SlateUpdatableTexture.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
 
class FRenderResource;
class FSlateShaderResource;
struct FSlateTextureData;
 
class FSlateUpdatableTexture
{
public:
    virtual ~FSlateUpdatableTexture() {}
 
    virtual FSlateShaderResource* GetSlateResource() = 0;
 
    virtual FRenderResource* GetRenderResource() {return nullptr;}
 
    virtual void Cleanup() = 0;
 
    virtual void ResizeTexture( uint32 Width, uint32 Height ) = 0;
 
    virtual void UpdateTexture(const TArray<uint8>& Bytes) = 0;
 
    virtual void UpdateTextureThreadSafe(const TArray<uint8>& Bytes) = 0;
    
    virtual void UpdateTextureThreadSafeRaw(uint32 Width, uint32 Height, const void* Buffer, const FIntRect& Dirty = FIntRect()) = 0;
 
    virtual void UpdateTextureThreadSafeWithTextureData(FSlateTextureData* TextureData) = 0;
 
 
    virtual void UpdateTextureThreadSafeWithKeyedTextureHandle(void* TextureHandle, int KeyLockVal, int KeyUnlockVal, const FIntRect& Dirty = FIntRect()) = 0;
};