From aa59d77c3bd7745f03e9bc1d1dca17bb0c338c1f Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Tue, 12 Mar 2019 16:57:03 -0300 Subject: [PATCH] vk_sampler_cache: Implement a sampler cache --- src/video_core/CMakeLists.txt | 2 + .../renderer_vulkan/vk_sampler_cache.cpp | 81 +++++++++++++++++++ .../renderer_vulkan/vk_sampler_cache.h | 56 +++++++++++++ src/video_core/textures/texture.h | 2 +- 4 files changed, 140 insertions(+), 1 deletion(-) create mode 100644 src/video_core/renderer_vulkan/vk_sampler_cache.cpp create mode 100644 src/video_core/renderer_vulkan/vk_sampler_cache.h diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt index 0c3038c52..14b76680f 100644 --- a/src/video_core/CMakeLists.txt +++ b/src/video_core/CMakeLists.txt @@ -123,6 +123,8 @@ if (ENABLE_VULKAN) renderer_vulkan/vk_memory_manager.h renderer_vulkan/vk_resource_manager.cpp renderer_vulkan/vk_resource_manager.h + renderer_vulkan/vk_sampler_cache.cpp + renderer_vulkan/vk_sampler_cache.h renderer_vulkan/vk_scheduler.cpp renderer_vulkan/vk_scheduler.h renderer_vulkan/vk_stream_buffer.cpp diff --git a/src/video_core/renderer_vulkan/vk_sampler_cache.cpp b/src/video_core/renderer_vulkan/vk_sampler_cache.cpp new file mode 100644 index 000000000..f099d78ab --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_sampler_cache.cpp @@ -0,0 +1,81 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include +#include + +#include "common/assert.h" +#include "common/cityhash.h" +#include "video_core/renderer_vulkan/declarations.h" +#include "video_core/renderer_vulkan/maxwell_to_vk.h" +#include "video_core/renderer_vulkan/vk_sampler_cache.h" +#include "video_core/textures/texture.h" + +namespace Vulkan { + +static std::optional TryConvertBorderColor(std::array color) { + // TODO(Rodrigo): Manage integer border colors + if (color == std::array{0, 0, 0, 0}) { + return vk::BorderColor::eFloatTransparentBlack; + } else if (color == std::array{0, 0, 0, 1}) { + return vk::BorderColor::eFloatOpaqueBlack; + } else if (color == std::array{1, 1, 1, 1}) { + return vk::BorderColor::eFloatOpaqueWhite; + } else { + return {}; + } +} + +std::size_t SamplerCacheKey::Hash() const { + static_assert(sizeof(raw) % sizeof(u64) == 0); + return static_cast( + Common::CityHash64(reinterpret_cast(raw.data()), sizeof(raw) / sizeof(u64))); +} + +bool SamplerCacheKey::operator==(const SamplerCacheKey& rhs) const { + return std::memcmp(raw.data(), rhs.raw.data(), sizeof(raw)) == 0; +} + +VKSamplerCache::VKSamplerCache(const VKDevice& device) : device{device} {} + +VKSamplerCache::~VKSamplerCache() = default; + +vk::Sampler VKSamplerCache::GetSampler(const Tegra::Texture::TSCEntry& tsc) { + const auto [entry, is_cache_miss] = cache.try_emplace(SamplerCacheKey{tsc}); + auto& sampler = entry->second; + if (is_cache_miss) { + sampler = CreateSampler(tsc); + } + return *sampler; +} + +UniqueSampler VKSamplerCache::CreateSampler(const Tegra::Texture::TSCEntry& tsc) { + const float max_anisotropy = tsc.GetMaxAnisotropy(); + const bool has_anisotropy = max_anisotropy > 1.0f; + + const auto border_color = tsc.GetBorderColor(); + const auto vk_border_color = TryConvertBorderColor(border_color); + UNIMPLEMENTED_IF_MSG(!vk_border_color, "Unimplemented border color {} {} {} {}", + border_color[0], border_color[1], border_color[2], border_color[3]); + + constexpr bool unnormalized_coords = false; + + const vk::SamplerCreateInfo sampler_ci( + {}, MaxwellToVK::Sampler::Filter(tsc.mag_filter), + MaxwellToVK::Sampler::Filter(tsc.min_filter), + MaxwellToVK::Sampler::MipmapMode(tsc.mipmap_filter), + MaxwellToVK::Sampler::WrapMode(tsc.wrap_u), MaxwellToVK::Sampler::WrapMode(tsc.wrap_v), + MaxwellToVK::Sampler::WrapMode(tsc.wrap_p), tsc.GetLodBias(), has_anisotropy, + max_anisotropy, tsc.depth_compare_enabled, + MaxwellToVK::Sampler::DepthCompareFunction(tsc.depth_compare_func), tsc.GetMinLod(), + tsc.GetMaxLod(), vk_border_color.value_or(vk::BorderColor::eFloatTransparentBlack), + unnormalized_coords); + + const auto& dld = device.GetDispatchLoader(); + const auto dev = device.GetLogical(); + return dev.createSamplerUnique(sampler_ci, nullptr, dld); +} + +} // namespace Vulkan diff --git a/src/video_core/renderer_vulkan/vk_sampler_cache.h b/src/video_core/renderer_vulkan/vk_sampler_cache.h new file mode 100644 index 000000000..c6394dc87 --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_sampler_cache.h @@ -0,0 +1,56 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "common/common_types.h" +#include "video_core/renderer_vulkan/declarations.h" +#include "video_core/textures/texture.h" + +namespace Vulkan { + +class VKDevice; + +struct SamplerCacheKey final : public Tegra::Texture::TSCEntry { + std::size_t Hash() const; + + bool operator==(const SamplerCacheKey& rhs) const; + + bool operator!=(const SamplerCacheKey& rhs) const { + return !operator==(rhs); + } +}; + +} // namespace Vulkan + +namespace std { + +template <> +struct hash { + std::size_t operator()(const Vulkan::SamplerCacheKey& k) const noexcept { + return k.Hash(); + } +}; + +} // namespace std + +namespace Vulkan { + +class VKSamplerCache { +public: + explicit VKSamplerCache(const VKDevice& device); + ~VKSamplerCache(); + + vk::Sampler GetSampler(const Tegra::Texture::TSCEntry& tsc); + +private: + UniqueSampler CreateSampler(const Tegra::Texture::TSCEntry& tsc); + + const VKDevice& device; + std::unordered_map cache; +}; + +} // namespace Vulkan diff --git a/src/video_core/textures/texture.h b/src/video_core/textures/texture.h index a2b98245b..ff1165053 100644 --- a/src/video_core/textures/texture.h +++ b/src/video_core/textures/texture.h @@ -311,7 +311,7 @@ struct TSCEntry { }; std::array border_color; }; - std::array raw; + std::array raw; }; float GetMaxAnisotropy() const {