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git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6255 dfc29bdd-3216-0410-991c-e03cc46cb475
82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef IRR_C_IMAGE_LOADER_TGA_H_INCLUDED
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#define IRR_C_IMAGE_LOADER_TGA_H_INCLUDED
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#include "IrrCompileConfig.h"
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#include "IImageLoader.h"
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namespace irr
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{
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namespace video
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{
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#if defined(_IRR_COMPILE_WITH_TGA_LOADER_) || defined(_IRR_COMPILE_WITH_TGA_WRITER_)
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// byte-align structures
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#include "irrpack.h"
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// these structs are also used in the TGA writer
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struct STGAHeader{
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u8 IdLength;
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u8 ColorMapType;
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u8 ImageType;
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u8 FirstEntryIndex[2];
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u16 ColorMapLength;
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u8 ColorMapEntrySize;
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u8 XOrigin[2];
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u8 YOrigin[2];
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u16 ImageWidth;
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u16 ImageHeight;
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u8 PixelDepth;
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u8 ImageDescriptor;
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} PACK_STRUCT;
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struct STGAFooter
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{
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u32 ExtensionOffset;
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u32 DeveloperOffset;
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c8 Signature[18];
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} PACK_STRUCT;
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// Default alignment
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#include "irrunpack.h"
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#endif // compiled with loader or reader
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#ifdef _IRR_COMPILE_WITH_TGA_LOADER_
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/*!
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Surface Loader for targa images
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*/
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class CImageLoaderTGA : public IImageLoader
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{
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public:
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//! returns true if the file maybe is able to be loaded by this class
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//! based on the file extension (e.g. ".tga")
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virtual bool isALoadableFileExtension(const io::path& filename) const IRR_OVERRIDE;
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//! returns true if the file maybe is able to be loaded by this class
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virtual bool isALoadableFileFormat(io::IReadFile* file) const IRR_OVERRIDE;
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//! creates a surface from the file
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virtual IImage* loadImage(io::IReadFile* file) const IRR_OVERRIDE;
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private:
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//! loads a compressed tga. Was written and sent in by Jon Pry, thank you very much!
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u8* loadCompressedImage(io::IReadFile *file, const STGAHeader& header) const;
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};
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#endif // compiled with loader
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} // end namespace video
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} // end namespace irr
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#endif
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