forked from suyu/suyu
574e89d924
# Conflicts: # src/video_core/engines/kepler_memory.cpp # src/video_core/engines/maxwell_3d.cpp # src/video_core/morton.cpp # src/video_core/morton.h # src/video_core/renderer_opengl/gl_global_cache.cpp # src/video_core/renderer_opengl/gl_global_cache.h # src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
75 lines
2 KiB
C++
75 lines
2 KiB
C++
// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include <unordered_map>
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#include <glad/glad.h>
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#include "common/assert.h"
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#include "common/common_types.h"
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#include "video_core/engines/maxwell_3d.h"
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#include "video_core/rasterizer_cache.h"
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#include "video_core/renderer_opengl/gl_resource_manager.h"
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namespace OpenGL {
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namespace GLShader {
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class GlobalMemoryEntry;
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} // namespace GLShader
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class RasterizerOpenGL;
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class CachedGlobalRegion;
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using GlobalRegion = std::shared_ptr<CachedGlobalRegion>;
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class CachedGlobalRegion final : public RasterizerCacheObject {
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public:
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explicit CachedGlobalRegion(VAddr cpu_addr, u32 size, u8* host_ptr);
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VAddr GetCpuAddr() const override {
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return cpu_addr;
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}
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std::size_t GetSizeInBytes() const override {
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return size;
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}
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/// Gets the GL program handle for the buffer
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GLuint GetBufferHandle() const {
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return buffer.handle;
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}
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/// Reloads the global region from guest memory
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void Reload(u32 size_);
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// TODO(Rodrigo): When global memory is written (STG), implement flushing
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void Flush() override {
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UNIMPLEMENTED();
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}
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private:
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VAddr cpu_addr{};
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u32 size{};
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OGLBuffer buffer;
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};
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class GlobalRegionCacheOpenGL final : public RasterizerCache<GlobalRegion> {
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public:
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explicit GlobalRegionCacheOpenGL(RasterizerOpenGL& rasterizer);
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/// Gets the current specified shader stage program
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GlobalRegion GetGlobalRegion(const GLShader::GlobalMemoryEntry& descriptor,
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Tegra::Engines::Maxwell3D::Regs::ShaderStage stage);
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private:
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GlobalRegion TryGetReservedGlobalRegion(CacheAddr addr, u32 size) const;
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GlobalRegion GetUncachedGlobalRegion(Tegra::GPUVAddr addr, u32 size, u8* host_ptr);
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void ReserveGlobalRegion(GlobalRegion region);
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std::unordered_map<CacheAddr, GlobalRegion> reserve;
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};
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} // namespace OpenGL
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