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swiftshader / SwiftShader / 72e6f396eec5edfa6a4d3fabde1b7619f4f43062 / . / src / Renderer / Surface.cpp
blob: 3de3cfe49b45c7b838a52e2d3aac612768ec7ccc [file] [log] [blame]
// 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 "Surface.hpp"
#include "Color.hpp"
#include "Context.hpp"
#include "ETC_Decoder.hpp"
#include "Renderer.hpp"
#include "Common/Half.hpp"
#include "Common/Memory.hpp"
#include "Common/CPUID.hpp"
#include "Common/Resource.hpp"
#include "Common/Debug.hpp"
#include "Reactor/Reactor.hpp"
#if defined(__i386__) || defined(__x86_64__)
#include <xmmintrin.h>
#include <emmintrin.h>
#endif
#undef min
#undef max
namespace sw
{
extern bool quadLayoutEnabled;
extern bool complementaryDepthBuffer;
extern TranscendentalPrecision logPrecision;
unsigned int *Surface::palette = 0;
unsigned int Surface::paletteID = 0;
void Surface::Buffer::write(int x, int y, int z, const Color<float> &color)
{
ASSERT((x >= -border) && (x < (width + border)));
ASSERT((y >= -border) && (y < (height + border)));
ASSERT((z >= 0) && (z < depth));
byte *element = (byte*)buffer + (x + border) * bytes + (y + border) * pitchB + z * samples * sliceB;
for(int i = 0; i < samples; i++)
{
write(element, color);
element += sliceB;
}
}
void Surface::Buffer::write(int x, int y, const Color<float> &color)
{
ASSERT((x >= -border) && (x < (width + border)));
ASSERT((y >= -border) && (y < (height + border)));
byte *element = (byte*)buffer + (x + border) * bytes + (y + border) * pitchB;
for(int i = 0; i < samples; i++)
{
write(element, color);
element += sliceB;
}
}
inline void Surface::Buffer::write(void *element, const Color<float> &color)
{
float r = color.r;
float g = color.g;
float b = color.b;
float a = color.a;
if(isSRGBformat(format))
{
r = linearToSRGB(r);
g = linearToSRGB(g);
b = linearToSRGB(b);
}
switch(format)
{
case FORMAT_A8:
*(unsigned char*)element = unorm<8>(a);
break;
case FORMAT_R8_SNORM:
*(char*)element = snorm<8>(r);
break;
case FORMAT_R8:
*(unsigned char*)element = unorm<8>(r);
break;
case FORMAT_R8I:
*(char*)element = scast<8>(r);
break;
case FORMAT_R8UI:
*(unsigned char*)element = ucast<8>(r);
break;
case FORMAT_R16I:
*(short*)element = scast<16>(r);
break;
case FORMAT_R16UI:
*(unsigned short*)element = ucast<16>(r);
break;
case FORMAT_R32I:
*(int*)element = static_cast<int>(r);
break;
case FORMAT_R32UI:
*(unsigned int*)element = static_cast<unsigned int>(r);
break;
case FORMAT_R3G3B2:
*(unsigned char*)element = (unorm<3>(r) << 5) | (unorm<3>(g) << 2) | (unorm<2>(b) << 0);
break;
case FORMAT_A8R3G3B2:
*(unsigned short*)element = (unorm<8>(a) << 8) | (unorm<3>(r) << 5) | (unorm<3>(g) << 2) | (unorm<2>(b) << 0);
break;
case FORMAT_X4R4G4B4:
*(unsigned short*)element = 0xF000 | (unorm<4>(r) << 8) | (unorm<4>(g) << 4) | (unorm<4>(b) << 0);
break;
case FORMAT_A4R4G4B4:
*(unsigned short*)element = (unorm<4>(a) << 12) | (unorm<4>(r) << 8) | (unorm<4>(g) << 4) | (unorm<4>(b) << 0);
break;
case FORMAT_R4G4B4A4:
*(unsigned short*)element = (unorm<4>(r) << 12) | (unorm<4>(g) << 8) | (unorm<4>(b) << 4) | (unorm<4>(a) << 0);
break;
case FORMAT_R5G6B5:
*(unsigned short*)element = (unorm<5>(r) << 11) | (unorm<6>(g) << 5) | (unorm<5>(b) << 0);
break;
case FORMAT_A1R5G5B5:
*(unsigned short*)element = (unorm<1>(a) << 15) | (unorm<5>(r) << 10) | (unorm<5>(g) << 5) | (unorm<5>(b) << 0);
break;
case FORMAT_R5G5B5A1:
*(unsigned short*)element = (unorm<5>(r) << 11) | (unorm<5>(g) << 6) | (unorm<5>(b) << 1) | (unorm<5>(a) << 0);
break;
case FORMAT_X1R5G5B5:
*(unsigned short*)element = 0x8000 | (unorm<5>(r) << 10) | (unorm<5>(g) << 5) | (unorm<5>(b) << 0);
break;
case FORMAT_A8R8G8B8:
*(unsigned int*)element = (unorm<8>(a) << 24) | (unorm<8>(r) << 16) | (unorm<8>(g) << 8) | (unorm<8>(b) << 0);
break;
case FORMAT_X8R8G8B8:
*(unsigned int*)element = 0xFF000000 | (unorm<8>(r) << 16) | (unorm<8>(g) << 8) | (unorm<8>(b) << 0);
break;
case FORMAT_A8B8G8R8_SNORM:
*(unsigned int*)element = (static_cast<unsigned int>(snorm<8>(a)) << 24) |
(static_cast<unsigned int>(snorm<8>(b)) << 16) |
(static_cast<unsigned int>(snorm<8>(g)) << 8) |
(static_cast<unsigned int>(snorm<8>(r)) << 0);
break;
case FORMAT_A8B8G8R8:
case FORMAT_SRGB8_A8:
*(unsigned int*)element = (unorm<8>(a) << 24) | (unorm<8>(b) << 16) | (unorm<8>(g) << 8) | (unorm<8>(r) << 0);
break;
case FORMAT_A8B8G8R8I:
*(unsigned int*)element = (static_cast<unsigned int>(scast<8>(a)) << 24) |
(static_cast<unsigned int>(scast<8>(b)) << 16) |
(static_cast<unsigned int>(scast<8>(g)) << 8) |
(static_cast<unsigned int>(scast<8>(r)) << 0);
break;
case FORMAT_A8B8G8R8UI:
*(unsigned int*)element = (ucast<8>(a) << 24) | (ucast<8>(b) << 16) | (ucast<8>(g) << 8) | (ucast<8>(r) << 0);
break;
case FORMAT_X8B8G8R8_SNORM:
*(unsigned int*)element = 0x7F000000 |
(static_cast<unsigned int>(snorm<8>(b)) << 16) |
(static_cast<unsigned int>(snorm<8>(g)) << 8) |
(static_cast<unsigned int>(snorm<8>(r)) << 0);
break;
case FORMAT_X8B8G8R8:
case FORMAT_SRGB8_X8:
*(unsigned int*)element = 0xFF000000 | (unorm<8>(b) << 16) | (unorm<8>(g) << 8) | (unorm<8>(r) << 0);
break;
case FORMAT_X8B8G8R8I:
*(unsigned int*)element = 0x7F000000 |
(static_cast<unsigned int>(scast<8>(b)) << 16) |
(static_cast<unsigned int>(scast<8>(g)) << 8) |
(static_cast<unsigned int>(scast<8>(r)) << 0);
case FORMAT_X8B8G8R8UI:
*(unsigned int*)element = 0xFF000000 | (ucast<8>(b) << 16) | (ucast<8>(g) << 8) | (ucast<8>(r) << 0);
break;
case FORMAT_A2R10G10B10:
*(unsigned int*)element = (unorm<2>(a) << 30) | (unorm<10>(r) << 20) | (unorm<10>(g) << 10) | (unorm<10>(b) << 0);
break;
case FORMAT_A2B10G10R10:
case FORMAT_A2B10G10R10UI:
*(unsigned int*)element = (unorm<2>(a) << 30) | (unorm<10>(b) << 20) | (unorm<10>(g) << 10) | (unorm<10>(r) << 0);
break;
case FORMAT_G8R8_SNORM:
*(unsigned short*)element = (static_cast<unsigned short>(snorm<8>(g)) << 8) |
(static_cast<unsigned short>(snorm<8>(r)) << 0);
break;
case FORMAT_G8R8:
*(unsigned short*)element = (unorm<8>(g) << 8) | (unorm<8>(r) << 0);
break;
case FORMAT_G8R8I:
*(unsigned short*)element = (static_cast<unsigned short>(scast<8>(g)) << 8) |
(static_cast<unsigned short>(scast<8>(r)) << 0);
break;
case FORMAT_G8R8UI:
*(unsigned short*)element = (ucast<8>(g) << 8) | (ucast<8>(r) << 0);
break;
case FORMAT_G16R16:
*(unsigned int*)element = (unorm<16>(g) << 16) | (unorm<16>(r) << 0);
break;
case FORMAT_G16R16I:
*(unsigned int*)element = (static_cast<unsigned int>(scast<16>(g)) << 16) |
(static_cast<unsigned int>(scast<16>(r)) << 0);
break;
case FORMAT_G16R16UI:
*(unsigned int*)element = (ucast<16>(g) << 16) | (ucast<16>(r) << 0);
break;
case FORMAT_G32R32I:
case FORMAT_G32R32UI:
((unsigned int*)element)[0] = static_cast<unsigned int>(r);
((unsigned int*)element)[1] = static_cast<unsigned int>(g);
break;
case FORMAT_A16B16G16R16:
((unsigned short*)element)[0] = unorm<16>(r);
((unsigned short*)element)[1] = unorm<16>(g);
((unsigned short*)element)[2] = unorm<16>(b);
((unsigned short*)element)[3] = unorm<16>(a);
break;
case FORMAT_A16B16G16R16I:
((unsigned short*)element)[0] = static_cast<unsigned short>(scast<16>(r));
((unsigned short*)element)[1] = static_cast<unsigned short>(scast<16>(g));
((unsigned short*)element)[2] = static_cast<unsigned short>(scast<16>(b));
((unsigned short*)element)[3] = static_cast<unsigned short>(scast<16>(a));
break;
case FORMAT_A16B16G16R16UI:
((unsigned short*)element)[0] = static_cast<unsigned short>(ucast<16>(r));
((unsigned short*)element)[1] = static_cast<unsigned short>(ucast<16>(g));
((unsigned short*)element)[2] = static_cast<unsigned short>(ucast<16>(b));
((unsigned short*)element)[3] = static_cast<unsigned short>(ucast<16>(a));
break;
case FORMAT_X16B16G16R16I:
((unsigned short*)element)[0] = static_cast<unsigned short>(scast<16>(r));
((unsigned short*)element)[1] = static_cast<unsigned short>(scast<16>(g));
((unsigned short*)element)[2] = static_cast<unsigned short>(scast<16>(b));
break;
case FORMAT_X16B16G16R16UI:
((unsigned short*)element)[0] = static_cast<unsigned short>(ucast<16>(r));
((unsigned short*)element)[1] = static_cast<unsigned short>(ucast<16>(g));
((unsigned short*)element)[2] = static_cast<unsigned short>(ucast<16>(b));
break;
case FORMAT_A32B32G32R32I:
case FORMAT_A32B32G32R32UI:
((unsigned int*)element)[0] = static_cast<unsigned int>(r);
((unsigned int*)element)[1] = static_cast<unsigned int>(g);
((unsigned int*)element)[2] = static_cast<unsigned int>(b);
((unsigned int*)element)[3] = static_cast<unsigned int>(a);
break;
case FORMAT_X32B32G32R32I:
case FORMAT_X32B32G32R32UI:
((unsigned int*)element)[0] = static_cast<unsigned int>(r);
((unsigned int*)element)[1] = static_cast<unsigned int>(g);
((unsigned int*)element)[2] = static_cast<unsigned int>(b);
break;
case FORMAT_V8U8:
*(unsigned short*)element = (snorm<8>(g) << 8) | (snorm<8>(r) << 0);
break;
case FORMAT_L6V5U5:
*(unsigned short*)element = (unorm<6>(b) << 10) | (snorm<5>(g) << 5) | (snorm<5>(r) << 0);
break;
case FORMAT_Q8W8V8U8:
*(unsigned int*)element = (snorm<8>(a) << 24) | (snorm<8>(b) << 16) | (snorm<8>(g) << 8) | (snorm<8>(r) << 0);
break;
case FORMAT_X8L8V8U8:
*(unsigned int*)element = 0xFF000000 | (unorm<8>(b) << 16) | (snorm<8>(g) << 8) | (snorm<8>(r) << 0);
break;
case FORMAT_V16U16:
*(unsigned int*)element = (snorm<16>(g) << 16) | (snorm<16>(r) << 0);
break;
case FORMAT_A2W10V10U10:
*(unsigned int*)element = (unorm<2>(a) << 30) | (snorm<10>(b) << 20) | (snorm<10>(g) << 10) | (snorm<10>(r) << 0);
break;
case FORMAT_A16W16V16U16:
((unsigned short*)element)[0] = snorm<16>(r);
((unsigned short*)element)[1] = snorm<16>(g);
((unsigned short*)element)[2] = snorm<16>(b);
((unsigned short*)element)[3] = unorm<16>(a);
break;
case FORMAT_Q16W16V16U16:
((unsigned short*)element)[0] = snorm<16>(r);
((unsigned short*)element)[1] = snorm<16>(g);
((unsigned short*)element)[2] = snorm<16>(b);
((unsigned short*)element)[3] = snorm<16>(a);
break;
case FORMAT_R8G8B8:
((unsigned char*)element)[0] = unorm<8>(b);
((unsigned char*)element)[1] = unorm<8>(g);
((unsigned char*)element)[2] = unorm<8>(r);
break;
case FORMAT_B8G8R8:
((unsigned char*)element)[0] = unorm<8>(r);
((unsigned char*)element)[1] = unorm<8>(g);
((unsigned char*)element)[2] = unorm<8>(b);
break;
case FORMAT_R16F:
*(half*)element = (half)r;
break;
case FORMAT_A16F:
*(half*)element = (half)a;
break;
case FORMAT_G16R16F:
((half*)element)[0] = (half)r;
((half*)element)[1] = (half)g;
break;
case FORMAT_X16B16G16R16F_UNSIGNED:
r = max(r, 0.0f); g = max(g, 0.0f); b = max(b, 0.0f);
// Fall through to FORMAT_X16B16G16R16F.
case FORMAT_X16B16G16R16F:
((half*)element)[3] = 1.0f;
// Fall through to FORMAT_B16G16R16F.
case FORMAT_B16G16R16F:
((half*)element)[0] = (half)r;
((half*)element)[1] = (half)g;
((half*)element)[2] = (half)b;
break;
case FORMAT_A16B16G16R16F:
((half*)element)[0] = (half)r;
((half*)element)[1] = (half)g;
((half*)element)[2] = (half)b;
((half*)element)[3] = (half)a;
break;
case FORMAT_A32F:
*(float*)element = a;
break;
case FORMAT_R32F:
*(float*)element = r;
break;
case FORMAT_G32R32F:
((float*)element)[0] = r;
((float*)element)[1] = g;
break;
case FORMAT_X32B32G32R32F_UNSIGNED:
r = max(r, 0.0f); g = max(g, 0.0f); b = max(b, 0.0f);
// Fall through to FORMAT_X32B32G32R32F.
case FORMAT_X32B32G32R32F:
((float*)element)[3] = 1.0f;
// Fall through to FORMAT_B32G32R32F.
