Apply the Apache 2.0 license.
Change-Id: I4a7aeefedcd2d891093520d5a10ebefadcddb5be
Reviewed-on: https://swiftshader-review.googlesource.com/5320
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
diff --git a/src/Renderer/Blitter.cpp b/src/Renderer/Blitter.cpp
index 64ad6d0..95590ef 100644
--- a/src/Renderer/Blitter.cpp
+++ b/src/Renderer/Blitter.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2013 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Blitter.hpp"
diff --git a/src/Renderer/Blitter.hpp b/src/Renderer/Blitter.hpp
index 25c837d..52d3cee 100644
--- a/src/Renderer/Blitter.hpp
+++ b/src/Renderer/Blitter.hpp
@@ -1,97 +1,100 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Blitter_hpp
-#define sw_Blitter_hpp
-
-#include "Surface.hpp"
-#include "RoutineCache.hpp"
-#include "Reactor/Nucleus.hpp"
-
-#include <string.h>
-
-namespace sw
-{
- class Blitter
- {
- enum Options : unsigned char
- {
- FILTER_POINT = 0x00,
- WRITE_RED = 0x01,
- WRITE_GREEN = 0x02,
- WRITE_BLUE = 0x04,
- WRITE_ALPHA = 0x08,
- WRITE_RGBA = WRITE_RED | WRITE_GREEN | WRITE_BLUE | WRITE_ALPHA,
- FILTER_LINEAR = 0x10,
- CLEAR_OPERATION = 0x20
- };
-
- struct BlitState
- {
- bool operator==(const BlitState &state) const
- {
- return memcmp(this, &state, sizeof(BlitState)) == 0;
- }
-
- Format sourceFormat;
- Format destFormat;
- Blitter::Options options;
- };
-
- struct BlitData
- {
- void *source;
- void *dest;
- int sPitchB;
- int dPitchB;
-
- float x0;
- float y0;
- float w;
- float h;
-
- int y0d;
- int y1d;
- int x0d;
- int x1d;
-
- int sWidth;
- int sHeight;
- };
-
- public:
- Blitter();
-
- virtual ~Blitter();
-
- void clear(void* pixel, sw::Format format, Surface *dest, const SliceRect &dRect, unsigned int rgbaMask);
- void blit(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, bool filter);
- void blit3D(Surface *source, Surface *dest);
-
- private:
- bool read(Float4 &color, Pointer<Byte> element, Format format);
- bool write(Float4 &color, Pointer<Byte> element, Format format, const Blitter::Options& options);
- bool read(Int4 &color, Pointer<Byte> element, Format format);
- bool write(Int4 &color, Pointer<Byte> element, Format format, const Blitter::Options& options);
- static bool GetScale(float4& scale, Format format);
- static bool ApplyScaleAndClamp(Float4& value, const BlitState& state);
- void blit(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, const Blitter::Options& options);
- bool blitReactor(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, const Blitter::Options& options);
- Routine *generate(BlitState &state);
-
- RoutineCache<BlitState> *blitCache;
- BackoffLock criticalSection;
- };
-
- extern Blitter blitter;
-}
-
-#endif // sw_Blitter_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Blitter_hpp
+#define sw_Blitter_hpp
+
+#include "Surface.hpp"
+#include "RoutineCache.hpp"
+#include "Reactor/Nucleus.hpp"
+
+#include <string.h>
+
+namespace sw
+{
+ class Blitter
+ {
+ enum Options : unsigned char
+ {
+ FILTER_POINT = 0x00,
+ WRITE_RED = 0x01,
+ WRITE_GREEN = 0x02,
+ WRITE_BLUE = 0x04,
+ WRITE_ALPHA = 0x08,
+ WRITE_RGBA = WRITE_RED | WRITE_GREEN | WRITE_BLUE | WRITE_ALPHA,
+ FILTER_LINEAR = 0x10,
+ CLEAR_OPERATION = 0x20
+ };
+
+ struct BlitState
+ {
+ bool operator==(const BlitState &state) const
+ {
+ return memcmp(this, &state, sizeof(BlitState)) == 0;
+ }
+
+ Format sourceFormat;
+ Format destFormat;
+ Blitter::Options options;
+ };
+
+ struct BlitData
+ {
+ void *source;
+ void *dest;
+ int sPitchB;
+ int dPitchB;
+
+ float x0;
+ float y0;
+ float w;
+ float h;
+
+ int y0d;
+ int y1d;
+ int x0d;
+ int x1d;
+
+ int sWidth;
+ int sHeight;
+ };
+
+ public:
+ Blitter();
+
+ virtual ~Blitter();
+
+ void clear(void* pixel, sw::Format format, Surface *dest, const SliceRect &dRect, unsigned int rgbaMask);
+ void blit(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, bool filter);
+ void blit3D(Surface *source, Surface *dest);
+
+ private:
+ bool read(Float4 &color, Pointer<Byte> element, Format format);
+ bool write(Float4 &color, Pointer<Byte> element, Format format, const Blitter::Options& options);
+ bool read(Int4 &color, Pointer<Byte> element, Format format);
+ bool write(Int4 &color, Pointer<Byte> element, Format format, const Blitter::Options& options);
+ static bool GetScale(float4& scale, Format format);
+ static bool ApplyScaleAndClamp(Float4& value, const BlitState& state);
+ void blit(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, const Blitter::Options& options);
+ bool blitReactor(Surface *source, const SliceRect &sRect, Surface *dest, const SliceRect &dRect, const Blitter::Options& options);
+ Routine *generate(BlitState &state);
+
+ RoutineCache<BlitState> *blitCache;
+ BackoffLock criticalSection;
+ };
+
+ extern Blitter blitter;
+}
+
+#endif // sw_Blitter_hpp
diff --git a/src/Renderer/Clipper.cpp b/src/Renderer/Clipper.cpp
index d575bc3..d5aeaed 100644
--- a/src/Renderer/Clipper.cpp
+++ b/src/Renderer/Clipper.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Clipper.hpp"
diff --git a/src/Renderer/Clipper.hpp b/src/Renderer/Clipper.hpp
index fca7b0c..ad1af93e 100644
--- a/src/Renderer/Clipper.hpp
+++ b/src/Renderer/Clipper.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_Clipper_hpp
#define sw_Clipper_hpp
diff --git a/src/Renderer/Color.cpp b/src/Renderer/Color.cpp
index 5565460..9ad6767 100644
--- a/src/Renderer/Color.cpp
+++ b/src/Renderer/Color.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Color.hpp"
diff --git a/src/Renderer/Color.hpp b/src/Renderer/Color.hpp
index 51e8015..7afe61f 100644
--- a/src/Renderer/Color.hpp
+++ b/src/Renderer/Color.hpp
@@ -1,469 +1,472 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Color_hpp
-#define sw_Color_hpp
-
-#include "Common/Types.hpp"
-#include "Common/Math.hpp"
-
-namespace sw
-{
- template<class T>
- struct Color
- {
- Color();
-
- Color(const Color<byte> &c);
- Color(const Color<short> &c);
- Color(const Color<float> &c);
-
- Color(int c);
- Color(unsigned short c);
- Color(unsigned long c);
- Color(unsigned int c);
-
- Color(T r, T g, T b, T a = 1);
-
- operator unsigned int() const;
-
- T &operator[](int i);
- const T &operator[](int i) const;
-
- Color<T> operator+() const;
- Color<T> operator-() const;
-
- Color<T>& operator=(const Color<T>& c);
-
- Color<T> &operator+=(const Color<T> &c);
- Color<T> &operator*=(float l);
-
- static Color<T> gradient(const Color<T> &c1, const Color<T> &c2, float d);
- static Color<T> shade(const Color<T> &c1, const Color<T> &c2, float d);
-
- template<class S>
- friend Color<S> operator+(const Color<S> &c1, const Color<S> &c2);
- template<class S>
- friend Color<S> operator-(const Color<S> &c1, const Color<S> &c2);
-
- template<class S>
- friend Color<S> operator*(float l, const Color<S> &c);
- template<class S>
- friend Color<S> operator*(const Color<S> &c1, const Color<S> &c2);
- template<class S>
- friend Color<S> operator/(const Color<S> &c, float l);
-
- T r;
- T g;
- T b;
- T a;
- };
-}
-
-#include "Common/Math.hpp"
-
-namespace sw
-{
- template<class T>
- inline Color<T>::Color()
- {
- }
-
- template<>
- inline Color<byte>::Color(const Color<byte> &c)
- {
- r = c.r;
- g = c.g;
- b = c.b;
- a = c.a;
- }
-
- template<>
- inline Color<byte>::Color(const Color<short> &c)
- {
- r = clamp(c.r >> 4, 0, 255);
- g = clamp(c.g >> 4, 0, 255);
- b = clamp(c.b >> 4, 0, 255);
- a = clamp(c.a >> 4, 0, 255);
- }
-
- template<>
- inline Color<byte>::Color(const Color<float> &c)
- {
- r = ifloor(clamp(c.r * 256.0f, 0.0f, 255.0f));
- g = ifloor(clamp(c.g * 256.0f, 0.0f, 255.0f));
- b = ifloor(clamp(c.b * 256.0f, 0.0f, 255.0f));
- a = ifloor(clamp(c.a * 256.0f, 0.0f, 255.0f));
- }
-
- template<>
- inline Color<short>::Color(const Color<short> &c)
- {
- r = c.r;
- g = c.g;
- b = c.b;
- a = c.a;
- }
-
- template<>
- inline Color<short>::Color(const Color<byte> &c)
- {
- r = c.r << 4;
- g = c.g << 4;
- b = c.b << 4;
- a = c.a << 4;
- }
-
- template<>
- inline Color<float>::Color(const Color<float> &c)
- {
- r = c.r;
- g = c.g;
- b = c.b;
- a = c.a;
- }
-
- template<>
- inline Color<short>::Color(const Color<float> &c)
- {
- r = iround(clamp(c.r * 4095.0f, -4096.0f, 4095.0f));
- g = iround(clamp(c.g * 4095.0f, -4096.0f, 4095.0f));
- b = iround(clamp(c.b * 4095.0f, -4096.0f, 4095.0f));
- a = iround(clamp(c.a * 4095.0f, -4096.0f, 4095.0f));
- }
-
- template<>
- inline Color<float>::Color(const Color<byte> &c)
- {
- r = c.r / 255.0f;
- g = c.g / 255.0f;
- b = c.b / 255.0f;
- a = c.a / 255.0f;
- }
-
- template<>
- inline Color<float>::Color(const Color<short> &c)
- {
- r = c.r / 4095.0f;
- g = c.g / 4095.0f;
- b = c.b / 4095.0f;
- a = c.a / 4095.0f;
- }
-
- template<>
- inline Color<float>::Color(unsigned short c)
- {
- r = (float)(c & 0xF800) / (float)0xF800;
- g = (float)(c & 0x07E0) / (float)0x07E0;
- b = (float)(c & 0x001F) / (float)0x001F;
- a = 1;
- }
-
- template<>
- inline Color<short>::Color(unsigned short c)
- {
- // 4.12 fixed-point format
- r = ((c & 0xF800) >> 4) + ((c & 0xF800) >> 9) + ((c & 0xF800) >> 14);
- g = ((c & 0x07E0) << 1) + ((c & 0x07E0) >> 5);
- b = ((c & 0x001F) << 7) + ((c & 0x001F) << 2) + ((c & 0x001F) >> 3);
- a = 0x1000;
- }
-
- template<>
- inline Color<byte>::Color(unsigned short c)
- {
- r = (byte)(((c & 0xF800) >> 8) + ((c & 0xE000) >> 13));
- g = (byte)(((c & 0x07E0) >> 3) + ((c & 0x0600) >> 9));
- b = (byte)(((c & 0x001F) << 3) + ((c & 0x001C) >> 2));
- a = 0xFF;
- }
-
- template<>
- inline Color<float>::Color(int c)
- {
- const float d = 1.0f / 255.0f;
-
- r = (float)((c & 0x00FF0000) >> 16) * d;
- g = (float)((c & 0x0000FF00) >> 8) * d;
- b = (float)((c & 0x000000FF) >> 0) * d;
- a = (float)((c & 0xFF000000) >> 24) * d;
- }
-
- template<>
- inline Color<short>::Color(int c)
- {
- // 4.12 fixed-point format
- r = (short)((c & 0x00FF0000) >> 12);
- g = (short)((c & 0x0000FF00) >> 4);
- b = (short)((c & 0x000000FF) << 4);
- a = (short)((c & 0xFF000000) >> 20);
- }
-
- template<>
- inline Color<byte>::Color(int c)
- {
- r = (byte)((c & 0x00FF0000) >> 16);
- g = (byte)((c & 0x0000FF00) >> 8);
- b = (byte)((c & 0x000000FF) >> 0);
- a = (byte)((c & 0xFF000000) >> 24);
- }
-
- template<>
- inline Color<float>::Color(unsigned int c)
- {
- const float d = 1.0f / 255.0f;
-
- r = (float)((c & 0x00FF0000) >> 16) * d;
- g = (float)((c & 0x0000FF00) >> 8) * d;
- b = (float)((c & 0x000000FF) >> 0) * d;
- a = (float)((c & 0xFF000000) >> 24) * d;
- }
-
- template<>
- inline Color<short>::Color(unsigned int c)
- {
- // 4.12 fixed-point format
- r = (short)((c & 0x00FF0000) >> 12);
- g = (short)((c & 0x0000FF00) >> 4);
- b = (short)((c & 0x000000FF) << 4);
- a = (short)((c & 0xFF000000) >> 20);
- }
-
- template<>
- inline Color<byte>::Color(unsigned int c)
- {
- r = (byte)((c & 0x00FF0000) >> 16);
- g = (byte)((c & 0x0000FF00) >> 8);
- b = (byte)((c & 0x000000FF) >> 0);
- a = (byte)((c & 0xFF000000) >> 24);
- }
-
- template<>
- inline Color<float>::Color(unsigned long c)
- {
- const float d = 1.0f / 255.0f;
-
- r = (float)((c & 0x00FF0000) >> 16) * d;
- g = (float)((c & 0x0000FF00) >> 8) * d;
- b = (float)((c & 0x000000FF) >> 0) * d;
- a = (float)((c & 0xFF000000) >> 24) * d;
- }
-
- template<>
- inline Color<short>::Color(unsigned long c)
- {
- // 4.12 fixed-point format
- r = (short)((c & 0x00FF0000) >> 12);
- g = (short)((c & 0x0000FF00) >> 4);
- b = (short)((c & 0x000000FF) << 4);
- a = (short)((c & 0xFF000000) >> 20);
- }
-
- template<>
- inline Color<byte>::Color(unsigned long c)
- {
- r = (byte)((c & 0x00FF0000) >> 16);
- g = (byte)((c & 0x0000FF00) >> 8);
- b = (byte)((c & 0x000000FF) >> 0);
- a = (byte)((c & 0xFF000000) >> 24);
- }
-
- template<class T>
- inline Color<T>::Color(T r_, T g_, T b_, T a_)
- {
- r = r_;
- g = g_;
- b = b_;
- a = a_;
- }
-
- template<>
- inline Color<float>::operator unsigned int() const
- {
- return ((unsigned int)min(b * 255.0f, 255.0f) << 0) |
- ((unsigned int)min(g * 255.0f, 255.0f) << 8) |
- ((unsigned int)min(r * 255.0f, 255.0f) << 16) |
- ((unsigned int)min(a * 255.0f, 255.0f) << 24);
- }
-
- template<>
- inline Color<short>::operator unsigned int() const
- {
- return ((unsigned int)min(b >> 4, 255) << 0) |
- ((unsigned int)min(g >> 4, 255) << 8) |
- ((unsigned int)min(r >> 4, 255) << 16) |
- ((unsigned int)min(a >> 4, 255) << 24);
- }
-
- template<>
- inline Color<byte>::operator unsigned int() const
- {
- return (b << 0) +
- (g << 8) +
- (r << 16) +
- (a << 24);
- }
-
- template<class T>
- inline T &Color<T>::operator[](int i)
- {
- return (&r)[i];
- }
-
- template<class T>
- inline const T &Color<T>::operator[](int i) const
- {
- return (&r)[i];
- }
-
- template<class T>
- inline Color<T> Color<T>::operator+() const
- {
- return *this;
- }
-
- template<class T>
- inline Color<T> Color<T>::operator-() const
- {
- return Color(-r, -g, -b, -a);
- }
-
- template<class T>
- inline Color<T> &Color<T>::operator=(const Color& c)
- {
- r = c.r;
- g = c.g;
- b = c.b;
- a = c.a;
-
- return *this;
- }
-
- template<class T>
- inline Color<T> &Color<T>::operator+=(const Color &c)
- {
- r += c.r;
- g += c.g;
- b += c.b;
- a += c.a;
-
- return *this;
- }
-
- template<class T>
- inline Color<T> &Color<T>::operator*=(float l)
- {
- *this = l * *this;
-
- return *this;
- }
-
- template<class T>
- inline Color<T> operator+(const Color<T> &c1, const Color<T> &c2)
- {
- return Color<T>(c1.r + c2.r,
- c1.g + c2.g,
- c1.b + c2.b,
- c1.a + c2.a);
- }
-
- template<class T>
- inline Color<T> operator-(const Color<T> &c1, const Color<T> &c2)
- {
- return Color<T>(c1.r - c2.r,
- c1.g - c2.g,
- c1.b - c2.b,
- c1.a - c2.a);
- }
-
- template<class T>
- inline Color<T> operator*(float l, const Color<T> &c)
- {
- T r = (T)(l * c.r);
- T g = (T)(l * c.g);
- T b = (T)(l * c.b);
- T a = (T)(l * c.a);
-
- return Color<T>(r, g, b, a);
- }
-
- template<class T>
- inline Color<T> operator*(const Color<T> &c1, const Color<T> &c2)
- {
- T r = c1.r * c2.r;
- T g = c1.g * c2.g;
- T b = c1.b * c2.b;
- T a = c1.a * c2.a;
-
- return Color<T>(r, g, b, a);
- }
-
- template<>
- inline Color<short> operator*(const Color<short> &c1, const Color<short> &c2)
- {
- short r = c1.r * c2.r >> 12;
- short g = c1.g * c2.g >> 12;
- short b = c1.b * c2.b >> 12;
- short a = c1.a * c2.a >> 12;
-
- return Color<short>(r, g, b, a);
- }
-
- template<>
- inline Color<byte> operator*(const Color<byte> &c1, const Color<byte> &c2)
- {
- byte r = c1.r * c2.r >> 8;
- byte g = c1.g * c2.g >> 8;
- byte b = c1.b * c2.b >> 8;
- byte a = c1.a * c2.a >> 8;
-
- return Color<byte>(r, g, b, a);
- }
-
- template<class T>
- inline Color<T> operator/(const Color<T> &c, float l)
- {
- l = 1.0f / l;
-
- T r = (T)(l * c.r);
- T g = (T)(l * c.g);
- T b = (T)(l * c.b);
- T a = (T)(l * c.a);
-
- return Color<T>(r, g, b, a);
- }
-
- template<class T>
- inline Color<T> Color<T>::gradient(const Color<T> &c1, const Color<T> &c2, float d)
- {
- d = 1.0f / d;
-
- T r = (c2.r - c1.r) * d;
- T g = (c2.g - c1.g) * d;
- T b = (c2.b - c1.b) * d;
- T a = (c2.a - c1.a) * d;
-
- return Color<T>(r, g, b, a);
- }
-
- template<class T>
- inline Color<T> Color<T>::shade(const Color<T> &c1, const Color<T> &c2, float d)
- {
- T r = c1.r + (T)(d * (c2.r - c1.r));
- T g = c1.g + (T)(d * (c2.g - c1.g));
- T b = c1.b + (T)(d * (c2.b - c1.b));
- T a = c1.a + (T)(d * (c2.a - c1.a));
-
- return Color<T>(r, g, b, a);
- }
-}
-
-#endif // sw_Color_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Color_hpp
+#define sw_Color_hpp
+
+#include "Common/Types.hpp"
+#include "Common/Math.hpp"
+
+namespace sw
+{
+ template<class T>
+ struct Color
+ {
+ Color();
+
+ Color(const Color<byte> &c);
+ Color(const Color<short> &c);
+ Color(const Color<float> &c);
+
+ Color(int c);
+ Color(unsigned short c);
+ Color(unsigned long c);
+ Color(unsigned int c);
+
+ Color(T r, T g, T b, T a = 1);
+
+ operator unsigned int() const;
+
+ T &operator[](int i);
+ const T &operator[](int i) const;
+
+ Color<T> operator+() const;
+ Color<T> operator-() const;
+
+ Color<T>& operator=(const Color<T>& c);
+
+ Color<T> &operator+=(const Color<T> &c);
+ Color<T> &operator*=(float l);
+
+ static Color<T> gradient(const Color<T> &c1, const Color<T> &c2, float d);
+ static Color<T> shade(const Color<T> &c1, const Color<T> &c2, float d);
+
+ template<class S>
+ friend Color<S> operator+(const Color<S> &c1, const Color<S> &c2);
+ template<class S>
+ friend Color<S> operator-(const Color<S> &c1, const Color<S> &c2);
+
+ template<class S>
+ friend Color<S> operator*(float l, const Color<S> &c);
+ template<class S>
+ friend Color<S> operator*(const Color<S> &c1, const Color<S> &c2);
+ template<class S>
+ friend Color<S> operator/(const Color<S> &c, float l);
+
+ T r;
+ T g;
+ T b;
+ T a;
+ };
+}
+
+#include "Common/Math.hpp"
+
+namespace sw
+{
+ template<class T>
+ inline Color<T>::Color()
+ {
+ }
+
+ template<>
+ inline Color<byte>::Color(const Color<byte> &c)
+ {
+ r = c.r;
+ g = c.g;
+ b = c.b;
+ a = c.a;
+ }
+
+ template<>
+ inline Color<byte>::Color(const Color<short> &c)
+ {
+ r = clamp(c.r >> 4, 0, 255);
+ g = clamp(c.g >> 4, 0, 255);
+ b = clamp(c.b >> 4, 0, 255);
+ a = clamp(c.a >> 4, 0, 255);
+ }
+
+ template<>
+ inline Color<byte>::Color(const Color<float> &c)
+ {
+ r = ifloor(clamp(c.r * 256.0f, 0.0f, 255.0f));
+ g = ifloor(clamp(c.g * 256.0f, 0.0f, 255.0f));
+ b = ifloor(clamp(c.b * 256.0f, 0.0f, 255.0f));
+ a = ifloor(clamp(c.a * 256.0f, 0.0f, 255.0f));
+ }
+
+ template<>
+ inline Color<short>::Color(const Color<short> &c)
+ {
+ r = c.r;
+ g = c.g;
+ b = c.b;
+ a = c.a;
+ }
+
+ template<>
+ inline Color<short>::Color(const Color<byte> &c)
+ {
+ r = c.r << 4;
+ g = c.g << 4;
+ b = c.b << 4;
+ a = c.a << 4;
+ }
+
+ template<>
+ inline Color<float>::Color(const Color<float> &c)
+ {
+ r = c.r;
+ g = c.g;
+ b = c.b;
+ a = c.a;
+ }
+
+ template<>
+ inline Color<short>::Color(const Color<float> &c)
+ {
+ r = iround(clamp(c.r * 4095.0f, -4096.0f, 4095.0f));
+ g = iround(clamp(c.g * 4095.0f, -4096.0f, 4095.0f));
+ b = iround(clamp(c.b * 4095.0f, -4096.0f, 4095.0f));
+ a = iround(clamp(c.a * 4095.0f, -4096.0f, 4095.0f));
+ }
+
+ template<>
+ inline Color<float>::Color(const Color<byte> &c)
+ {
+ r = c.r / 255.0f;
+ g = c.g / 255.0f;
+ b = c.b / 255.0f;
+ a = c.a / 255.0f;
+ }
+
+ template<>
+ inline Color<float>::Color(const Color<short> &c)
+ {
+ r = c.r / 4095.0f;
+ g = c.g / 4095.0f;
+ b = c.b / 4095.0f;
+ a = c.a / 4095.0f;
+ }
+
+ template<>
+ inline Color<float>::Color(unsigned short c)
+ {
+ r = (float)(c & 0xF800) / (float)0xF800;
+ g = (float)(c & 0x07E0) / (float)0x07E0;
+ b = (float)(c & 0x001F) / (float)0x001F;
+ a = 1;
+ }
+
+ template<>
+ inline Color<short>::Color(unsigned short c)
+ {
+ // 4.12 fixed-point format
+ r = ((c & 0xF800) >> 4) + ((c & 0xF800) >> 9) + ((c & 0xF800) >> 14);
+ g = ((c & 0x07E0) << 1) + ((c & 0x07E0) >> 5);
+ b = ((c & 0x001F) << 7) + ((c & 0x001F) << 2) + ((c & 0x001F) >> 3);
+ a = 0x1000;
+ }
+
+ template<>
+ inline Color<byte>::Color(unsigned short c)
+ {
+ r = (byte)(((c & 0xF800) >> 8) + ((c & 0xE000) >> 13));
+ g = (byte)(((c & 0x07E0) >> 3) + ((c & 0x0600) >> 9));
+ b = (byte)(((c & 0x001F) << 3) + ((c & 0x001C) >> 2));
+ a = 0xFF;
+ }
+
+ template<>
+ inline Color<float>::Color(int c)
+ {
+ const float d = 1.0f / 255.0f;
+
+ r = (float)((c & 0x00FF0000) >> 16) * d;
+ g = (float)((c & 0x0000FF00) >> 8) * d;
+ b = (float)((c & 0x000000FF) >> 0) * d;
+ a = (float)((c & 0xFF000000) >> 24) * d;
+ }
+
+ template<>
+ inline Color<short>::Color(int c)
+ {
+ // 4.12 fixed-point format
+ r = (short)((c & 0x00FF0000) >> 12);
+ g = (short)((c & 0x0000FF00) >> 4);
+ b = (short)((c & 0x000000FF) << 4);
+ a = (short)((c & 0xFF000000) >> 20);
+ }
+
+ template<>
+ inline Color<byte>::Color(int c)
+ {
+ r = (byte)((c & 0x00FF0000) >> 16);
+ g = (byte)((c & 0x0000FF00) >> 8);
+ b = (byte)((c & 0x000000FF) >> 0);
+ a = (byte)((c & 0xFF000000) >> 24);
+ }
+
+ template<>
+ inline Color<float>::Color(unsigned int c)
+ {
+ const float d = 1.0f / 255.0f;
+
+ r = (float)((c & 0x00FF0000) >> 16) * d;
+ g = (float)((c & 0x0000FF00) >> 8) * d;
+ b = (float)((c & 0x000000FF) >> 0) * d;
+ a = (float)((c & 0xFF000000) >> 24) * d;
+ }
+
+ template<>
+ inline Color<short>::Color(unsigned int c)
+ {
+ // 4.12 fixed-point format
+ r = (short)((c & 0x00FF0000) >> 12);
+ g = (short)((c & 0x0000FF00) >> 4);
+ b = (short)((c & 0x000000FF) << 4);
+ a = (short)((c & 0xFF000000) >> 20);
+ }
+
+ template<>
+ inline Color<byte>::Color(unsigned int c)
+ {
+ r = (byte)((c & 0x00FF0000) >> 16);
+ g = (byte)((c & 0x0000FF00) >> 8);
+ b = (byte)((c & 0x000000FF) >> 0);
+ a = (byte)((c & 0xFF000000) >> 24);
+ }
+
+ template<>
+ inline Color<float>::Color(unsigned long c)
+ {
+ const float d = 1.0f / 255.0f;
+
+ r = (float)((c & 0x00FF0000) >> 16) * d;
+ g = (float)((c & 0x0000FF00) >> 8) * d;
+ b = (float)((c & 0x000000FF) >> 0) * d;
+ a = (float)((c & 0xFF000000) >> 24) * d;
+ }
+
+ template<>
+ inline Color<short>::Color(unsigned long c)
+ {
+ // 4.12 fixed-point format
+ r = (short)((c & 0x00FF0000) >> 12);
+ g = (short)((c & 0x0000FF00) >> 4);
+ b = (short)((c & 0x000000FF) << 4);
+ a = (short)((c & 0xFF000000) >> 20);
+ }
+
+ template<>
+ inline Color<byte>::Color(unsigned long c)
+ {
+ r = (byte)((c & 0x00FF0000) >> 16);
+ g = (byte)((c & 0x0000FF00) >> 8);
+ b = (byte)((c & 0x000000FF) >> 0);
+ a = (byte)((c & 0xFF000000) >> 24);
+ }
+
+ template<class T>
+ inline Color<T>::Color(T r_, T g_, T b_, T a_)
+ {
+ r = r_;
+ g = g_;
+ b = b_;
+ a = a_;
+ }
+
+ template<>
+ inline Color<float>::operator unsigned int() const
+ {
+ return ((unsigned int)min(b * 255.0f, 255.0f) << 0) |
+ ((unsigned int)min(g * 255.0f, 255.0f) << 8) |
+ ((unsigned int)min(r * 255.0f, 255.0f) << 16) |
+ ((unsigned int)min(a * 255.0f, 255.0f) << 24);
+ }
+
+ template<>
+ inline Color<short>::operator unsigned int() const
+ {
+ return ((unsigned int)min(b >> 4, 255) << 0) |
+ ((unsigned int)min(g >> 4, 255) << 8) |
+ ((unsigned int)min(r >> 4, 255) << 16) |
+ ((unsigned int)min(a >> 4, 255) << 24);
+ }
+
+ template<>
+ inline Color<byte>::operator unsigned int() const
+ {
+ return (b << 0) +
+ (g << 8) +
+ (r << 16) +
+ (a << 24);
+ }
+
+ template<class T>
+ inline T &Color<T>::operator[](int i)
+ {
+ return (&r)[i];
+ }
+
+ template<class T>
+ inline const T &Color<T>::operator[](int i) const
+ {
+ return (&r)[i];
+ }
+
+ template<class T>
+ inline Color<T> Color<T>::operator+() const
+ {
+ return *this;
+ }
+
+ template<class T>
+ inline Color<T> Color<T>::operator-() const
+ {
+ return Color(-r, -g, -b, -a);
+ }
+
+ template<class T>
+ inline Color<T> &Color<T>::operator=(const Color& c)
+ {
+ r = c.r;
+ g = c.g;
+ b = c.b;
+ a = c.a;
+
+ return *this;
+ }
+
+ template<class T>
+ inline Color<T> &Color<T>::operator+=(const Color &c)
+ {
+ r += c.r;
+ g += c.g;
+ b += c.b;
+ a += c.a;
+
+ return *this;
+ }
+
+ template<class T>
+ inline Color<T> &Color<T>::operator*=(float l)
+ {
+ *this = l * *this;
+
+ return *this;
+ }
+
+ template<class T>
+ inline Color<T> operator+(const Color<T> &c1, const Color<T> &c2)
+ {
+ return Color<T>(c1.r + c2.r,
+ c1.g + c2.g,
+ c1.b + c2.b,
+ c1.a + c2.a);
+ }
+
+ template<class T>
+ inline Color<T> operator-(const Color<T> &c1, const Color<T> &c2)
+ {
+ return Color<T>(c1.r - c2.r,
+ c1.g - c2.g,
+ c1.b - c2.b,
+ c1.a - c2.a);
+ }
+
+ template<class T>
+ inline Color<T> operator*(float l, const Color<T> &c)
+ {
+ T r = (T)(l * c.r);
+ T g = (T)(l * c.g);
+ T b = (T)(l * c.b);
+ T a = (T)(l * c.a);
+
+ return Color<T>(r, g, b, a);
+ }
+
+ template<class T>
+ inline Color<T> operator*(const Color<T> &c1, const Color<T> &c2)
+ {
+ T r = c1.r * c2.r;
+ T g = c1.g * c2.g;
+ T b = c1.b * c2.b;
+ T a = c1.a * c2.a;
+
+ return Color<T>(r, g, b, a);
+ }
+
+ template<>
+ inline Color<short> operator*(const Color<short> &c1, const Color<short> &c2)
+ {
+ short r = c1.r * c2.r >> 12;
+ short g = c1.g * c2.g >> 12;
+ short b = c1.b * c2.b >> 12;
+ short a = c1.a * c2.a >> 12;
+
+ return Color<short>(r, g, b, a);
+ }
+
+ template<>
+ inline Color<byte> operator*(const Color<byte> &c1, const Color<byte> &c2)
+ {
+ byte r = c1.r * c2.r >> 8;
+ byte g = c1.g * c2.g >> 8;
+ byte b = c1.b * c2.b >> 8;
+ byte a = c1.a * c2.a >> 8;
+
+ return Color<byte>(r, g, b, a);
+ }
+
+ template<class T>
+ inline Color<T> operator/(const Color<T> &c, float l)
+ {
+ l = 1.0f / l;
+
+ T r = (T)(l * c.r);
+ T g = (T)(l * c.g);
+ T b = (T)(l * c.b);
+ T a = (T)(l * c.a);
+
+ return Color<T>(r, g, b, a);
+ }
+
+ template<class T>
+ inline Color<T> Color<T>::gradient(const Color<T> &c1, const Color<T> &c2, float d)
+ {
+ d = 1.0f / d;
+
+ T r = (c2.r - c1.r) * d;
+ T g = (c2.g - c1.g) * d;
+ T b = (c2.b - c1.b) * d;
+ T a = (c2.a - c1.a) * d;
+
+ return Color<T>(r, g, b, a);
+ }
+
+ template<class T>
+ inline Color<T> Color<T>::shade(const Color<T> &c1, const Color<T> &c2, float d)
+ {
+ T r = c1.r + (T)(d * (c2.r - c1.r));
+ T g = c1.g + (T)(d * (c2.g - c1.g));
+ T b = c1.b + (T)(d * (c2.b - c1.b));
+ T a = c1.a + (T)(d * (c2.a - c1.a));
+
+ return Color<T>(r, g, b, a);
+ }
+}
+
+#endif // sw_Color_hpp
diff --git a/src/Renderer/Context.cpp b/src/Renderer/Context.cpp
