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add: an option to turn fast math off

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This commit is contained in:
Samuliak 2024-10-02 17:18:20 +02:00
parent 6ba6157bae
commit ebcb62a785
6 changed files with 52 additions and 19 deletions
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1
src/Cafe/CafeSystem.cpp
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@ -251,6 +251,7 @@ void InfoLog_PrintActiveSettings()
if (ActiveSettings::GetGraphicsAPI() == GraphicAPI::kVulkan)
{
cemuLog_log(LogType::Force, "Async compile: {}", GetConfig().async_compile.GetValue() ? "true" : "false");
cemuLog_log(LogType::Force, "Fast math: {}", GetConfig().fast_math.GetValue() ? "true" : "false");
if(!GetConfig().vk_accurate_barriers.GetValue())
cemuLog_log(LogType::Force, "Accurate barriers are disabled!");
}

10
src/Cafe/HW/Latte/Renderer/Metal/RendererShaderMtl.cpp
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@ -7,8 +7,7 @@
#include "Cemu/Logging/CemuLogging.h"
#include "Common/precompiled.h"
#include "HW/Latte/Core/FetchShader.h"
#include "HW/Latte/ISA/RegDefines.h"
#include "config/CemuConfig.h"
extern std::atomic_int g_compiled_shaders_total;
extern std::atomic_int g_compiled_shaders_async;
@ -16,8 +15,13 @@ extern std::atomic_int g_compiled_shaders_async;
RendererShaderMtl::RendererShaderMtl(MetalRenderer* mtlRenderer, ShaderType type, uint64 baseHash, uint64 auxHash, bool isGameShader, bool isGfxPackShader, const std::string& mslCode)
: RendererShader(type, baseHash, auxHash, isGameShader, isGfxPackShader), m_mtlr{mtlRenderer}
{
MTL::CompileOptions* options = MTL::CompileOptions::alloc()->init();
if (GetConfig().fast_math)
options->setFastMathEnabled(true);
NS::Error* error = nullptr;
MTL::Library* library = m_mtlr->GetDevice()->newLibrary(ToNSString(mslCode), nullptr, &error);
MTL::Library* library = m_mtlr->GetDevice()->newLibrary(ToNSString(mslCode), options, &error);
options->release();
if (error)
{
cemuLog_log(LogType::Force, "failed to create library: {} -> {}", error->localizedDescription()->utf8String(), mslCode.c_str());

2
src/config/CemuConfig.cpp
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@ -219,6 +219,7 @@ void CemuConfig::Load(XMLConfigParser& parser)
downscale_filter = graphic.get("DownscaleFilter", kLinearFilter);
fullscreen_scaling = graphic.get("FullscreenScaling", kKeepAspectRatio);
async_compile = graphic.get("AsyncCompile", async_compile);
fast_math = graphic.get("FastMath", fast_math);
vk_accurate_barriers = graphic.get("vkAccurateBarriers", true); // this used to be "VulkanAccurateBarriers" but because we changed the default to true in 1.27.1 the option name had to be changed
auto overlay_node = graphic.get("Overlay");
@ -475,6 +476,7 @@ void CemuConfig::Save(XMLConfigParser& parser)
graphic.set("DownscaleFilter", downscale_filter);
graphic.set("FullscreenScaling", fullscreen_scaling);
graphic.set("AsyncCompile", async_compile.GetValue());
graphic.set("FastMath", fast_math.GetValue());
graphic.set("vkAccurateBarriers", vk_accurate_barriers);
auto overlay_node = graphic.set("Overlay");

1
src/config/CemuConfig.h
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@ -444,6 +444,7 @@ struct CemuConfig
ConfigValue<bool> gx2drawdone_sync {true};
ConfigValue<bool> render_upside_down{ false };
ConfigValue<bool> async_compile{ true };
ConfigValue<bool> fast_math{ true };
ConfigValue<bool> vk_accurate_barriers{ true };

