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[optimization] skip bezier

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skip bezier if all handles sit on their points
This commit is contained in:
jrkb 2025-05-29 19:29:34 +02:00
parent 8965ab11eb
commit 3ef2ae934d
1 changed files with 4 additions and 0 deletions
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4
butils.py
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@ -94,6 +94,8 @@ def calc_point_on_bezier(bezier_point_1, bezier_point_2, t):
h1 = bezier_point_1.handle_right h1 = bezier_point_1.handle_right
p2 = bezier_point_2.co p2 = bezier_point_2.co
h2 = bezier_point_2.handle_left h2 = bezier_point_2.handle_left
if p1 == h1 and p2 == h2:
return p1 + t * (p2 - p1)
return ( return (
((1 - t) ** 3) * p1 ((1 - t) ** 3) * p1
+ (3 * t * (1 - t) ** 2) * h1 + (3 * t * (1 - t) ** 2) * h1
@ -126,6 +128,8 @@ def calc_tangent_on_bezier(bezier_point_1, bezier_point_2, t):
h1 = bezier_point_1.handle_right h1 = bezier_point_1.handle_right
p2 = bezier_point_2.co p2 = bezier_point_2.co
h2 = bezier_point_2.handle_left h2 = bezier_point_2.handle_left
if p1 == h1 and p2 == h2:
return (p2 - p1).normalized()
return ( return (
(-3 * (1 - t) ** 2) * p1 (-3 * (1 - t) ** 2) * p1
+ (-6 * t * (1 - t) + 3 * (1 - t) ** 2) * h1 + (-6 * t * (1 - t) + 3 * (1 - t) ** 2) * h1