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Merge pull request #10744 from Wollnashorn/af-for-all

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video_core: Improved anisotropic filtering heuristics
This commit is contained in:
Fernando S 2023-06-18 00:02:05 +02:00 committed by GitHub
commit 27a36cd51b
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 242 additions and 79 deletions
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23
src/video_core/renderer_opengl/gl_compute_pipeline.cpp
View File

@ -87,7 +87,8 @@ void ComputePipeline::Configure() {
texture_cache.SynchronizeComputeDescriptors();
boost::container::static_vector<VideoCommon::ImageViewInOut, MAX_TEXTURES + MAX_IMAGES> views;
std::array<GLuint, MAX_TEXTURES> samplers;
boost::container::static_vector<VideoCommon::SamplerId, MAX_TEXTURES> samplers;
std::array<GLuint, MAX_TEXTURES> gl_samplers;
std::array<GLuint, MAX_TEXTURES> textures;
std::array<GLuint, MAX_IMAGES> images;
GLsizei sampler_binding{};
@ -131,7 +132,6 @@ void ComputePipeline::Configure() {
for (u32 index = 0; index < desc.count; ++index) {
const auto handle{read_handle(desc, index)};
views.push_back({handle.first});
samplers[sampler_binding++] = 0;
}
}
for (const auto& desc : info.image_buffer_descriptors) {
@ -142,8 +142,8 @@ void ComputePipeline::Configure() {
const auto handle{read_handle(desc, index)};
views.push_back({handle.first});
Sampler* const sampler = texture_cache.GetComputeSampler(handle.second);
samplers[sampler_binding++] = sampler->Handle();
VideoCommon::SamplerId sampler = texture_cache.GetComputeSamplerId(handle.second);
samplers.push_back(sampler);
}
}
for (const auto& desc : info.image_descriptors) {
@ -186,10 +186,17 @@ void ComputePipeline::Configure() {
const VideoCommon::ImageViewInOut* views_it{views.data() + num_texture_buffers +
num_image_buffers};
const VideoCommon::SamplerId* samplers_it{samplers.data()};
texture_binding += num_texture_buffers;
image_binding += num_image_buffers;
u32 texture_scaling_mask{};
for (const auto& desc : info.texture_buffer_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
gl_samplers[sampler_binding++] = 0;
}
}
for (const auto& desc : info.texture_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
ImageView& image_view{texture_cache.GetImageView((views_it++)->id)};
@ -198,6 +205,12 @@ void ComputePipeline::Configure() {
texture_scaling_mask |= 1u << texture_binding;
}
++texture_binding;
const Sampler& sampler{texture_cache.GetSampler(*(samplers_it++))};
const bool use_fallback_sampler{sampler.HasAddedAnisotropy() &&
!image_view.SupportsAnisotropy()};
gl_samplers[sampler_binding++] =
use_fallback_sampler ? sampler.HandleWithDefaultAnisotropy() : sampler.Handle();
}
}
u32 image_scaling_mask{};
@ -228,7 +241,7 @@ void ComputePipeline::Configure() {
if (texture_binding != 0) {
ASSERT(texture_binding == sampler_binding);
glBindTextures(0, texture_binding, textures.data());
glBindSamplers(0, sampler_binding, samplers.data());
glBindSamplers(0, sampler_binding, gl_samplers.data());
}
if (image_binding != 0) {
glBindImageTextures(0, image_binding, images.data());

