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root/radiance/ray/src/px/clrtab.c
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Comparing ray/src/px/clrtab.c (file contents):
Revision 2.3 by greg, Tue Oct 13 11:36:20 1992 UTC vs.
Revision 2.4 by greg, Fri Feb 5 09:45:40 1993 UTC

# Line 1 | Line 1
1 < /* Copyright (c) 1992 Regents of the University of California */
1 > /* Copyright (c) 1993 Regents of the University of California */
2  
3   #ifndef lint
4   static char SCCSid[] = "$SunId$ LBL";
# Line 32 | Line 32 | static int     CLRCUBE[3][2] = {0,NRED,0,NGRN,0,NBLU};
32                                  /* maximum propagated error during dithering */
33   #define MAXERR          20
34                                  /* define CLOSEST to get closest colors */
35 < #define CLOSEST         1
35 > #ifndef CLOSEST
36 > #ifdef SPEED
37 > #if  SPEED > 8
38 > #define CLOSEST         1       /* this step takes a little longer */
39 > #endif
40 > #endif
41 > #endif
42  
43  
44   new_histo()             /* clear our histogram */
# Line 335 | Line 341 | dist(col, r, g, b)             /* find distance from clrtab entry
341   register BYTE   col[3];
342   int     r, g, b;
343   {
344 <        register unsigned       tmp;
344 >        register int    tmp;
345          register unsigned       sum;
346          
347          tmp = col[RED]*NRED/256 - r;

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