|
Last change
on this file since 14805 was 14805, checked in by neise, 12 years ago |
|
initial commit
|
-
Property svn:executable
set to
*
|
|
File size:
298 bytes
|
| Line | |
|---|
| 1 | import numpy as np
|
|---|
| 2 |
|
|---|
| 3 | def length( v ):
|
|---|
| 4 | return np.sqrt(np.dot(v,v))
|
|---|
| 5 |
|
|---|
| 6 | def uv_to_dir( u,v):
|
|---|
| 7 | dir = np.array([u, v, np.sqrt(1-u**2-v**2) ])
|
|---|
| 8 | return dir
|
|---|
| 9 |
|
|---|
| 10 | def uv_to_theta_phi( u,v ):
|
|---|
| 11 | x,y,z = uv_to_dir(u,v).tolist()
|
|---|
| 12 | theta = np.arccos(z)
|
|---|
| 13 | phi = np.arctan2(y,x)
|
|---|
| 14 | return theta, phi
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
