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texture_cache: Implement texception detection and texture barriers.

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This commit is contained in:
Fernando Sahmkow 2019-06-15 13:22:57 -04:00 committed by ReinUsesLisp
parent 198a0395bb
commit d7587842eb
2 changed files with 40 additions and 7 deletions
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10
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -422,7 +422,7 @@ std::pair<bool, bool> RasterizerOpenGL::ConfigureFramebuffers(
}
current_framebuffer_config_state = fb_config_state;
texture_cache.Guard(true);
texture_cache.GuardRenderTargets(true);
View depth_surface{};
if (using_depth_fb) {
@ -500,7 +500,7 @@ std::pair<bool, bool> RasterizerOpenGL::ConfigureFramebuffers(
depth_surface->GetSurfaceParams().type == SurfaceType::DepthStencil;
}
texture_cache.Guard(false);
texture_cache.GuardRenderTargets(false);
current_state.draw.draw_framebuffer = framebuffer_cache.GetFramebuffer(fbkey);
SyncViewport(current_state);
@ -651,7 +651,9 @@ void RasterizerOpenGL::DrawArrays() {
SetupVertexBuffer(vao);
DrawParameters params = SetupDraw();
texture_cache.GuardSamplers(true);
SetupShaders(params.primitive_mode);
texture_cache.GuardSamplers(false);
ConfigureFramebuffers(state);
@ -660,6 +662,10 @@ void RasterizerOpenGL::DrawArrays() {
shader_program_manager->ApplyTo(state);
state.Apply();
if (texture_cache.TextureBarrier()) {
glTextureBarrier();
}
params.DispatchDraw();
accelerate_draw = AccelDraw::Disabled;

37
src/video_core/texture_cache/texture_cache.h
View file

@ -70,8 +70,12 @@ public:
* `Guard` guarantees that rendertargets don't unregister themselves if the
* collide. Protection is currently only done on 3D slices.
**/
void Guard(bool new_guard) {
guard_cache = new_guard;
void GuardRenderTargets(bool new_guard) {
guard_render_targets = new_guard;
}
void GuardSamplers(bool new_guard) {
guard_samplers = new_guard;
}
void FlushRegion(CacheAddr addr, std::size_t size) {
@ -98,7 +102,25 @@ public:
return {};
}
const auto params{SurfaceParams::CreateForTexture(system, config, entry)};
return GetSurface(gpu_addr, params, true, false).second;
auto pair = GetSurface(gpu_addr, params, true, false);
if (guard_samplers) {
if (sampled_textures_stack_pointer == sampled_textures_stack.size()) {
sampled_textures_stack.resize(sampled_textures_stack.size() * 2);
}
sampled_textures_stack[sampled_textures_stack_pointer] = pair.first;
sampled_textures_stack_pointer++;
}
return pair.second;
}
bool TextureBarrier() {
bool must_do = false;
for (u32 i = 0; i < sampled_textures_stack_pointer; i++) {
must_do |= sampled_textures_stack[i]->IsRenderTarget();
sampled_textures_stack[i] = nullptr;
}
sampled_textures_stack_pointer = 0;
return must_do;
}
TView GetDepthBufferSurface(bool preserve_contents) {
@ -239,6 +261,7 @@ protected:
make_siblings(PixelFormat::Z16, PixelFormat::R16F);
make_siblings(PixelFormat::Z32F, PixelFormat::R32F);
make_siblings(PixelFormat::Z32FS8, PixelFormat::RG32F);
sampled_textures_stack.resize(64);
}
~TextureCache() = default;
@ -275,7 +298,7 @@ protected:
}
void Unregister(TSurface surface) {
if (guard_cache && surface->IsProtected()) {
if (guard_render_targets && surface->IsProtected()) {
return;
}
const GPUVAddr gpu_addr = surface->GetGpuAddr();
@ -766,7 +789,8 @@ private:
u64 ticks{};
// Guards the cache for protection conflicts.
bool guard_cache{};
bool guard_render_targets{};
bool guard_samplers{};
// The siblings table is for formats that can inter exchange with one another
// without causing issues. This is only valid when a conflict occurs on a non
@ -792,6 +816,9 @@ private:
render_targets;
FramebufferTargetInfo depth_buffer;
std::vector<TSurface> sampled_textures_stack{};
u32 sampled_textures_stack_pointer{};
StagingCache staging_cache;
std::recursive_mutex mutex;
};