27
src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
View File

@ -275,9 +275,9 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
template <typename Spec>
void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
std::array<VideoCommon::ImageViewInOut, MAX_TEXTURES + MAX_IMAGES> views;
std::array<GLuint, MAX_TEXTURES> samplers;
std::array<VideoCommon::SamplerId, MAX_TEXTURES> samplers;
size_t views_index{};
GLsizei sampler_binding{};
size_t samplers_index{};
texture_cache.SynchronizeGraphicsDescriptors();
@ -337,7 +337,6 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
for (u32 index = 0; index < desc.count; ++index) {
const auto handle{read_handle(desc, index)};
views[views_index++] = {handle.first};
samplers[sampler_binding++] = 0;
}
}
}
@ -351,8 +350,8 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
const auto handle{read_handle(desc, index)};
views[views_index++] = {handle.first};
Sampler* const sampler{texture_cache.GetGraphicsSampler(handle.second)};
samplers[sampler_binding++] = sampler->Handle();
VideoCommon::SamplerId sampler{texture_cache.GetGraphicsSamplerId(handle.second)};
samplers[samplers_index++] = sampler;
}
}
if constexpr (Spec::has_images) {
@ -445,10 +444,13 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
program_manager.BindSourcePrograms(source_programs);
}
const VideoCommon::ImageViewInOut* views_it{views.data()};
const VideoCommon::SamplerId* samplers_it{samplers.data()};
GLsizei texture_binding = 0;
GLsizei image_binding = 0;
GLsizei sampler_binding{};
std::array<GLuint, MAX_TEXTURES> textures;
std::array<GLuint, MAX_IMAGES> images;
std::array<GLuint, MAX_TEXTURES> gl_samplers;
const auto prepare_stage{[&](size_t stage) {
buffer_cache.runtime.SetImagePointers(&textures[texture_binding], &images[image_binding]);
buffer_cache.BindHostStageBuffers(stage);
@ -465,6 +467,13 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
u32 stage_image_binding{};
const auto& info{stage_infos[stage]};
if constexpr (Spec::has_texture_buffers) {
for (const auto& desc : info.texture_buffer_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
gl_samplers[sampler_binding++] = 0;
}
}
}
for (const auto& desc : info.texture_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
ImageView& image_view{texture_cache.GetImageView((views_it++)->id)};
@ -474,6 +483,12 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
}
++texture_binding;
++stage_texture_binding;
const Sampler& sampler{texture_cache.GetSampler(*(samplers_it++))};
const bool use_fallback_sampler{sampler.HasAddedAnisotropy() &&
!image_view.SupportsAnisotropy()};
gl_samplers[sampler_binding++] =
use_fallback_sampler ? sampler.HandleWithDefaultAnisotropy() : sampler.Handle();
}
}
for (const auto& desc : info.image_descriptors) {
@ -534,7 +549,7 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
if (texture_binding != 0) {
ASSERT(texture_binding == sampler_binding);
glBindTextures(0, texture_binding, textures.data());
glBindSamplers(0, sampler_binding, samplers.data());
glBindSamplers(0, sampler_binding, gl_samplers.data());
}
if (image_binding != 0) {
glBindImageTextures(0, image_binding, images.data());

20
src/video_core/renderer_opengl/gl_texture_cache.cpp
View File

@ -1268,8 +1268,12 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const TSCEntry& config) {
UNIMPLEMENTED_IF(config.cubemap_anisotropy != 1);
sampler.Create();
const GLuint handle = sampler.handle;
const f32 max_anisotropy = std::clamp(config.MaxAnisotropy(), 1.0f, 16.0f);
const auto create_sampler = [&](const f32 anisotropy) {
OGLSampler new_sampler;
new_sampler.Create();
const GLuint handle = new_sampler.handle;
glSamplerParameteri(handle, GL_TEXTURE_WRAP_S, MaxwellToGL::WrapMode(config.wrap_u));
glSamplerParameteri(handle, GL_TEXTURE_WRAP_T, MaxwellToGL::WrapMode(config.wrap_v));
glSamplerParameteri(handle, GL_TEXTURE_WRAP_R, MaxwellToGL::WrapMode(config.wrap_p));
@ -1283,8 +1287,7 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const TSCEntry& config) {
glSamplerParameterfv(handle, GL_TEXTURE_BORDER_COLOR, config.BorderColor().data());
if (GLAD_GL_ARB_texture_filter_anisotropic || GLAD_GL_EXT_texture_filter_anisotropic) {
const f32 max_anisotropy = std::clamp(config.MaxAnisotropy(), 1.0f, 16.0f);
glSamplerParameterf(handle, GL_TEXTURE_MAX_ANISOTROPY, max_anisotropy);
glSamplerParameterf(handle, GL_TEXTURE_MAX_ANISOTROPY, anisotropy);
} else {
LOG_WARNING(Render_OpenGL, "GL_ARB_texture_filter_anisotropic is required");
}
@ -1299,6 +1302,15 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const TSCEntry& config) {
// We default to false because it's more common
LOG_WARNING(Render_OpenGL, "GL_ARB_seamless_cubemap_per_texture is required");
}
return new_sampler;
};
sampler = create_sampler(max_anisotropy);
const f32 max_anisotropy_default = static_cast<f32>(1U << config.max_anisotropy);
if (max_anisotropy > max_anisotropy_default) {
sampler_default_anisotropy = create_sampler(max_anisotropy_default);
}
}
Framebuffer::Framebuffer(TextureCacheRuntime& runtime, std::span<ImageView*, NUM_RT> color_buffers,

