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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials > API/Runtime/Engine/Materials/UMaterialExpression
| Type | Name | Description | |
|---|---|---|---|
 |
bool | ContainsInputLoop
(
const bool bStopOnFunctionCall |
Checks whether any inputs to this expression create a loop |
 |
bool | ContainsInputLoop
(
TSet< UMaterialExpression* >& VisitedExpressions, |
This overload accepts the set of visited expressions to avoid visiting them again when checking at once whether multiple expressions contain a loop. |