#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Example geometry of lines and circles.

:Date: 2019-12-23

.. module:: geometry_pyramidal_frustum
  :platform: *nix, Windows
  :synopsis: Example geometry of lines and circles.

.. moduleauthor:: Daniel Weschke <daniel.weschke@directbox.de>
"""
import math
from pylib.geometry import World, Point, Line, Circle
from pylib.geometry_plot_pylab import cad_wireframe, wireframe3d

def geometry():
  w = World()

  p0 = Point(0, 0, 0)
  p = Point(1, 1, 1)

  # add Lines to the Word
  theta = math.pi/4
  w.add(*[Line(p0, p.rotate_x(theta/5)) for i in range(30)])
  w.add(*[Line(p0, p.rotate_x(theta/5)).translate(.1*i, 0, 0) for i in range(30)])

  # add Circles to the Word
  c1 = Circle()
  c2 = Circle(2)
  c3 = Circle(n=18).scale(3).rotate_x(math.pi/4)
  w.add(c1, c2, c3)

  return w


if __name__ == "__main__":
  w = geometry()
  print(*w)
  wireframe3d(w)
  cad_wireframe(w, False)