11
src/video_core/renderer_opengl/gl_texture_cache.h
View File

@ -309,12 +309,21 @@ class Sampler {
public:
explicit Sampler(TextureCacheRuntime&, const Tegra::Texture::TSCEntry&);
GLuint Handle() const noexcept {
[[nodiscard]] GLuint Handle() const noexcept {
return sampler.handle;
}
[[nodiscard]] GLuint HandleWithDefaultAnisotropy() const noexcept {
return sampler_default_anisotropy.handle;
}
[[nodiscard]] bool HasAddedAnisotropy() const noexcept {
return static_cast<bool>(sampler_default_anisotropy.handle);
}
private:
OGLSampler sampler;
OGLSampler sampler_default_anisotropy;
};
class Framebuffer {

11
src/video_core/renderer_vulkan/pipeline_helper.h
View File

@ -178,7 +178,7 @@ public:
inline void PushImageDescriptors(TextureCache& texture_cache,
GuestDescriptorQueue& guest_descriptor_queue,
const Shader::Info& info, RescalingPushConstant& rescaling,
const VkSampler*& samplers,
const VideoCommon::SamplerId*& samplers,
const VideoCommon::ImageViewInOut*& views) {
const u32 num_texture_buffers = Shader::NumDescriptors(info.texture_buffer_descriptors);
const u32 num_image_buffers = Shader::NumDescriptors(info.image_buffer_descriptors);
@ -187,10 +187,15 @@ inline void PushImageDescriptors(TextureCache& texture_cache,
for (const auto& desc : info.texture_descriptors) {
for (u32 index = 0; index < desc.count; ++index) {
const VideoCommon::ImageViewId image_view_id{(views++)->id};
const VkSampler sampler{*(samplers++)};
const VideoCommon::SamplerId sampler_id{*(samplers++)};
ImageView& image_view{texture_cache.GetImageView(image_view_id)};
const VkImageView vk_image_view{image_view.Handle(desc.type)};
guest_descriptor_queue.AddSampledImage(vk_image_view, sampler);
const Sampler& sampler{texture_cache.GetSampler(sampler_id)};
const bool use_fallback_sampler{sampler.HasAddedAnisotropy() &&
!image_view.SupportsAnisotropy()};
const VkSampler vk_sampler{use_fallback_sampler ? sampler.HandleWithDefaultAnisotropy()
: sampler.Handle()};
guest_descriptor_queue.AddSampledImage(vk_image_view, vk_sampler);
rescaling.PushTexture(texture_cache.IsRescaling(image_view));
}
}

