75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
// Fill out your copyright notice in the Description page of Project Settings.
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#pragma once
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#include "CoreMinimal.h"
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#include "GameFramework/Actor.h"
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// FDeformComputeShader.h 假定包含了 FDeformationCSDispatchParams 结构
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#include "FDeformComputeShader.h"
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#include "IronBlock.generated.h"
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class UTextureRenderTarget2D;
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class UMaterialInstanceDynamic;
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class UStaticMeshComponent;
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UCLASS()
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class BLADESMITH_API AIronBlock : public AActor
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{
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GENERATED_BODY()
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public:
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UPROPERTY()
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UStaticMeshComponent* StaticMeshComp;
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/* 变形表现基础材质 */
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UPROPERTY(EditAnywhere)
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UMaterial* DeformBaseMat;
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/* 变形冲击计算材质 */
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UPROPERTY(EditAnywhere)
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UMaterial* DeformCalMat;
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/* 冲击力系数 */
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UPROPERTY(EditAnywhere)
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float ImpactForce;
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/* 冲击力范围 */
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UPROPERTY(EditAnywhere)
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float ImpactAffectRange;
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/* 冲击计算RT贴图大小 */
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UPROPERTY(EditAnywhere)
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float TexSize;
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public:
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// Sets default values for this actor's properties
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AIronBlock();
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UFUNCTION(BlueprintCallable)
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void OnHammerHit(const FHitResult& HitResult);
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protected:
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// Called when the game starts or when spawned
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virtual void BeginPlay() override;
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virtual void PostInitProperties();
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/** 初始化两个渲染目标和它们的初始数据 */
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void InitializePositionTexture();
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/** 创建一个配置好用于变形计算的 RenderTarget */
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UTextureRenderTarget2D* CreateDeformRT(const FString& RTName, int32 Size);
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/** 设置动态材质实例和参数 */
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void SetupDeformationMaterial(UTexture2D* OrigTex);
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private:
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/** * 双缓冲纹理索引
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* 0: 读 RT0, 写 RT1
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* 1: 读 RT1, 写 RT0
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*/
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int32 CurrentTextureIndex = 0;
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/** 应用于网格的动态材质实例 */
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UMaterialInstanceDynamic* DynMaterial;
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/** 用于Ping-Pong缓冲的渲染目标 A */
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UTextureRenderTarget2D* PositionRenderTarget0;
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/** 用于Ping-Pong缓冲的渲染目标 B */
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UTextureRenderTarget2D* PositionRenderTarget1;
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/** 应用于网格的动态材质实例 */
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UMaterialInstanceDynamic* DynCalMaterial;
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public:
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// Called every frame
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virtual void Tick(float DeltaTime) override;
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}; |