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texture_cache: Handle uncontinuous surfaces.

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This commit is contained in:
Fernando Sahmkow 2019-05-21 11:24:20 -04:00 committed by ReinUsesLisp
parent e60ed2bb3e
commit bdf9faab33
4 changed files with 82 additions and 21 deletions
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5
src/video_core/memory_manager.cpp
View file

@ -202,11 +202,12 @@ const u8* MemoryManager::GetPointer(GPUVAddr addr) const {
}
bool MemoryManager::IsBlockContinuous(const GPUVAddr start, const std::size_t size) const {
const GPUVAddr end = start + size;
const std::size_t inner_size = size - 1;
const GPUVAddr end = start + inner_size;
const auto host_ptr_start = reinterpret_cast<std::uintptr_t>(GetPointer(start));
const auto host_ptr_end = reinterpret_cast<std::uintptr_t>(GetPointer(end));
const auto range = static_cast<std::size_t>(host_ptr_end - host_ptr_start);
return range == size;
return range == inner_size;
}
void MemoryManager::ReadBlock(GPUVAddr src_addr, void* dest_buffer, const std::size_t size) const {

47
src/video_core/texture_cache/surface_base.cpp
View file

@ -68,12 +68,27 @@ void SurfaceBaseImpl::SwizzleFunc(MortonSwizzleMode mode, u8* memory, const Surf
}
void SurfaceBaseImpl::LoadBuffer(Tegra::MemoryManager& memory_manager,
std::vector<u8>& staging_buffer) {
StagingCache& staging_cache) {
MICROPROFILE_SCOPE(GPU_Load_Texture);
const auto host_ptr{memory_manager.GetPointer(gpu_addr)};
if (!host_ptr) {
return;
auto& staging_buffer = staging_cache.GetBuffer(0);
u8* host_ptr;
is_continuous = memory_manager.IsBlockContinuous(gpu_addr, guest_memory_size);
// Handle continuouty
if (is_continuous) {
// Use physical memory directly
host_ptr = memory_manager.GetPointer(gpu_addr);
if (!host_ptr) {
return;
}
} else {
// Use an extra temporal buffer
auto& tmp_buffer = staging_cache.GetBuffer(1);
tmp_buffer.resize(guest_memory_size);
host_ptr = tmp_buffer.data();
memory_manager.ReadBlockUnsafe(gpu_addr, host_ptr, guest_memory_size);
}
if (params.is_tiled) {
ASSERT_MSG(params.block_width == 0, "Block width is defined as {} on texture target {}",
params.block_width, static_cast<u32>(params.target));
@ -123,12 +138,25 @@ void SurfaceBaseImpl::LoadBuffer(Tegra::MemoryManager& memory_manager,
}
void SurfaceBaseImpl::FlushBuffer(Tegra::MemoryManager& memory_manager,
std::vector<u8>& staging_buffer) {
StagingCache& staging_cache) {
MICROPROFILE_SCOPE(GPU_Flush_Texture);
const auto host_ptr{memory_manager.GetPointer(gpu_addr)};
if (!host_ptr) {
return;
auto& staging_buffer = staging_cache.GetBuffer(0);
u8* host_ptr;
// Handle continuouty
if (is_continuous) {
// Use physical memory directly
host_ptr = memory_manager.GetPointer(gpu_addr);
if (!host_ptr) {
return;
}
} else {
// Use an extra temporal buffer
auto& tmp_buffer = staging_cache.GetBuffer(1);
tmp_buffer.resize(guest_memory_size);
host_ptr = tmp_buffer.data();
}
if (params.is_tiled) {
ASSERT_MSG(params.block_width == 0, "Block width is defined as {}", params.block_width);
for (u32 level = 0; level < params.num_levels; ++level) {
@ -154,6 +182,9 @@ void SurfaceBaseImpl::FlushBuffer(Tegra::MemoryManager& memory_manager,
}
}
}
if (!is_continuous) {
memory_manager.WriteBlockUnsafe(gpu_addr, host_ptr, guest_memory_size);
}
}
} // namespace VideoCommon

