MaterialExpressionSamplePhysicsField.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "MaterialExpressionIO.h"
#include "Materials/MaterialExpression.h"
#include "Field/FieldSystemTypes.h"
#include "MaterialExpressionSamplePhysicsField.generated.h"
 
UCLASS()
class UMaterialExpressionSamplePhysicsVectorField : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to current world position if not specified"))
    FExpressionInput WorldPosition;
 
    UPROPERTY(EditAnywhere, Category = MaterialExpressionSamplePhysicsVectorField)
    EPositionOrigin WorldPositionOriginType = EPositionOrigin::Absolute;
 
    UPROPERTY(EditAnywhere, Category = "Field Setup", meta = (DisplayName = "Target Type", ShowAsInputPin = "Advanced"))
    TEnumAsByte<EFieldVectorType> FieldTarget;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual FName GetInputName(int32 InputIndex) const override;
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
 
#endif
    //~ End UMaterialExpression Interface
};
 
UCLASS()
class UMaterialExpressionSamplePhysicsScalarField : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to current world position if not specified"))
    FExpressionInput WorldPosition;
 
    UPROPERTY(EditAnywhere, Category = MaterialExpressionSamplePhysicsScalarField)
    EPositionOrigin WorldPositionOriginType = EPositionOrigin::Absolute;
 
    UPROPERTY(EditAnywhere, Category = "Field Setup", meta = (DisplayName = "Target Type", ShowAsInputPin = "Advanced"))
    TEnumAsByte<EFieldScalarType> FieldTarget = EFieldScalarType::Scalar_DynamicConstraint;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual FName GetInputName(int32 InputIndex) const override;
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
 
#endif
    //~ End UMaterialExpression Interface
};
 
UCLASS()
class UMaterialExpressionSamplePhysicsIntegerField : public UMaterialExpression
{
    GENERATED_BODY()
 
public:
 
    UPROPERTY(meta = (RequiredInput = "false", ToolTip = "Defaults to current world position if not specified"))
    FExpressionInput WorldPosition;
 
    UPROPERTY(EditAnywhere, Category = MaterialExpressionSamplePhysicsIntegerField)
    EPositionOrigin WorldPositionOriginType = EPositionOrigin::Absolute;
 
    UPROPERTY(EditAnywhere, Category = "Field Setup", meta = (DisplayName = "Target Type", ShowAsInputPin = "Advanced"))
    TEnumAsByte<EFieldIntegerType> FieldTarget = EFieldIntegerType::Integer_DynamicState;
 
    //~ Begin UMaterialExpression Interface
#if WITH_EDITOR
    virtual FName GetInputName(int32 InputIndex) const override;
    virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent) override;
    virtual int32 Compile(class FMaterialCompiler* Compiler, int32 OutputIndex) override;
    virtual void GetCaption(TArray<FString>& OutCaptions) const override;
 
#endif
    //~ End UMaterialExpression Interface
};