1 files changed, 103 insertions, 0 deletions
diff --git a/release/scripts/freestyle/style_modules/PredicatesU0D.py b/release/scripts/freestyle/style_modules/PredicatesU0D.py
new file mode 100755
index 00000000000..162254f17ed
--- /dev/null
+++ b/release/scripts/freestyle/style_modules/PredicatesU0D.py
@@ -0,0 +1,103 @@
+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
+
+