case FORMAT_B32G32R32F:
((float*)element)[0] = r;
((float*)element)[1] = g;
((float*)element)[2] = b;
break;
case FORMAT_A32B32G32R32F:
((float*)element)[0] = r;
((float*)element)[1] = g;
((float*)element)[2] = b;
((float*)element)[3] = a;
break;
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
*((float*)element) = r;
break;
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
*((float*)element) = 1 - r;
break;
case FORMAT_S8:
*((unsigned char*)element) = unorm<8>(r);
break;
case FORMAT_L8:
*(unsigned char*)element = unorm<8>(r);
break;
case FORMAT_A4L4:
*(unsigned char*)element = (unorm<4>(a) << 4) | (unorm<4>(r) << 0);
break;
case FORMAT_L16:
*(unsigned short*)element = unorm<16>(r);
break;
case FORMAT_A8L8:
*(unsigned short*)element = (unorm<8>(a) << 8) | (unorm<8>(r) << 0);
break;
case FORMAT_L16F:
*(half*)element = (half)r;
break;
case FORMAT_A16L16F:
((half*)element)[0] = (half)r;
((half*)element)[1] = (half)a;
break;
case FORMAT_L32F:
*(float*)element = r;
break;
case FORMAT_A32L32F:
((float*)element)[0] = r;
((float*)element)[1] = a;
break;
default:
ASSERT(false);
}
}
Color<float> Surface::Buffer::read(int x, int y, int z) const
{
ASSERT((x >= -border) && (x < (width + border)));
ASSERT((y >= -border) && (y < (height + border)));
ASSERT((z >= 0) && (z < depth));
void *element = (unsigned char*)buffer + (x + border) * bytes + (y + border) * pitchB + z * samples * sliceB;
return read(element);
}
Color<float> Surface::Buffer::read(int x, int y) const
{
ASSERT((x >= -border) && (x < (width + border)));
ASSERT((y >= -border) && (y < (height + border)));
void *element = (unsigned char*)buffer + (x + border) * bytes + (y + border) * pitchB;
return read(element);
}
inline Color<float> Surface::Buffer::read(void *element) const
{
float r = 0.0f;
float g = 0.0f;
float b = 0.0f;
float a = 1.0f;
switch(format)
{
case FORMAT_P8:
{
ASSERT(palette);
unsigned int abgr = palette[*(unsigned char*)element];
r = (abgr & 0x000000FF) * (1.0f / 0x000000FF);
g = (abgr & 0x0000FF00) * (1.0f / 0x0000FF00);
b = (abgr & 0x00FF0000) * (1.0f / 0x00FF0000);
a = (abgr & 0xFF000000) * (1.0f / 0xFF000000);
}
break;
case FORMAT_A8P8:
{
ASSERT(palette);
unsigned int bgr = palette[((unsigned char*)element)[0]];
r = (bgr & 0x000000FF) * (1.0f / 0x000000FF);
g = (bgr & 0x0000FF00) * (1.0f / 0x0000FF00);
b = (bgr & 0x00FF0000) * (1.0f / 0x00FF0000);
a = ((unsigned char*)element)[1] * (1.0f / 0xFF);
}
break;
case FORMAT_A8:
r = 0;
g = 0;
b = 0;
a = *(unsigned char*)element * (1.0f / 0xFF);
break;
case FORMAT_R8_SNORM:
r = max((*(signed char*)element) * (1.0f / 0x7F), -1.0f);
break;
case FORMAT_R8:
r = *(unsigned char*)element * (1.0f / 0xFF);
break;
case FORMAT_R8I:
r = *(signed char*)element;
break;
case FORMAT_R8UI:
r = *(unsigned char*)element;
break;
case FORMAT_R3G3B2:
{
unsigned char rgb = *(unsigned char*)element;
r = (rgb & 0xE0) * (1.0f / 0xE0);
g = (rgb & 0x1C) * (1.0f / 0x1C);
b = (rgb & 0x03) * (1.0f / 0x03);
}
break;
case FORMAT_A8R3G3B2:
{
unsigned short argb = *(unsigned short*)element;
a = (argb & 0xFF00) * (1.0f / 0xFF00);
r = (argb & 0x00E0) * (1.0f / 0x00E0);
g = (argb & 0x001C) * (1.0f / 0x001C);
b = (argb & 0x0003) * (1.0f / 0x0003);
}
break;
case FORMAT_X4R4G4B4:
{
unsigned short rgb = *(unsigned short*)element;
r = (rgb & 0x0F00) * (1.0f / 0x0F00);
g = (rgb & 0x00F0) * (1.0f / 0x00F0);
b = (rgb & 0x000F) * (1.0f / 0x000F);
}
break;
case FORMAT_A4R4G4B4:
{
unsigned short argb = *(unsigned short*)element;
a = (argb & 0xF000) * (1.0f / 0xF000);
r = (argb & 0x0F00) * (1.0f / 0x0F00);
g = (argb & 0x00F0) * (1.0f / 0x00F0);
b = (argb & 0x000F) * (1.0f / 0x000F);
}
break;
case FORMAT_R4G4B4A4:
{
unsigned short rgba = *(unsigned short*)element;
r = (rgba & 0xF000) * (1.0f / 0xF000);
g = (rgba & 0x0F00) * (1.0f / 0x0F00);
b = (rgba & 0x00F0) * (1.0f / 0x00F0);
a = (rgba & 0x000F) * (1.0f / 0x000F);
}
break;
case FORMAT_R5G6B5:
{
unsigned short rgb = *(unsigned short*)element;
r = (rgb & 0xF800) * (1.0f / 0xF800);
g = (rgb & 0x07E0) * (1.0f / 0x07E0);
b = (rgb & 0x001F) * (1.0f / 0x001F);
}
break;
case FORMAT_A1R5G5B5:
{
unsigned short argb = *(unsigned short*)element;
a = (argb & 0x8000) * (1.0f / 0x8000);
r = (argb & 0x7C00) * (1.0f / 0x7C00);
g = (argb & 0x03E0) * (1.0f / 0x03E0);
b = (argb & 0x001F) * (1.0f / 0x001F);
}
break;
case FORMAT_R5G5B5A1:
{
unsigned short rgba = *(unsigned short*)element;
r = (rgba & 0xF800) * (1.0f / 0xF800);
g = (rgba & 0x07C0) * (1.0f / 0x07C0);
b = (rgba & 0x003E) * (1.0f / 0x003E);
a = (rgba & 0x0001) * (1.0f / 0x0001);
}
break;
case FORMAT_X1R5G5B5:
{
unsigned short xrgb = *(unsigned short*)element;
r = (xrgb & 0x7C00) * (1.0f / 0x7C00);
g = (xrgb & 0x03E0) * (1.0f / 0x03E0);
b = (xrgb & 0x001F) * (1.0f / 0x001F);
}
break;
case FORMAT_A8R8G8B8:
{
unsigned int argb = *(unsigned int*)element;
a = (argb & 0xFF000000) * (1.0f / 0xFF000000);
r = (argb & 0x00FF0000) * (1.0f / 0x00FF0000);
g = (argb & 0x0000FF00) * (1.0f / 0x0000FF00);
b = (argb & 0x000000FF) * (1.0f / 0x000000FF);
}
break;
case FORMAT_X8R8G8B8:
{
unsigned int xrgb = *(unsigned int*)element;
r = (xrgb & 0x00FF0000) * (1.0f / 0x00FF0000);
g = (xrgb & 0x0000FF00) * (1.0f / 0x0000FF00);
b = (xrgb & 0x000000FF) * (1.0f / 0x000000FF);
}
break;
case FORMAT_A8B8G8R8_SNORM:
{
signed char* abgr = (signed char*)element;
r = max(abgr[0] * (1.0f / 0x7F), -1.0f);
g = max(abgr[1] * (1.0f / 0x7F), -1.0f);
b = max(abgr[2] * (1.0f / 0x7F), -1.0f);
a = max(abgr[3] * (1.0f / 0x7F), -1.0f);
}
break;
case FORMAT_A8B8G8R8:
case FORMAT_SRGB8_A8:
{
unsigned int abgr = *(unsigned int*)element;
a = (abgr & 0xFF000000) * (1.0f / 0xFF000000);
b = (abgr & 0x00FF0000) * (1.0f / 0x00FF0000);
g = (abgr & 0x0000FF00) * (1.0f / 0x0000FF00);
r = (abgr & 0x000000FF) * (1.0f / 0x000000FF);
}
break;
case FORMAT_A8B8G8R8I:
{
signed char* abgr = (signed char*)element;
r = abgr[0];
g = abgr[1];
b = abgr[2];
a = abgr[3];
}
break;
case FORMAT_A8B8G8R8UI:
{
unsigned char* abgr = (unsigned char*)element;
r = abgr[0];
g = abgr[1];
b = abgr[2];
a = abgr[3];
}
break;
case FORMAT_X8B8G8R8_SNORM:
{
signed char* bgr = (signed char*)element;
r = max(bgr[0] * (1.0f / 0x7F), -1.0f);
g = max(bgr[1] * (1.0f / 0x7F), -1.0f);
b = max(bgr[2] * (1.0f / 0x7F), -1.0f);
}
break;
case FORMAT_X8B8G8R8:
case FORMAT_SRGB8_X8:
{
unsigned int xbgr = *(unsigned int*)element;
b = (xbgr & 0x00FF0000) * (1.0f / 0x00FF0000);
g = (xbgr & 0x0000FF00) * (1.0f / 0x0000FF00);
r = (xbgr & 0x000000FF) * (1.0f / 0x000000FF);
}
break;
case FORMAT_X8B8G8R8I:
{
signed char* bgr = (signed char*)element;
r = bgr[0];
g = bgr[1];
b = bgr[2];
}
break;
case FORMAT_X8B8G8R8UI:
{
unsigned char* bgr = (unsigned char*)element;
r = bgr[0];
g = bgr[1];
b = bgr[2];
}
break;
case FORMAT_G8R8_SNORM:
{
signed char* gr = (signed char*)element;
r = (gr[0] & 0xFF00) * (1.0f / 0xFF00);
g = (gr[1] & 0x00FF) * (1.0f / 0x00FF);
}
break;
case FORMAT_G8R8:
{
unsigned short gr = *(unsigned short*)element;
g = (gr & 0xFF00) * (1.0f / 0xFF00);
r = (gr & 0x00FF) * (1.0f / 0x00FF);
}
break;
case FORMAT_G8R8I:
{
signed char* gr = (signed char*)element;
r = gr[0];
g = gr[1];
}
break;
case FORMAT_G8R8UI:
{
unsigned char* gr = (unsigned char*)element;
r = gr[0];
g = gr[1];
}
break;
case FORMAT_R16I:
r = *((short*)element);
break;
case FORMAT_R16UI:
r = *((unsigned short*)element);
break;
case FORMAT_G16R16I:
{
short* gr = (short*)element;
r = gr[0];
g = gr[1];
}
break;
case FORMAT_G16R16:
{
unsigned int gr = *(unsigned int*)element;
g = (gr & 0xFFFF0000) * (1.0f / 0xFFFF0000);
r = (gr & 0x0000FFFF) * (1.0f / 0x0000FFFF);
}
break;
case FORMAT_G16R16UI:
{
unsigned short* gr = (unsigned short*)element;
r = gr[0];
g = gr[1];
}
break;
case FORMAT_A2R10G10B10:
{
unsigned int argb = *(unsigned int*)element;
a = (argb & 0xC0000000) * (1.0f / 0xC0000000);
r = (argb & 0x3FF00000) * (1.0f / 0x3FF00000);
g = (argb & 0x000FFC00) * (1.0f / 0x000FFC00);
b = (argb & 0x000003FF) * (1.0f / 0x000003FF);
}
break;
case FORMAT_A2B10G10R10:
{
unsigned int abgr = *(unsigned int*)element;
a = (abgr & 0xC0000000) * (1.0f / 0xC0000000);
b = (abgr & 0x3FF00000) * (1.0f / 0x3FF00000);
g = (abgr & 0x000FFC00) * (1.0f / 0x000FFC00);
r = (abgr & 0x000003FF) * (1.0f / 0x000003FF);
}
break;
case FORMAT_A2B10G10R10UI:
{
unsigned int abgr = *(unsigned int*)element;
a = static_cast<float>((abgr & 0xC0000000) >> 30);
b = static_cast<float>((abgr & 0x3FF00000) >> 20);
g = static_cast<float>((abgr & 0x000FFC00) >> 10);
r = static_cast<float>(abgr & 0x000003FF);
}
break;
case FORMAT_A16B16G16R16I:
{
short* abgr = (short*)element;
r = abgr[0];
g = abgr[1];
b = abgr[2];
a = abgr[3];
}
break;
case FORMAT_A16B16G16R16:
r = ((unsigned short*)element)[0] * (1.0f / 0xFFFF);
g = ((unsigned short*)element)[1] * (1.0f / 0xFFFF);
b = ((unsigned short*)element)[2] * (1.0f / 0xFFFF);
a = ((unsigned short*)element)[3] * (1.0f / 0xFFFF);
break;
case FORMAT_A16B16G16R16UI:
{
unsigned short* abgr = (unsigned short*)element;
r = abgr[0];
g = abgr[1];
b = abgr[2];
a = abgr[3];
}
break;
case FORMAT_X16B16G16R16I:
{
short* bgr = (short*)element;
r = bgr[0];
g = bgr[1];
b = bgr[2];
}
break;
case FORMAT_X16B16G16R16UI:
{
unsigned short* bgr = (unsigned short*)element;
r = bgr[0];
g = bgr[1];
b = bgr[2];
}
break;
case FORMAT_A32B32G32R32I:
{
int* abgr = (int*)element;
r = static_cast<float>(abgr[0]);
g = static_cast<float>(abgr[1]);
b = static_cast<float>(abgr[2]);
a = static_cast<float>(abgr[3]);
}
break;
case FORMAT_A32B32G32R32UI:
{
unsigned int* abgr = (unsigned int*)element;
r = static_cast<float>(abgr[0]);
g = static_cast<float>(abgr[1]);
b = static_cast<float>(abgr[2]);
a = static_cast<float>(abgr[3]);
}
break;
case FORMAT_X32B32G32R32I:
{
int* bgr = (int*)element;
r = static_cast<float>(bgr[0]);
g = static_cast<float>(bgr[1]);
b = static_cast<float>(bgr[2]);
}
break;
case FORMAT_X32B32G32R32UI:
{
unsigned int* bgr = (unsigned int*)element;
r = static_cast<float>(bgr[0]);
g = static_cast<float>(bgr[1]);
b = static_cast<float>(bgr[2]);
}
break;
case FORMAT_G32R32I:
{
int* gr = (int*)element;
r = static_cast<float>(gr[0]);
g = static_cast<float>(gr[1]);
}
break;
case FORMAT_G32R32UI:
{
unsigned int* gr = (unsigned int*)element;
r = static_cast<float>(gr[0]);
g = static_cast<float>(gr[1]);
}
break;
case FORMAT_R32I:
r = static_cast<float>(*((int*)element));
break;
case FORMAT_R32UI:
r = static_cast<float>(*((unsigned int*)element));
break;
case FORMAT_V8U8:
{
unsigned short vu = *(unsigned short*)element;
r = ((int)(vu & 0x00FF) << 24) * (1.0f / 0x7F000000);
g = ((int)(vu & 0xFF00) << 16) * (1.0f / 0x7F000000);
}
break;
case FORMAT_L6V5U5:
{
unsigned short lvu = *(unsigned short*)element;
r = ((int)(lvu & 0x001F) << 27) * (1.0f / 0x78000000);
g = ((int)(lvu & 0x03E0) << 22) * (1.0f / 0x78000000);
b = (lvu & 0xFC00) * (1.0f / 0xFC00);
}
break;
case FORMAT_Q8W8V8U8:
{
unsigned int qwvu = *(unsigned int*)element;
r = ((int)(qwvu & 0x000000FF) << 24) * (1.0f / 0x7F000000);
g = ((int)(qwvu & 0x0000FF00) << 16) * (1.0f / 0x7F000000);
b = ((int)(qwvu & 0x00FF0000) << 8) * (1.0f / 0x7F000000);
a = ((int)(qwvu & 0xFF000000) << 0) * (1.0f / 0x7F000000);
}
break;
case FORMAT_X8L8V8U8:
{
unsigned int xlvu = *(unsigned int*)element;
r = ((int)(xlvu & 0x000000FF) << 24) * (1.0f / 0x7F000000);
g = ((int)(xlvu & 0x0000FF00) << 16) * (1.0f / 0x7F000000);
b = (xlvu & 0x00FF0000) * (1.0f / 0x00FF0000);
}
break;
case FORMAT_R8G8B8:
r = ((unsigned char*)element)[2] * (1.0f / 0xFF);
g = ((unsigned char*)element)[1] * (1.0f / 0xFF);
b = ((unsigned char*)element)[0] * (1.0f / 0xFF);
break;
case FORMAT_B8G8R8:
r = ((unsigned char*)element)[0] * (1.0f / 0xFF);
g = ((unsigned char*)element)[1] * (1.0f / 0xFF);
b = ((unsigned char*)element)[2] * (1.0f / 0xFF);
break;
case FORMAT_V16U16:
{
unsigned int vu = *(unsigned int*)element;
r = ((int)(vu & 0x0000FFFF) << 16) * (1.0f / 0x7FFF0000);
g = ((int)(vu & 0xFFFF0000) << 0) * (1.0f / 0x7FFF0000);
}
break;
case FORMAT_A2W10V10U10:
{
unsigned int awvu = *(unsigned int*)element;
r = ((int)(awvu & 0x000003FF) << 22) * (1.0f / 0x7FC00000);
g = ((int)(awvu & 0x000FFC00) << 12) * (1.0f / 0x7FC00000);
b = ((int)(awvu & 0x3FF00000) << 2) * (1.0f / 0x7FC00000);
a = (awvu & 0xC0000000) * (1.0f / 0xC0000000);
}
break;
case FORMAT_A16W16V16U16:
r = ((signed short*)element)[0] * (1.0f / 0x7FFF);
g = ((signed short*)element)[1] * (1.0f / 0x7FFF);
b = ((signed short*)element)[2] * (1.0f / 0x7FFF);
a = ((unsigned short*)element)[3] * (1.0f / 0xFFFF);
break;
case FORMAT_Q16W16V16U16:
r = ((signed short*)element)[0] * (1.0f / 0x7FFF);
g = ((signed short*)element)[1] * (1.0f / 0x7FFF);
b = ((signed short*)element)[2] * (1.0f / 0x7FFF);
a = ((signed short*)element)[3] * (1.0f / 0x7FFF);
break;
case FORMAT_L8:
r =
g =
b = *(unsigned char*)element * (1.0f / 0xFF);
break;
case FORMAT_A4L4:
{
unsigned char al = *(unsigned char*)element;
r =
g =
b = (al & 0x0F) * (1.0f / 0x0F);
a = (al & 0xF0) * (1.0f / 0xF0);
}
break;
case FORMAT_L16:
r =
g =
b = *(unsigned short*)element * (1.0f / 0xFFFF);
break;
case FORMAT_A8L8:
r =
g =
b = ((unsigned char*)element)[0] * (1.0f / 0xFF);
a = ((unsigned char*)element)[1] * (1.0f / 0xFF);
break;
case FORMAT_L16F:
r =
g =
b = *(half*)element;
break;
case FORMAT_A16L16F:
r =
g =
b = ((half*)element)[0];
a = ((half*)element)[1];
break;
case FORMAT_L32F:
r =
g =
b = *(float*)element;
break;
case FORMAT_A32L32F:
r =
g =
b = ((float*)element)[0];
a = ((float*)element)[1];
break;
case FORMAT_A16F:
a = *(half*)element;
break;
case FORMAT_R16F:
r = *(half*)element;
break;
case FORMAT_G16R16F:
r = ((half*)element)[0];
g = ((half*)element)[1];
break;
case FORMAT_X16B16G16R16F:
case FORMAT_X16B16G16R16F_UNSIGNED:
case FORMAT_B16G16R16F:
r = ((half*)element)[0];
g = ((half*)element)[1];
b = ((half*)element)[2];
break;
case FORMAT_A16B16G16R16F:
r = ((half*)element)[0];
g = ((half*)element)[1];
b = ((half*)element)[2];
a = ((half*)element)[3];
break;
case FORMAT_A32F:
a = *(float*)element;
break;
case FORMAT_R32F:
r = *(float*)element;
break;
case FORMAT_G32R32F:
r = ((float*)element)[0];
g = ((float*)element)[1];
break;
case FORMAT_X32B32G32R32F:
case FORMAT_X32B32G32R32F_UNSIGNED:
case FORMAT_B32G32R32F:
r = ((float*)element)[0];
g = ((float*)element)[1];
b = ((float*)element)[2];
break;
case FORMAT_A32B32G32R32F:
r = ((float*)element)[0];
g = ((float*)element)[1];
b = ((float*)element)[2];
a = ((float*)element)[3];
break;
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
r = *(float*)element;
g = r;
b = r;
a = r;
break;
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
r = 1.0f - *(float*)element;
g = r;
b = r;
a = r;
break;
case FORMAT_S8:
r = *(unsigned char*)element * (1.0f / 0xFF);
break;
default:
ASSERT(false);
}
if(isSRGBformat(format))
{
r = sRGBtoLinear(r);
g = sRGBtoLinear(g);
b = sRGBtoLinear(b);
}
return Color<float>(r, g, b, a);
}
Color<float> Surface::Buffer::sample(float x, float y, float z) const
{
x -= 0.5f;
y -= 0.5f;
z -= 0.5f;
int x0 = clamp((int)x, 0, width - 1);
int x1 = (x0 + 1 >= width) ? x0 : x0 + 1;
int y0 = clamp((int)y, 0, height - 1);
int y1 = (y0 + 1 >= height) ? y0 : y0 + 1;
int z0 = clamp((int)z, 0, depth - 1);
int z1 = (z0 + 1 >= depth) ? z0 : z0 + 1;
Color<float> c000 = read(x0, y0, z0);
Color<float> c100 = read(x1, y0, z0);
Color<float> c010 = read(x0, y1, z0);
Color<float> c110 = read(x1, y1, z0);
Color<float> c001 = read(x0, y0, z1);
Color<float> c101 = read(x1, y0, z1);
Color<float> c011 = read(x0, y1, z1);
Color<float> c111 = read(x1, y1, z1);
float fx = x - x0;
float fy = y - y0;
float fz = z - z0;
c000 *= (1 - fx) * (1 - fy) * (1 - fz);
c100 *= fx * (1 - fy) * (1 - fz);
c010 *= (1 - fx) * fy * (1 - fz);
c110 *= fx * fy * (1 - fz);
c001 *= (1 - fx) * (1 - fy) * fz;
c101 *= fx * (1 - fy) * fz;
c011 *= (1 - fx) * fy * fz;
c111 *= fx * fy * fz;
return c000 + c100 + c010 + c110 + c001 + c101 + c011 + c111;
}
Color<float> Surface::Buffer::sample(float x, float y, int layer) const
{
x -= 0.5f;
y -= 0.5f;
int x0 = clamp((int)x, 0, width - 1);
int x1 = (x0 + 1 >= width) ? x0 : x0 + 1;
int y0 = clamp((int)y, 0, height - 1);
int y1 = (y0 + 1 >= height) ? y0 : y0 + 1;
Color<float> c00 = read(x0, y0, layer);
Color<float> c10 = read(x1, y0, layer);
Color<float> c01 = read(x0, y1, layer);
Color<float> c11 = read(x1, y1, layer);
float fx = x - x0;
float fy = y - y0;
c00 *= (1 - fx) * (1 - fy);
c10 *= fx * (1 - fy);
c01 *= (1 - fx) * fy;
c11 *= fx * fy;
return c00 + c10 + c01 + c11;
}
void *Surface::Buffer::lockRect(int x, int y, int z, Lock lock)
{
this->lock = lock;
switch(lock)
{
case LOCK_UNLOCKED:
case LOCK_READONLY:
case LOCK_UPDATE:
break;
case LOCK_WRITEONLY:
case LOCK_READWRITE:
case LOCK_DISCARD:
dirty = true;
break;
default:
ASSERT(false);
}
if(buffer)
{
x += border;
y += border;
switch(format)
{
case FORMAT_DXT1:
case FORMAT_ATI1:
case FORMAT_ETC1:
case FORMAT_R11_EAC:
case FORMAT_SIGNED_R11_EAC:
case FORMAT_RGB8_ETC2:
case FORMAT_SRGB8_ETC2:
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
return (unsigned char*)buffer + 8 * (x / 4) + (y / 4) * pitchB + z * sliceB;
case FORMAT_RG11_EAC:
case FORMAT_SIGNED_RG11_EAC:
case FORMAT_RGBA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ETC2_EAC:
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
return (unsigned char*)buffer + 16 * (x / 4) + (y / 4) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
return (unsigned char*)buffer + 16 * (x / 5) + (y / 4) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
return (unsigned char*)buffer + 16 * (x / 5) + (y / 5) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
return (unsigned char*)buffer + 16 * (x / 6) + (y / 5) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
return (unsigned char*)buffer + 16 * (x / 6) + (y / 6) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
return (unsigned char*)buffer + 16 * (x / 8) + (y / 5) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
return (unsigned char*)buffer + 16 * (x / 8) + (y / 6) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
return (unsigned char*)buffer + 16 * (x / 8) + (y / 8) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
return (unsigned char*)buffer + 16 * (x / 10) + (y / 5) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
return (unsigned char*)buffer + 16 * (x / 10) + (y / 6) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
return (unsigned char*)buffer + 16 * (x / 10) + (y / 8) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
return (unsigned char*)buffer + 16 * (x / 10) + (y / 10) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
return (unsigned char*)buffer + 16 * (x / 12) + (y / 10) * pitchB + z * sliceB;
case FORMAT_RGBA_ASTC_12x12_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR:
return (unsigned char*)buffer + 16 * (x / 12) + (y / 12) * pitchB + z * sliceB;
case FORMAT_DXT3:
case FORMAT_DXT5:
case FORMAT_ATI2:
