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root/Development/ray/src/px/pcond.h

Comparing ray/src/px/pcond.h (file contents):
Revision 3.3 by greg, Fri Oct 11 10:46:59 1996 UTC vs.
Revision 3.4 by greg, Thu Jan 9 13:56:26 1997 UTC

#	Line 65 | Line 65 | extern short   fvxr, fvyr;             /* foveal image resolution *
65
66		#define fovscan(y)      (fovimg+(y)*fvxr)
67
68	<	extern int      bwhist[HISTRES];        /* luminance histogram */
69	<	extern long     histot;                 /* total count of histogram */
68	>	extern float    bwhist[HISTRES];        /* luminance histogram */
69	>	extern double   histot;                 /* total count of histogram */
70		extern double   bwmin, bwmax;           /* histogram limits */
71		extern double   bwavg;                  /* mean brightness */
72
73	<	#define bwhc(B)         bwhist[(int)(HISTRES*((B)-bwmin)/(bwmax-bwmin))]
73	>	#define bwhi(B)         (int)(HISTRES*((B)-bwmin)/(bwmax-bwmin))
74
75		extern RGBPRIMP inprims;                /* input primaries */
76		extern COLORMAT inrgb2xyz;              /* convert input RGB to XYZ */

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