minor: rename function, remove redundant one

This commit is contained in:
Cosimo Lupo 2021-01-14 18:57:19 +00:00
parent 7f0788ca25
commit c403dbe83a
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@ -4,12 +4,8 @@ from math import copysign, cos, hypot, pi
from fontTools.misc.fixedTools import otRound
def _vector_between_points(a, b):
return (b[0] - a[0], b[1] - a[1])
def _distance_between_points(a, b):
return hypot(*_vector_between_points(a, b))
def _vector_between(origin, target):
return (target[0] - origin[0], target[1] - origin[1])
def _round_point(pt):
@ -33,7 +29,7 @@ _NEARLY_ZERO = 1 / (1 << 12) # 0.000244140625
def _is_circle_inside_circle(c0, r0, c1, r1):
dist = r0 + _distance_between_points(c0, c1)
dist = r0 + hypot(*_vector_between(c0, c1))
return abs(r1 - dist) <= _NEARLY_ZERO or r1 > dist
@ -89,9 +85,9 @@ def nudge_start_circle_almost_inside(c0, r0, c1, r1):
if rc0 == rc1: # nowhere to nudge along a zero vector, bail out
break
if inside_after_round:
direction = _vector_between_points(rc1, rc0)
direction = _vector_between(rc1, rc0)
else:
direction = _vector_between_points(rc0, rc1)
direction = _vector_between(rc0, rc1)
rc0 = _nudge_point(rc0, direction)
inside_after_round = _is_circle_inside_circle(rc0, rr0, rc1, rr1)
if inside_before_round == inside_after_round: