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texture_cache: More relaxed reconstruction 

Only reupload textures when they've not been modified from the GPU.
master
ReinUsesLisp 2020-05-29 23:52:47 +07:00
parent e454f7e7a7
commit 1ee1a5d3d6
1 changed files with 9 additions and 13 deletions
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22
src/video_core/texture_cache/texture_cache.h
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@ -656,19 +656,19 @@ private:
if (params.target == SurfaceTarget::Texture3D) {
return std::nullopt;
}
const auto test_modified = [](TSurface& surface) { return surface->IsModified(); };
TSurface new_surface = GetUncachedSurface(gpu_addr, params);
std::size_t passed_tests = 0;
bool modified = false;
u32 num_resources = 0;
for (auto& surface : overlaps) {
const SurfaceParams& src_params = surface->GetSurfaceParams();
num_resources += src_params.depth * src_params.num_levels;
}
if (num_resources != params.depth * params.num_levels) {
if (std::none_of(overlaps.begin(), overlaps.end(), test_modified)) {
LoadSurface(new_surface);
for (const auto& surface : overlaps) {
Unregister(surface);
}
Register(new_surface);
return {{new_surface, new_surface->GetMainView()}};
}
std::size_t passed_tests = 0;
for (auto& surface : overlaps) {
const SurfaceParams& src_params = surface->GetSurfaceParams();
const auto mipmap_layer{new_surface->GetLayerMipmap(surface->GetGpuAddr())};
@ -681,11 +681,6 @@ private:
}
++passed_tests;
if (!surface->IsModified()) {
continue;
}
modified = true;
// Copy all mipmaps and layers
const u32 block_width = params.GetDefaultBlockWidth();
const u32 block_height = params.GetDefaultBlockHeight();
@ -709,6 +704,7 @@ private:
return std::nullopt;
}
const bool modified = std::any_of(overlaps.begin(), overlaps.end(), test_modified);
for (const auto& surface : overlaps) {
Unregister(surface);
}