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Unreal Engine C++ API Reference > Runtime > Engine > Materials
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UMaterialExpression
- UMaterialExpressionSpeedTree
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionSpeedTree.h |
| Include | #include "Materials/MaterialExpressionSpeedTree.h" |
Syntax
class UMaterialExpressionSpeedTree : public UMaterialExpression
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
bool | bAccurateWindVelocities | |
 |
float | BillboardThreshold | |
 |
FExpressionInput | ExtraBendWS | |
 |
FExpressionInput | GeometryInput | |
 |
TEnumAsByte< enum ESpeedTreeGeometryType > | GeometryType | |
 |
FExpressionInput | LODInput | |
 |
TEnumAsByte< enum ESpeedTreeLODType > | LODType | |
 |
FExpressionInput | WindInput | |
 |
TEnumAsByte< enum ESpeedTreeWindType > | WindType |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UMaterialExpressionSpeedTree
(
const FObjectInitializer& ObjectInitializer |
Overridden from UMaterialExpression
| Type | Name | Description | |
|---|---|---|---|
  |
int32 | Compile
(
FMaterialCompiler* Compiler, |
Create the new shader code chunk needed for the Abs expression |
   |
void | GetCaption
(
TArray< FString >& OutCaptions |
Returns the text to display on the material expression (in the material editor). |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
   |
bool | CanEditChange
(
const FProperty* InProperty |
Called by the editor to query whether a property of this object is allowed to be modified. |
  |
void | Serialize
(
FStructuredArchive::FRecord Record |
Handles reading, writing, and reference collecting using FArchive. |