comparison: geometry.py
geometry.py
- changeset 92
- b8d72909d593
- parent 90
- 6ae063fd27dc
- child 103
- 662de6b8cfc2
equal
deleted
inserted
replaced
| 91:c71a7d863c2e | 92:b8d72909d593 |
|---|---|
| 323 def __mul__(self, scalar): | 323 def __mul__(self, scalar): |
| 324 return Matrix3x3([ | 324 return Matrix3x3([ |
| 325 x * scalar | 325 x * scalar |
| 326 for x in self.values | 326 for x in self.values |
| 327 ]) | 327 ]) |
| 328 def is_mirrored(self): | |
| 329 return self.determinant() < 0 | |
| 328 | 330 |
| 329 def complete_matrix(matrix, anchor): | 331 def complete_matrix(matrix, anchor): |
| 330 ''' | 332 ''' |
| 331 Combines a 3×3 matrix and an anchor vertex into a full 4×4 | 333 Combines a 3×3 matrix and an anchor vertex into a full 4×4 |
| 332 transformation matrix. | 334 transformation matrix. |
