| # | Line 91 | Line 91 | extern char *progname; | |
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| 91 | /* get theta value in degrees [0,180) range */ | |
| 92 | #define get_theta180(v) ((180./M_PI)*acos((v)[2])) | |
| 93 | /* get phi value in degrees, [0,360) range */ | |
| 94 | < | #define get_phi360(v) ((180./M_PI)*atan2((v)[1],(v)[0]) + 180.) |
| 94 | > | #define get_phi360(v) ((180./M_PI)*atan2((v)[1],(v)[0]) + 360.*((v)[1]<0)) |
| 95 | ||
| 96 | /* our loaded grid for this incident angle */ | |
| 97 | extern double theta_in_deg, phi_in_deg; | |
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