FMaterialEditorUtilities::GetStaticSwitchExpressionValue

Returns the value for a static switch material expression.

Unreal Engine C++ API Reference > Editor > MaterialEditor > FMaterialEditorUtilities

References

   
Module MaterialEditor
Header /Engine/Source/Editor/MaterialEditor/Public/MaterialEditorUtilities.h
Include #include "MaterialEditorUtilities.h"
Source /Engine/Source/Editor/MaterialEditor/Private/MaterialEditorUtilities.cpp
static bool GetStaticSwitchExpressionValue
(
    [UMaterialInstance](API\Runtime\Engine\Materials\UMaterialInstance) * MaterialInstance,
    [UMaterialExpression](API\Runtime\Engine\Materials\UMaterialExpression) * SwitchValueExpression,
    bool & OutValue,
    [FGuid](API\Runtime\Core\Misc\FGuid) & OutExpressionID,
    [TArray](API\Runtime\Core\Containers\TArray)< [FGetVisibleMaterialParametersFunctionState](API\Editor\MaterialEditor\FGetVisibleMaterialParametersFun-) * > & FunctionStack
)

Remarks

Returns the value for a static switch material expression. Returns true if a value for the switch expression is found, otherwise returns false.

Parameters

Name Description
MaterialInstance The material instance that contains all parameter overrides.
SwitchValueExpression The switch expression to find the value for.
OutValue The value for the switch expression.
OutExpressionID The Guid of the expression that is input as the switch value.
FunctionStack The current function stack frame.

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