30
src/gui/GeneralSettings2.cpp
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@ -344,6 +344,10 @@ wxPanel* GeneralSettings2::AddGraphicsPage(wxNotebook* notebook)
m_async_compile->SetToolTip(_("Enables async shader and pipeline compilation. Reduces stutter at the cost of objects not rendering for a short time.\nVulkan only"));
graphic_misc_row->Add(m_async_compile, 0, wxALL, 5);
m_fast_math = new wxCheckBox(box, wxID_ANY, _("Fast math"));
m_fast_math->SetToolTip(_("Enables fast math for all shaders. May cause minor inaccuracies in some games.\nMetal only"));
graphic_misc_row->Add(m_fast_math, 0, wxALL, 5);
m_gx2drawdone_sync = new wxCheckBox(box, wxID_ANY, _("Full sync at GX2DrawDone()"));
m_gx2drawdone_sync->SetToolTip(_("If synchronization is requested by the game, the emulated CPU will wait for the GPU to finish all operations.\nThis is more accurate behavior, but may cause lower performance"));
graphic_misc_row->Add(m_gx2drawdone_sync, 0, wxALL, 5);
@ -1038,6 +1042,7 @@ void GeneralSettings2::StoreConfig()
config.vsync = m_vsync->GetSelection();
config.gx2drawdone_sync = m_gx2drawdone_sync->IsChecked();
config.async_compile = m_async_compile->IsChecked();
config.fast_math = m_fast_math->IsChecked();
config.upscale_filter = m_upscale_filter->GetSelection();
config.downscale_filter = m_downscale_filter->GetSelection();
@ -1500,7 +1505,7 @@ void GeneralSettings2::HandleGraphicsApiSelection()
selection = GetConfig().vsync;
m_vsync->Clear();
if(m_graphic_api->GetSelection() == 0)
if (m_graphic_api->GetSelection() == 0)
{
// OpenGL
m_vsync->AppendString(_("Off"));
@ -1515,12 +1520,14 @@ void GeneralSettings2::HandleGraphicsApiSelection()
m_gx2drawdone_sync->Enable();
m_async_compile->Disable();
m_fast_math->Disable();
}
else
else if (m_graphic_api->GetSelection() == 1)
{
// Vulkan
m_gx2drawdone_sync->Disable();
m_async_compile->Enable();
m_fast_math->Disable();
m_vsync->AppendString(_("Off"));
m_vsync->AppendString(_("Double buffering"));
@ -1553,6 +1560,24 @@ void GeneralSettings2::HandleGraphicsApiSelection()
}
}
}
else
{
// Metal
m_gx2drawdone_sync->Disable();
m_async_compile->Enable();
m_fast_math->Enable();
// TODO: vsync options
m_vsync->AppendString(_("Off"));
m_vsync->AppendString(_("Double buffering"));
m_vsync->AppendString(_("Triple buffering"));
m_vsync->Select(selection);
// TODO: add an option to select the graphic device
m_graphic_device->Clear();
m_graphic_device->Disable();
}
}
void GeneralSettings2::ApplyConfig()
@ -1604,6 +1629,7 @@ void GeneralSettings2::ApplyConfig()
m_graphic_api->SetSelection(config.graphic_api);
m_vsync->SetSelection(config.vsync);
m_async_compile->SetValue(config.async_compile);
m_fast_math->SetValue(config.fast_math);
m_gx2drawdone_sync->SetValue(config.gx2drawdone_sync);
m_upscale_filter->SetSelection(config.upscale_filter);
m_downscale_filter->SetSelection(config.downscale_filter);

3
src/gui/GeneralSettings2.h
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@ -52,7 +52,7 @@ private:
// Graphics
wxChoice* m_graphic_api, * m_graphic_device;
wxChoice* m_vsync;
wxCheckBox *m_async_compile, *m_gx2drawdone_sync;
wxCheckBox *m_async_compile, *m_fast_math, *m_gx2drawdone_sync;
wxRadioBox* m_upscale_filter, *m_downscale_filter, *m_fullscreen_scaling;
wxChoice* m_overlay_position, *m_notification_position, *m_overlay_scale, *m_notification_scale;
wxCheckBox* m_controller_profile_name, *m_controller_low_battery, *m_shader_compiling, *m_friends_data;
@ -113,4 +113,3 @@ private:
void HandleGraphicsApiSelection();
void ApplyConfig();
};