Files
UnrealEngine/Engine/Plugins/Mutable/Source/MutableTools/Private/MuT/ASTOpImageBlankLayout.h
2025-05-18 13:04:45 +08:00

56 lines
1.4 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "HAL/PlatformMath.h"
#include "MuR/Image.h"
#include "MuR/MutableMath.h"
#include "MuR/Operations.h"
#include "MuR/Ptr.h"
#include "MuT/AST.h"
namespace mu
{
struct FProgram;
class ASTOpImageBlankLayout final : public ASTOp
{
public:
ASTChild Layout;
/** Size of a layout block in pixels. */
UE::Math::TIntVector2<uint16> BlockSize;
EImageFormat Format = EImageFormat::None;
/** If true, generate mipmaps. */
uint8 GenerateMipmaps = 0;
/** Mipmaps to generate if mipmaps are to be generated. 0 means all. */
uint8 MipmapCount = 0;
public:
ASTOpImageBlankLayout();
ASTOpImageBlankLayout(const ASTOpImageBlankLayout&) = delete;
~ASTOpImageBlankLayout();
virtual EOpType GetOpType() const override { return EOpType::IM_BLANKLAYOUT; }
virtual uint64 Hash() const override;
virtual bool IsEqual(const ASTOp&) const override;
virtual Ptr<ASTOp> Clone(MapChildFuncRef ) const override;
virtual void ForEachChild(const TFunctionRef<void(ASTChild&)>) override;
virtual void Link(FProgram&, FLinkerOptions*) override;
virtual FImageDesc GetImageDesc(bool bReturnBestOption, FGetImageDescContext*) const override;
virtual Ptr<ImageSizeExpression> GetImageSizeExpression() const override;
virtual void GetLayoutBlockSize(int* OutBlockX, int* OutBlockY) override;
virtual bool IsImagePlainConstant(FVector4f& colour) const override;
};
}