Navigation
API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UMaterialExpression
- UMaterialExpressionSetMaterialAttributes
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/Materials/MaterialExpressionSetMaterialAttributes.h |
| Include | #include "Materials/MaterialExpressionSetMaterialAttributes.h" |
Syntax
UCLASS (CollapseCategories, HideCategories=Object, MinimalAPI)
class UMaterialExpressionSetMaterialAttributes : public UMaterialExpression
Variables
| Type | Name | Description | |
|---|---|---|---|
   |
TArray< FGuid > | AttributeSetTypes | |
  |
TArray< FExpressionInput > | Inputs | |
 |
TArray< FGuid > | PreEditAttributeSetTypes |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UMaterialExpressionSetMaterialAttributes
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
uint64 |
Overridden from UMaterialExpression
| Type | Name | Description | |
|---|---|---|---|
  |
int32 | Compile
(
FMaterialCompiler* Compiler, |
Create the new shader code chunk needed for the Abs expression |
  |
void | GatherSubstrateMaterialInfo
(
FSubstrateMaterialInfo& SubstrateMaterialInfo, |
Recursively parse nodes outputing Substrate material in order to gather all the possible shading models used in a material graph output a Substrate material. |
   |
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. |
  |
FExpressionInput * | Returns the input at index InputIndex if valid, nullptr otherwise. | |
   |
FName | GetInputName
(
int32 InputIndex |
|
  |
TArrayView< FExpressionInput * > | ||
  |
uint32 | GetInputType
(
int32 InputIndex |
|
   |
bool | IsInputConnectionRequired
(
int32 InputIndex |
|
  |
bool | IsResultMaterialAttributes
(
int32 OutputIndex |
Marks certain expression types as outputting material attributes. |
  |
bool | IsResultSubstrateMaterial
(
int32 OutputIndex |
Marks certain expression types as outputting Substrate material. |
  |
FSubstrateOperator * | SubstrateGenerateMaterialTopologyTree
(
FMaterialCompiler* Compiler, |
A starta material is a tree with FrontMateiral being its root and BSDF being leaves, with operators in the middle. |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |
  |
void | PreEditChange
(
FProperty* PropertyAboutToChange |
This is called when a property is about to be modified externally |