SGVec3d nup = normalize(world_up);
_sun_angle = acos( dot( nup, nsun ) );
- double signnedPI = (_sun_angle < 0.0) ? -SGD_PI : SGD_PI;
- _sun_angle = fmod(_sun_angle+signnedPI, SGD_2PI) - signnedPI;
+ double signedPI = (_sun_angle < 0.0) ? -SGD_PI : SGD_PI;
+ _sun_angle = fmod(_sun_angle+signedPI, SGD_2PI) - signedPI;
SG_LOG( SG_EVENT, SG_DEBUG, "sun angle relative to current location = "
<< get_sun_angle() );