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root/radiance/ray/src/common/rtmath.h
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Comparing ray/src/common/rtmath.h (file contents):
Revision 3.4 by greg, Sat May 31 19:38:36 2008 UTC vs.
Revision 3.8 by greg, Sat Aug 3 17:53:46 2013 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 33 | Line 32 | typedef struct {
32   #define  PI             3.14159265358979323846
33   #endif
34   #endif
35 +                                        /* defined in tcos.c */
36 + extern double   tcos(double x);
37 + extern double   atan2a(double y, double x);
38  
39 < #ifdef  FASTMATH
39 > #ifdef  __FAST_MATH__
40   #define  tcos                   cos
41   #define  tsin                   sin
42   #define  ttan                   tan
# Line 43 | Line 45 | typedef struct {
45   #define  tsin(x)                tcos((x)-(PI/2.))
46   #define  ttan(x)                (tsin(x)/tcos(x))
47   #endif
48 <                                        /* defined in tcos.c */
49 < extern double   tcos(double x);
48 >
49 > #ifdef _WIN32
50 > extern double   erf(double x);
51 > extern double   erfc(double x);
52 > #endif
53                                          /* defined in xf.c */
54   extern int      xf(XF *ret, int ac, char *av[]);
55   extern int      invxf(XF *ret, int ac, char *av[]);

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