def __init__(self, bottom_center, axis, height, R):
self.axis = axis
self.height = height
self.R = R
components = [ZLayerComponent(), ZCylinderComponent()]
FixedConvexIntersection.__init__(self, bottom_center, components)
def __init__( self, center, planes, R ):
# TODO: rather add R as an attribute to Tracer...
components = []
for p in planes:
halfspace = HalfSpaceComponent( p, vec_norm(p) )
components.append(halfspace)
FixedConvexIntersection.__init__(self, center, components)
self.linear_transform(scaling=R)
def __init__(self, tip, axis, height, R):
self.axis = axis
self.height = height
self.R = R
z = (0,0,1)
components = [
HalfSpaceComponent(normal=z, h=1.0),
ZConeComponent()
]
FixedConvexIntersection.__init__(self, tip, components)
def __init__( self, center, vertices, R ):
"""
The vertices and their symmetries about the center (i.e.,
v -> -v) define the dual polyhedron of the result. R is a
scaling factor. If R is 1 and the center is (0,0,1), then
a vertex, face or edge of the polyhedron is on the ground
plane {z = 0}.
"""
components = []
for v in vertices:
layer = LayerComponent( tuple([-x for x in v]), vec_norm(v)*2.0 )
layer.position = v
components.append(layer)
FixedConvexIntersection.__init__(self, center, components)
self.linear_transform(scaling=R)