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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/FMaterialCompilationOutput
Description
Returns number of post process inputs used, between PostProcessInput SceneTexture nodes and UserSceneTexture nodes. If this exceeds kPostProcessMaterialInputCountMax, compile should be failed (number is returned rather than bool for error reporting purposes).
| Name | GetNumPostProcessInputsUsed |
| Type | function |
| Header File | /Engine/Source/Runtime/Engine/Public/MaterialShared.h |
| Include Path | #include "MaterialShared.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialShared.cpp |
int32 GetNumPostProcessInputsUsed() const