void UMaterialInterface::UpdateMaterialRenderProxy(FMaterialRenderProxy& Proxy)
{
// no 0 pointer
check(&Proxy);
EMaterialShadingModel MaterialShadingModel = GetShadingModel(true);
// for better performance we only update SubsurfaceProfileRT if the feature is used
if (MaterialShadingModel == MSM_SubsurfaceProfile)
{
FSubsurfaceProfileStruct Settings;
USubsurfaceProfile* LocalSubsurfaceProfile = GetSubsurfaceProfile_Internal();
if (LocalSubsurfaceProfile)
{
Settings = LocalSubsurfaceProfile->Settings;
}
ENQUEUE_UNIQUE_RENDER_COMMAND_THREEPARAMETER(
UpdateMaterialRenderProxySubsurface,
const FSubsurfaceProfileStruct, Settings, Settings,
USubsurfaceProfile*, LocalSubsurfaceProfile, LocalSubsurfaceProfile,
FMaterialRenderProxy&, Proxy, Proxy,
{
uint32 AllocationId = 0;
if (LocalSubsurfaceProfile)
{
AllocationId = GSubsufaceProfileTextureObject.AddOrUpdateProfile(Settings, LocalSubsurfaceProfile);
check(AllocationId >= 0 && AllocationId <= 255);
}
Proxy.SetSubsurfaceProfileRT(LocalSubsurfaceProfile);
});
FMaterialRelevance UMaterialInterface::GetRelevance_Internal(const UMaterial* Material, ERHIFeatureLevel::Type InFeatureLevel) const
{
if(Material)
{
const FMaterialResource* MaterialResource = Material->GetMaterialResource(InFeatureLevel);
const bool bIsTranslucent = IsTranslucentBlendMode((EBlendMode)GetBlendMode());
EMaterialShadingModel ShadingModel = GetShadingModel();
const bool bIsLit = ShadingModel != MSM_Unlit;
// Determine the material's view relevance.
FMaterialRelevance MaterialRelevance;
MaterialRelevance.bOpaque = !bIsTranslucent;
MaterialRelevance.bMasked = IsMasked();
MaterialRelevance.bDistortion = Material->bUsesDistortion && bIsTranslucent;
MaterialRelevance.bSeparateTranslucency = bIsTranslucent && Material->bEnableSeparateTranslucency;
MaterialRelevance.bNormalTranslucency = bIsTranslucent && !Material->bEnableSeparateTranslucency;
MaterialRelevance.bDisableDepthTest = bIsTranslucent && Material->bDisableDepthTest;
MaterialRelevance.bSubsurfaceProfile = (Material->MaterialDomain == MD_Surface) && !bIsTranslucent && (ShadingModel == MSM_SubsurfaceProfile);
MaterialRelevance.bOutputsVelocityInBasePass = Material->bOutputVelocityOnBasePass;
return MaterialRelevance;
}
else
{
return FMaterialRelevance();
}
}
void UMaterialInterface::UpdateMaterialRenderProxy(FMaterialRenderProxy& Proxy)
{
// no 0 pointer
check(&Proxy);
EMaterialShadingModel MaterialShadingModel = GetShadingModel(true);
// for better performance we only update SubsurfaceProfileRT if the feature is used
if (MaterialShadingModel == MSM_SubsurfaceProfile)
{
FSubsurfaceProfileStruct Settings;
USubsurfaceProfile* LocalSubsurfaceProfile = GetSubsurfaceProfile_Internal();
if (LocalSubsurfaceProfile)
{
Settings = LocalSubsurfaceProfile->Settings;
}
// this can be improved, it doesn't support Renderer hot reload
{
static bool bFirst = true;
if (bFirst)
{
bFirst = false;
static const FName RendererModuleName("Renderer");
IRendererModule& RendererModule = FModuleManager::GetModuleChecked<IRendererModule>(RendererModuleName);
ENQUEUE_UNIQUE_RENDER_COMMAND_ONEPARAMETER(
UpdateMaterialRenderProxySubsurfaceSetup,
IRendererModule&, RendererModule, RendererModule,
{
GSubsufaceProfileTextureObject.SetRendererModule(&RendererModule);
});
}
}
