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gendefs.beebe
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1993-08-06
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4KB
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120 lines
/* -*-C-*- gendefs.h */
/*-->gendefs*/
/* bug in PIXROUND fixed rz 08-mar-90 */
/**********************************************************************/
/****************************** gendefs *******************************/
/**********************************************************************/
/**********************************************************************/
/************************ General Definitions ***********************/
/**********************************************************************/
/***********************************************************************
This section should not require modification for either new hosts or new
output devices.
***********************************************************************/
#define ABS(x) ((x) < 0 ? -(x) : (x))
#define DBGOPT(flag) (debug_code & (flag))
#define DBG_PAGE_DUMP 0x0001
#define DBG_CHAR_DUMP 0x0002
#define DBG_POS_CHAR 0x0004
#define DBG_OKAY_OPEN 0x0008
#define DBG_FAIL_OPEN 0x0010
#define DBG_OFF_PAGE 0x0020
#define DBG_FONT_CACHE 0x0040
#define DBG_SET_TEXT 0x0080
#define DEBUG_OPEN(fp,fname,openmode) dbgopen(fp,fname,openmode)
#define DVIFORMAT 2
#define FIRSTPXLCHAR 0
#define FT_GF 0
#define FT_PK 1
#define FT_PXL 2
#define IN(a,b,c) (((a) <= (b)) && ((b) <= (c)))
/* Computer Modern has 128 characters (0..127), but Japanese fonts and
extended European Computer Moderns may have up to 256 (0..255)
characters */
#define LASTPXLCHAR 255
#define MAGSIZE(f) ((UNSIGN32)(1000.0*(f) + 0.5))
#ifdef MAX
#undef MAX
#endif
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define MAXFONTS 32 /* number of fonts per job (HPLJ, Canon A2) */
#define MAXMSG 1024 /* message[] size--big enough for 2 file names*/
#define MAXPAGE 999 /* limit on number of pages in a DVI file */
#define MAXREQUEST 256 /* limit on number of explicit page print
requests */
#define MAXSPECIAL 500 /* limit on \special{} string size; it need not
be larger than TeX's compile-time parameter
buf_siz, which is 500 in Standard TeX-82 */
#define MAXSTR 257 /* DVI file text string size */
#define MAXFORMATS 12 /* number of font file naming formats */
#define MIN_M -500 /* GF character image extents */
#define MAX_M 1500
#define MIN_N -500
#define MAX_N 1500
#ifdef MIN
#undef MIN
#endif
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#if (OS_ATARI | OS_PCDOS | OS_TOPS20)
#define NEWLINE(fp) {(void)putc((char)'\r',fp);(void)putc((char)'\n',fp);}
/* want <CR><LF> for these systems */
#else
#define NEWLINE(fp) (void)putc((char)'\n',fp) /* want bare <LF> */
#endif
#define NPXLCHARS 256
#define ONES ~0 /* a word of all one bits */
#define OUTC(c) (void)putc((char)(c),plotfp)
#define OUTF(fmt,v) (void)fprintf(plotfp,fmt,v)
#define OUTF2(fmt,u,v) (void)fprintf(plotfp,fmt,u,v)
#define OUTF3(fmt,u,v,w) (void)fprintf(plotfp,fmt,u,v,w)
#define OUTS(s) (void)fputs(s,plotfp)
#if CANON_A2
#ifdef CANON_TEST
#define FOUTC(c) (void)putc((char)(c),savefp);
#define FOUTS(s) (void)fputs(s,savefp)
#endif /* CANON_TEST */
#endif
/*
#define PIXROUND(n,c) ((COORDINATE)(((float)(n))*(c) + 0.5))
*/
#define PIXROUND(n,c) (((n) > 0) ? \
(COORDINATE)(((float)(n))*(c) + 0.5) : \
-(COORDINATE)(((float)(-n))*(c) + 0.5))
#undef PXLID
#define PXLID 1001
#define SETBIT(m) img_row[(m-min_m) >> 5] |= img_mask[(m-min_m) & 0x1f]
#define TESTBIT(m) img_row[(m-min_m) >> 5] & img_mask[(m-min_m) & 0x1f]
#if STDRES
#define STDMAG 1000
#else
#define STDMAG 603 /* 1500/(1.2**5) to stay in magstep family */
#endif
#define RESOLUTION (((float)STDMAG)/5.0) /* dots per inch */
#define STACKSIZE 100
#undef USEGLOBALMAG
#define USEGLOBALMAG 1 /* allow dvi global magnification */
#define VISIBLE(t) ((t->wp > 0) && (t->hp > 0))
/* true if both pixel height and width are non-zero */