return (unsigned char*)buffer + 16 * (x / 4) + (y / 4) * pitchB + z * sliceB;
default:
return (unsigned char*)buffer + x * bytes + y * pitchB + z * samples * sliceB;
}
}
return nullptr;
}
void Surface::Buffer::unlockRect()
{
lock = LOCK_UNLOCKED;
}
class SurfaceImplementation : public Surface
{
public:
SurfaceImplementation(int width, int height, int depth, Format format, void *pixels, int pitch, int slice)
: Surface(width, height, depth, format, pixels, pitch, slice) {}
SurfaceImplementation(Resource *texture, int width, int height, int depth, int border, int samples, Format format, bool lockable, bool renderTarget, int pitchP = 0)
: Surface(texture, width, height, depth, border, samples, format, lockable, renderTarget, pitchP) {}
~SurfaceImplementation() override {}
void *lockInternal(int x, int y, int z, Lock lock, Accessor client) override
{
return Surface::lockInternal(x, y, z, lock, client);
}
void unlockInternal() override
{
Surface::unlockInternal();
}
};
Surface *Surface::create(int width, int height, int depth, Format format, void *pixels, int pitch, int slice)
{
return new SurfaceImplementation(width, height, depth, format, pixels, pitch, slice);
}
Surface *Surface::create(Resource *texture, int width, int height, int depth, int border, int samples, Format format, bool lockable, bool renderTarget, int pitchPprovided)
{
return new SurfaceImplementation(texture, width, height, depth, border, samples, format, lockable, renderTarget, pitchPprovided);
}
Surface::Surface(int width, int height, int depth, Format format, void *pixels, int pitch, int slice) : lockable(true), renderTarget(false)
{
resource = new Resource(0);
hasParent = false;
ownExternal = false;
depth = max(1, depth);
external.buffer = pixels;
external.width = width;
external.height = height;
external.depth = depth;
external.samples = 1;
external.format = format;
external.bytes = bytes(external.format);
external.pitchB = pitch;
external.pitchP = external.bytes ? pitch / external.bytes : 0;
external.sliceB = slice;
external.sliceP = external.bytes ? slice / external.bytes : 0;
external.border = 0;
external.lock = LOCK_UNLOCKED;
external.dirty = true;
internal.buffer = nullptr;
internal.width = width;
internal.height = height;
internal.depth = depth;
internal.samples = 1;
internal.format = selectInternalFormat(format);
internal.bytes = bytes(internal.format);
internal.pitchB = pitchB(internal.width, 0, internal.format, false);
internal.pitchP = pitchP(internal.width, 0, internal.format, false);
internal.sliceB = sliceB(internal.width, internal.height, 0, internal.format, false);
internal.sliceP = sliceP(internal.width, internal.height, 0, internal.format, false);
internal.border = 0;
internal.lock = LOCK_UNLOCKED;
internal.dirty = false;
stencil.buffer = nullptr;
stencil.width = width;
stencil.height = height;
stencil.depth = depth;
stencil.samples = 1;
stencil.format = isStencil(format) ? FORMAT_S8 : FORMAT_NULL;
stencil.bytes = bytes(stencil.format);
stencil.pitchB = pitchB(stencil.width, 0, stencil.format, false);
stencil.pitchP = pitchP(stencil.width, 0, stencil.format, false);
stencil.sliceB = sliceB(stencil.width, stencil.height, 0, stencil.format, false);
stencil.sliceP = sliceP(stencil.width, stencil.height, 0, stencil.format, false);
stencil.border = 0;
stencil.lock = LOCK_UNLOCKED;
stencil.dirty = false;
dirtyContents = true;
paletteUsed = 0;
}
Surface::Surface(Resource *texture, int width, int height, int depth, int border, int samples, Format format, bool lockable, bool renderTarget, int pitchPprovided) : lockable(lockable), renderTarget(renderTarget)
{
resource = texture ? texture : new Resource(0);
hasParent = texture != nullptr;
ownExternal = true;
depth = max(1, depth);
samples = max(1, samples);
external.buffer = nullptr;
external.width = width;
external.height = height;
external.depth = depth;
external.samples = (short)samples;
external.format = format;
external.bytes = bytes(external.format);
external.pitchB = !pitchPprovided ? pitchB(external.width, 0, external.format, renderTarget && !texture) : pitchPprovided * external.bytes;
external.pitchP = !pitchPprovided ? pitchP(external.width, 0, external.format, renderTarget && !texture) : pitchPprovided;
external.sliceB = sliceB(external.width, external.height, 0, external.format, renderTarget && !texture);
external.sliceP = sliceP(external.width, external.height, 0, external.format, renderTarget && !texture);
external.border = 0;
external.lock = LOCK_UNLOCKED;
external.dirty = false;
internal.buffer = nullptr;
internal.width = width;
internal.height = height;
internal.depth = depth;
internal.samples = (short)samples;
internal.format = selectInternalFormat(format);
internal.bytes = bytes(internal.format);
internal.pitchB = !pitchPprovided ? pitchB(internal.width, border, internal.format, renderTarget) : pitchPprovided * internal.bytes;
internal.pitchP = !pitchPprovided ? pitchP(internal.width, border, internal.format, renderTarget) : pitchPprovided;
internal.sliceB = sliceB(internal.width, internal.height, border, internal.format, renderTarget);
internal.sliceP = sliceP(internal.width, internal.height, border, internal.format, renderTarget);
internal.border = (short)border;
internal.lock = LOCK_UNLOCKED;
internal.dirty = false;
stencil.buffer = nullptr;
stencil.width = width;
stencil.height = height;
stencil.depth = depth;
stencil.samples = (short)samples;
stencil.format = isStencil(format) ? FORMAT_S8 : FORMAT_NULL;
stencil.bytes = bytes(stencil.format);
stencil.pitchB = pitchB(stencil.width, 0, stencil.format, renderTarget);
stencil.pitchP = pitchP(stencil.width, 0, stencil.format, renderTarget);
stencil.sliceB = sliceB(stencil.width, stencil.height, 0, stencil.format, renderTarget);
stencil.sliceP = sliceP(stencil.width, stencil.height, 0, stencil.format, renderTarget);
stencil.border = 0;
stencil.lock = LOCK_UNLOCKED;
stencil.dirty = false;
dirtyContents = true;
paletteUsed = 0;
}
Surface::~Surface()
{
// sync() must be called before this destructor to ensure all locks have been released.
// We can't call it here because the parent resource may already have been destroyed.
ASSERT(isUnlocked());
if(!hasParent)
{
resource->destruct();
}
if(ownExternal)
{
deallocate(external.buffer);
}
if(internal.buffer != external.buffer)
{
deallocate(internal.buffer);
}
deallocate(stencil.buffer);
external.buffer = nullptr;
internal.buffer = nullptr;
stencil.buffer = nullptr;
}
void *Surface::lockExternal(int x, int y, int z, Lock lock, Accessor client)
{
resource->lock(client);
if(!external.buffer)
{
if(internal.buffer && identicalBuffers())
{
external.buffer = internal.buffer;
}
else
{
external.buffer = allocateBuffer(external.width, external.height, external.depth, external.border, external.samples, external.format);
}
}
if(internal.dirty)
{
if(lock != LOCK_DISCARD)
{
update(external, internal);
}
internal.dirty = false;
}
switch(lock)
{
case LOCK_READONLY:
break;
case LOCK_WRITEONLY:
case LOCK_READWRITE:
case LOCK_DISCARD:
dirtyContents = true;
break;
default:
ASSERT(false);
}
return external.lockRect(x, y, z, lock);
}
void Surface::unlockExternal()
{
external.unlockRect();
resource->unlock();
}
void *Surface::lockInternal(int x, int y, int z, Lock lock, Accessor client)
{
if(lock != LOCK_UNLOCKED)
{
resource->lock(client);
}
if(!internal.buffer)
{
if(external.buffer && identicalBuffers())
{
internal.buffer = external.buffer;
}
else
{
internal.buffer = allocateBuffer(internal.width, internal.height, internal.depth, internal.border, internal.samples, internal.format);
}
}
// FIXME: WHQL requires conversion to lower external precision and back
if(logPrecision >= WHQL)
{
if(internal.dirty && renderTarget && internal.format != external.format)
{
if(lock != LOCK_DISCARD)
{
switch(external.format)
{
case FORMAT_R3G3B2:
case FORMAT_A8R3G3B2:
case FORMAT_A1R5G5B5:
case FORMAT_A2R10G10B10:
case FORMAT_A2B10G10R10:
lockExternal(0, 0, 0, LOCK_READWRITE, client);
unlockExternal();
break;
default:
// Difference passes WHQL
break;
}
}
}
}
if(external.dirty || (isPalette(external.format) && paletteUsed != Surface::paletteID))
{
if(lock != LOCK_DISCARD)
{
update(internal, external);
}
external.dirty = false;
paletteUsed = Surface::paletteID;
}
switch(lock)
{
case LOCK_UNLOCKED:
case LOCK_READONLY:
break;
case LOCK_WRITEONLY:
case LOCK_READWRITE:
case LOCK_DISCARD:
dirtyContents = true;
break;
default:
ASSERT(false);
}
if(lock == LOCK_READONLY && client == PUBLIC)
{
resolve();
}
return internal.lockRect(x, y, z, lock);
}
void Surface::unlockInternal()
{
internal.unlockRect();
resource->unlock();
}
void *Surface::lockStencil(int x, int y, int front, Accessor client)
{
resource->lock(client);
if(stencil.format == FORMAT_NULL)
{
return nullptr;
}
if(!stencil.buffer)
{
stencil.buffer = allocateBuffer(stencil.width, stencil.height, stencil.depth, stencil.border, stencil.samples, stencil.format);
}
return stencil.lockRect(x, y, front, LOCK_READWRITE); // FIXME
}
void Surface::unlockStencil()
{
stencil.unlockRect();
resource->unlock();
}
int Surface::bytes(Format format)
{
switch(format)
{
case FORMAT_NULL: return 0;
case FORMAT_P8: return 1;
case FORMAT_A8P8: return 2;
case FORMAT_A8: return 1;
case FORMAT_R8I: return 1;
case FORMAT_R8: return 1;
case FORMAT_R3G3B2: return 1;
case FORMAT_R16I: return 2;
case FORMAT_R16UI: return 2;
case FORMAT_A8R3G3B2: return 2;
case FORMAT_R5G6B5: return 2;
case FORMAT_A1R5G5B5: return 2;
case FORMAT_X1R5G5B5: return 2;
case FORMAT_R5G5B5A1: return 2;
case FORMAT_X4R4G4B4: return 2;
case FORMAT_A4R4G4B4: return 2;
case FORMAT_R4G4B4A4: return 2;
case FORMAT_R8G8B8: return 3;
case FORMAT_B8G8R8: return 3;
case FORMAT_R32I: return 4;
case FORMAT_R32UI: return 4;
case FORMAT_X8R8G8B8: return 4;
// case FORMAT_X8G8R8B8Q: return 4;
case FORMAT_A8R8G8B8: return 4;
// case FORMAT_A8G8R8B8Q: return 4;
case FORMAT_X8B8G8R8I: return 4;
case FORMAT_X8B8G8R8: return 4;
case FORMAT_SRGB8_X8: return 4;
case FORMAT_SRGB8_A8: return 4;
case FORMAT_A8B8G8R8I: return 4;
case FORMAT_R8UI: return 1;
case FORMAT_G8R8UI: return 2;
case FORMAT_X8B8G8R8UI: return 4;
case FORMAT_A8B8G8R8UI: return 4;
case FORMAT_A8B8G8R8: return 4;
case FORMAT_R8_SNORM: return 1;
case FORMAT_G8R8_SNORM: return 2;
case FORMAT_X8B8G8R8_SNORM: return 4;
case FORMAT_A8B8G8R8_SNORM: return 4;
case FORMAT_A2R10G10B10: return 4;
case FORMAT_A2B10G10R10: return 4;
case FORMAT_A2B10G10R10UI: return 4;
case FORMAT_G8R8I: return 2;
case FORMAT_G8R8: return 2;
case FORMAT_G16R16I: return 4;
case FORMAT_G16R16UI: return 4;
case FORMAT_G16R16: return 4;
case FORMAT_G32R32I: return 8;
case FORMAT_G32R32UI: return 8;
case FORMAT_X16B16G16R16I: return 8;
case FORMAT_X16B16G16R16UI: return 8;
case FORMAT_A16B16G16R16I: return 8;
case FORMAT_A16B16G16R16UI: return 8;
case FORMAT_A16B16G16R16: return 8;
case FORMAT_X32B32G32R32I: return 16;
case FORMAT_X32B32G32R32UI: return 16;
case FORMAT_A32B32G32R32I: return 16;
case FORMAT_A32B32G32R32UI: return 16;
// Compressed formats
case FORMAT_DXT1: return 2; // Column of four pixels
case FORMAT_DXT3: return 4; // Column of four pixels
case FORMAT_DXT5: return 4; // Column of four pixels
case FORMAT_ATI1: return 2; // Column of four pixels
case FORMAT_ATI2: return 4; // Column of four pixels
case FORMAT_ETC1: return 2; // Column of four pixels
case FORMAT_R11_EAC: return 2;
case FORMAT_SIGNED_R11_EAC: return 2;
case FORMAT_RG11_EAC: return 4;
case FORMAT_SIGNED_RG11_EAC: return 4;
case FORMAT_RGB8_ETC2: return 2;
case FORMAT_SRGB8_ETC2: return 2;
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: return 2;
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: return 2;
case FORMAT_RGBA8_ETC2_EAC: return 4;
case FORMAT_SRGB8_ALPHA8_ETC2_EAC: return 4;
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_RGBA_ASTC_12x12_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR: return 0; // FIXME
// Bumpmap formats
case FORMAT_V8U8: return 2;
case FORMAT_L6V5U5: return 2;
case FORMAT_Q8W8V8U8: return 4;
case FORMAT_X8L8V8U8: return 4;
case FORMAT_A2W10V10U10: return 4;
case FORMAT_V16U16: return 4;
case FORMAT_A16W16V16U16: return 8;
case FORMAT_Q16W16V16U16: return 8;
// Luminance formats
case FORMAT_L8: return 1;
case FORMAT_A4L4: return 1;
case FORMAT_L16: return 2;
case FORMAT_A8L8: return 2;
case FORMAT_L16F: return 2;
case FORMAT_A16L16F: return 4;
case FORMAT_L32F: return 4;
case FORMAT_A32L32F: return 8;
// Floating-point formats
case FORMAT_A16F: return 2;
case FORMAT_R16F: return 2;
case FORMAT_G16R16F: return 4;
case FORMAT_B16G16R16F: return 6;
case FORMAT_X16B16G16R16F: return 8;
case FORMAT_A16B16G16R16F: return 8;
case FORMAT_X16B16G16R16F_UNSIGNED: return 8;
case FORMAT_A32F: return 4;
case FORMAT_R32F: return 4;
case FORMAT_G32R32F: return 8;
case FORMAT_B32G32R32F: return 12;
case FORMAT_X32B32G32R32F: return 16;
case FORMAT_A32B32G32R32F: return 16;
case FORMAT_X32B32G32R32F_UNSIGNED: return 16;
// Depth/stencil formats
case FORMAT_D16: return 2;
case FORMAT_D32: return 4;
case FORMAT_D24X8: return 4;
case FORMAT_D24S8: return 4;
case FORMAT_D24FS8: return 4;
case FORMAT_D32F: return 4;
case FORMAT_D32FS8: return 4;
case FORMAT_D32F_COMPLEMENTARY: return 4;
case FORMAT_D32FS8_COMPLEMENTARY: return 4;
case FORMAT_D32F_LOCKABLE: return 4;
case FORMAT_D32FS8_TEXTURE: return 4;
case FORMAT_D32F_SHADOW: return 4;
case FORMAT_D32FS8_SHADOW: return 4;
case FORMAT_DF24S8: return 4;
case FORMAT_DF16S8: return 2;
case FORMAT_INTZ: return 4;
case FORMAT_S8: return 1;
case FORMAT_YV12_BT601: return 1; // Y plane only
case FORMAT_YV12_BT709: return 1; // Y plane only
case FORMAT_YV12_JFIF: return 1; // Y plane only
default:
ASSERT(false);
}
return 0;
}
int Surface::pitchB(int width, int border, Format format, bool target)
{
width += 2 * border;
// Render targets require 2x2 quads
if(target || isDepth(format) || isStencil(format))
{
width = align<2>(width);
}
switch(format)
{
case FORMAT_DXT1:
case FORMAT_ETC1:
case FORMAT_R11_EAC:
case FORMAT_SIGNED_R11_EAC:
case FORMAT_RGB8_ETC2:
case FORMAT_SRGB8_ETC2:
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
return 8 * ((width + 3) / 4); // 64 bit per 4x4 block, computed per 4 rows
case FORMAT_RG11_EAC:
case FORMAT_SIGNED_RG11_EAC:
case FORMAT_RGBA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ETC2_EAC:
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
return 16 * ((width + 3) / 4); // 128 bit per 4x4 block, computed per 4 rows
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
return 16 * ((width + 4) / 5);
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
return 16 * ((width + 5) / 6);
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
return 16 * ((width + 7) / 8);
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
return 16 * ((width + 9) / 10);
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
case FORMAT_RGBA_ASTC_12x12_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR:
return 16 * ((width + 11) / 12);
case FORMAT_DXT3:
case FORMAT_DXT5:
return 16 * ((width + 3) / 4); // 128 bit per 4x4 block, computed per 4 rows
case FORMAT_ATI1:
return 2 * ((width + 3) / 4); // 64 bit per 4x4 block, computed per row
case FORMAT_ATI2:
return 4 * ((width + 3) / 4); // 128 bit per 4x4 block, computed per row
case FORMAT_YV12_BT601:
case FORMAT_YV12_BT709:
case FORMAT_YV12_JFIF:
return align<16>(width);
default:
return bytes(format) * width;
}
}
int Surface::pitchP(int width, int border, Format format, bool target)
{
int B = bytes(format);
return B > 0 ? pitchB(width, border, format, target) / B : 0;
}
int Surface::sliceB(int width, int height, int border, Format format, bool target)
{
height += 2 * border;
// Render targets require 2x2 quads
if(target || isDepth(format) || isStencil(format))
{
height = align<2>(height);
}
switch(format)
{
case FORMAT_DXT1:
case FORMAT_DXT3:
case FORMAT_DXT5:
case FORMAT_ETC1:
case FORMAT_R11_EAC:
case FORMAT_SIGNED_R11_EAC:
case FORMAT_RG11_EAC:
case FORMAT_SIGNED_RG11_EAC:
case FORMAT_RGB8_ETC2:
case FORMAT_SRGB8_ETC2:
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_RGBA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ETC2_EAC:
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
return pitchB(width, border, format, target) * ((height + 3) / 4); // Pitch computed per 4 rows
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
return pitchB(width, border, format, target) * ((height + 4) / 5); // Pitch computed per 5 rows
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
return pitchB(width, border, format, target) * ((height + 5) / 6); // Pitch computed per 6 rows
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
return pitchB(width, border, format, target) * ((height + 7) / 8); // Pitch computed per 8 rows
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
return pitchB(width, border, format, target) * ((height + 9) / 10); // Pitch computed per 10 rows
case FORMAT_RGBA_ASTC_12x12_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR:
return pitchB(width, border, format, target) * ((height + 11) / 12); // Pitch computed per 12 rows
case FORMAT_ATI1:
case FORMAT_ATI2:
return pitchB(width, border, format, target) * align<4>(height); // Pitch computed per row
default:
return pitchB(width, border, format, target) * height; // Pitch computed per row
}
}
int Surface::sliceP(int width, int height, int border, Format format, bool target)
{
int B = bytes(format);
return B > 0 ? sliceB(width, height, border, format, target) / B : 0;
}
void Surface::update(Buffer &destination, Buffer &source)
{
// ASSERT(source.lock != LOCK_UNLOCKED);
// ASSERT(destination.lock != LOCK_UNLOCKED);
if(destination.buffer != source.buffer)
{
ASSERT(source.dirty && !destination.dirty);
switch(source.format)
{
case FORMAT_R8G8B8: decodeR8G8B8(destination, source); break; // FIXME: Check destination format
case FORMAT_X1R5G5B5: decodeX1R5G5B5(destination, source); break; // FIXME: Check destination format
case FORMAT_A1R5G5B5: decodeA1R5G5B5(destination, source); break; // FIXME: Check destination format
case FORMAT_X4R4G4B4: decodeX4R4G4B4(destination, source); break; // FIXME: Check destination format
case FORMAT_A4R4G4B4: decodeA4R4G4B4(destination, source); break; // FIXME: Check destination format
case FORMAT_P8: decodeP8(destination, source); break; // FIXME: Check destination format
case FORMAT_DXT1: decodeDXT1(destination, source); break; // FIXME: Check destination format
case FORMAT_DXT3: decodeDXT3(destination, source); break; // FIXME: Check destination format
case FORMAT_DXT5: decodeDXT5(destination, source); break; // FIXME: Check destination format
case FORMAT_ATI1: decodeATI1(destination, source); break; // FIXME: Check destination format
case FORMAT_ATI2: decodeATI2(destination, source); break; // FIXME: Check destination format