34
src/video_core/texture_cache/surface_base.h
View file

@ -32,11 +32,28 @@ enum class MatchStructureResult : u32 {
None = 2,
};
class StagingCache {
public:
StagingCache() {}
~StagingCache() = default;
std::vector<u8>& GetBuffer(std::size_t index) {
return staging_buffer[index];
}
void SetSize(std::size_t size) {
staging_buffer.resize(size);
}
private:
std::vector<std::vector<u8>> staging_buffer;
};
class SurfaceBaseImpl {
public:
void LoadBuffer(Tegra::MemoryManager& memory_manager, std::vector<u8>& staging_buffer);
void LoadBuffer(Tegra::MemoryManager& memory_manager, StagingCache& staging_cache);
void FlushBuffer(Tegra::MemoryManager& memory_manager, std::vector<u8>& staging_buffer);
void FlushBuffer(Tegra::MemoryManager& memory_manager, StagingCache& staging_cache);
GPUVAddr GetGpuAddr() const {
return gpu_addr;
@ -93,6 +110,14 @@ public:
return mipmap_sizes[level];
}
void MarkAsContinuous(const bool is_continuous) {
this->is_continuous = is_continuous;
}
bool IsContinuous() const {
return is_continuous;
}
bool IsLinear() const {
return !params.is_tiled;
}
@ -122,8 +147,8 @@ public:
MatchStructureResult MatchesStructure(const SurfaceParams& rhs) const {
// Buffer surface Check
if (params.IsBuffer()) {
const std::size_t wd1 = params.width*params.GetBytesPerPixel();
const std::size_t wd2 = rhs.width*rhs.GetBytesPerPixel();
const std::size_t wd1 = params.width * params.GetBytesPerPixel();
const std::size_t wd2 = rhs.width * rhs.GetBytesPerPixel();
if (wd1 == wd2) {
return MatchStructureResult::FullMatch;
}
@ -193,6 +218,7 @@ protected:
CacheAddr cache_addr{};
CacheAddr cache_addr_end{};
VAddr cpu_addr{};
bool is_continuous{};
std::vector<std::size_t> mipmap_sizes;
std::vector<std::size_t> mipmap_offsets;

17
src/video_core/texture_cache/texture_cache.h
View file

@ -220,6 +220,7 @@ protected:
SetEmptyColorBuffer(i);
}
SetEmptyDepthBuffer();
staging_cache.SetSize(2);
}
~TextureCache() = default;
@ -244,6 +245,8 @@ protected:
gpu_addr);
return;
}
bool continuouty = memory_manager->IsBlockContinuous(gpu_addr, size);
surface->MarkAsContinuous(continuouty);
surface->SetCacheAddr(cache_ptr);
surface->SetCpuAddr(*cpu_addr);
RegisterInnerCache(surface);
@ -611,9 +614,9 @@ private:
}
void LoadSurface(const TSurface& surface) {
staging_buffer.resize(surface->GetHostSizeInBytes());
surface->LoadBuffer(*memory_manager, staging_buffer);
surface->UploadTexture(staging_buffer);
staging_cache.GetBuffer(0).resize(surface->GetHostSizeInBytes());
surface->LoadBuffer(*memory_manager, staging_cache);
surface->UploadTexture(staging_cache.GetBuffer(0));
surface->MarkAsModified(false, Tick());
}
@ -621,9 +624,9 @@ private:
if (!surface->IsModified()) {
return;
}
staging_buffer.resize(surface->GetHostSizeInBytes());
surface->DownloadTexture(staging_buffer);
surface->FlushBuffer(*memory_manager, staging_buffer);
staging_cache.GetBuffer(0).resize(surface->GetHostSizeInBytes());
surface->DownloadTexture(staging_cache.GetBuffer(0));
surface->FlushBuffer(*memory_manager, staging_cache);
surface->MarkAsModified(false, Tick());
}
@ -723,7 +726,7 @@ private:
render_targets;
FramebufferTargetInfo depth_buffer;
std::vector<u8> staging_buffer;
StagingCache staging_cache;
std::recursive_mutex mutex;
};