14-May-2025 15:57:11

eternity_test():
  MATLAB/Octave version 6.4.0
  Test eternity().

adjacency_plot_test():
  adjacency_plot() uses adjacency information to plot
  the 36 30-60-90 triangles in a tile.
  Graphics saved as "hexagon_adjacency.png"

adjacency_plot_test():
  Normal end of execution.

adjacency_to_triangle_ij_test():
  adjacency_to_triangle_ij() takes a list of adjacent 30-60-90
  triangles, and returns a list of (i,j) vertex coordinates.

  #k  (ai,aj)  (bi,bi)  (cx,cy)

 1: (0,0), (2,2), (2,0)
 2: (4,0), (2,2), (2,0)
 3: (4,0), (2,2), (3,3)
 4: (2,6), (2,2), (3,3)
 5: (2,6), (2,2), (1,3)
 6: (0,0), (2,2), (1,3)
 7: (2,6), (4,4), (3,3)
 8: (4,0), (4,4), (3,3)
 9: (4,0), (4,4), (5,3)
10: (6,6), (4,4), (5,3)
11: (6,6), (4,4), (4,6)
12: (2,6), (4,4), (4,6)
13: (4,0), (6,2), (6,0)
14: (8,0), (6,2), (6,0)
15: (8,0), (6,2), (7,3)
16: (6,6), (6,2), (7,3)
17: (6,6), (6,2), (5,3)
18: (4,0), (6,2), (5,3)
19: (10,6), (8,4), (8,6)
20: (6,6), (8,4), (8,6)
21: (6,6), (8,4), (7,3)
22: (8,0), (8,4), (7,3)
23: (8,0), (8,4), (9,3)
24: (10,6), (8,4), (9,3)
25: (8,0), (10,2), (10,0)
26: (12,0), (10,2), (10,0)
27: (12,0), (10,2), (11,3)
28: (10,6), (10,2), (11,3)
29: (10,6), (10,2), (9,3)
30: (8,0), (10,2), (9,3)
31: (6,6), (4,8), (4,6)
32: (2,6), (4,8), (4,6)
33: (2,6), (4,8), (3,9)
34: (10,6), (8,8), (8,6)
35: (6,6), (8,8), (8,6)
36: (6,6), (8,8), (7,9)
  Graphics saved as "tile001_triangle_ij.png"

adjacency_to_triangle_ij_test():
  Normal end of execution.

adjacency_to_triangle_xy_test():
  adjacency_to_triangle_xy() takes a list of adjacent 30-60-90
  triangles, and returns a list of (x,y) vertex coordinates.

  #i  (ax,ay)  (bx,by)  (cx,cy)

 1: (0.000000,0.000000), (0.500000,0.288675), (0.500000,0.000000)
 2: (1.000000,0.000000), (0.500000,0.288675), (0.500000,0.000000)
 3: (1.000000,0.000000), (0.500000,0.288675), (0.750000,0.433013)
 4: (0.500000,0.866025), (0.500000,0.288675), (0.750000,0.433013)
 5: (0.500000,0.866025), (0.500000,0.288675), (0.250000,0.433013)
 6: (0.000000,0.000000), (0.500000,0.288675), (0.250000,0.433013)
 7: (0.500000,0.866025), (1.000000,0.577350), (0.750000,0.433013)
 8: (1.000000,0.000000), (1.000000,0.577350), (0.750000,0.433013)
 9: (1.000000,0.000000), (1.000000,0.577350), (1.250000,0.433013)
10: (1.500000,0.866025), (1.000000,0.577350), (1.250000,0.433013)
11: (1.500000,0.866025), (1.000000,0.577350), (1.000000,0.866025)
12: (0.500000,0.866025), (1.000000,0.577350), (1.000000,0.866025)
13: (1.000000,0.000000), (1.500000,0.288675), (1.500000,0.000000)
14: (2.000000,0.000000), (1.500000,0.288675), (1.500000,0.000000)
15: (2.000000,0.000000), (1.500000,0.288675), (1.750000,0.433013)
16: (1.500000,0.866025), (1.500000,0.288675), (1.750000,0.433013)
17: (1.500000,0.866025), (1.500000,0.288675), (1.250000,0.433013)
18: (1.000000,0.000000), (1.500000,0.288675), (1.250000,0.433013)
19: (2.500000,0.866025), (2.000000,0.577350), (2.000000,0.866025)
20: (1.500000,0.866025), (2.000000,0.577350), (2.000000,0.866025)
21: (1.500000,0.866025), (2.000000,0.577350), (1.750000,0.433013)
22: (2.000000,0.000000), (2.000000,0.577350), (1.750000,0.433013)
23: (2.000000,0.000000), (2.000000,0.577350), (2.250000,0.433013)
24: (2.500000,0.866025), (2.000000,0.577350), (2.250000,0.433013)
25: (2.000000,0.000000), (2.500000,0.288675), (2.500000,0.000000)
26: (3.000000,0.000000), (2.500000,0.288675), (2.500000,0.000000)
27: (3.000000,0.000000), (2.500000,0.288675), (2.750000,0.433013)
28: (2.500000,0.866025), (2.500000,0.288675), (2.750000,0.433013)
29: (2.500000,0.866025), (2.500000,0.288675), (2.250000,0.433013)
30: (2.000000,0.000000), (2.500000,0.288675), (2.250000,0.433013)
31: (1.500000,0.866025), (1.000000,1.154701), (1.000000,0.866025)
32: (0.500000,0.866025), (1.000000,1.154701), (1.000000,0.866025)
33: (0.500000,0.866025), (1.000000,1.154701), (0.750000,1.299038)
34: (2.500000,0.866025), (2.000000,1.154701), (2.000000,0.866025)
35: (1.500000,0.866025), (2.000000,1.154701), (2.000000,0.866025)
36: (1.500000,0.866025), (2.000000,1.154701), (1.750000,1.299038)
  Graphics saved as "tile001_triangle_xy.png"

adjacency_to_triangle_xy_test():
  Normal end of execution.

border_plot_test():
  border_plot() plots the border of an Eternity object.
  Graphics saved as "eternity_border.png"
  Graphics saved as "hexagon_border.png"
  Graphics saved as "hexagon3_border.png"
  Graphics saved as "rectangle_4x5_border.png"

border_plot_test():
  Normal end of execution.

eternity_grid_line_plot():
  Plot the grid lines of the Eternity grid.
  Graphics saved as "eternity_grid_line.png"

eternity_grid_line_plot():
  Normal end of execution.

hexagon_grid_line_plot
  Plot the lines of a hexagon grid.
  Graphics saved as "hexagon_grid_line.png"

hexagon_grid_line_plot
  Normal end of execution.

hexagon_triangle_plot_test():
  hexagon_triangle_plot() plots some triangles in an Eternity hexagon.
  Graphics saved as "hexagon_triangle_plot.png"

hexagon_triangle_plot_test():
  Normal end of execution.

hexagon3_grid_line_plot():
  Plot the lines of a hexagon3 grid.
  Graphics saved as "hexagon3_grid_line.png"

hexagon3_grid_line_plot
  Normal end of execution.

node_ij_plot_test():
  node_ij_plot() plots the (i,j) coordinates of
  the nodes of an Eternity object.
  Graphics saved as "hexagon_node_ij.png"
  Graphics saved as "hexagon3_node_ij.png"