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Texture Cache: Implement Rescaling on Aliases and Blits.

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This commit is contained in:
Fernando Sahmkow 2021-07-21 10:15:09 +02:00
parent d464b122d5
commit dfc65cd0a3
1 changed files with 53 additions and 5 deletions
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58
src/video_core/texture_cache/texture_cache.h
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@ -437,8 +437,32 @@ void TextureCache<P>::BlitImage(const Tegra::Engines::Fermi2D::Surface& dst,
PrepareImage(src_id, false, false);
PrepareImage(dst_id, true, false);
ImageBase& dst_image = slot_images[dst_id];
const ImageBase& src_image = slot_images[src_id];
Image& dst_image = slot_images[dst_id];
const Image& src_image = slot_images[src_id];
const bool is_src_rescaled = True(src_image.flags & ImageFlagBits::Rescaled);
bool is_dst_rescaled = True(dst_image.flags & ImageFlagBits::Rescaled);
if (is_src_rescaled && !is_dst_rescaled) {
if (ImageCanRescale(dst_image)) {
is_dst_rescaled = dst_image.ScaleUp();
}
}
const auto& resolution = Settings::values.resolution_info;
const auto scale_up = [&](u32 value) -> u32 {
if (value == 0) {
return 0U;
}
return std::max<u32>((value * resolution.up_scale) >> resolution.down_shift, 1U);
};
const auto scale_region = [&](Region2D& region) {
region.start.x = scale_up(region.start.x);
region.start.y = scale_up(region.start.y);
region.end.x = scale_up(region.end.x);
region.end.y = scale_up(region.end.y);
};
// TODO: Deduplicate
const std::optional src_base = src_image.TryFindBase(src.Address());
@ -446,20 +470,26 @@ void TextureCache<P>::BlitImage(const Tegra::Engines::Fermi2D::Surface& dst,
const ImageViewInfo src_view_info(ImageViewType::e2D, images.src_format, src_range);
const auto [src_framebuffer_id, src_view_id] = RenderTargetFromImage(src_id, src_view_info);
const auto [src_samples_x, src_samples_y] = SamplesLog2(src_image.info.num_samples);
const Region2D src_region{
Region2D src_region{
Offset2D{.x = copy.src_x0 >> src_samples_x, .y = copy.src_y0 >> src_samples_y},
Offset2D{.x = copy.src_x1 >> src_samples_x, .y = copy.src_y1 >> src_samples_y},
};
if (is_src_rescaled) {
scale_region(src_region);
}
const std::optional dst_base = dst_image.TryFindBase(dst.Address());
const SubresourceRange dst_range{.base = dst_base.value(), .extent = {1, 1}};
const ImageViewInfo dst_view_info(ImageViewType::e2D, images.dst_format, dst_range);
const auto [dst_framebuffer_id, dst_view_id] = RenderTargetFromImage(dst_id, dst_view_info);
const auto [dst_samples_x, dst_samples_y] = SamplesLog2(dst_image.info.num_samples);
const Region2D dst_region{
Region2D dst_region{
Offset2D{.x = copy.dst_x0 >> dst_samples_x, .y = copy.dst_y0 >> dst_samples_y},
Offset2D{.x = copy.dst_x1 >> dst_samples_x, .y = copy.dst_y1 >> dst_samples_y},
};
if (is_dst_rescaled) {
scale_region(dst_region);
}
// Always call this after src_framebuffer_id was queried, as the address might be invalidated.
Framebuffer* const dst_framebuffer = &slot_framebuffers[dst_framebuffer_id];
@ -1514,18 +1544,28 @@ void TextureCache<P>::MarkModification(ImageBase& image) noexcept {
template <class P>
void TextureCache<P>::SynchronizeAliases(ImageId image_id) {
boost::container::small_vector<const AliasedImage*, 1> aliased_images;
ImageBase& image = slot_images[image_id];
Image& image = slot_images[image_id];
bool any_rescaled = True(image.flags & ImageFlagBits::Rescaled);
u64 most_recent_tick = image.modification_tick;
for (const AliasedImage& aliased : image.aliased_images) {
ImageBase& aliased_image = slot_images[aliased.id];
if (image.modification_tick < aliased_image.modification_tick) {
most_recent_tick = std::max(most_recent_tick, aliased_image.modification_tick);
aliased_images.push_back(&aliased);
any_rescaled |= True(image.flags & ImageFlagBits::Rescaled);
}
}
if (aliased_images.empty()) {
return;
}
const bool can_rescale = ImageCanRescale(image);
if (any_rescaled) {
if (can_rescale) {
ScaleUp(image);
} else {
ScaleDown(image);
}
}
image.modification_tick = most_recent_tick;
std::ranges::sort(aliased_images, [this](const AliasedImage* lhs, const AliasedImage* rhs) {
const ImageBase& lhs_image = slot_images[lhs->id];
@ -1533,6 +1573,14 @@ void TextureCache<P>::SynchronizeAliases(ImageId image_id) {
return lhs_image.modification_tick < rhs_image.modification_tick;
});
for (const AliasedImage* const aliased : aliased_images) {
if (any_rescaled) {
Image& aliased_image = slot_images[aliased->id];
if (can_rescale) {
ScaleUp(aliased_image);
} else {
ScaleDown(aliased_image);
}
}
CopyImage(image_id, aliased->id, aliased->copies);
}
}