universe.py 文件源码

python
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项目:phoebe2 作者: phoebe-project 项目源码 文件源码
def process_coords_for_computations(self, coords_for_computations, t):
        """
        """
        if self._teffext:
            return coords_for_computations

        x, y, z, r = coords_for_computations[:,0], coords_for_computations[:,1], coords_for_computations[:,2], np.sqrt((coords_for_computations**2).sum(axis=1))
        theta = np.arccos(z/r)
        phi = np.arctan2(y, x)

        xi_r = self._radamp * Y(self._m, self._l, theta, phi) * np.exp(-1j*2*np.pi*self._freq*t)
        xi_t = self._tanamp * self.dYdtheta(self._m, self._l, theta, phi) * np.exp(-1j*2*np.pi*self._freq*t)
        xi_p = self._tanamp/np.sin(theta) * self.dYdphi(self._m, self._l, theta, phi) * np.exp(-1j*2*np.pi*self._freq*t)

        new_coords = np.zeros(coords_for_computations.shape)
        new_coords[:,0] = coords_for_computations[:,0] + xi_r * np.sin(theta) * np.cos(phi)
        new_coords[:,1] = coords_for_computations[:,1] + xi_r * np.sin(theta) * np.sin(phi)
        new_coords[:,2] = coords_for_computations[:,2] + xi_r * np.cos(theta)

        return new_coords
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