Navigation
API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UMaterialExpression
- UMaterialExpressionMaterialAttributeLayers
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/Materials/MaterialExpressionMaterialAttributeLayers.h |
| Include | #include "Materials/MaterialExpressionMaterialAttributeLayers.h" |
Syntax
UCLASS (HideCategories=Object, MinimalAPI)
class UMaterialExpressionMaterialAttributeLayers : public UMaterialExpression
Variables
| Type | Name | Description | |
|---|---|---|---|
   |
bool | bIsLayerGraphBuilt | |
   |
TArray< TObjectPtr< UMaterialExpressionMaterialFunctionCall > > | BlendCallers | |
   |
FMaterialLayersFunctions | DefaultLayers | |
  |
FMaterialAttributesInput | Input | |
   |
TArray< TObjectPtr< UMaterialExpressionMaterialFunctionCall > > | LayerCallers | |
   |
int32 | NumActiveBlendCallers | |
   |
int32 | NumActiveLayerCallers | |
   |
TObjectPtr< UMaterialExpressionMaterialFunctionCall > | OutputCaller |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UMaterialExpressionMaterialAttributeLayers
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
const TArray< UMaterialFunctionInterface * > & | GetBlends () |
|
  |
void | GetDependentFunctions
(
TArray< UMaterialFunctionInterface* >& DependentFunctions |
|
  |
const TArray< FGuid > & | ||
  |
const TArray< FText > & | ||
  |
const TArray< UMaterialFunctionInterface * > & | GetLayers () |
|
  |
const TArray< bool > & | ||
  |
UMaterialFunctionInterface * | GetParameterAssociatedFunction
(
const FHashedMaterialParameterInfo& ParameterInfo |
|
  |
const TArray< bool > & | ||
  |
const TArray< bool > & | ||
  |
bool | IterateDependentFunctions
(
TFunctionRef< bool(UMaterialFunctionInterface*)> Predicate |
|
 |
void | OverrideLayerGraph
(
const FMaterialLayersFunctions* OverrideLayers |
|
 |
void | RebuildLayerGraph
(
bool bReportErrors |
|
 |
bool | ValidateLayerConfiguration
(
FMaterialCompiler* Compiler, |
Overridden from UMaterialExpression
| Type | Name | Description | |
|---|---|---|---|
  |
int32 | Compile
(
FMaterialCompiler* Compiler, |
Create the new shader code chunk needed for the Abs expression |
   |
bool | GenerateHLSLExpression
(
FMaterialHLSLGenerator& Generator, |
|
   |
void | GetCaption
(
TArray< FString >& OutCaptions |
Returns the text to display on the material expression (in the material editor). |
  |
void | GetExpressionToolTip
(
TArray< FString >& OutToolTip |
Get a tooltip for the expression itself. |
   |
FName | GetInputName
(
int32 InputIndex |
|
  |
uint32 | GetInputType
(
int32 InputIndex |
|
   |
bool | IsInputConnectionRequired
(
int32 InputIndex |
|
  |
bool | IsResultMaterialAttributes
(
int32 OutputIndex |
Marks certain expression types as outputting material attributes. |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |
  |
void | PostLoad () |
Do any object-specific cleanup required immediately after loading an object. |