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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/FMaterialKeyGeneratorContext
Description
When emitting, call Callback with the ShaderKeyGenerator. In all other modes, this function is a noop.
| Name | EmitFunc |
| Type | function |
| Header File | /Engine/Source/Runtime/Engine/Public/MaterialKeyGeneratorContext.h |
| Include Path | #include "MaterialKeyGeneratorContext.h" |
void EmitFunc
(
TFunctionRef < void &)> Callback
)