Source code for pyleecan.Methods.Geometry.Segment.intersect_line

# -*- coding: utf-8 -*-

from ....Functions.Geometry.inter_line_line import inter_line_line
from numpy import abs as np_abs


[docs]def intersect_line(self, Z1, Z2): """Return a list (0, 1 or 2 complex) of coordinates of the intersection of the segment with a line defined by two complex Parameters ---------- self : Segment A Segment object Returns ------- Z_list: list Complex coordinates of the intersection (if any, return [begin, end] if the segment is part of the line) """ Z3 = self.begin Z4 = self.end Z_list = inter_line_line(Z1, Z2, Z3, Z4) if len(Z_list) == 0: # No intersection return [] elif len(Z_list) == 1: # One intersect. Is it between begin and end or not ? Z_int = Z_list[0] Seg_len = self.comp_length() if np_abs(Z_int - Z3) <= Seg_len and np_abs(Z_int - Z4) <= Seg_len: return [Z_int] elif np_abs(Z_int - Z3) <= 1e-6 or np_abs(Z_int - Z4) <= 1e-6: # Zint is begin or end return [Z_int] else: return [] elif len(Z_list) == 2: # The segment is on the line return [Z3, Z4]