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

63 lines
1.8 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "HAL/Platform.h"
#include "MuR/Image.h"
#include "MuR/Operations.h"
#include "MuR/Ptr.h"
#include "MuR/RefCounted.h"
#include "MuT/AST.h"
namespace mu
{
struct FProgram;
template <class SCALAR> class vec4;
//---------------------------------------------------------------------------------------------
//! A reference to an engine image (or other resources in the future)
//---------------------------------------------------------------------------------------------
class ASTOpReferenceResource final : public ASTOp
{
public:
//! Type of switch
EOpType Type = EOpType::NONE;
/** */
bool bForceLoad = false;
/** Externally provided ID to identify the resource. */
uint32 ID = 0;
/** */
FImageDesc ImageDesc;
/** Source data descriptor. */
FSourceDataDescriptor SourceDataDescriptor;
public:
// Own interface
// ASTOp interface
virtual EOpType GetOpType() const override { return Type; }
virtual void ForEachChild(const TFunctionRef<void(ASTChild&)>) override;
virtual bool IsEqual(const ASTOp& otherUntyped) const override;
virtual Ptr<ASTOp> Clone(MapChildFuncRef mapChild) const override;
virtual uint64 Hash() const override;
virtual void Link(FProgram& program, FLinkerOptions*) override;
virtual FImageDesc GetImageDesc(bool, class FGetImageDescContext*) const override;
virtual void GetBlockLayoutSize(uint64 BlockId, int32* pBlockX, int32* pBlockY, FBlockLayoutSizeCache* cache) override;
virtual void GetLayoutBlockSize(int32* pBlockX, int32* pBlockY) override;
virtual bool GetNonBlackRect(FImageRect& maskUsage) const override;
virtual Ptr<ImageSizeExpression> GetImageSizeExpression() const override;
virtual FSourceDataDescriptor GetSourceDataDescriptor(FGetSourceDataDescriptorContext*) const override;
};
}