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video_core: Abstract vk_sampler_cache into a templated class
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@ -67,6 +67,8 @@ add_library(video_core STATIC
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renderer_opengl/renderer_opengl.h
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renderer_opengl/renderer_opengl.h
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renderer_opengl/utils.cpp
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renderer_opengl/utils.cpp
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renderer_opengl/utils.h
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renderer_opengl/utils.h
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sampler_cache.cpp
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sampler_cache.h
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shader/decode/arithmetic.cpp
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shader/decode/arithmetic.cpp
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shader/decode/arithmetic_immediate.cpp
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shader/decode/arithmetic_immediate.cpp
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shader/decode/bfe.cpp
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shader/decode/bfe.cpp
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@ -7,7 +7,6 @@
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#include <unordered_map>
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#include <unordered_map>
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#include "common/assert.h"
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#include "common/assert.h"
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#include "common/cityhash.h"
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#include "video_core/renderer_vulkan/declarations.h"
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#include "video_core/renderer_vulkan/declarations.h"
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#include "video_core/renderer_vulkan/maxwell_to_vk.h"
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#include "video_core/renderer_vulkan/maxwell_to_vk.h"
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#include "video_core/renderer_vulkan/vk_sampler_cache.h"
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#include "video_core/renderer_vulkan/vk_sampler_cache.h"
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@ -28,39 +27,20 @@ static std::optional<vk::BorderColor> TryConvertBorderColor(std::array<float, 4>
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}
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}
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}
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}
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std::size_t SamplerCacheKey::Hash() const {
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static_assert(sizeof(raw) % sizeof(u64) == 0);
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return static_cast<std::size_t>(
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Common::CityHash64(reinterpret_cast<const char*>(raw.data()), sizeof(raw) / sizeof(u64)));
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}
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bool SamplerCacheKey::operator==(const SamplerCacheKey& rhs) const {
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return raw == rhs.raw;
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}
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VKSamplerCache::VKSamplerCache(const VKDevice& device) : device{device} {}
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VKSamplerCache::VKSamplerCache(const VKDevice& device) : device{device} {}
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VKSamplerCache::~VKSamplerCache() = default;
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VKSamplerCache::~VKSamplerCache() = default;
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vk::Sampler VKSamplerCache::GetSampler(const Tegra::Texture::TSCEntry& tsc) {
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UniqueSampler VKSamplerCache::CreateSampler(const Tegra::Texture::TSCEntry& tsc) const {
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const auto [entry, is_cache_miss] = cache.try_emplace(SamplerCacheKey{tsc});
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const float max_anisotropy{tsc.GetMaxAnisotropy()};
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auto& sampler = entry->second;
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const bool has_anisotropy{max_anisotropy > 1.0f};
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if (is_cache_miss) {
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sampler = CreateSampler(tsc);
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}
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return *sampler;
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}
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UniqueSampler VKSamplerCache::CreateSampler(const Tegra::Texture::TSCEntry& tsc) {
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const auto border_color{tsc.GetBorderColor()};
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const float max_anisotropy = tsc.GetMaxAnisotropy();
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const auto vk_border_color{TryConvertBorderColor(border_color)};
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const bool has_anisotropy = max_anisotropy > 1.0f;
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const auto border_color = tsc.GetBorderColor();
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const auto vk_border_color = TryConvertBorderColor(border_color);
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UNIMPLEMENTED_IF_MSG(!vk_border_color, "Unimplemented border color {} {} {} {}",
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UNIMPLEMENTED_IF_MSG(!vk_border_color, "Unimplemented border color {} {} {} {}",
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border_color[0], border_color[1], border_color[2], border_color[3]);
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border_color[0], border_color[1], border_color[2], border_color[3]);
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constexpr bool unnormalized_coords = false;
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constexpr bool unnormalized_coords{false};
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const vk::SamplerCreateInfo sampler_ci(
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const vk::SamplerCreateInfo sampler_ci(
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{}, MaxwellToVK::Sampler::Filter(tsc.mag_filter),
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{}, MaxwellToVK::Sampler::Filter(tsc.mag_filter),
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@ -73,9 +53,13 @@ UniqueSampler VKSamplerCache::CreateSampler(const Tegra::Texture::TSCEntry& tsc)
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tsc.GetMaxLod(), vk_border_color.value_or(vk::BorderColor::eFloatTransparentBlack),
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tsc.GetMaxLod(), vk_border_color.value_or(vk::BorderColor::eFloatTransparentBlack),
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unnormalized_coords);
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unnormalized_coords);
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const auto& dld = device.GetDispatchLoader();
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const auto& dld{device.GetDispatchLoader()};
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const auto dev = device.GetLogical();
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const auto dev{device.GetLogical()};
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return dev.createSamplerUnique(sampler_ci, nullptr, dld);
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return dev.createSamplerUnique(sampler_ci, nullptr, dld);
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}
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}
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vk::Sampler VKSamplerCache::ToSamplerType(const UniqueSampler& sampler) const {
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return *sampler;
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}
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} // namespace Vulkan
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} // namespace Vulkan
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@ -8,49 +8,25 @@
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#include "common/common_types.h"
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#include "common/common_types.h"
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#include "video_core/renderer_vulkan/declarations.h"