case FORMAT_R11_EAC: decodeEAC(destination, source, 1, false); break; // FIXME: Check destination format
case FORMAT_SIGNED_R11_EAC: decodeEAC(destination, source, 1, true); break; // FIXME: Check destination format
case FORMAT_RG11_EAC: decodeEAC(destination, source, 2, false); break; // FIXME: Check destination format
case FORMAT_SIGNED_RG11_EAC: decodeEAC(destination, source, 2, true); break; // FIXME: Check destination format
case FORMAT_ETC1:
case FORMAT_RGB8_ETC2: decodeETC2(destination, source, 0, false); break; // FIXME: Check destination format
case FORMAT_SRGB8_ETC2: decodeETC2(destination, source, 0, true); break; // FIXME: Check destination format
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: decodeETC2(destination, source, 1, false); break; // FIXME: Check destination format
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: decodeETC2(destination, source, 1, true); break; // FIXME: Check destination format
case FORMAT_RGBA8_ETC2_EAC: decodeETC2(destination, source, 8, false); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ETC2_EAC: decodeETC2(destination, source, 8, true); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_4x4_KHR: decodeASTC(destination, source, 4, 4, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_5x4_KHR: decodeASTC(destination, source, 5, 4, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_5x5_KHR: decodeASTC(destination, source, 5, 5, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_6x5_KHR: decodeASTC(destination, source, 6, 5, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_6x6_KHR: decodeASTC(destination, source, 6, 6, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_8x5_KHR: decodeASTC(destination, source, 8, 5, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_8x6_KHR: decodeASTC(destination, source, 8, 6, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_8x8_KHR: decodeASTC(destination, source, 8, 8, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_10x5_KHR: decodeASTC(destination, source, 10, 5, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_10x6_KHR: decodeASTC(destination, source, 10, 6, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_10x8_KHR: decodeASTC(destination, source, 10, 8, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_10x10_KHR: decodeASTC(destination, source, 10, 10, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_12x10_KHR: decodeASTC(destination, source, 12, 10, 1, false); break; // FIXME: Check destination format
case FORMAT_RGBA_ASTC_12x12_KHR: decodeASTC(destination, source, 12, 12, 1, false); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR: decodeASTC(destination, source, 4, 4, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR: decodeASTC(destination, source, 5, 4, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR: decodeASTC(destination, source, 5, 5, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR: decodeASTC(destination, source, 6, 5, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR: decodeASTC(destination, source, 6, 6, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR: decodeASTC(destination, source, 8, 5, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR: decodeASTC(destination, source, 8, 6, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR: decodeASTC(destination, source, 8, 8, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR: decodeASTC(destination, source, 10, 5, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR: decodeASTC(destination, source, 10, 6, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR: decodeASTC(destination, source, 10, 8, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR: decodeASTC(destination, source, 10, 10, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR: decodeASTC(destination, source, 12, 10, 1, true); break; // FIXME: Check destination format
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR: decodeASTC(destination, source, 12, 12, 1, true); break; // FIXME: Check destination format
default: genericUpdate(destination, source); break;
}
}
}
void Surface::genericUpdate(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
int rowBytes = width * source.bytes;
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
if(source.format == destination.format)
{
memcpy(destinationRow, sourceRow, rowBytes);
}
else
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
Color<float> color = source.read(sourceElement);
destination.write(destinationElement, color);
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeR8G8B8(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int b = sourceElement[0];
unsigned int g = sourceElement[1];
unsigned int r = sourceElement[2];
*(unsigned int*)destinationElement = 0xFF000000 | (r << 16) | (g << 8) | (b << 0);
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeX1R5G5B5(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int xrgb = *(unsigned short*)sourceElement;
unsigned int r = (((xrgb & 0x7C00) * 134771 + 0x800000) >> 8) & 0x00FF0000;
unsigned int g = (((xrgb & 0x03E0) * 16846 + 0x8000) >> 8) & 0x0000FF00;
unsigned int b = (((xrgb & 0x001F) * 2106 + 0x80) >> 8);
*(unsigned int*)destinationElement = 0xFF000000 | r | g | b;
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeA1R5G5B5(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int argb = *(unsigned short*)sourceElement;
unsigned int a = (argb & 0x8000) * 130560;
unsigned int r = (((argb & 0x7C00) * 134771 + 0x800000) >> 8) & 0x00FF0000;
unsigned int g = (((argb & 0x03E0) * 16846 + 0x8000) >> 8) & 0x0000FF00;
unsigned int b = (((argb & 0x001F) * 2106 + 0x80) >> 8);
*(unsigned int*)destinationElement = a | r | g | b;
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeX4R4G4B4(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int xrgb = *(unsigned short*)sourceElement;
unsigned int r = ((xrgb & 0x0F00) * 0x00001100) & 0x00FF0000;
unsigned int g = ((xrgb & 0x00F0) * 0x00000110) & 0x0000FF00;
unsigned int b = (xrgb & 0x000F) * 0x00000011;
*(unsigned int*)destinationElement = 0xFF000000 | r | g | b;
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeA4R4G4B4(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int argb = *(unsigned short*)sourceElement;
unsigned int a = ((argb & 0xF000) * 0x00011000) & 0xFF000000;
unsigned int r = ((argb & 0x0F00) * 0x00001100) & 0x00FF0000;
unsigned int g = ((argb & 0x00F0) * 0x00000110) & 0x0000FF00;
unsigned int b = (argb & 0x000F) * 0x00000011;
*(unsigned int*)destinationElement = a | r | g | b;
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeP8(Buffer &destination, Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.lockRect(0, 0, 0, sw::LOCK_READONLY);
unsigned char *destinationSlice = (unsigned char*)destination.lockRect(0, 0, 0, sw::LOCK_UPDATE);
int depth = min(destination.depth, source.depth);
int height = min(destination.height, source.height);
int width = min(destination.width, source.width);
for(int z = 0; z < depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < width; x++)
{
unsigned int abgr = palette[*(unsigned char*)sourceElement];
unsigned int r = (abgr & 0x000000FF) << 16;
unsigned int g = (abgr & 0x0000FF00) << 0;
unsigned int b = (abgr & 0x00FF0000) >> 16;
unsigned int a = (abgr & 0xFF000000) >> 0;
*(unsigned int*)destinationElement = a | r | g | b;
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
source.unlockRect();
destination.unlockRect();
}
void Surface::decodeDXT1(Buffer &internal, Buffer &external)
{
unsigned int *destSlice = (unsigned int*)internal.lockRect(0, 0, 0, LOCK_UPDATE);
const DXT1 *source = (const DXT1*)external.lockRect(0, 0, 0, LOCK_READONLY);
for(int z = 0; z < external.depth; z++)
{
unsigned int *dest = destSlice;
for(int y = 0; y < external.height; y += 4)
{
for(int x = 0; x < external.width; x += 4)
{
Color<byte> c[4];
c[0] = source->c0;
c[1] = source->c1;
if(source->c0 > source->c1) // No transparency
{
// c2 = 2 / 3 * c0 + 1 / 3 * c1
c[2].r = (byte)((2 * (word)c[0].r + (word)c[1].r + 1) / 3);
c[2].g = (byte)((2 * (word)c[0].g + (word)c[1].g + 1) / 3);
c[2].b = (byte)((2 * (word)c[0].b + (word)c[1].b + 1) / 3);
c[2].a = 0xFF;
// c3 = 1 / 3 * c0 + 2 / 3 * c1
c[3].r = (byte)(((word)c[0].r + 2 * (word)c[1].r + 1) / 3);
c[3].g = (byte)(((word)c[0].g + 2 * (word)c[1].g + 1) / 3);
c[3].b = (byte)(((word)c[0].b + 2 * (word)c[1].b + 1) / 3);
c[3].a = 0xFF;
}
else // c3 transparent
{
// c2 = 1 / 2 * c0 + 1 / 2 * c1
c[2].r = (byte)(((word)c[0].r + (word)c[1].r) / 2);
c[2].g = (byte)(((word)c[0].g + (word)c[1].g) / 2);
c[2].b = (byte)(((word)c[0].b + (word)c[1].b) / 2);
c[2].a = 0xFF;
c[3].r = 0;
c[3].g = 0;
c[3].b = 0;
c[3].a = 0;
}
for(int j = 0; j < 4 && (y + j) < internal.height; j++)
{
for(int i = 0; i < 4 && (x + i) < internal.width; i++)
{
dest[(x + i) + (y + j) * internal.pitchP] = c[(unsigned int)(source->lut >> 2 * (i + j * 4)) % 4];
}
}
source++;
}
}
(byte*&)destSlice += internal.sliceB;
}
external.unlockRect();
internal.unlockRect();
}
void Surface::decodeDXT3(Buffer &internal, Buffer &external)
{
unsigned int *destSlice = (unsigned int*)internal.lockRect(0, 0, 0, LOCK_UPDATE);
const DXT3 *source = (const DXT3*)external.lockRect(0, 0, 0, LOCK_READONLY);
for(int z = 0; z < external.depth; z++)
{
unsigned int *dest = destSlice;
for(int y = 0; y < external.height; y += 4)
{
for(int x = 0; x < external.width; x += 4)
{
Color<byte> c[4];
c[0] = source->c0;
c[1] = source->c1;
// c2 = 2 / 3 * c0 + 1 / 3 * c1
c[2].r = (byte)((2 * (word)c[0].r + (word)c[1].r + 1) / 3);
c[2].g = (byte)((2 * (word)c[0].g + (word)c[1].g + 1) / 3);
c[2].b = (byte)((2 * (word)c[0].b + (word)c[1].b + 1) / 3);
// c3 = 1 / 3 * c0 + 2 / 3 * c1
c[3].r = (byte)(((word)c[0].r + 2 * (word)c[1].r + 1) / 3);
c[3].g = (byte)(((word)c[0].g + 2 * (word)c[1].g + 1) / 3);
c[3].b = (byte)(((word)c[0].b + 2 * (word)c[1].b + 1) / 3);
for(int j = 0; j < 4 && (y + j) < internal.height; j++)
{
for(int i = 0; i < 4 && (x + i) < internal.width; i++)
{
unsigned int a = (unsigned int)(source->a >> 4 * (i + j * 4)) & 0x0F;
unsigned int color = (c[(unsigned int)(source->lut >> 2 * (i + j * 4)) % 4] & 0x00FFFFFF) | ((a << 28) + (a << 24));
dest[(x + i) + (y + j) * internal.pitchP] = color;
}
}
source++;
}
}
(byte*&)destSlice += internal.sliceB;
}
external.unlockRect();
internal.unlockRect();
}
void Surface::decodeDXT5(Buffer &internal, Buffer &external)
{
unsigned int *destSlice = (unsigned int*)internal.lockRect(0, 0, 0, LOCK_UPDATE);
const DXT5 *source = (const DXT5*)external.lockRect(0, 0, 0, LOCK_READONLY);
for(int z = 0; z < external.depth; z++)
{
unsigned int *dest = destSlice;
for(int y = 0; y < external.height; y += 4)
{
for(int x = 0; x < external.width; x += 4)
{
Color<byte> c[4];
c[0] = source->c0;
c[1] = source->c1;
// c2 = 2 / 3 * c0 + 1 / 3 * c1
c[2].r = (byte)((2 * (word)c[0].r + (word)c[1].r + 1) / 3);
c[2].g = (byte)((2 * (word)c[0].g + (word)c[1].g + 1) / 3);
c[2].b = (byte)((2 * (word)c[0].b + (word)c[1].b + 1) / 3);
// c3 = 1 / 3 * c0 + 2 / 3 * c1
c[3].r = (byte)(((word)c[0].r + 2 * (word)c[1].r + 1) / 3);
c[3].g = (byte)(((word)c[0].g + 2 * (word)c[1].g + 1) / 3);
c[3].b = (byte)(((word)c[0].b + 2 * (word)c[1].b + 1) / 3);
byte a[8];
a[0] = source->a0;
a[1] = source->a1;
if(a[0] > a[1])
{
a[2] = (byte)((6 * (word)a[0] + 1 * (word)a[1] + 3) / 7);
a[3] = (byte)((5 * (word)a[0] + 2 * (word)a[1] + 3) / 7);
a[4] = (byte)((4 * (word)a[0] + 3 * (word)a[1] + 3) / 7);
a[5] = (byte)((3 * (word)a[0] + 4 * (word)a[1] + 3) / 7);
a[6] = (byte)((2 * (word)a[0] + 5 * (word)a[1] + 3) / 7);
a[7] = (byte)((1 * (word)a[0] + 6 * (word)a[1] + 3) / 7);
}
else
{
a[2] = (byte)((4 * (word)a[0] + 1 * (word)a[1] + 2) / 5);
a[3] = (byte)((3 * (word)a[0] + 2 * (word)a[1] + 2) / 5);
a[4] = (byte)((2 * (word)a[0] + 3 * (word)a[1] + 2) / 5);
a[5] = (byte)((1 * (word)a[0] + 4 * (word)a[1] + 2) / 5);
a[6] = 0;
a[7] = 0xFF;
}
for(int j = 0; j < 4 && (y + j) < internal.height; j++)
{
for(int i = 0; i < 4 && (x + i) < internal.width; i++)
{
unsigned int alpha = (unsigned int)a[(unsigned int)(source->alut >> (16 + 3 * (i + j * 4))) % 8] << 24;
unsigned int color = (c[(source->clut >> 2 * (i + j * 4)) % 4] & 0x00FFFFFF) | alpha;
dest[(x + i) + (y + j) * internal.pitchP] = color;
}
}
source++;
}
}
(byte*&)destSlice += internal.sliceB;
}
external.unlockRect();
internal.unlockRect();
}
void Surface::decodeATI1(Buffer &internal, Buffer &external)
{
byte *destSlice = (byte*)internal.lockRect(0, 0, 0, LOCK_UPDATE);
const ATI1 *source = (const ATI1*)external.lockRect(0, 0, 0, LOCK_READONLY);
for(int z = 0; z < external.depth; z++)
{
byte *dest = destSlice;
for(int y = 0; y < external.height; y += 4)
{
for(int x = 0; x < external.width; x += 4)
{
byte r[8];
r[0] = source->r0;
r[1] = source->r1;
if(r[0] > r[1])
{
r[2] = (byte)((6 * (word)r[0] + 1 * (word)r[1] + 3) / 7);
r[3] = (byte)((5 * (word)r[0] + 2 * (word)r[1] + 3) / 7);
r[4] = (byte)((4 * (word)r[0] + 3 * (word)r[1] + 3) / 7);
r[5] = (byte)((3 * (word)r[0] + 4 * (word)r[1] + 3) / 7);
r[6] = (byte)((2 * (word)r[0] + 5 * (word)r[1] + 3) / 7);
r[7] = (byte)((1 * (word)r[0] + 6 * (word)r[1] + 3) / 7);
}
else
{
r[2] = (byte)((4 * (word)r[0] + 1 * (word)r[1] + 2) / 5);
r[3] = (byte)((3 * (word)r[0] + 2 * (word)r[1] + 2) / 5);
r[4] = (byte)((2 * (word)r[0] + 3 * (word)r[1] + 2) / 5);
r[5] = (byte)((1 * (word)r[0] + 4 * (word)r[1] + 2) / 5);
r[6] = 0;
r[7] = 0xFF;
}
for(int j = 0; j < 4 && (y + j) < internal.height; j++)
{
for(int i = 0; i < 4 && (x + i) < internal.width; i++)
{
dest[(x + i) + (y + j) * internal.pitchP] = r[(unsigned int)(source->rlut >> (16 + 3 * (i + j * 4))) % 8];
}
}
source++;
}
}
destSlice += internal.sliceB;
}
external.unlockRect();
internal.unlockRect();
}
void Surface::decodeATI2(Buffer &internal, Buffer &external)
{
word *destSlice = (word*)internal.lockRect(0, 0, 0, LOCK_UPDATE);
const ATI2 *source = (const ATI2*)external.lockRect(0, 0, 0, LOCK_READONLY);
for(int z = 0; z < external.depth; z++)
{
word *dest = destSlice;
for(int y = 0; y < external.height; y += 4)
{
for(int x = 0; x < external.width; x += 4)
{
byte X[8];
X[0] = source->x0;
X[1] = source->x1;
if(X[0] > X[1])
{
X[2] = (byte)((6 * (word)X[0] + 1 * (word)X[1] + 3) / 7);
X[3] = (byte)((5 * (word)X[0] + 2 * (word)X[1] + 3) / 7);
X[4] = (byte)((4 * (word)X[0] + 3 * (word)X[1] + 3) / 7);
X[5] = (byte)((3 * (word)X[0] + 4 * (word)X[1] + 3) / 7);
X[6] = (byte)((2 * (word)X[0] + 5 * (word)X[1] + 3) / 7);
X[7] = (byte)((1 * (word)X[0] + 6 * (word)X[1] + 3) / 7);
}
else
{
X[2] = (byte)((4 * (word)X[0] + 1 * (word)X[1] + 2) / 5);
X[3] = (byte)((3 * (word)X[0] + 2 * (word)X[1] + 2) / 5);
X[4] = (byte)((2 * (word)X[0] + 3 * (word)X[1] + 2) / 5);
X[5] = (byte)((1 * (word)X[0] + 4 * (word)X[1] + 2) / 5);
X[6] = 0;
X[7] = 0xFF;
}
byte Y[8];
Y[0] = source->y0;
Y[1] = source->y1;
if(Y[0] > Y[1])
{
Y[2] = (byte)((6 * (word)Y[0] + 1 * (word)Y[1] + 3) / 7);
Y[3] = (byte)((5 * (word)Y[0] + 2 * (word)Y[1] + 3) / 7);
Y[4] = (byte)((4 * (word)Y[0] + 3 * (word)Y[1] + 3) / 7);
Y[5] = (byte)((3 * (word)Y[0] + 4 * (word)Y[1] + 3) / 7);
Y[6] = (byte)((2 * (word)Y[0] + 5 * (word)Y[1] + 3) / 7);
Y[7] = (byte)((1 * (word)Y[0] + 6 * (word)Y[1] + 3) / 7);
}
else
{
Y[2] = (byte)((4 * (word)Y[0] + 1 * (word)Y[1] + 2) / 5);
Y[3] = (byte)((3 * (word)Y[0] + 2 * (word)Y[1] + 2) / 5);
Y[4] = (byte)((2 * (word)Y[0] + 3 * (word)Y[1] + 2) / 5);
Y[5] = (byte)((1 * (word)Y[0] + 4 * (word)Y[1] + 2) / 5);
Y[6] = 0;
Y[7] = 0xFF;
}
for(int j = 0; j < 4 && (y + j) < internal.height; j++)
{
for(int i = 0; i < 4 && (x + i) < internal.width; i++)
{
word r = X[(unsigned int)(source->xlut >> (16 + 3 * (i + j * 4))) % 8];
word g = Y[(unsigned int)(source->ylut >> (16 + 3 * (i + j * 4))) % 8];
dest[(x + i) + (y + j) * internal.pitchP] = (g << 8) + r;
}
}
source++;
}
}
(byte*&)destSlice += internal.sliceB;
}
external.unlockRect();
internal.unlockRect();
}
void Surface::decodeETC2(Buffer &internal, Buffer &external, int nbAlphaBits, bool isSRGB)
{
ETC_Decoder::Decode((const byte*)external.lockRect(0, 0, 0, LOCK_READONLY), (byte*)internal.lockRect(0, 0, 0, LOCK_UPDATE), external.width, external.height, internal.width, internal.height, internal.pitchB, internal.bytes,
(nbAlphaBits == 8) ? ETC_Decoder::ETC_RGBA : ((nbAlphaBits == 1) ? ETC_Decoder::ETC_RGB_PUNCHTHROUGH_ALPHA : ETC_Decoder::ETC_RGB));
external.unlockRect();
internal.unlockRect();
if(isSRGB)
{
static byte sRGBtoLinearTable[256];
static bool sRGBtoLinearTableDirty = true;
if(sRGBtoLinearTableDirty)
{
for(int i = 0; i < 256; i++)
{
sRGBtoLinearTable[i] = static_cast<byte>(sRGBtoLinear(static_cast<float>(i) / 255.0f) * 255.0f + 0.5f);
}
sRGBtoLinearTableDirty = false;
}
// Perform sRGB conversion in place after decoding
byte *src = (byte*)internal.lockRect(0, 0, 0, LOCK_READWRITE);
for(int y = 0; y < internal.height; y++)
{
byte *srcRow = src + y * internal.pitchB;
for(int x = 0; x < internal.width; x++)
{
byte *srcPix = srcRow + x * internal.bytes;
for(int i = 0; i < 3; i++)
{
srcPix[i] = sRGBtoLinearTable[srcPix[i]];
}
}
}
internal.unlockRect();
}
}
void Surface::decodeEAC(Buffer &internal, Buffer &external, int nbChannels, bool isSigned)
{
ASSERT(nbChannels == 1 || nbChannels == 2);
byte *src = (byte*)internal.lockRect(0, 0, 0, LOCK_READWRITE);
ETC_Decoder::Decode((const byte*)external.lockRect(0, 0, 0, LOCK_READONLY), src, external.width, external.height, internal.width, internal.height, internal.pitchB, internal.bytes,
(nbChannels == 1) ? (isSigned ? ETC_Decoder::ETC_R_SIGNED : ETC_Decoder::ETC_R_UNSIGNED) : (isSigned ? ETC_Decoder::ETC_RG_SIGNED : ETC_Decoder::ETC_RG_UNSIGNED));
external.unlockRect();
// FIXME: We convert EAC data to float, until signed short internal formats are supported
// This code can be removed if ETC2 images are decoded to internal 16 bit signed R/RG formats
const float normalization = isSigned ? (1.0f / (8.0f * 127.875f)) : (1.0f / (8.0f * 255.875f));
for(int y = 0; y < internal.height; y++)
{
byte* srcRow = src + y * internal.pitchB;
for(int x = internal.width - 1; x >= 0; x--)
{
int* srcPix = reinterpret_cast<int*>(srcRow + x * internal.bytes);
float* dstPix = reinterpret_cast<float*>(srcPix);
for(int c = nbChannels - 1; c >= 0; c--)
{
dstPix[c] = clamp(static_cast<float>(srcPix[c]) * normalization, -1.0f, 1.0f);
}
}
}
internal.unlockRect();
}
void Surface::decodeASTC(Buffer &internal, Buffer &external, int xBlockSize, int yBlockSize, int zBlockSize, bool isSRGB)
{
}
size_t Surface::size(int width, int height, int depth, int border, int samples, Format format)
{
samples = max(1, samples);
switch(format)
{
default:
{
uint64_t size = (uint64_t)sliceB(width, height, border, format, true) * depth * samples;
// FIXME: Unpacking byte4 to short4 in the sampler currently involves reading 8 bytes,
// and stencil operations also read 8 bytes per four 8-bit stencil values,
// so we have to allocate 4 extra bytes to avoid buffer overruns.
