# | Line 10 | Line 10 | static char SCCSid[] = "$SunId$ LBL"; | |
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10 | * 8/14/85 | |
11 | */ | |
12 | ||
13 | + | #include <math.h> |
14 | #include "fvect.h" | |
15 | ||
16 | ||
# | Line 120 | Line 121 | spinvector(vres, vorig, vnorm, theta) /* rotate vector | |
121 | FVECT vres, vorig, vnorm; | |
122 | double theta; | |
123 | { | |
123 | – | extern double cos(), sin(); |
124 | double sint, cost, normprod; | |
125 | FVECT vperp; | |
126 | register int i; |
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