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texture_cache uncompress-compress is untopological. 

This makes conflicts between non compress and compress textures to be 
auto recycled. It also limits the amount of mipmaps a texture can have 
if it goes above it's limit.
This commit is contained in:
Fernando Sahmkow 2019-05-24 15:34:31 -04:00 committed by ReinUsesLisp
parent 9251354152
commit 228f516bb4
5 changed files with 53 additions and 19 deletions
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10
src/video_core/renderer_opengl/gl_texture_cache.cpp
View File

@ -195,17 +195,17 @@ OGLTexture CreateTexture(const SurfaceParams& params, GLenum target, GLenum inte
switch (params.target) {
case SurfaceTarget::Texture1D:
glTextureStorage1D(texture.handle, params.num_levels, internal_format, params.width);
glTextureStorage1D(texture.handle, params.emulated_levels, internal_format, params.width);
break;
case SurfaceTarget::Texture2D:
case SurfaceTarget::TextureCubemap:
glTextureStorage2D(texture.handle, params.num_levels, internal_format, params.width,
glTextureStorage2D(texture.handle, params.emulated_levels, internal_format, params.width,
params.height);
break;
case SurfaceTarget::Texture3D:
case SurfaceTarget::Texture2DArray:
case SurfaceTarget::TextureCubeArray:
glTextureStorage3D(texture.handle, params.num_levels, internal_format, params.width,
glTextureStorage3D(texture.handle, params.emulated_levels, internal_format, params.width,
params.height, params.depth);
break;
default:
@ -245,7 +245,7 @@ void CachedSurface::DownloadTexture(std::vector<u8>& staging_buffer) {
// TODO(Rodrigo): Optimize alignment
SCOPE_EXIT({ glPixelStorei(GL_PACK_ROW_LENGTH, 0); });
for (u32 level = 0; level < params.num_levels; ++level) {
for (u32 level = 0; level < params.emulated_levels; ++level) {
glPixelStorei(GL_PACK_ALIGNMENT, std::min(8U, params.GetRowAlignment(level)));
glPixelStorei(GL_PACK_ROW_LENGTH, static_cast<GLint>(params.GetMipWidth(level)));
const std::size_t mip_offset = params.GetHostMipmapLevelOffset(level);
@ -264,7 +264,7 @@ void CachedSurface::DownloadTexture(std::vector<u8>& staging_buffer) {
void CachedSurface::UploadTexture(std::vector<u8>& staging_buffer) {
MICROPROFILE_SCOPE(OpenGL_Texture_Upload);
SCOPE_EXIT({ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); });
for (u32 level = 0; level < params.num_levels; ++level) {
for (u32 level = 0; level < params.emulated_levels; ++level) {
UploadTextureMipmap(level, staging_buffer);
}
}

18
src/video_core/texture_cache/surface_base.h
View File

@ -32,6 +32,12 @@ enum class MatchStructureResult : u32 {
None = 2,
};
enum class MatchTopologyResult : u32 {
FullMatch = 0,
CompressUnmatch = 1,
None = 2,
};
class StagingCache {
public:
StagingCache() {}
@ -136,12 +142,20 @@ public:
params.target == SurfaceTarget::Texture2D && params.num_levels == 1;
}
bool MatchesTopology(const SurfaceParams& rhs) const {
MatchTopologyResult MatchesTopology(const SurfaceParams& rhs) const {
const u32 src_bpp{params.GetBytesPerPixel()};
const u32 dst_bpp{rhs.GetBytesPerPixel()};
const bool ib1 = params.IsBuffer();
const bool ib2 = rhs.IsBuffer();
return std::tie(src_bpp, params.is_tiled, ib1) == std::tie(dst_bpp, rhs.is_tiled, ib2);
if (std::tie(src_bpp, params.is_tiled, ib1) == std::tie(dst_bpp, rhs.is_tiled, ib2)) {
const bool cb1 = params.IsCompressed();
const bool cb2 = rhs.IsCompressed();
if (cb1 == cb2) {
return MatchTopologyResult::FullMatch;
}
return MatchTopologyResult::CompressUnmatch;
}
return MatchTopologyResult::None;
}
MatchStructureResult MatchesStructure(const SurfaceParams& rhs) const {

4
src/video_core/texture_cache/surface_params.cpp
View File

@ -85,6 +85,7 @@ SurfaceParams SurfaceParams::CreateForTexture(Core::System& system,
}
params.pitch = params.is_tiled ? 0 : config.tic.Pitch();
params.num_levels = config.tic.max_mip_level + 1;
params.emulated_levels = std::min(params.num_levels, params.MaxPossibleMipmap());
params.is_layered = params.IsLayered();
return params;
}
@ -109,6 +110,7 @@ SurfaceParams SurfaceParams::CreateForDepthBuffer(
params.depth = 1;
params.pitch = 0;
params.num_levels = 1;
params.emulated_levels = 1;
params.is_layered = false;
return params;
}
@ -139,6 +141,7 @@ SurfaceParams SurfaceParams::CreateForFramebuffer(Core::System& system, std::siz
params.depth = 1;
params.target = SurfaceTarget::Texture2D;
params.num_levels = 1;
params.emulated_levels = 1;
params.is_layered = false;
return params;
}
@ -163,6 +166,7 @@ SurfaceParams SurfaceParams::CreateForFermiCopySurface(
params.target = SurfaceTarget::Texture2D;
params.depth = 1;
params.num_levels = 1;
params.emulated_levels = 1;
params.is_layered = params.IsLayered();
return params;
}

