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Beginning transform KA article, many small fixes to the mobject refactor

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This commit is contained in:
Grant Sanderson
2015-11-02 19:09:55 -08:00
parent d294d0f951
commit ac930952f1
17 changed files with 310 additions and 55 deletions
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15
mobject/mobject.py
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@ -104,6 +104,8 @@ class Mobject(object):
os.path.join(MOVIE_DIR, (name or str(self)) + ".png")
)
def copy(self):
return deepcopy(self)
#### Fundamental operations ######
@ -226,7 +228,7 @@ class Mobject(object):
"""
target_point = np.sign(direction) * (SPACE_WIDTH, SPACE_HEIGHT, 0)
anchor_point = self.get_critical_point(direction)
self.shift(target - anchor_point - buff * np.array(direction))
self.shift(target_point - anchor_point - buff * np.array(direction))
return self
def to_corner(self, corner = LEFT+DOWN, buff = DEFAULT_MOBJECT_TO_EDGE_BUFFER):
@ -437,16 +439,7 @@ class Mobject(object):
else:
larger, smaller = mobject1, mobject2
for sub_mob in larger.sub_mobjects[-diff:]:
center = sub_mob.get_center()
point_distances = np.apply_along_axis(
lambda p : np.linalg.norm(p - center),
1, larger.points
)
index = np.argmin(point_distances)
smaller.add(Point(
smaller.points[index],
color = Color(rgb = smaller.rgbs[index])
))
smaller.add(Point(sub_mob.get_center()))
for m1, m2 in zip(mobject1.sub_mobjects, mobject2.sub_mobjects):
Mobject.align_data(m1, m2)