index b1891b2..1edecd8 100644
--- a/src/Renderer/Context.cpp
+++ b/src/Renderer/Context.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Context.hpp"
@@ -95,8 +98,8 @@
case DRAW_INDEXEDTRIANGLESTRIP32:
case DRAW_INDEXEDTRIANGLEFAN32:
return fillModeAware ? fillMode == FILL_VERTEX : false;
- case DRAW_QUADLIST:
- return false;
+ case DRAW_QUADLIST:
+ return false;
default:
ASSERT(false);
}
@@ -139,8 +142,8 @@
case DRAW_INDEXEDTRIANGLESTRIP32:
case DRAW_INDEXEDTRIANGLEFAN32:
return fillModeAware ? fillMode == FILL_WIREFRAME : false;
- case DRAW_QUADLIST:
- return false;
+ case DRAW_QUADLIST:
+ return false;
default:
ASSERT(false);
}
@@ -183,9 +186,9 @@
case DRAW_INDEXEDTRIANGLESTRIP32:
case DRAW_INDEXEDTRIANGLEFAN32:
return fillModeAware ? fillMode == FILL_SOLID : true;
- case DRAW_QUADLIST:
+ case DRAW_QUADLIST:
// Quads are broken up into triangles
- return fillModeAware ? fillMode == FILL_SOLID : true;
+ return fillModeAware ? fillMode == FILL_SOLID : true;
default:
ASSERT(false);
}
@@ -603,8 +606,8 @@
{
return texCoordActive(coordinate, 0) ||
texCoordActive(coordinate, 1) ||
- texCoordActive(coordinate, 2) ||
- texCoordActive(coordinate, 3);
+ texCoordActive(coordinate, 2) ||
+ texCoordActive(coordinate, 3);
}
bool Context::isProjectionComponent(unsigned int coordinate, int component)
diff --git a/src/Renderer/Context.hpp b/src/Renderer/Context.hpp
index c8f9624..6e68ecb 100644
--- a/src/Renderer/Context.hpp
+++ b/src/Renderer/Context.hpp
@@ -1,531 +1,534 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Context_hpp
-#define sw_Context_hpp
-
-#include "Sampler.hpp"
-#include "TextureStage.hpp"
-#include "Stream.hpp"
-#include "Point.hpp"
-#include "Vertex.hpp"
-
-namespace sw
-{
- class Sampler;
- class Surface;
- class PixelShader;
- class VertexShader;
- struct Triangle;
- struct Primitive;
- struct Vertex;
- class Resource;
-
- enum In // Default input stream semantic
- {
- Position = 0,
- BlendWeight = 1,
- BlendIndices = 2,
- Normal = 3,
- PointSize = 4,
- Color0 = 5,
- Color1 = 6,
- TexCoord0 = 7,
- TexCoord1 = 8,
- TexCoord2 = 9,
- TexCoord3 = 10,
- TexCoord4 = 11,
- TexCoord5 = 12,
- TexCoord6 = 13,
- TexCoord7 = 14,
- PositionT = 15
- };
-
- enum DrawType : unsigned int
- {
- // These types must stay ordered by vertices per primitive. Also, if these basic types
- // are modified, verify the value assigned to task->verticesPerPrimitive in Renderer.cpp
- DRAW_POINTLIST = 0x00,
- DRAW_LINELIST = 0x01,
- DRAW_LINESTRIP = 0x02,
- DRAW_LINELOOP = 0x03,
- DRAW_TRIANGLELIST = 0x04,
- DRAW_TRIANGLESTRIP = 0x05,
- DRAW_TRIANGLEFAN = 0x06,
- DRAW_QUADLIST = 0x07,
-
- DRAW_NONINDEXED = 0x00,
- DRAW_INDEXED8 = 0x10,
- DRAW_INDEXED16 = 0x20,
- DRAW_INDEXED32 = 0x30,
-
- DRAW_INDEXEDPOINTLIST8 = DRAW_POINTLIST | DRAW_INDEXED8,
- DRAW_INDEXEDLINELIST8 = DRAW_LINELIST | DRAW_INDEXED8,
- DRAW_INDEXEDLINESTRIP8 = DRAW_LINESTRIP | DRAW_INDEXED8,
- DRAW_INDEXEDLINELOOP8 = DRAW_LINELOOP | DRAW_INDEXED8,
- DRAW_INDEXEDTRIANGLELIST8 = DRAW_TRIANGLELIST | DRAW_INDEXED8,
- DRAW_INDEXEDTRIANGLESTRIP8 = DRAW_TRIANGLESTRIP | DRAW_INDEXED8,
- DRAW_INDEXEDTRIANGLEFAN8 = DRAW_TRIANGLEFAN | DRAW_INDEXED8,
-
- DRAW_INDEXEDPOINTLIST16 = DRAW_POINTLIST | DRAW_INDEXED16,
- DRAW_INDEXEDLINELIST16 = DRAW_LINELIST | DRAW_INDEXED16,
- DRAW_INDEXEDLINESTRIP16 = DRAW_LINESTRIP | DRAW_INDEXED16,
- DRAW_INDEXEDLINELOOP16 = DRAW_LINELOOP | DRAW_INDEXED16,
- DRAW_INDEXEDTRIANGLELIST16 = DRAW_TRIANGLELIST | DRAW_INDEXED16,
- DRAW_INDEXEDTRIANGLESTRIP16 = DRAW_TRIANGLESTRIP | DRAW_INDEXED16,
- DRAW_INDEXEDTRIANGLEFAN16 = DRAW_TRIANGLEFAN | DRAW_INDEXED16,
-
- DRAW_INDEXEDPOINTLIST32 = DRAW_POINTLIST | DRAW_INDEXED32,
- DRAW_INDEXEDLINELIST32 = DRAW_LINELIST | DRAW_INDEXED32,
- DRAW_INDEXEDLINESTRIP32 = DRAW_LINESTRIP | DRAW_INDEXED32,
- DRAW_INDEXEDLINELOOP32 = DRAW_LINELOOP | DRAW_INDEXED32,
- DRAW_INDEXEDTRIANGLELIST32 = DRAW_TRIANGLELIST | DRAW_INDEXED32,
- DRAW_INDEXEDTRIANGLESTRIP32 = DRAW_TRIANGLESTRIP | DRAW_INDEXED32,
- DRAW_INDEXEDTRIANGLEFAN32 = DRAW_TRIANGLEFAN | DRAW_INDEXED32,
-
- DRAW_LAST = DRAW_INDEXEDTRIANGLEFAN32
- };
-
- enum FillMode : unsigned int
- {
- FILL_SOLID,
- FILL_WIREFRAME,
- FILL_VERTEX,
-
- FILL_LAST = FILL_VERTEX
- };
-
- enum ShadingMode : unsigned int
- {
- SHADING_FLAT,
- SHADING_GOURAUD,
-
- SHADING_LAST = SHADING_GOURAUD
- };
-
- enum DepthCompareMode : unsigned int
- {
- DEPTH_ALWAYS,
- DEPTH_NEVER,
- DEPTH_EQUAL,
- DEPTH_NOTEQUAL,
- DEPTH_LESS,
- DEPTH_LESSEQUAL,
- DEPTH_GREATER,
- DEPTH_GREATEREQUAL,
-
- DEPTH_LAST = DEPTH_GREATEREQUAL
- };
-
- enum StencilCompareMode : unsigned int
- {
- STENCIL_ALWAYS,
- STENCIL_NEVER,
- STENCIL_EQUAL,
- STENCIL_NOTEQUAL,
- STENCIL_LESS,
- STENCIL_LESSEQUAL,
- STENCIL_GREATER,
- STENCIL_GREATEREQUAL,
-
- STENCIL_LAST = STENCIL_GREATEREQUAL
- };
-
- enum StencilOperation : unsigned int
- {
- OPERATION_KEEP,
- OPERATION_ZERO,
- OPERATION_REPLACE,
- OPERATION_INCRSAT,
- OPERATION_DECRSAT,
- OPERATION_INVERT,
- OPERATION_INCR,
- OPERATION_DECR,
-
- OPERATION_LAST = OPERATION_DECR
- };
-
- enum AlphaCompareMode : unsigned int
- {
- ALPHA_ALWAYS,
- ALPHA_NEVER,
- ALPHA_EQUAL,
- ALPHA_NOTEQUAL,
- ALPHA_LESS,
- ALPHA_LESSEQUAL,
- ALPHA_GREATER,
- ALPHA_GREATEREQUAL,
-
- ALPHA_LAST = ALPHA_GREATEREQUAL
- };
-
- enum CullMode : unsigned int
- {
- CULL_NONE,
- CULL_CLOCKWISE,
- CULL_COUNTERCLOCKWISE,
-
- CULL_LAST = CULL_COUNTERCLOCKWISE
- };
-
- enum BlendFactor : unsigned int
- {
- BLEND_ZERO,
- BLEND_ONE,
- BLEND_SOURCE,
- BLEND_INVSOURCE,
- BLEND_DEST,
- BLEND_INVDEST,
- BLEND_SOURCEALPHA,
- BLEND_INVSOURCEALPHA,
- BLEND_DESTALPHA,
- BLEND_INVDESTALPHA,
- BLEND_SRCALPHASAT,
- BLEND_CONSTANT,
- BLEND_INVCONSTANT,
- BLEND_CONSTANTALPHA,
- BLEND_INVCONSTANTALPHA,
-
- BLEND_LAST = BLEND_INVCONSTANT
- };
-
- enum BlendOperation : unsigned int
- {
- BLENDOP_ADD,
- BLENDOP_SUB,
- BLENDOP_INVSUB,
- BLENDOP_MIN,
- BLENDOP_MAX,
-
- BLENDOP_SOURCE, // Copy source
- BLENDOP_DEST, // Copy dest
- BLENDOP_NULL, // Nullify result
-
- BLENDOP_LAST = BLENDOP_NULL
- };
-
- enum LogicalOperation : unsigned int
- {
- LOGICALOP_CLEAR,
- LOGICALOP_SET,
- LOGICALOP_COPY,
- LOGICALOP_COPY_INVERTED,
- LOGICALOP_NOOP,
- LOGICALOP_INVERT,
- LOGICALOP_AND,
- LOGICALOP_NAND,
- LOGICALOP_OR,
- LOGICALOP_NOR,
- LOGICALOP_XOR,
- LOGICALOP_EQUIV,
- LOGICALOP_AND_REVERSE,
- LOGICALOP_AND_INVERTED,
- LOGICALOP_OR_REVERSE,
- LOGICALOP_OR_INVERTED,
-
- LOGICALOP_LAST = LOGICALOP_OR_INVERTED
- };
-
- enum MaterialSource : unsigned int
- {
- MATERIAL_MATERIAL,
- MATERIAL_COLOR1,
- MATERIAL_COLOR2,
-
- MATERIAL_LAST = MATERIAL_COLOR2
- };
-
- enum FogMode : unsigned int
- {
- FOG_NONE,
- FOG_LINEAR,
- FOG_EXP,
- FOG_EXP2,
-
- FOG_LAST = FOG_EXP2
- };
-
- enum TexGen : unsigned int
- {
- TEXGEN_PASSTHRU,
- TEXGEN_NORMAL,
- TEXGEN_POSITION,
- TEXGEN_REFLECTION,
- TEXGEN_SPHEREMAP,
- TEXGEN_NONE,
-
- TEXGEN_LAST = TEXGEN_NONE
- };
-
- enum TransparencyAntialiasing : unsigned int
- {
- TRANSPARENCY_NONE,
- TRANSPARENCY_ALPHA_TO_COVERAGE,
-
- TRANSPARENCY_LAST = TRANSPARENCY_ALPHA_TO_COVERAGE
- };
-
- class Context
- {
- public:
- Context();
-
- ~Context();
-
- void *operator new(size_t bytes);
- void operator delete(void *pointer, size_t bytes);
-
- bool isDrawPoint(bool fillModeAware = false) const;
- bool isDrawLine(bool fillModeAware = false) const;
- bool isDrawTriangle(bool fillModeAware = false) const;
-
- void init();
-
- const float &exp2Bias(); // NOTE: Needs address for JIT
-
- const Point &getLightPosition(int light);
-
- void setGlobalMipmapBias(float bias);
-
- // Set fixed-function vertex pipeline states
- void setLightingEnable(bool lightingEnable);
- void setSpecularEnable(bool specularEnable);
- void setLightEnable(int light, bool lightEnable);
- void setLightPosition(int light, Point worldLightPosition);
-
- void setColorVertexEnable(bool colorVertexEnable);
- void setAmbientMaterialSource(MaterialSource ambientMaterialSource);
- void setDiffuseMaterialSource(MaterialSource diffuseMaterialSource);
- void setSpecularMaterialSource(MaterialSource specularMaterialSource);
- void setEmissiveMaterialSource(MaterialSource emissiveMaterialSource);
-
- void setPointSpriteEnable(bool pointSpriteEnable);
- void setPointScaleEnable(bool pointScaleEnable);
-
- // Set fixed-function pixel pipeline states, return true when modified
- bool setDepthBufferEnable(bool depthBufferEnable);
-
- bool setAlphaBlendEnable(bool alphaBlendEnable);
- bool setSourceBlendFactor(BlendFactor sourceBlendFactor);
- bool setDestBlendFactor(BlendFactor destBlendFactor);
- bool setBlendOperation(BlendOperation blendOperation);
-
- bool setSeparateAlphaBlendEnable(bool separateAlphaBlendEnable);
- bool setSourceBlendFactorAlpha(BlendFactor sourceBlendFactorAlpha);
- bool setDestBlendFactorAlpha(BlendFactor destBlendFactorAlpha);
- bool setBlendOperationAlpha(BlendOperation blendOperationAlpha);
-
- bool setColorWriteMask(int index, int colorWriteMask);
- bool setWriteSRGB(bool sRGB);
-
- bool setColorLogicOpEnabled(bool colorLogicOpEnabled);
- bool setLogicalOperation(LogicalOperation logicalOperation);
-
- // Active fixed-function pixel pipeline states
- bool fogActive();
- bool pointSizeActive();
- FogMode pixelFogActive();
- bool depthWriteActive();
- bool alphaTestActive();
- bool depthBufferActive();
- bool stencilActive();
-
- bool perspectiveActive();
-
- // Active fixed-function vertex pipeline states
- bool vertexLightingActive();
- bool texCoordActive(int coordinate, int component);
- bool texCoordActive(int coordinate);
- bool isProjectionComponent(unsigned int coordinate, int component);
- bool vertexSpecularInputActive();
- bool vertexSpecularActive();
- bool vertexNormalActive();
- bool vertexLightActive();
- bool vertexLightActive(int i);
- MaterialSource vertexDiffuseMaterialSourceActive();
- MaterialSource vertexSpecularMaterialSourceActive();
- MaterialSource vertexAmbientMaterialSourceActive();
- MaterialSource vertexEmissiveMaterialSourceActive();
-
- bool pointSpriteActive();
- bool pointScaleActive();
-
- bool alphaBlendActive();
- BlendFactor sourceBlendFactor();
- BlendFactor destBlendFactor();
- BlendOperation blendOperation();
-
- BlendFactor sourceBlendFactorAlpha();
- BlendFactor destBlendFactorAlpha();
- BlendOperation blendOperationAlpha();
-
- LogicalOperation colorLogicOp();
- LogicalOperation indexLogicOp();
-
- bool indexedVertexBlendActive();
- int vertexBlendMatrixCountActive();
- bool localViewerActive();
- bool normalizeNormalsActive();
- FogMode vertexFogModeActive();
- bool rangeFogActive();
-
- TexGen texGenActive(int stage);
- int textureTransformCountActive(int stage);
- int texCoordIndexActive(int stage);
-
- // Active context states
- bool diffuseUsed(); // Used by pixel processor but not provided by vertex processor
- bool diffuseUsed(int component); // Used by pixel processor but not provided by vertex processor
- bool diffuseActive();
- bool diffuseActive(int component);
- bool specularUsed();
- bool specularUsed(int component);
- bool specularActive();
- bool specularActive(int component);
- bool colorActive(int color, int component);
- bool textureActive();
- bool textureActive(int coordinate);
- bool textureActive(int coordinate, int component);
-
- unsigned short pixelShaderVersion() const;
- unsigned short vertexShaderVersion() const;
-
- int getMultiSampleCount() const;
- int getSuperSampleCount() const;
-
- DrawType drawType;
-
- bool stencilEnable;
- StencilCompareMode stencilCompareMode;
- int stencilReference;
- int stencilMask;
- StencilOperation stencilFailOperation;
- StencilOperation stencilPassOperation;
- StencilOperation stencilZFailOperation;
- int stencilWriteMask;
-
- bool twoSidedStencil;
- StencilCompareMode stencilCompareModeCCW;
- int stencilReferenceCCW;
- int stencilMaskCCW;
- StencilOperation stencilFailOperationCCW;
- StencilOperation stencilPassOperationCCW;
- StencilOperation stencilZFailOperationCCW;
- int stencilWriteMaskCCW;
-
- // Pixel processor states
- AlphaCompareMode alphaCompareMode;
- bool alphaTestEnable;
- FillMode fillMode;
- ShadingMode shadingMode;
-
- CullMode cullMode;
- float alphaReference;
-
- TextureStage textureStage[8];
- Sampler sampler[TOTAL_IMAGE_UNITS];
-
- Format renderTargetInternalFormat(int index);
- int colorWriteActive();
- int colorWriteActive(int index);
- bool colorUsed();
-
- Resource *texture[TOTAL_IMAGE_UNITS];
- Stream input[VERTEX_ATTRIBUTES];
- Resource *indexBuffer;
-
- bool preTransformed; // FIXME: Private
-
- float fogStart;
- float fogEnd;
-
- void computeIllumination();
-
- bool textureWrapActive;
- unsigned char textureWrap[TEXTURE_IMAGE_UNITS];
- TexGen texGen[8];
- bool localViewer;
- bool normalizeNormals;
- int textureTransformCount[8];
- bool textureTransformProject[8];
-
- Surface *renderTarget[RENDERTARGETS];
- Surface *depthBuffer;
- Surface *stencilBuffer;
-
- // Fog
- bool fogEnable;
- FogMode pixelFogMode;
- FogMode vertexFogMode;
- bool wBasedFog;
- bool rangeFogEnable;
-
- // Vertex blending
- bool indexedVertexBlendEnable;
- int vertexBlendMatrixCount;
-
- // Shaders
- const PixelShader *pixelShader;
- const VertexShader *vertexShader;
-
- // Global mipmap bias
- float bias;
-
- // Instancing
- int instanceID;
-
- // Fixed-function vertex pipeline state
- bool lightingEnable;
- bool specularEnable;
- bool lightEnable[8];
- Point worldLightPosition[8];
-
- MaterialSource ambientMaterialSource;
- MaterialSource diffuseMaterialSource;
- MaterialSource specularMaterialSource;
- MaterialSource emissiveMaterialSource;
- bool colorVertexEnable;
-
- bool occlusionEnabled;
- bool transformFeedbackQueryEnabled;
- uint64_t transformFeedbackEnabled;
-
- // Pixel processor states
- bool rasterizerDiscard;
- bool depthBufferEnable;
- DepthCompareMode depthCompareMode;
- bool depthWriteEnable;
-
- bool alphaBlendEnable;
- BlendFactor sourceBlendFactorState;
- BlendFactor destBlendFactorState;
- BlendOperation blendOperationState;
-
- bool separateAlphaBlendEnable;
- BlendFactor sourceBlendFactorStateAlpha;
- BlendFactor destBlendFactorStateAlpha;
- BlendOperation blendOperationStateAlpha;
-
- bool pointSpriteEnable;
- bool pointScaleEnable;
- float lineWidth;
-
- int colorWriteMask[RENDERTARGETS]; // RGBA
- bool writeSRGB;
- unsigned int sampleMask;
- unsigned int multiSampleMask;
-
- bool colorLogicOpEnabled;
- LogicalOperation logicalOperation;
- };
-}
-
-#endif // sw_Context_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Context_hpp
+#define sw_Context_hpp
+
+#include "Sampler.hpp"
+#include "TextureStage.hpp"
+#include "Stream.hpp"
+#include "Point.hpp"
+#include "Vertex.hpp"
+
+namespace sw
+{
+ class Sampler;
+ class Surface;
+ class PixelShader;
+ class VertexShader;
+ struct Triangle;
+ struct Primitive;
+ struct Vertex;
+ class Resource;
+
+ enum In // Default input stream semantic
+ {
+ Position = 0,
+ BlendWeight = 1,
+ BlendIndices = 2,
+ Normal = 3,
+ PointSize = 4,
+ Color0 = 5,
+ Color1 = 6,
+ TexCoord0 = 7,
+ TexCoord1 = 8,
+ TexCoord2 = 9,
+ TexCoord3 = 10,
+ TexCoord4 = 11,
+ TexCoord5 = 12,
+ TexCoord6 = 13,
+ TexCoord7 = 14,
+ PositionT = 15
+ };
+
+ enum DrawType : unsigned int
+ {
+ // These types must stay ordered by vertices per primitive. Also, if these basic types
+ // are modified, verify the value assigned to task->verticesPerPrimitive in Renderer.cpp
+ DRAW_POINTLIST = 0x00,
+ DRAW_LINELIST = 0x01,
+ DRAW_LINESTRIP = 0x02,
+ DRAW_LINELOOP = 0x03,
+ DRAW_TRIANGLELIST = 0x04,
+ DRAW_TRIANGLESTRIP = 0x05,
+ DRAW_TRIANGLEFAN = 0x06,
+ DRAW_QUADLIST = 0x07,
+
+ DRAW_NONINDEXED = 0x00,
+ DRAW_INDEXED8 = 0x10,
+ DRAW_INDEXED16 = 0x20,
+ DRAW_INDEXED32 = 0x30,
+
+ DRAW_INDEXEDPOINTLIST8 = DRAW_POINTLIST | DRAW_INDEXED8,
+ DRAW_INDEXEDLINELIST8 = DRAW_LINELIST | DRAW_INDEXED8,
+ DRAW_INDEXEDLINESTRIP8 = DRAW_LINESTRIP | DRAW_INDEXED8,
+ DRAW_INDEXEDLINELOOP8 = DRAW_LINELOOP | DRAW_INDEXED8,
+ DRAW_INDEXEDTRIANGLELIST8 = DRAW_TRIANGLELIST | DRAW_INDEXED8,
+ DRAW_INDEXEDTRIANGLESTRIP8 = DRAW_TRIANGLESTRIP | DRAW_INDEXED8,
+ DRAW_INDEXEDTRIANGLEFAN8 = DRAW_TRIANGLEFAN | DRAW_INDEXED8,
+
+ DRAW_INDEXEDPOINTLIST16 = DRAW_POINTLIST | DRAW_INDEXED16,
+ DRAW_INDEXEDLINELIST16 = DRAW_LINELIST | DRAW_INDEXED16,
+ DRAW_INDEXEDLINESTRIP16 = DRAW_LINESTRIP | DRAW_INDEXED16,
+ DRAW_INDEXEDLINELOOP16 = DRAW_LINELOOP | DRAW_INDEXED16,
+ DRAW_INDEXEDTRIANGLELIST16 = DRAW_TRIANGLELIST | DRAW_INDEXED16,
+ DRAW_INDEXEDTRIANGLESTRIP16 = DRAW_TRIANGLESTRIP | DRAW_INDEXED16,
+ DRAW_INDEXEDTRIANGLEFAN16 = DRAW_TRIANGLEFAN | DRAW_INDEXED16,
+
+ DRAW_INDEXEDPOINTLIST32 = DRAW_POINTLIST | DRAW_INDEXED32,
+ DRAW_INDEXEDLINELIST32 = DRAW_LINELIST | DRAW_INDEXED32,
+ DRAW_INDEXEDLINESTRIP32 = DRAW_LINESTRIP | DRAW_INDEXED32,
+ DRAW_INDEXEDLINELOOP32 = DRAW_LINELOOP | DRAW_INDEXED32,
+ DRAW_INDEXEDTRIANGLELIST32 = DRAW_TRIANGLELIST | DRAW_INDEXED32,
+ DRAW_INDEXEDTRIANGLESTRIP32 = DRAW_TRIANGLESTRIP | DRAW_INDEXED32,
+ DRAW_INDEXEDTRIANGLEFAN32 = DRAW_TRIANGLEFAN | DRAW_INDEXED32,
+
+ DRAW_LAST = DRAW_INDEXEDTRIANGLEFAN32
+ };
+
+ enum FillMode : unsigned int
+ {
+ FILL_SOLID,
+ FILL_WIREFRAME,
+ FILL_VERTEX,
+
+ FILL_LAST = FILL_VERTEX
+ };
+
+ enum ShadingMode : unsigned int
+ {
+ SHADING_FLAT,
+ SHADING_GOURAUD,
+
+ SHADING_LAST = SHADING_GOURAUD
+ };
+
+ enum DepthCompareMode : unsigned int
+ {
+ DEPTH_ALWAYS,
+ DEPTH_NEVER,
+ DEPTH_EQUAL,
+ DEPTH_NOTEQUAL,
+ DEPTH_LESS,
+ DEPTH_LESSEQUAL,
+ DEPTH_GREATER,
+ DEPTH_GREATEREQUAL,
+
+ DEPTH_LAST = DEPTH_GREATEREQUAL
+ };
+
+ enum StencilCompareMode : unsigned int
+ {
+ STENCIL_ALWAYS,
+ STENCIL_NEVER,
+ STENCIL_EQUAL,
+ STENCIL_NOTEQUAL,
+ STENCIL_LESS,
+ STENCIL_LESSEQUAL,
+ STENCIL_GREATER,
+ STENCIL_GREATEREQUAL,
+
+ STENCIL_LAST = STENCIL_GREATEREQUAL
+ };
+
+ enum StencilOperation : unsigned int
+ {
+ OPERATION_KEEP,
+ OPERATION_ZERO,
+ OPERATION_REPLACE,
+ OPERATION_INCRSAT,
+ OPERATION_DECRSAT,
+ OPERATION_INVERT,
+ OPERATION_INCR,
+ OPERATION_DECR,
+
+ OPERATION_LAST = OPERATION_DECR
+ };
+
+ enum AlphaCompareMode : unsigned int
+ {
+ ALPHA_ALWAYS,
+ ALPHA_NEVER,
+ ALPHA_EQUAL,
+ ALPHA_NOTEQUAL,
+ ALPHA_LESS,
+ ALPHA_LESSEQUAL,
+ ALPHA_GREATER,
+ ALPHA_GREATEREQUAL,
+
+ ALPHA_LAST = ALPHA_GREATEREQUAL
+ };
+
+ enum CullMode : unsigned int
+ {
+ CULL_NONE,
+ CULL_CLOCKWISE,
+ CULL_COUNTERCLOCKWISE,
+
+ CULL_LAST = CULL_COUNTERCLOCKWISE
+ };
+
+ enum BlendFactor : unsigned int
+ {
+ BLEND_ZERO,
+ BLEND_ONE,
+ BLEND_SOURCE,
+ BLEND_INVSOURCE,
+ BLEND_DEST,
+ BLEND_INVDEST,
+ BLEND_SOURCEALPHA,
+ BLEND_INVSOURCEALPHA,
+ BLEND_DESTALPHA,
+ BLEND_INVDESTALPHA,
+ BLEND_SRCALPHASAT,
+ BLEND_CONSTANT,
+ BLEND_INVCONSTANT,
+ BLEND_CONSTANTALPHA,
+ BLEND_INVCONSTANTALPHA,
+
+ BLEND_LAST = BLEND_INVCONSTANT
+ };
+
+ enum BlendOperation : unsigned int
+ {
+ BLENDOP_ADD,
+ BLENDOP_SUB,
+ BLENDOP_INVSUB,
+ BLENDOP_MIN,
+ BLENDOP_MAX,
+
+ BLENDOP_SOURCE, // Copy source
+ BLENDOP_DEST, // Copy dest
+ BLENDOP_NULL, // Nullify result
+
+ BLENDOP_LAST = BLENDOP_NULL
+ };
+
+ enum LogicalOperation : unsigned int
+ {
+ LOGICALOP_CLEAR,
+ LOGICALOP_SET,
+ LOGICALOP_COPY,
+ LOGICALOP_COPY_INVERTED,
+ LOGICALOP_NOOP,
+ LOGICALOP_INVERT,
+ LOGICALOP_AND,
+ LOGICALOP_NAND,
+ LOGICALOP_OR,
+ LOGICALOP_NOR,
+ LOGICALOP_XOR,
+ LOGICALOP_EQUIV,
+ LOGICALOP_AND_REVERSE,
+ LOGICALOP_AND_INVERTED,
+ LOGICALOP_OR_REVERSE,
+ LOGICALOP_OR_INVERTED,
+
+ LOGICALOP_LAST = LOGICALOP_OR_INVERTED
+ };
+
+ enum MaterialSource : unsigned int
+ {
+ MATERIAL_MATERIAL,
+ MATERIAL_COLOR1,
+ MATERIAL_COLOR2,
+
+ MATERIAL_LAST = MATERIAL_COLOR2
+ };
+
+ enum FogMode : unsigned int
+ {
+ FOG_NONE,
+ FOG_LINEAR,
+ FOG_EXP,
+ FOG_EXP2,
+
+ FOG_LAST = FOG_EXP2
+ };
+
+ enum TexGen : unsigned int
+ {
+ TEXGEN_PASSTHRU,
+ TEXGEN_NORMAL,
+ TEXGEN_POSITION,
+ TEXGEN_REFLECTION,
+ TEXGEN_SPHEREMAP,
+ TEXGEN_NONE,
+
+ TEXGEN_LAST = TEXGEN_NONE
+ };
+
+ enum TransparencyAntialiasing : unsigned int
+ {
+ TRANSPARENCY_NONE,
+ TRANSPARENCY_ALPHA_TO_COVERAGE,
+
+ TRANSPARENCY_LAST = TRANSPARENCY_ALPHA_TO_COVERAGE
+ };
+
+ class Context
+ {
+ public:
+ Context();
+
+ ~Context();
+
+ void *operator new(size_t bytes);
+ void operator delete(void *pointer, size_t bytes);
+
+ bool isDrawPoint(bool fillModeAware = false) const;
+ bool isDrawLine(bool fillModeAware = false) const;
+ bool isDrawTriangle(bool fillModeAware = false) const;
+
+ void init();
+
+ const float &exp2Bias(); // NOTE: Needs address for JIT
+
+ const Point &getLightPosition(int light);
+
+ void setGlobalMipmapBias(float bias);
+
+ // Set fixed-function vertex pipeline states
+ void setLightingEnable(bool lightingEnable);
+ void setSpecularEnable(bool specularEnable);
+ void setLightEnable(int light, bool lightEnable);
+ void setLightPosition(int light, Point worldLightPosition);
+
+ void setColorVertexEnable(bool colorVertexEnable);
+ void setAmbientMaterialSource(MaterialSource ambientMaterialSource);
+ void setDiffuseMaterialSource(MaterialSource diffuseMaterialSource);
+ void setSpecularMaterialSource(MaterialSource specularMaterialSource);
+ void setEmissiveMaterialSource(MaterialSource emissiveMaterialSource);
+
+ void setPointSpriteEnable(bool pointSpriteEnable);
+ void setPointScaleEnable(bool pointScaleEnable);
+
+ // Set fixed-function pixel pipeline states, return true when modified
+ bool setDepthBufferEnable(bool depthBufferEnable);
+
+ bool setAlphaBlendEnable(bool alphaBlendEnable);
+ bool setSourceBlendFactor(BlendFactor sourceBlendFactor);
+ bool setDestBlendFactor(BlendFactor destBlendFactor);
+ bool setBlendOperation(BlendOperation blendOperation);
+
+ bool setSeparateAlphaBlendEnable(bool separateAlphaBlendEnable);
+ bool setSourceBlendFactorAlpha(BlendFactor sourceBlendFactorAlpha);
+ bool setDestBlendFactorAlpha(BlendFactor destBlendFactorAlpha);
+ bool setBlendOperationAlpha(BlendOperation blendOperationAlpha);
+
+ bool setColorWriteMask(int index, int colorWriteMask);
+ bool setWriteSRGB(bool sRGB);
+
+ bool setColorLogicOpEnabled(bool colorLogicOpEnabled);
+ bool setLogicalOperation(LogicalOperation logicalOperation);
+
+ // Active fixed-function pixel pipeline states
+ bool fogActive();
+ bool pointSizeActive();
+ FogMode pixelFogActive();
+ bool depthWriteActive();
+ bool alphaTestActive();
+ bool depthBufferActive();
+ bool stencilActive();
+
+ bool perspectiveActive();
+
+ // Active fixed-function vertex pipeline states
+ bool vertexLightingActive();
+ bool texCoordActive(int coordinate, int component);
+ bool texCoordActive(int coordinate);
+ bool isProjectionComponent(unsigned int coordinate, int component);
+ bool vertexSpecularInputActive();
+ bool vertexSpecularActive();
+ bool vertexNormalActive();
+ bool vertexLightActive();
+ bool vertexLightActive(int i);
+ MaterialSource vertexDiffuseMaterialSourceActive();
+ MaterialSource vertexSpecularMaterialSourceActive();
+ MaterialSource vertexAmbientMaterialSourceActive();
+ MaterialSource vertexEmissiveMaterialSourceActive();
+
+ bool pointSpriteActive();
+ bool pointScaleActive();
+
+ bool alphaBlendActive();
+ BlendFactor sourceBlendFactor();
+ BlendFactor destBlendFactor();
+ BlendOperation blendOperation();
+
+ BlendFactor sourceBlendFactorAlpha();
+ BlendFactor destBlendFactorAlpha();
+ BlendOperation blendOperationAlpha();
+
+ LogicalOperation colorLogicOp();
+ LogicalOperation indexLogicOp();
+
+ bool indexedVertexBlendActive();
+ int vertexBlendMatrixCountActive();
+ bool localViewerActive();
+ bool normalizeNormalsActive();
+ FogMode vertexFogModeActive();
+ bool rangeFogActive();
+
+ TexGen texGenActive(int stage);
+ int textureTransformCountActive(int stage);
+ int texCoordIndexActive(int stage);
+
+ // Active context states
+ bool diffuseUsed(); // Used by pixel processor but not provided by vertex processor
+ bool diffuseUsed(int component); // Used by pixel processor but not provided by vertex processor
+ bool diffuseActive();
+ bool diffuseActive(int component);
+ bool specularUsed();
+ bool specularUsed(int component);
+ bool specularActive();
+ bool specularActive(int component);
+ bool colorActive(int color, int component);
+ bool textureActive();
+ bool textureActive(int coordinate);
+ bool textureActive(int coordinate, int component);
+
+ unsigned short pixelShaderVersion() const;
+ unsigned short vertexShaderVersion() const;
+
+ int getMultiSampleCount() const;
+ int getSuperSampleCount() const;
+
+ DrawType drawType;
+
+ bool stencilEnable;
+ StencilCompareMode stencilCompareMode;
+ int stencilReference;
+ int stencilMask;
+ StencilOperation stencilFailOperation;
+ StencilOperation stencilPassOperation;
+ StencilOperation stencilZFailOperation;
+ int stencilWriteMask;
+
+ bool twoSidedStencil;
+ StencilCompareMode stencilCompareModeCCW;
+ int stencilReferenceCCW;
+ int stencilMaskCCW;
+ StencilOperation stencilFailOperationCCW;
+ StencilOperation stencilPassOperationCCW;
+ StencilOperation stencilZFailOperationCCW;
+ int stencilWriteMaskCCW;
+
+ // Pixel processor states
+ AlphaCompareMode alphaCompareMode;
+ bool alphaTestEnable;
+ FillMode fillMode;
+ ShadingMode shadingMode;
+
+ CullMode cullMode;
+ float alphaReference;
+
+ TextureStage textureStage[8];
+ Sampler sampler[TOTAL_IMAGE_UNITS];
