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Remove unused code

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This commit is contained in:
Behdad Esfahbod 2016-07-22 15:52:00 -07:00
parent 49c2d886a0
commit bd52b4d510
1 changed files with 0 additions and 31 deletions
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31
Lib/cu2qu/__init__.py
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@ -74,37 +74,6 @@ def mid_pt(p1, p2):
return ((p1[0]+p2[0])*.5, (p1[1]+p2[1])*.5) return ((p1[0]+p2[0])*.5, (p1[1]+p2[1])*.5)
def quadratic_bezier_at(p, t):
"""Return the point on a quadratic bezier curve at time t."""
(x1, y1), (x2, y2), (x3, y3) = p
_t = 1-t
t2 = t*t
_t2 = _t*_t
_2_t_t = 2*t*_t
return (_t2*x1 + _2_t_t*x2 + t2*x3,
_t2*y1 + _2_t_t*y2 + t2*y3)
def cubic_bezier_at(p, t):
"""Return the point on a cubic bezier curve at time t."""
(x1, y1), (x2, y2), (x3, y3), (x4, y4) = p
_t = 1-t
t2 = t*t
_t2 = _t*_t
t3 = t*t2
_t3 = _t*_t2
_3_t2_t = 3*t2*_t
_3_t_t2 = 3*t*_t2
return (_t3*x1 + _3_t_t2*x2 + _3_t2_t*x3 + t3*x4,
_t3*y1 + _3_t_t2*y2 + _3_t2_t*y3 + t3*y4)
def cubic_from_quadratic(p): def cubic_from_quadratic(p):
return (p[0], lerp_pt(p[0],p[1],2./3), lerp_pt(p[2],p[1],2./3), p[2]) return (p[0], lerp_pt(p[0],p[1],2./3), lerp_pt(p[2],p[1],2./3), p[2])