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root/Development/ray/src/common/xf.c

Comparing ray/src/common/xf.c (file contents):
Revision 2.8 by greg, Thu Apr 2 20:44:15 2020 UTC vs.
Revision 2.9 by greg, Mon Jun 23 15:11:04 2025 UTC

#	Line 17 | Line 17 | static const char      RCSid[] = "$Id$";
17
18
19		int
20	+	isxfopt(char *p)        /* check whether option begins transform */
21	+	{
22	+	if (*p++ != '-')
23	+	return(0);
24	+
25	+	if ((p[0] == 't') | (p[0] == 's') | (p[0] == 'i') &&
26	+	!p[1])
27	+	return(1);
28	+
29	+	if ((p[0] == 'r') | (p[0] == 'm') &&
30	+	('x' <= p[1]) & (p[1] <= 'z') &&
31	+	!p[2])
32	+	return(1);
33	+
34	+	return(0);
35	+	}
36	+
37	+
38	+	int
39		xf(XF *ret, int ac, char *av[])         /* get transform specification */
40		{
41		MAT4  xfmat, m4;

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