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root/Development/ray/src/common/rtmath.h

Comparing ray/src/common/rtmath.h (file contents):
Revision 3.7 by greg, Sat Jun 29 15:46:02 2013 UTC vs.
Revision 3.15 by greg, Mon Dec 13 21:05:00 2021 UTC

#	Line 14 | Line 14
14		#ifdef __cplusplus
15		extern "C" {
16		#endif
17	–
17		/* regular transformation */
18		typedef struct {
19		MAT4  xfm;                              /* transform matrix */
#	Line 42 | Line 41 | extern double  atan2a(double y, double x);
41		#define  tsin                   sin
42		#define  ttan                   tan
43		#else
44	<	/* table-based cosine approximation */
44	>	/* table-based approx in tcos.c */
45		#define  tsin(x)                tcos((x)-(PI/2.))
46		#define  ttan(x)                (tsin(x)/tcos(x))
47		#endif
#	Line 62 | Line 61 | extern double  fdir2diff(int32 dc1, FVECT v2);
61		}
62		#endif
63		#endif /* _RAD_RTMATH_H_ */
65	–

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