+
+ Format renderTargetInternalFormat(int index);
+ int colorWriteActive();
+ int colorWriteActive(int index);
+ bool colorUsed();
+
+ Resource *texture[TOTAL_IMAGE_UNITS];
+ Stream input[VERTEX_ATTRIBUTES];
+ Resource *indexBuffer;
+
+ bool preTransformed; // FIXME: Private
+
+ float fogStart;
+ float fogEnd;
+
+ void computeIllumination();
+
+ bool textureWrapActive;
+ unsigned char textureWrap[TEXTURE_IMAGE_UNITS];
+ TexGen texGen[8];
+ bool localViewer;
+ bool normalizeNormals;
+ int textureTransformCount[8];
+ bool textureTransformProject[8];
+
+ Surface *renderTarget[RENDERTARGETS];
+ Surface *depthBuffer;
+ Surface *stencilBuffer;
+
+ // Fog
+ bool fogEnable;
+ FogMode pixelFogMode;
+ FogMode vertexFogMode;
+ bool wBasedFog;
+ bool rangeFogEnable;
+
+ // Vertex blending
+ bool indexedVertexBlendEnable;
+ int vertexBlendMatrixCount;
+
+ // Shaders
+ const PixelShader *pixelShader;
+ const VertexShader *vertexShader;
+
+ // Global mipmap bias
+ float bias;
+
+ // Instancing
+ int instanceID;
+
+ // Fixed-function vertex pipeline state
+ bool lightingEnable;
+ bool specularEnable;
+ bool lightEnable[8];
+ Point worldLightPosition[8];
+
+ MaterialSource ambientMaterialSource;
+ MaterialSource diffuseMaterialSource;
+ MaterialSource specularMaterialSource;
+ MaterialSource emissiveMaterialSource;
+ bool colorVertexEnable;
+
+ bool occlusionEnabled;
+ bool transformFeedbackQueryEnabled;
+ uint64_t transformFeedbackEnabled;
+
+ // Pixel processor states
+ bool rasterizerDiscard;
+ bool depthBufferEnable;
+ DepthCompareMode depthCompareMode;
+ bool depthWriteEnable;
+
+ bool alphaBlendEnable;
+ BlendFactor sourceBlendFactorState;
+ BlendFactor destBlendFactorState;
+ BlendOperation blendOperationState;
+
+ bool separateAlphaBlendEnable;
+ BlendFactor sourceBlendFactorStateAlpha;
+ BlendFactor destBlendFactorStateAlpha;
+ BlendOperation blendOperationStateAlpha;
+
+ bool pointSpriteEnable;
+ bool pointScaleEnable;
+ float lineWidth;
+
+ int colorWriteMask[RENDERTARGETS]; // RGBA
+ bool writeSRGB;
+ unsigned int sampleMask;
+ unsigned int multiSampleMask;
+
+ bool colorLogicOpEnabled;
+ LogicalOperation logicalOperation;
+ };
+}
+
+#endif // sw_Context_hpp
diff --git a/src/Renderer/ETC_Decoder.cpp b/src/Renderer/ETC_Decoder.cpp
index 6d98aa2..8e109f3 100644
--- a/src/Renderer/ETC_Decoder.cpp
+++ b/src/Renderer/ETC_Decoder.cpp
@@ -1,709 +1,712 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2015 Google Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of Google Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#include "ETC_Decoder.hpp"
-
-namespace
-{
- inline int clampByte(int value)
- {
- return (value < 0) ? 0 : ((value > 255) ? 255 : value);
- }
-
- inline int clampSByte(int value)
- {
- return (value < -128) ? -128 : ((value > 127) ? 127 : value);
- }
-
- struct bgra8
- {
- unsigned char b;
- unsigned char g;
- unsigned char r;
- unsigned char a;
-
- inline bgra8()
- {
- }
-
- inline void set(int red, int green, int blue)
- {
- r = static_cast<unsigned char>(clampByte(red));
- g = static_cast<unsigned char>(clampByte(green));
- b = static_cast<unsigned char>(clampByte(blue));
- }
-
- inline void set(int red, int green, int blue, int alpha)
- {
- r = static_cast<unsigned char>(clampByte(red));
- g = static_cast<unsigned char>(clampByte(green));
- b = static_cast<unsigned char>(clampByte(blue));
- a = static_cast<unsigned char>(clampByte(alpha));
- }
-
- const bgra8& addA(int alpha)
- {
- a = alpha;
- return *this;
- }
- };
-
- inline int extend_4to8bits(int x)
- {
- return (x << 4) | x;
- }
-
- inline int extend_5to8bits(int x)
- {
- return (x << 3) | (x >> 2);
- }
-
- inline int extend_6to8bits(int x)
- {
- return (x << 2) | (x >> 4);
- }
-
- inline int extend_7to8bits(int x)
- {
- return (x << 1) | (x >> 6);
- }
-
- struct ETC2
- {
- // Decodes unsigned single or dual channel block to bytes
- static void DecodeBlock(const ETC2** sources, unsigned char *dest, int nbChannels, int x, int y, int w, int h, int pitch, bool isSigned)
- {
- if(isSigned)
- {
- signed char* sDst = reinterpret_cast<signed char*>(dest);
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- for(int i = 0; i < 4 && (x + i) < w; i++)
- {
- for(int c = nbChannels - 1; c >= 0; c--)
- {
- sDst[i * nbChannels + c] = clampSByte(sources[c]->getSingleChannel(i, j, isSigned));
- }
- }
- sDst += pitch;
- }
- }
- else
- {
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- for(int i = 0; i < 4 && (x + i) < w; i++)
- {
- for(int c = nbChannels - 1; c >= 0; c--)
- {
- dest[i * nbChannels + c] = clampByte(sources[c]->getSingleChannel(i, j, isSigned));
- }
- }
- dest += pitch;
- }
- }
- }
-
- // Decodes RGB block to bgra8
- void decodeBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool punchThroughAlpha) const
- {
- bool opaqueBit = diffbit;
- bool nonOpaquePunchThroughAlpha = punchThroughAlpha && !opaqueBit;
-
- // Select mode
- if(diffbit || punchThroughAlpha)
- {
- int r = (R + dR);
- int g = (G + dG);
- int b = (B + dB);
- if(r < 0 || r > 31)
- {
- decodeTBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
- }
- else if(g < 0 || g > 31)
- {
- decodeHBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
- }
- else if(b < 0 || b > 31)
- {
- decodePlanarBlock(dest, x, y, w, h, pitch, alphaValues);
- }
- else
- {
- decodeDifferentialBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
- }
- }
- else
- {
- decodeIndividualBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
- }
- }
-
- private:
- struct
- {
- union
- {
- // Individual, differential, H and T modes
- struct
- {
- union
- {
- // Individual and differential modes
- struct
- {
- union
- {
- struct // Individual colors
- {
- unsigned char R2 : 4;
- unsigned char R1 : 4;
- unsigned char G2 : 4;
- unsigned char G1 : 4;
- unsigned char B2 : 4;
- unsigned char B1 : 4;
- };
-
- struct // Differential colors
- {
- signed char dR : 3;
- unsigned char R : 5;
- signed char dG : 3;
- unsigned char G : 5;
- signed char dB : 3;
- unsigned char B : 5;
- };
- };
-
- bool flipbit : 1;
- bool diffbit : 1;
- unsigned char cw2 : 3;
- unsigned char cw1 : 3;
- };
-
- // T mode
- struct
- {
- // Byte 1
- unsigned char TR1b : 2;
- unsigned char TdummyB : 1;
- unsigned char TR1a : 2;
- unsigned char TdummyA : 3;
-
- // Byte 2
- unsigned char TB1 : 4;
- unsigned char TG1 : 4;
-
- // Byte 3
- unsigned char TG2 : 4;
- unsigned char TR2 : 4;
-
- // Byte 4
- unsigned char Tdb : 1;
- bool Tflipbit : 1;
- unsigned char Tda : 2;
- unsigned char TB2 : 4;
- };
-
- // H mode
- struct
- {
- // Byte 1
- unsigned char HG1a : 3;
- unsigned char HR1 : 4;
- unsigned char HdummyA : 1;
-
- // Byte 2
- unsigned char HB1b : 2;
- unsigned char HdummyC : 1;
- unsigned char HB1a : 1;
- unsigned char HG1b : 1;
- unsigned char HdummyB : 3;
-
- // Byte 3
- unsigned char HG2a : 3;
- unsigned char HR2 : 4;
- unsigned char HB1c : 1;
-
- // Byte 4
- unsigned char Hdb : 1;
- bool Hflipbit : 1;
- unsigned char Hda : 1;
- unsigned char HB2 : 4;
- unsigned char HG2b : 1;
- };
- };
-
- unsigned char pixelIndexMSB[2];
- unsigned char pixelIndexLSB[2];
- };
-
- // planar mode
- struct
- {
- // Byte 1
- unsigned char GO1 : 1;
- unsigned char RO : 6;
- unsigned char PdummyA : 1;
-
- // Byte 2
- unsigned char BO1 : 1;
- unsigned char GO2 : 6;
- unsigned char PdummyB : 1;
-
- // Byte 3
- unsigned char BO3a : 2;
- unsigned char PdummyD : 1;
- unsigned char BO2 : 2;
- unsigned char PdummyC : 3;
-
- // Byte 4
- unsigned char RH2 : 1;
- bool Pflipbit : 1;
- unsigned char RH1 : 5;
- unsigned char BO3b : 1;
-
- // Byte 5
- unsigned char BHa : 1;
- unsigned char GH : 7;
-
- // Byte 6
- unsigned char RVa : 3;
- unsigned char BHb : 5;
-
- // Byte 7
- unsigned char GVa : 5;
- unsigned char RVb : 3;
-
- // Byte 8
- unsigned char BV : 6;
- unsigned char GVb : 2;
- };
-
- // Single channel block
- struct
- {
- union
- {
- unsigned char base_codeword;
- signed char signed_base_codeword;
- };
-
- unsigned char table_index : 4;
- unsigned char multiplier : 4;
-
- unsigned char mc1 : 2;
- unsigned char mb : 3;
- unsigned char ma : 3;
-
- unsigned char mf1 : 1;
- unsigned char me : 3;
- unsigned char md : 3;
- unsigned char mc2 : 1;
-
- unsigned char mh : 3;
- unsigned char mg : 3;
- unsigned char mf2 : 2;
-
- unsigned char mk1 : 2;
- unsigned char mj : 3;
- unsigned char mi : 3;
-
- unsigned char mn1 : 1;
- unsigned char mm : 3;
- unsigned char ml : 3;
- unsigned char mk2 : 1;
-
- unsigned char mp : 3;
- unsigned char mo : 3;
- unsigned char mn2 : 2;
- };
- };
- };
-
- void decodeIndividualBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
- {
- int r1 = extend_4to8bits(R1);
- int g1 = extend_4to8bits(G1);
- int b1 = extend_4to8bits(B1);
-
- int r2 = extend_4to8bits(R2);
- int g2 = extend_4to8bits(G2);
- int b2 = extend_4to8bits(B2);
-
- decodeIndividualOrDifferentialBlock(dest, x, y, w, h, pitch, r1, g1, b1, r2, g2, b2, alphaValues, nonOpaquePunchThroughAlpha);
- }
-
- void decodeDifferentialBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
- {
- int b1 = extend_5to8bits(B);
- int g1 = extend_5to8bits(G);
- int r1 = extend_5to8bits(R);
-
- int r2 = extend_5to8bits(R + dR);
- int g2 = extend_5to8bits(G + dG);
- int b2 = extend_5to8bits(B + dB);
-
- decodeIndividualOrDifferentialBlock(dest, x, y, w, h, pitch, r1, g1, b1, r2, g2, b2, alphaValues, nonOpaquePunchThroughAlpha);
- }
-
- void decodeIndividualOrDifferentialBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, int r1, int g1, int b1, int r2, int g2, int b2, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
- {
- // Table 3.17.2 sorted according to table 3.17.3
- static const int intensityModifierDefault[8][4] =
- {
- { 2, 8, -2, -8 },
- { 5, 17, -5, -17 },
- { 9, 29, -9, -29 },
- { 13, 42, -13, -42 },
- { 18, 60, -18, -60 },
- { 24, 80, -24, -80 },
- { 33, 106, -33, -106 },
- { 47, 183, -47, -183 }
- };
-
- // Table C.12, intensity modifier for non opaque punchthrough alpha
- static const int intensityModifierNonOpaque[8][4] =
- {
- { 0, 8, 0, -8 },
- { 0, 17, 0, -17 },
- { 0, 29, 0, -29 },
- { 0, 42, 0, -42 },
- { 0, 60, 0, -60 },
- { 0, 80, 0, -80 },
- { 0, 106, 0, -106 },
- { 0, 183, 0, -183 }
- };
-
- const int(&intensityModifier)[8][4] = nonOpaquePunchThroughAlpha ? intensityModifierNonOpaque : intensityModifierDefault;
-
- bgra8 subblockColors0[4];
- bgra8 subblockColors1[4];
-
- const int i10 = intensityModifier[cw1][0];
- const int i11 = intensityModifier[cw1][1];
- const int i12 = intensityModifier[cw1][2];
- const int i13 = intensityModifier[cw1][3];
-
- subblockColors0[0].set(r1 + i10, g1 + i10, b1 + i10);
- subblockColors0[1].set(r1 + i11, g1 + i11, b1 + i11);
- subblockColors0[2].set(r1 + i12, g1 + i12, b1 + i12);
- subblockColors0[3].set(r1 + i13, g1 + i13, b1 + i13);
-
- const int i20 = intensityModifier[cw2][0];
- const int i21 = intensityModifier[cw2][1];
- const int i22 = intensityModifier[cw2][2];
- const int i23 = intensityModifier[cw2][3];
-
- subblockColors1[0].set(r2 + i20, g2 + i20, b2 + i20);
- subblockColors1[1].set(r2 + i21, g2 + i21, b2 + i21);
- subblockColors1[2].set(r2 + i22, g2 + i22, b2 + i22);
- subblockColors1[3].set(r2 + i23, g2 + i23, b2 + i23);
-
- unsigned char* destStart = dest;
-
- if(flipbit)
- {
- for(int j = 0; j < 2 && (y + j) < h; j++)
- {
- bgra8* color = (bgra8*)dest;
- if((x + 0) < w) color[0] = subblockColors0[getIndex(0, j)].addA(alphaValues[j][0]);
- if((x + 1) < w) color[1] = subblockColors0[getIndex(1, j)].addA(alphaValues[j][1]);
- if((x + 2) < w) color[2] = subblockColors0[getIndex(2, j)].addA(alphaValues[j][2]);
- if((x + 3) < w) color[3] = subblockColors0[getIndex(3, j)].addA(alphaValues[j][3]);
- dest += pitch;
- }
-
- for(int j = 2; j < 4 && (y + j) < h; j++)
- {
- bgra8* color = (bgra8*)dest;
- if((x + 0) < w) color[0] = subblockColors1[getIndex(0, j)].addA(alphaValues[j][0]);
- if((x + 1) < w) color[1] = subblockColors1[getIndex(1, j)].addA(alphaValues[j][1]);
- if((x + 2) < w) color[2] = subblockColors1[getIndex(2, j)].addA(alphaValues[j][2]);
- if((x + 3) < w) color[3] = subblockColors1[getIndex(3, j)].addA(alphaValues[j][3]);
- dest += pitch;
- }
- }
- else
- {
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- bgra8* color = (bgra8*)dest;
- if((x + 0) < w) color[0] = subblockColors0[getIndex(0, j)].addA(alphaValues[j][0]);
- if((x + 1) < w) color[1] = subblockColors0[getIndex(1, j)].addA(alphaValues[j][1]);
- if((x + 2) < w) color[2] = subblockColors1[getIndex(2, j)].addA(alphaValues[j][2]);
- if((x + 3) < w) color[3] = subblockColors1[getIndex(3, j)].addA(alphaValues[j][3]);
- dest += pitch;
- }
- }
-
- if(nonOpaquePunchThroughAlpha)
- {
- decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
- }
- }
-
- void decodeTBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
- {
- // Table C.8, distance index fot T and H modes
- static const int distance[8] = { 3, 6, 11, 16, 23, 32, 41, 64 };
-
- bgra8 paintColors[4];
-
- int r1 = extend_4to8bits(TR1a << 2 | TR1b);
- int g1 = extend_4to8bits(TG1);
- int b1 = extend_4to8bits(TB1);
-
- int r2 = extend_4to8bits(TR2);
- int g2 = extend_4to8bits(TG2);
- int b2 = extend_4to8bits(TB2);
-
- const int d = distance[Tda << 1 | Tdb];
-
- paintColors[0].set(r1, g1, b1);
- paintColors[1].set(r2 + d, g2 + d, b2 + d);
- paintColors[2].set(r2, g2, b2);
- paintColors[3].set(r2 - d, g2 - d, b2 - d);
-
- unsigned char* destStart = dest;
-
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- bgra8* color = (bgra8*)dest;
- if((x + 0) < w) color[0] = paintColors[getIndex(0, j)].addA(alphaValues[j][0]);
- if((x + 1) < w) color[1] = paintColors[getIndex(1, j)].addA(alphaValues[j][1]);
- if((x + 2) < w) color[2] = paintColors[getIndex(2, j)].addA(alphaValues[j][2]);
- if((x + 3) < w) color[3] = paintColors[getIndex(3, j)].addA(alphaValues[j][3]);
- dest += pitch;
- }
-
- if(nonOpaquePunchThroughAlpha)
- {
- decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
- }
- }
-
- void decodeHBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
- {
- // Table C.8, distance index fot T and H modes
- static const int distance[8] = { 3, 6, 11, 16, 23, 32, 41, 64 };
-
- bgra8 paintColors[4];
-
- int r1 = extend_4to8bits(HR1);
- int g1 = extend_4to8bits(HG1a << 1 | HG1b);
- int b1 = extend_4to8bits(HB1a << 3 | HB1b << 1 | HB1c);
-
- int r2 = extend_4to8bits(HR2);
- int g2 = extend_4to8bits(HG2a << 1 | HG2b);
- int b2 = extend_4to8bits(HB2);
-
- const int d = distance[(Hda << 2) | (Hdb << 1) | ((r1 << 16 | g1 << 8 | b1) >= (r2 << 16 | g2 << 8 | b2) ? 1 : 0)];
-
- paintColors[0].set(r1 + d, g1 + d, b1 + d);
- paintColors[1].set(r1 - d, g1 - d, b1 - d);
- paintColors[2].set(r2 + d, g2 + d, b2 + d);
- paintColors[3].set(r2 - d, g2 - d, b2 - d);
-
- unsigned char* destStart = dest;
-
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- bgra8* color = (bgra8*)dest;
- if((x + 0) < w) color[0] = paintColors[getIndex(0, j)].addA(alphaValues[j][0]);
- if((x + 1) < w) color[1] = paintColors[getIndex(1, j)].addA(alphaValues[j][1]);
- if((x + 2) < w) color[2] = paintColors[getIndex(2, j)].addA(alphaValues[j][2]);
- if((x + 3) < w) color[3] = paintColors[getIndex(3, j)].addA(alphaValues[j][3]);
- dest += pitch;
- }
-
- if(nonOpaquePunchThroughAlpha)
- {
- decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
- }
- }
-
- void decodePlanarBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4]) const
- {
- int ro = extend_6to8bits(RO);
- int go = extend_7to8bits(GO1 << 6 | GO2);
- int bo = extend_6to8bits(BO1 << 5 | BO2 << 3 | BO3a << 1 | BO3b);
-
- int rh = extend_6to8bits(RH1 << 1 | RH2);
- int gh = extend_7to8bits(GH);
- int bh = extend_6to8bits(BHa << 5 | BHb);
-
- int rv = extend_6to8bits(RVa << 3 | RVb);
- int gv = extend_7to8bits(GVa << 2 | GVb);
- int bv = extend_6to8bits(BV);
-
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- int ry = j * (rv - ro) + 2;
- int gy = j * (gv - go) + 2;
- int by = j * (bv - bo) + 2;
- for(int i = 0; i < 4 && (x + i) < w; i++)
- {
- ((bgra8*)(dest))[i].set(((i * (rh - ro) + ry) >> 2) + ro,
- ((i * (gh - go) + gy) >> 2) + go,
- ((i * (bh - bo) + by) >> 2) + bo,
- alphaValues[j][i]);
- }
- dest += pitch;
- }
- }
-
- // Index for individual, differential, H and T modes
- inline int getIndex(int x, int y) const
- {
- int bitIndex = x * 4 + y;
- int bitOffset = bitIndex & 7;
- int lsb = (pixelIndexLSB[1 - (bitIndex >> 3)] >> bitOffset) & 1;
- int msb = (pixelIndexMSB[1 - (bitIndex >> 3)] >> bitOffset) & 1;
-
- return (msb << 1) | lsb;
- }
-
- void decodePunchThroughAlphaBlock(unsigned char *dest, int x, int y, int w, int h, int pitch) const
- {
- for(int j = 0; j < 4 && (y + j) < h; j++)
- {
- for(int i = 0; i < 4 && (x + i) < w; i++)
- {
- if(getIndex(i, j) == 2) // msb == 1 && lsb == 0
- {
- ((bgra8*)dest)[i].set(0, 0, 0, 0);
- }
- }
- dest += pitch;
- }
- }
-
- // Single channel utility functions
- inline int getSingleChannel(int x, int y, bool isSigned) const
- {
- int codeword = isSigned ? signed_base_codeword : base_codeword;
- return codeword + getSingleChannelModifier(x, y) * multiplier;
- }
-
- inline int getSingleChannelIndex(int x, int y) const
- {
- switch(x * 4 + y)
- {
- case 0: return ma;
- case 1: return mb;
- case 2: return mc1 << 1 | mc2;
- case 3: return md;
- case 4: return me;
- case 5: return mf1 << 2 | mf2;
- case 6: return mg;
- case 7: return mh;
- case 8: return mi;
- case 9: return mj;
- case 10: return mk1 << 1 | mk2;
- case 11: return ml;
- case 12: return mm;
- case 13: return mn1 << 2 | mn2;
- case 14: return mo;
- default: return mp; // 15
- }
- }
-
- inline int getSingleChannelModifier(int x, int y) const
- {
- static const int modifierTable[16][8] = { { -3, -6, -9, -15, 2, 5, 8, 14 },
- { -3, -7, -10, -13, 2, 6, 9, 12 },
- { -2, -5, -8, -13, 1, 4, 7, 12 },
- { -2, -4, -6, -13, 1, 3, 5, 12 },
- { -3, -6, -8, -12, 2, 5, 7, 11 },
- { -3, -7, -9, -11, 2, 6, 8, 10 },
- { -4, -7, -8, -11, 3, 6, 7, 10 },
- { -3, -5, -8, -11, 2, 4, 7, 10 },
- { -2, -6, -8, -10, 1, 5, 7, 9 },
- { -2, -5, -8, -10, 1, 4, 7, 9 },
- { -2, -4, -8, -10, 1, 3, 7, 9 },
- { -2, -5, -7, -10, 1, 4, 6, 9 },
- { -3, -4, -7, -10, 2, 3, 6, 9 },
- { -1, -2, -3, -10, 0, 1, 2, 9 },
- { -4, -6, -8, -9, 3, 5, 7, 8 },
- { -3, -5, -7, -9, 2, 4, 6, 8 } };
-
- return modifierTable[table_index][getSingleChannelIndex(x, y)];
- }
- };
-}
-
-// Decodes 1 to 4 channel images to 8 bit output
-bool ETC_Decoder::Decode(const unsigned char* src, unsigned char *dst, int w, int h, int dstW, int dstH, int dstPitch, int dstBpp, InputType inputType)
-{
- const ETC2* sources[2];
- sources[0] = (const ETC2*)src;
-
- unsigned char alphaValues[4][4] = { { 255, 255, 255, 255 }, { 255, 255, 255, 255 }, { 255, 255, 255, 255 }, { 255, 255, 255, 255 } };
-
- switch(inputType)
- {
- case ETC_R_SIGNED:
- case ETC_R_UNSIGNED:
- for(int y = 0; y < h; y += 4)
- {
- unsigned char *dstRow = dst + (y * dstPitch);
- for(int x = 0; x < w; x += 4, sources[0]++)
- {
- ETC2::DecodeBlock(sources, dstRow + (x * dstBpp), 1, x, y, dstW, dstH, dstPitch, inputType == ETC_R_SIGNED);
- }
- }
- break;
- case ETC_RG_SIGNED:
- case ETC_RG_UNSIGNED:
- sources[1] = sources[0] + 1;
- for(int y = 0; y < h; y += 4)
- {
- unsigned char *dstRow = dst + (y * dstPitch);
- for(int x = 0; x < w; x += 4, sources[0] += 2, sources[1] += 2)
- {
- ETC2::DecodeBlock(sources, dstRow + (x * dstBpp), 2, x, y, dstW, dstH, dstPitch, inputType == ETC_RG_SIGNED);
- }
- }
- break;
- case ETC_RGB:
- case ETC_RGB_PUNCHTHROUGH_ALPHA:
- for(int y = 0; y < h; y += 4)
- {
- unsigned char *dstRow = dst + (y * dstPitch);
- for(int x = 0; x < w; x += 4, sources[0]++)
- {
- sources[0]->decodeBlock(dstRow + (x * dstBpp), x, y, dstW, dstH, dstPitch, alphaValues, inputType == ETC_RGB_PUNCHTHROUGH_ALPHA);
- }
- }
- break;
- case ETC_RGBA:
- for(int y = 0; y < h; y += 4)
- {
- unsigned char *dstRow = dst + (y * dstPitch);
- for(int x = 0; x < w; x += 4)
- {
- // Decode Alpha
- ETC2::DecodeBlock(&sources[0], &(alphaValues[0][0]), 1, x, y, dstW, dstH, 4, false);
- sources[0]++; // RGBA packets are 128 bits, so move on to the next 64 bit packet to decode the RGB color
-
- // Decode RGB
- sources[0]->decodeBlock(dstRow + (x * dstBpp), x, y, dstW, dstH, dstPitch, alphaValues, false);
- sources[0]++;
- }
- }
- break;
- default:
- return false;
- }
-
- return true;
-}
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "ETC_Decoder.hpp"
+
+namespace
+{
+ inline int clampByte(int value)
+ {
+ return (value < 0) ? 0 : ((value > 255) ? 255 : value);
+ }
+
+ inline int clampSByte(int value)
+ {
+ return (value < -128) ? -128 : ((value > 127) ? 127 : value);
+ }
+
+ struct bgra8
+ {
+ unsigned char b;
+ unsigned char g;
+ unsigned char r;
+ unsigned char a;
+
+ inline bgra8()
+ {
+ }
+
+ inline void set(int red, int green, int blue)
+ {
+ r = static_cast<unsigned char>(clampByte(red));
+ g = static_cast<unsigned char>(clampByte(green));
+ b = static_cast<unsigned char>(clampByte(blue));
+ }
+
+ inline void set(int red, int green, int blue, int alpha)
+ {
+ r = static_cast<unsigned char>(clampByte(red));
+ g = static_cast<unsigned char>(clampByte(green));
+ b = static_cast<unsigned char>(clampByte(blue));
+ a = static_cast<unsigned char>(clampByte(alpha));
+ }
+
+ const bgra8& addA(int alpha)
+ {
+ a = alpha;
+ return *this;
+ }
+ };
+
+ inline int extend_4to8bits(int x)
+ {
+ return (x << 4) | x;
+ }
+
+ inline int extend_5to8bits(int x)
+ {
+ return (x << 3) | (x >> 2);
+ }
+
+ inline int extend_6to8bits(int x)
+ {
+ return (x << 2) | (x >> 4);
+ }
+
+ inline int extend_7to8bits(int x)
+ {
+ return (x << 1) | (x >> 6);
+ }
+
+ struct ETC2
+ {
+ // Decodes unsigned single or dual channel block to bytes
+ static void DecodeBlock(const ETC2** sources, unsigned char *dest, int nbChannels, int x, int y, int w, int h, int pitch, bool isSigned)
+ {
+ if(isSigned)
+ {
+ signed char* sDst = reinterpret_cast<signed char*>(dest);
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ for(int i = 0; i < 4 && (x + i) < w; i++)
+ {
+ for(int c = nbChannels - 1; c >= 0; c--)
+ {
+ sDst[i * nbChannels + c] = clampSByte(sources[c]->getSingleChannel(i, j, isSigned));
+ }
+ }
+ sDst += pitch;
+ }
+ }
+ else
+ {
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ for(int i = 0; i < 4 && (x + i) < w; i++)
+ {
+ for(int c = nbChannels - 1; c >= 0; c--)
+ {
+ dest[i * nbChannels + c] = clampByte(sources[c]->getSingleChannel(i, j, isSigned));
+ }
+ }
+ dest += pitch;
+ }
+ }
+ }
+
+ // Decodes RGB block to bgra8
+ void decodeBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool punchThroughAlpha) const
+ {
+ bool opaqueBit = diffbit;
+ bool nonOpaquePunchThroughAlpha = punchThroughAlpha && !opaqueBit;
+
+ // Select mode
+ if(diffbit || punchThroughAlpha)
+ {
+ int r = (R + dR);
+ int g = (G + dG);
+ int b = (B + dB);
+ if(r < 0 || r > 31)
+ {
+ decodeTBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+ else if(g < 0 || g > 31)
+ {
+ decodeHBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+ else if(b < 0 || b > 31)
+ {
+ decodePlanarBlock(dest, x, y, w, h, pitch, alphaValues);
+ }
+ else
+ {
+ decodeDifferentialBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+ }
+ else
+ {
+ decodeIndividualBlock(dest, x, y, w, h, pitch, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+ }
+
+ private:
+ struct
+ {
+ union
+ {
+ // Individual, differential, H and T modes
+ struct
+ {
+ union
+ {
+ // Individual and differential modes
+ struct
+ {
+ union
+ {
+ struct // Individual colors
+ {
+ unsigned char R2 : 4;
+ unsigned char R1 : 4;
+ unsigned char G2 : 4;
+ unsigned char G1 : 4;
+ unsigned char B2 : 4;
+ unsigned char B1 : 4;
+ };
+
+ struct // Differential colors
+ {
+ signed char dR : 3;
+ unsigned char R : 5;
+ signed char dG : 3;
+ unsigned char G : 5;
+ signed char dB : 3;
+ unsigned char B : 5;
+ };
+ };
+
+ bool flipbit : 1;
+ bool diffbit : 1;
+ unsigned char cw2 : 3;
+ unsigned char cw1 : 3;
+ };
+
+ // T mode
+ struct
+ {
+ // Byte 1
+ unsigned char TR1b : 2;
+ unsigned char TdummyB : 1;
+ unsigned char TR1a : 2;
+ unsigned char TdummyA : 3;
+
+ // Byte 2
+ unsigned char TB1 : 4;
+ unsigned char TG1 : 4;
+
+ // Byte 3
+ unsigned char TG2 : 4;
+ unsigned char TR2 : 4;
+
+ // Byte 4
+ unsigned char Tdb : 1;
+ bool Tflipbit : 1;
+ unsigned char Tda : 2;
+ unsigned char TB2 : 4;
+ };
+
+ // H mode
+ struct
+ {
+ // Byte 1
+ unsigned char HG1a : 3;
+ unsigned char HR1 : 4;
+ unsigned char HdummyA : 1;
+
+ // Byte 2
+ unsigned char HB1b : 2;
+ unsigned char HdummyC : 1;
+ unsigned char HB1a : 1;
+ unsigned char HG1b : 1;
+ unsigned char HdummyB : 3;
+
+ // Byte 3
+ unsigned char HG2a : 3;
+ unsigned char HR2 : 4;
+ unsigned char HB1c : 1;
+
+ // Byte 4
+ unsigned char Hdb : 1;
+ bool Hflipbit : 1;
+ unsigned char Hda : 1;
+ unsigned char HB2 : 4;
+ unsigned char HG2b : 1;
+ };
+ };
+
+ unsigned char pixelIndexMSB[2];
+ unsigned char pixelIndexLSB[2];
+ };
+
+ // planar mode
+ struct
+ {
+ // Byte 1
+ unsigned char GO1 : 1;
+ unsigned char RO : 6;
+ unsigned char PdummyA : 1;
+
+ // Byte 2
+ unsigned char BO1 : 1;
+ unsigned char GO2 : 6;
+ unsigned char PdummyB : 1;
+
+ // Byte 3
+ unsigned char BO3a : 2;
+ unsigned char PdummyD : 1;