size += 4;
// We can only sample buffers smaller than 2 GiB.
// Force an out-of-memory if larger, or let the caller report an error.
return size < 0x80000000u ? (size_t)size : std::numeric_limits<size_t>::max();
}
case FORMAT_YV12_BT601:
case FORMAT_YV12_BT709:
case FORMAT_YV12_JFIF:
{
width += 2 * border;
height += 2 * border;
size_t YStride = align<16>(width);
size_t YSize = YStride * height;
size_t CStride = align<16>(YStride / 2);
size_t CSize = CStride * height / 2;
return YSize + 2 * CSize;
}
}
}
bool Surface::isStencil(Format format)
{
switch(format)
{
case FORMAT_D32:
case FORMAT_D16:
case FORMAT_D24X8:
case FORMAT_D32F:
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32F_SHADOW:
return false;
case FORMAT_D24S8:
case FORMAT_D24FS8:
case FORMAT_S8:
case FORMAT_DF24S8:
case FORMAT_DF16S8:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32FS8_SHADOW:
case FORMAT_D32FS8:
case FORMAT_D32FS8_COMPLEMENTARY:
case FORMAT_INTZ:
return true;
default:
return false;
}
}
bool Surface::isDepth(Format format)
{
switch(format)
{
case FORMAT_D32:
case FORMAT_D16:
case FORMAT_D24X8:
case FORMAT_D24S8:
case FORMAT_D24FS8:
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
case FORMAT_D32F_LOCKABLE:
case FORMAT_DF24S8:
case FORMAT_DF16S8:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
case FORMAT_INTZ:
return true;
case FORMAT_S8:
return false;
default:
return false;
}
}
bool Surface::hasQuadLayout(Format format)
{
switch(format)
{
case FORMAT_D32:
case FORMAT_D16:
case FORMAT_D24X8:
case FORMAT_D24S8:
case FORMAT_D24FS8:
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
case FORMAT_DF24S8:
case FORMAT_DF16S8:
case FORMAT_INTZ:
case FORMAT_S8:
case FORMAT_A8G8R8B8Q:
case FORMAT_X8G8R8B8Q:
return true;
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
default:
break;
}
return false;
}
bool Surface::isPalette(Format format)
{
switch(format)
{
case FORMAT_P8:
case FORMAT_A8P8:
return true;
default:
return false;
}
}
bool Surface::isFloatFormat(Format format)
{
switch(format)
{
case FORMAT_R5G6B5:
case FORMAT_R8G8B8:
case FORMAT_B8G8R8:
case FORMAT_X8R8G8B8:
case FORMAT_X8B8G8R8I:
case FORMAT_X8B8G8R8:
case FORMAT_A8R8G8B8:
case FORMAT_SRGB8_X8:
case FORMAT_SRGB8_A8:
case FORMAT_A8B8G8R8I:
case FORMAT_R8UI:
case FORMAT_G8R8UI:
case FORMAT_X8B8G8R8UI:
case FORMAT_A8B8G8R8UI:
case FORMAT_A8B8G8R8:
case FORMAT_G8R8I:
case FORMAT_G8R8:
case FORMAT_A2B10G10R10:
case FORMAT_A2B10G10R10UI:
case FORMAT_R8_SNORM:
case FORMAT_G8R8_SNORM:
case FORMAT_X8B8G8R8_SNORM:
case FORMAT_A8B8G8R8_SNORM:
case FORMAT_R16I:
case FORMAT_R16UI:
case FORMAT_G16R16I:
case FORMAT_G16R16UI:
case FORMAT_G16R16:
case FORMAT_X16B16G16R16I:
case FORMAT_X16B16G16R16UI:
case FORMAT_A16B16G16R16I:
case FORMAT_A16B16G16R16UI:
case FORMAT_A16B16G16R16:
case FORMAT_V8U8:
case FORMAT_Q8W8V8U8:
case FORMAT_X8L8V8U8:
case FORMAT_V16U16:
case FORMAT_A16W16V16U16:
case FORMAT_Q16W16V16U16:
case FORMAT_A8:
case FORMAT_R8I:
case FORMAT_R8:
case FORMAT_S8:
case FORMAT_L8:
case FORMAT_L16:
case FORMAT_A8L8:
case FORMAT_YV12_BT601:
case FORMAT_YV12_BT709:
case FORMAT_YV12_JFIF:
case FORMAT_R32I:
case FORMAT_R32UI:
case FORMAT_G32R32I:
case FORMAT_G32R32UI:
case FORMAT_X32B32G32R32I:
case FORMAT_X32B32G32R32UI:
case FORMAT_A32B32G32R32I:
case FORMAT_A32B32G32R32UI:
return false;
case FORMAT_R16F:
case FORMAT_G16R16F:
case FORMAT_B16G16R16F:
case FORMAT_X16B16G16R16F:
case FORMAT_A16B16G16R16F:
case FORMAT_X16B16G16R16F_UNSIGNED:
case FORMAT_R32F:
case FORMAT_G32R32F:
case FORMAT_B32G32R32F:
case FORMAT_X32B32G32R32F:
case FORMAT_A32B32G32R32F:
case FORMAT_X32B32G32R32F_UNSIGNED:
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
case FORMAT_L16F:
case FORMAT_A16L16F:
case FORMAT_L32F:
case FORMAT_A32L32F:
return true;
default:
ASSERT(false);
}
return false;
}
bool Surface::isUnsignedComponent(Format format, int component)
{
switch(format)
{
case FORMAT_NULL:
case FORMAT_R5G6B5:
case FORMAT_R8G8B8:
case FORMAT_B8G8R8:
case FORMAT_X8R8G8B8:
case FORMAT_X8B8G8R8:
case FORMAT_A8R8G8B8:
case FORMAT_A8B8G8R8:
case FORMAT_SRGB8_X8:
case FORMAT_SRGB8_A8:
case FORMAT_G8R8:
case FORMAT_A2B10G10R10:
case FORMAT_A2B10G10R10UI:
case FORMAT_R16UI:
case FORMAT_G16R16:
case FORMAT_G16R16UI:
case FORMAT_X16B16G16R16UI:
case FORMAT_A16B16G16R16:
case FORMAT_A16B16G16R16UI:
case FORMAT_R32UI:
case FORMAT_G32R32UI:
case FORMAT_X32B32G32R32UI:
case FORMAT_A32B32G32R32UI:
case FORMAT_X32B32G32R32F_UNSIGNED:
case FORMAT_R8UI:
case FORMAT_G8R8UI:
case FORMAT_X8B8G8R8UI:
case FORMAT_A8B8G8R8UI:
case FORMAT_D32F:
case FORMAT_D32FS8:
case FORMAT_D32F_COMPLEMENTARY:
case FORMAT_D32FS8_COMPLEMENTARY:
case FORMAT_D32F_LOCKABLE:
case FORMAT_D32FS8_TEXTURE:
case FORMAT_D32F_SHADOW:
case FORMAT_D32FS8_SHADOW:
case FORMAT_A8:
case FORMAT_R8:
case FORMAT_L8:
case FORMAT_L16:
case FORMAT_A8L8:
case FORMAT_YV12_BT601:
case FORMAT_YV12_BT709:
case FORMAT_YV12_JFIF:
return true;
case FORMAT_A8B8G8R8I:
case FORMAT_A16B16G16R16I:
case FORMAT_A32B32G32R32I:
case FORMAT_A8B8G8R8_SNORM:
case FORMAT_Q8W8V8U8:
case FORMAT_Q16W16V16U16:
case FORMAT_A32B32G32R32F:
return false;
case FORMAT_R32F:
case FORMAT_R8I:
case FORMAT_R16I:
case FORMAT_R32I:
case FORMAT_R8_SNORM:
return component >= 1;
case FORMAT_V8U8:
case FORMAT_X8L8V8U8:
case FORMAT_V16U16:
case FORMAT_G32R32F:
case FORMAT_G8R8I:
case FORMAT_G16R16I:
case FORMAT_G32R32I:
case FORMAT_G8R8_SNORM:
return component >= 2;
case FORMAT_A16W16V16U16:
case FORMAT_B32G32R32F:
case FORMAT_X32B32G32R32F:
case FORMAT_X8B8G8R8I:
case FORMAT_X16B16G16R16I:
case FORMAT_X32B32G32R32I:
case FORMAT_X8B8G8R8_SNORM:
return component >= 3;
default:
ASSERT(false);
}
return false;
}
bool Surface::isSRGBreadable(Format format)
{
// Keep in sync with Capabilities::isSRGBreadable
switch(format)
{
case FORMAT_L8:
case FORMAT_A8L8:
case FORMAT_R8G8B8:
case FORMAT_A8R8G8B8:
case FORMAT_X8R8G8B8:
case FORMAT_A8B8G8R8:
case FORMAT_X8B8G8R8:
case FORMAT_SRGB8_X8:
case FORMAT_SRGB8_A8:
case FORMAT_R5G6B5:
case FORMAT_X1R5G5B5:
case FORMAT_A1R5G5B5:
case FORMAT_A4R4G4B4:
case FORMAT_DXT1:
case FORMAT_DXT3:
case FORMAT_DXT5:
case FORMAT_ATI1:
case FORMAT_ATI2:
return true;
default:
return false;
}
}
bool Surface::isSRGBwritable(Format format)
{
// Keep in sync with Capabilities::isSRGBwritable
switch(format)
{
case FORMAT_NULL:
case FORMAT_A8R8G8B8:
case FORMAT_X8R8G8B8:
case FORMAT_A8B8G8R8:
case FORMAT_X8B8G8R8:
case FORMAT_SRGB8_X8:
case FORMAT_SRGB8_A8:
case FORMAT_R5G6B5:
return true;
default:
return false;
}
}
bool Surface::isSRGBformat(Format format)
{
switch(format)
{
case FORMAT_SRGB8_X8:
case FORMAT_SRGB8_A8:
return true;
default:
return false;
}
}
bool Surface::isCompressed(Format format)
{
switch(format)
{
case FORMAT_DXT1:
case FORMAT_DXT3:
case FORMAT_DXT5:
case FORMAT_ATI1:
case FORMAT_ATI2:
case FORMAT_ETC1:
case FORMAT_R11_EAC:
case FORMAT_SIGNED_R11_EAC:
case FORMAT_RG11_EAC:
case FORMAT_SIGNED_RG11_EAC:
case FORMAT_RGB8_ETC2:
case FORMAT_SRGB8_ETC2:
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_RGBA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ETC2_EAC:
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_RGBA_ASTC_12x12_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR:
return true;
default:
return false;
}
}
bool Surface::isSignedNonNormalizedInteger(Format format)
{
switch(format)
{
case FORMAT_A8B8G8R8I:
case FORMAT_X8B8G8R8I:
case FORMAT_G8R8I:
case FORMAT_R8I:
case FORMAT_A16B16G16R16I:
case FORMAT_X16B16G16R16I:
case FORMAT_G16R16I:
case FORMAT_R16I:
case FORMAT_A32B32G32R32I:
case FORMAT_X32B32G32R32I:
case FORMAT_G32R32I:
case FORMAT_R32I:
return true;
default:
return false;
}
}
bool Surface::isUnsignedNonNormalizedInteger(Format format)
{
switch(format)
{
case FORMAT_A8B8G8R8UI:
case FORMAT_X8B8G8R8UI:
case FORMAT_G8R8UI:
case FORMAT_R8UI:
case FORMAT_A16B16G16R16UI:
case FORMAT_X16B16G16R16UI:
case FORMAT_G16R16UI:
case FORMAT_R16UI:
case FORMAT_A32B32G32R32UI:
case FORMAT_X32B32G32R32UI:
case FORMAT_G32R32UI:
case FORMAT_R32UI:
return true;
default:
return false;
}
}
bool Surface::isNonNormalizedInteger(Format format)
{
return isSignedNonNormalizedInteger(format) ||
isUnsignedNonNormalizedInteger(format);
}
bool Surface::isNormalizedInteger(Format format)
{
return !isFloatFormat(format) &&
!isNonNormalizedInteger(format) &&
!isCompressed(format) &&
!isDepth(format) &&
!isStencil(format);
}
int Surface::componentCount(Format format)
{
switch(format)
{
case FORMAT_R5G6B5: return 3;
case FORMAT_X8R8G8B8: return 3;
case FORMAT_X8B8G8R8I: return 3;
case FORMAT_X8B8G8R8: return 3;
case FORMAT_A8R8G8B8: return 4;
case FORMAT_SRGB8_X8: return 3;
case FORMAT_SRGB8_A8: return 4;
case FORMAT_A8B8G8R8I: return 4;
case FORMAT_A8B8G8R8: return 4;
case FORMAT_G8R8I: return 2;
case FORMAT_G8R8: return 2;
case FORMAT_R8_SNORM: return 1;
case FORMAT_G8R8_SNORM: return 2;
case FORMAT_X8B8G8R8_SNORM:return 3;
case FORMAT_A8B8G8R8_SNORM:return 4;
case FORMAT_R8UI: return 1;
case FORMAT_G8R8UI: return 2;
case FORMAT_X8B8G8R8UI: return 3;
case FORMAT_A8B8G8R8UI: return 4;
case FORMAT_A2B10G10R10: return 4;
case FORMAT_A2B10G10R10UI: return 4;
case FORMAT_G16R16I: return 2;
case FORMAT_G16R16UI: return 2;
case FORMAT_G16R16: return 2;
case FORMAT_G32R32I: return 2;
case FORMAT_G32R32UI: return 2;
case FORMAT_X16B16G16R16I: return 3;
case FORMAT_X16B16G16R16UI: return 3;
case FORMAT_A16B16G16R16I: return 4;
case FORMAT_A16B16G16R16UI: return 4;
case FORMAT_A16B16G16R16: return 4;
case FORMAT_X32B32G32R32I: return 3;
case FORMAT_X32B32G32R32UI: return 3;
case FORMAT_A32B32G32R32I: return 4;
case FORMAT_A32B32G32R32UI: return 4;
case FORMAT_V8U8: return 2;
case FORMAT_Q8W8V8U8: return 4;
case FORMAT_X8L8V8U8: return 3;
case FORMAT_V16U16: return 2;
case FORMAT_A16W16V16U16: return 4;
case FORMAT_Q16W16V16U16: return 4;
case FORMAT_R32F: return 1;
case FORMAT_G32R32F: return 2;
case FORMAT_X32B32G32R32F: return 3;
case FORMAT_A32B32G32R32F: return 4;
case FORMAT_X32B32G32R32F_UNSIGNED: return 3;
case FORMAT_D32F: return 1;
case FORMAT_D32FS8: return 1;
case FORMAT_D32F_LOCKABLE: return 1;
case FORMAT_D32FS8_TEXTURE: return 1;
case FORMAT_D32F_SHADOW: return 1;
case FORMAT_D32FS8_SHADOW: return 1;
case FORMAT_A8: return 1;
case FORMAT_R8I: return 1;
case FORMAT_R8: return 1;
case FORMAT_R16I: return 1;
case FORMAT_R16UI: return 1;
case FORMAT_R32I: return 1;
case FORMAT_R32UI: return 1;
case FORMAT_L8: return 1;
case FORMAT_L16: return 1;
case FORMAT_A8L8: return 2;
case FORMAT_YV12_BT601: return 3;
case FORMAT_YV12_BT709: return 3;
case FORMAT_YV12_JFIF: return 3;
default:
ASSERT(false);
}
return 1;
}
void *Surface::allocateBuffer(int width, int height, int depth, int border, int samples, Format format)
{
return allocate(size(width, height, depth, border, samples, format));
}
void Surface::memfill4(void *buffer, int pattern, int bytes)
{
while((size_t)buffer & 0x1 && bytes >= 1)
{
*(char*)buffer = (char)pattern;
(char*&)buffer += 1;
bytes -= 1;
}
while((size_t)buffer & 0x3 && bytes >= 2)
{
*(short*)buffer = (short)pattern;
(short*&)buffer += 1;
bytes -= 2;
}
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE())
{
while((size_t)buffer & 0xF && bytes >= 4)
{
*(int*)buffer = pattern;
(int*&)buffer += 1;
bytes -= 4;
}
__m128 quad = _mm_set_ps1((float&)pattern);
float *pointer = (float*)buffer;
int qxwords = bytes / 64;
bytes -= qxwords * 64;
while(qxwords--)
{
_mm_stream_ps(pointer + 0, quad);
_mm_stream_ps(pointer + 4, quad);
_mm_stream_ps(pointer + 8, quad);
_mm_stream_ps(pointer + 12, quad);
pointer += 16;
}
buffer = pointer;
}
#endif
while(bytes >= 4)
{
*(int*)buffer = (int)pattern;
(int*&)buffer += 1;
bytes -= 4;
}
while(bytes >= 2)
{
*(short*)buffer = (short)pattern;
(short*&)buffer += 1;
bytes -= 2;
}
while(bytes >= 1)
{
*(char*)buffer = (char)pattern;
(char*&)buffer += 1;
bytes -= 1;
}
}
void Surface::sync()
{
resource->lock(EXCLUSIVE);
resource->unlock();
}
bool Surface::isEntire(const Rect& rect) const
{
return (rect.x0 == 0 && rect.y0 == 0 && rect.x1 == internal.width && rect.y1 == internal.height && internal.depth == 1);
}
Rect Surface::getRect() const
{
return Rect(0, 0, internal.width, internal.height);
}
void Surface::clearDepth(float depth, int x0, int y0, int width, int height)
{
if(width == 0 || height == 0)
{
return;
}
if(internal.format == FORMAT_NULL)
{
return;
}
// Not overlapping
if(x0 > internal.width) return;
if(y0 > internal.height) return;
if(x0 + width < 0) return;
if(y0 + height < 0) return;
// Clip against dimensions
if(x0 < 0) {width += x0; x0 = 0;}
if(x0 + width > internal.width) width = internal.width - x0;
if(y0 < 0) {height += y0; y0 = 0;}
if(y0 + height > internal.height) height = internal.height - y0;
const bool entire = x0 == 0 && y0 == 0 && width == internal.width && height == internal.height;
const Lock lock = entire ? LOCK_DISCARD : LOCK_WRITEONLY;
int x1 = x0 + width;
int y1 = y0 + height;
if(!hasQuadLayout(internal.format))
{
float *target = (float*)lockInternal(x0, y0, 0, lock, PUBLIC);
for(int z = 0; z < internal.samples; z++)
{
float *row = target;
for(int y = y0; y < y1; y++)
{
memfill4(row, (int&)depth, width * sizeof(float));
row += internal.pitchP;
}
target += internal.sliceP;
}
unlockInternal();
}
else // Quad layout
{
if(complementaryDepthBuffer)
{
depth = 1 - depth;
}
float *buffer = (float*)lockInternal(0, 0, 0, lock, PUBLIC);
int oddX0 = (x0 & ~1) * 2 + (x0 & 1);
int oddX1 = (x1 & ~1) * 2;
int evenX0 = ((x0 + 1) & ~1) * 2;
int evenBytes = (oddX1 - evenX0) * sizeof(float);
for(int z = 0; z < internal.samples; z++)
{
for(int y = y0; y < y1; y++)
{
float *target = buffer + (y & ~1) * internal.pitchP + (y & 1) * 2;
if((y & 1) == 0 && y + 1 < y1) // Fill quad line at once
{
if((x0 & 1) != 0)
{
target[oddX0 + 0] = depth;
target[oddX0 + 2] = depth;
}
// for(int x2 = evenX0; x2 < x1 * 2; x2 += 4)
// {
// target[x2 + 0] = depth;
// target[x2 + 1] = depth;
// target[x2 + 2] = depth;
// target[x2 + 3] = depth;
// }
// __asm
// {
// movss xmm0, depth
// shufps xmm0, xmm0, 0x00
//
// mov eax, x0
// add eax, 1
// and eax, 0xFFFFFFFE
// cmp eax, x1
// jge qEnd
//
// mov edi, target
//
// qLoop:
// movntps [edi+8*eax], xmm0
//
// add eax, 2
// cmp eax, x1
// jl qLoop
// qEnd:
// }
memfill4(&target[evenX0], (int&)depth, evenBytes);
if((x1 & 1) != 0)
{
target[oddX1 + 0] = depth;
target[oddX1 + 2] = depth;
}
y++;
}
else
{
for(int x = x0, i = oddX0; x < x1; x++, i = (x & ~1) * 2 + (x & 1))
{
target[i] = depth;
}
}
}
buffer += internal.sliceP;
}
unlockInternal();
}
}
void Surface::clearStencil(unsigned char s, unsigned char mask, int x0, int y0, int width, int height)
{
if(mask == 0 || width == 0 || height == 0)
{
return;
}
if(stencil.format == FORMAT_NULL)
{
return;
}
// Not overlapping
if(x0 > internal.width) return;
if(y0 > internal.height) return;
if(x0 + width < 0) return;
if(y0 + height < 0) return;
// Clip against dimensions
if(x0 < 0) {width += x0; x0 = 0;}
if(x0 + width > internal.width) width = internal.width - x0;
if(y0 < 0) {height += y0; y0 = 0;}
if(y0 + height > internal.height) height = internal.height - y0;
int x1 = x0 + width;
int y1 = y0 + height;
int oddX0 = (x0 & ~1) * 2 + (x0 & 1);
int oddX1 = (x1 & ~1) * 2;
int evenX0 = ((x0 + 1) & ~1) * 2;
int evenBytes = oddX1 - evenX0;
unsigned char maskedS = s & mask;
unsigned char invMask = ~mask;
unsigned int fill = maskedS;
fill = fill | (fill << 8) | (fill << 16) | (fill << 24);
char *buffer = (char*)lockStencil(0, 0, 0, PUBLIC);
// Stencil buffers are assumed to use quad layout
for(int z = 0; z < stencil.samples; z++)
{
for(int y = y0; y < y1; y++)
{
char *target = buffer + (y & ~1) * stencil.pitchP + (y & 1) * 2;
if((y & 1) == 0 && y + 1 < y1 && mask == 0xFF) // Fill quad line at once
{
if((x0 & 1) != 0)
{
target[oddX0 + 0] = fill;
target[oddX0 + 2] = fill;
}
memfill4(&target[evenX0], fill, evenBytes);
if((x1 & 1) != 0)
{
target[oddX1 + 0] = fill;
target[oddX1 + 2] = fill;
}
y++;
}
else
{
for(int x = x0; x < x1; x++)
{
int i = (x & ~1) * 2 + (x & 1);
target[i] = maskedS | (target[i] & invMask);
}
}
}
buffer += stencil.sliceP;
}
unlockStencil();
}
void Surface::fill(const Color<float> &color, int x0, int y0, int width, int height)
{
unsigned char *row;
