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texture_cache: Refactor scaled image size calculation

This commit is contained in:
ameerj 2021-10-05 00:07:51 -04:00 committed by Fernando Sahmkow
parent 237a43004f
commit 88ef04dbaf
2 changed files with 13 additions and 12 deletions
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24
src/video_core/texture_cache/texture_cache.h
View File

@ -852,18 +852,23 @@ void TextureCache<P>::InvalidateScale(Image& image) {
has_deleted_images = true;
}
template <class P>
u64 TextureCache<P>::GetScaledImageSizeBytes(Image& image) {
const f32 add_to_size = Settings::values.resolution_info.up_factor - 1.0f;
const bool sign = std::signbit(add_to_size);
const u32 image_size_bytes = std::max(image.guest_size_bytes, image.unswizzled_size_bytes);
const u64 tentative_size = static_cast<u64>(image_size_bytes * std::abs(add_to_size));
const u64 fitted_size = Common::AlignUp(tentative_size, 1024);
return sign ? -fitted_size : fitted_size;
}
template <class P>
bool TextureCache<P>::ScaleUp(Image& image) {
const bool rescaled = image.ScaleUp();
if (!rescaled) {
return false;
}
const auto& add_to_size = Settings::values.resolution_info.up_factor - 1.0f;
const auto sign = std::signbit(add_to_size);
const u64 tentative_size = static_cast<u64>(
std::max(image.guest_size_bytes, image.unswizzled_size_bytes) * std::abs(add_to_size));
const u64 fitted_size = Common::AlignUp(tentative_size, 1024);
total_used_memory += sign ? -fitted_size : fitted_size;
total_used_memory += GetScaledImageSizeBytes(image);
InvalidateScale(image);
return true;
}
@ -874,12 +879,7 @@ bool TextureCache<P>::ScaleDown(Image& image) {
if (!rescaled) {
return false;
}
const auto& add_to_size = Settings::values.resolution_info.up_factor - 1.0f;
const auto sign = std::signbit(add_to_size);
const u64 tentative_size = static_cast<u64>(
std::max(image.guest_size_bytes, image.unswizzled_size_bytes) * std::abs(add_to_size));
const u64 fitted_size = Common::AlignUp(tentative_size, 1024);
total_used_memory += sign ? fitted_size : -fitted_size;
total_used_memory += GetScaledImageSizeBytes(image);
InvalidateScale(image);
return true;
}

1
src/video_core/texture_cache/texture_cache_base.h
View File

@ -339,6 +339,7 @@ private:
void InvalidateScale(Image& image);
bool ScaleUp(Image& image);
bool ScaleDown(Image& image);
u64 GetScaledImageSizeBytes(Image& image);
Runtime& runtime;
VideoCore::RasterizerInterface& rasterizer;