+ unsigned char BO2 : 2;
+ unsigned char PdummyC : 3;
+
+ // Byte 4
+ unsigned char RH2 : 1;
+ bool Pflipbit : 1;
+ unsigned char RH1 : 5;
+ unsigned char BO3b : 1;
+
+ // Byte 5
+ unsigned char BHa : 1;
+ unsigned char GH : 7;
+
+ // Byte 6
+ unsigned char RVa : 3;
+ unsigned char BHb : 5;
+
+ // Byte 7
+ unsigned char GVa : 5;
+ unsigned char RVb : 3;
+
+ // Byte 8
+ unsigned char BV : 6;
+ unsigned char GVb : 2;
+ };
+
+ // Single channel block
+ struct
+ {
+ union
+ {
+ unsigned char base_codeword;
+ signed char signed_base_codeword;
+ };
+
+ unsigned char table_index : 4;
+ unsigned char multiplier : 4;
+
+ unsigned char mc1 : 2;
+ unsigned char mb : 3;
+ unsigned char ma : 3;
+
+ unsigned char mf1 : 1;
+ unsigned char me : 3;
+ unsigned char md : 3;
+ unsigned char mc2 : 1;
+
+ unsigned char mh : 3;
+ unsigned char mg : 3;
+ unsigned char mf2 : 2;
+
+ unsigned char mk1 : 2;
+ unsigned char mj : 3;
+ unsigned char mi : 3;
+
+ unsigned char mn1 : 1;
+ unsigned char mm : 3;
+ unsigned char ml : 3;
+ unsigned char mk2 : 1;
+
+ unsigned char mp : 3;
+ unsigned char mo : 3;
+ unsigned char mn2 : 2;
+ };
+ };
+ };
+
+ void decodeIndividualBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
+ {
+ int r1 = extend_4to8bits(R1);
+ int g1 = extend_4to8bits(G1);
+ int b1 = extend_4to8bits(B1);
+
+ int r2 = extend_4to8bits(R2);
+ int g2 = extend_4to8bits(G2);
+ int b2 = extend_4to8bits(B2);
+
+ decodeIndividualOrDifferentialBlock(dest, x, y, w, h, pitch, r1, g1, b1, r2, g2, b2, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+
+ void decodeDifferentialBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
+ {
+ int b1 = extend_5to8bits(B);
+ int g1 = extend_5to8bits(G);
+ int r1 = extend_5to8bits(R);
+
+ int r2 = extend_5to8bits(R + dR);
+ int g2 = extend_5to8bits(G + dG);
+ int b2 = extend_5to8bits(B + dB);
+
+ decodeIndividualOrDifferentialBlock(dest, x, y, w, h, pitch, r1, g1, b1, r2, g2, b2, alphaValues, nonOpaquePunchThroughAlpha);
+ }
+
+ void decodeIndividualOrDifferentialBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, int r1, int g1, int b1, int r2, int g2, int b2, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
+ {
+ // Table 3.17.2 sorted according to table 3.17.3
+ static const int intensityModifierDefault[8][4] =
+ {
+ { 2, 8, -2, -8 },
+ { 5, 17, -5, -17 },
+ { 9, 29, -9, -29 },
+ { 13, 42, -13, -42 },
+ { 18, 60, -18, -60 },
+ { 24, 80, -24, -80 },
+ { 33, 106, -33, -106 },
+ { 47, 183, -47, -183 }
+ };
+
+ // Table C.12, intensity modifier for non opaque punchthrough alpha
+ static const int intensityModifierNonOpaque[8][4] =
+ {
+ { 0, 8, 0, -8 },
+ { 0, 17, 0, -17 },
+ { 0, 29, 0, -29 },
+ { 0, 42, 0, -42 },
+ { 0, 60, 0, -60 },
+ { 0, 80, 0, -80 },
+ { 0, 106, 0, -106 },
+ { 0, 183, 0, -183 }
+ };
+
+ const int(&intensityModifier)[8][4] = nonOpaquePunchThroughAlpha ? intensityModifierNonOpaque : intensityModifierDefault;
+
+ bgra8 subblockColors0[4];
+ bgra8 subblockColors1[4];
+
+ const int i10 = intensityModifier[cw1][0];
+ const int i11 = intensityModifier[cw1][1];
+ const int i12 = intensityModifier[cw1][2];
+ const int i13 = intensityModifier[cw1][3];
+
+ subblockColors0[0].set(r1 + i10, g1 + i10, b1 + i10);
+ subblockColors0[1].set(r1 + i11, g1 + i11, b1 + i11);
+ subblockColors0[2].set(r1 + i12, g1 + i12, b1 + i12);
+ subblockColors0[3].set(r1 + i13, g1 + i13, b1 + i13);
+
+ const int i20 = intensityModifier[cw2][0];
+ const int i21 = intensityModifier[cw2][1];
+ const int i22 = intensityModifier[cw2][2];
+ const int i23 = intensityModifier[cw2][3];
+
+ subblockColors1[0].set(r2 + i20, g2 + i20, b2 + i20);
+ subblockColors1[1].set(r2 + i21, g2 + i21, b2 + i21);
+ subblockColors1[2].set(r2 + i22, g2 + i22, b2 + i22);
+ subblockColors1[3].set(r2 + i23, g2 + i23, b2 + i23);
+
+ unsigned char* destStart = dest;
+
+ if(flipbit)
+ {
+ for(int j = 0; j < 2 && (y + j) < h; j++)
+ {
+ bgra8* color = (bgra8*)dest;
+ if((x + 0) < w) color[0] = subblockColors0[getIndex(0, j)].addA(alphaValues[j][0]);
+ if((x + 1) < w) color[1] = subblockColors0[getIndex(1, j)].addA(alphaValues[j][1]);
+ if((x + 2) < w) color[2] = subblockColors0[getIndex(2, j)].addA(alphaValues[j][2]);
+ if((x + 3) < w) color[3] = subblockColors0[getIndex(3, j)].addA(alphaValues[j][3]);
+ dest += pitch;
+ }
+
+ for(int j = 2; j < 4 && (y + j) < h; j++)
+ {
+ bgra8* color = (bgra8*)dest;
+ if((x + 0) < w) color[0] = subblockColors1[getIndex(0, j)].addA(alphaValues[j][0]);
+ if((x + 1) < w) color[1] = subblockColors1[getIndex(1, j)].addA(alphaValues[j][1]);
+ if((x + 2) < w) color[2] = subblockColors1[getIndex(2, j)].addA(alphaValues[j][2]);
+ if((x + 3) < w) color[3] = subblockColors1[getIndex(3, j)].addA(alphaValues[j][3]);
+ dest += pitch;
+ }
+ }
+ else
+ {
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ bgra8* color = (bgra8*)dest;
+ if((x + 0) < w) color[0] = subblockColors0[getIndex(0, j)].addA(alphaValues[j][0]);
+ if((x + 1) < w) color[1] = subblockColors0[getIndex(1, j)].addA(alphaValues[j][1]);
+ if((x + 2) < w) color[2] = subblockColors1[getIndex(2, j)].addA(alphaValues[j][2]);
+ if((x + 3) < w) color[3] = subblockColors1[getIndex(3, j)].addA(alphaValues[j][3]);
+ dest += pitch;
+ }
+ }
+
+ if(nonOpaquePunchThroughAlpha)
+ {
+ decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
+ }
+ }
+
+ void decodeTBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
+ {
+ // Table C.8, distance index fot T and H modes
+ static const int distance[8] = { 3, 6, 11, 16, 23, 32, 41, 64 };
+
+ bgra8 paintColors[4];
+
+ int r1 = extend_4to8bits(TR1a << 2 | TR1b);
+ int g1 = extend_4to8bits(TG1);
+ int b1 = extend_4to8bits(TB1);
+
+ int r2 = extend_4to8bits(TR2);
+ int g2 = extend_4to8bits(TG2);
+ int b2 = extend_4to8bits(TB2);
+
+ const int d = distance[Tda << 1 | Tdb];
+
+ paintColors[0].set(r1, g1, b1);
+ paintColors[1].set(r2 + d, g2 + d, b2 + d);
+ paintColors[2].set(r2, g2, b2);
+ paintColors[3].set(r2 - d, g2 - d, b2 - d);
+
+ unsigned char* destStart = dest;
+
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ bgra8* color = (bgra8*)dest;
+ if((x + 0) < w) color[0] = paintColors[getIndex(0, j)].addA(alphaValues[j][0]);
+ if((x + 1) < w) color[1] = paintColors[getIndex(1, j)].addA(alphaValues[j][1]);
+ if((x + 2) < w) color[2] = paintColors[getIndex(2, j)].addA(alphaValues[j][2]);
+ if((x + 3) < w) color[3] = paintColors[getIndex(3, j)].addA(alphaValues[j][3]);
+ dest += pitch;
+ }
+
+ if(nonOpaquePunchThroughAlpha)
+ {
+ decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
+ }
+ }
+
+ void decodeHBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4], bool nonOpaquePunchThroughAlpha) const
+ {
+ // Table C.8, distance index fot T and H modes
+ static const int distance[8] = { 3, 6, 11, 16, 23, 32, 41, 64 };
+
+ bgra8 paintColors[4];
+
+ int r1 = extend_4to8bits(HR1);
+ int g1 = extend_4to8bits(HG1a << 1 | HG1b);
+ int b1 = extend_4to8bits(HB1a << 3 | HB1b << 1 | HB1c);
+
+ int r2 = extend_4to8bits(HR2);
+ int g2 = extend_4to8bits(HG2a << 1 | HG2b);
+ int b2 = extend_4to8bits(HB2);
+
+ const int d = distance[(Hda << 2) | (Hdb << 1) | ((r1 << 16 | g1 << 8 | b1) >= (r2 << 16 | g2 << 8 | b2) ? 1 : 0)];
+
+ paintColors[0].set(r1 + d, g1 + d, b1 + d);
+ paintColors[1].set(r1 - d, g1 - d, b1 - d);
+ paintColors[2].set(r2 + d, g2 + d, b2 + d);
+ paintColors[3].set(r2 - d, g2 - d, b2 - d);
+
+ unsigned char* destStart = dest;
+
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ bgra8* color = (bgra8*)dest;
+ if((x + 0) < w) color[0] = paintColors[getIndex(0, j)].addA(alphaValues[j][0]);
+ if((x + 1) < w) color[1] = paintColors[getIndex(1, j)].addA(alphaValues[j][1]);
+ if((x + 2) < w) color[2] = paintColors[getIndex(2, j)].addA(alphaValues[j][2]);
+ if((x + 3) < w) color[3] = paintColors[getIndex(3, j)].addA(alphaValues[j][3]);
+ dest += pitch;
+ }
+
+ if(nonOpaquePunchThroughAlpha)
+ {
+ decodePunchThroughAlphaBlock(destStart, x, y, w, h, pitch);
+ }
+ }
+
+ void decodePlanarBlock(unsigned char *dest, int x, int y, int w, int h, int pitch, unsigned char alphaValues[4][4]) const
+ {
+ int ro = extend_6to8bits(RO);
+ int go = extend_7to8bits(GO1 << 6 | GO2);
+ int bo = extend_6to8bits(BO1 << 5 | BO2 << 3 | BO3a << 1 | BO3b);
+
+ int rh = extend_6to8bits(RH1 << 1 | RH2);
+ int gh = extend_7to8bits(GH);
+ int bh = extend_6to8bits(BHa << 5 | BHb);
+
+ int rv = extend_6to8bits(RVa << 3 | RVb);
+ int gv = extend_7to8bits(GVa << 2 | GVb);
+ int bv = extend_6to8bits(BV);
+
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ int ry = j * (rv - ro) + 2;
+ int gy = j * (gv - go) + 2;
+ int by = j * (bv - bo) + 2;
+ for(int i = 0; i < 4 && (x + i) < w; i++)
+ {
+ ((bgra8*)(dest))[i].set(((i * (rh - ro) + ry) >> 2) + ro,
+ ((i * (gh - go) + gy) >> 2) + go,
+ ((i * (bh - bo) + by) >> 2) + bo,
+ alphaValues[j][i]);
+ }
+ dest += pitch;
+ }
+ }
+
+ // Index for individual, differential, H and T modes
+ inline int getIndex(int x, int y) const
+ {
+ int bitIndex = x * 4 + y;
+ int bitOffset = bitIndex & 7;
+ int lsb = (pixelIndexLSB[1 - (bitIndex >> 3)] >> bitOffset) & 1;
+ int msb = (pixelIndexMSB[1 - (bitIndex >> 3)] >> bitOffset) & 1;
+
+ return (msb << 1) | lsb;
+ }
+
+ void decodePunchThroughAlphaBlock(unsigned char *dest, int x, int y, int w, int h, int pitch) const
+ {
+ for(int j = 0; j < 4 && (y + j) < h; j++)
+ {
+ for(int i = 0; i < 4 && (x + i) < w; i++)
+ {
+ if(getIndex(i, j) == 2) // msb == 1 && lsb == 0
+ {
+ ((bgra8*)dest)[i].set(0, 0, 0, 0);
+ }
+ }
+ dest += pitch;
+ }
+ }
+
+ // Single channel utility functions
+ inline int getSingleChannel(int x, int y, bool isSigned) const
+ {
+ int codeword = isSigned ? signed_base_codeword : base_codeword;
+ return codeword + getSingleChannelModifier(x, y) * multiplier;
+ }
+
+ inline int getSingleChannelIndex(int x, int y) const
+ {
+ switch(x * 4 + y)
+ {
+ case 0: return ma;
+ case 1: return mb;
+ case 2: return mc1 << 1 | mc2;
+ case 3: return md;
+ case 4: return me;
+ case 5: return mf1 << 2 | mf2;
+ case 6: return mg;
+ case 7: return mh;
+ case 8: return mi;
+ case 9: return mj;
+ case 10: return mk1 << 1 | mk2;
+ case 11: return ml;
+ case 12: return mm;
+ case 13: return mn1 << 2 | mn2;
+ case 14: return mo;
+ default: return mp; // 15
+ }
+ }
+
+ inline int getSingleChannelModifier(int x, int y) const
+ {
+ static const int modifierTable[16][8] = { { -3, -6, -9, -15, 2, 5, 8, 14 },
+ { -3, -7, -10, -13, 2, 6, 9, 12 },
+ { -2, -5, -8, -13, 1, 4, 7, 12 },
+ { -2, -4, -6, -13, 1, 3, 5, 12 },
+ { -3, -6, -8, -12, 2, 5, 7, 11 },
+ { -3, -7, -9, -11, 2, 6, 8, 10 },
+ { -4, -7, -8, -11, 3, 6, 7, 10 },
+ { -3, -5, -8, -11, 2, 4, 7, 10 },
+ { -2, -6, -8, -10, 1, 5, 7, 9 },
+ { -2, -5, -8, -10, 1, 4, 7, 9 },
+ { -2, -4, -8, -10, 1, 3, 7, 9 },
+ { -2, -5, -7, -10, 1, 4, 6, 9 },
+ { -3, -4, -7, -10, 2, 3, 6, 9 },
+ { -1, -2, -3, -10, 0, 1, 2, 9 },
+ { -4, -6, -8, -9, 3, 5, 7, 8 },
+ { -3, -5, -7, -9, 2, 4, 6, 8 } };
+
+ return modifierTable[table_index][getSingleChannelIndex(x, y)];
+ }
+ };
+}
+
+// Decodes 1 to 4 channel images to 8 bit output
+bool ETC_Decoder::Decode(const unsigned char* src, unsigned char *dst, int w, int h, int dstW, int dstH, int dstPitch, int dstBpp, InputType inputType)
+{
+ const ETC2* sources[2];
+ sources[0] = (const ETC2*)src;
+
+ unsigned char alphaValues[4][4] = { { 255, 255, 255, 255 }, { 255, 255, 255, 255 }, { 255, 255, 255, 255 }, { 255, 255, 255, 255 } };
+
+ switch(inputType)
+ {
+ case ETC_R_SIGNED:
+ case ETC_R_UNSIGNED:
+ for(int y = 0; y < h; y += 4)
+ {
+ unsigned char *dstRow = dst + (y * dstPitch);
+ for(int x = 0; x < w; x += 4, sources[0]++)
+ {
+ ETC2::DecodeBlock(sources, dstRow + (x * dstBpp), 1, x, y, dstW, dstH, dstPitch, inputType == ETC_R_SIGNED);
+ }
+ }
+ break;
+ case ETC_RG_SIGNED:
+ case ETC_RG_UNSIGNED:
+ sources[1] = sources[0] + 1;
+ for(int y = 0; y < h; y += 4)
+ {
+ unsigned char *dstRow = dst + (y * dstPitch);
+ for(int x = 0; x < w; x += 4, sources[0] += 2, sources[1] += 2)
+ {
+ ETC2::DecodeBlock(sources, dstRow + (x * dstBpp), 2, x, y, dstW, dstH, dstPitch, inputType == ETC_RG_SIGNED);
+ }
+ }
+ break;
+ case ETC_RGB:
+ case ETC_RGB_PUNCHTHROUGH_ALPHA:
+ for(int y = 0; y < h; y += 4)
+ {
+ unsigned char *dstRow = dst + (y * dstPitch);
+ for(int x = 0; x < w; x += 4, sources[0]++)
+ {
+ sources[0]->decodeBlock(dstRow + (x * dstBpp), x, y, dstW, dstH, dstPitch, alphaValues, inputType == ETC_RGB_PUNCHTHROUGH_ALPHA);
+ }
+ }
+ break;
+ case ETC_RGBA:
+ for(int y = 0; y < h; y += 4)
+ {
+ unsigned char *dstRow = dst + (y * dstPitch);
+ for(int x = 0; x < w; x += 4)
+ {
+ // Decode Alpha
+ ETC2::DecodeBlock(&sources[0], &(alphaValues[0][0]), 1, x, y, dstW, dstH, 4, false);
+ sources[0]++; // RGBA packets are 128 bits, so move on to the next 64 bit packet to decode the RGB color
+
+ // Decode RGB
+ sources[0]->decodeBlock(dstRow + (x * dstBpp), x, y, dstW, dstH, dstPitch, alphaValues, false);
+ sources[0]++;
+ }
+ }
+ break;
+ default:
+ return false;
+ }
+
+ return true;
+}
diff --git a/src/Renderer/ETC_Decoder.hpp b/src/Renderer/ETC_Decoder.hpp
index 11b1395..1039b37 100644
--- a/src/Renderer/ETC_Decoder.hpp
+++ b/src/Renderer/ETC_Decoder.hpp
@@ -1,38 +1,41 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2015 Google Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of Google Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-class ETC_Decoder
-{
-public:
- enum InputType
- {
- ETC_R_SIGNED,
- ETC_R_UNSIGNED,
- ETC_RG_SIGNED,
- ETC_RG_UNSIGNED,
- ETC_RGB,
- ETC_RGB_PUNCHTHROUGH_ALPHA,
- ETC_RGBA
- };
-
- /// ETC_Decoder::Decode - Decodes 1 to 4 channel images to 8 bit output
- /// @param src Pointer to ETC2 encoded image
- /// @param dst Pointer to BGRA, 8 bit output
- /// @param w src image width
- /// @param h src image height
- /// @param dstW dst image width
- /// @param dstH dst image height
- /// @param dstPitch dst image pitch (bytes per row)
- /// @param dstBpp dst image bytes per pixel
- /// @param inputType src's format
- /// @return true if the decoding was performed
- static bool Decode(const unsigned char* src, unsigned char *dst, int w, int h, int dstW, int dstH, int dstPitch, int dstBpp, InputType inputType);
-};
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+class ETC_Decoder
+{
+public:
+ enum InputType
+ {
+ ETC_R_SIGNED,
+ ETC_R_UNSIGNED,
+ ETC_RG_SIGNED,
+ ETC_RG_UNSIGNED,
+ ETC_RGB,
+ ETC_RGB_PUNCHTHROUGH_ALPHA,
+ ETC_RGBA
+ };
+
+ /// ETC_Decoder::Decode - Decodes 1 to 4 channel images to 8 bit output
+ /// @param src Pointer to ETC2 encoded image
+ /// @param dst Pointer to BGRA, 8 bit output
+ /// @param w src image width
+ /// @param h src image height
+ /// @param dstW dst image width
+ /// @param dstH dst image height
+ /// @param dstPitch dst image pitch (bytes per row)
+ /// @param dstBpp dst image bytes per pixel
+ /// @param inputType src's format
+ /// @return true if the decoding was performed
+ static bool Decode(const unsigned char* src, unsigned char *dst, int w, int h, int dstW, int dstH, int dstPitch, int dstBpp, InputType inputType);
+};
diff --git a/src/Renderer/LRUCache.hpp b/src/Renderer/LRUCache.hpp
index 3ce15fb..77f9ab7 100644
--- a/src/Renderer/LRUCache.hpp
+++ b/src/Renderer/LRUCache.hpp
@@ -1,142 +1,145 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_LRUCache_hpp
-#define sw_LRUCache_hpp
-
-#include "Common/Math.hpp"
-
-namespace sw
-{
- template<class Key, class Data>
- class LRUCache
- {
- public:
- LRUCache(int n);
-
- ~LRUCache();
-
- Data *query(const Key &key) const;
- Data *add(const Key &key, Data *data);
-
- int getSize() {return size;}
- Key &getKey(int i) {return key[i];}
-
- private:
- int size;
- int mask;
- int top;
- int fill;
-
- Key *key;
- Key **ref;
- Data **data;
- };
-}
-
-namespace sw
-{
- template<class Key, class Data>
- LRUCache<Key, Data>::LRUCache(int n)
- {
- size = ceilPow2(n);
- mask = size - 1;
- top = 0;
- fill = 0;
-
- key = new Key[size];
- ref = new Key*[size];
- data = new Data*[size];
-
- for(int i = 0; i < size; i++)
- {
- data[i] = 0;
-
- ref[i] = &key[i];
- }
- }
-
- template<class Key, class Data>
- LRUCache<Key, Data>::~LRUCache()
- {
- delete[] key;
- key = 0;
-
- delete[] ref;
- ref = 0;
-
- for(int i = 0; i < size; i++)
- {
- if(data[i])
- {
- data[i]->unbind();
- data[i] = 0;
- }
- }
-
- delete[] data;
- data = 0;
- }
-
- template<class Key, class Data>
- Data *LRUCache<Key, Data>::query(const Key &key) const
- {
- for(int i = top; i > top - fill; i--)
- {
- int j = i & mask;
-
- if(key == *ref[j])
- {
- Data *hit = data[j];
-
- if(i != top)
- {
- // Move one up
- int k = (j + 1) & mask;
-
- Data *swapD = data[k];
- data[k] = data[j];
- data[j] = swapD;
-
- Key *swapK = ref[k];
- ref[k] = ref[j];
- ref[j] = swapK;
- }
-
- return hit;
- }
- }
-
- return 0; // Not found
- }
-
- template<class Key, class Data>
- Data *LRUCache<Key, Data>::add(const Key &key, Data *data)
- {
- top = (top + 1) & mask;
- fill = fill + 1 < size ? fill + 1 : size;
-
- *ref[top] = key;
-
- data->bind();
-
- if(this->data[top])
- {
- this->data[top]->unbind();
- }
-
- this->data[top] = data;
-
- return data;
- }
-}
-
-#endif // sw_LRUCache_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_LRUCache_hpp
+#define sw_LRUCache_hpp
+
+#include "Common/Math.hpp"
+
+namespace sw
+{
+ template<class Key, class Data>
+ class LRUCache
+ {
+ public:
+ LRUCache(int n);
+
+ ~LRUCache();
+
+ Data *query(const Key &key) const;
+ Data *add(const Key &key, Data *data);
+
+ int getSize() {return size;}
+ Key &getKey(int i) {return key[i];}
+
+ private:
+ int size;
+ int mask;
+ int top;
+ int fill;
+
+ Key *key;
+ Key **ref;
+ Data **data;
+ };
+}
+
+namespace sw
+{
+ template<class Key, class Data>
+ LRUCache<Key, Data>::LRUCache(int n)
+ {
+ size = ceilPow2(n);
+ mask = size - 1;
+ top = 0;
+ fill = 0;
+
+ key = new Key[size];
+ ref = new Key*[size];
+ data = new Data*[size];
+
+ for(int i = 0; i < size; i++)
+ {
+ data[i] = 0;
+
+ ref[i] = &key[i];
+ }
+ }
+
+ template<class Key, class Data>
+ LRUCache<Key, Data>::~LRUCache()
+ {
+ delete[] key;
+ key = 0;
+
+ delete[] ref;
+ ref = 0;
+
+ for(int i = 0; i < size; i++)
+ {
+ if(data[i])
+ {
+ data[i]->unbind();
+ data[i] = 0;
+ }
+ }
+
+ delete[] data;
+ data = 0;
+ }
+
+ template<class Key, class Data>
+ Data *LRUCache<Key, Data>::query(const Key &key) const
+ {
+ for(int i = top; i > top - fill; i--)
+ {
+ int j = i & mask;
+
+ if(key == *ref[j])
+ {
+ Data *hit = data[j];
+
+ if(i != top)
+ {
+ // Move one up
+ int k = (j + 1) & mask;
+
+ Data *swapD = data[k];
+ data[k] = data[j];
+ data[j] = swapD;
+
+ Key *swapK = ref[k];
+ ref[k] = ref[j];
+ ref[j] = swapK;
+ }
+
+ return hit;
+ }
+ }
+
+ return 0; // Not found
+ }
+
+ template<class Key, class Data>
+ Data *LRUCache<Key, Data>::add(const Key &key, Data *data)
+ {
+ top = (top + 1) & mask;
+ fill = fill + 1 < size ? fill + 1 : size;
+
+ *ref[top] = key;
+
+ data->bind();
+
+ if(this->data[top])
+ {
+ this->data[top]->unbind();
+ }
+
+ this->data[top] = data;
+
+ return data;
+ }
+}
+
+#endif // sw_LRUCache_hpp
diff --git a/src/Renderer/Matrix.cpp b/src/Renderer/Matrix.cpp
index 3c3567a..1b27bf8 100644
--- a/src/Renderer/Matrix.cpp
+++ b/src/Renderer/Matrix.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Matrix.hpp"
diff --git a/src/Renderer/Matrix.hpp b/src/Renderer/Matrix.hpp
index fe93ae2..41281a6 100644
--- a/src/Renderer/Matrix.hpp
+++ b/src/Renderer/Matrix.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef Matrix_hpp
#define Matrix_hpp
@@ -91,7 +94,7 @@
static Matrix eulerRotate(const Vector &v);
static Matrix eulerRotate(float x, float y, float z);
-
+
static Matrix translate(const Vector &v);
static Matrix translate(float x, float y, float z);
diff --git a/src/Renderer/PixelProcessor.cpp b/src/Renderer/PixelProcessor.cpp
index 636351a..0c90cbc 100644
--- a/src/Renderer/PixelProcessor.cpp
+++ b/src/Renderer/PixelProcessor.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2013 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "PixelProcessor.hpp"
diff --git a/src/Renderer/PixelProcessor.hpp b/src/Renderer/PixelProcessor.hpp
index 104f377..88fd654 100644
--- a/src/Renderer/PixelProcessor.hpp
+++ b/src/Renderer/PixelProcessor.hpp
@@ -1,331 +1,334 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_PixelProcessor_hpp
-#define sw_PixelProcessor_hpp
-
-#include "Context.hpp"
-#include "RoutineCache.hpp"
-
-namespace sw
-{
- class PixelShader;
- class Rasterizer;
- struct Texture;
- struct DrawData;
-
- class PixelProcessor
- {
- public:
- struct States
- {
- unsigned int computeHash();
-
- int shaderID;
-
- bool depthOverride : 1;
- bool shaderContainsKill : 1;
-
- DepthCompareMode depthCompareMode : BITS(DEPTH_LAST);
- AlphaCompareMode alphaCompareMode : BITS(ALPHA_LAST);
- bool depthWriteEnable : 1;
- bool quadLayoutDepthBuffer : 1;
-
- bool stencilActive : 1;
- StencilCompareMode stencilCompareMode : BITS(STENCIL_LAST);
- StencilOperation stencilFailOperation : BITS(OPERATION_LAST);
- StencilOperation stencilPassOperation : BITS(OPERATION_LAST);
- StencilOperation stencilZFailOperation : BITS(OPERATION_LAST);
- bool noStencilMask : 1;
- bool noStencilWriteMask : 1;
- bool stencilWriteMasked : 1;
- bool twoSidedStencil : 1;
- StencilCompareMode stencilCompareModeCCW : BITS(STENCIL_LAST);
- StencilOperation stencilFailOperationCCW : BITS(OPERATION_LAST);
- StencilOperation stencilPassOperationCCW : BITS(OPERATION_LAST);
- StencilOperation stencilZFailOperationCCW : BITS(OPERATION_LAST);
- bool noStencilMaskCCW : 1;
- bool noStencilWriteMaskCCW : 1;
- bool stencilWriteMaskedCCW : 1;
-
- bool depthTestActive : 1;
- bool fogActive : 1;
- FogMode pixelFogMode : BITS(FOG_LAST);
- bool specularAdd : 1;
- bool occlusionEnabled : 1;
- bool wBasedFog : 1;
- bool perspective : 1;
-
- bool alphaBlendActive : 1;
- BlendFactor sourceBlendFactor : BITS(BLEND_LAST);
- BlendFactor destBlendFactor : BITS(BLEND_LAST);
- BlendOperation blendOperation : BITS(BLENDOP_LAST);
- BlendFactor sourceBlendFactorAlpha : BITS(BLEND_LAST);
- BlendFactor destBlendFactorAlpha : BITS(BLEND_LAST);
- BlendOperation blendOperationAlpha : BITS(BLENDOP_LAST);
-
- unsigned int colorWriteMask : RENDERTARGETS * 4; // Four component bit masks
- Format targetFormat[RENDERTARGETS];
- bool writeSRGB : 1;
- unsigned int multiSample : 3;
- unsigned int multiSampleMask : 4;
- TransparencyAntialiasing transparencyAntialiasing : BITS(TRANSPARENCY_LAST);
- bool centroid : 1;
-
- LogicalOperation logicalOperation : BITS(LOGICALOP_LAST);
-
- Sampler::State sampler[TEXTURE_IMAGE_UNITS];
- TextureStage::State textureStage[8];
-
- struct Interpolant
- {
- unsigned char component : 4;
- unsigned char flat : 4;
- unsigned char project : 2;
- bool centroid : 1;
- };
-
- union
- {
- struct
- {
- Interpolant color[2];
- Interpolant texture[8];
- };
-
- Interpolant interpolant[10];
- };
-
- Interpolant fog;
- };
-
- struct State : States
- {
- State();
-
- bool operator==(const State &state) const;
-
- int colorWriteActive(int index) const
- {
- return (colorWriteMask >> (index * 4)) & 0xF;
- }
-
- bool alphaTestActive() const
- {
- return alphaCompareMode != ALPHA_ALWAYS;
- }
-
- bool pixelFogActive() const
- {
- return pixelFogMode != FOG_NONE;
- }
-
- unsigned int hash;
- };
-
- struct Stencil
- {
- int64_t testMaskQ;
- int64_t referenceMaskedQ;
- int64_t referenceMaskedSignedQ;
- int64_t writeMaskQ;
- int64_t invWriteMaskQ;
- int64_t referenceQ;
-
- void set(int reference, int testMask, int writeMask)
- {
- referenceQ = replicate(reference);
- testMaskQ = replicate(testMask);
- writeMaskQ = replicate(writeMask);
- invWriteMaskQ = ~writeMaskQ;
- referenceMaskedQ = referenceQ & testMaskQ;
- referenceMaskedSignedQ = replicate((reference + 0x80) & 0xFF & testMask);
- }
-
- static int64_t replicate(int b)
- {
- int64_t w = b & 0xFF;
-
- return (w << 0) | (w << 8) | (w << 16) | (w << 24) | (w << 32) | (w << 40) | (w << 48) | (w << 56);
- }
- };
-
- struct Fog
- {
- float4 scale;
- float4 offset;
- word4 color4[3];
- float4 colorF[3];
- float4 densityE;
- float4 density2E;
- };
-
- struct Factor
- {
- word4 textureFactor4[4];
-
- word4 alphaReference4;
-
- word4 blendConstant4W[4];
- float4 blendConstant4F[4];
- word4 invBlendConstant4W[4];
- float4 invBlendConstant4F[4];
- };
-
- public:
- typedef void (*RoutinePointer)(const Primitive *primitive, int count, int thread, DrawData *draw);
-
- PixelProcessor(Context *context);
-
- virtual ~PixelProcessor();
-
- virtual void setFloatConstant(unsigned int index, const float value[4]);
- virtual void setIntegerConstant(unsigned int index, const int value[4]);
- virtual void setBooleanConstant(unsigned int index, int boolean);
-
- virtual void setUniformBuffer(int index, sw::Resource* buffer, int offset);
- virtual void lockUniformBuffers(byte** u, sw::Resource* uniformBuffers[]);
-
- virtual void setRenderTarget(int index, Surface *renderTarget);
- virtual void setDepthBuffer(Surface *depthBuffer);
- virtual void setStencilBuffer(Surface *stencilBuffer);
-
- virtual void setTexCoordIndex(unsigned int stage, int texCoordIndex);
- virtual void setStageOperation(unsigned int stage, TextureStage::StageOperation stageOperation);