Buffer *buffer;
if(internal.dirty)
{
row = (unsigned char*)lockInternal(x0, y0, 0, LOCK_WRITEONLY, PUBLIC);
buffer = &internal;
}
else
{
row = (unsigned char*)lockExternal(x0, y0, 0, LOCK_WRITEONLY, PUBLIC);
buffer = &external;
}
if(buffer->bytes <= 4)
{
int c;
buffer->write(&c, color);
if(buffer->bytes <= 1) c = (c << 8) | c;
if(buffer->bytes <= 2) c = (c << 16) | c;
for(int y = 0; y < height; y++)
{
memfill4(row, c, width * buffer->bytes);
row += buffer->pitchB;
}
}
else // Generic
{
for(int y = 0; y < height; y++)
{
unsigned char *element = row;
for(int x = 0; x < width; x++)
{
buffer->write(element, color);
element += buffer->bytes;
}
row += buffer->pitchB;
}
}
if(buffer == &internal)
{
unlockInternal();
}
else
{
unlockExternal();
}
}
void Surface::copyInternal(const Surface *source, int x, int y, float srcX, float srcY, bool filter)
{
ASSERT(internal.lock != LOCK_UNLOCKED && source && source->internal.lock != LOCK_UNLOCKED);
sw::Color<float> color;
if(!filter)
{
color = source->internal.read((int)srcX, (int)srcY, 0);
}
else // Bilinear filtering
{
color = source->internal.sample(srcX, srcY, 0);
}
internal.write(x, y, color);
}
void Surface::copyInternal(const Surface *source, int x, int y, int z, float srcX, float srcY, float srcZ, bool filter)
{
ASSERT(internal.lock != LOCK_UNLOCKED && source && source->internal.lock != LOCK_UNLOCKED);
sw::Color<float> color;
if(!filter)
{
color = source->internal.read((int)srcX, (int)srcY, int(srcZ));
}
else // Bilinear filtering
{
color = source->internal.sample(srcX, srcY, srcZ);
}
internal.write(x, y, z, color);
}
void Surface::copyCubeEdge(Edge dstEdge, Surface *src, Edge srcEdge)
{
Surface *dst = this;
// Figure out if the edges to be copied in reverse order respectively from one another
// The copy should be reversed whenever the same edges are contiguous or if we're
// copying top <-> right or bottom <-> left. This is explained by the layout, which is:
//
// | +y |
// | -x | +z | +x | -z |
// | -y |
bool reverse = (srcEdge == dstEdge) ||
((srcEdge == TOP) && (dstEdge == RIGHT)) ||
((srcEdge == RIGHT) && (dstEdge == TOP)) ||
((srcEdge == BOTTOM) && (dstEdge == LEFT)) ||
((srcEdge == LEFT) && (dstEdge == BOTTOM));
int srcBytes = src->bytes(src->Surface::getInternalFormat());
int srcPitch = src->getInternalPitchB();
int dstBytes = dst->bytes(dst->Surface::getInternalFormat());
int dstPitch = dst->getInternalPitchB();
int srcW = src->getWidth();
int srcH = src->getHeight();
int dstW = dst->getWidth();
int dstH = dst->getHeight();
ASSERT(srcW == srcH && dstW == dstH && srcW == dstW && srcBytes == dstBytes);
// Src is expressed in the regular [0, width-1], [0, height-1] space
int srcDelta = ((srcEdge == TOP) || (srcEdge == BOTTOM)) ? srcBytes : srcPitch;
int srcStart = ((srcEdge == BOTTOM) ? srcPitch * (srcH - 1) : ((srcEdge == RIGHT) ? srcBytes * (srcW - 1) : 0));
// Dst contains borders, so it is expressed in the [-1, width+1], [-1, height+1] space
int dstDelta = (((dstEdge == TOP) || (dstEdge == BOTTOM)) ? dstBytes : dstPitch) * (reverse ? -1 : 1);
int dstStart = ((dstEdge == BOTTOM) ? dstPitch * (dstH + 1) : ((dstEdge == RIGHT) ? dstBytes * (dstW + 1) : 0)) + (reverse ? dstW * -dstDelta : dstDelta);
char *srcBuf = (char*)src->lockInternal(0, 0, 0, sw::LOCK_READONLY, sw::PRIVATE) + srcStart;
char *dstBuf = (char*)dst->lockInternal(-1, -1, 0, sw::LOCK_READWRITE, sw::PRIVATE) + dstStart;
for(int i = 0; i < srcW; ++i, dstBuf += dstDelta, srcBuf += srcDelta)
{
memcpy(dstBuf, srcBuf, srcBytes);
}
if(dstEdge == LEFT || dstEdge == RIGHT)
{
// TOP and BOTTOM are already set, let's average out the corners
int x0 = (dstEdge == RIGHT) ? dstW : -1;
int y0 = -1;
int x1 = (dstEdge == RIGHT) ? dstW - 1 : 0;
int y1 = 0;
dst->computeCubeCorner(x0, y0, x1, y1);
y0 = dstH;
y1 = dstH - 1;
dst->computeCubeCorner(x0, y0, x1, y1);
}
src->unlockInternal();
dst->unlockInternal();
}
void Surface::computeCubeCorner(int x0, int y0, int x1, int y1)
{
ASSERT(internal.lock != LOCK_UNLOCKED);
sw::Color<float> color = internal.read(x0, y1);
color += internal.read(x1, y0);
color += internal.read(x1, y1);
color *= (1.0f / 3.0f);
internal.write(x0, y0, color);
}
bool Surface::hasStencil() const
{
return isStencil(external.format);
}
bool Surface::hasDepth() const
{
return isDepth(external.format);
}
bool Surface::hasPalette() const
{
return isPalette(external.format);
}
bool Surface::isRenderTarget() const
{
return renderTarget;
}
bool Surface::hasDirtyContents() const
{
return dirtyContents;
}
void Surface::markContentsClean()
{
dirtyContents = false;
}
Resource *Surface::getResource()
{
return resource;
}
bool Surface::identicalBuffers() const
{
return external.format == internal.format &&
external.width == internal.width &&
external.height == internal.height &&
external.depth == internal.depth &&
external.pitchB == internal.pitchB &&
external.sliceB == internal.sliceB &&
external.border == internal.border &&
external.samples == internal.samples;
}
Format Surface::selectInternalFormat(Format format) const
{
switch(format)
{
case FORMAT_NULL:
return FORMAT_NULL;
case FORMAT_P8:
case FORMAT_A8P8:
case FORMAT_A4R4G4B4:
case FORMAT_A1R5G5B5:
case FORMAT_A8R3G3B2:
return FORMAT_A8R8G8B8;
case FORMAT_A8:
return FORMAT_A8;
case FORMAT_R8I:
return FORMAT_R8I;
case FORMAT_R8UI:
return FORMAT_R8UI;
case FORMAT_R8_SNORM:
return FORMAT_R8_SNORM;
case FORMAT_R8:
return FORMAT_R8;
case FORMAT_R16I:
return FORMAT_R16I;
case FORMAT_R16UI:
return FORMAT_R16UI;
case FORMAT_R32I:
return FORMAT_R32I;
case FORMAT_R32UI:
return FORMAT_R32UI;
case FORMAT_X16B16G16R16I:
return FORMAT_X16B16G16R16I;
case FORMAT_A16B16G16R16I:
return FORMAT_A16B16G16R16I;
case FORMAT_X16B16G16R16UI:
return FORMAT_X16B16G16R16UI;
case FORMAT_A16B16G16R16UI:
return FORMAT_A16B16G16R16UI;
case FORMAT_A2R10G10B10:
case FORMAT_A2B10G10R10:
case FORMAT_A16B16G16R16:
return FORMAT_A16B16G16R16;
case FORMAT_A2B10G10R10UI:
return FORMAT_A16B16G16R16UI;
case FORMAT_X32B32G32R32I:
return FORMAT_X32B32G32R32I;
case FORMAT_A32B32G32R32I:
return FORMAT_A32B32G32R32I;
case FORMAT_X32B32G32R32UI:
return FORMAT_X32B32G32R32UI;
case FORMAT_A32B32G32R32UI:
return FORMAT_A32B32G32R32UI;
case FORMAT_G8R8I:
return FORMAT_G8R8I;
case FORMAT_G8R8UI:
return FORMAT_G8R8UI;
case FORMAT_G8R8_SNORM:
return FORMAT_G8R8_SNORM;
case FORMAT_G8R8:
return FORMAT_G8R8;
case FORMAT_G16R16I:
return FORMAT_G16R16I;
case FORMAT_G16R16UI:
return FORMAT_G16R16UI;
case FORMAT_G16R16:
return FORMAT_G16R16;
case FORMAT_G32R32I:
return FORMAT_G32R32I;
case FORMAT_G32R32UI:
return FORMAT_G32R32UI;
case FORMAT_A8R8G8B8:
if(lockable || !quadLayoutEnabled)
{
return FORMAT_A8R8G8B8;
}
else
{
return FORMAT_A8G8R8B8Q;
}
case FORMAT_A8B8G8R8I:
return FORMAT_A8B8G8R8I;
case FORMAT_A8B8G8R8UI:
return FORMAT_A8B8G8R8UI;
case FORMAT_A8B8G8R8_SNORM:
return FORMAT_A8B8G8R8_SNORM;
case FORMAT_R5G5B5A1:
case FORMAT_R4G4B4A4:
case FORMAT_A8B8G8R8:
return FORMAT_A8B8G8R8;
case FORMAT_R5G6B5:
return FORMAT_R5G6B5;
case FORMAT_R3G3B2:
case FORMAT_R8G8B8:
case FORMAT_X4R4G4B4:
case FORMAT_X1R5G5B5:
case FORMAT_X8R8G8B8:
if(lockable || !quadLayoutEnabled)
{
return FORMAT_X8R8G8B8;
}
else
{
return FORMAT_X8G8R8B8Q;
}
case FORMAT_X8B8G8R8I:
return FORMAT_X8B8G8R8I;
case FORMAT_X8B8G8R8UI:
return FORMAT_X8B8G8R8UI;
case FORMAT_X8B8G8R8_SNORM:
return FORMAT_X8B8G8R8_SNORM;
case FORMAT_B8G8R8:
case FORMAT_X8B8G8R8:
return FORMAT_X8B8G8R8;
case FORMAT_SRGB8_X8:
return FORMAT_SRGB8_X8;
case FORMAT_SRGB8_A8:
return FORMAT_SRGB8_A8;
// Compressed formats
case FORMAT_DXT1:
case FORMAT_DXT3:
case FORMAT_DXT5:
case FORMAT_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
case FORMAT_RGBA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ETC2_EAC:
case FORMAT_SRGB8_ALPHA8_ASTC_4x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x4_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_5x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_6x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_8x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x5_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x6_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x8_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_10x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x10_KHR:
case FORMAT_SRGB8_ALPHA8_ASTC_12x12_KHR:
return FORMAT_A8R8G8B8;
case FORMAT_RGBA_ASTC_4x4_KHR:
case FORMAT_RGBA_ASTC_5x4_KHR:
case FORMAT_RGBA_ASTC_5x5_KHR:
case FORMAT_RGBA_ASTC_6x5_KHR:
case FORMAT_RGBA_ASTC_6x6_KHR:
case FORMAT_RGBA_ASTC_8x5_KHR:
case FORMAT_RGBA_ASTC_8x6_KHR:
case FORMAT_RGBA_ASTC_8x8_KHR:
case FORMAT_RGBA_ASTC_10x5_KHR:
case FORMAT_RGBA_ASTC_10x6_KHR:
case FORMAT_RGBA_ASTC_10x8_KHR:
case FORMAT_RGBA_ASTC_10x10_KHR:
case FORMAT_RGBA_ASTC_12x10_KHR:
case FORMAT_RGBA_ASTC_12x12_KHR:
// ASTC supports HDR, so a floating point format is required to represent it properly
return FORMAT_A32B32G32R32F; // FIXME: 16FP is probably sufficient, but it's currently unsupported
case FORMAT_ATI1:
return FORMAT_R8;
case FORMAT_R11_EAC:
case FORMAT_SIGNED_R11_EAC:
return FORMAT_R32F; // FIXME: Signed 8bit format would be sufficient
case FORMAT_ATI2:
return FORMAT_G8R8;
case FORMAT_RG11_EAC:
case FORMAT_SIGNED_RG11_EAC:
return FORMAT_G32R32F; // FIXME: Signed 8bit format would be sufficient
case FORMAT_ETC1:
case FORMAT_RGB8_ETC2:
case FORMAT_SRGB8_ETC2:
return FORMAT_X8R8G8B8;
// Bumpmap formats
case FORMAT_V8U8: return FORMAT_V8U8;
case FORMAT_L6V5U5: return FORMAT_X8L8V8U8;
case FORMAT_Q8W8V8U8: return FORMAT_Q8W8V8U8;
case FORMAT_X8L8V8U8: return FORMAT_X8L8V8U8;
case FORMAT_V16U16: return FORMAT_V16U16;
case FORMAT_A2W10V10U10: return FORMAT_A16W16V16U16;
case FORMAT_Q16W16V16U16: return FORMAT_Q16W16V16U16;
// Floating-point formats
case FORMAT_A16F: return FORMAT_A32B32G32R32F;
case FORMAT_R16F: return FORMAT_R32F;
case FORMAT_G16R16F: return FORMAT_G32R32F;
case FORMAT_B16G16R16F: return FORMAT_X32B32G32R32F;
case FORMAT_X16B16G16R16F: return FORMAT_X32B32G32R32F;
case FORMAT_A16B16G16R16F: return FORMAT_A32B32G32R32F;
case FORMAT_X16B16G16R16F_UNSIGNED: return FORMAT_X32B32G32R32F_UNSIGNED;
case FORMAT_A32F: return FORMAT_A32B32G32R32F;
case FORMAT_R32F: return FORMAT_R32F;
case FORMAT_G32R32F: return FORMAT_G32R32F;
case FORMAT_B32G32R32F: return FORMAT_X32B32G32R32F;
case FORMAT_X32B32G32R32F: return FORMAT_X32B32G32R32F;
case FORMAT_A32B32G32R32F: return FORMAT_A32B32G32R32F;
case FORMAT_X32B32G32R32F_UNSIGNED: return FORMAT_X32B32G32R32F_UNSIGNED;
// Luminance formats
case FORMAT_L8: return FORMAT_L8;
case FORMAT_A4L4: return FORMAT_A8L8;
case FORMAT_L16: return FORMAT_L16;
case FORMAT_A8L8: return FORMAT_A8L8;
case FORMAT_L16F: return FORMAT_X32B32G32R32F;
case FORMAT_A16L16F: return FORMAT_A32B32G32R32F;
case FORMAT_L32F: return FORMAT_X32B32G32R32F;
case FORMAT_A32L32F: return FORMAT_A32B32G32R32F;
// Depth/stencil formats
case FORMAT_D16:
case FORMAT_D32:
case FORMAT_D24X8:
if(hasParent) // Texture
{
return FORMAT_D32F_SHADOW;
}
else if(complementaryDepthBuffer)
{
return FORMAT_D32F_COMPLEMENTARY;
}
else
{
return FORMAT_D32F;
}
case FORMAT_D24S8:
case FORMAT_D24FS8:
if(hasParent) // Texture
{
return FORMAT_D32FS8_SHADOW;
}
else if(complementaryDepthBuffer)
{
return FORMAT_D32FS8_COMPLEMENTARY;
}
else
{
return FORMAT_D32FS8;
}
case FORMAT_D32F: return FORMAT_D32F;
case FORMAT_D32FS8: return FORMAT_D32FS8;
case FORMAT_D32F_LOCKABLE: return FORMAT_D32F_LOCKABLE;
case FORMAT_D32FS8_TEXTURE: return FORMAT_D32FS8_TEXTURE;
case FORMAT_INTZ: return FORMAT_D32FS8_TEXTURE;
case FORMAT_DF24S8: return FORMAT_D32FS8_SHADOW;
case FORMAT_DF16S8: return FORMAT_D32FS8_SHADOW;
case FORMAT_S8: return FORMAT_S8;
// YUV formats
case FORMAT_YV12_BT601: return FORMAT_YV12_BT601;
case FORMAT_YV12_BT709: return FORMAT_YV12_BT709;
case FORMAT_YV12_JFIF: return FORMAT_YV12_JFIF;
default:
ASSERT(false);
}
return FORMAT_NULL;
}
void Surface::setTexturePalette(unsigned int *palette)
{
Surface::palette = palette;
Surface::paletteID++;
}
void Surface::resolve()
{
if(internal.samples <= 1 || !internal.dirty || !renderTarget || internal.format == FORMAT_NULL)
{
return;
}
ASSERT(internal.depth == 1); // Unimplemented
void *source = internal.lockRect(0, 0, 0, LOCK_READWRITE);
int width = internal.width;
int height = internal.height;
int pitch = internal.pitchB;
int slice = internal.sliceB;
unsigned char *source0 = (unsigned char*)source;
unsigned char *source1 = source0 + slice;
unsigned char *source2 = source1 + slice;
unsigned char *source3 = source2 + slice;
unsigned char *source4 = source3 + slice;
unsigned char *source5 = source4 + slice;
unsigned char *source6 = source5 + slice;
unsigned char *source7 = source6 + slice;
unsigned char *source8 = source7 + slice;
unsigned char *source9 = source8 + slice;
unsigned char *sourceA = source9 + slice;
unsigned char *sourceB = sourceA + slice;
unsigned char *sourceC = sourceB + slice;
unsigned char *sourceD = sourceC + slice;
unsigned char *sourceE = sourceD + slice;
unsigned char *sourceF = sourceE + slice;
if(internal.format == FORMAT_X8R8G8B8 || internal.format == FORMAT_A8R8G8B8 ||
internal.format == FORMAT_X8B8G8R8 || internal.format == FORMAT_A8B8G8R8 ||
internal.format == FORMAT_SRGB8_X8 || internal.format == FORMAT_SRGB8_A8)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE2() && (width % 4) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
c0 = _mm_avg_epu8(c0, c1);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
c0 = _mm_avg_epu8(c0, c1);
c2 = _mm_avg_epu8(c2, c3);
c0 = _mm_avg_epu8(c0, c2);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 4 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 4 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 4 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 4 * x));
c0 = _mm_avg_epu8(c0, c1);
c2 = _mm_avg_epu8(c2, c3);
c4 = _mm_avg_epu8(c4, c5);
c6 = _mm_avg_epu8(c6, c7);
c0 = _mm_avg_epu8(c0, c2);
c4 = _mm_avg_epu8(c4, c6);
c0 = _mm_avg_epu8(c0, c4);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 4 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 4 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 4 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 4 * x));
__m128i c8 = _mm_load_si128((__m128i*)(source8 + 4 * x));
__m128i c9 = _mm_load_si128((__m128i*)(source9 + 4 * x));
__m128i cA = _mm_load_si128((__m128i*)(sourceA + 4 * x));
__m128i cB = _mm_load_si128((__m128i*)(sourceB + 4 * x));
__m128i cC = _mm_load_si128((__m128i*)(sourceC + 4 * x));
__m128i cD = _mm_load_si128((__m128i*)(sourceD + 4 * x));
__m128i cE = _mm_load_si128((__m128i*)(sourceE + 4 * x));
__m128i cF = _mm_load_si128((__m128i*)(sourceF + 4 * x));
c0 = _mm_avg_epu8(c0, c1);
c2 = _mm_avg_epu8(c2, c3);
c4 = _mm_avg_epu8(c4, c5);
c6 = _mm_avg_epu8(c6, c7);
c8 = _mm_avg_epu8(c8, c9);
cA = _mm_avg_epu8(cA, cB);
cC = _mm_avg_epu8(cC, cD);
cE = _mm_avg_epu8(cE, cF);
c0 = _mm_avg_epu8(c0, c2);
c4 = _mm_avg_epu8(c4, c6);
c8 = _mm_avg_epu8(c8, cA);
cC = _mm_avg_epu8(cC, cE);
c0 = _mm_avg_epu8(c0, c4);
c8 = _mm_avg_epu8(c8, cC);
c0 = _mm_avg_epu8(c0, c8);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
#define AVERAGE(x, y) (((x) & (y)) + ((((x) ^ (y)) >> 1) & 0x7F7F7F7F) + (((x) ^ (y)) & 0x01010101))
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
c0 = AVERAGE(c0, c1);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c0 = AVERAGE(c0, c2);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c0 = AVERAGE(c0, c4);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
unsigned int c8 = *(unsigned int*)(source8 + 4 * x);
unsigned int c9 = *(unsigned int*)(source9 + 4 * x);
unsigned int cA = *(unsigned int*)(sourceA + 4 * x);
unsigned int cB = *(unsigned int*)(sourceB + 4 * x);
unsigned int cC = *(unsigned int*)(sourceC + 4 * x);
unsigned int cD = *(unsigned int*)(sourceD + 4 * x);
unsigned int cE = *(unsigned int*)(sourceE + 4 * x);
unsigned int cF = *(unsigned int*)(sourceF + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c8 = AVERAGE(c8, c9);
cA = AVERAGE(cA, cB);
cC = AVERAGE(cC, cD);
cE = AVERAGE(cE, cF);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c8 = AVERAGE(c8, cA);
cC = AVERAGE(cC, cE);
c0 = AVERAGE(c0, c4);
