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Unreal Engine C++ API Reference > Runtime > Engine > Materials
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UMaterialExpression
- UMaterialExpressionDistanceFieldApproxAO
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/Materials/MaterialExpressionDistanceFieldApproxAO.h |
| Include | #include "Materials/MaterialExpressionDistanceFieldApproxAO.h" |
Syntax
UCLASS ()
class UMaterialExpressionDistanceFieldApproxAO : public UMaterialExpression
Variables
| Type | Name | Description | |
|---|---|---|---|
   |
FExpressionInput | BaseDistance | |
   |
float | BaseDistanceDefault | Only used if BaseDistance is not hooked up |
   |
FExpressionInput | Normal | |
   |
uint32 | NumSteps | |
   |
FExpressionInput | Position | |
   |
FExpressionInput | Radius | |
   |
float | RadiusDefault | Only used if Radius is not hooked up |
    |
float | StepScaleDefault | |
   |
EPositionOrigin | WorldPositionOriginType | Defines the reference space for the Position input. |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UMaterialExpressionDistanceFieldApproxAO
(
const FObjectInitializer& ObjectInitializer |
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). |
   |
FName | GetInputName
(
int32 InputIndex |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |