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OpenGL: Limit lmem warmup to NVIDIA

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This commit is contained in:
ameerj 2023-06-25 19:06:51 -04:00
parent 405eae3734
commit 4f160633d3
3 changed files with 15 additions and 4 deletions
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1
src/video_core/renderer_opengl/gl_device.cpp
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@ -194,6 +194,7 @@ Device::Device(Core::Frontend::EmuWindow& emu_window) {
has_bool_ref_bug = true; has_bool_ref_bug = true;
} }
} }
has_lmem_perf_bug = is_nvidia;
strict_context_required = emu_window.StrictContextRequired(); strict_context_required = emu_window.StrictContextRequired();
// Blocks AMD and Intel OpenGL drivers on Windows from using asynchronous shader compilation. // Blocks AMD and Intel OpenGL drivers on Windows from using asynchronous shader compilation.

5
src/video_core/renderer_opengl/gl_device.h
View file

@ -192,6 +192,10 @@ public:
return supports_conditional_barriers; return supports_conditional_barriers;
} }
bool HasLmemPerfBug() const {
return has_lmem_perf_bug;
}
private: private:
static bool TestVariableAoffi(); static bool TestVariableAoffi();
static bool TestPreciseBug(); static bool TestPreciseBug();
@ -238,6 +242,7 @@ private:
bool can_report_memory{}; bool can_report_memory{};
bool strict_context_required{}; bool strict_context_required{};
bool supports_conditional_barriers{}; bool supports_conditional_barriers{};
bool has_lmem_perf_bug{};
std::string vendor_name; std::string vendor_name;
}; };

13
src/video_core/renderer_opengl/gl_shader_manager.cpp
View file

@ -14,12 +14,15 @@ static constexpr std::array ASSEMBLY_PROGRAM_ENUMS{
GL_GEOMETRY_PROGRAM_NV, GL_FRAGMENT_PROGRAM_NV, GL_GEOMETRY_PROGRAM_NV, GL_FRAGMENT_PROGRAM_NV,
}; };
ProgramManager::ProgramManager(const Device& device) ProgramManager::ProgramManager(const Device& device) {
: lmem_warmup_program(CreateProgram(HostShaders::OPENGL_LMEM_WARMUP_COMP, GL_COMPUTE_SHADER)) {
glCreateProgramPipelines(1, &pipeline.handle); glCreateProgramPipelines(1, &pipeline.handle);
if (device.UseAssemblyShaders()) { if (device.UseAssemblyShaders()) {
glEnable(GL_COMPUTE_PROGRAM_NV); glEnable(GL_COMPUTE_PROGRAM_NV);
} }
if (device.HasLmemPerfBug()) {
lmem_warmup_program =
CreateProgram(HostShaders::OPENGL_LMEM_WARMUP_COMP, GL_COMPUTE_SHADER);
}
} }
void ProgramManager::BindComputeProgram(GLuint program) { void ProgramManager::BindComputeProgram(GLuint program) {
@ -102,8 +105,10 @@ void ProgramManager::BindAssemblyPrograms(std::span<const OGLAssemblyProgram, NU
void ProgramManager::RestoreGuestCompute() {} void ProgramManager::RestoreGuestCompute() {}
void ProgramManager::LocalMemoryWarmup() { void ProgramManager::LocalMemoryWarmup() {
BindComputeProgram(lmem_warmup_program.handle); if (lmem_warmup_program.handle != 0) {
glDispatchCompute(1, 1, 1); BindComputeProgram(lmem_warmup_program.handle);
glDispatchCompute(1, 1, 1);
}
} }
void ProgramManager::BindPipeline() { void ProgramManager::BindPipeline() {