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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <cstddef>
#include <unordered_map>
#include <glad/glad.h>
#include "common/common_types.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/renderer_opengl/gl_resource_manager.h"
#include "video_core/renderer_opengl/gl_state.h"
#include "video_core/renderer_opengl/gl_texture_cache.h"
namespace OpenGL {
struct alignas(sizeof(u64)) FramebufferCacheKey {
bool is_single_buffer = false;
bool stencil_enable = false;
u16 colors_count = 0;
std::array<GLenum, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> color_attachments{};
std::array<View, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> colors;
View zeta;
std::size_t Hash() const;
bool operator==(const FramebufferCacheKey& rhs) const;
bool operator!=(const FramebufferCacheKey& rhs) const {
return !operator==(rhs);
}
};
} // namespace OpenGL
namespace std {
template <>
struct hash<OpenGL::FramebufferCacheKey> {
std::size_t operator()(const OpenGL::FramebufferCacheKey& k) const noexcept {
return k.Hash();
}
};
} // namespace std
namespace OpenGL {
class FramebufferCacheOpenGL {
public:
FramebufferCacheOpenGL();
~FramebufferCacheOpenGL();
GLuint GetFramebuffer(const FramebufferCacheKey& key);
private:
OGLFramebuffer CreateFramebuffer(const FramebufferCacheKey& key);
OpenGLState local_state;
std::unordered_map<FramebufferCacheKey, OGLFramebuffer> cache;
};
} // namespace OpenGL
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