- virtual void setFirstArgument(unsigned int stage, TextureStage::SourceArgument firstArgument);
- virtual void setSecondArgument(unsigned int stage, TextureStage::SourceArgument secondArgument);
- virtual void setThirdArgument(unsigned int stage, TextureStage::SourceArgument thirdArgument);
- virtual void setStageOperationAlpha(unsigned int stage, TextureStage::StageOperation stageOperationAlpha);
- virtual void setFirstArgumentAlpha(unsigned int stage, TextureStage::SourceArgument firstArgumentAlpha);
- virtual void setSecondArgumentAlpha(unsigned int stage, TextureStage::SourceArgument secondArgumentAlpha);
- virtual void setThirdArgumentAlpha(unsigned int stage, TextureStage::SourceArgument thirdArgumentAlpha);
- virtual void setFirstModifier(unsigned int stage, TextureStage::ArgumentModifier firstModifier);
- virtual void setSecondModifier(unsigned int stage, TextureStage::ArgumentModifier secondModifier);
- virtual void setThirdModifier(unsigned int stage, TextureStage::ArgumentModifier thirdModifier);
- virtual void setFirstModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier firstModifierAlpha);
- virtual void setSecondModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier secondModifierAlpha);
- virtual void setThirdModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier thirdModifierAlpha);
- virtual void setDestinationArgument(unsigned int stage, TextureStage::DestinationArgument destinationArgument);
- virtual void setConstantColor(unsigned int stage, const Color<float> &constantColor);
- virtual void setBumpmapMatrix(unsigned int stage, int element, float value);
- virtual void setLuminanceScale(unsigned int stage, float value);
- virtual void setLuminanceOffset(unsigned int stage, float value);
-
- virtual void setTextureFilter(unsigned int sampler, FilterType textureFilter);
- virtual void setMipmapFilter(unsigned int sampler, MipmapType mipmapFilter);
- virtual void setGatherEnable(unsigned int sampler, bool enable);
- virtual void setAddressingModeU(unsigned int sampler, AddressingMode addressingMode);
- virtual void setAddressingModeV(unsigned int sampler, AddressingMode addressingMode);
- virtual void setAddressingModeW(unsigned int sampler, AddressingMode addressingMode);
- virtual void setReadSRGB(unsigned int sampler, bool sRGB);
- virtual void setMipmapLOD(unsigned int sampler, float bias);
- virtual void setBorderColor(unsigned int sampler, const Color<float> &borderColor);
- virtual void setMaxAnisotropy(unsigned int sampler, float maxAnisotropy);
- virtual void setSwizzleR(unsigned int sampler, SwizzleType swizzleR);
- virtual void setSwizzleG(unsigned int sampler, SwizzleType swizzleG);
- virtual void setSwizzleB(unsigned int sampler, SwizzleType swizzleB);
- virtual void setSwizzleA(unsigned int sampler, SwizzleType swizzleA);
-
- virtual void setWriteSRGB(bool sRGB);
- virtual void setDepthBufferEnable(bool depthBufferEnable);
- virtual void setDepthCompare(DepthCompareMode depthCompareMode);
- virtual void setAlphaCompare(AlphaCompareMode alphaCompareMode);
- virtual void setDepthWriteEnable(bool depthWriteEnable);
- virtual void setAlphaTestEnable(bool alphaTestEnable);
- virtual void setCullMode(CullMode cullMode);
- virtual void setColorWriteMask(int index, int rgbaMask);
-
- virtual void setColorLogicOpEnabled(bool colorLogicOpEnabled);
- virtual void setLogicalOperation(LogicalOperation logicalOperation);
-
- virtual void setStencilEnable(bool stencilEnable);
- virtual void setStencilCompare(StencilCompareMode stencilCompareMode);
- virtual void setStencilReference(int stencilReference);
- virtual void setStencilMask(int stencilMask);
- virtual void setStencilFailOperation(StencilOperation stencilFailOperation);
- virtual void setStencilPassOperation(StencilOperation stencilPassOperation);
- virtual void setStencilZFailOperation(StencilOperation stencilZFailOperation);
- virtual void setStencilWriteMask(int stencilWriteMask);
- virtual void setTwoSidedStencil(bool enable);
- virtual void setStencilCompareCCW(StencilCompareMode stencilCompareMode);
- virtual void setStencilReferenceCCW(int stencilReference);
- virtual void setStencilMaskCCW(int stencilMask);
- virtual void setStencilFailOperationCCW(StencilOperation stencilFailOperation);
- virtual void setStencilPassOperationCCW(StencilOperation stencilPassOperation);
- virtual void setStencilZFailOperationCCW(StencilOperation stencilZFailOperation);
- virtual void setStencilWriteMaskCCW(int stencilWriteMask);
-
- virtual void setTextureFactor(const Color<float> &textureFactor);
- virtual void setBlendConstant(const Color<float> &blendConstant);
-
- virtual void setFillMode(FillMode fillMode);
- virtual void setShadingMode(ShadingMode shadingMode);
-
- virtual void setAlphaBlendEnable(bool alphaBlendEnable);
- virtual void setSourceBlendFactor(BlendFactor sourceBlendFactor);
- virtual void setDestBlendFactor(BlendFactor destBlendFactor);
- virtual void setBlendOperation(BlendOperation blendOperation);
-
- virtual void setSeparateAlphaBlendEnable(bool separateAlphaBlendEnable);
- virtual void setSourceBlendFactorAlpha(BlendFactor sourceBlendFactorAlpha);
- virtual void setDestBlendFactorAlpha(BlendFactor destBlendFactorAlpha);
- virtual void setBlendOperationAlpha(BlendOperation blendOperationAlpha);
-
- virtual void setAlphaReference(float alphaReference);
-
- virtual void setGlobalMipmapBias(float bias);
-
- virtual void setFogStart(float start);
- virtual void setFogEnd(float end);
- virtual void setFogColor(Color<float> fogColor);
- virtual void setFogDensity(float fogDensity);
- virtual void setPixelFogMode(FogMode fogMode);
-
- virtual void setPerspectiveCorrection(bool perspectiveCorrection);
-
- virtual void setOcclusionEnabled(bool enable);
-
- protected:
- const State update() const;
- Routine *routine(const State &state);
- void setRoutineCacheSize(int routineCacheSize);
-
- // Shader constants
- word4 cW[8][4];
- float4 c[FRAGMENT_UNIFORM_VECTORS];
- int4 i[16];
- bool b[16];
-
- // Other semi-constants
- Stencil stencil;
- Stencil stencilCCW;
- Fog fog;
- Factor factor;
-
- private:
- struct UniformBufferInfo
- {
- UniformBufferInfo();
-
- Resource* buffer;
- int offset;
- };
- UniformBufferInfo uniformBufferInfo[MAX_UNIFORM_BUFFER_BINDINGS];
-
- void setFogRanges(float start, float end);
-
- Context *const context;
-
- RoutineCache<State> *routineCache;
- };
-}
-
-#endif // sw_PixelProcessor_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_PixelProcessor_hpp
+#define sw_PixelProcessor_hpp
+
+#include "Context.hpp"
+#include "RoutineCache.hpp"
+
+namespace sw
+{
+ class PixelShader;
+ class Rasterizer;
+ struct Texture;
+ struct DrawData;
+
+ class PixelProcessor
+ {
+ public:
+ struct States
+ {
+ unsigned int computeHash();
+
+ int shaderID;
+
+ bool depthOverride : 1;
+ bool shaderContainsKill : 1;
+
+ DepthCompareMode depthCompareMode : BITS(DEPTH_LAST);
+ AlphaCompareMode alphaCompareMode : BITS(ALPHA_LAST);
+ bool depthWriteEnable : 1;
+ bool quadLayoutDepthBuffer : 1;
+
+ bool stencilActive : 1;
+ StencilCompareMode stencilCompareMode : BITS(STENCIL_LAST);
+ StencilOperation stencilFailOperation : BITS(OPERATION_LAST);
+ StencilOperation stencilPassOperation : BITS(OPERATION_LAST);
+ StencilOperation stencilZFailOperation : BITS(OPERATION_LAST);
+ bool noStencilMask : 1;
+ bool noStencilWriteMask : 1;
+ bool stencilWriteMasked : 1;
+ bool twoSidedStencil : 1;
+ StencilCompareMode stencilCompareModeCCW : BITS(STENCIL_LAST);
+ StencilOperation stencilFailOperationCCW : BITS(OPERATION_LAST);
+ StencilOperation stencilPassOperationCCW : BITS(OPERATION_LAST);
+ StencilOperation stencilZFailOperationCCW : BITS(OPERATION_LAST);
+ bool noStencilMaskCCW : 1;
+ bool noStencilWriteMaskCCW : 1;
+ bool stencilWriteMaskedCCW : 1;
+
+ bool depthTestActive : 1;
+ bool fogActive : 1;
+ FogMode pixelFogMode : BITS(FOG_LAST);
+ bool specularAdd : 1;
+ bool occlusionEnabled : 1;
+ bool wBasedFog : 1;
+ bool perspective : 1;
+
+ bool alphaBlendActive : 1;
+ BlendFactor sourceBlendFactor : BITS(BLEND_LAST);
+ BlendFactor destBlendFactor : BITS(BLEND_LAST);
+ BlendOperation blendOperation : BITS(BLENDOP_LAST);
+ BlendFactor sourceBlendFactorAlpha : BITS(BLEND_LAST);
+ BlendFactor destBlendFactorAlpha : BITS(BLEND_LAST);
+ BlendOperation blendOperationAlpha : BITS(BLENDOP_LAST);
+
+ unsigned int colorWriteMask : RENDERTARGETS * 4; // Four component bit masks
+ Format targetFormat[RENDERTARGETS];
+ bool writeSRGB : 1;
+ unsigned int multiSample : 3;
+ unsigned int multiSampleMask : 4;
+ TransparencyAntialiasing transparencyAntialiasing : BITS(TRANSPARENCY_LAST);
+ bool centroid : 1;
+
+ LogicalOperation logicalOperation : BITS(LOGICALOP_LAST);
+
+ Sampler::State sampler[TEXTURE_IMAGE_UNITS];
+ TextureStage::State textureStage[8];
+
+ struct Interpolant
+ {
+ unsigned char component : 4;
+ unsigned char flat : 4;
+ unsigned char project : 2;
+ bool centroid : 1;
+ };
+
+ union
+ {
+ struct
+ {
+ Interpolant color[2];
+ Interpolant texture[8];
+ };
+
+ Interpolant interpolant[10];
+ };
+
+ Interpolant fog;
+ };
+
+ struct State : States
+ {
+ State();
+
+ bool operator==(const State &state) const;
+
+ int colorWriteActive(int index) const
+ {
+ return (colorWriteMask >> (index * 4)) & 0xF;
+ }
+
+ bool alphaTestActive() const
+ {
+ return alphaCompareMode != ALPHA_ALWAYS;
+ }
+
+ bool pixelFogActive() const
+ {
+ return pixelFogMode != FOG_NONE;
+ }
+
+ unsigned int hash;
+ };
+
+ struct Stencil
+ {
+ int64_t testMaskQ;
+ int64_t referenceMaskedQ;
+ int64_t referenceMaskedSignedQ;
+ int64_t writeMaskQ;
+ int64_t invWriteMaskQ;
+ int64_t referenceQ;
+
+ void set(int reference, int testMask, int writeMask)
+ {
+ referenceQ = replicate(reference);
+ testMaskQ = replicate(testMask);
+ writeMaskQ = replicate(writeMask);
+ invWriteMaskQ = ~writeMaskQ;
+ referenceMaskedQ = referenceQ & testMaskQ;
+ referenceMaskedSignedQ = replicate((reference + 0x80) & 0xFF & testMask);
+ }
+
+ static int64_t replicate(int b)
+ {
+ int64_t w = b & 0xFF;
+
+ return (w << 0) | (w << 8) | (w << 16) | (w << 24) | (w << 32) | (w << 40) | (w << 48) | (w << 56);
+ }
+ };
+
+ struct Fog
+ {
+ float4 scale;
+ float4 offset;
+ word4 color4[3];
+ float4 colorF[3];
+ float4 densityE;
+ float4 density2E;
+ };
+
+ struct Factor
+ {
+ word4 textureFactor4[4];
+
+ word4 alphaReference4;
+
+ word4 blendConstant4W[4];
+ float4 blendConstant4F[4];
+ word4 invBlendConstant4W[4];
+ float4 invBlendConstant4F[4];
+ };
+
+ public:
+ typedef void (*RoutinePointer)(const Primitive *primitive, int count, int thread, DrawData *draw);
+
+ PixelProcessor(Context *context);
+
+ virtual ~PixelProcessor();
+
+ virtual void setFloatConstant(unsigned int index, const float value[4]);
+ virtual void setIntegerConstant(unsigned int index, const int value[4]);
+ virtual void setBooleanConstant(unsigned int index, int boolean);
+
+ virtual void setUniformBuffer(int index, sw::Resource* buffer, int offset);
+ virtual void lockUniformBuffers(byte** u, sw::Resource* uniformBuffers[]);
+
+ virtual void setRenderTarget(int index, Surface *renderTarget);
+ virtual void setDepthBuffer(Surface *depthBuffer);
+ virtual void setStencilBuffer(Surface *stencilBuffer);
+
+ virtual void setTexCoordIndex(unsigned int stage, int texCoordIndex);
+ virtual void setStageOperation(unsigned int stage, TextureStage::StageOperation stageOperation);
+ virtual void setFirstArgument(unsigned int stage, TextureStage::SourceArgument firstArgument);
+ virtual void setSecondArgument(unsigned int stage, TextureStage::SourceArgument secondArgument);
+ virtual void setThirdArgument(unsigned int stage, TextureStage::SourceArgument thirdArgument);
+ virtual void setStageOperationAlpha(unsigned int stage, TextureStage::StageOperation stageOperationAlpha);
+ virtual void setFirstArgumentAlpha(unsigned int stage, TextureStage::SourceArgument firstArgumentAlpha);
+ virtual void setSecondArgumentAlpha(unsigned int stage, TextureStage::SourceArgument secondArgumentAlpha);
+ virtual void setThirdArgumentAlpha(unsigned int stage, TextureStage::SourceArgument thirdArgumentAlpha);
+ virtual void setFirstModifier(unsigned int stage, TextureStage::ArgumentModifier firstModifier);
+ virtual void setSecondModifier(unsigned int stage, TextureStage::ArgumentModifier secondModifier);
+ virtual void setThirdModifier(unsigned int stage, TextureStage::ArgumentModifier thirdModifier);
+ virtual void setFirstModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier firstModifierAlpha);
+ virtual void setSecondModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier secondModifierAlpha);
+ virtual void setThirdModifierAlpha(unsigned int stage, TextureStage::ArgumentModifier thirdModifierAlpha);
+ virtual void setDestinationArgument(unsigned int stage, TextureStage::DestinationArgument destinationArgument);
+ virtual void setConstantColor(unsigned int stage, const Color<float> &constantColor);
+ virtual void setBumpmapMatrix(unsigned int stage, int element, float value);
+ virtual void setLuminanceScale(unsigned int stage, float value);
+ virtual void setLuminanceOffset(unsigned int stage, float value);
+
+ virtual void setTextureFilter(unsigned int sampler, FilterType textureFilter);
+ virtual void setMipmapFilter(unsigned int sampler, MipmapType mipmapFilter);
+ virtual void setGatherEnable(unsigned int sampler, bool enable);
+ virtual void setAddressingModeU(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setAddressingModeV(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setAddressingModeW(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setReadSRGB(unsigned int sampler, bool sRGB);
+ virtual void setMipmapLOD(unsigned int sampler, float bias);
+ virtual void setBorderColor(unsigned int sampler, const Color<float> &borderColor);
+ virtual void setMaxAnisotropy(unsigned int sampler, float maxAnisotropy);
+ virtual void setSwizzleR(unsigned int sampler, SwizzleType swizzleR);
+ virtual void setSwizzleG(unsigned int sampler, SwizzleType swizzleG);
+ virtual void setSwizzleB(unsigned int sampler, SwizzleType swizzleB);
+ virtual void setSwizzleA(unsigned int sampler, SwizzleType swizzleA);
+
+ virtual void setWriteSRGB(bool sRGB);
+ virtual void setDepthBufferEnable(bool depthBufferEnable);
+ virtual void setDepthCompare(DepthCompareMode depthCompareMode);
+ virtual void setAlphaCompare(AlphaCompareMode alphaCompareMode);
+ virtual void setDepthWriteEnable(bool depthWriteEnable);
+ virtual void setAlphaTestEnable(bool alphaTestEnable);
+ virtual void setCullMode(CullMode cullMode);
+ virtual void setColorWriteMask(int index, int rgbaMask);
+
+ virtual void setColorLogicOpEnabled(bool colorLogicOpEnabled);
+ virtual void setLogicalOperation(LogicalOperation logicalOperation);
+
+ virtual void setStencilEnable(bool stencilEnable);
+ virtual void setStencilCompare(StencilCompareMode stencilCompareMode);
+ virtual void setStencilReference(int stencilReference);
+ virtual void setStencilMask(int stencilMask);
+ virtual void setStencilFailOperation(StencilOperation stencilFailOperation);
+ virtual void setStencilPassOperation(StencilOperation stencilPassOperation);
+ virtual void setStencilZFailOperation(StencilOperation stencilZFailOperation);
+ virtual void setStencilWriteMask(int stencilWriteMask);
+ virtual void setTwoSidedStencil(bool enable);
+ virtual void setStencilCompareCCW(StencilCompareMode stencilCompareMode);
+ virtual void setStencilReferenceCCW(int stencilReference);
+ virtual void setStencilMaskCCW(int stencilMask);
+ virtual void setStencilFailOperationCCW(StencilOperation stencilFailOperation);
+ virtual void setStencilPassOperationCCW(StencilOperation stencilPassOperation);
+ virtual void setStencilZFailOperationCCW(StencilOperation stencilZFailOperation);
+ virtual void setStencilWriteMaskCCW(int stencilWriteMask);
+
+ virtual void setTextureFactor(const Color<float> &textureFactor);
+ virtual void setBlendConstant(const Color<float> &blendConstant);
+
+ virtual void setFillMode(FillMode fillMode);
+ virtual void setShadingMode(ShadingMode shadingMode);
+
+ virtual void setAlphaBlendEnable(bool alphaBlendEnable);
+ virtual void setSourceBlendFactor(BlendFactor sourceBlendFactor);
+ virtual void setDestBlendFactor(BlendFactor destBlendFactor);
+ virtual void setBlendOperation(BlendOperation blendOperation);
+
+ virtual void setSeparateAlphaBlendEnable(bool separateAlphaBlendEnable);
+ virtual void setSourceBlendFactorAlpha(BlendFactor sourceBlendFactorAlpha);
+ virtual void setDestBlendFactorAlpha(BlendFactor destBlendFactorAlpha);
+ virtual void setBlendOperationAlpha(BlendOperation blendOperationAlpha);
+
+ virtual void setAlphaReference(float alphaReference);
+
+ virtual void setGlobalMipmapBias(float bias);
+
+ virtual void setFogStart(float start);
+ virtual void setFogEnd(float end);
+ virtual void setFogColor(Color<float> fogColor);
+ virtual void setFogDensity(float fogDensity);
+ virtual void setPixelFogMode(FogMode fogMode);
+
+ virtual void setPerspectiveCorrection(bool perspectiveCorrection);
+
+ virtual void setOcclusionEnabled(bool enable);
+
+ protected:
+ const State update() const;
+ Routine *routine(const State &state);
+ void setRoutineCacheSize(int routineCacheSize);
+
+ // Shader constants
+ word4 cW[8][4];
+ float4 c[FRAGMENT_UNIFORM_VECTORS];
+ int4 i[16];
+ bool b[16];
+
+ // Other semi-constants
+ Stencil stencil;
+ Stencil stencilCCW;
+ Fog fog;
+ Factor factor;
+
+ private:
+ struct UniformBufferInfo
+ {
+ UniformBufferInfo();
+
+ Resource* buffer;
+ int offset;
+ };
+ UniformBufferInfo uniformBufferInfo[MAX_UNIFORM_BUFFER_BINDINGS];
+
+ void setFogRanges(float start, float end);
+
+ Context *const context;
+
+ RoutineCache<State> *routineCache;
+ };
+}
+
+#endif // sw_PixelProcessor_hpp
diff --git a/src/Renderer/Plane.cpp b/src/Renderer/Plane.cpp
index ab9ea77..095b7f2 100644
--- a/src/Renderer/Plane.cpp
+++ b/src/Renderer/Plane.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Plane.hpp"
diff --git a/src/Renderer/Plane.hpp b/src/Renderer/Plane.hpp
index f831339..962b9ae 100644
--- a/src/Renderer/Plane.hpp
+++ b/src/Renderer/Plane.hpp
@@ -1,37 +1,40 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef Plane_hpp
-#define Plane_hpp
-
-#include "Vector.hpp"
-
-namespace sw
-{
- struct Matrix;
-
- struct Plane
- {
- float A;
- float B;
- float C;
- float D;
-
- Plane();
- Plane(float A, float B, float C, float D); // Plane equation
- Plane(const float ABCD[4]);
-
- friend Plane operator*(const Plane &p, const Matrix &A); // Transform plane by matrix (post-multiply)
- friend Plane operator*(const Matrix &A, const Plane &p); // Transform plane by matrix (pre-multiply)
- };
-}
-
-#endif // Plane_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef Plane_hpp
+#define Plane_hpp
+
+#include "Vector.hpp"
+
+namespace sw
+{
+ struct Matrix;
+
+ struct Plane
+ {
+ float A;
+ float B;
+ float C;
+ float D;
+
+ Plane();
+ Plane(float A, float B, float C, float D); // Plane equation
+ Plane(const float ABCD[4]);
+
+ friend Plane operator*(const Plane &p, const Matrix &A); // Transform plane by matrix (post-multiply)
+ friend Plane operator*(const Matrix &A, const Plane &p); // Transform plane by matrix (pre-multiply)
+ };
+}
+
+#endif // Plane_hpp
diff --git a/src/Renderer/Point.cpp b/src/Renderer/Point.cpp
index 93355f1..e7e33dd 100644
--- a/src/Renderer/Point.cpp
+++ b/src/Renderer/Point.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Point.hpp"
diff --git a/src/Renderer/Point.hpp b/src/Renderer/Point.hpp
index 7b50f58..85198c5 100644
--- a/src/Renderer/Point.hpp
+++ b/src/Renderer/Point.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef Point_hpp
#define Point_hpp
@@ -32,7 +35,7 @@
float p[3];
struct
- {
+ {
float x;
float y;
float z;
diff --git a/src/Renderer/Polygon.hpp b/src/Renderer/Polygon.hpp
index db41627..0b94132 100644
--- a/src/Renderer/Polygon.hpp
+++ b/src/Renderer/Polygon.hpp
@@ -1,51 +1,54 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Polygon_hpp
-#define sw_Polygon_hpp
-
-#include "Vertex.hpp"
-
-namespace sw
-{
- struct Polygon
- {
- Polygon(const float4 *P0, const float4 *P1, const float4 *P2)
- {
- P[0][0] = P0;
- P[0][1] = P1;
- P[0][2] = P2;
-
- n = 3;
- i = 0;
- }
-
- Polygon(const float4 *P, int n)
- {
- for(int i = 0; i < n; i++)
- {
- this->P[0][i] = &P[i];
- }
-
- this->n = n;
- this->i = 0;
- }
-
- float4 B[16]; // Buffer for clipped vertices
- const float4 *P[16][16]; // Pointers to clipped polygon's vertices
-
- int i;
- int b;
- int n;
- };
-}
-
-#endif // sw_Polygon_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Polygon_hpp
+#define sw_Polygon_hpp
+
+#include "Vertex.hpp"
+
+namespace sw
+{
+ struct Polygon
+ {
+ Polygon(const float4 *P0, const float4 *P1, const float4 *P2)
+ {
+ P[0][0] = P0;
+ P[0][1] = P1;
+ P[0][2] = P2;
+
+ n = 3;
+ i = 0;
+ }
+
+ Polygon(const float4 *P, int n)
+ {
+ for(int i = 0; i < n; i++)
+ {
+ this->P[0][i] = &P[i];
+ }
+
+ this->n = n;
+ this->i = 0;
+ }
+
+ float4 B[16]; // Buffer for clipped vertices
+ const float4 *P[16][16]; // Pointers to clipped polygon's vertices
+
+ int i;
+ int b;
+ int n;
+ };
+}
+
+#endif // sw_Polygon_hpp
diff --git a/src/Renderer/Primitive.hpp b/src/Renderer/Primitive.hpp
index ac37814..83e3a77 100644
--- a/src/Renderer/Primitive.hpp
+++ b/src/Renderer/Primitive.hpp
@@ -1,76 +1,79 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Primitive_hpp
-#define sw_Primitive_hpp
-
-#include "Vertex.hpp"
-#include "Config.hpp"
-
-namespace sw
-{
- struct Triangle
- {
- Vertex v0;
- Vertex v1;
- Vertex v2;
- };
-
- struct PlaneEquation // z = A * x + B * y + C
- {
- float4 A;
- float4 B;
- float4 C;
- };
-
- struct Primitive
- {
- int yMin;
- int yMax;
-
- float4 xQuad;
- float4 yQuad;
-
- PlaneEquation z;
- PlaneEquation w;
-
- union
- {
- struct
- {
- PlaneEquation C[2][4];
- PlaneEquation T[8][4];
- };
-
- PlaneEquation V[10][4];
- };
-
- PlaneEquation f;
-
- float area;
-
- // Masks for two-sided stencil
- int64_t clockwiseMask;
- int64_t invClockwiseMask;
-
- struct Span
- {
- unsigned short left;
- unsigned short right;
- };
-
- Span outlineUnderflow;
- Span outline[OUTLINE_RESOLUTION];
- Span outlineOverflow;
- };
-}
-
-#endif // sw_Primitive_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Primitive_hpp
+#define sw_Primitive_hpp
+
+#include "Vertex.hpp"
+#include "Config.hpp"
+
+namespace sw
+{
+ struct Triangle
+ {
+ Vertex v0;
+ Vertex v1;
+ Vertex v2;
+ };
+
+ struct PlaneEquation // z = A * x + B * y + C
+ {
+ float4 A;
+ float4 B;
+ float4 C;
+ };
+
+ struct Primitive
+ {
+ int yMin;
+ int yMax;
+
+ float4 xQuad;
+ float4 yQuad;
+
+ PlaneEquation z;
+ PlaneEquation w;
+
+ union
+ {
+ struct
+ {
+ PlaneEquation C[2][4];
+ PlaneEquation T[8][4];
+ };
+
+ PlaneEquation V[10][4];
+ };
+
+ PlaneEquation f;
+
+ float area;
+
+ // Masks for two-sided stencil
+ int64_t clockwiseMask;
+ int64_t invClockwiseMask;
+
+ struct Span
+ {
+ unsigned short left;
+ unsigned short right;
+ };
+
+ Span outlineUnderflow;
+ Span outline[OUTLINE_RESOLUTION];
+ Span outlineOverflow;
+ };
+}
+
+#endif // sw_Primitive_hpp
diff --git a/src/Renderer/QuadRasterizer.cpp b/src/Renderer/QuadRasterizer.cpp
index 6e390b0..5bc500f 100644
--- a/src/Renderer/QuadRasterizer.cpp
+++ b/src/Renderer/QuadRasterizer.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "QuadRasterizer.hpp"
diff --git a/src/Renderer/QuadRasterizer.hpp b/src/Renderer/QuadRasterizer.hpp
index 7d307a4..51d578d 100644
--- a/src/Renderer/QuadRasterizer.hpp
+++ b/src/Renderer/QuadRasterizer.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_QuadRasterizer_hpp
#define sw_QuadRasterizer_hpp
diff --git a/src/Renderer/Rasterizer.hpp b/src/Renderer/Rasterizer.hpp
index 7e3a857..3c746c8 100644
--- a/src/Renderer/Rasterizer.hpp
+++ b/src/Renderer/Rasterizer.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_Rasterizer_hpp
#define sw_Rasterizer_hpp
diff --git a/src/Renderer/Renderer.cpp b/src/Renderer/Renderer.cpp
index a77ec3b..40d9de6 100644
--- a/src/Renderer/Renderer.cpp
+++ b/src/Renderer/Renderer.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Renderer.hpp"
@@ -834,7 +837,7 @@
case Task::PRIMITIVES:
{
int unit = task[threadIndex].primitiveUnit;
-
+
int input = primitiveProgress[unit].firstPrimitive;
int count = primitiveProgress[unit].primitiveCount;
DrawCall *draw = drawList[primitiveProgress[unit].drawCall % DRAW_COUNT];
@@ -1434,7 +1437,7 @@
}
}
break;
- case DRAW_QUADLIST:
+ case DRAW_QUADLIST:
{
unsigned int index = 4 * start / 2;
@@ -1444,7 +1447,7 @@
batch[i+0][1] = index + 1;
batch[i+0][2] = index + 2;
- batch[i+1][0] = index + 0;
+ batch[i+1][0] = index + 0;
batch[i+1][1] = index + 2;
batch[i+1][2] = index + 3;
@@ -1457,11 +1460,11 @@
return;
}
- task->vertexStart = start * 3;
- task->vertexCount = triangleCount * 3;
- // Note: Quads aren't handled for verticesPerPrimitive, but verticesPerPrimitive is used for transform feedback,
- // which is an OpenGL ES 3.0 feature, and OpenGL ES 3.0 doesn't support quads as a primitive type.
