#!/usr/bin/env python

##Copyright 2009-2015 Jelle Ferina (jelleferinga@gmail.com)

##

##This file is part of pythonOCC.

##

##pythonOCC is free software: you can redistribute it and/or modify

##it under the terms of the GNU Lesser General Public License as published by

##the Free Software Foundation, either version 3 of the License, or

##(at your option) any later version.

##

##pythonOCC is distributed in the hope that it will be useful,

##but WITHOUT ANY WARRANTY; without even the implied warranty of

##MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

##GNU Lesser General Public License for more details.

##

##You should have received a copy of the GNU Lesser General Public License

##along with pythonOCC. If not, see <http://www.gnu.org/licenses/>.

import sys

from itertools import chain

from OCC.Display.SimpleGui import init_display

sys.path.append('..')

from OCCUtils.Common import points_to_bspline

from OCCUtils.Construct import gp_Pnt, make_edge, make_n_sided, make_vertex

display, start_display, add_menu, add_function_to_menu = init_display()

def n_sided_patch():

# left

pts1 = (gp_Pnt(0, 0, 0.0),

gp_Pnt(0, 1, 0.3),

gp_Pnt(0, 2, -0.3),

gp_Pnt(0, 3, 0.15),

gp_Pnt(0, 4, 0),

)

# front

pts2 = (gp_Pnt(0, 0, 0.0),

gp_Pnt(1, 0, -0.3),

gp_Pnt(2, 0, 0.15),

gp_Pnt(3, 0, 0),

gp_Pnt(4, 0, 0),

)

# back

pts3 = (gp_Pnt(0, 4, 0),

gp_Pnt(1, 4, 0.3),

gp_Pnt(2, 4, -0.15),

gp_Pnt(3, 4, 0),

gp_Pnt(4, 4, 1),

)

# right

pts4 = (gp_Pnt(4, 0, 0),

gp_Pnt(4, 1, 0),

gp_Pnt(4, 2, 0.3),

gp_Pnt(4, 3, -0.15),

gp_Pnt(4, 4, 1),

)

spl1 = points_to_bspline(pts1)

spl2 = points_to_bspline(pts2)

spl3 = points_to_bspline(pts3)

spl4 = points_to_bspline(pts4)

edges = map(make_edge, [spl1, spl2, spl3, spl4])

verts = map(make_vertex, chain(pts1, pts2, pts3, pts4))

f1 = make_n_sided(edges, [])

display.DisplayShape(edges)

display.DisplayShape(verts)

display.DisplayShape(f1, update=True)

if __name__ == '__main__':

n_sided_patch()

start_display()