imrgb5.h

《3D游戏引擎设计》的源码

#ifndef IMRGB5_H
#define IMRGB5_H

#include "imagbase.h"
#include "imagfile.h"

class mgcImageRGB5 : public mgcImage
{
// object information
public:
	// image creation
	mgcImageRGB5 ();
	mgcImageRGB5 (int _dimensions, const int* initial);
	mgcImageRGB5 (int _dimensions, int initial_all);
	mgcImageRGB5 (int _dimensions, int initial0, int initial1, ...);
	mgcImageRGB5 (const mgcImage& image);
	mgcImageRGB5 (const mgcLattice& lattice);

	// image file access
	mgcImageRGB5 (char* fname);
	mgcImage& Load (char* fname, int trgt = -1);
	mgcImage& Save (char* fname, int trgt = -1);
	mgcImage& SaveAs (char* fname, int ff, int trgt = -1);

	// element access
	unsigned short* operator() () { return (unsigned short*)data; }
	unsigned short& operator[] (int i) const
		{ return *(unsigned short*)(data+size*i); }
	unsigned short& operator() (int x) const
		{ return *(unsigned short*)(data+size*x); }
	unsigned short& operator() (int x, int y) const
		{ return *(unsigned short*)(data+size*Index(x,y)); }
	unsigned short& operator() (int x, int y, int z) const
		{ return *(unsigned short*)(data+size*Index(x,y,z)); }
	unsigned short& operator() (int x, int y, int z, int w) const
		{ return *(unsigned short*)(data+size*Index(x,y,z,w)); }
	unsigned short& operator() (const mgcCoordinate& coordinate) const
		{ return *(unsigned short*)(data+size*Index(coordinate)); }

	// assignments and comparisons
	mgcImageRGB5& operator= (const mgcImageRGB5& image);
	mgcImageRGB5& operator= (const mgcImage& image);
	mgcImageRGB5& operator= (unsigned short value);
	int operator== (const mgcImage& image);
	int operator== (unsigned short value);
	int operator!= (const mgcImage& image)  { return !( *this == image ); }
	int operator!= (unsigned short value)  { return !( *this == value ); }

// error handling
public:
	static int verbose;
	static unsigned error;
	static void Report (ostream& ostr);
private:
	static const unsigned zero_dimension;
	static const unsigned invalid_dimension;
	static const unsigned null_pixel_pointer;
	static const unsigned get_data_failed;
	static const unsigned put_data_failed;
	static const unsigned load_failed;
	static const unsigned save_failed;
	static const char* message[7];
	static int Number (unsigned single_error);
	static void Report (unsigned single_error);
};

#endif