Navigation
API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials > API/Runtime/Engine/Materials/UMaterialExpressionRerouteBase
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionRerouteBase.h |
| Include | #include "Materials/MaterialExpressionRerouteBase.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/MaterialExpressions.cpp |
UMaterialExpression * TraceInputsToRealExpression
(
int32 & OutputIndex
) const
Remarks
Trace through the graph to find the first non Reroute node connected to this input. If there is a loop for some reason, we will bail out and return nullptr. The final traced material expression.
Parameters
| Name | Description |
|---|---|
| OutputIndex | The output index of the connection that was traced back. |