14
src/video_core/texture_cache/surface_params.h
View File

@ -160,6 +160,19 @@ public:
return std::min(t_src_height, t_dst_height);
}
u32 MaxPossibleMipmap() const {
const u32 max_mipmap_w = Common::Log2Ceil32(width) + 1U;
const u32 max_mipmap_h = Common::Log2Ceil32(height) + 1U;
const u32 max_mipmap = std::max(max_mipmap_w, max_mipmap_h);
if (target != VideoCore::Surface::SurfaceTarget::Texture3D)
return max_mipmap;
return std::max(max_mipmap, Common::Log2Ceil32(depth) + 1U);
}
bool IsCompressed() const {
return GetDefaultBlockHeight() > 1 || GetDefaultBlockWidth() > 1;
}
/// Returns the default block width.
u32 GetDefaultBlockWidth() const {
return VideoCore::Surface::GetDefaultBlockWidth(pixel_format);
@ -205,6 +218,7 @@ public:
u32 depth;
u32 pitch;
u32 num_levels;
u32 emulated_levels;
VideoCore::Surface::PixelFormat pixel_format;
VideoCore::Surface::ComponentType component_type;
VideoCore::Surface::SurfaceType type;

26
src/video_core/texture_cache/texture_cache.h
View File

@ -305,7 +305,7 @@ private:
* due to topological reasons.
**/
RecycleStrategy PickStrategy(std::vector<TSurface>& overlaps, const SurfaceParams& params,
const GPUVAddr gpu_addr, const bool untopological) {
const GPUVAddr gpu_addr, const MatchTopologyResult untopological) {
if (Settings::values.use_accurate_gpu_emulation) {
return RecycleStrategy::Flush;
}
@ -320,8 +320,8 @@ private:
}
}
// Untopological decision
if (untopological) {
return RecycleStrategy::Ignore;
if (untopological == MatchTopologyResult::CompressUnmatch) {
return RecycleStrategy::Flush;
}
return RecycleStrategy::Ignore;
}
@ -341,7 +341,7 @@ private:
std::pair<TSurface, TView> RecycleSurface(std::vector<TSurface>& overlaps,
const SurfaceParams& params, const GPUVAddr gpu_addr,
const bool preserve_contents,
const bool untopological) {
const MatchTopologyResult untopological) {
const bool do_load = Settings::values.use_accurate_gpu_emulation && preserve_contents;
for (auto surface : overlaps) {
Unregister(surface);
@ -502,9 +502,10 @@ private:
// matches at certain level we are pretty much done.
if (l1_cache.count(cache_addr) > 0) {
TSurface current_surface = l1_cache[cache_addr];
if (!current_surface->MatchesTopology(params)) {
auto topological_result = current_surface->MatchesTopology(params);
if (topological_result != MatchTopologyResult::FullMatch) {
std::vector<TSurface> overlaps{current_surface};
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, true);
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, topological_result);
}
MatchStructureResult s_result = current_surface->MatchesStructure(params);
if (s_result != MatchStructureResult::None &&
@ -534,8 +535,9 @@ private:
// we do a topological test to ensure we can find some relationship. If it fails
// inmediatly recycle the texture
for (auto surface : overlaps) {
if (!surface->MatchesTopology(params)) {
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, true);
auto topological_result = surface->MatchesTopology(params);
if (topological_result != MatchTopologyResult::FullMatch) {
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, topological_result);
}
}
@ -553,7 +555,7 @@ private:
return *view;
}
}
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, false);
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, MatchTopologyResult::FullMatch);
}
// Now we check if the candidate is a mipmap/layer of the overlap
std::optional<TView> view =
@ -576,13 +578,13 @@ private:
pair.first->EmplaceView(params, gpu_addr, candidate_size);
if (mirage_view)
return {pair.first, *mirage_view};
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, false);
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, MatchTopologyResult::FullMatch);
}
return {current_surface, *view};
}
// The next case is unsafe, so if we r in accurate GPU, just skip it
if (Settings::values.use_accurate_gpu_emulation) {
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, false);
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, MatchTopologyResult::FullMatch);
}
// This is the case the texture is a part of the parent.
if (current_surface->MatchesSubTexture(params, gpu_addr)) {
@ -599,7 +601,7 @@ private:
}
}
// We failed all the tests, recycle the overlaps into a new texture.
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, false);
return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, MatchTopologyResult::FullMatch);
}
std::pair<TSurface, TView> InitializeSurface(GPUVAddr gpu_addr, const SurfaceParams& params,