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Comparing ray/src/common/view.h (file contents):
Revision 2.21 by greg, Fri Dec 3 18:10:48 2021 UTC vs.
Revision 2.23 by greg, Tue Jun 3 21:31:51 2025 UTC

# Line 58 | Line 58 | extern VIEW  stdview;
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     *progname;              /* global argv[0] */
62 + extern char     *fixargv0(char *arg0);
63   extern char     *setview(VIEW *v);
64 + extern char     *cropview(VIEW *v, double x0, double y0, double x1, double y1);
65   extern void     normaspect(double va, double *ap, int *xp, int *yp);
66   extern double   viewray(FVECT orig, FVECT direc, VIEW *v, double x, double y);
67   extern int      jitteraperture(FVECT orig, FVECT direc, VIEW *v, double dia);

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