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https://github.com/dolphin-emu/dolphin.git
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491c10ec96
This will generate one shader per copy format. For now, it is the same shader with the colmat hard coded. So it should already improve the GPU performance a bit, but a rewrite of the shader generator is suggested. Half of the patch is done by linkmauve1: VideoCommon: Reorganise the shader writes.
101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include <map>
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#include <utility>
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#include "Common/CommonTypes.h"
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#include "Common/GL/GLUtil.h"
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#include "VideoBackends/OGL/ProgramShaderCache.h"
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#include "VideoCommon/TextureCacheBase.h"
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#include "VideoCommon/TextureConversionShader.h"
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#include "VideoCommon/TextureConverterShaderGen.h"
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#include "VideoCommon/VideoCommon.h"
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class AbstractTexture;
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class StreamBuffer;
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struct TextureConfig;
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namespace OGL
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{
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class TextureCache : public TextureCacheBase
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{
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public:
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TextureCache();
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~TextureCache();
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static TextureCache* GetInstance();
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bool SupportsGPUTextureDecode(TextureFormat format, TLUTFormat palette_format) override;
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void DecodeTextureOnGPU(TCacheEntry* entry, u32 dst_level, const u8* data, size_t data_size,
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TextureFormat format, u32 width, u32 height, u32 aligned_width,
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u32 aligned_height, u32 row_stride, const u8* palette,
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TLUTFormat palette_format) override;
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const SHADER& GetColorCopyProgram() const;
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GLuint GetColorCopyPositionUniform() const;
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private:
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struct PaletteShader
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{
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SHADER shader;
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GLuint buffer_offset_uniform;
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GLuint multiplier_uniform;
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GLuint copy_position_uniform;
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};
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struct TextureDecodingProgramInfo
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{
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const TextureConversionShader::DecodingShaderInfo* base_info = nullptr;
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SHADER program;
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GLint uniform_dst_size = -1;
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GLint uniform_src_size = -1;
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GLint uniform_src_row_stride = -1;
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GLint uniform_src_offset = -1;
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GLint uniform_palette_offset = -1;
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bool valid = false;
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};
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void ConvertTexture(TCacheEntry* destination, TCacheEntry* source, const void* palette,
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TLUTFormat format) override;
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void CopyEFB(u8* dst, const EFBCopyParams& params, u32 native_width, u32 bytes_per_row,
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u32 num_blocks_y, u32 memory_stride, const EFBRectangle& src_rect,
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bool scale_by_half) override;
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void CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy, const EFBRectangle& src_rect,
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bool scale_by_half, unsigned int cbuf_id, const float* colmat,
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EFBCopyFormat dst_format, bool is_intensity) override;
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bool CompileShaders() override;
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void DeleteShaders() override;
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bool CompilePaletteShader(TLUTFormat tlutfmt, const std::string& vcode, const std::string& pcode,
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const std::string& gcode);
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void CreateTextureDecodingResources();
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void DestroyTextureDecodingResources();
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struct EFBCopyShader
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{
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SHADER shader;
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GLuint position_uniform;
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};
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std::map<TextureConverterShaderUid, EFBCopyShader> m_efb_copy_programs;
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SHADER m_colorCopyProgram;
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GLuint m_colorCopyPositionUniform;
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std::array<PaletteShader, 3> m_palette_shaders;
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std::unique_ptr<StreamBuffer> m_palette_stream_buffer;
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GLuint m_palette_resolv_texture = 0;
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std::map<std::pair<u32, u32>, TextureDecodingProgramInfo> m_texture_decoding_program_info;
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std::array<GLuint, TextureConversionShader::BUFFER_FORMAT_COUNT> m_texture_decoding_buffer_views;
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};
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}
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