diff options
Diffstat (limited to 'release/scripts/freestyle/modules/freestyle/functions.py')
| -rw-r--r-- | release/scripts/freestyle/modules/freestyle/functions.py | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/release/scripts/freestyle/modules/freestyle/functions.py b/release/scripts/freestyle/modules/freestyle/functions.py index 686dce6615f..379e933862c 100644 --- a/release/scripts/freestyle/modules/freestyle/functions.py +++ b/release/scripts/freestyle/modules/freestyle/functions.py @@ -94,6 +94,7 @@ from mathutils import Vector ## Functions for 0D elements (vertices) ####################################### + class CurveMaterialF0D(UnaryFunction0DMaterial): """ A replacement of the built-in MaterialF0D for stroke creation. @@ -106,18 +107,21 @@ class CurveMaterialF0D(UnaryFunction0DMaterial): assert(fe is not None) return fe.material if fe.is_smooth else fe.material_left + class pyInverseCurvature2DAngleF0D(UnaryFunction0DDouble): def __call__(self, inter): func = Curvature2DAngleF0D() c = func(inter) return (3.1415 - c) + class pyCurvilinearLengthF0D(UnaryFunction0DDouble): def __call__(self, inter): cp = inter.object assert(isinstance(cp, CurvePoint)) return cp.t2d + class pyDensityAnisotropyF0D(UnaryFunction0DDouble): """Estimates the anisotropy of density""" def __init__(self,level): @@ -127,6 +131,7 @@ class pyDensityAnisotropyF0D(UnaryFunction0DDouble): self.d1Density = ReadSteerableViewMapPixelF0D(1, level) self.d2Density = ReadSteerableViewMapPixelF0D(2, level) self.d3Density = ReadSteerableViewMapPixelF0D(3, level) + def __call__(self, inter): c_iso = self.IsoDensity(inter) c_0 = self.d0Density(inter) @@ -141,6 +146,7 @@ class pyDensityAnisotropyF0D(UnaryFunction0DDouble): v = (cMax-cMin)/c_iso return v + class pyViewMapGradientVectorF0D(UnaryFunction0DVec2f): """Returns the gradient vector for a pixel @@ -151,6 +157,7 @@ class pyViewMapGradientVectorF0D(UnaryFunction0DVec2f): UnaryFunction0DVec2f.__init__(self) self._l = level self._step = pow(2, self._l) + def __call__(self, iter): p = iter.object.point_2d gx = CF.read_complete_view_map_pixel(self._l, int(p.x+self._step), int(p.y)) - \ @@ -159,11 +166,13 @@ class pyViewMapGradientVectorF0D(UnaryFunction0DVec2f): CF.read_complete_view_map_pixel(self._l, int(p.x), int(p.y)) return Vector((gx, gy)) + class pyViewMapGradientNormF0D(UnaryFunction0DDouble): def __init__(self, l): UnaryFunction0DDouble.__init__(self) self._l = l self._step = pow(2,self._l) + def __call__(self, iter): p = iter.object.point_2d gx = CF.read_complete_view_map_pixel(self._l, int(p.x+self._step), int(p.y)) - \ @@ -176,34 +185,40 @@ class pyViewMapGradientNormF0D(UnaryFunction0DDouble): ## Functions for 1D elements (curves) ##################################### + class pyGetInverseProjectedZF1D(UnaryFunction1DDouble): def __call__(self, inter): func = GetProjectedZF1D() z = func(inter) return (1.0 - z) + class pyGetSquareInverseProjectedZF1D(UnaryFunction1DDouble): def __call__(self, inter): func = GetProjectedZF1D() z = func(inter) return (1.0 - z*z) + class pyDensityAnisotropyF1D(UnaryFunction1DDouble): def __init__(self,level, integrationType=IntegrationType.MEAN, sampling=2.0): UnaryFunction1DDouble.__init__(self, integrationType) self._func = pyDensityAnisotropyF0D(level) self._integration = integrationType self._sampling = sampling + def __call__(self, inter): v = integrate(self._func, inter.points_begin(self._sampling), inter.points_end(self._sampling), self._integration) return v + class pyViewMapGradientNormF1D(UnaryFunction1DDouble): def __init__(self,l, integrationType, sampling=2.0): UnaryFunction1DDouble.__init__(self, integrationType) self._func = pyViewMapGradientNormF0D(l) self._integration = integrationType self._sampling = sampling + def __call__(self, inter): v = integrate(self._func, inter.points_begin(self._sampling), inter.points_end(self._sampling), self._integration) return v |