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MAX_FORWARD_SHADOWCASCADES is correctly defined for OutEnvironment. Only render shadow maps that have been successfully allocated texture space. fwd shader can deal with full range of MAX_FORWARD_SHADOWCASCADES. limit shadow map renders to no more than MAX_FORWARD_SHADOWCASCADES. reduce shadow map size to ensure all tiles fit within GMaxShadowDepthBufferSize. Fixes UE-10282. #codereview nick.penwarden, Rolando.Caloca [CL 2466184 by Allan Bentham in Main branch]
17 lines
869 B
C++
17 lines
869 B
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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LightMapRendering.cpp: Light map rendering implementations.
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=============================================================================*/
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#include "RendererPrivate.h"
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#include "SceneManagement.h"
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void FMovableDirectionalLightCSMLightingPolicy::ModifyCompilationEnvironment(EShaderPlatform Platform, const FMaterial* Material, FShaderCompilerEnvironment& OutEnvironment)
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{
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OutEnvironment.SetDefine(TEXT("MOVABLE_DIRECTIONAL_LIGHT"), TEXT("1"));
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OutEnvironment.SetDefine(TEXT("MOVABLE_DIRECTIONAL_LIGHT_CSM"), TEXT("1"));
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OutEnvironment.SetDefine(TEXT(PREPROCESSOR_TO_STRING(MAX_FORWARD_SHADOWCASCADES)), MAX_FORWARD_SHADOWCASCADES);
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FNoLightMapPolicy::ModifyCompilationEnvironment(Platform, Material, OutEnvironment);
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} |