Ejemplos de FShaderType::GetSourceHash en C++ (Cpp)

Ejemplo n.º 1

Archivo: Shader.cpp Proyecto: amyvmiwei/UnrealEngine4

void FShaderType::GetOutdatedTypes(TArray<FShaderType*>& OutdatedShaderTypes, TArray<const FVertexFactoryType*>& OutdatedFactoryTypes)
{
	for(TLinkedList<FShaderType*>::TIterator It(GetTypeList()); It; It.Next())
	{
		FShaderType* Type = *It;
		for(TMap<FShaderId,FShader*>::TConstIterator ShaderIt(Type->ShaderIdMap);ShaderIt;++ShaderIt)
		{
			FShader* Shader = ShaderIt.Value();
			const FVertexFactoryParameterRef* VFParameterRef = Shader->GetVertexFactoryParameterRef();
			const FSHAHash& SavedHash = Shader->GetHash();
			const FSHAHash& CurrentHash = Type->GetSourceHash();
			const bool bOutdatedShader = SavedHash != CurrentHash;
			const bool bOutdatedVertexFactory =
				VFParameterRef && VFParameterRef->GetVertexFactoryType() && VFParameterRef->GetVertexFactoryType()->GetSourceHash() != VFParameterRef->GetHash();

			if (bOutdatedShader)
			{
				OutdatedShaderTypes.AddUnique(Shader->Type);
			}

			if (bOutdatedVertexFactory)
			{
				OutdatedFactoryTypes.AddUnique(VFParameterRef->GetVertexFactoryType());
			}
		}
	}

	for (int32 TypeIndex = 0; TypeIndex < OutdatedShaderTypes.Num(); TypeIndex++)
	{
		UE_LOG(LogShaders, Warning, TEXT("		Recompiling %s"), OutdatedShaderTypes[TypeIndex]->GetName());
	}
	for (int32 TypeIndex = 0; TypeIndex < OutdatedFactoryTypes.Num(); TypeIndex++)
	{
		UE_LOG(LogShaders, Warning, TEXT("		Recompiling %s"), OutdatedFactoryTypes[TypeIndex]->GetName());
	}
}