| John Bauman | 8940182 | 2014-05-06 15:04:28 -0400 | [diff] [blame] | 1 | // SwiftShader Software Renderer
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| 2 | //
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| John Bauman | 19bac1e | 2014-05-06 15:23:49 -0400 | [diff] [blame^] | 3 | // Copyright(c) 2005-2012 TransGaming Inc.
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| John Bauman | 8940182 | 2014-05-06 15:04:28 -0400 | [diff] [blame] | 4 | //
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| 5 | // All rights reserved. No part of this software may be copied, distributed, transmitted,
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| 6 | // transcribed, stored in a retrieval system, translated into any human or computer
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| 7 | // language by any means, or disclosed to third parties without the explicit written
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| 8 | // agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
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| 9 | // or implied, including but not limited to any patent rights, are granted to you.
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| 10 | //
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| 11 |
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| 12 | #ifndef dx_Device_hpp
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| 13 | #define dx_Device_hpp
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| 14 |
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| 15 | #include "Unknown.hpp"
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| 16 | #include "Renderer/Renderer.hpp"
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| 17 |
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| 18 | namespace gl
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| 19 | {
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| 20 | class Texture;
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| 21 | }
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| 22 |
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| 23 | namespace gl
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| 24 | {
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| 25 | class Image;
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| 26 |
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| 27 | enum PrimitiveType
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| 28 | {
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| 29 | DRAW_POINTLIST,
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| 30 | DRAW_LINELIST,
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| 31 | DRAW_LINESTRIP,
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| 32 | DRAW_LINELOOP,
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| 33 | DRAW_TRIANGLELIST,
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| 34 | DRAW_TRIANGLESTRIP,
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| 35 | DRAW_TRIANGLEFAN
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| 36 | };
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| 37 |
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| 38 | struct Viewport
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| 39 | {
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| John Bauman | 19bac1e | 2014-05-06 15:23:49 -0400 | [diff] [blame^] | 40 | int x0;
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| 41 | int y0;
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| John Bauman | 8940182 | 2014-05-06 15:04:28 -0400 | [diff] [blame] | 42 | unsigned int width;
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| 43 | unsigned int height;
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| 44 | float minZ;
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| 45 | float maxZ;
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| 46 | };
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| 47 |
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| 48 | class Device : public Unknown, public sw::Renderer
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| 49 | {
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| 50 | public:
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| 51 | explicit Device(sw::Context *context);
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| 52 |
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| 53 | virtual ~Device();
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| 54 |
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| 55 | virtual void clearColor(unsigned int color, unsigned int rgbaMask);
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| 56 | virtual void clearDepth(float z);
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| 57 | virtual void clearStencil(unsigned int stencil, unsigned int mask);
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| 58 | virtual Image *createDepthStencilSurface(unsigned int width, unsigned int height, sw::Format format, int multiSampleDepth, bool discard);
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| 59 | virtual Image *createOffscreenPlainSurface(unsigned int width, unsigned int height, sw::Format format);
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| 60 | virtual Image *createRenderTarget(unsigned int width, unsigned int height, sw::Format format, int multiSampleDepth, bool lockable);
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| 61 | virtual void drawIndexedPrimitive(PrimitiveType type, unsigned int indexOffset, unsigned int primitiveCount, int indexSize);
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| 62 | virtual void drawPrimitive(PrimitiveType primitiveType, unsigned int primiveCount);
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| 63 | virtual Image *getDepthStencilSurface();
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| John Bauman | 8940182 | 2014-05-06 15:04:28 -0400 | [diff] [blame] | 64 | virtual void setDepthStencilSurface(Image *newDepthStencil);
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| 65 | virtual void setPixelShader(sw::PixelShader *shader);
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| 66 | virtual void setPixelShaderConstantF(unsigned int startRegister, const float *constantData, unsigned int count);
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| 67 | virtual void setScissorEnable(bool enable);
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| 68 | virtual void setRenderTarget(Image *renderTarget);
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| 69 | virtual void setScissorRect(const sw::Rect &rect);
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| 70 | virtual void setVertexShader(sw::VertexShader *shader);
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| 71 | virtual void setVertexShaderConstantF(unsigned int startRegister, const float *constantData, unsigned int count);
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| 72 | virtual void setViewport(const Viewport &viewport);
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| 73 |
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| 74 | virtual bool stretchRect(Image *sourceSurface, const sw::Rect *sourceRect, Image *destSurface, const sw::Rect *destRect, bool filter);
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| 75 | virtual bool updateSurface(Image *sourceSurface, const sw::Rect *sourceRect, Image *destinationSurface, const POINT *destPoint);
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| 76 | virtual void finish();
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| 77 |
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| 78 | private:
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| 79 | sw::Context *const context;
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| 80 |
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| 81 | bool bindResources();
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| 82 | void bindShaderConstants();
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| 83 | bool bindViewport(); // Also adjusts for scissoring
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| 84 |
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| 85 | bool validRectangle(const sw::Rect *rect, Image *surface);
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| 86 |
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| 87 | Viewport viewport;
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| 88 | sw::Rect scissorRect;
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| 89 | bool scissorEnable;
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| 90 |
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| 91 | sw::PixelShader *pixelShader;
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| 92 | sw::VertexShader *vertexShader;
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| 93 |
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| 94 | bool pixelShaderDirty;
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| 95 | int pixelShaderConstantsFDirty;
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| 96 | bool vertexShaderDirty;
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| 97 | int vertexShaderConstantsFDirty;
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| 98 |
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| 99 | float pixelShaderConstantF[224][4];
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| 100 | float vertexShaderConstantF[256][4];
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| 101 |
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| 102 | Image *renderTarget;
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| 103 | Image *depthStencil;
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| 104 | };
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| 105 | }
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| 106 |
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| 107 | extern "C"
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| 108 | {
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| 109 | gl::Device *createDevice();
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| 110 | }
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| 111 |
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| 112 | #endif // dx_Device_hpp
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