- DrawType type = static_cast<DrawType>(static_cast<unsigned int>(draw->drawType) & 0xF);
+ task->vertexStart = start * 3;
+ task->vertexCount = triangleCount * 3;
+ // Note: Quads aren't handled for verticesPerPrimitive, but verticesPerPrimitive is used for transform feedback,
+ // which is an OpenGL ES 3.0 feature, and OpenGL ES 3.0 doesn't support quads as a primitive type.
+ DrawType type = static_cast<DrawType>(static_cast<unsigned int>(draw->drawType) & 0xF);
task->verticesPerPrimitive = 1 + (type >= DRAW_LINELIST) + (type >= DRAW_TRIANGLELIST);
vertexRoutine(&triangle->v0, (unsigned int*)&batch, task, data);
}
@@ -1944,12 +1947,12 @@
unsigned int Renderer::computeClipFlags(const float4 &v, const DrawData &data)
{
return ((v.x > v.w) << 0) |
- ((v.y > v.w) << 1) |
- ((v.z > v.w) << 2) |
- ((v.x < -v.w) << 3) |
+ ((v.y > v.w) << 1) |
+ ((v.z > v.w) << 2) |
+ ((v.x < -v.w) << 3) |
((v.y < -v.w) << 4) |
- ((v.z < 0) << 5) |
- Clipper::CLIP_FINITE; // FIXME: xyz finite
+ ((v.z < 0) << 5) |
+ Clipper::CLIP_FINITE; // FIXME: xyz finite
}
void Renderer::initializeThreads()
diff --git a/src/Renderer/Renderer.hpp b/src/Renderer/Renderer.hpp
index e0b9141..4b3abbe 100644
--- a/src/Renderer/Renderer.hpp
+++ b/src/Renderer/Renderer.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_Renderer_hpp
#define sw_Renderer_hpp
diff --git a/src/Renderer/RoutineCache.hpp b/src/Renderer/RoutineCache.hpp
index 5e421e8..8965a1c 100644
--- a/src/Renderer/RoutineCache.hpp
+++ b/src/Renderer/RoutineCache.hpp
@@ -1,172 +1,175 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_RoutineCache_hpp
-#define sw_RoutineCache_hpp
-
-#include "LRUCache.hpp"
-
-#include "Reactor/Reactor.hpp"
-
-namespace sw
-{
- template<class State>
- class RoutineCache : public LRUCache<State, Routine>
- {
- public:
- RoutineCache(int n, const char *precache = 0);
- ~RoutineCache();
-
- private:
- const char *precache;
- #if defined(_WIN32)
- HMODULE precacheDLL;
- #endif
- };
-}
-
-#if defined(_WIN32)
- #include "Shader/Constants.hpp"
- #include "Reactor/DLL.hpp"
-#endif
-
-namespace sw
-{
- template<class State>
- RoutineCache<State>::RoutineCache(int n, const char *precache) : LRUCache<State, Routine>(n), precache(precache)
- {
- #if defined(_WIN32)
- precacheDLL = 0;
-
- if(precache)
- {
- char dllName[1024]; sprintf(dllName, "%s.dll", precache);
- char dirName[1024]; sprintf(dirName, "%s.dir", precache);
-
- precacheDLL = LoadLibrary(dllName);
- FILE *dir = fopen(dirName, "rb");
- int ordinal = 1;
-
- while(precacheDLL && dir)
- {
- State state;
- int offset;
- int size;
-
- size_t bytes = fread(&state, 1, sizeof(State), dir);
- bytes += fread(&offset, 1, sizeof(offset), dir);
- bytes += fread(&size, 1, sizeof(size), dir);
-
- if(bytes != sizeof(State) + sizeof(offset) + sizeof(size))
- {
- break;
- }
-
- void (*routine)(void) = (void(*)(void))GetProcAddress(precacheDLL, (char*)ordinal);
- ordinal++;
-
- if(routine)
- {
- add(state, new Routine(routine, size, offset));
- }
- }
-
- if(dir)
- {
- fclose(dir);
- }
- }
- #endif
- }
-
- template<class State>
- RoutineCache<State>::~RoutineCache()
- {
- #if defined(_WIN32)
- char dllName[1024]; sprintf(dllName, "%s.dll", precache);
- char dirName[1024]; sprintf(dirName, "%s.dir", precache);
-
- if(precache)
- {
- DLL dll(dllName, &constants, sizeof(Constants));
- FILE *dir = fopen(dirName, "wb");
-
- for(int i = 0; i < getSize(); i++)
- {
- State &state = getKey(i);
- Routine *routine = query(state);
-
- if(routine)
- {
- unsigned char *buffer = (unsigned char*)routine->getBuffer();
- unsigned char *entry = (unsigned char*)routine->getEntry();
- int size = routine->getBufferSize();
- int codeSize = routine->getCodeSize();
-
- #ifndef _M_AMD64
- for(int j = 1; j < codeSize - 4; j++)
- {
- unsigned char modRM_SIB = entry[j - 1];
- unsigned int address = *(unsigned int*)&entry[j];
-
- if((modRM_SIB & 0x05) == 0x05 && (address % 4) == 0)
- {
- if(address >= (unsigned int)buffer && address < (unsigned int)entry) // Constant stored above the function entry
- {
- dll.addRelocation(buffer, &entry[j], true);
-
- j += 4;
- }
- }
- }
- #else
- for(int j = 1; j < codeSize - 4; j++)
- {
- unsigned char modRM_SIB = entry[j - 1];
- uint64_t address = *(uint64_t*)&entry[j];
-
- // if((modRM_SIB & 0x05) == 0x05 && (address % 4) == 0)
- {
- if(address >= (uint64_t)buffer && address < (uint64_t)entry) // Constant stored above the function entry
- {
- dll.addRelocation(buffer, &entry[j], true);
-
- j += 4;
- }
- }
- }
- #endif
-
- dll.addFunction(buffer, entry, size);
- fwrite(&state, 1, sizeof(State), dir);
- int offset = (int)(entry - buffer);
- fwrite(&offset, 1, sizeof(offset), dir);
- fwrite(&size, 1, sizeof(size), dir);
- }
- }
-
- FreeLibrary(precacheDLL);
-
- dll.emit();
- fclose(dir);
- }
- else
- {
- FreeLibrary(precacheDLL);
-
- remove(dllName);
- remove(dirName);
- }
- #endif
- }
-}
-
-#endif // sw_RoutineCache_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_RoutineCache_hpp
+#define sw_RoutineCache_hpp
+
+#include "LRUCache.hpp"
+
+#include "Reactor/Reactor.hpp"
+
+namespace sw
+{
+ template<class State>
+ class RoutineCache : public LRUCache<State, Routine>
+ {
+ public:
+ RoutineCache(int n, const char *precache = 0);
+ ~RoutineCache();
+
+ private:
+ const char *precache;
+ #if defined(_WIN32)
+ HMODULE precacheDLL;
+ #endif
+ };
+}
+
+#if defined(_WIN32)
+ #include "Shader/Constants.hpp"
+ #include "Reactor/DLL.hpp"
+#endif
+
+namespace sw
+{
+ template<class State>
+ RoutineCache<State>::RoutineCache(int n, const char *precache) : LRUCache<State, Routine>(n), precache(precache)
+ {
+ #if defined(_WIN32)
+ precacheDLL = 0;
+
+ if(precache)
+ {
+ char dllName[1024]; sprintf(dllName, "%s.dll", precache);
+ char dirName[1024]; sprintf(dirName, "%s.dir", precache);
+
+ precacheDLL = LoadLibrary(dllName);
+ FILE *dir = fopen(dirName, "rb");
+ int ordinal = 1;
+
+ while(precacheDLL && dir)
+ {
+ State state;
+ int offset;
+ int size;
+
+ size_t bytes = fread(&state, 1, sizeof(State), dir);
+ bytes += fread(&offset, 1, sizeof(offset), dir);
+ bytes += fread(&size, 1, sizeof(size), dir);
+
+ if(bytes != sizeof(State) + sizeof(offset) + sizeof(size))
+ {
+ break;
+ }
+
+ void (*routine)(void) = (void(*)(void))GetProcAddress(precacheDLL, (char*)ordinal);
+ ordinal++;
+
+ if(routine)
+ {
+ add(state, new Routine(routine, size, offset));
+ }
+ }
+
+ if(dir)
+ {
+ fclose(dir);
+ }
+ }
+ #endif
+ }
+
+ template<class State>
+ RoutineCache<State>::~RoutineCache()
+ {
+ #if defined(_WIN32)
+ char dllName[1024]; sprintf(dllName, "%s.dll", precache);
+ char dirName[1024]; sprintf(dirName, "%s.dir", precache);
+
+ if(precache)
+ {
+ DLL dll(dllName, &constants, sizeof(Constants));
+ FILE *dir = fopen(dirName, "wb");
+
+ for(int i = 0; i < getSize(); i++)
+ {
+ State &state = getKey(i);
+ Routine *routine = query(state);
+
+ if(routine)
+ {
+ unsigned char *buffer = (unsigned char*)routine->getBuffer();
+ unsigned char *entry = (unsigned char*)routine->getEntry();
+ int size = routine->getBufferSize();
+ int codeSize = routine->getCodeSize();
+
+ #ifndef _M_AMD64
+ for(int j = 1; j < codeSize - 4; j++)
+ {
+ unsigned char modRM_SIB = entry[j - 1];
+ unsigned int address = *(unsigned int*)&entry[j];
+
+ if((modRM_SIB & 0x05) == 0x05 && (address % 4) == 0)
+ {
+ if(address >= (unsigned int)buffer && address < (unsigned int)entry) // Constant stored above the function entry
+ {
+ dll.addRelocation(buffer, &entry[j], true);
+
+ j += 4;
+ }
+ }
+ }
+ #else
+ for(int j = 1; j < codeSize - 4; j++)
+ {
+ unsigned char modRM_SIB = entry[j - 1];
+ uint64_t address = *(uint64_t*)&entry[j];
+
+ // if((modRM_SIB & 0x05) == 0x05 && (address % 4) == 0)
+ {
+ if(address >= (uint64_t)buffer && address < (uint64_t)entry) // Constant stored above the function entry
+ {
+ dll.addRelocation(buffer, &entry[j], true);
+
+ j += 4;
+ }
+ }
+ }
+ #endif
+
+ dll.addFunction(buffer, entry, size);
+ fwrite(&state, 1, sizeof(State), dir);
+ int offset = (int)(entry - buffer);
+ fwrite(&offset, 1, sizeof(offset), dir);
+ fwrite(&size, 1, sizeof(size), dir);
+ }
+ }
+
+ FreeLibrary(precacheDLL);
+
+ dll.emit();
+ fclose(dir);
+ }
+ else
+ {
+ FreeLibrary(precacheDLL);
+
+ remove(dllName);
+ remove(dirName);
+ }
+ #endif
+ }
+}
+
+#endif // sw_RoutineCache_hpp
diff --git a/src/Renderer/Sampler.cpp b/src/Renderer/Sampler.cpp
index f446467..7518715 100644
--- a/src/Renderer/Sampler.cpp
+++ b/src/Renderer/Sampler.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Sampler.hpp"
@@ -227,7 +230,7 @@
unsigned int YStride = pitchP;
unsigned int YSize = YStride * height;
unsigned int CStride = align(YStride / 2, 16);
- unsigned int CSize = CStride * height / 2;
+ unsigned int CSize = CStride * height / 2;
mipmap.buffer[1] = (byte*)mipmap.buffer[0] + YSize;
mipmap.buffer[2] = (byte*)mipmap.buffer[1] + CSize;
@@ -357,8 +360,8 @@
{
return Surface::isUnsignedComponent(internalTextureFormat, 0) &&
Surface::isUnsignedComponent(internalTextureFormat, 1) &&
- Surface::isUnsignedComponent(internalTextureFormat, 2) &&
- Surface::isUnsignedComponent(internalTextureFormat, 3);
+ Surface::isUnsignedComponent(internalTextureFormat, 2) &&
+ Surface::isUnsignedComponent(internalTextureFormat, 3);
}
bool Sampler::hasCubeTexture() const
diff --git a/src/Renderer/Sampler.hpp b/src/Renderer/Sampler.hpp
index 9580f09..edaa8e1 100644
--- a/src/Renderer/Sampler.hpp
+++ b/src/Renderer/Sampler.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_Sampler_hpp
#define sw_Sampler_hpp
diff --git a/src/Renderer/SetupProcessor.cpp b/src/Renderer/SetupProcessor.cpp
index 6d4d7cb..1bedf79 100644
--- a/src/Renderer/SetupProcessor.cpp
+++ b/src/Renderer/SetupProcessor.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "SetupProcessor.hpp"
diff --git a/src/Renderer/SetupProcessor.hpp b/src/Renderer/SetupProcessor.hpp
index 02133f0..06e4ce9 100644
--- a/src/Renderer/SetupProcessor.hpp
+++ b/src/Renderer/SetupProcessor.hpp
@@ -1,106 +1,109 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_SetupProcessor_hpp
-#define sw_SetupProcessor_hpp
-
-#include "Context.hpp"
-#include "RoutineCache.hpp"
-#include "Shader/VertexShader.hpp"
-#include "Shader/PixelShader.hpp"
-#include "Common/Types.hpp"
-
-namespace sw
-{
- struct Primitive;
- struct Triangle;
- struct Polygon;
- struct Vertex;
- struct DrawCall;
- struct DrawData;
-
- class SetupProcessor
- {
- public:
- struct States
- {
- unsigned int computeHash();
-
- bool isDrawPoint : 1;
- bool isDrawLine : 1;
- bool isDrawTriangle : 1;
- bool isDrawSolidTriangle : 1;
- bool interpolateZ : 1;
- bool interpolateW : 1;
- bool perspective : 1;
- bool pointSprite : 1;
- unsigned int positionRegister : 4;
- unsigned int pointSizeRegister : 4;
- CullMode cullMode : BITS(CULL_LAST);
- bool twoSidedStencil : 1;
- bool slopeDepthBias : 1;
- bool vFace : 1;
- unsigned int multiSample : 3; // 1, 2 or 4
- bool rasterizerDiscard : 1;
-
- struct Gradient
- {
- unsigned char attribute : BITS(Unused);
- bool flat : 1;
- bool wrap : 1;
- };
-
- union
- {
- struct
- {
- Gradient color[2][4];
- Gradient texture[8][4];
- };
-
- Gradient gradient[10][4];
- };
-
- Gradient fog;
- };
-
- struct State : States
- {
- State(int i = 0);
-
- bool operator==(const State &states) const;
-
- unsigned int hash;
- };
-
- typedef bool (*RoutinePointer)(Primitive *primitive, const Triangle *triangle, const Polygon *polygon, const DrawData *draw);
-
- SetupProcessor(Context *context);
-
- ~SetupProcessor();
-
- protected:
- State update() const;
- Routine *routine(const State &state);
-
- void setRoutineCacheSize(int cacheSize);
-
- float depthBias;
- float slopeDepthBias;
-
- private:
- Context *const context;
-
- RoutineCache<State> *routineCache;
- };
-}
-
-#endif // sw_SetupProcessor_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_SetupProcessor_hpp
+#define sw_SetupProcessor_hpp
+
+#include "Context.hpp"
+#include "RoutineCache.hpp"
+#include "Shader/VertexShader.hpp"
+#include "Shader/PixelShader.hpp"
+#include "Common/Types.hpp"
+
+namespace sw
+{
+ struct Primitive;
+ struct Triangle;
+ struct Polygon;
+ struct Vertex;
+ struct DrawCall;
+ struct DrawData;
+
+ class SetupProcessor
+ {
+ public:
+ struct States
+ {
+ unsigned int computeHash();
+
+ bool isDrawPoint : 1;
+ bool isDrawLine : 1;
+ bool isDrawTriangle : 1;
+ bool isDrawSolidTriangle : 1;
+ bool interpolateZ : 1;
+ bool interpolateW : 1;
+ bool perspective : 1;
+ bool pointSprite : 1;
+ unsigned int positionRegister : 4;
+ unsigned int pointSizeRegister : 4;
+ CullMode cullMode : BITS(CULL_LAST);
+ bool twoSidedStencil : 1;
+ bool slopeDepthBias : 1;
+ bool vFace : 1;
+ unsigned int multiSample : 3; // 1, 2 or 4
+ bool rasterizerDiscard : 1;
+
+ struct Gradient
+ {
+ unsigned char attribute : BITS(Unused);
+ bool flat : 1;
+ bool wrap : 1;
+ };
+
+ union
+ {
+ struct
+ {
+ Gradient color[2][4];
+ Gradient texture[8][4];
+ };
+
+ Gradient gradient[10][4];
+ };
+
+ Gradient fog;
+ };
+
+ struct State : States
+ {
+ State(int i = 0);
+
+ bool operator==(const State &states) const;
+
+ unsigned int hash;
+ };
+
+ typedef bool (*RoutinePointer)(Primitive *primitive, const Triangle *triangle, const Polygon *polygon, const DrawData *draw);
+
+ SetupProcessor(Context *context);
+
+ ~SetupProcessor();
+
+ protected:
+ State update() const;
+ Routine *routine(const State &state);
+
+ void setRoutineCacheSize(int cacheSize);
+
+ float depthBias;
+ float slopeDepthBias;
+
+ private:
+ Context *const context;
+
+ RoutineCache<State> *routineCache;
+ };
+}
+
+#endif // sw_SetupProcessor_hpp
diff --git a/src/Renderer/Stream.hpp b/src/Renderer/Stream.hpp
index a3555f4..9e06cf3 100644
--- a/src/Renderer/Stream.hpp
+++ b/src/Renderer/Stream.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef sw_Stream_hpp
#define sw_Stream_hpp
@@ -75,7 +78,7 @@
Stream &defaults()
{
static const float4 null = {0, 0, 0, 1};
-
+
resource = 0;
buffer = &null;
stride = 0;
diff --git a/src/Renderer/Surface.cpp b/src/Renderer/Surface.cpp
index d64e041..4d84cf0 100644
--- a/src/Renderer/Surface.cpp
+++ b/src/Renderer/Surface.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2013 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Surface.hpp"
@@ -2567,7 +2570,7 @@
unsigned int YStride = align(width, 16);
unsigned int YSize = YStride * height;
unsigned int CStride = align(YStride / 2, 16);
- unsigned int CSize = CStride * height / 2;
+ unsigned int CSize = CStride * height / 2;
return YSize + 2 * CSize;
}
diff --git a/src/Renderer/Surface.hpp b/src/Renderer/Surface.hpp
index e7764e8..cd89d74 100644
--- a/src/Renderer/Surface.hpp
+++ b/src/Renderer/Surface.hpp
@@ -1,599 +1,602 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2013 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Surface_hpp
-#define sw_Surface_hpp
-
-#include "Color.hpp"
-#include "Main/Config.hpp"
-#include "Common/Resource.hpp"
-
-namespace sw
-{
- class Resource;
-
- struct Rect
- {
- Rect() {}
- Rect(int x0i, int y0i, int x1i, int y1i) : x0(x0i), y0(y0i), x1(x1i), y1(y1i) {}
-
- void clip(int minX, int minY, int maxX, int maxY);
-
- int width() const { return x1 - x0; }
- int height() const { return y1 - y0; }
-
- int x0; // Inclusive
- int y0; // Inclusive
- int x1; // Exclusive
- int y1; // Exclusive
- };
-
- struct SliceRect : public Rect
- {
- SliceRect() : slice(0) {}
- SliceRect(const Rect& rect) : Rect(rect), slice(0) {}
- SliceRect(const Rect& rect, int s) : Rect(rect), slice(s) {}
- SliceRect(int x0, int y0, int x1, int y1, int s) : Rect(x0, y0, x1, y1), slice(s) {}
- int slice;
- };
-
- enum Format : unsigned char
- {
- FORMAT_NULL,
-
- FORMAT_A8,
- FORMAT_R8I,
- FORMAT_R8UI,
- FORMAT_R8I_SNORM,
- FORMAT_R8, // UI_SNORM
- FORMAT_R16I,
- FORMAT_R16UI,
- FORMAT_R32I,
- FORMAT_R32UI,
- FORMAT_R3G3B2,
- FORMAT_A8R3G3B2,
- FORMAT_X4R4G4B4,
- FORMAT_A4R4G4B4,
- FORMAT_R4G4B4A4,
- FORMAT_R5G6B5,
- FORMAT_R8G8B8,
- FORMAT_B8G8R8,
- FORMAT_X8R8G8B8,
- FORMAT_A8R8G8B8,
- FORMAT_X8B8G8R8I,
- FORMAT_X8B8G8R8UI,
- FORMAT_X8B8G8R8I_SNORM,
- FORMAT_X8B8G8R8, // UI_SNORM
- FORMAT_A8B8G8R8I,
- FORMAT_A8B8G8R8UI,
- FORMAT_A8B8G8R8I_SNORM,
- FORMAT_A8B8G8R8, // UI_SNORM
- FORMAT_SRGB8_X8,
- FORMAT_SRGB8_A8,
- FORMAT_X1R5G5B5,
- FORMAT_A1R5G5B5,
- FORMAT_R5G5B5A1,
- FORMAT_G8R8I,
- FORMAT_G8R8UI,
- FORMAT_G8R8I_SNORM,
- FORMAT_G8R8, // UI_SNORM
- FORMAT_G16R16, // D3D format
- FORMAT_G16R16I,
- FORMAT_G16R16UI,
- FORMAT_G32R32I,
- FORMAT_G32R32UI,
- FORMAT_A2R10G10B10,
- FORMAT_A2B10G10R10,
- FORMAT_A16B16G16R16, // D3D format
- FORMAT_X16B16G16R16I,
- FORMAT_X16B16G16R16UI,
- FORMAT_A16B16G16R16I,
- FORMAT_A16B16G16R16UI,
- FORMAT_X32B32G32R32I,
- FORMAT_X32B32G32R32UI,
- FORMAT_A32B32G32R32I,
- FORMAT_A32B32G32R32UI,
- // Paletted formats
- FORMAT_P8,
- FORMAT_A8P8,
- // Compressed formats
- FORMAT_DXT1,
- FORMAT_DXT3,
- FORMAT_DXT5,
- FORMAT_ATI1,
- FORMAT_ATI2,
- FORMAT_ETC1,
- FORMAT_R11_EAC,
- FORMAT_SIGNED_R11_EAC,
- FORMAT_RG11_EAC,
- FORMAT_SIGNED_RG11_EAC,
- FORMAT_RGB8_ETC2,
- FORMAT_SRGB8_ETC2,
- FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2,
- FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2,
- FORMAT_RGBA8_ETC2_EAC,
- FORMAT_SRGB8_ALPHA8_ETC2_EAC,
- FORMAT_RGBA_ASTC_4x4_KHR,
- FORMAT_RGBA_ASTC_5x4_KHR,
- FORMAT_RGBA_ASTC_5x5_KHR,
- FORMAT_RGBA_ASTC_6x5_KHR,
- FORMAT_RGBA_ASTC_6x6_KHR,
- FORMAT_RGBA_ASTC_8x5_KHR,
- FORMAT_RGBA_ASTC_8x6_KHR,
- FORMAT_RGBA_ASTC_8x8_KHR,
- FORMAT_RGBA_ASTC_10x5_KHR,
- FORMAT_RGBA_ASTC_10x6_KHR,
- FORMAT_RGBA_ASTC_10x8_KHR,
- FORMAT_RGBA_ASTC_10x10_KHR,
- FORMAT_RGBA_ASTC_12x10_KHR,
- FORMAT_RGBA_ASTC_12x12_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR,
- FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR,
- // Floating-point formats
- FORMAT_A16F,
- FORMAT_R16F,
- FORMAT_G16R16F,
- FORMAT_B16G16R16F,
- FORMAT_A16B16G16R16F,
- FORMAT_A32F,
- FORMAT_R32F,
- FORMAT_G32R32F,
- FORMAT_B32G32R32F,
- FORMAT_X32B32G32R32F,
- FORMAT_A32B32G32R32F,
- // Bump map formats
- FORMAT_V8U8,
- FORMAT_L6V5U5,
- FORMAT_Q8W8V8U8,
- FORMAT_X8L8V8U8,
- FORMAT_A2W10V10U10,
- FORMAT_V16U16,
- FORMAT_A16W16V16U16,
- FORMAT_Q16W16V16U16,
- // Luminance formats
- FORMAT_L8,
- FORMAT_A4L4,
- FORMAT_L16,
- FORMAT_A8L8,
- FORMAT_L16F,
- FORMAT_A16L16F,
- FORMAT_L32F,
- FORMAT_A32L32F,
- // Depth/stencil formats
- FORMAT_D16,
- FORMAT_D32,
- FORMAT_D24X8,
- FORMAT_D24S8,
- FORMAT_D24FS8,
- FORMAT_D32F, // Quad layout
- FORMAT_D32F_COMPLEMENTARY, // Quad layout, 1 - z
- FORMAT_D32F_LOCKABLE, // Linear layout
- FORMAT_D32FS8_TEXTURE, // Linear layout, no PCF
- FORMAT_D32FS8_SHADOW, // Linear layout, PCF
- FORMAT_DF24S8,
- FORMAT_DF16S8,
- FORMAT_INTZ,
- FORMAT_S8,
- // Quad layout framebuffer
- FORMAT_X8G8R8B8Q,
- FORMAT_A8G8R8B8Q,
- // YUV formats
- FORMAT_YV12_BT601,
- FORMAT_YV12_BT709,
- FORMAT_YV12_JFIF, // Full-swing BT.601
-
- FORMAT_LAST = FORMAT_YV12_JFIF
- };
-
- enum Lock
- {
- LOCK_UNLOCKED,
- LOCK_READONLY,
- LOCK_WRITEONLY,
- LOCK_READWRITE,
- LOCK_DISCARD
- };
-
- class Surface
- {
- private:
- struct Buffer
- {
- public:
- void write(int x, int y, int z, const Color<float> &color);
- void write(int x, int y, const Color<float> &color);
- void write(void *element, const Color<float> &color);
- Color<float> read(int x, int y, int z) const;
- Color<float> read(int x, int y) const;
- Color<float> read(void *element) const;
- Color<float> sample(float x, float y, float z) const;
- Color<float> sample(float x, float y) const;
-
- void *lockRect(int x, int y, int z, Lock lock);
- void unlockRect();
-
- void *buffer;
- int width;
- int height;
- int depth;
- int bytes;
- int pitchB;
- int pitchP;
- int sliceB;
- int sliceP;
- Format format;
- Lock lock;
-
- bool dirty;
- };
-
- public:
- Surface(int width, int height, int depth, Format format, void *pixels, int pitch, int slice);
- Surface(Resource *texture, int width, int height, int depth, Format format, bool lockable, bool renderTarget, int pitchP = 0);
-
- virtual ~Surface();
-
- inline void *lock(int x, int y, int z, Lock lock, Accessor client, bool internal = false);
- inline void unlock(bool internal = false);
- inline int getWidth() const;
- inline int getHeight() const;
- inline int getDepth() const;
- inline Format getFormat(bool internal = false) const;
- inline int getPitchB(bool internal = false) const;
- inline int getPitchP(bool internal = false) const;
- inline int getSliceB(bool internal = false) const;
- inline int getSliceP(bool internal = false) const;
-
- void *lockExternal(int x, int y, int z, Lock lock, Accessor client);
- void unlockExternal();
- inline Format getExternalFormat() const;
- inline int getExternalPitchB() const;
- inline int getExternalPitchP() const;
- inline int getExternalSliceB() const;
- inline int getExternalSliceP() const;
-
- virtual void *lockInternal(int x, int y, int z, Lock lock, Accessor client);
- virtual void unlockInternal();
- inline Format getInternalFormat() const;
- inline int getInternalPitchB() const;
- inline int getInternalPitchP() const;
- inline int getInternalSliceB() const;
- inline int getInternalSliceP() const;
-
- void *lockStencil(int front, Accessor client);
- void unlockStencil();
- inline int getStencilPitchB() const;
- inline int getStencilSliceB() const;
-
- inline int getMultiSampleCount() const;
- inline int getSuperSampleCount() const;
-
- bool isEntire(const SliceRect& rect) const;
- SliceRect getRect() const;
- void clearDepth(float depth, int x0, int y0, int width, int height);
- void clearStencil(unsigned char stencil, unsigned char mask, int x0, int y0, int width, int height);
- void fill(const Color<float> &color, int x0, int y0, int width, int height);
-
- Color<float> readExternal(int x, int y, int z) const;
- Color<float> readExternal(int x, int y) const;
- Color<float> sampleExternal(float x, float y, float z) const;
- Color<float> sampleExternal(float x, float y) const;
- void writeExternal(int x, int y, int z, const Color<float> &color);
- void writeExternal(int x, int y, const Color<float> &color);
-
- void copyInternal(const Surface* src, int x, int y, float srcX, float srcY, bool filter);
- void copyInternal(const Surface* src, int x, int y, int z, float srcX, float srcY, float srcZ, bool filter);
-
- bool hasStencil() const;
- bool hasDepth() const;
- bool hasPalette() const;
- bool isRenderTarget() const;
-
- bool hasDirtyMipmaps() const;
- void cleanMipmaps();
- inline bool isExternalDirty() const;
- Resource *getResource();
-
- static int bytes(Format format);
- static int pitchB(int width, Format format, bool target);
- static int pitchP(int width, Format format, bool target);
- static int sliceB(int width, int height, Format format, bool target);
- static int sliceP(int width, int height, Format format, bool target);
- static unsigned int size(int width, int height, int depth, Format format); // FIXME: slice * depth
-
- static bool isStencil(Format format);
- static bool isDepth(Format format);
- static bool isPalette(Format format);
-
- static bool isFloatFormat(Format format);
- static bool isUnsignedComponent(Format format, int component);
- static bool isSRGBreadable(Format format);
- static bool isSRGBwritable(Format format);
- static bool isCompressed(Format format);
- static bool isNonNormalizedInteger(Format format);
- static int componentCount(Format format);
-
- static void setTexturePalette(unsigned int *palette);
-
- protected:
- sw::Resource *resource;
-
- private:
- typedef unsigned char byte;
- typedef unsigned short word;
- typedef unsigned int dword;
- typedef uint64_t qword;
-
- #if S3TC_SUPPORT
- struct DXT1
- {
- word c0;
- word c1;
- dword lut;
- };
-
- struct DXT3
- {
- qword a;
-
- word c0;
- word c1;
- dword lut;
- };
-
- struct DXT5
- {
- union
- {
- struct
- {
- byte a0;
- byte a1;
- };
-
- qword alut; // Skip first 16 bit
- };
-
- word c0;
- word c1;
- dword clut;
- };
- #endif
-
- struct ATI2
- {
- union
- {
- struct
- {
- byte y0;
- byte y1;
- };
-
- qword ylut; // Skip first 16 bit
- };
-
- union
- {
- struct
- {
- byte x0;
- byte x1;
- };
-
- qword xlut; // Skip first 16 bit
- };
- };
-
- struct ATI1
- {
- union
- {
- struct
- {
- byte r0;
- byte r1;
- };
-
- qword rlut; // Skip first 16 bit
- };
- };
-
- static void decodeR8G8B8(Buffer &destination, const Buffer &source);
- static void decodeX1R5G5B5(Buffer &destination, const Buffer &source);
- static void decodeA1R5G5B5(Buffer &destination, const Buffer &source);
- static void decodeX4R4G4B4(Buffer &destination, const Buffer &source);
- static void decodeA4R4G4B4(Buffer &destination, const Buffer &source);
- static void decodeP8(Buffer &destination, const Buffer &source);
-
- #if S3TC_SUPPORT
- static void decodeDXT1(Buffer &internal, const Buffer &external);
- static void decodeDXT3(Buffer &internal, const Buffer &external);
- static void decodeDXT5(Buffer &internal, const Buffer &external);
- #endif
- static void decodeATI1(Buffer &internal, const Buffer &external);
- static void decodeATI2(Buffer &internal, const Buffer &external);
- static void decodeEAC(Buffer &internal, const Buffer &external, int nbChannels, bool isSigned);
- static void decodeETC2(Buffer &internal, const Buffer &external, int nbAlphaBits, bool isSRGB);
- static void decodeASTC(Buffer &internal, const Buffer &external, int xSize, int ySize, int zSize, bool isSRGB);
-
- static void update(Buffer &destination, Buffer &source);
- static void genericUpdate(Buffer &destination, Buffer &source);
- static void *allocateBuffer(int width, int height, int depth, Format format);
- static void memfill4(void *buffer, int pattern, int bytes);
-
- bool identicalFormats() const;
- Format selectInternalFormat(Format format) const;
-
- void resolve();
-
- Buffer external;
- Buffer internal;
- Buffer stencil;
-
- const bool lockable;
- const bool renderTarget;
-
- bool dirtyMipmaps;
- unsigned int paletteUsed;
-
- static unsigned int *palette; // FIXME: Not multi-device safe
- static unsigned int paletteID;
-
- bool hasParent;
- bool ownExternal;
- };
-}
-
-#undef min
-#undef max
-
-namespace sw
-{
- void *Surface::lock(int x, int y, int z, Lock lock, Accessor client, bool internal)
- {
- return internal ? lockInternal(x, y, z, lock, client) : lockExternal(x, y, z, lock, client);
- }
-
- void Surface::unlock(bool internal)
- {
- return internal ? unlockInternal() : unlockExternal();
- }
-
- int Surface::getWidth() const
- {
- return external.width;
- }
-
- int Surface::getHeight() const
- {
- return external.height;
- }
-
- int Surface::getDepth() const
- {
- return external.depth;
- }
-
- Format Surface::getFormat(bool internal) const
- {
- return internal ? getInternalFormat() : getExternalFormat();
- }
-
- int Surface::getPitchB(bool internal) const
- {
- return internal ? getInternalPitchB() : getExternalPitchB();
- }
-
- int Surface::getPitchP(bool internal) const
- {
- return internal ? getInternalPitchP() : getExternalPitchB();
- }
-
- int Surface::getSliceB(bool internal) const
- {
- return internal ? getInternalSliceB() : getExternalSliceB();
- }
-
- int Surface::getSliceP(bool internal) const
- {
- return internal ? getInternalSliceP() : getExternalSliceB();
- }
-
- Format Surface::getExternalFormat() const
- {
- return external.format;
- }
-
- int Surface::getExternalPitchB() const
- {
- return external.pitchB;
- }
-
- int Surface::getExternalPitchP() const
- {
- return external.pitchP;
- }
-
- int Surface::getExternalSliceB() const
- {
- return external.sliceB;
- }
-
- int Surface::getExternalSliceP() const
- {
- return external.sliceP;
- }
-
- Format Surface::getInternalFormat() const
- {
- return internal.format;
- }
-
- int Surface::getInternalPitchB() const
- {
- return internal.pitchB;
- }
-
- int Surface::getInternalPitchP() const
- {
- return internal.pitchP;
- }
-
- int Surface::getInternalSliceB() const
- {
- return internal.sliceB;
- }
-
- int Surface::getInternalSliceP() const
- {
- return internal.sliceP;
- }
-
- int Surface::getStencilPitchB() const
- {
- return stencil.pitchB;
- }
-
- int Surface::getStencilSliceB() const
- {
- return stencil.sliceB;
- }
-
- int Surface::getMultiSampleCount() const
- {
- return sw::min(internal.depth, 4);
- }
-
- int Surface::getSuperSampleCount() const
- {
- return internal.depth > 4 ? internal.depth / 4 : 1;
- }
-
- bool Surface::isExternalDirty() const
- {
- return external.buffer && external.buffer != internal.buffer && external.dirty;
- }
-}
-
-#endif // sw_Surface_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Surface_hpp
+#define sw_Surface_hpp
+
+#include "Color.hpp"
+#include "Main/Config.hpp"
+#include "Common/Resource.hpp"
+
+namespace sw
+{
+ class Resource;
+
+ struct Rect
+ {
+ Rect() {}
