diff options
Diffstat (limited to 'src/video_core/renderer_vulkan/vk_render_pass_cache.h')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_render_pass_cache.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/video_core/renderer_vulkan/vk_render_pass_cache.h b/src/video_core/renderer_vulkan/vk_render_pass_cache.h new file mode 100644 index 000000000..eaa0ed775 --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_render_pass_cache.h @@ -0,0 +1,55 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <mutex> +#include <unordered_map> + +#include "video_core/surface.h" +#include "video_core/vulkan_common/vulkan_wrapper.h" + +namespace Vulkan { + +struct RenderPassKey { + auto operator<=>(const RenderPassKey&) const noexcept = default; + + std::array<VideoCore::Surface::PixelFormat, 8> color_formats; + VideoCore::Surface::PixelFormat depth_format; + VkSampleCountFlagBits samples; +}; + +} // namespace Vulkan + +namespace std { +template <> +struct hash<Vulkan::RenderPassKey> { + [[nodiscard]] size_t operator()(const Vulkan::RenderPassKey& key) const noexcept { + size_t value = static_cast<size_t>(key.depth_format) << 48; + value ^= static_cast<size_t>(key.samples) << 52; + for (size_t i = 0; i < key.color_formats.size(); ++i) { + value ^= static_cast<size_t>(key.color_formats[i]) << (i * 6); + } + return value; + } +}; +} // namespace std + +namespace Vulkan { + +class Device; + +class RenderPassCache { +public: + explicit RenderPassCache(const Device& device_); + + VkRenderPass Get(const RenderPassKey& key); + +private: + const Device* device{}; + std::unordered_map<RenderPassKey, vk::RenderPass> cache; + std::mutex mutex; +}; + +} // namespace Vulkan |