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#jira VLN-1183 #rb trivial [FYI] Alexis.Matte #ROBOMERGE-SOURCE: CL 15623903 in //UE5/Release-5.0-EarlyAccess/... #ROBOMERGE-BOT: STARSHIP (Release-5.0-EarlyAccess -> Main) (v777-15581079) [CL 15623925 by julien stjean in ue5-main branch]
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Serialization/Archive.h"
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#pragma pack(push,1)
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struct FTGAFileHeader
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{
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uint8 IdFieldLength;
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uint8 ColorMapType;
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uint8 ImageTypeCode; // 2 for uncompressed RGB format
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uint16 ColorMapOrigin;
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uint16 ColorMapLength;
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uint8 ColorMapEntrySize;
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uint16 XOrigin;
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uint16 YOrigin;
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uint16 Width;
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uint16 Height;
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uint8 BitsPerPixel;
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uint8 ImageDescriptor;
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friend FArchive& operator<<( FArchive& Ar, FTGAFileHeader& H )
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{
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Ar << H.IdFieldLength << H.ColorMapType << H.ImageTypeCode;
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Ar << H.ColorMapOrigin << H.ColorMapLength << H.ColorMapEntrySize;
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Ar << H.XOrigin << H.YOrigin << H.Width << H.Height << H.BitsPerPixel;
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Ar << H.ImageDescriptor;
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return Ar;
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}
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};
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#pragma pack(pop)
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/**
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* This helper allows to decompress TGA data in a pre-allocated memory block.
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* The pixel format is necessarily PF_A8R8G8B8.
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*/
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IMAGEWRAPPER_API bool DecompressTGA_helper( const FTGAFileHeader* TGA, const int64 TGABufferLenght, uint32*& TextureData, const int32 TextureDataSize );
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