class PiecewiseLinearInterpolator(Interpolator):
def __init__(self,path,times=None,geodesic=None):
Interpolator.__init__(self,path[0],path[-1])
if geodesic != None:
self.geodesic = geodesic
else:
self.geodesic = GeodesicSpace()
if times != None:
self.path = path
self.trajectory = trajectory.Trajectory(times,path)
if times[0] != 0 or times[-1] != 1:
raise ValueError("PiecewiseLinearInterpolator must have time range [0,1]")
else:
self.path = path
self.trajectory = None
def length(self):
l = 0
for i in range(len(self.path)-1):
l += self.geodesic.distance(self.path[i],self.path[i+1])
return l
def eval(self,u):
if self.trajectory != None:
return self.trajectory.eval(u)
else:
if u <= 0: return self.path[0]
if u >= 1: return self.path[-1]
k = u*(len(self.path)-1)
s = k-math.floor(k)
i = int(math.floor(k))
return self.geodesic.interpolate(self.path[i],self.path[i+1],s)
class PiecewiseLinearInterpolator(Interpolator):
def __init__(self, path, times=None, geodesic=None):
Interpolator.__init__(self, path[0], path[-1])
if geodesic != None:
self.geodesic = geodesic
else:
self.geodesic = GeodesicSpace()
if times != None:
self.path = path
self.trajectory = trajectory.Trajectory(times, path)
if times[0] != 0 or times[-1] != 1:
raise ValueError(
"PiecewiseLinearInterpolator must have time range [0,1]")
else:
self.path = path
self.trajectory = None
def length(self):
l = 0
for i in range(len(self.path) - 1):
l += self.geodesic.distance(self.path[i], self.path[i + 1])
return l
def eval(self, u):
if self.trajectory != None:
return self.trajectory.eval(u)
else:
if u <= 0: return self.path[0]
if u >= 1: return self.path[-1]
k = u * (len(self.path) - 1)
s = k - math.floor(k)
i = int(math.floor(k))
return self.geodesic.interpolate(self.path[i], self.path[i + 1], s)
def __init__(self, path, times=None, geodesic=None):
Interpolator.__init__(self, path[0], path[-1])
if geodesic != None:
self.geodesic = geodesic
else:
self.geodesic = GeodesicSpace()
if times != None:
self.path = path
self.trajectory = trajectory.Trajectory(times, path)
if times[0] != 0 or times[-1] != 1:
raise ValueError(
"PiecewiseLinearInterpolator must have time range [0,1]")
else:
self.path = path
self.trajectory = None
def __init__(self,path,times=None,geodesic=None):
Interpolator.__init__(self,path[0],path[-1])
if geodesic != None:
self.geodesic = geodesic
else:
self.geodesic = GeodesicSpace()
if times != None:
self.path = path
self.trajectory = trajectory.Trajectory(times,path)
if times[0] != 0 or times[-1] != 1:
raise ValueError("PiecewiseLinearInterpolator must have time range [0,1]")
else:
self.path = path
self.trajectory = None
