Copy irrlichtmt to <root>/irr/

irr/src/CImageLoaderTGA.h

@@ -0,0 +1,66 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#pragma once
+
+#include "IImageLoader.h"
+
+namespace irr
+{
+namespace video
+{
+
+// byte-align structures
+#include "irrpack.h"
+
+// these structs are also used in the TGA writer
+struct STGAHeader
+{
+	u8 IdLength;
+	u8 ColorMapType;
+	u8 ImageType;
+	u8 FirstEntryIndex[2];
+	u16 ColorMapLength;
+	u8 ColorMapEntrySize;
+	u8 XOrigin[2];
+	u8 YOrigin[2];
+	u16 ImageWidth;
+	u16 ImageHeight;
+	u8 PixelDepth;
+	u8 ImageDescriptor;
+} PACK_STRUCT;
+
+struct STGAFooter
+{
+	u32 ExtensionOffset;
+	u32 DeveloperOffset;
+	c8 Signature[18];
+} PACK_STRUCT;
+
+// Default alignment
+#include "irrunpack.h"
+
+/*!
+	Surface Loader for targa images
+*/
+class CImageLoaderTGA : public IImageLoader
+{
+public:
+	//! returns true if the file maybe is able to be loaded by this class
+	//! based on the file extension (e.g. ".tga")
+	bool isALoadableFileExtension(const io::path &filename) const override;
+
+	//! returns true if the file maybe is able to be loaded by this class
+	bool isALoadableFileFormat(io::IReadFile *file) const override;
+
+	//! creates a surface from the file
+	IImage *loadImage(io::IReadFile *file) const override;
+
+private:
+	//! loads a compressed tga. Was written and sent in by Jon Pry, thank you very much!
+	u8 *loadCompressedImage(io::IReadFile *file, const STGAHeader &header) const;
+};
+
+} // end namespace video
+} // end namespace irr