8
src/video_core/renderer_vulkan/vk_compute_pipeline.cpp
View File

@ -115,7 +115,7 @@ void ComputePipeline::Configure(Tegra::Engines::KeplerCompute& kepler_compute,
static constexpr size_t max_elements = 64;
boost::container::static_vector<VideoCommon::ImageViewInOut, max_elements> views;
boost::container::static_vector<VkSampler, max_elements> samplers;
boost::container::static_vector<VideoCommon::SamplerId, max_elements> samplers;
const auto& qmd{kepler_compute.launch_description};
const auto& cbufs{qmd.const_buffer_config};
@ -160,8 +160,8 @@ void ComputePipeline::Configure(Tegra::Engines::KeplerCompute& kepler_compute,
const auto handle{read_handle(desc, index)};
views.push_back({handle.first});
Sampler* const sampler = texture_cache.GetComputeSampler(handle.second);
samplers.push_back(sampler->Handle());
VideoCommon::SamplerId sampler = texture_cache.GetComputeSamplerId(handle.second);
samplers.push_back(sampler);
}
}
for (const auto& desc : info.image_descriptors) {
@ -192,7 +192,7 @@ void ComputePipeline::Configure(Tegra::Engines::KeplerCompute& kepler_compute,
buffer_cache.BindHostComputeBuffers();
RescalingPushConstant rescaling;
const VkSampler* samplers_it{samplers.data()};
const VideoCommon::SamplerId* samplers_it{samplers.data()};
const VideoCommon::ImageViewInOut* views_it{views.data()};
PushImageDescriptors(texture_cache, guest_descriptor_queue, info, rescaling, samplers_it,
views_it);

8
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View File

@ -298,7 +298,7 @@ void GraphicsPipeline::AddTransition(GraphicsPipeline* transition) {
template <typename Spec>
void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
std::array<VideoCommon::ImageViewInOut, MAX_IMAGE_ELEMENTS> views;
std::array<VkSampler, MAX_IMAGE_ELEMENTS> samplers;
std::array<VideoCommon::SamplerId, MAX_IMAGE_ELEMENTS> samplers;
size_t sampler_index{};
size_t view_index{};
@ -367,8 +367,8 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
const auto handle{read_handle(desc, index)};
views[view_index++] = {handle.first};
Sampler* const sampler{texture_cache.GetGraphicsSampler(handle.second)};
samplers[sampler_index++] = sampler->Handle();
VideoCommon::SamplerId sampler{texture_cache.GetGraphicsSamplerId(handle.second)};
samplers[sampler_index++] = sampler;
}
}
if constexpr (Spec::has_images) {
@ -453,7 +453,7 @@ void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
RescalingPushConstant rescaling;
RenderAreaPushConstant render_area;
const VkSampler* samplers_it{samplers.data()};
const VideoCommon::SamplerId* samplers_it{samplers.data()};
const VideoCommon::ImageViewInOut* views_it{views.data()};
const auto prepare_stage{[&](size_t stage) LAMBDA_FORCEINLINE {
buffer_cache.BindHostStageBuffers(stage);

15
src/video_core/renderer_vulkan/vk_texture_cache.cpp
View File

@ -1802,7 +1802,8 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const Tegra::Texture::TSCEntry& t
// Some games have samplers with garbage. Sanitize them here.
const f32 max_anisotropy = std::clamp(tsc.MaxAnisotropy(), 1.0f, 16.0f);
sampler = device.GetLogical().CreateSampler(VkSamplerCreateInfo{
const auto create_sampler = [&](const f32 anisotropy) {
return device.GetLogical().CreateSampler(VkSamplerCreateInfo{
.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
.pNext = pnext,
.flags = 0,
@ -1813,8 +1814,8 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const Tegra::Texture::TSCEntry& t
.addressModeV = MaxwellToVK::Sampler::WrapMode(device, tsc.wrap_v, tsc.mag_filter),
.addressModeW = MaxwellToVK::Sampler::WrapMode(device, tsc.wrap_p, tsc.mag_filter),
.mipLodBias = tsc.LodBias(),
.anisotropyEnable = static_cast<VkBool32>(max_anisotropy > 1.0f ? VK_TRUE : VK_FALSE),
.maxAnisotropy = max_anisotropy,
.anisotropyEnable = static_cast<VkBool32>(anisotropy > 1.0f ? VK_TRUE : VK_FALSE),
.maxAnisotropy = anisotropy,
.compareEnable = tsc.depth_compare_enabled,
.compareOp = MaxwellToVK::Sampler::DepthCompareFunction(tsc.depth_compare_func),
.minLod = tsc.mipmap_filter == TextureMipmapFilter::None ? 0.0f : tsc.MinLod(),
@ -1823,6 +1824,14 @@ Sampler::Sampler(TextureCacheRuntime& runtime, const Tegra::Texture::TSCEntry& t
arbitrary_borders ? VK_BORDER_COLOR_FLOAT_CUSTOM_EXT : ConvertBorderColor(color),
.unnormalizedCoordinates = VK_FALSE,
});
};
sampler = create_sampler(max_anisotropy);
const f32 max_anisotropy_default = static_cast<f32>(1U << tsc.max_anisotropy);
if (max_anisotropy > max_anisotropy_default) {
sampler_default_anisotropy = create_sampler(max_anisotropy_default);
}
}
Framebuffer::Framebuffer(TextureCacheRuntime& runtime, std::span<ImageView*, NUM_RT> color_buffers,

