C++ (Cpp) InitNullRHI示例

示例#1

文件： DynamicRHI.cpp 项目： WasPedro/UnrealEngine4.11-HairWorks

void RHIInit(bool bHasEditorToken)
{
	if(!GDynamicRHI)
	{
		GRHICommandList.LatchBypass(); // read commandline for bypass flag

		if (FApp::ShouldUseNullRHI())
		{
			InitNullRHI();
		}
		else
		{
			GDynamicRHI = PlatformCreateDynamicRHI();
			if (GDynamicRHI)
			{
				GDynamicRHI->Init();
				GRHICommandList.GetImmediateCommandList().SetContext(GDynamicRHI->RHIGetDefaultContext());
				GRHICommandList.GetImmediateAsyncComputeCommandList().SetComputeContext(GDynamicRHI->RHIGetDefaultAsyncComputeContext());
			}
#if PLATFORM_ALLOW_NULL_RHI
			else
			{
				// If the platform supports doing so, fall back to the NULL RHI on failure
				InitNullRHI();
			}
#endif
		}

		check(GDynamicRHI);
	}

	RHIDetectAndWarnOfBadDrivers();
}

示例#2

文件： DynamicRHI.cpp 项目： amyvmiwei/UnrealEngine4

void RHIInit(bool bHasEditorToken)
{
	if(!GDynamicRHI)
	{
		GRHICommandList.LatchBypass(); // read commandline for bypass flag

		if (USE_NULL_RHI || FParse::Param(FCommandLine::Get(),TEXT("nullrhi")) || !FApp::CanEverRender())
		{
			InitNullRHI();
		}
		else
		{
			GDynamicRHI = PlatformCreateDynamicRHI();
			if (GDynamicRHI)
			{
				GDynamicRHI->Init();
				GRHICommandList.GetImmediateCommandList().SetContext(GDynamicRHI->RHIGetDefaultContext());
			}
#if PLATFORM_ALLOW_NULL_RHI
			else
			{
				// If the platform supports doing so, fall back to the NULL RHI on failure
				InitNullRHI();
			}
#endif
		}

		check(GDynamicRHI);
	}
}