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Merge pull request #2987 from FernandoS27/texture-invalid 

Texture_Cache: Redo invalid Surfaces handling.
This commit is contained in:
bunnei 2019-12-02 12:07:05 -05:00 committed by GitHub
parent 5c7253f8d3 cc81c0ce64
commit 3c1b6b5723
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 101 additions and 32 deletions
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10
src/video_core/texture_cache/surface_params.cpp
View File

@ -246,6 +246,16 @@ SurfaceParams SurfaceParams::CreateForFermiCopySurface(
return params;
}
VideoCore::Surface::SurfaceTarget SurfaceParams::ExpectedTarget(
const VideoCommon::Shader::Sampler& entry) {
return TextureTypeToSurfaceTarget(entry.GetType(), entry.IsArray());
}
VideoCore::Surface::SurfaceTarget SurfaceParams::ExpectedTarget(
const VideoCommon::Shader::Image& entry) {
return ImageTypeToSurfaceTarget(entry.GetType());
}
bool SurfaceParams::IsLayered() const {
switch (target) {
case SurfaceTarget::Texture1DArray:

8
src/video_core/texture_cache/surface_params.h
View File

@ -45,6 +45,14 @@ public:
static SurfaceParams CreateForFermiCopySurface(
const Tegra::Engines::Fermi2D::Regs::Surface& config);
/// Obtains the texture target from a shader's sampler entry.
static VideoCore::Surface::SurfaceTarget ExpectedTarget(
const VideoCommon::Shader::Sampler& entry);
/// Obtains the texture target from a shader's sampler entry.
static VideoCore::Surface::SurfaceTarget ExpectedTarget(
const VideoCommon::Shader::Image& entry);
std::size_t Hash() const {
return static_cast<std::size_t>(
Common::CityHash64(reinterpret_cast<const char*>(this), sizeof(*this)));