9
src/video_core/renderer_vulkan/vk_texture_cache.h
View File

@ -279,8 +279,17 @@ public:
return *sampler;
}
[[nodiscard]] VkSampler HandleWithDefaultAnisotropy() const noexcept {
return *sampler_default_anisotropy;
}
[[nodiscard]] bool HasAddedAnisotropy() const noexcept {
return static_cast<bool>(sampler_default_anisotropy);
}
private:
vk::Sampler sampler;
vk::Sampler sampler_default_anisotropy;
};
class Framebuffer {

52
src/video_core/texture_cache/image_view_base.cpp
View File

@ -45,4 +45,56 @@ ImageViewBase::ImageViewBase(const ImageInfo& info, const ImageViewInfo& view_in
ImageViewBase::ImageViewBase(const NullImageViewParams&) : image_id{NULL_IMAGE_ID} {}
bool ImageViewBase::SupportsAnisotropy() const noexcept {
const bool has_mips = range.extent.levels > 1;
const bool is_2d = type == ImageViewType::e2D || type == ImageViewType::e2DArray;
if (!has_mips || !is_2d) {
return false;
}
switch (format) {
case PixelFormat::R8_UNORM:
case PixelFormat::R8_SNORM:
case PixelFormat::R8_SINT:
case PixelFormat::R8_UINT:
case PixelFormat::BC4_UNORM:
case PixelFormat::BC4_SNORM:
case PixelFormat::BC5_UNORM:
case PixelFormat::BC5_SNORM:
case PixelFormat::R32G32_FLOAT:
case PixelFormat::R32G32_SINT:
case PixelFormat::R32_FLOAT:
case PixelFormat::R16_FLOAT:
case PixelFormat::R16_UNORM:
case PixelFormat::R16_SNORM:
case PixelFormat::R16_UINT:
case PixelFormat::R16_SINT:
case PixelFormat::R16G16_UNORM:
case PixelFormat::R16G16_FLOAT:
case PixelFormat::R16G16_UINT:
case PixelFormat::R16G16_SINT:
case PixelFormat::R16G16_SNORM:
case PixelFormat::R8G8_UNORM:
case PixelFormat::R8G8_SNORM:
case PixelFormat::R8G8_SINT:
case PixelFormat::R8G8_UINT:
case PixelFormat::R32G32_UINT:
case PixelFormat::R32_UINT:
case PixelFormat::R32_SINT:
case PixelFormat::G4R4_UNORM:
// Depth formats
case PixelFormat::D32_FLOAT:
case PixelFormat::D16_UNORM:
// Stencil formats
case PixelFormat::S8_UINT:
// DepthStencil formats
case PixelFormat::D24_UNORM_S8_UINT:
case PixelFormat::S8_UINT_D24_UNORM:
case PixelFormat::D32_FLOAT_S8_UINT:
return false;
default:
return true;
}
}
} // namespace VideoCommon

2
src/video_core/texture_cache/image_view_base.h
View File

@ -33,6 +33,8 @@ struct ImageViewBase {
return type == ImageViewType::Buffer;
}
[[nodiscard]] bool SupportsAnisotropy() const noexcept;
ImageId image_id{};
GPUVAddr gpu_addr = 0;
PixelFormat format{};