c8 = AVERAGE(c8, cC);
c0 = AVERAGE(c0, c8);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
#undef AVERAGE
}
}
else if(internal.format == FORMAT_G16R16)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE2() && (width % 4) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
c0 = _mm_avg_epu16(c0, c1);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c0 = _mm_avg_epu16(c0, c2);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 4 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 4 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 4 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 4 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c4 = _mm_avg_epu16(c4, c5);
c6 = _mm_avg_epu16(c6, c7);
c0 = _mm_avg_epu16(c0, c2);
c4 = _mm_avg_epu16(c4, c6);
c0 = _mm_avg_epu16(c0, c4);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 4 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 4 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 4 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 4 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 4 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 4 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 4 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 4 * x));
__m128i c8 = _mm_load_si128((__m128i*)(source8 + 4 * x));
__m128i c9 = _mm_load_si128((__m128i*)(source9 + 4 * x));
__m128i cA = _mm_load_si128((__m128i*)(sourceA + 4 * x));
__m128i cB = _mm_load_si128((__m128i*)(sourceB + 4 * x));
__m128i cC = _mm_load_si128((__m128i*)(sourceC + 4 * x));
__m128i cD = _mm_load_si128((__m128i*)(sourceD + 4 * x));
__m128i cE = _mm_load_si128((__m128i*)(sourceE + 4 * x));
__m128i cF = _mm_load_si128((__m128i*)(sourceF + 4 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c4 = _mm_avg_epu16(c4, c5);
c6 = _mm_avg_epu16(c6, c7);
c8 = _mm_avg_epu16(c8, c9);
cA = _mm_avg_epu16(cA, cB);
cC = _mm_avg_epu16(cC, cD);
cE = _mm_avg_epu16(cE, cF);
c0 = _mm_avg_epu16(c0, c2);
c4 = _mm_avg_epu16(c4, c6);
c8 = _mm_avg_epu16(c8, cA);
cC = _mm_avg_epu16(cC, cE);
c0 = _mm_avg_epu16(c0, c4);
c8 = _mm_avg_epu16(c8, cC);
c0 = _mm_avg_epu16(c0, c8);
_mm_store_si128((__m128i*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
#define AVERAGE(x, y) (((x) & (y)) + ((((x) ^ (y)) >> 1) & 0x7FFF7FFF) + (((x) ^ (y)) & 0x00010001))
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
c0 = AVERAGE(c0, c1);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c0 = AVERAGE(c0, c2);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c0 = AVERAGE(c0, c4);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
unsigned int c8 = *(unsigned int*)(source8 + 4 * x);
unsigned int c9 = *(unsigned int*)(source9 + 4 * x);
unsigned int cA = *(unsigned int*)(sourceA + 4 * x);
unsigned int cB = *(unsigned int*)(sourceB + 4 * x);
unsigned int cC = *(unsigned int*)(sourceC + 4 * x);
unsigned int cD = *(unsigned int*)(sourceD + 4 * x);
unsigned int cE = *(unsigned int*)(sourceE + 4 * x);
unsigned int cF = *(unsigned int*)(sourceF + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c8 = AVERAGE(c8, c9);
cA = AVERAGE(cA, cB);
cC = AVERAGE(cC, cD);
cE = AVERAGE(cE, cF);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c8 = AVERAGE(c8, cA);
cC = AVERAGE(cC, cE);
c0 = AVERAGE(c0, c4);
c8 = AVERAGE(c8, cC);
c0 = AVERAGE(c0, c8);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
#undef AVERAGE
}
}
else if(internal.format == FORMAT_A16B16G16R16)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE2() && (width % 2) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 8 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 8 * x));
c0 = _mm_avg_epu16(c0, c1);
_mm_store_si128((__m128i*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 8 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 8 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 8 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 8 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c0 = _mm_avg_epu16(c0, c2);
_mm_store_si128((__m128i*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 8 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 8 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 8 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 8 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 8 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 8 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 8 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 8 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c4 = _mm_avg_epu16(c4, c5);
c6 = _mm_avg_epu16(c6, c7);
c0 = _mm_avg_epu16(c0, c2);
c4 = _mm_avg_epu16(c4, c6);
c0 = _mm_avg_epu16(c0, c4);
_mm_store_si128((__m128i*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 8 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 8 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 8 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 8 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 8 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 8 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 8 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 8 * x));
__m128i c8 = _mm_load_si128((__m128i*)(source8 + 8 * x));
__m128i c9 = _mm_load_si128((__m128i*)(source9 + 8 * x));
__m128i cA = _mm_load_si128((__m128i*)(sourceA + 8 * x));
__m128i cB = _mm_load_si128((__m128i*)(sourceB + 8 * x));
__m128i cC = _mm_load_si128((__m128i*)(sourceC + 8 * x));
__m128i cD = _mm_load_si128((__m128i*)(sourceD + 8 * x));
__m128i cE = _mm_load_si128((__m128i*)(sourceE + 8 * x));
__m128i cF = _mm_load_si128((__m128i*)(sourceF + 8 * x));
c0 = _mm_avg_epu16(c0, c1);
c2 = _mm_avg_epu16(c2, c3);
c4 = _mm_avg_epu16(c4, c5);
c6 = _mm_avg_epu16(c6, c7);
c8 = _mm_avg_epu16(c8, c9);
cA = _mm_avg_epu16(cA, cB);
cC = _mm_avg_epu16(cC, cD);
cE = _mm_avg_epu16(cE, cF);
c0 = _mm_avg_epu16(c0, c2);
c4 = _mm_avg_epu16(c4, c6);
c8 = _mm_avg_epu16(c8, cA);
cC = _mm_avg_epu16(cC, cE);
c0 = _mm_avg_epu16(c0, c4);
c8 = _mm_avg_epu16(c8, cC);
c0 = _mm_avg_epu16(c0, c8);
_mm_store_si128((__m128i*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
#define AVERAGE(x, y) (((x) & (y)) + ((((x) ^ (y)) >> 1) & 0x7FFF7FFF) + (((x) ^ (y)) & 0x00010001))
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
c0 = AVERAGE(c0, c1);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c0 = AVERAGE(c0, c2);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c0 = AVERAGE(c0, c4);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
unsigned int c0 = *(unsigned int*)(source0 + 4 * x);
unsigned int c1 = *(unsigned int*)(source1 + 4 * x);
unsigned int c2 = *(unsigned int*)(source2 + 4 * x);
unsigned int c3 = *(unsigned int*)(source3 + 4 * x);
unsigned int c4 = *(unsigned int*)(source4 + 4 * x);
unsigned int c5 = *(unsigned int*)(source5 + 4 * x);
unsigned int c6 = *(unsigned int*)(source6 + 4 * x);
unsigned int c7 = *(unsigned int*)(source7 + 4 * x);
unsigned int c8 = *(unsigned int*)(source8 + 4 * x);
unsigned int c9 = *(unsigned int*)(source9 + 4 * x);
unsigned int cA = *(unsigned int*)(sourceA + 4 * x);
unsigned int cB = *(unsigned int*)(sourceB + 4 * x);
unsigned int cC = *(unsigned int*)(sourceC + 4 * x);
unsigned int cD = *(unsigned int*)(sourceD + 4 * x);
unsigned int cE = *(unsigned int*)(sourceE + 4 * x);
unsigned int cF = *(unsigned int*)(sourceF + 4 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c8 = AVERAGE(c8, c9);
cA = AVERAGE(cA, cB);
cC = AVERAGE(cC, cD);
cE = AVERAGE(cE, cF);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c8 = AVERAGE(c8, cA);
cC = AVERAGE(cC, cE);
c0 = AVERAGE(c0, c4);
c8 = AVERAGE(c8, cC);
c0 = AVERAGE(c0, c8);
*(unsigned int*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
#undef AVERAGE
}
}
else if(internal.format == FORMAT_R32F)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE() && (width % 4) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 4 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 4 * x));
c0 = _mm_add_ps(c0, c1);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 2.0f));
_mm_store_ps((float*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 4 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 4 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 4 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 4 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c0 = _mm_add_ps(c0, c2);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 4.0f));
_mm_store_ps((float*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 4 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 4 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 4 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 4 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 4 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 4 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 4 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 4 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c0 = _mm_add_ps(c0, c4);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 8.0f));
_mm_store_ps((float*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 4)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 4 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 4 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 4 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 4 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 4 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 4 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 4 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 4 * x));
__m128 c8 = _mm_load_ps((float*)(source8 + 4 * x));
__m128 c9 = _mm_load_ps((float*)(source9 + 4 * x));
__m128 cA = _mm_load_ps((float*)(sourceA + 4 * x));
__m128 cB = _mm_load_ps((float*)(sourceB + 4 * x));
__m128 cC = _mm_load_ps((float*)(sourceC + 4 * x));
__m128 cD = _mm_load_ps((float*)(sourceD + 4 * x));
__m128 cE = _mm_load_ps((float*)(sourceE + 4 * x));
__m128 cF = _mm_load_ps((float*)(sourceF + 4 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c8 = _mm_add_ps(c8, c9);
cA = _mm_add_ps(cA, cB);
cC = _mm_add_ps(cC, cD);
cE = _mm_add_ps(cE, cF);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c8 = _mm_add_ps(c8, cA);
cC = _mm_add_ps(cC, cE);
c0 = _mm_add_ps(c0, c4);
c8 = _mm_add_ps(c8, cC);
c0 = _mm_add_ps(c0, c8);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 16.0f));
_mm_store_ps((float*)(source0 + 4 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
c0 = c0 + c1;
c0 *= 1.0f / 2.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c0 = c0 + c2;
c0 *= 1.0f / 4.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c0 = c0 + c2;
c4 = c4 + c6;
c0 = c0 + c4;
c0 *= 1.0f / 8.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
float c8 = *(float*)(source8 + 4 * x);
float c9 = *(float*)(source9 + 4 * x);
float cA = *(float*)(sourceA + 4 * x);
float cB = *(float*)(sourceB + 4 * x);
float cC = *(float*)(sourceC + 4 * x);
float cD = *(float*)(sourceD + 4 * x);
float cE = *(float*)(sourceE + 4 * x);
float cF = *(float*)(sourceF + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c8 = c8 + c9;
cA = cA + cB;
cC = cC + cD;
cE = cE + cF;
c0 = c0 + c2;
c4 = c4 + c6;
c8 = c8 + cA;
cC = cC + cE;
c0 = c0 + c4;
c8 = c8 + cC;
c0 = c0 + c8;
c0 *= 1.0f / 16.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
}
else if(internal.format == FORMAT_G32R32F)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE() && (width % 2) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 8 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 8 * x));
c0 = _mm_add_ps(c0, c1);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 2.0f));
_mm_store_ps((float*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 8 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 8 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 8 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 8 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c0 = _mm_add_ps(c0, c2);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 4.0f));
_mm_store_ps((float*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 8 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 8 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 8 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 8 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 8 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 8 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 8 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 8 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c0 = _mm_add_ps(c0, c4);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 8.0f));
_mm_store_ps((float*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 2)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 8 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 8 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 8 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 8 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 8 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 8 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 8 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 8 * x));
__m128 c8 = _mm_load_ps((float*)(source8 + 8 * x));
__m128 c9 = _mm_load_ps((float*)(source9 + 8 * x));
__m128 cA = _mm_load_ps((float*)(sourceA + 8 * x));
__m128 cB = _mm_load_ps((float*)(sourceB + 8 * x));
__m128 cC = _mm_load_ps((float*)(sourceC + 8 * x));
__m128 cD = _mm_load_ps((float*)(sourceD + 8 * x));
__m128 cE = _mm_load_ps((float*)(sourceE + 8 * x));
__m128 cF = _mm_load_ps((float*)(sourceF + 8 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c8 = _mm_add_ps(c8, c9);
cA = _mm_add_ps(cA, cB);
cC = _mm_add_ps(cC, cD);
cE = _mm_add_ps(cE, cF);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c8 = _mm_add_ps(c8, cA);
cC = _mm_add_ps(cC, cE);
c0 = _mm_add_ps(c0, c4);
c8 = _mm_add_ps(c8, cC);
c0 = _mm_add_ps(c0, c8);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 16.0f));
_mm_store_ps((float*)(source0 + 8 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
c0 = c0 + c1;
c0 *= 1.0f / 2.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c0 = c0 + c2;
c0 *= 1.0f / 4.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c0 = c0 + c2;
c4 = c4 + c6;
c0 = c0 + c4;
c0 *= 1.0f / 8.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 2 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
float c8 = *(float*)(source8 + 4 * x);
float c9 = *(float*)(source9 + 4 * x);
float cA = *(float*)(sourceA + 4 * x);
float cB = *(float*)(sourceB + 4 * x);
float cC = *(float*)(sourceC + 4 * x);
float cD = *(float*)(sourceD + 4 * x);
float cE = *(float*)(sourceE + 4 * x);
float cF = *(float*)(sourceF + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c8 = c8 + c9;
cA = cA + cB;
cC = cC + cD;
cE = cE + cF;
c0 = c0 + c2;
c4 = c4 + c6;
c8 = c8 + cA;
cC = cC + cE;
c0 = c0 + c4;
c8 = c8 + cC;
c0 = c0 + c8;
c0 *= 1.0f / 16.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
}
else if(internal.format == FORMAT_A32B32G32R32F ||
internal.format == FORMAT_X32B32G32R32F ||
internal.format == FORMAT_X32B32G32R32F_UNSIGNED)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE())
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 16 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 16 * x));
c0 = _mm_add_ps(c0, c1);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 2.0f));
_mm_store_ps((float*)(source0 + 16 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 16 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 16 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 16 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 16 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c0 = _mm_add_ps(c0, c2);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 4.0f));
_mm_store_ps((float*)(source0 + 16 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 16 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 16 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 16 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 16 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 16 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 16 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 16 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 16 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c0 = _mm_add_ps(c0, c4);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 8.0f));
