def banded_tube(xyz_path,
point_colors,
segment_colors,
radius,
segment_subdivisions,
circle_subdivisions,
band_length,
limit_tangent=None,
surface_model=None,
model_id=None):
if len(xyz_path) <= 1:
return None # No tube
import spline
ptlist = spline.overhauser_spline_points(xyz_path,
segment_subdivisions,
limit_tangent,
return_tangents=True)
plist = [pt[0] for pt in ptlist]
pcolors = band_colors(plist, point_colors, segment_colors,
segment_subdivisions, band_length)
p = tube_surface_piece(ptlist, pcolors, radius, circle_subdivisions,
surface_model, model_id)
return p
def vrml_overhauser_spline(points, rgb, radius, segment_subdivisions):
import spline
plist = spline.overhauser_spline_points(points, segment_subdivisions)
if len(plist) <= 1:
return ''
colors = [rgb] * len(plist)
if radius == 0:
return vrml_lines(plist, colors)
return vrml_tube(plist, colors, colors[:-1], radius)
def vrml_banded_tube(points, point_colors, segment_colors,
radius, segment_subdivisions, band_length):
import spline
plist = spline.overhauser_spline_points(points, segment_subdivisions)
if len(plist) <= 1:
return ''
pcolors, scolors = band_colors(plist, point_colors, segment_colors,
segment_subdivisions, band_length)
if radius == 0:
return vrml_lines(plist, pcolors)
return vrml_tube(plist, pcolors, scolors, radius)
def banded_tube(xyz_path, point_colors, segment_colors, radius,
segment_subdivisions, circle_subdivisions,
band_length, limit_tangent = None,
surface_model = None, model_id = None):
if len(xyz_path) <= 1:
return None # No tube
import spline
ptlist = spline.overhauser_spline_points(xyz_path, segment_subdivisions,
limit_tangent,
return_tangents = True)
plist = [pt[0] for pt in ptlist]
pcolors = band_colors(plist, point_colors, segment_colors,
segment_subdivisions, band_length)
p = tube_surface_piece(ptlist, pcolors, radius, circle_subdivisions,
surface_model, model_id)
return p
