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Added is_in_frame method to camera

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Grant Sanderson
2018-05-30 12:01:47 -07:00
parent 1d23a01a3a
commit 49fe36b048
1 changed files with 11 additions and 1 deletions
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12
camera/camera.py
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@ -221,7 +221,6 @@ class Camera(object):
excluded_mobjects
)
mobjects = list_difference_update(mobjects, all_excluded)
if self.use_z_coordinate_for_display_order:
# Should perhaps think about what happens here when include_submobjects is False,
# (for now, the onus is then on the caller to ensure this is handled correctly by
@ -233,6 +232,17 @@ class Camera(object):
else:
return mobjects
def is_in_frame(self, mobject):
fc = self.get_frame_center()
fh = self.get_frame_height()
fw = self.get_frame_width()
return not reduce(op.or_, [
mobject.get_left()[0] < fc[0] - fw,
mobject.get_bottom()[1] > fc[1] + fh,
mobject.get_right()[0] > fc[0] + fw,
mobject.get_top()[1] < fc[1] - fh,
])
def capture_mobject(self, mobject, **kwargs):
return self.capture_mobjects([mobject], **kwargs)