Function SphToRec

calc.cpp:831–839

// Transform spherical to rectangular coordinates in x, y, z.

void SphToRec(real r, real azi, real alt, real *rx, real *ry, real *rz)
{
  real rT;

  *rz = r *RSinD(alt);
  rT  = r *RCosD(alt);
  *rx = rT*RCosD(azi);
  *ry = rT*RSinD(azi);
}


// Convert 3D rectangular to spherical coordinates.