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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 <type_traits>
#include <unordered_map>
#include <boost/container/static_vector.hpp>
#include <boost/functional/hash.hpp>
#include "video_core/engines/maxwell_3d.h"
#include "video_core/renderer_vulkan/wrapper.h"
#include "video_core/surface.h"
namespace Vulkan {
class VKDevice;
struct RenderPassParams {
u8 num_color_attachments;
std::array<u8, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> color_formats;
u8 texceptions;
u8 zeta_format;
u8 zeta_texception;
std::size_t Hash() const noexcept;
bool operator==(const RenderPassParams& rhs) const noexcept;
bool operator!=(const RenderPassParams& rhs) const noexcept {
return !operator==(rhs);
}
};
static_assert(std::has_unique_object_representations_v<RenderPassParams>);
static_assert(std::is_trivially_copyable_v<RenderPassParams>);
static_assert(std::is_trivially_constructible_v<RenderPassParams>);
} // namespace Vulkan
namespace std {
template <>
struct hash<Vulkan::RenderPassParams> {
std::size_t operator()(const Vulkan::RenderPassParams& k) const noexcept {
return k.Hash();
}
};
} // namespace std
namespace Vulkan {
class VKRenderPassCache final {
public:
explicit VKRenderPassCache(const VKDevice& device);
~VKRenderPassCache();
VkRenderPass GetRenderPass(const RenderPassParams& params);
private:
vk::RenderPass CreateRenderPass(const RenderPassParams& params) const;
const VKDevice& device;
std::unordered_map<RenderPassParams, vk::RenderPass> cache;
};
} // namespace Vulkan
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