115
src/video_core/texture_cache/texture_cache.h
View File

@ -95,10 +95,16 @@ public:
std::lock_guard lock{mutex};
const auto gpu_addr{tic.Address()};
if (!gpu_addr) {
return {};
return GetNullSurface(SurfaceParams::ExpectedTarget(entry));
}
const auto host_ptr{system.GPU().MemoryManager().GetPointer(gpu_addr)};
const auto cache_addr{ToCacheAddr(host_ptr)};
if (!cache_addr) {
return GetNullSurface(SurfaceParams::ExpectedTarget(entry));
}
const auto params{SurfaceParams::CreateForTexture(format_lookup_table, tic, entry)};
const auto [surface, view] = GetSurface(gpu_addr, params, true, false);
const auto [surface, view] = GetSurface(gpu_addr, cache_addr, params, true, false);
if (guard_samplers) {
sampled_textures.push_back(surface);
}
@ -110,10 +116,15 @@ public:
std::lock_guard lock{mutex};
const auto gpu_addr{tic.Address()};
if (!gpu_addr) {
return {};
return GetNullSurface(SurfaceParams::ExpectedTarget(entry));
}
const auto host_ptr{system.GPU().MemoryManager().GetPointer(gpu_addr)};
const auto cache_addr{ToCacheAddr(host_ptr)};
if (!cache_addr) {
return GetNullSurface(SurfaceParams::ExpectedTarget(entry));
}
const auto params{SurfaceParams::CreateForImage(format_lookup_table, tic, entry)};
const auto [surface, view] = GetSurface(gpu_addr, params, true, false);
const auto [surface, view] = GetSurface(gpu_addr, cache_addr, params, true, false);
if (guard_samplers) {
sampled_textures.push_back(surface);
}
@ -143,11 +154,17 @@ public:
SetEmptyDepthBuffer();
return {};
}
const auto host_ptr{system.GPU().MemoryManager().GetPointer(gpu_addr)};
const auto cache_addr{ToCacheAddr(host_ptr)};
if (!cache_addr) {
SetEmptyDepthBuffer();
return {};
}
const auto depth_params{SurfaceParams::CreateForDepthBuffer(
system, regs.zeta_width, regs.zeta_height, regs.zeta.format,
regs.zeta.memory_layout.block_width, regs.zeta.memory_layout.block_height,
regs.zeta.memory_layout.block_depth, regs.zeta.memory_layout.type)};
auto surface_view = GetSurface(gpu_addr, depth_params, preserve_contents, true);
auto surface_view = GetSurface(gpu_addr, cache_addr, depth_params, preserve_contents, true);
if (depth_buffer.target)
depth_buffer.target->MarkAsRenderTarget(false, NO_RT);
depth_buffer.target = surface_view.first;
@ -180,8 +197,16 @@ public:
return {};
}
auto surface_view = GetSurface(gpu_addr, SurfaceParams::CreateForFramebuffer(system, index),
preserve_contents, true);
const auto host_ptr{system.GPU().MemoryManager().GetPointer(gpu_addr)};
const auto cache_addr{ToCacheAddr(host_ptr)};
if (!cache_addr) {
SetEmptyColorBuffer(index);
return {};
}
auto surface_view =
GetSurface(gpu_addr, cache_addr, SurfaceParams::CreateForFramebuffer(system, index),
preserve_contents, true);
if (render_targets[index].target)
render_targets[index].target->MarkAsRenderTarget(false, NO_RT);
render_targets[index].target = surface_view.first;
@ -230,8 +255,14 @@ public:
const GPUVAddr src_gpu_addr = src_config.Address();
const GPUVAddr dst_gpu_addr = dst_config.Address();
DeduceBestBlit(src_params, dst_params, src_gpu_addr, dst_gpu_addr);
std::pair<TSurface, TView> dst_surface = GetSurface(dst_gpu_addr, dst_params, true, false);
std::pair<TSurface, TView> src_surface = GetSurface(src_gpu_addr, src_params, true, false);
const auto dst_host_ptr{system.GPU().MemoryManager().GetPointer(dst_gpu_addr)};
const auto dst_cache_addr{ToCacheAddr(dst_host_ptr)};
const auto src_host_ptr{system.GPU().MemoryManager().GetPointer(src_gpu_addr)};
const auto src_cache_addr{ToCacheAddr(src_host_ptr)};
std::pair<TSurface, TView> dst_surface =
GetSurface(dst_gpu_addr, dst_cache_addr, dst_params, true, false);
std::pair<TSurface, TView> src_surface =
GetSurface(src_gpu_addr, src_cache_addr, src_params, true, false);
ImageBlit(src_surface.second, dst_surface.second, copy_config);
dst_surface.first->MarkAsModified(true, Tick());
}
@ -347,13 +378,6 @@ protected:
return new_surface;
}
std::pair<TSurface, TView> GetFermiSurface(
const Tegra::Engines::Fermi2D::Regs::Surface& config) {
SurfaceParams params = SurfaceParams::CreateForFermiCopySurface(config);
const GPUVAddr gpu_addr = config.Address();
return GetSurface(gpu_addr, params, true, false);
}
Core::System& system;
private:
@ -614,22 +638,9 @@ private:
* left blank.
* @param is_render Whether or not the surface is a render target.
**/
std::pair<TSurface, TView> GetSurface(const GPUVAddr gpu_addr, const SurfaceParams& params,
bool preserve_contents, bool is_render) {
const auto host_ptr{system.GPU().MemoryManager().GetPointer(gpu_addr)};
const auto cache_addr{ToCacheAddr(host_ptr)};
// Step 0: guarantee a valid surface
if (!cache_addr) {
// Return a null surface if it's invalid
SurfaceParams new_params = params;
new_params.width = 1;
new_params.height = 1;
new_params.depth = 1;
new_params.block_height = 0;
new_params.block_depth = 0;
return InitializeSurface(gpu_addr, new_params, false);
}
std::pair<TSurface, TView> GetSurface(const GPUVAddr gpu_addr, const CacheAddr cache_addr,
const SurfaceParams& params, bool preserve_contents,
bool is_render) {
// Step 1
// Check Level 1 Cache for a fast structural match. If candidate surface
@ -793,6 +804,41 @@ private:
}
}
/**
* Gets a null surface based on a target texture.
* @param target The target of the null surface.
*/
TView GetNullSurface(SurfaceTarget target) {
const u32 i_target = static_cast<u32>(target);
if (const auto it = invalid_cache.find(i_target); it != invalid_cache.end()) {
return it->second->GetMainView();
}
SurfaceParams params{};
params.target = target;
params.is_tiled = false;
params.srgb_conversion = false;
params.is_layered = false;
params.block_width = 0;
params.block_height = 0;
params.block_depth = 0;
params.tile_width_spacing = 1;
params.width = 1;
params.height = 1;
params.depth = 1;
params.pitch = 4;
params.num_levels = 1;
params.emulated_levels = 1;
params.pixel_format = VideoCore::Surface::PixelFormat::RGBA16F;
params.type = VideoCore::Surface::SurfaceType::ColorTexture;
auto surface = CreateSurface(0ULL, params);
invalid_memory.clear();
invalid_memory.resize(surface->GetHostSizeInBytes(), 0U);
surface->UploadTexture(invalid_memory);
surface->MarkAsModified(false, Tick());
invalid_cache.emplace(i_target, surface);
return surface->GetMainView();
}
/**
* Gets the a source and destination starting address and parameters,
* and tries to deduce if they are supposed to be depth textures. If so, their
@ -991,6 +1037,11 @@ private:
std::vector<TSurface> sampled_textures;
/// This cache stores null surfaces in order to be used as a placeholder
/// for invalid texture calls.
std::unordered_map<u32, TSurface> invalid_cache;
std::vector<u8> invalid_memory;
StagingCache staging_cache;
std::recursive_mutex mutex;
};