| 1 | /* |
1 | /* |
| 2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
| 3 | * |
3 | * |
| 4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
| 5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
| 6 | * Copyright (©) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992 Frank Tore Johansen |
| 7 | * |
7 | * |
| 8 | * Deliantra is free software: you can redistribute it and/or modify it under |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
| 9 | * the terms of the Affero GNU General Public License as published by the |
9 | * the terms of the Affero GNU General Public License as published by the |
| 10 | * Free Software Foundation, either version 3 of the License, or (at your |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
| 11 | * option) any later version. |
11 | * option) any later version. |
| 12 | * |
12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
| 17 | * |
17 | * |
| 18 | * You should have received a copy of the Affero GNU General Public License |
18 | * You should have received a copy of the Affero GNU General Public License |
| 19 | * and the GNU General Public License along with this program. If not, see |
19 | * and the GNU General Public License along with this program. If not, see |
| 20 | * <http://www.gnu.org/licenses/>. |
20 | * <http://www.gnu.org/licenses/>. |
| 21 | * |
21 | * |
| 22 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | * The authors can be reached via e-mail to <support@deliantra.net> |
| 23 | */ |
23 | */ |
| 24 | |
24 | |
| 25 | /* peterm@langmuir.eecs.berkeley.edu: this function generates a random |
25 | /* peterm@langmuir.eecs.berkeley.edu: this function generates a random |
| 26 | snake-type layout. |
26 | snake-type maze. |
| 27 | |
27 | |
| 28 | input: xsize, ysize; |
28 | input: xsize, ysize; |
| 29 | output: a char** array with # and . for closed and open respectively. |
29 | output: a char** array with # and . for closed and open respectively. |
| 30 | |
30 | |
| 31 | a char value of 0 represents a blank space: a '#' is |
31 | a char value of 0 represents a blank space: a '#' is |
| … | |
… | |
| 33 | |
33 | |
| 34 | */ |
34 | */ |
| 35 | |
35 | |
| 36 | #include <global.h> |
36 | #include <global.h> |
| 37 | |
37 | |
| 38 | #include "random_map.h" |
38 | #include <rmg.h> |
| 39 | #include "rproto.h" |
39 | #include "rproto.h" |
| 40 | |
40 | |
| 41 | /* These are some helper functions which help with |
41 | /* These are some helper functions which help with |
| 42 | manipulating a centered onion and turning it into |
42 | manipulating a centered onion and turning it into |
| 43 | a square spiral */ |
43 | a square spiral */ |
| 44 | void |
44 | void |
| 45 | make_square_spiral_layout (Layout maze, int options) |
45 | make_square_spiral_layout (layout &maze, int options) |
| 46 | { |
46 | { |
| 47 | /* generate and allocate a doorless, centered onion */ |
47 | /* generate and allocate a doorless, centered onion */ |
| 48 | map_gen_onion (maze, RMOPT_CENTERED | RMOPT_NO_DOORS, 0); |
48 | map_gen_onion (maze, RMOPT_CENTERED | RMOPT_NO_DOORS, 0); |
| 49 | |
49 | |
| 50 | int xsize = maze->w; |
50 | int xsize = maze.w; |
| 51 | int ysize = maze->h; |
51 | int ysize = maze.h; |
| 52 | |
52 | |
| 53 | /* find the layout center. */ |
53 | /* find the maze center. */ |
| 54 | int cx = 0; |
54 | int cx = 0; |
| 55 | int cy = 0; |
55 | int cy = 0; |
| 56 | for (int i = 0; i < xsize; i++) |
56 | for (int i = 0; i < xsize; i++) |
| 57 | for (int j = 0; j < ysize; j++) |
57 | for (int j = 0; j < ysize; j++) |
| 58 | if (maze[i][j] == 'C') |
58 | if (maze[i][j] == 'C') |
