ENH: initialize AffineTransform to identity when no args are provided

2026-06-28 22:37:50 +08:00 · 2012-08-17 17:55:26 -04:00
parent 90e61e22ae
commit d0870c6d68
1 changed files with 5 additions and 0 deletions
@@ -297,6 +297,11 @@ class AffineTransform(ProjectiveTransform):
                [                      0,                                 0, 1]
            ])
            self._matrix[0:2, 2] = translation
+        else:
+            # -- Default to an identity transform
+            self._matrix = np.asarray(
+                    [[1, 0, 0], [0, 1, 0], [0, 0, 0]],
+                    dtype='float64')

    @property
    def scale(self):