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API > API/Runtime > API/Runtime/Engine
Inheritance Hierarchy
- FNode
- FOwnedNode
- FExpression
- FExpressionParameter
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/MaterialHLSLTree.h |
| Include | #include "MaterialHLSLTree.h" |
Syntax
class FExpressionParameter : public UE::HLSLTree::FExpression
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
FGuid | ExternalTextureGuid | |
 |
FMaterialParameterInfo | ParameterInfo | |
 |
FMaterialParameterMetadata | ParameterMeta | |
 |
EMaterialSamplerType | TextureSamplerType |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
FExpressionParameter
(
const FMaterialParameterInfo& InParameterInfo, |
Overridden from FExpression
| Type | Name | Description | |
|---|---|---|---|
   |
void | ComputeAnalyticDerivatives
(
FTree& Tree, |
Create new expressions representing DDX/DDY of this expression |
   |
bool | EmitCustomHLSLParameter
(
FEmitContext& Context, |
Allows custom objects to be passed to custom HLSL functions. |
   |
bool | EmitValueObject
(
FEmitContext& Context, |
Emit an object. The given 'ObjectTypeName' determines the C++ type pointed to by OutObjectBase |
   |
void | EmitValuePreshader
(
FEmitContext& Context, |
Emit Preshader code representing this expression |
   |
void | EmitValueShader
(
FEmitContext& Context, |
Emit HLSL shader code representing this expression |
   |
bool | PrepareValue
(
FEmitContext& Context, |
Computes a FPreparedType for this expression, given a FRequestedType. |