+ Rect(int x0i, int y0i, int x1i, int y1i) : x0(x0i), y0(y0i), x1(x1i), y1(y1i) {}
+
+ void clip(int minX, int minY, int maxX, int maxY);
+
+ int width() const { return x1 - x0; }
+ int height() const { return y1 - y0; }
+
+ int x0; // Inclusive
+ int y0; // Inclusive
+ int x1; // Exclusive
+ int y1; // Exclusive
+ };
+
+ struct SliceRect : public Rect
+ {
+ SliceRect() : slice(0) {}
+ SliceRect(const Rect& rect) : Rect(rect), slice(0) {}
+ SliceRect(const Rect& rect, int s) : Rect(rect), slice(s) {}
+ SliceRect(int x0, int y0, int x1, int y1, int s) : Rect(x0, y0, x1, y1), slice(s) {}
+ int slice;
+ };
+
+ enum Format : unsigned char
+ {
+ FORMAT_NULL,
+
+ FORMAT_A8,
+ FORMAT_R8I,
+ FORMAT_R8UI,
+ FORMAT_R8I_SNORM,
+ FORMAT_R8, // UI_SNORM
+ FORMAT_R16I,
+ FORMAT_R16UI,
+ FORMAT_R32I,
+ FORMAT_R32UI,
+ FORMAT_R3G3B2,
+ FORMAT_A8R3G3B2,
+ FORMAT_X4R4G4B4,
+ FORMAT_A4R4G4B4,
+ FORMAT_R4G4B4A4,
+ FORMAT_R5G6B5,
+ FORMAT_R8G8B8,
+ FORMAT_B8G8R8,
+ FORMAT_X8R8G8B8,
+ FORMAT_A8R8G8B8,
+ FORMAT_X8B8G8R8I,
+ FORMAT_X8B8G8R8UI,
+ FORMAT_X8B8G8R8I_SNORM,
+ FORMAT_X8B8G8R8, // UI_SNORM
+ FORMAT_A8B8G8R8I,
+ FORMAT_A8B8G8R8UI,
+ FORMAT_A8B8G8R8I_SNORM,
+ FORMAT_A8B8G8R8, // UI_SNORM
+ FORMAT_SRGB8_X8,
+ FORMAT_SRGB8_A8,
+ FORMAT_X1R5G5B5,
+ FORMAT_A1R5G5B5,
+ FORMAT_R5G5B5A1,
+ FORMAT_G8R8I,
+ FORMAT_G8R8UI,
+ FORMAT_G8R8I_SNORM,
+ FORMAT_G8R8, // UI_SNORM
+ FORMAT_G16R16, // D3D format
+ FORMAT_G16R16I,
+ FORMAT_G16R16UI,
+ FORMAT_G32R32I,
+ FORMAT_G32R32UI,
+ FORMAT_A2R10G10B10,
+ FORMAT_A2B10G10R10,
+ FORMAT_A16B16G16R16, // D3D format
+ FORMAT_X16B16G16R16I,
+ FORMAT_X16B16G16R16UI,
+ FORMAT_A16B16G16R16I,
+ FORMAT_A16B16G16R16UI,
+ FORMAT_X32B32G32R32I,
+ FORMAT_X32B32G32R32UI,
+ FORMAT_A32B32G32R32I,
+ FORMAT_A32B32G32R32UI,
+ // Paletted formats
+ FORMAT_P8,
+ FORMAT_A8P8,
+ // Compressed formats
+ FORMAT_DXT1,
+ FORMAT_DXT3,
+ FORMAT_DXT5,
+ FORMAT_ATI1,
+ FORMAT_ATI2,
+ FORMAT_ETC1,
+ FORMAT_R11_EAC,
+ FORMAT_SIGNED_R11_EAC,
+ FORMAT_RG11_EAC,
+ FORMAT_SIGNED_RG11_EAC,
+ FORMAT_RGB8_ETC2,
+ FORMAT_SRGB8_ETC2,
+ FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2,
+ FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2,
+ FORMAT_RGBA8_ETC2_EAC,
+ FORMAT_SRGB8_ALPHA8_ETC2_EAC,
+ FORMAT_RGBA_ASTC_4x4_KHR,
+ FORMAT_RGBA_ASTC_5x4_KHR,
+ FORMAT_RGBA_ASTC_5x5_KHR,
+ FORMAT_RGBA_ASTC_6x5_KHR,
+ FORMAT_RGBA_ASTC_6x6_KHR,
+ FORMAT_RGBA_ASTC_8x5_KHR,
+ FORMAT_RGBA_ASTC_8x6_KHR,
+ FORMAT_RGBA_ASTC_8x8_KHR,
+ FORMAT_RGBA_ASTC_10x5_KHR,
+ FORMAT_RGBA_ASTC_10x6_KHR,
+ FORMAT_RGBA_ASTC_10x8_KHR,
+ FORMAT_RGBA_ASTC_10x10_KHR,
+ FORMAT_RGBA_ASTC_12x10_KHR,
+ FORMAT_RGBA_ASTC_12x12_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR,
+ FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR,
+ // Floating-point formats
+ FORMAT_A16F,
+ FORMAT_R16F,
+ FORMAT_G16R16F,
+ FORMAT_B16G16R16F,
+ FORMAT_A16B16G16R16F,
+ FORMAT_A32F,
+ FORMAT_R32F,
+ FORMAT_G32R32F,
+ FORMAT_B32G32R32F,
+ FORMAT_X32B32G32R32F,
+ FORMAT_A32B32G32R32F,
+ // Bump map formats
+ FORMAT_V8U8,
+ FORMAT_L6V5U5,
+ FORMAT_Q8W8V8U8,
+ FORMAT_X8L8V8U8,
+ FORMAT_A2W10V10U10,
+ FORMAT_V16U16,
+ FORMAT_A16W16V16U16,
+ FORMAT_Q16W16V16U16,
+ // Luminance formats
+ FORMAT_L8,
+ FORMAT_A4L4,
+ FORMAT_L16,
+ FORMAT_A8L8,
+ FORMAT_L16F,
+ FORMAT_A16L16F,
+ FORMAT_L32F,
+ FORMAT_A32L32F,
+ // Depth/stencil formats
+ FORMAT_D16,
+ FORMAT_D32,
+ FORMAT_D24X8,
+ FORMAT_D24S8,
+ FORMAT_D24FS8,
+ FORMAT_D32F, // Quad layout
+ FORMAT_D32F_COMPLEMENTARY, // Quad layout, 1 - z
+ FORMAT_D32F_LOCKABLE, // Linear layout
+ FORMAT_D32FS8_TEXTURE, // Linear layout, no PCF
+ FORMAT_D32FS8_SHADOW, // Linear layout, PCF
+ FORMAT_DF24S8,
+ FORMAT_DF16S8,
+ FORMAT_INTZ,
+ FORMAT_S8,
+ // Quad layout framebuffer
+ FORMAT_X8G8R8B8Q,
+ FORMAT_A8G8R8B8Q,
+ // YUV formats
+ FORMAT_YV12_BT601,
+ FORMAT_YV12_BT709,
+ FORMAT_YV12_JFIF, // Full-swing BT.601
+
+ FORMAT_LAST = FORMAT_YV12_JFIF
+ };
+
+ enum Lock
+ {
+ LOCK_UNLOCKED,
+ LOCK_READONLY,
+ LOCK_WRITEONLY,
+ LOCK_READWRITE,
+ LOCK_DISCARD
+ };
+
+ class Surface
+ {
+ private:
+ struct Buffer
+ {
+ public:
+ void write(int x, int y, int z, const Color<float> &color);
+ void write(int x, int y, const Color<float> &color);
+ void write(void *element, const Color<float> &color);
+ Color<float> read(int x, int y, int z) const;
+ Color<float> read(int x, int y) const;
+ Color<float> read(void *element) const;
+ Color<float> sample(float x, float y, float z) const;
+ Color<float> sample(float x, float y) const;
+
+ void *lockRect(int x, int y, int z, Lock lock);
+ void unlockRect();
+
+ void *buffer;
+ int width;
+ int height;
+ int depth;
+ int bytes;
+ int pitchB;
+ int pitchP;
+ int sliceB;
+ int sliceP;
+ Format format;
+ Lock lock;
+
+ bool dirty;
+ };
+
+ public:
+ Surface(int width, int height, int depth, Format format, void *pixels, int pitch, int slice);
+ Surface(Resource *texture, int width, int height, int depth, Format format, bool lockable, bool renderTarget, int pitchP = 0);
+
+ virtual ~Surface();
+
+ inline void *lock(int x, int y, int z, Lock lock, Accessor client, bool internal = false);
+ inline void unlock(bool internal = false);
+ inline int getWidth() const;
+ inline int getHeight() const;
+ inline int getDepth() const;
+ inline Format getFormat(bool internal = false) const;
+ inline int getPitchB(bool internal = false) const;
+ inline int getPitchP(bool internal = false) const;
+ inline int getSliceB(bool internal = false) const;
+ inline int getSliceP(bool internal = false) const;
+
+ void *lockExternal(int x, int y, int z, Lock lock, Accessor client);
+ void unlockExternal();
+ inline Format getExternalFormat() const;
+ inline int getExternalPitchB() const;
+ inline int getExternalPitchP() const;
+ inline int getExternalSliceB() const;
+ inline int getExternalSliceP() const;
+
+ virtual void *lockInternal(int x, int y, int z, Lock lock, Accessor client);
+ virtual void unlockInternal();
+ inline Format getInternalFormat() const;
+ inline int getInternalPitchB() const;
+ inline int getInternalPitchP() const;
+ inline int getInternalSliceB() const;
+ inline int getInternalSliceP() const;
+
+ void *lockStencil(int front, Accessor client);
+ void unlockStencil();
+ inline int getStencilPitchB() const;
+ inline int getStencilSliceB() const;
+
+ inline int getMultiSampleCount() const;
+ inline int getSuperSampleCount() const;
+
+ bool isEntire(const SliceRect& rect) const;
+ SliceRect getRect() const;
+ void clearDepth(float depth, int x0, int y0, int width, int height);
+ void clearStencil(unsigned char stencil, unsigned char mask, int x0, int y0, int width, int height);
+ void fill(const Color<float> &color, int x0, int y0, int width, int height);
+
+ Color<float> readExternal(int x, int y, int z) const;
+ Color<float> readExternal(int x, int y) const;
+ Color<float> sampleExternal(float x, float y, float z) const;
+ Color<float> sampleExternal(float x, float y) const;
+ void writeExternal(int x, int y, int z, const Color<float> &color);
+ void writeExternal(int x, int y, const Color<float> &color);
+
+ void copyInternal(const Surface* src, int x, int y, float srcX, float srcY, bool filter);
+ void copyInternal(const Surface* src, int x, int y, int z, float srcX, float srcY, float srcZ, bool filter);
+
+ bool hasStencil() const;
+ bool hasDepth() const;
+ bool hasPalette() const;
+ bool isRenderTarget() const;
+
+ bool hasDirtyMipmaps() const;
+ void cleanMipmaps();
+ inline bool isExternalDirty() const;
+ Resource *getResource();
+
+ static int bytes(Format format);
+ static int pitchB(int width, Format format, bool target);
+ static int pitchP(int width, Format format, bool target);
+ static int sliceB(int width, int height, Format format, bool target);
+ static int sliceP(int width, int height, Format format, bool target);
+ static unsigned int size(int width, int height, int depth, Format format); // FIXME: slice * depth
+
+ static bool isStencil(Format format);
+ static bool isDepth(Format format);
+ static bool isPalette(Format format);
+
+ static bool isFloatFormat(Format format);
+ static bool isUnsignedComponent(Format format, int component);
+ static bool isSRGBreadable(Format format);
+ static bool isSRGBwritable(Format format);
+ static bool isCompressed(Format format);
+ static bool isNonNormalizedInteger(Format format);
+ static int componentCount(Format format);
+
+ static void setTexturePalette(unsigned int *palette);
+
+ protected:
+ sw::Resource *resource;
+
+ private:
+ typedef unsigned char byte;
+ typedef unsigned short word;
+ typedef unsigned int dword;
+ typedef uint64_t qword;
+
+ #if S3TC_SUPPORT
+ struct DXT1
+ {
+ word c0;
+ word c1;
+ dword lut;
+ };
+
+ struct DXT3
+ {
+ qword a;
+
+ word c0;
+ word c1;
+ dword lut;
+ };
+
+ struct DXT5
+ {
+ union
+ {
+ struct
+ {
+ byte a0;
+ byte a1;
+ };
+
+ qword alut; // Skip first 16 bit
+ };
+
+ word c0;
+ word c1;
+ dword clut;
+ };
+ #endif
+
+ struct ATI2
+ {
+ union
+ {
+ struct
+ {
+ byte y0;
+ byte y1;
+ };
+
+ qword ylut; // Skip first 16 bit
+ };
+
+ union
+ {
+ struct
+ {
+ byte x0;
+ byte x1;
+ };
+
+ qword xlut; // Skip first 16 bit
+ };
+ };
+
+ struct ATI1
+ {
+ union
+ {
+ struct
+ {
+ byte r0;
+ byte r1;
+ };
+
+ qword rlut; // Skip first 16 bit
+ };
+ };
+
+ static void decodeR8G8B8(Buffer &destination, const Buffer &source);
+ static void decodeX1R5G5B5(Buffer &destination, const Buffer &source);
+ static void decodeA1R5G5B5(Buffer &destination, const Buffer &source);
+ static void decodeX4R4G4B4(Buffer &destination, const Buffer &source);
+ static void decodeA4R4G4B4(Buffer &destination, const Buffer &source);
+ static void decodeP8(Buffer &destination, const Buffer &source);
+
+ #if S3TC_SUPPORT
+ static void decodeDXT1(Buffer &internal, const Buffer &external);
+ static void decodeDXT3(Buffer &internal, const Buffer &external);
+ static void decodeDXT5(Buffer &internal, const Buffer &external);
+ #endif
+ static void decodeATI1(Buffer &internal, const Buffer &external);
+ static void decodeATI2(Buffer &internal, const Buffer &external);
+ static void decodeEAC(Buffer &internal, const Buffer &external, int nbChannels, bool isSigned);
+ static void decodeETC2(Buffer &internal, const Buffer &external, int nbAlphaBits, bool isSRGB);
+ static void decodeASTC(Buffer &internal, const Buffer &external, int xSize, int ySize, int zSize, bool isSRGB);
+
+ static void update(Buffer &destination, Buffer &source);
+ static void genericUpdate(Buffer &destination, Buffer &source);
+ static void *allocateBuffer(int width, int height, int depth, Format format);
+ static void memfill4(void *buffer, int pattern, int bytes);
+
+ bool identicalFormats() const;
+ Format selectInternalFormat(Format format) const;
+
+ void resolve();
+
+ Buffer external;
+ Buffer internal;
+ Buffer stencil;
+
+ const bool lockable;
+ const bool renderTarget;
+
+ bool dirtyMipmaps;
+ unsigned int paletteUsed;
+
+ static unsigned int *palette; // FIXME: Not multi-device safe
+ static unsigned int paletteID;
+
+ bool hasParent;
+ bool ownExternal;
+ };
+}
+
+#undef min
+#undef max
+
+namespace sw
+{
+ void *Surface::lock(int x, int y, int z, Lock lock, Accessor client, bool internal)
+ {
+ return internal ? lockInternal(x, y, z, lock, client) : lockExternal(x, y, z, lock, client);
+ }
+
+ void Surface::unlock(bool internal)
+ {
+ return internal ? unlockInternal() : unlockExternal();
+ }
+
+ int Surface::getWidth() const
+ {
+ return external.width;
+ }
+
+ int Surface::getHeight() const
+ {
+ return external.height;
+ }
+
+ int Surface::getDepth() const
+ {
+ return external.depth;
+ }
+
+ Format Surface::getFormat(bool internal) const
+ {
+ return internal ? getInternalFormat() : getExternalFormat();
+ }
+
+ int Surface::getPitchB(bool internal) const
+ {
+ return internal ? getInternalPitchB() : getExternalPitchB();
+ }
+
+ int Surface::getPitchP(bool internal) const
+ {
+ return internal ? getInternalPitchP() : getExternalPitchB();
+ }
+
+ int Surface::getSliceB(bool internal) const
+ {
+ return internal ? getInternalSliceB() : getExternalSliceB();
+ }
+
+ int Surface::getSliceP(bool internal) const
+ {
+ return internal ? getInternalSliceP() : getExternalSliceB();
+ }
+
+ Format Surface::getExternalFormat() const
+ {
+ return external.format;
+ }
+
+ int Surface::getExternalPitchB() const
+ {
+ return external.pitchB;
+ }
+
+ int Surface::getExternalPitchP() const
+ {
+ return external.pitchP;
+ }
+
+ int Surface::getExternalSliceB() const
+ {
+ return external.sliceB;
+ }
+
+ int Surface::getExternalSliceP() const
+ {
+ return external.sliceP;
+ }
+
+ Format Surface::getInternalFormat() const
+ {
+ return internal.format;
+ }
+
+ int Surface::getInternalPitchB() const
+ {
+ return internal.pitchB;
+ }
+
+ int Surface::getInternalPitchP() const
+ {
+ return internal.pitchP;
+ }
+
+ int Surface::getInternalSliceB() const
+ {
+ return internal.sliceB;
+ }
+
+ int Surface::getInternalSliceP() const
+ {
+ return internal.sliceP;
+ }
+
+ int Surface::getStencilPitchB() const
+ {
+ return stencil.pitchB;
+ }
+
+ int Surface::getStencilSliceB() const
+ {
+ return stencil.sliceB;
+ }
+
+ int Surface::getMultiSampleCount() const
+ {
+ return sw::min(internal.depth, 4);
+ }
+
+ int Surface::getSuperSampleCount() const
+ {
+ return internal.depth > 4 ? internal.depth / 4 : 1;
+ }
+
+ bool Surface::isExternalDirty() const
+ {
+ return external.buffer && external.buffer != internal.buffer && external.dirty;
+ }
+}
+
+#endif // sw_Surface_hpp
diff --git a/src/Renderer/TextureStage.cpp b/src/Renderer/TextureStage.cpp
index d102d19..583f82e 100644
--- a/src/Renderer/TextureStage.cpp
+++ b/src/Renderer/TextureStage.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "TextureStage.hpp"
@@ -238,7 +241,7 @@
return thirdArgument == source;
}
}
-
+
return false;
}
diff --git a/src/Renderer/TextureStage.hpp b/src/Renderer/TextureStage.hpp
index 199043f..2c9ecbd 100644
--- a/src/Renderer/TextureStage.hpp
+++ b/src/Renderer/TextureStage.hpp
@@ -1,195 +1,198 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_TextureStage_hpp
-#define sw_TextureStage_hpp
-
-#include "Common/Types.hpp"
-#include "Common/Math.hpp"
-#include "Renderer/Color.hpp"
-
-namespace sw
-{
- class Sampler;
- class PixelRoutine;
- class Context;
-
- class TextureStage
- {
- friend class Context; // FIXME
-
- public:
- enum StageOperation
- {
- STAGE_DISABLE,
- STAGE_SELECTARG1,
- STAGE_SELECTARG2,
- STAGE_SELECTARG3,
- STAGE_MODULATE,
- STAGE_MODULATE2X,
- STAGE_MODULATE4X,
- STAGE_ADD,
- STAGE_ADDSIGNED,
- STAGE_ADDSIGNED2X,
- STAGE_SUBTRACT,
- STAGE_ADDSMOOTH,
- STAGE_MULTIPLYADD,
- STAGE_LERP,
- STAGE_DOT3,
- STAGE_BLENDCURRENTALPHA,
- STAGE_BLENDDIFFUSEALPHA,
- STAGE_BLENDFACTORALPHA,
- STAGE_BLENDTEXTUREALPHA,
- STAGE_BLENDTEXTUREALPHAPM,
- STAGE_PREMODULATE,
- STAGE_MODULATEALPHA_ADDCOLOR,
- STAGE_MODULATECOLOR_ADDALPHA,
- STAGE_MODULATEINVALPHA_ADDCOLOR,
- STAGE_MODULATEINVCOLOR_ADDALPHA,
- STAGE_BUMPENVMAP,
- STAGE_BUMPENVMAPLUMINANCE,
-
- STAGE_LAST = STAGE_BUMPENVMAPLUMINANCE
- };
-
- enum SourceArgument
- {
- SOURCE_TEXTURE,
- SOURCE_CONSTANT,
- SOURCE_CURRENT,
- SOURCE_DIFFUSE,
- SOURCE_SPECULAR,
- SOURCE_TEMP,
- SOURCE_TFACTOR,
-
- SOURCE_LAST = SOURCE_TFACTOR
- };
-
- enum DestinationArgument
- {
- DESTINATION_CURRENT,
- DESTINATION_TEMP,
-
- DESTINATION_LAST = DESTINATION_TEMP
- };
-
- enum ArgumentModifier
- {
- MODIFIER_COLOR,
- MODIFIER_INVCOLOR,
- MODIFIER_ALPHA,
- MODIFIER_INVALPHA,
-
- MODIFIER_LAST = MODIFIER_INVALPHA
- };
-
- struct State
- {
- State();
-
- unsigned int stageOperation : BITS(STAGE_LAST);
- unsigned int firstArgument : BITS(SOURCE_LAST);
- unsigned int secondArgument : BITS(SOURCE_LAST);
- unsigned int thirdArgument : BITS(SOURCE_LAST);
- unsigned int stageOperationAlpha : BITS(STAGE_LAST);
- unsigned int firstArgumentAlpha : BITS(SOURCE_LAST);
- unsigned int secondArgumentAlpha : BITS(SOURCE_LAST);
- unsigned int thirdArgumentAlpha : BITS(SOURCE_LAST);
- unsigned int firstModifier : BITS(MODIFIER_LAST);
- unsigned int secondModifier : BITS(MODIFIER_LAST);
- unsigned int thirdModifier : BITS(MODIFIER_LAST);
- unsigned int firstModifierAlpha : BITS(MODIFIER_LAST);
- unsigned int secondModifierAlpha : BITS(MODIFIER_LAST);
- unsigned int thirdModifierAlpha : BITS(MODIFIER_LAST);
- unsigned int destinationArgument : BITS(DESTINATION_LAST);
- unsigned int texCoordIndex : BITS(7);
-
- unsigned int cantUnderflow : 1;
- unsigned int usesTexture : 1;
- };
-
- struct Uniforms
- {
- word4 constantColor4[4];
- float4 bumpmapMatrix4F[2][2];
- word4 bumpmapMatrix4W[2][2];
- word4 luminanceScale4;
- word4 luminanceOffset4;
- };
-
- TextureStage();
-
- ~TextureStage();
-
- void init(int stage, const Sampler *sampler, const TextureStage *previousStage);
-
- State textureStageState() const;
-
- void setConstantColor(const Color<float> &constantColor);
- void setBumpmapMatrix(int element, float value);
- void setLuminanceScale(float value);
- void setLuminanceOffset(float value);
-
- void setTexCoordIndex(unsigned int texCoordIndex);
- void setStageOperation(StageOperation stageOperation);
- void setFirstArgument(SourceArgument firstArgument);
- void setSecondArgument(SourceArgument secondArgument);
- void setThirdArgument(SourceArgument thirdArgument);
- void setStageOperationAlpha(StageOperation stageOperationAlpha);
- void setFirstArgumentAlpha(SourceArgument firstArgumentAlpha);
- void setSecondArgumentAlpha(SourceArgument secondArgumentAlpha);
- void setThirdArgumentAlpha(SourceArgument thirdArgumentAlpha);
- void setFirstModifier(ArgumentModifier firstModifier);
- void setSecondModifier(ArgumentModifier secondModifier);
- void setThirdModifier(ArgumentModifier thirdModifier);
- void setFirstModifierAlpha(ArgumentModifier firstModifierAlpha);
- void setSecondModifierAlpha(ArgumentModifier secondModifierAlpha);
- void setThirdModifierAlpha(ArgumentModifier thirdModifierAlpha);
- void setDestinationArgument(DestinationArgument destinationArgument);
-
- Uniforms uniforms; // FIXME: Private
-
- private:
- bool usesColor(SourceArgument source) const;
- bool usesAlpha(SourceArgument source) const;
- bool uses(SourceArgument source) const;
- bool usesCurrent() const;
- bool usesDiffuse() const;
- bool usesSpecular() const;
- bool usesTexture() const;
- bool isStageDisabled() const;
- bool writesCurrent() const;
-
- int stage;
-
- StageOperation stageOperation;
- SourceArgument firstArgument;
- SourceArgument secondArgument;
- SourceArgument thirdArgument;
- StageOperation stageOperationAlpha;
- SourceArgument firstArgumentAlpha;
- SourceArgument secondArgumentAlpha;
- SourceArgument thirdArgumentAlpha;
- ArgumentModifier firstModifier;
- ArgumentModifier secondModifier;
- ArgumentModifier thirdModifier;
- ArgumentModifier firstModifierAlpha;
- ArgumentModifier secondModifierAlpha;
- ArgumentModifier thirdModifierAlpha;
- DestinationArgument destinationArgument;
-
- int texCoordIndex;
- const Sampler *sampler;
- const TextureStage *previousStage;
- };
-}
-
-#endif // sw_TextureStage_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_TextureStage_hpp
+#define sw_TextureStage_hpp
+
+#include "Common/Types.hpp"
+#include "Common/Math.hpp"
+#include "Renderer/Color.hpp"
+
+namespace sw
+{
+ class Sampler;
+ class PixelRoutine;
+ class Context;
+
+ class TextureStage
+ {
+ friend class Context; // FIXME
+
+ public:
+ enum StageOperation
+ {
+ STAGE_DISABLE,
+ STAGE_SELECTARG1,
+ STAGE_SELECTARG2,
+ STAGE_SELECTARG3,
+ STAGE_MODULATE,
+ STAGE_MODULATE2X,
+ STAGE_MODULATE4X,
+ STAGE_ADD,
+ STAGE_ADDSIGNED,
+ STAGE_ADDSIGNED2X,
+ STAGE_SUBTRACT,
+ STAGE_ADDSMOOTH,
+ STAGE_MULTIPLYADD,
+ STAGE_LERP,
+ STAGE_DOT3,
+ STAGE_BLENDCURRENTALPHA,
+ STAGE_BLENDDIFFUSEALPHA,
+ STAGE_BLENDFACTORALPHA,
+ STAGE_BLENDTEXTUREALPHA,
+ STAGE_BLENDTEXTUREALPHAPM,
+ STAGE_PREMODULATE,
+ STAGE_MODULATEALPHA_ADDCOLOR,
+ STAGE_MODULATECOLOR_ADDALPHA,
+ STAGE_MODULATEINVALPHA_ADDCOLOR,
+ STAGE_MODULATEINVCOLOR_ADDALPHA,
+ STAGE_BUMPENVMAP,
+ STAGE_BUMPENVMAPLUMINANCE,
+
+ STAGE_LAST = STAGE_BUMPENVMAPLUMINANCE
+ };
+
+ enum SourceArgument
+ {
+ SOURCE_TEXTURE,
+ SOURCE_CONSTANT,
+ SOURCE_CURRENT,
+ SOURCE_DIFFUSE,
+ SOURCE_SPECULAR,
+ SOURCE_TEMP,
+ SOURCE_TFACTOR,
+
+ SOURCE_LAST = SOURCE_TFACTOR
+ };
+
+ enum DestinationArgument
+ {
+ DESTINATION_CURRENT,
+ DESTINATION_TEMP,
+
+ DESTINATION_LAST = DESTINATION_TEMP
+ };
+
+ enum ArgumentModifier
+ {
+ MODIFIER_COLOR,
+ MODIFIER_INVCOLOR,
+ MODIFIER_ALPHA,
+ MODIFIER_INVALPHA,
+
+ MODIFIER_LAST = MODIFIER_INVALPHA
+ };
+
+ struct State
+ {
+ State();
+
+ unsigned int stageOperation : BITS(STAGE_LAST);
+ unsigned int firstArgument : BITS(SOURCE_LAST);
+ unsigned int secondArgument : BITS(SOURCE_LAST);
+ unsigned int thirdArgument : BITS(SOURCE_LAST);
+ unsigned int stageOperationAlpha : BITS(STAGE_LAST);
+ unsigned int firstArgumentAlpha : BITS(SOURCE_LAST);
+ unsigned int secondArgumentAlpha : BITS(SOURCE_LAST);
+ unsigned int thirdArgumentAlpha : BITS(SOURCE_LAST);
+ unsigned int firstModifier : BITS(MODIFIER_LAST);
+ unsigned int secondModifier : BITS(MODIFIER_LAST);
+ unsigned int thirdModifier : BITS(MODIFIER_LAST);
+ unsigned int firstModifierAlpha : BITS(MODIFIER_LAST);
+ unsigned int secondModifierAlpha : BITS(MODIFIER_LAST);
+ unsigned int thirdModifierAlpha : BITS(MODIFIER_LAST);
+ unsigned int destinationArgument : BITS(DESTINATION_LAST);
+ unsigned int texCoordIndex : BITS(7);
+
+ unsigned int cantUnderflow : 1;
+ unsigned int usesTexture : 1;
+ };
+
+ struct Uniforms
+ {
+ word4 constantColor4[4];
+ float4 bumpmapMatrix4F[2][2];
+ word4 bumpmapMatrix4W[2][2];
+ word4 luminanceScale4;
+ word4 luminanceOffset4;
+ };
+
+ TextureStage();
+
+ ~TextureStage();
+
+ void init(int stage, const Sampler *sampler, const TextureStage *previousStage);
+
+ State textureStageState() const;
+
+ void setConstantColor(const Color<float> &constantColor);
+ void setBumpmapMatrix(int element, float value);
+ void setLuminanceScale(float value);
+ void setLuminanceOffset(float value);
+
+ void setTexCoordIndex(unsigned int texCoordIndex);
+ void setStageOperation(StageOperation stageOperation);
+ void setFirstArgument(SourceArgument firstArgument);
+ void setSecondArgument(SourceArgument secondArgument);
+ void setThirdArgument(SourceArgument thirdArgument);
+ void setStageOperationAlpha(StageOperation stageOperationAlpha);
+ void setFirstArgumentAlpha(SourceArgument firstArgumentAlpha);
+ void setSecondArgumentAlpha(SourceArgument secondArgumentAlpha);
+ void setThirdArgumentAlpha(SourceArgument thirdArgumentAlpha);
+ void setFirstModifier(ArgumentModifier firstModifier);
+ void setSecondModifier(ArgumentModifier secondModifier);
+ void setThirdModifier(ArgumentModifier thirdModifier);
+ void setFirstModifierAlpha(ArgumentModifier firstModifierAlpha);
+ void setSecondModifierAlpha(ArgumentModifier secondModifierAlpha);
+ void setThirdModifierAlpha(ArgumentModifier thirdModifierAlpha);
+ void setDestinationArgument(DestinationArgument destinationArgument);
+
+ Uniforms uniforms; // FIXME: Private
+
+ private:
+ bool usesColor(SourceArgument source) const;
+ bool usesAlpha(SourceArgument source) const;
+ bool uses(SourceArgument source) const;
+ bool usesCurrent() const;
+ bool usesDiffuse() const;
+ bool usesSpecular() const;
+ bool usesTexture() const;
+ bool isStageDisabled() const;
+ bool writesCurrent() const;
+
+ int stage;
+
+ StageOperation stageOperation;
+ SourceArgument firstArgument;
+ SourceArgument secondArgument;
+ SourceArgument thirdArgument;
+ StageOperation stageOperationAlpha;
+ SourceArgument firstArgumentAlpha;
+ SourceArgument secondArgumentAlpha;
+ SourceArgument thirdArgumentAlpha;
+ ArgumentModifier firstModifier;
+ ArgumentModifier secondModifier;
+ ArgumentModifier thirdModifier;
+ ArgumentModifier firstModifierAlpha;
+ ArgumentModifier secondModifierAlpha;
+ ArgumentModifier thirdModifierAlpha;
+ DestinationArgument destinationArgument;
+
+ int texCoordIndex;
+ const Sampler *sampler;
+ const TextureStage *previousStage;
+ };
+}
+
+#endif // sw_TextureStage_hpp
diff --git a/src/Renderer/Triangle.hpp b/src/Renderer/Triangle.hpp
index 845fec8..8a91fab 100644
--- a/src/Renderer/Triangle.hpp
+++ b/src/Renderer/Triangle.hpp
@@ -1,27 +1,30 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2011 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_Triangle_hpp
-#define sw_Triangle_hpp
-
-#include "Vertex.hpp"
-
-namespace sw
-{
- struct Triangle
- {
- Vertex V0;
- Vertex V1;
- Vertex V2;
- };
-}
-
-#endif // sw_Triangle_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_Triangle_hpp
+#define sw_Triangle_hpp
+
+#include "Vertex.hpp"
+
+namespace sw
+{
+ struct Triangle
+ {
+ Vertex V0;
+ Vertex V1;
+ Vertex V2;
+ };
+}
+
+#endif // sw_Triangle_hpp
diff --git a/src/Renderer/Vector.cpp b/src/Renderer/Vector.cpp
index c67a644..a212f3d 100644
--- a/src/Renderer/Vector.cpp
+++ b/src/Renderer/Vector.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "Vector.hpp"
diff --git a/src/Renderer/Vector.hpp b/src/Renderer/Vector.hpp
index 2ff1713..e7f261d 100644
--- a/src/Renderer/Vector.hpp
+++ b/src/Renderer/Vector.hpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2011 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#ifndef Vector_hpp
#define Vector_hpp
diff --git a/src/Renderer/Vertex.hpp b/src/Renderer/Vertex.hpp
index 129d258..01a7273 100644
--- a/src/Renderer/Vertex.hpp
+++ b/src/Renderer/Vertex.hpp
@@ -1,100 +1,103 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef Vertex_hpp
-#define Vertex_hpp
-
-#include "Color.hpp"
-#include "Common/MetaMacro.hpp"
-#include "Common/Types.hpp"
-
-namespace sw
-{
- enum Out // Default vertex output semantic
- {
- Pos = 0,
- D0 = 1, // Diffuse
- D1 = 2, // Specular
- T0 = 3,
- T1 = 4,
- T2 = 5,
- T3 = 6,
- T4 = 7,
- T5 = 8,
- T6 = 9,
- T7 = 10,
- Fog = 11, // x component
- Pts = Fog, // y component
- Unused
- };
-
- struct UVWQ
- {
- float u;
- float v;
- float w;
- float q;
-
- float &operator[](int i)
- {
- return (&u)[i];
- }
- };
-
- ALIGN(16, struct Vertex
- {
- union
- {
- struct // Fixed semantics
- {
- union // Position
- {
- struct
- {
- float x;
- float y;
- float z;
- float w;
- };
-
- struct
- {
- float4 P;
- };
- };
-
- float4 C[2]; // Diffuse and specular color
-
- UVWQ T[8]; // Texture coordinates
-
- float f; // Fog
- float pSize; // Point size
- unsigned char padding0[4];
- unsigned char clipFlags;
- unsigned char padding1[3];
- };
-
- float4 v[12]; // Generic components using semantic declaration
- };
-
- struct // Projected coordinates
- {
- int X;
- int Y;
- float Z;
- float W;
- };
- });
-
- META_ASSERT((sizeof(Vertex) & 0x0000000F) == 0);
-}
-
-#endif // Vertex_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef Vertex_hpp
+#define Vertex_hpp
+
+#include "Color.hpp"
+#include "Common/MetaMacro.hpp"
+#include "Common/Types.hpp"
+
+namespace sw
+{
+ enum Out // Default vertex output semantic
+ {
+ Pos = 0,
+ D0 = 1, // Diffuse
+ D1 = 2, // Specular
+ T0 = 3,
+ T1 = 4,
+ T2 = 5,
+ T3 = 6,
+ T4 = 7,
+ T5 = 8,
+ T6 = 9,
+ T7 = 10,
+ Fog = 11, // x component
+ Pts = Fog, // y component
+ Unused
+ };
+
+ struct UVWQ
+ {
+ float u;
+ float v;
+ float w;
+ float q;
+
+ float &operator[](int i)
+ {
+ return (&u)[i];
+ }
+ };
+
+ ALIGN(16, struct Vertex
+ {
+ union
+ {
+ struct // Fixed semantics
+ {
+ union // Position
+ {
+ struct
+ {
+ float x;
+ float y;
+ float z;
+ float w;
+ };
+
+ struct
+ {
+ float4 P;
+ };
+ };
+
+ float4 C[2]; // Diffuse and specular color
+
+ UVWQ T[8]; // Texture coordinates
+
+ float f; // Fog
+ float pSize; // Point size
+ unsigned char padding0[4];
+ unsigned char clipFlags;
+ unsigned char padding1[3];
+ };
+
+ float4 v[12]; // Generic components using semantic declaration
+ };
+
+ struct // Projected coordinates
+ {
+ int X;
+ int Y;
+ float Z;
+ float W;
+ };
+ });
+
+ META_ASSERT((sizeof(Vertex) & 0x0000000F) == 0);
+}
+
+#endif // Vertex_hpp
diff --git a/src/Renderer/VertexProcessor.cpp b/src/Renderer/VertexProcessor.cpp
index 24f40cc..0b76520 100644
--- a/src/Renderer/VertexProcessor.cpp
+++ b/src/Renderer/VertexProcessor.cpp
@@ -1,13 +1,16 @@
-// SwiftShader Software Renderer
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
-// Copyright(c) 2005-2012 TransGaming Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
+// http://www.apache.org/licenses/LICENSE-2.0
//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
#include "VertexProcessor.hpp"
diff --git a/src/Renderer/VertexProcessor.hpp b/src/Renderer/VertexProcessor.hpp
index caebbfa..14758bb 100644
--- a/src/Renderer/VertexProcessor.hpp
+++ b/src/Renderer/VertexProcessor.hpp
@@ -1,340 +1,343 @@
-// SwiftShader Software Renderer
-//
-// Copyright(c) 2005-2012 TransGaming Inc.
