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// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <map>
#include <utility>
#include "Common/CommonTypes.h"
#include "Common/GL/GLUtil.h"
#include "VideoBackends/OGL/ProgramShaderCache.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/TextureConversionShader.h"
#include "VideoCommon/TextureConverterShaderGen.h"
#include "VideoCommon/VideoCommon.h"
class AbstractTexture;
class StreamBuffer;
struct TextureConfig;
namespace OGL
{
class TextureCache : public TextureCacheBase
{
public:
TextureCache();
~TextureCache();
static TextureCache* GetInstance();
bool SupportsGPUTextureDecode(TextureFormat format, TLUTFormat palette_format) override;
void DecodeTextureOnGPU(TCacheEntry* entry, u32 dst_level, const u8* data, size_t data_size,
TextureFormat format, u32 width, u32 height, u32 aligned_width,
u32 aligned_height, u32 row_stride, const u8* palette,
TLUTFormat palette_format) override;
const SHADER& GetColorCopyProgram() const;
GLuint GetColorCopyPositionUniform() const;
private:
struct PaletteShader
{
SHADER shader;
GLuint buffer_offset_uniform;
GLuint multiplier_uniform;
GLuint copy_position_uniform;
};
struct TextureDecodingProgramInfo
{
const TextureConversionShaderTiled::DecodingShaderInfo* base_info = nullptr;
SHADER program;
GLint uniform_dst_size = -1;
GLint uniform_src_size = -1;
GLint uniform_src_row_stride = -1;
GLint uniform_src_offset = -1;
GLint uniform_palette_offset = -1;
bool valid = false;
};
void ConvertTexture(TCacheEntry* destination, TCacheEntry* source, const void* palette,
TLUTFormat format) override;
void CopyEFB(u8* dst, const EFBCopyParams& params, u32 native_width, u32 bytes_per_row,
u32 num_blocks_y, u32 memory_stride, const EFBRectangle& src_rect,
bool scale_by_half, float y_scale, float gamma, bool clamp_top, bool clamp_bottom,
const CopyFilterCoefficientArray& filter_coefficients) override;
void CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy, const EFBRectangle& src_rect,
bool scale_by_half, EFBCopyFormat dst_format, bool is_intensity,
float gamma, bool clamp_top, bool clamp_bottom,
const CopyFilterCoefficientArray& filter_coefficients) override;
bool CompileShaders() override;
void DeleteShaders() override;
bool CompilePaletteShader(TLUTFormat tlutfmt, const std::string& vcode, const std::string& pcode,
const std::string& gcode);
void CreateTextureDecodingResources();
void DestroyTextureDecodingResources();
struct EFBCopyShader
{
SHADER shader;
GLuint position_uniform;
GLuint pixel_height_uniform;
GLuint gamma_rcp_uniform;
GLuint clamp_tb_uniform;
GLuint filter_coefficients_uniform;
};
std::map<TextureConversionShaderGen::TCShaderUid, EFBCopyShader> m_efb_copy_programs;
SHADER m_colorCopyProgram;
GLuint m_colorCopyPositionUniform;
std::array<PaletteShader, 3> m_palette_shaders;
std::unique_ptr<StreamBuffer> m_palette_stream_buffer;
GLuint m_palette_resolv_texture = 0;
std::map<std::pair<u32, u32>, TextureDecodingProgramInfo> m_texture_decoding_program_info;
std::array<GLuint, TextureConversionShaderTiled::BUFFER_FORMAT_COUNT>
m_texture_decoding_buffer_views;
};
}
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