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Texture Cache: Redesigning the blitting system (again).

nce_cpp
Fernando Sahmkow 4 years ago
parent
dcce920306
commit
fc91c0f51d
3 changed files with 64 additions and 23 deletions
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  1. 52
      src/video_core/texture_cache/texture_cache.h
  2. 3
      src/video_core/texture_cache/texture_cache_base.h
  3. 32
      src/video_core/texture_cache/util.cpp

52
src/video_core/texture_cache/texture_cache.h
View File

@ -472,7 +472,7 @@ template <class P>
void TextureCache<P>::BlitImage(const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Config& copy) {
const BlitImages images = GetBlitImages(dst, src);
const BlitImages images = GetBlitImages(dst, src, copy);
const ImageId dst_id = images.dst_id;
const ImageId src_id = images.src_id;
@ -762,12 +762,15 @@ ImageId TextureCache<P>::FindImage(const ImageInfo& info, GPUVAddr gpu_addr,
const bool broken_views =
runtime.HasBrokenTextureViewFormats() || True(options & RelaxedOptions::ForceBrokenViews);
const bool native_bgr = runtime.HasNativeBgr();
ImageId image_id;
const bool flexible_formats = True(options & RelaxedOptions::Format);
ImageId image_id{};
boost::container::small_vector<ImageId, 1> image_ids;
const auto lambda = [&](ImageId existing_image_id, ImageBase& existing_image) {
if (True(existing_image.flags & ImageFlagBits::Remapped)) {
return false;
}
if (info.type == ImageType::Linear || existing_image.info.type == ImageType::Linear) {
if (info.type == ImageType::Linear || existing_image.info.type == ImageType::Linear)
[[unlikely]] {
const bool strict_size = False(options & RelaxedOptions::Size) &&
True(existing_image.flags & ImageFlagBits::Strong);
const ImageInfo& existing = existing_image.info;
@ -776,17 +779,27 @@ ImageId TextureCache<P>::FindImage(const ImageInfo& info, GPUVAddr gpu_addr,
IsPitchLinearSameSize(existing, info, strict_size) &&
IsViewCompatible(existing.format, info.format, broken_views, native_bgr)) {
image_id = existing_image_id;
return true;
image_ids.push_back(existing_image_id);
return !flexible_formats && existing.format == info.format;
}
} else if (IsSubresource(info, existing_image, gpu_addr, options, broken_views,
native_bgr)) {
image_id = existing_image_id;
return true;
image_ids.push_back(existing_image_id);
return !flexible_formats && existing_image.info.format == info.format;
}
return false;
};
ForEachImageInRegion(*cpu_addr, CalculateGuestSizeInBytes(info), lambda);
return image_id;
if (image_ids.size() <= 1) [[likely]] {
return image_id;
}
auto image_ids_compare = [this](ImageId a, ImageId b) {
auto& image_a = slot_images[a];
auto& image_b = slot_images[b];
return image_a.modification_tick < image_b.modification_tick;
};
return *std::ranges::max_element(image_ids, image_ids_compare);
}
template <class P>
@ -1078,17 +1091,26 @@ ImageId TextureCache<P>::JoinImages(const ImageInfo& info, GPUVAddr gpu_addr, VA
template <class P>
typename TextureCache<P>::BlitImages TextureCache<P>::GetBlitImages(
const Tegra::Engines::Fermi2D::Surface& dst, const Tegra::Engines::Fermi2D::Surface& src) {
const Tegra::Engines::Fermi2D::Surface& dst, const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Config& copy) {
static constexpr auto FIND_OPTIONS = RelaxedOptions::Samples;
const GPUVAddr dst_addr = dst.Address();
const GPUVAddr src_addr = src.Address();
ImageInfo dst_info(dst);
ImageInfo src_info(src);
const bool can_be_depth_blit =
dst_info.format == src_info.format && copy.filter == Tegra::Engines::Fermi2D::Filter::Point;
ImageId dst_id;
ImageId src_id;
RelaxedOptions try_options = FIND_OPTIONS;
if (can_be_depth_blit) {
try_options |= RelaxedOptions::Format;
}
do {
has_deleted_images = false;
src_id = FindImage(src_info, src_addr, FIND_OPTIONS);
src_id = FindImage(src_info, src_addr, try_options);
dst_id = FindImage(dst_info, dst_addr, try_options);
const ImageBase* const src_image = src_id ? &slot_images[src_id] : nullptr;
if (src_image && src_image->info.num_samples > 1) {
RelaxedOptions find_options{FIND_OPTIONS | RelaxedOptions::ForceBrokenViews};
@ -1097,8 +1119,15 @@ typename TextureCache<P>::BlitImages TextureCache<P>::GetBlitImages(
if (has_deleted_images) {
continue;
}
break;
}
if (can_be_depth_blit) {
const ImageBase* const dst_image = src_id ? &slot_images[src_id] : nullptr;
DeduceBlitImages(dst_info, src_info, dst_image, src_image);
if (GetFormatType(dst_info.format) != GetFormatType(src_info.format)) {
continue;
}
}
dst_id = FindImage(dst_info, dst_addr, FIND_OPTIONS);
if (!src_id) {
src_id = InsertImage(src_info, src_addr, RelaxedOptions{});
}
@ -1106,6 +1135,11 @@ typename TextureCache<P>::BlitImages TextureCache<P>::GetBlitImages(
dst_id = InsertImage(dst_info, dst_addr, RelaxedOptions{});
}
} while (has_deleted_images);
if (GetFormatType(dst_info.format) != SurfaceType::ColorTexture) {
// Make sure the images are depth and/or stencil textures.
src_id = FindOrInsertImage(src_info, src_addr, RelaxedOptions{});
dst_id = FindOrInsertImage(dst_info, dst_addr, RelaxedOptions{});
}
return BlitImages{
.dst_id = dst_id,
.src_id = src_id,

