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root/radiance/ray/src/common/view.h
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Comparing ray/src/common/view.h (file contents):
Revision 2.19 by greg, Wed Jan 24 03:34:15 2018 UTC vs.
Revision 2.20 by greg, Fri Apr 27 05:00:29 2018 UTC

# Line 51 | Line 51 | extern VIEW  stdview;
51   #define  VIEWSTR        "VIEW="
52   #define  VIEWSTRL       5
53  
54 +                                /* return values/flags for viewloc() */
55 + #define VL_BAD          0               /* illegal position (i.e. origin) */
56 + #define VL_GOOD         0x1             /* result is valid */
57 + #define VL_BEHIND       0x2             /* world point is behind fore plane */
58 + #define VL_OUTSIDE      0x4             /* world point is outside frustum */
59 + #define VL_BEYOND       0x8             /* point is beyond aft clipping plane */
60  
61   extern char     *setview(VIEW *v);
62   extern void     normaspect(double va, double *ap, int *xp, int *yp);

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