-//
-// All rights reserved. No part of this software may be copied, distributed, transmitted,
-// transcribed, stored in a retrieval system, translated into any human or computer
-// language by any means, or disclosed to third parties without the explicit written
-// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
-// or implied, including but not limited to any patent rights, are granted to you.
-//
-
-#ifndef sw_VertexProcessor_hpp
-#define sw_VertexProcessor_hpp
-
-#include "Matrix.hpp"
-#include "Context.hpp"
-#include "RoutineCache.hpp"
-
-namespace sw
-{
- struct DrawData;
-
- struct VertexCache // FIXME: Variable size
- {
- void clear();
-
- Vertex vertex[16][4];
- unsigned int tag[16];
-
- int drawCall;
- };
-
- struct VertexTask
- {
- unsigned int vertexStart;
- unsigned int vertexCount;
- unsigned int verticesPerPrimitive;
- VertexCache vertexCache;
- };
-
- class VertexProcessor
- {
- public:
- struct States
- {
- unsigned int computeHash();
-
- uint64_t shaderID;
-
- bool fixedFunction : 1;
- bool textureSampling : 1;
- unsigned int positionRegister : 4;
- unsigned int pointSizeRegister : 4; // 0xF signifies no vertex point size
-
- unsigned int vertexBlendMatrixCount : 3;
- bool indexedVertexBlendEnable : 1;
- bool vertexNormalActive : 1;
- bool normalizeNormals : 1;
- bool vertexLightingActive : 1;
- bool diffuseActive : 1;
- bool specularActive : 1;
- bool vertexSpecularActive : 1;
- unsigned int vertexLightActive : 8;
- MaterialSource vertexDiffuseMaterialSourceActive : BITS(MATERIAL_LAST);
- MaterialSource vertexSpecularMaterialSourceActive : BITS(MATERIAL_LAST);
- MaterialSource vertexAmbientMaterialSourceActive : BITS(MATERIAL_LAST);
- MaterialSource vertexEmissiveMaterialSourceActive : BITS(MATERIAL_LAST);
- bool fogActive : 1;
- FogMode vertexFogMode : BITS(FOG_LAST);
- bool rangeFogActive : 1;
- bool localViewerActive : 1;
- bool pointSizeActive : 1;
- bool pointScaleActive : 1;
- bool transformFeedbackQueryEnabled : 1;
- uint64_t transformFeedbackEnabled : 64;
-
- bool preTransformed : 1;
- bool superSampling : 1;
- bool multiSampling : 1;
-
- struct TextureState
- {
- TexGen texGenActive : BITS(TEXGEN_LAST);
- unsigned char textureTransformCountActive : 3;
- unsigned char texCoordIndexActive : 3;
- };
-
- TextureState textureState[8];
-
- Sampler::State samplerState[VERTEX_TEXTURE_IMAGE_UNITS];
-
- struct Input
- {
- operator bool() const // Returns true if stream contains data
- {
- return count != 0;
- }
-
- StreamType type : BITS(STREAMTYPE_LAST);
- unsigned int count : 3;
- bool normalized : 1;
- };
-
- struct Output
- {
- union
- {
- unsigned char write : 4;
-
- struct
- {
- unsigned char xWrite : 1;
- unsigned char yWrite : 1;
- unsigned char zWrite : 1;
- unsigned char wWrite : 1;
- };
- };
-
- union
- {
- unsigned char clamp : 4;
-
- struct
- {
- unsigned char xClamp : 1;
- unsigned char yClamp : 1;
- unsigned char zClamp : 1;
- unsigned char wClamp : 1;
- };
- };
- };
-
- Input input[VERTEX_ATTRIBUTES];
- Output output[12];
- };
-
- struct State : States
- {
- State();
-
- bool operator==(const State &state) const;
-
- unsigned int hash;
- };
-
- struct FixedFunction
- {
- float4 transformT[12][4];
- float4 cameraTransformT[12][4];
- float4 normalTransformT[12][4];
- float4 textureTransform[8][4];
-
- float4 lightPosition[8];
- float4 lightAmbient[8];
- float4 lightSpecular[8];
- float4 lightDiffuse[8];
- float4 attenuationConstant[8];
- float4 attenuationLinear[8];
- float4 attenuationQuadratic[8];
- float lightRange[8];
- float4 materialDiffuse;
- float4 materialSpecular;
- float materialShininess;
- float4 globalAmbient;
- float4 materialEmission;
- float4 materialAmbient;
- };
-
- struct PointSprite
- {
- float4 pointSize;
- float pointSizeMin;
- float pointSizeMax;
- float pointScaleA;
- float pointScaleB;
- float pointScaleC;
- };
-
- typedef void (*RoutinePointer)(Vertex *output, unsigned int *batch, VertexTask *vertexTask, DrawData *draw);
-
- VertexProcessor(Context *context);
-
- virtual ~VertexProcessor();
-
- virtual void setInputStream(int index, const Stream &stream);
- virtual void resetInputStreams(bool preTransformed);
-
- virtual void setFloatConstant(unsigned int index, const float value[4]);
- virtual void setIntegerConstant(unsigned int index, const int integer[4]);
- virtual void setBooleanConstant(unsigned int index, int boolean);
-
- virtual void setUniformBuffer(int index, sw::Resource* uniformBuffer, int offset);
- virtual void lockUniformBuffers(byte** u, sw::Resource* uniformBuffers[]);
-
- virtual void setTransformFeedbackBuffer(int index, sw::Resource* transformFeedbackBuffer, int offset, unsigned int reg, unsigned int row, unsigned int col, size_t stride);
- virtual void lockTransformFeedbackBuffers(byte** t, unsigned int* v, unsigned int* r, unsigned int* c, unsigned int* s, sw::Resource* transformFeedbackBuffers[]);
-
- // Transformations
- virtual void setModelMatrix(const Matrix &M, int i = 0);
- virtual void setViewMatrix(const Matrix &V);
- virtual void setBaseMatrix(const Matrix &B);
- virtual void setProjectionMatrix(const Matrix &P);
-
- // Lighting
- virtual void setLightingEnable(bool lightingEnable);
- virtual void setLightEnable(unsigned int light, bool lightEnable);
- virtual void setSpecularEnable(bool specularEnable);
-
- virtual void setGlobalAmbient(const Color<float> &globalAmbient);
- virtual void setLightPosition(unsigned int light, const Point &lightPosition);
- virtual void setLightViewPosition(unsigned int light, const Point &lightPosition);
- virtual void setLightDiffuse(unsigned int light, const Color<float> &lightDiffuse);
- virtual void setLightSpecular(unsigned int light, const Color<float> &lightSpecular);
- virtual void setLightAmbient(unsigned int light, const Color<float> &lightAmbient);
- virtual void setLightAttenuation(unsigned int light, float constant, float linear, float quadratic);
- virtual void setLightRange(unsigned int light, float lightRange);
-
- virtual void setInstanceID(int instanceID);
-
- virtual void setFogEnable(bool fogEnable);
- virtual void setVertexFogMode(FogMode fogMode);
- virtual void setRangeFogEnable(bool enable);
-
- virtual void setColorVertexEnable(bool colorVertexEnable);
- virtual void setDiffuseMaterialSource(MaterialSource diffuseMaterialSource);
- virtual void setSpecularMaterialSource(MaterialSource specularMaterialSource);
- virtual void setAmbientMaterialSource(MaterialSource ambientMaterialSource);
- virtual void setEmissiveMaterialSource(MaterialSource emissiveMaterialSource);
-
- virtual void setMaterialEmission(const Color<float> &emission);
- virtual void setMaterialAmbient(const Color<float> &materialAmbient);
- virtual void setMaterialDiffuse(const Color<float> &diffuseColor);
- virtual void setMaterialSpecular(const Color<float> &specularColor);
- virtual void setMaterialShininess(float specularPower);
-
- virtual void setIndexedVertexBlendEnable(bool indexedVertexBlendEnable);
- virtual void setVertexBlendMatrixCount(unsigned int vertexBlendMatrixCount);
-
- virtual void setTextureWrap(unsigned int stage, int mask);
- virtual void setTexGen(unsigned int stage, TexGen texGen);
- virtual void setLocalViewer(bool localViewer);
- virtual void setNormalizeNormals(bool normalizeNormals);
- virtual void setTextureMatrix(int stage, const Matrix &T);
- virtual void setTextureTransform(int stage, int count, bool project);
-
- virtual void setTextureFilter(unsigned int sampler, FilterType textureFilter);
- virtual void setMipmapFilter(unsigned int sampler, MipmapType mipmapFilter);
- virtual void setGatherEnable(unsigned int sampler, bool enable);
- virtual void setAddressingModeU(unsigned int sampler, AddressingMode addressingMode);
- virtual void setAddressingModeV(unsigned int sampler, AddressingMode addressingMode);
- virtual void setAddressingModeW(unsigned int sampler, AddressingMode addressingMode);
- virtual void setReadSRGB(unsigned int sampler, bool sRGB);
- virtual void setMipmapLOD(unsigned int sampler, float bias);
- virtual void setBorderColor(unsigned int sampler, const Color<float> &borderColor);
- virtual void setMaxAnisotropy(unsigned int stage, float maxAnisotropy);
- virtual void setSwizzleR(unsigned int sampler, SwizzleType swizzleR);
- virtual void setSwizzleG(unsigned int sampler, SwizzleType swizzleG);
- virtual void setSwizzleB(unsigned int sampler, SwizzleType swizzleB);
- virtual void setSwizzleA(unsigned int sampler, SwizzleType swizzleA);
-
- virtual void setPointSize(float pointSize);
- virtual void setPointSizeMin(float pointSizeMin);
- virtual void setPointSizeMax(float pointSizeMax);
- virtual void setPointScaleA(float pointScaleA);
- virtual void setPointScaleB(float pointScaleB);
- virtual void setPointScaleC(float pointScaleC);
-
- virtual void setTransformFeedbackQueryEnabled(bool enable);
- virtual void enableTransformFeedback(uint64_t enable);
-
- protected:
- const Matrix &getModelTransform(int i);
- const Matrix &getViewTransform();
-
- const State update();
- Routine *routine(const State &state);
-
- bool isFixedFunction();
- void setRoutineCacheSize(int cacheSize);
-
- // Shader constants
- float4 c[VERTEX_UNIFORM_VECTORS + 1]; // One extra for indices out of range, c[VERTEX_UNIFORM_VECTORS] = {0, 0, 0, 0}
- int4 i[16];
- bool b[16];
-
- PointSprite point;
- FixedFunction ff;
-
- private:
- struct UniformBufferInfo
- {
- UniformBufferInfo();
-
- Resource* buffer;
- int offset;
- };
- UniformBufferInfo uniformBufferInfo[MAX_UNIFORM_BUFFER_BINDINGS];
-
- struct TransformFeedbackInfo
- {
- TransformFeedbackInfo();
-
- Resource* buffer;
- int offset;
- int reg;
- int row;
- int col;
- size_t stride;
- };
- TransformFeedbackInfo transformFeedbackInfo[MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS];
-
- void updateTransform();
- void setTransform(const Matrix &M, int i);
- void setCameraTransform(const Matrix &M, int i);
- void setNormalTransform(const Matrix &M, int i);
-
- Context *const context;
-
- RoutineCache<State> *routineCache;
-
- protected:
- Matrix M[12]; // Model/Geometry/World matrix
- Matrix V; // View/Camera/Eye matrix
- Matrix B; // Base matrix
- Matrix P; // Projection matrix
- Matrix PB; // P * B
- Matrix PBV; // P * B * V
- Matrix PBVM[12]; // P * B * V * M
-
- // Update hierarchy
- bool updateMatrix;
- bool updateModelMatrix[12];
- bool updateViewMatrix;
- bool updateBaseMatrix;
- bool updateProjectionMatrix;
- bool updateLighting;
- };
-}
-
-#endif // sw_VertexProcessor_hpp
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef sw_VertexProcessor_hpp
+#define sw_VertexProcessor_hpp
+
+#include "Matrix.hpp"
+#include "Context.hpp"
+#include "RoutineCache.hpp"
+
+namespace sw
+{
+ struct DrawData;
+
+ struct VertexCache // FIXME: Variable size
+ {
+ void clear();
+
+ Vertex vertex[16][4];
+ unsigned int tag[16];
+
+ int drawCall;
+ };
+
+ struct VertexTask
+ {
+ unsigned int vertexStart;
+ unsigned int vertexCount;
+ unsigned int verticesPerPrimitive;
+ VertexCache vertexCache;
+ };
+
+ class VertexProcessor
+ {
+ public:
+ struct States
+ {
+ unsigned int computeHash();
+
+ uint64_t shaderID;
+
+ bool fixedFunction : 1;
+ bool textureSampling : 1;
+ unsigned int positionRegister : 4;
+ unsigned int pointSizeRegister : 4; // 0xF signifies no vertex point size
+
+ unsigned int vertexBlendMatrixCount : 3;
+ bool indexedVertexBlendEnable : 1;
+ bool vertexNormalActive : 1;
+ bool normalizeNormals : 1;
+ bool vertexLightingActive : 1;
+ bool diffuseActive : 1;
+ bool specularActive : 1;
+ bool vertexSpecularActive : 1;
+ unsigned int vertexLightActive : 8;
+ MaterialSource vertexDiffuseMaterialSourceActive : BITS(MATERIAL_LAST);
+ MaterialSource vertexSpecularMaterialSourceActive : BITS(MATERIAL_LAST);
+ MaterialSource vertexAmbientMaterialSourceActive : BITS(MATERIAL_LAST);
+ MaterialSource vertexEmissiveMaterialSourceActive : BITS(MATERIAL_LAST);
+ bool fogActive : 1;
+ FogMode vertexFogMode : BITS(FOG_LAST);
+ bool rangeFogActive : 1;
+ bool localViewerActive : 1;
+ bool pointSizeActive : 1;
+ bool pointScaleActive : 1;
+ bool transformFeedbackQueryEnabled : 1;
+ uint64_t transformFeedbackEnabled : 64;
+
+ bool preTransformed : 1;
+ bool superSampling : 1;
+ bool multiSampling : 1;
+
+ struct TextureState
+ {
+ TexGen texGenActive : BITS(TEXGEN_LAST);
+ unsigned char textureTransformCountActive : 3;
+ unsigned char texCoordIndexActive : 3;
+ };
+
+ TextureState textureState[8];
+
+ Sampler::State samplerState[VERTEX_TEXTURE_IMAGE_UNITS];
+
+ struct Input
+ {
+ operator bool() const // Returns true if stream contains data
+ {
+ return count != 0;
+ }
+
+ StreamType type : BITS(STREAMTYPE_LAST);
+ unsigned int count : 3;
+ bool normalized : 1;
+ };
+
+ struct Output
+ {
+ union
+ {
+ unsigned char write : 4;
+
+ struct
+ {
+ unsigned char xWrite : 1;
+ unsigned char yWrite : 1;
+ unsigned char zWrite : 1;
+ unsigned char wWrite : 1;
+ };
+ };
+
+ union
+ {
+ unsigned char clamp : 4;
+
+ struct
+ {
+ unsigned char xClamp : 1;
+ unsigned char yClamp : 1;
+ unsigned char zClamp : 1;
+ unsigned char wClamp : 1;
+ };
+ };
+ };
+
+ Input input[VERTEX_ATTRIBUTES];
+ Output output[12];
+ };
+
+ struct State : States
+ {
+ State();
+
+ bool operator==(const State &state) const;
+
+ unsigned int hash;
+ };
+
+ struct FixedFunction
+ {
+ float4 transformT[12][4];
+ float4 cameraTransformT[12][4];
+ float4 normalTransformT[12][4];
+ float4 textureTransform[8][4];
+
+ float4 lightPosition[8];
+ float4 lightAmbient[8];
+ float4 lightSpecular[8];
+ float4 lightDiffuse[8];
+ float4 attenuationConstant[8];
+ float4 attenuationLinear[8];
+ float4 attenuationQuadratic[8];
+ float lightRange[8];
+ float4 materialDiffuse;
+ float4 materialSpecular;
+ float materialShininess;
+ float4 globalAmbient;
+ float4 materialEmission;
+ float4 materialAmbient;
+ };
+
+ struct PointSprite
+ {
+ float4 pointSize;
+ float pointSizeMin;
+ float pointSizeMax;
+ float pointScaleA;
+ float pointScaleB;
+ float pointScaleC;
+ };
+
+ typedef void (*RoutinePointer)(Vertex *output, unsigned int *batch, VertexTask *vertexTask, DrawData *draw);
+
+ VertexProcessor(Context *context);
+
+ virtual ~VertexProcessor();
+
+ virtual void setInputStream(int index, const Stream &stream);
+ virtual void resetInputStreams(bool preTransformed);
+
+ virtual void setFloatConstant(unsigned int index, const float value[4]);
+ virtual void setIntegerConstant(unsigned int index, const int integer[4]);
+ virtual void setBooleanConstant(unsigned int index, int boolean);
+
+ virtual void setUniformBuffer(int index, sw::Resource* uniformBuffer, int offset);
+ virtual void lockUniformBuffers(byte** u, sw::Resource* uniformBuffers[]);
+
+ virtual void setTransformFeedbackBuffer(int index, sw::Resource* transformFeedbackBuffer, int offset, unsigned int reg, unsigned int row, unsigned int col, size_t stride);
+ virtual void lockTransformFeedbackBuffers(byte** t, unsigned int* v, unsigned int* r, unsigned int* c, unsigned int* s, sw::Resource* transformFeedbackBuffers[]);
+
+ // Transformations
+ virtual void setModelMatrix(const Matrix &M, int i = 0);
+ virtual void setViewMatrix(const Matrix &V);
+ virtual void setBaseMatrix(const Matrix &B);
+ virtual void setProjectionMatrix(const Matrix &P);
+
+ // Lighting
+ virtual void setLightingEnable(bool lightingEnable);
+ virtual void setLightEnable(unsigned int light, bool lightEnable);
+ virtual void setSpecularEnable(bool specularEnable);
+
+ virtual void setGlobalAmbient(const Color<float> &globalAmbient);
+ virtual void setLightPosition(unsigned int light, const Point &lightPosition);
+ virtual void setLightViewPosition(unsigned int light, const Point &lightPosition);
+ virtual void setLightDiffuse(unsigned int light, const Color<float> &lightDiffuse);
+ virtual void setLightSpecular(unsigned int light, const Color<float> &lightSpecular);
+ virtual void setLightAmbient(unsigned int light, const Color<float> &lightAmbient);
+ virtual void setLightAttenuation(unsigned int light, float constant, float linear, float quadratic);
+ virtual void setLightRange(unsigned int light, float lightRange);
+
+ virtual void setInstanceID(int instanceID);
+
+ virtual void setFogEnable(bool fogEnable);
+ virtual void setVertexFogMode(FogMode fogMode);
+ virtual void setRangeFogEnable(bool enable);
+
+ virtual void setColorVertexEnable(bool colorVertexEnable);
+ virtual void setDiffuseMaterialSource(MaterialSource diffuseMaterialSource);
+ virtual void setSpecularMaterialSource(MaterialSource specularMaterialSource);
+ virtual void setAmbientMaterialSource(MaterialSource ambientMaterialSource);
+ virtual void setEmissiveMaterialSource(MaterialSource emissiveMaterialSource);
+
+ virtual void setMaterialEmission(const Color<float> &emission);
+ virtual void setMaterialAmbient(const Color<float> &materialAmbient);
+ virtual void setMaterialDiffuse(const Color<float> &diffuseColor);
+ virtual void setMaterialSpecular(const Color<float> &specularColor);
+ virtual void setMaterialShininess(float specularPower);
+
+ virtual void setIndexedVertexBlendEnable(bool indexedVertexBlendEnable);
+ virtual void setVertexBlendMatrixCount(unsigned int vertexBlendMatrixCount);
+
+ virtual void setTextureWrap(unsigned int stage, int mask);
+ virtual void setTexGen(unsigned int stage, TexGen texGen);
+ virtual void setLocalViewer(bool localViewer);
+ virtual void setNormalizeNormals(bool normalizeNormals);
+ virtual void setTextureMatrix(int stage, const Matrix &T);
+ virtual void setTextureTransform(int stage, int count, bool project);
+
+ virtual void setTextureFilter(unsigned int sampler, FilterType textureFilter);
+ virtual void setMipmapFilter(unsigned int sampler, MipmapType mipmapFilter);
+ virtual void setGatherEnable(unsigned int sampler, bool enable);
+ virtual void setAddressingModeU(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setAddressingModeV(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setAddressingModeW(unsigned int sampler, AddressingMode addressingMode);
+ virtual void setReadSRGB(unsigned int sampler, bool sRGB);
+ virtual void setMipmapLOD(unsigned int sampler, float bias);
+ virtual void setBorderColor(unsigned int sampler, const Color<float> &borderColor);
+ virtual void setMaxAnisotropy(unsigned int stage, float maxAnisotropy);
+ virtual void setSwizzleR(unsigned int sampler, SwizzleType swizzleR);
+ virtual void setSwizzleG(unsigned int sampler, SwizzleType swizzleG);
+ virtual void setSwizzleB(unsigned int sampler, SwizzleType swizzleB);
+ virtual void setSwizzleA(unsigned int sampler, SwizzleType swizzleA);
+
+ virtual void setPointSize(float pointSize);
+ virtual void setPointSizeMin(float pointSizeMin);
+ virtual void setPointSizeMax(float pointSizeMax);
+ virtual void setPointScaleA(float pointScaleA);
+ virtual void setPointScaleB(float pointScaleB);
+ virtual void setPointScaleC(float pointScaleC);
+
+ virtual void setTransformFeedbackQueryEnabled(bool enable);
+ virtual void enableTransformFeedback(uint64_t enable);
+
+ protected:
+ const Matrix &getModelTransform(int i);
+ const Matrix &getViewTransform();
+
+ const State update();
+ Routine *routine(const State &state);
+
+ bool isFixedFunction();
+ void setRoutineCacheSize(int cacheSize);
+
+ // Shader constants
+ float4 c[VERTEX_UNIFORM_VECTORS + 1]; // One extra for indices out of range, c[VERTEX_UNIFORM_VECTORS] = {0, 0, 0, 0}
+ int4 i[16];
+ bool b[16];
+
+ PointSprite point;
+ FixedFunction ff;
+
+ private:
+ struct UniformBufferInfo
+ {
+ UniformBufferInfo();
+
+ Resource* buffer;
+ int offset;
+ };
+ UniformBufferInfo uniformBufferInfo[MAX_UNIFORM_BUFFER_BINDINGS];
+
+ struct TransformFeedbackInfo
+ {
+ TransformFeedbackInfo();
+
+ Resource* buffer;
+ int offset;
+ int reg;
+ int row;
+ int col;
+ size_t stride;
+ };
+ TransformFeedbackInfo transformFeedbackInfo[MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS];
+
+ void updateTransform();
+ void setTransform(const Matrix &M, int i);
+ void setCameraTransform(const Matrix &M, int i);
+ void setNormalTransform(const Matrix &M, int i);
+
+ Context *const context;
+
+ RoutineCache<State> *routineCache;
+
+ protected:
+ Matrix M[12]; // Model/Geometry/World matrix
+ Matrix V; // View/Camera/Eye matrix
+ Matrix B; // Base matrix
+ Matrix P; // Projection matrix
+ Matrix PB; // P * B
+ Matrix PBV; // P * B * V
+ Matrix PBVM[12]; // P * B * V * M
+
+ // Update hierarchy
+ bool updateMatrix;
+ bool updateModelMatrix[12];
+ bool updateViewMatrix;
+ bool updateBaseMatrix;
+ bool updateProjectionMatrix;
+ bool updateLighting;
+ };
+}
+
+#endif // sw_VertexProcessor_hpp
