blender/release/scripts/freestyle/style_modules/PredicatesU0D.py
2009-09-27 00:58:38 +00:00

104 lines
2.4 KiB
Python
Executable File

from freestyle_init import *
from Functions0D import *
class pyHigherCurvature2DAngleUP0D(UnaryPredicate0D):
def __init__(self,a):
UnaryPredicate0D.__init__(self)
self._a = a
def getName(self):
return "HigherCurvature2DAngleUP0D"
def __call__(self, inter):
func = Curvature2DAngleF0D()
a = func(inter)
return ( a > self._a)
class pyUEqualsUP0D(UnaryPredicate0D):
def __init__(self,u, w):
UnaryPredicate0D.__init__(self)
self._u = u
self._w = w
def getName(self):
return "UEqualsUP0D"
def __call__(self, inter):
func = pyCurvilinearLengthF0D()
u = func(inter)
return ( ( u > (self._u-self._w) ) and ( u < (self._u+self._w) ) )
class pyVertexNatureUP0D(UnaryPredicate0D):
def __init__(self,nature):
UnaryPredicate0D.__init__(self)
self._nature = nature
def getName(self):
return "pyVertexNatureUP0D"
def __call__(self, inter):
v = inter.getObject()
nat = v.getNature()
if(nat & self._nature):
return 1;
return 0
## check whether an Interface0DIterator
## is a TVertex and is the one that is
## hidden (inferred from the context)
class pyBackTVertexUP0D(UnaryPredicate0D):
def __init__(self):
UnaryPredicate0D.__init__(self)
self._getQI = QuantitativeInvisibilityF0D()
def getName(self):
return "pyBackTVertexUP0D"
def __call__(self, iter):
v = iter.getObject()
nat = v.getNature()
if(nat & Nature.T_VERTEX == 0):
return 0
next = iter
if(next.isEnd()):
return 0
if(self._getQI(next) != 0):
return 1
return 0
class pyParameterUP0DGoodOne(UnaryPredicate0D):
def __init__(self,pmin,pmax):
UnaryPredicate0D.__init__(self)
self._m = pmin
self._M = pmax
#self.getCurvilinearAbscissa = GetCurvilinearAbscissaF0D()
def getName(self):
return "pyCurvilinearAbscissaHigherThanUP0D"
def __call__(self, inter):
#s = self.getCurvilinearAbscissa(inter)
u = inter.u()
#print(u)
return ((u>=self._m) and (u<=self._M))
class pyParameterUP0D(UnaryPredicate0D):
def __init__(self,pmin,pmax):
UnaryPredicate0D.__init__(self)
self._m = pmin
self._M = pmax
#self.getCurvilinearAbscissa = GetCurvilinearAbscissaF0D()
def getName(self):
return "pyCurvilinearAbscissaHigherThanUP0D"
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