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Minor fix for zooming

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It's weird that when you Scroll Up, the interactive shell zooms out.

So to fix this replace factor -> 1/factor .
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Paras Sharma 2021-07-14 13:56:20 +05:30 • committed by GitHub
parent 17d7f0b6f0
commit 4940ccac7d
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manimlib/scene/scene.py
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@ -570,7 +570,7 @@ class Scene(object):
frame = self.camera.frame frame = self.camera.frame
if self.window.is_key_pressed(ord("z")): if self.window.is_key_pressed(ord("z")):
factor = 1 + np.arctan(10 * offset[1]) factor = 1 + np.arctan(10 * offset[1])
frame.scale(factor, about_point=point) frame.scale(1/factor, about_point=point)
else: else:
transform = frame.get_inverse_camera_rotation_matrix() transform = frame.get_inverse_camera_rotation_matrix()
shift = np.dot(np.transpose(transform), offset) shift = np.dot(np.transpose(transform), offset)