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#include "video_core/renderer_vulkan/declarations.h"
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#include "video_core/sampler_cache.h"
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#include "video_core/textures/texture.h"
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#include "video_core/textures/texture.h"
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namespace Vulkan {
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namespace Vulkan {
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class VKDevice;
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class VKDevice;
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struct SamplerCacheKey final : public Tegra::Texture::TSCEntry {
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class VKSamplerCache final : public VideoCommon::SamplerCache<vk::Sampler, UniqueSampler> {
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std::size_t Hash() const;
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bool operator==(const SamplerCacheKey& rhs) const;
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bool operator!=(const SamplerCacheKey& rhs) const {
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return !operator==(rhs);
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}
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};
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} // namespace Vulkan
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namespace std {
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template <>
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struct hash<Vulkan::SamplerCacheKey> {
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std::size_t operator()(const Vulkan::SamplerCacheKey& k) const noexcept {
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return k.Hash();
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}
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};
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} // namespace std
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namespace Vulkan {
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class VKSamplerCache {
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public:
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public:
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explicit VKSamplerCache(const VKDevice& device);
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explicit VKSamplerCache(const VKDevice& device);
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~VKSamplerCache();
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~VKSamplerCache();
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vk::Sampler GetSampler(const Tegra::Texture::TSCEntry& tsc);
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protected:
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UniqueSampler CreateSampler(const Tegra::Texture::TSCEntry& tsc) const;
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vk::Sampler ToSamplerType(const UniqueSampler& sampler) const;
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private:
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private:
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UniqueSampler CreateSampler(const Tegra::Texture::TSCEntry& tsc);
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const VKDevice& device;
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const VKDevice& device;
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std::unordered_map<SamplerCacheKey, UniqueSampler> cache;
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};
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};
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} // namespace Vulkan
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} // namespace Vulkan
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21
src/video_core/sampler_cache.cpp
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21
src/video_core/sampler_cache.cpp
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@ -0,0 +1,21 @@
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// Copyright 2019 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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#include "common/cityhash.h"
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#include "common/common_types.h"
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#include "video_core/sampler_cache.h"
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namespace VideoCommon {
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std::size_t SamplerCacheKey::Hash() const {
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static_assert(sizeof(raw) % sizeof(u64) == 0);
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return static_cast<std::size_t>(
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Common::CityHash64(reinterpret_cast<const char*>(raw.data()), sizeof(raw) / sizeof(u64)));
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}
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bool SamplerCacheKey::operator==(const SamplerCacheKey& rhs) const {
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return raw == rhs.raw;
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}
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} // namespace VideoCommon
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60
src/video_core/sampler_cache.h
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60
src/video_core/sampler_cache.h
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@ -0,0 +1,60 @@
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// Copyright 2019 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 <cstddef>
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#include <unordered_map>
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#include "video_core/textures/texture.h"
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namespace VideoCommon {
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struct SamplerCacheKey final : public Tegra::Texture::TSCEntry {
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std::size_t Hash() const;
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bool operator==(const SamplerCacheKey& rhs) const;
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bool operator!=(const SamplerCacheKey& rhs) const {
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return !operator==(rhs);
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}
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};
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} // namespace VideoCommon
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namespace std {
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template <>
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struct hash<VideoCommon::SamplerCacheKey> {
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std::size_t operator()(const VideoCommon::SamplerCacheKey& k) const noexcept {
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return k.Hash();
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}
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};
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} // namespace std
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namespace VideoCommon {
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template <typename SamplerType, typename SamplerStorageType>
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class SamplerCache {
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public:
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SamplerType GetSampler(const Tegra::Texture::TSCEntry& tsc) {
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const auto [entry, is_cache_miss] = cache.try_emplace(SamplerCacheKey{tsc});
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auto& sampler = entry->second;
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if (is_cache_miss) {
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sampler = CreateSampler(tsc);
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}
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return ToSamplerType(sampler);
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}
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protected:
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virtual SamplerStorageType CreateSampler(const Tegra::Texture::TSCEntry& tsc) const = 0;
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virtual SamplerType ToSamplerType(const SamplerStorageType& sampler) const = 0;
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private:
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std::unordered_map<SamplerCacheKey, SamplerStorageType> cache;
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};
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} // namespace VideoCommon
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