src/meta/targa.h

/* RCSid: $Id$ */
/*
 *  tardev.h - header file for reading and writing Targa format files.
 *
 *      8/25/88
 */
                        /* header structure adapted from tardev.h */
struct hdStruct {
        char textSize;                  /* size of info. line ( < 256) */
        char mapType;                   /* color map type */
        char dataType;                  /* data type */
        int  mapOrig;                   /* first color index */
        int  mapLength;                 /* length of file map */
        char CMapBits;                  /* bits per map entry */
        int  XOffset;                   /* picture offset */
        int  YOffset;
        int  x;                         /* picture size */
        int  y;
        int  dataBits;                  /* bits per pixel */
        int  imType;                    /* image descriptor byte */
};

#define  IM_NODATA      0               /* no data included */
#define  IM_CMAP        1               /* color-mapped */
#define  IM_RGB         2               /* straight RGB */
#define  IM_MONO        3               /* straight monochrome */
#define  IM_CCMAP       9               /* compressed color-mapped */
#define  IM_CRGB        10              /* compressed RGB */
#define  IM_CMONO       11              /* compressed monochrome */

                                /* color map types */
#define  CM_NOMAP       0               /* no color map */
#define  CM_HASMAP      1               /* has color map */

#define  bits_bytes(n)  (((n)+7)>>3)    /* number of bits to number of bytes */
Revision:	1.1
Committed:	Sat Feb 22 02:07:26 2003 UTC (22 years, 8 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R5
Log Message:	Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
#	Content
1	/* RCSid: $Id$ */
2	/*
3	* tardev.h - header file for reading and writing Targa format files.
4	*
5	* 8/25/88
6	*/
7	/* header structure adapted from tardev.h */
8	struct hdStruct {
9	char textSize; /* size of info. line ( < 256) */
10	char mapType; /* color map type */
11	char dataType; /* data type */
12	int mapOrig; /* first color index */
13	int mapLength; /* length of file map */
14	char CMapBits; /* bits per map entry */
15	int XOffset; /* picture offset */
16	int YOffset;
17	int x; /* picture size */
18	int y;
19	int dataBits; /* bits per pixel */
20	int imType; /* image descriptor byte */
21	};
22
23	#define IM_NODATA 0 /* no data included */
24	#define IM_CMAP 1 /* color-mapped */
25	#define IM_RGB 2 /* straight RGB */
26	#define IM_MONO 3 /* straight monochrome */
27	#define IM_CCMAP 9 /* compressed color-mapped */
28	#define IM_CRGB 10 /* compressed RGB */
29	#define IM_CMONO 11 /* compressed monochrome */
30
31	/* color map types */
32	#define CM_NOMAP 0 /* no color map */
33	#define CM_HASMAP 1 /* has color map */
34
35	#define bits_bytes(n) (((n)+7)>>3) /* number of bits to number of bytes */