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Code Issues Releases Wiki Activity

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Justin Lin
2020-11-11 07:44:22 +08:00
parent 6fc876706c
commit f7b1931b9b
1 changed files with 10 additions and 10 deletions
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20
src/maze/_impl/_mz_blocks_impl.scad
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@@ -90,7 +90,7 @@ function next_y(y, dir, rows, circular) =
ny; ny;
// go right and carve the right wall // go right and carve the right wall
function go_right_from(x, y, maze) = [ function visit_right(x, y, maze) = [
for(b = maze) [get_x(b), get_y(b)] == [x, y] ? ( for(b = maze) [get_x(b), get_y(b)] == [x, y] ? (
top_right_wall(b) ? top_right_wall(b) ?
[x, y, 1, visited(x, y, maze)] : [x, y, 1, visited(x, y, maze)] :
@@ -100,7 +100,7 @@ function go_right_from(x, y, maze) = [
]; ];
// go up and carve the top wall // go up and carve the top wall
function go_up_from(x, y, maze) = [ function visit_top(x, y, maze) = [
for(b = maze) [get_x(b), get_y(b)] == [x, y] ? ( for(b = maze) [get_x(b), get_y(b)] == [x, y] ? (
top_right_wall(b) ? top_right_wall(b) ?
[x, y, 2, visited(x, y, maze)] : [x, y, 2, visited(x, y, maze)] :
@@ -110,7 +110,7 @@ function go_up_from(x, y, maze) = [
]; ];
// go left and carve the right wall of the left block // go left and carve the right wall of the left block
function go_left_from(x, y, maze, columns) = function visit_left(x, y, maze, columns) =
let( let(
x_minus_one = x - 1, x_minus_one = x - 1,
nx = x_minus_one < 1 ? x_minus_one + columns : x_minus_one nx = x_minus_one < 1 ? x_minus_one + columns : x_minus_one
@@ -120,7 +120,7 @@ function go_left_from(x, y, maze, columns) =
]; ];
// go down and carve the top wall of the bottom block // go down and carve the top wall of the bottom block
function go_down_from(x, y, maze, rows) = [ function visit_bottom(x, y, maze, rows) = [
let( let(
y_minus_one = y - 1, y_minus_one = y - 1,
ny = y_minus_one < 1 ? y_minus_one + rows : y_minus_one ny = y_minus_one < 1 ? y_minus_one + rows : y_minus_one
@@ -130,15 +130,15 @@ function go_down_from(x, y, maze, rows) = [
// 0(right), 1(top), 2(left), 3(bottom) // 0(right), 1(top), 2(left), 3(bottom)
function try_block(dir, x, y, maze, rows, columns) = function try_block(dir, x, y, maze, rows, columns) =
dir == 0 ? go_right_from(x, y, maze) : dir == 0 ? visit_right(x, y, maze) :
dir == 1 ? go_up_from(x, y, maze) : dir == 1 ? visit_top(x, y, maze) :
dir == 2 ? go_left_from(x, y, maze, columns) : dir == 2 ? visit_left(x, y, maze, columns) :
/*dir 3*/ go_down_from(x, y, maze, rows); /*dir 3*/ visit_bottom(x, y, maze, rows);
// find out visitable dirs from (x, y) // find out visitable dirs from (x, y)
_visitable_dir_table = [0, 1, 2, 3]; _visitable_dir_table = [0, 1, 2, 3];
function visitable_dirs_from(x, y, maze, rows, columns, x_circular, y_circular) = [ function visitable_dirs(x, y, maze, rows, columns, x_circular, y_circular) = [
for(dir = _visitable_dir_table) for(dir = _visitable_dir_table)
if(visitable(next_x(x, dir, columns, x_circular), next_y(y, dir, rows, y_circular), maze, rows, columns)) if(visitable(next_x(x, dir, columns, x_circular), next_y(y, dir, rows, y_circular), maze, rows, columns))
dir dir
@@ -147,7 +147,7 @@ function visitable_dirs_from(x, y, maze, rows, columns, x_circular, y_circular)
// go maze from (x, y) // go maze from (x, y)
function go_maze(x, y, maze, rows, columns, x_circular = false, y_circular = false, seed) = function go_maze(x, y, maze, rows, columns, x_circular = false, y_circular = false, seed) =
// have visitable dirs? // have visitable dirs?
len(visitable_dirs_from(x, y, maze, rows, columns, x_circular, y_circular)) == 0 ? len(visitable_dirs(x, y, maze, rows, columns, x_circular, y_circular)) == 0 ?
set_visited(x, y, maze) // road closed set_visited(x, y, maze) // road closed
: walk_around_from( : walk_around_from(
x, y, x, y,