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texture_cache: Optimize GetSurface and use references on functions that don't change a surface.

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This commit is contained in:
Fernando Sahmkow 2019-06-01 22:15:55 -04:00 committed by ReinUsesLisp
parent 60bf761afb
commit 3809041c24
3 changed files with 12 additions and 12 deletions
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6
src/video_core/renderer_opengl/gl_texture_cache.cpp
View file

@ -450,7 +450,7 @@ Surface TextureCacheOpenGL::CreateSurface(GPUVAddr gpu_addr, const SurfaceParams
return std::make_shared<CachedSurface>(gpu_addr, params);
}
void TextureCacheOpenGL::ImageCopy(Surface src_surface, Surface dst_surface,
void TextureCacheOpenGL::ImageCopy(Surface& src_surface, Surface& dst_surface,
const VideoCommon::CopyParams& copy_params) {
if (!support_info.depth_color_image_copies) {
const auto& src_params = src_surface->GetSurfaceParams();
@ -471,7 +471,7 @@ void TextureCacheOpenGL::ImageCopy(Surface src_surface, Surface dst_surface,
copy_params.depth);
}
void TextureCacheOpenGL::ImageBlit(View src_view, View dst_view,
void TextureCacheOpenGL::ImageBlit(View& src_view, View& dst_view,
const Tegra::Engines::Fermi2D::Config& copy_config) {
const auto& src_params{src_view->GetSurfaceParams()};
const auto& dst_params{dst_view->GetSurfaceParams()};
@ -528,7 +528,7 @@ void TextureCacheOpenGL::ImageBlit(View src_view, View dst_view,
is_linear ? GL_LINEAR : GL_NEAREST);
}
void TextureCacheOpenGL::BufferCopy(Surface src_surface, Surface dst_surface) {
void TextureCacheOpenGL::BufferCopy(Surface& src_surface, Surface& dst_surface) {
const auto& src_params = src_surface->GetSurfaceParams();
const auto& dst_params = dst_surface->GetSurfaceParams();

6
src/video_core/renderer_opengl/gl_texture_cache.h
View file

@ -137,13 +137,13 @@ public:
protected:
Surface CreateSurface(GPUVAddr gpu_addr, const SurfaceParams& params) override;
void ImageCopy(Surface src_surface, Surface dst_surface,
void ImageCopy(Surface& src_surface, Surface& dst_surface,
const VideoCommon::CopyParams& copy_params) override;
void ImageBlit(View src_view, View dst_view,
void ImageBlit(View& src_view, View& dst_view,
const Tegra::Engines::Fermi2D::Config& copy_config) override;
void BufferCopy(Surface src_surface, Surface dst_surface) override;
void BufferCopy(Surface& src_surface, Surface& dst_surface) override;
private:
GLuint FetchPBO(std::size_t buffer_size);

12
src/video_core/texture_cache/texture_cache.h
View file

@ -234,15 +234,15 @@ protected:
virtual TSurface CreateSurface(GPUVAddr gpu_addr, const SurfaceParams& params) = 0;
virtual void ImageCopy(TSurface src_surface, TSurface dst_surface,
virtual void ImageCopy(TSurface& src_surface, TSurface& dst_surface,
const CopyParams& copy_params) = 0;
virtual void ImageBlit(TView src_view, TView dst_view,
virtual void ImageBlit(TView& src_view, TView& dst_view,
const Tegra::Engines::Fermi2D::Config& copy_config) = 0;
// Depending on the backend, a buffer copy can be slow as it means deoptimizing the texture
// and reading it from a sepparate buffer.
virtual void BufferCopy(TSurface src_surface, TSurface dst_surface) = 0;
virtual void BufferCopy(TSurface& src_surface, TSurface& dst_surface) = 0;
void Register(TSurface surface) {
std::lock_guard lock{mutex};
@ -516,8 +516,9 @@ private:
// Step 1
// Check Level 1 Cache for a fast structural match. If candidate surface
// matches at certain level we are pretty much done.
if (l1_cache.count(cache_addr) > 0) {
TSurface current_surface = l1_cache[cache_addr];
auto iter = l1_cache.find(cache_addr);
if (iter != l1_cache.end()) {
TSurface& current_surface = iter->second;
auto topological_result = current_surface->MatchesTopology(params);
if (topological_result != MatchTopologyResult::FullMatch) {
std::vector<TSurface> overlaps{current_surface};
@ -526,7 +527,6 @@ private:
}
MatchStructureResult s_result = current_surface->MatchesStructure(params);
if (s_result != MatchStructureResult::None &&
current_surface->GetGpuAddr() == gpu_addr &&
(params.target != SurfaceTarget::Texture3D ||
current_surface->MatchTarget(params.target))) {
if (s_result == MatchStructureResult::FullMatch) {