dotSCAD/examples/maze/stereographic_square_maze.scad

use <stereographic_extrude.scad>;
use <experimental/mz_blocks.scad>;
use <experimental/mz_walls.scad>;

maze_rows = 10;
block_width = 40;
wall_thickness = 20;
fn = 24;
shadow = "YES"; // [YES, NO]
wall_height = 2;

module stereographic_projection_maze2(maze_rows, block_width, wall_thickness, fn, wall_height, shadow) {
    blocks = mz_blocks(
        [1, 1],  
        maze_rows, maze_rows
    );

    walls = mz_walls(blocks, maze_rows, maze_rows, block_width);

    length = block_width * maze_rows + wall_thickness;
    
    module maze() {
        translate([-block_width * maze_rows / 2, -block_width * maze_rows / 2, 0]) 
        for(wall = walls) {
            for(i = [0:len(wall) - 2]) {
                hull() {
                    translate(wall[i]) square(wall_thickness, center = true);
                    translate(wall[i + 1]) square(wall_thickness, center = true);
                }
            }
        } 
    }
    
    stereographic_extrude(shadow_side_leng = length, $fn = fn)
        maze();
    
    if(shadow == "YES") {
        color("black") 
        linear_extrude(wall_height) 
            maze();
    }
}

stereographic_projection_maze2(maze_rows, block_width, wall_thickness, fn, wall_height, shadow);