def __call__(self, inter):
func = Curvature2DAngleF0D()
c = func(inter)
b1 = (c > 0.1)
#s = self.getCurvilinearAbscissa(inter)
u = inter.u
#print(u)
b = ((u >= self._m) and (u <= self._M))
return b and b1
def shade(self, stroke):
it = stroke.stroke_vertices_begin()
func = Curvature2DAngleF0D()
while not it.is_end:
c = func(Interface0DIterator(it))
if c < 0:
print("negative 2D curvature")
color = 10.0 * c / 3.1415
it.object.attribute.color = (color, color, color)
it.increment()
def __call__(self, inter):
count = 0
func = Curvature2DAngleF0D()
it = inter.vertices_begin()
while not it.is_end:
if func(it) > self._a:
count = count + 1
if count > self._n:
return 1
it.increment()
return 0
def __init__(self, lambda1, nbIter):
StrokeShader.__init__(self)
self._lambda = lambda1
self._nbIter = nbIter
self._normalInfo = Normal2DF0D()
self._curvatureInfo = Curvature2DAngleF0D()
def __call__(self, inter): func = Curvature2DAngleF0D() c = func(inter) return (3.1415 - c)
def __call__(self, inter):
func = Curvature2DAngleF0D()
a = func(inter)
return (a > self._a)