_mm_store_ps((float*)(source0 + 16 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
__m128 c0 = _mm_load_ps((float*)(source0 + 16 * x));
__m128 c1 = _mm_load_ps((float*)(source1 + 16 * x));
__m128 c2 = _mm_load_ps((float*)(source2 + 16 * x));
__m128 c3 = _mm_load_ps((float*)(source3 + 16 * x));
__m128 c4 = _mm_load_ps((float*)(source4 + 16 * x));
__m128 c5 = _mm_load_ps((float*)(source5 + 16 * x));
__m128 c6 = _mm_load_ps((float*)(source6 + 16 * x));
__m128 c7 = _mm_load_ps((float*)(source7 + 16 * x));
__m128 c8 = _mm_load_ps((float*)(source8 + 16 * x));
__m128 c9 = _mm_load_ps((float*)(source9 + 16 * x));
__m128 cA = _mm_load_ps((float*)(sourceA + 16 * x));
__m128 cB = _mm_load_ps((float*)(sourceB + 16 * x));
__m128 cC = _mm_load_ps((float*)(sourceC + 16 * x));
__m128 cD = _mm_load_ps((float*)(sourceD + 16 * x));
__m128 cE = _mm_load_ps((float*)(sourceE + 16 * x));
__m128 cF = _mm_load_ps((float*)(sourceF + 16 * x));
c0 = _mm_add_ps(c0, c1);
c2 = _mm_add_ps(c2, c3);
c4 = _mm_add_ps(c4, c5);
c6 = _mm_add_ps(c6, c7);
c8 = _mm_add_ps(c8, c9);
cA = _mm_add_ps(cA, cB);
cC = _mm_add_ps(cC, cD);
cE = _mm_add_ps(cE, cF);
c0 = _mm_add_ps(c0, c2);
c4 = _mm_add_ps(c4, c6);
c8 = _mm_add_ps(c8, cA);
cC = _mm_add_ps(cC, cE);
c0 = _mm_add_ps(c0, c4);
c8 = _mm_add_ps(c8, cC);
c0 = _mm_add_ps(c0, c8);
c0 = _mm_mul_ps(c0, _mm_set1_ps(1.0f / 16.0f));
_mm_store_ps((float*)(source0 + 16 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 4 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
c0 = c0 + c1;
c0 *= 1.0f / 2.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 4 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c0 = c0 + c2;
c0 *= 1.0f / 4.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 4 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c0 = c0 + c2;
c4 = c4 + c6;
c0 = c0 + c4;
c0 *= 1.0f / 8.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < 4 * width; x++)
{
float c0 = *(float*)(source0 + 4 * x);
float c1 = *(float*)(source1 + 4 * x);
float c2 = *(float*)(source2 + 4 * x);
float c3 = *(float*)(source3 + 4 * x);
float c4 = *(float*)(source4 + 4 * x);
float c5 = *(float*)(source5 + 4 * x);
float c6 = *(float*)(source6 + 4 * x);
float c7 = *(float*)(source7 + 4 * x);
float c8 = *(float*)(source8 + 4 * x);
float c9 = *(float*)(source9 + 4 * x);
float cA = *(float*)(sourceA + 4 * x);
float cB = *(float*)(sourceB + 4 * x);
float cC = *(float*)(sourceC + 4 * x);
float cD = *(float*)(sourceD + 4 * x);
float cE = *(float*)(sourceE + 4 * x);
float cF = *(float*)(sourceF + 4 * x);
c0 = c0 + c1;
c2 = c2 + c3;
c4 = c4 + c5;
c6 = c6 + c7;
c8 = c8 + c9;
cA = cA + cB;
cC = cC + cD;
cE = cE + cF;
c0 = c0 + c2;
c4 = c4 + c6;
c8 = c8 + cA;
cC = cC + cE;
c0 = c0 + c4;
c8 = c8 + cC;
c0 = c0 + c8;
c0 *= 1.0f / 16.0f;
*(float*)(source0 + 4 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
}
else if(internal.format == FORMAT_R5G6B5)
{
#if defined(__i386__) || defined(__x86_64__)
if(CPUID::supportsSSE2() && (width % 8) == 0)
{
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 8)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 2 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 2 * x));
static const ushort8 r_b = {0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F};
static const ushort8 _g_ = {0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0};
__m128i c0_r_b = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
__m128i c0__g_ = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(_g_));
__m128i c1_r_b = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(r_b));
__m128i c1__g_ = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_avg_epu8(c0_r_b, c1_r_b);
c0 = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
c1 = _mm_avg_epu16(c0__g_, c1__g_);
c1 = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_or_si128(c0, c1);
_mm_store_si128((__m128i*)(source0 + 2 * x), c0);
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 8)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 2 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 2 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 2 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 2 * x));
static const ushort8 r_b = {0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F};
static const ushort8 _g_ = {0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0};
__m128i c0_r_b = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
__m128i c0__g_ = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(_g_));
__m128i c1_r_b = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(r_b));
__m128i c1__g_ = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
__m128i c2_r_b = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(r_b));
__m128i c2__g_ = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(_g_));
__m128i c3_r_b = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(r_b));
__m128i c3__g_ = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_avg_epu8(c0_r_b, c1_r_b);
c2 = _mm_avg_epu8(c2_r_b, c3_r_b);
c0 = _mm_avg_epu8(c0, c2);
c0 = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
c1 = _mm_avg_epu16(c0__g_, c1__g_);
c3 = _mm_avg_epu16(c2__g_, c3__g_);
c1 = _mm_avg_epu16(c1, c3);
c1 = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_or_si128(c0, c1);
_mm_store_si128((__m128i*)(source0 + 2 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 8)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 2 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 2 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 2 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 2 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 2 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 2 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 2 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 2 * x));
static const ushort8 r_b = {0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F};
static const ushort8 _g_ = {0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0};
__m128i c0_r_b = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
__m128i c0__g_ = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(_g_));
__m128i c1_r_b = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(r_b));
__m128i c1__g_ = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
__m128i c2_r_b = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(r_b));
__m128i c2__g_ = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(_g_));
__m128i c3_r_b = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(r_b));
__m128i c3__g_ = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(_g_));
__m128i c4_r_b = _mm_and_si128(c4, reinterpret_cast<const __m128i&>(r_b));
__m128i c4__g_ = _mm_and_si128(c4, reinterpret_cast<const __m128i&>(_g_));
__m128i c5_r_b = _mm_and_si128(c5, reinterpret_cast<const __m128i&>(r_b));
__m128i c5__g_ = _mm_and_si128(c5, reinterpret_cast<const __m128i&>(_g_));
__m128i c6_r_b = _mm_and_si128(c6, reinterpret_cast<const __m128i&>(r_b));
__m128i c6__g_ = _mm_and_si128(c6, reinterpret_cast<const __m128i&>(_g_));
__m128i c7_r_b = _mm_and_si128(c7, reinterpret_cast<const __m128i&>(r_b));
__m128i c7__g_ = _mm_and_si128(c7, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_avg_epu8(c0_r_b, c1_r_b);
c2 = _mm_avg_epu8(c2_r_b, c3_r_b);
c4 = _mm_avg_epu8(c4_r_b, c5_r_b);
c6 = _mm_avg_epu8(c6_r_b, c7_r_b);
c0 = _mm_avg_epu8(c0, c2);
c4 = _mm_avg_epu8(c4, c6);
c0 = _mm_avg_epu8(c0, c4);
c0 = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
c1 = _mm_avg_epu16(c0__g_, c1__g_);
c3 = _mm_avg_epu16(c2__g_, c3__g_);
c5 = _mm_avg_epu16(c4__g_, c5__g_);
c7 = _mm_avg_epu16(c6__g_, c7__g_);
c1 = _mm_avg_epu16(c1, c3);
c5 = _mm_avg_epu16(c5, c7);
c1 = _mm_avg_epu16(c1, c5);
c1 = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_or_si128(c0, c1);
_mm_store_si128((__m128i*)(source0 + 2 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x += 8)
{
__m128i c0 = _mm_load_si128((__m128i*)(source0 + 2 * x));
__m128i c1 = _mm_load_si128((__m128i*)(source1 + 2 * x));
__m128i c2 = _mm_load_si128((__m128i*)(source2 + 2 * x));
__m128i c3 = _mm_load_si128((__m128i*)(source3 + 2 * x));
__m128i c4 = _mm_load_si128((__m128i*)(source4 + 2 * x));
__m128i c5 = _mm_load_si128((__m128i*)(source5 + 2 * x));
__m128i c6 = _mm_load_si128((__m128i*)(source6 + 2 * x));
__m128i c7 = _mm_load_si128((__m128i*)(source7 + 2 * x));
__m128i c8 = _mm_load_si128((__m128i*)(source8 + 2 * x));
__m128i c9 = _mm_load_si128((__m128i*)(source9 + 2 * x));
__m128i cA = _mm_load_si128((__m128i*)(sourceA + 2 * x));
__m128i cB = _mm_load_si128((__m128i*)(sourceB + 2 * x));
__m128i cC = _mm_load_si128((__m128i*)(sourceC + 2 * x));
__m128i cD = _mm_load_si128((__m128i*)(sourceD + 2 * x));
__m128i cE = _mm_load_si128((__m128i*)(sourceE + 2 * x));
__m128i cF = _mm_load_si128((__m128i*)(sourceF + 2 * x));
static const ushort8 r_b = {0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F, 0xF81F};
static const ushort8 _g_ = {0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0, 0x07E0};
__m128i c0_r_b = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
__m128i c0__g_ = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(_g_));
__m128i c1_r_b = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(r_b));
__m128i c1__g_ = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
__m128i c2_r_b = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(r_b));
__m128i c2__g_ = _mm_and_si128(c2, reinterpret_cast<const __m128i&>(_g_));
__m128i c3_r_b = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(r_b));
__m128i c3__g_ = _mm_and_si128(c3, reinterpret_cast<const __m128i&>(_g_));
__m128i c4_r_b = _mm_and_si128(c4, reinterpret_cast<const __m128i&>(r_b));
__m128i c4__g_ = _mm_and_si128(c4, reinterpret_cast<const __m128i&>(_g_));
__m128i c5_r_b = _mm_and_si128(c5, reinterpret_cast<const __m128i&>(r_b));
__m128i c5__g_ = _mm_and_si128(c5, reinterpret_cast<const __m128i&>(_g_));
__m128i c6_r_b = _mm_and_si128(c6, reinterpret_cast<const __m128i&>(r_b));
__m128i c6__g_ = _mm_and_si128(c6, reinterpret_cast<const __m128i&>(_g_));
__m128i c7_r_b = _mm_and_si128(c7, reinterpret_cast<const __m128i&>(r_b));
__m128i c7__g_ = _mm_and_si128(c7, reinterpret_cast<const __m128i&>(_g_));
__m128i c8_r_b = _mm_and_si128(c8, reinterpret_cast<const __m128i&>(r_b));
__m128i c8__g_ = _mm_and_si128(c8, reinterpret_cast<const __m128i&>(_g_));
__m128i c9_r_b = _mm_and_si128(c9, reinterpret_cast<const __m128i&>(r_b));
__m128i c9__g_ = _mm_and_si128(c9, reinterpret_cast<const __m128i&>(_g_));
__m128i cA_r_b = _mm_and_si128(cA, reinterpret_cast<const __m128i&>(r_b));
__m128i cA__g_ = _mm_and_si128(cA, reinterpret_cast<const __m128i&>(_g_));
__m128i cB_r_b = _mm_and_si128(cB, reinterpret_cast<const __m128i&>(r_b));
__m128i cB__g_ = _mm_and_si128(cB, reinterpret_cast<const __m128i&>(_g_));
__m128i cC_r_b = _mm_and_si128(cC, reinterpret_cast<const __m128i&>(r_b));
__m128i cC__g_ = _mm_and_si128(cC, reinterpret_cast<const __m128i&>(_g_));
__m128i cD_r_b = _mm_and_si128(cD, reinterpret_cast<const __m128i&>(r_b));
__m128i cD__g_ = _mm_and_si128(cD, reinterpret_cast<const __m128i&>(_g_));
__m128i cE_r_b = _mm_and_si128(cE, reinterpret_cast<const __m128i&>(r_b));
__m128i cE__g_ = _mm_and_si128(cE, reinterpret_cast<const __m128i&>(_g_));
__m128i cF_r_b = _mm_and_si128(cF, reinterpret_cast<const __m128i&>(r_b));
__m128i cF__g_ = _mm_and_si128(cF, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_avg_epu8(c0_r_b, c1_r_b);
c2 = _mm_avg_epu8(c2_r_b, c3_r_b);
c4 = _mm_avg_epu8(c4_r_b, c5_r_b);
c6 = _mm_avg_epu8(c6_r_b, c7_r_b);
c8 = _mm_avg_epu8(c8_r_b, c9_r_b);
cA = _mm_avg_epu8(cA_r_b, cB_r_b);
cC = _mm_avg_epu8(cC_r_b, cD_r_b);
cE = _mm_avg_epu8(cE_r_b, cF_r_b);
c0 = _mm_avg_epu8(c0, c2);
c4 = _mm_avg_epu8(c4, c6);
c8 = _mm_avg_epu8(c8, cA);
cC = _mm_avg_epu8(cC, cE);
c0 = _mm_avg_epu8(c0, c4);
c8 = _mm_avg_epu8(c8, cC);
c0 = _mm_avg_epu8(c0, c8);
c0 = _mm_and_si128(c0, reinterpret_cast<const __m128i&>(r_b));
c1 = _mm_avg_epu16(c0__g_, c1__g_);
c3 = _mm_avg_epu16(c2__g_, c3__g_);
c5 = _mm_avg_epu16(c4__g_, c5__g_);
c7 = _mm_avg_epu16(c6__g_, c7__g_);
c9 = _mm_avg_epu16(c8__g_, c9__g_);
cB = _mm_avg_epu16(cA__g_, cB__g_);
cD = _mm_avg_epu16(cC__g_, cD__g_);
cF = _mm_avg_epu16(cE__g_, cF__g_);
c1 = _mm_avg_epu8(c1, c3);
c5 = _mm_avg_epu8(c5, c7);
c9 = _mm_avg_epu8(c9, cB);
cD = _mm_avg_epu8(cD, cF);
c1 = _mm_avg_epu8(c1, c5);
c9 = _mm_avg_epu8(c9, cD);
c1 = _mm_avg_epu8(c1, c9);
c1 = _mm_and_si128(c1, reinterpret_cast<const __m128i&>(_g_));
c0 = _mm_or_si128(c0, c1);
_mm_store_si128((__m128i*)(source0 + 2 * x), c0);
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
}
else
#endif
{
#define AVERAGE(x, y) (((x) & (y)) + ((((x) ^ (y)) >> 1) & 0x7BEF) + (((x) ^ (y)) & 0x0821))
if(internal.samples == 2)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned short c0 = *(unsigned short*)(source0 + 2 * x);
unsigned short c1 = *(unsigned short*)(source1 + 2 * x);
c0 = AVERAGE(c0, c1);
*(unsigned short*)(source0 + 2 * x) = c0;
}
source0 += pitch;
source1 += pitch;
}
}
else if(internal.samples == 4)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned short c0 = *(unsigned short*)(source0 + 2 * x);
unsigned short c1 = *(unsigned short*)(source1 + 2 * x);
unsigned short c2 = *(unsigned short*)(source2 + 2 * x);
unsigned short c3 = *(unsigned short*)(source3 + 2 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c0 = AVERAGE(c0, c2);
*(unsigned short*)(source0 + 2 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
}
}
else if(internal.samples == 8)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned short c0 = *(unsigned short*)(source0 + 2 * x);
unsigned short c1 = *(unsigned short*)(source1 + 2 * x);
unsigned short c2 = *(unsigned short*)(source2 + 2 * x);
unsigned short c3 = *(unsigned short*)(source3 + 2 * x);
unsigned short c4 = *(unsigned short*)(source4 + 2 * x);
unsigned short c5 = *(unsigned short*)(source5 + 2 * x);
unsigned short c6 = *(unsigned short*)(source6 + 2 * x);
unsigned short c7 = *(unsigned short*)(source7 + 2 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c0 = AVERAGE(c0, c4);
*(unsigned short*)(source0 + 2 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
}
}
else if(internal.samples == 16)
{
for(int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
unsigned short c0 = *(unsigned short*)(source0 + 2 * x);
unsigned short c1 = *(unsigned short*)(source1 + 2 * x);
unsigned short c2 = *(unsigned short*)(source2 + 2 * x);
unsigned short c3 = *(unsigned short*)(source3 + 2 * x);
unsigned short c4 = *(unsigned short*)(source4 + 2 * x);
unsigned short c5 = *(unsigned short*)(source5 + 2 * x);
unsigned short c6 = *(unsigned short*)(source6 + 2 * x);
unsigned short c7 = *(unsigned short*)(source7 + 2 * x);
unsigned short c8 = *(unsigned short*)(source8 + 2 * x);
unsigned short c9 = *(unsigned short*)(source9 + 2 * x);
unsigned short cA = *(unsigned short*)(sourceA + 2 * x);
unsigned short cB = *(unsigned short*)(sourceB + 2 * x);
unsigned short cC = *(unsigned short*)(sourceC + 2 * x);
unsigned short cD = *(unsigned short*)(sourceD + 2 * x);
unsigned short cE = *(unsigned short*)(sourceE + 2 * x);
unsigned short cF = *(unsigned short*)(sourceF + 2 * x);
c0 = AVERAGE(c0, c1);
c2 = AVERAGE(c2, c3);
c4 = AVERAGE(c4, c5);
c6 = AVERAGE(c6, c7);
c8 = AVERAGE(c8, c9);
cA = AVERAGE(cA, cB);
cC = AVERAGE(cC, cD);
cE = AVERAGE(cE, cF);
c0 = AVERAGE(c0, c2);
c4 = AVERAGE(c4, c6);
c8 = AVERAGE(c8, cA);
cC = AVERAGE(cC, cE);
c0 = AVERAGE(c0, c4);
c8 = AVERAGE(c8, cC);
c0 = AVERAGE(c0, c8);
*(unsigned short*)(source0 + 2 * x) = c0;
}
source0 += pitch;
source1 += pitch;
source2 += pitch;
source3 += pitch;
source4 += pitch;
source5 += pitch;
source6 += pitch;
source7 += pitch;
source8 += pitch;
source9 += pitch;
sourceA += pitch;
sourceB += pitch;
sourceC += pitch;
sourceD += pitch;
sourceE += pitch;
sourceF += pitch;
}
}
else ASSERT(false);
#undef AVERAGE
}
}
else
{
// UNIMPLEMENTED();
}
}
}