fce8f6cbcb0de779d18d91619bd08667829d57a4acspike#!/usr/bin/env python
fce8f6cbcb0de779d18d91619bd08667829d57a4acspikefrom bezmisc import *
fce8f6cbcb0de779d18d91619bd08667829d57a4acspikefrom ffgeom import *
fce8f6cbcb0de779d18d91619bd08667829d57a4acspike
fce8f6cbcb0de779d18d91619bd08667829d57a4acspikedef maxdist(((p0x,p0y),(p1x,p1y),(p2x,p2y),(p3x,p3y))):
80809dee6f6d120234c4570056c9a10c063953d8acspike p0 = Point(p0x,p0y)
80809dee6f6d120234c4570056c9a10c063953d8acspike p1 = Point(p1x,p1y)
80809dee6f6d120234c4570056c9a10c063953d8acspike p2 = Point(p2x,p2y)
80809dee6f6d120234c4570056c9a10c063953d8acspike p3 = Point(p3x,p3y)
fce8f6cbcb0de779d18d91619bd08667829d57a4acspike
80809dee6f6d120234c4570056c9a10c063953d8acspike s1 = Segment(p0,p3)
80809dee6f6d120234c4570056c9a10c063953d8acspike return max(s1.distanceToPoint(p1),s1.distanceToPoint(p2))
80809dee6f6d120234c4570056c9a10c063953d8acspike
fce8f6cbcb0de779d18d91619bd08667829d57a4acspike
fce8f6cbcb0de779d18d91619bd08667829d57a4acspikedef cspsubdiv(csp,flat):
80809dee6f6d120234c4570056c9a10c063953d8acspike for sp in csp:
80809dee6f6d120234c4570056c9a10c063953d8acspike subdiv(sp,flat)
fce8f6cbcb0de779d18d91619bd08667829d57a4acspike
fce8f6cbcb0de779d18d91619bd08667829d57a4acspikedef subdiv(sp,flat,i=1):
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner while i < len(sp):
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner p0 = sp[i-1][1]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner p1 = sp[i-1][2]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner p2 = sp[i][0]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner p3 = sp[i][1]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner b = (p0,p1,p2,p3)
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner m = maxdist(b)
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner if m <= flat:
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner i += 1
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner else:
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner one, two = beziersplitatt(b,0.5)
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner sp[i-1][2] = one[1]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner sp[i][0] = two[2]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner p = [one[2],one[3],two[1]]
24f575a8758ae17bb339494a9b58df38e1857306Alvin Penner sp[i:1] = [p]
77d65c763568495a6ffc7c15a81964448139f47apjrm
a4030d5ca449e7e384bc699cd249ee704faaeab0Chris Morgan# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 fileencoding=utf-8 textwidth=99