3
src/video_core/texture_cache/texture_cache_base.h
View File

@ -252,7 +252,8 @@ private:
/// Return a blit image pair from the given guest blit parameters
[[nodiscard]] BlitImages GetBlitImages(const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Surface& src);
const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Config& copy);
/// Find or create a sampler from a guest descriptor sampler
[[nodiscard]] SamplerId FindSampler(const TSCEntry& config);

32
src/video_core/texture_cache/util.cpp
View File

@ -1151,19 +1151,25 @@ bool IsSubresource(const ImageInfo& candidate, const ImageBase& image, GPUVAddr
void DeduceBlitImages(ImageInfo& dst_info, ImageInfo& src_info, const ImageBase* dst,
const ImageBase* src) {
bool is_resolve = false;
if (src) {
is_resolve = src->info.num_samples > 1;
src_info.num_samples = src->info.num_samples;
src_info.size.width = src->info.size.width;
src_info.size.height = src->info.size.height;
}
if (dst) {
dst_info.num_samples = dst->info.num_samples;
dst_info.size.width = dst->info.size.width;
dst_info.size.height = dst->info.size.height;
}
ASSERT(!is_resolve || dst_info.format == src_info.format);
const auto original_dst_format = dst_info.format;
if (src && GetFormatType(src->info.format) != SurfaceType::ColorTexture) {
src_info.format = src->info.format;
}
if (dst && GetFormatType(dst->info.format) != SurfaceType::ColorTexture) {
dst_info.format = dst->info.format;
}
if (src && GetFormatType(src->info.format) != SurfaceType::ColorTexture) {
dst_info.format = src->info.format;
}
if (dst && GetFormatType(dst->info.format) != SurfaceType::ColorTexture) {
if (src) {
if (GetFormatType(src->info.format) == SurfaceType::ColorTexture) {
dst_info.format = original_dst_format;
}
} else {
src_info.format = dst->info.format;
}
}
}
u32 MapSizeBytes(const ImageBase& image) {

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