30
src/video_core/texture_cache/texture_cache.h
View File

@ -222,30 +222,50 @@ void TextureCache<P>::CheckFeedbackLoop(std::span<const ImageViewInOut> views) {
template <class P>
typename P::Sampler* TextureCache<P>::GetGraphicsSampler(u32 index) {
return &slot_samplers[GetGraphicsSamplerId(index)];
}
template <class P>
typename P::Sampler* TextureCache<P>::GetComputeSampler(u32 index) {
return &slot_samplers[GetComputeSamplerId(index)];
}
template <class P>
SamplerId TextureCache<P>::GetGraphicsSamplerId(u32 index) {
if (index > channel_state->graphics_sampler_table.Limit()) {
LOG_DEBUG(HW_GPU, "Invalid sampler index={}", index);
return &slot_samplers[NULL_SAMPLER_ID];
return NULL_SAMPLER_ID;
}
const auto [descriptor, is_new] = channel_state->graphics_sampler_table.Read(index);
SamplerId& id = channel_state->graphics_sampler_ids[index];
if (is_new) {
id = FindSampler(descriptor);
}
return &slot_samplers[id];
return id;
}
template <class P>
typename P::Sampler* TextureCache<P>::GetComputeSampler(u32 index) {
SamplerId TextureCache<P>::GetComputeSamplerId(u32 index) {
if (index > channel_state->compute_sampler_table.Limit()) {
LOG_DEBUG(HW_GPU, "Invalid sampler index={}", index);
return &slot_samplers[NULL_SAMPLER_ID];
return NULL_SAMPLER_ID;
}
const auto [descriptor, is_new] = channel_state->compute_sampler_table.Read(index);
SamplerId& id = channel_state->compute_sampler_ids[index];
if (is_new) {
id = FindSampler(descriptor);
}
return &slot_samplers[id];
return id;
}
template <class P>
const typename P::Sampler& TextureCache<P>::GetSampler(SamplerId id) const noexcept {
return slot_samplers[id];
}
template <class P>
typename P::Sampler& TextureCache<P>::GetSampler(SamplerId id) noexcept {
return slot_samplers[id];
}
template <class P>

12
src/video_core/texture_cache/texture_cache_base.h
View File

@ -159,6 +159,18 @@ public:
/// Get the sampler from the compute descriptor table in the specified index
Sampler* GetComputeSampler(u32 index);
/// Get the sampler id from the graphics descriptor table in the specified index
SamplerId GetGraphicsSamplerId(u32 index);
/// Get the sampler id from the compute descriptor table in the specified index
SamplerId GetComputeSamplerId(u32 index);
/// Return a constant reference to the given sampler id
[[nodiscard]] const Sampler& GetSampler(SamplerId id) const noexcept;
/// Return a reference to the given sampler id
[[nodiscard]] Sampler& GetSampler(SamplerId id) noexcept;
/// Refresh the state for graphics image view and sampler descriptors
void SynchronizeGraphicsDescriptors();

7
src/video_core/textures/texture.cpp
View File

@ -62,7 +62,12 @@ std::array<float, 4> TSCEntry::BorderColor() const noexcept {
}
float TSCEntry::MaxAnisotropy() const noexcept {
if (max_anisotropy == 0 && mipmap_filter != TextureMipmapFilter::Linear) {
const bool is_suitable_mipmap_filter = mipmap_filter != TextureMipmapFilter::None;
const bool has_regular_lods = min_lod_clamp == 0 && max_lod_clamp >= 256;
const bool is_bilinear_filter = min_filter == TextureFilter::Linear &&
reduction_filter == SamplerReduction::WeightedAverage;
if (max_anisotropy == 0 && (!is_suitable_mipmap_filter || !has_regular_lods ||
!is_bilinear_filter || depth_compare_enabled)) {
return 1.0f;
}
const auto anisotropic_settings = Settings::values.max_anisotropy.GetValue();