1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | |
3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | Copyright (C) 1994 Mark Wedel |
5 | * Copyright (©) 1994,2007 Mark Wedel |
5 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | |
7 | * |
7 | This program is free software; you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. |
11 | * (at your option) any later version. |
11 | |
12 | * |
12 | 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, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
16 | |
17 | * |
17 | You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * |
20 | |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
21 | The author can be reached via e-mail to mark@pyramid.com |
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22 | */ |
22 | */ |
23 | |
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24 | |
23 | |
25 | /* The onion room generator: |
24 | /* The onion room generator: |
26 | Onion rooms are like this: |
25 | Onion rooms are like this: |
27 | |
26 | |
28 | char **map_gen_spiral(int xsize, int ysize, int option); |
27 | char **map_gen_spiral(int xsize, int ysize, int option); |
… | |
… | |
81 | SizeY = ysize / 2 - 2; |
80 | SizeY = ysize / 2 - 2; |
82 | |
81 | |
83 | /* select random options if necessary */ |
82 | /* select random options if necessary */ |
84 | if (option == 0) |
83 | if (option == 0) |
85 | { |
84 | { |
86 | option = RANDOM () % MAX_SPIRAL_OPT; |
85 | option = rndm (MAX_SPIRAL_OPT); |
87 | } |
86 | } |
88 | |
87 | |
89 | /* the order in which these are evaluated matters */ |
88 | /* the order in which these are evaluated matters */ |
90 | |
89 | |
91 | /* the following two are mutually exclusive. |
90 | /* the following two are mutually exclusive. |
92 | pick one if they're both set. */ |
91 | pick one if they're both set. */ |
93 | if ((option & REGULAR_SPIRAL) && (option & FIT_SPIRAL)) |
92 | if ((option & REGULAR_SPIRAL) && (option & FIT_SPIRAL)) |
94 | { |
93 | { |
95 | /* unset REGULAR_SPIRAL half the time */ |
94 | /* unset REGULAR_SPIRAL half the time */ |
96 | if (RANDOM () % 2 && (option & REGULAR_SPIRAL)) |
95 | if (rndm (2) && (option & REGULAR_SPIRAL)) |
97 | option -= REGULAR_SPIRAL; |
96 | option -= REGULAR_SPIRAL; |
98 | else |
97 | else |
99 | option -= FIT_SPIRAL; |
98 | option -= FIT_SPIRAL; |
100 | } |
99 | } |
101 | |
100 | |
102 | xscale = yscale = MAX_FINE; /* fine spiral */ |
101 | xscale = yscale = MAX_FINE; /* fine spiral */ |
103 | |
102 | |
104 | /* choose the spiral pitch */ |
103 | /* choose the spiral pitch */ |
105 | if (!(option & FINE_SPIRAL)) |
104 | if (!(option & FINE_SPIRAL)) |
106 | { |
105 | { |
107 | float pitch = (RANDOM () % 5) / 10. + 10. / 22.; |
106 | float pitch = (rndm (5)) / 10. + 10. / 22.; |
108 | |
107 | |
109 | xscale = yscale = pitch; |
108 | xscale = yscale = pitch; |
110 | } |
109 | } |
111 | |
110 | |
112 | if ((option & FIT_SPIRAL) && (xsize != ysize)) |
111 | if ((option & FIT_SPIRAL) && (xsize != ysize)) |
… | |
… | |
150 | connect_spirals (int xsize, int ysize, int sym, char **layout) |
149 | connect_spirals (int xsize, int ysize, int sym, char **layout) |
151 | { |
150 | { |
152 | |
151 | |
153 | int i, j, ic = xsize / 2, jc = ysize / 2; |
152 | int i, j, ic = xsize / 2, jc = ysize / 2; |
154 | |
153 | |
155 | if (sym == X_SYM) |
154 | if (sym == SYMMETRY_X) |
156 | { |
155 | { |
157 | layout[ic][jc] = 0; |
156 | layout[ic][jc] = 0; |
158 | /* go left from map center */ |
157 | /* go left from map center */ |
159 | for (i = ic - 1, j = jc; i > 0 && layout[i][j] == '#'; i--) |
158 | for (i = ic - 1, j = jc; i > 0 && layout[i][j] == '#'; i--) |
160 | layout[i][j] = 0; |
159 | layout[i][j] = 0; |
161 | /* go right */ |
160 | /* go right */ |
162 | for (i = ic + 1, j = jc; i < xsize - 1 && layout[i][j] == '#'; i++) |
161 | for (i = ic + 1, j = jc; i < xsize - 1 && layout[i][j] == '#'; i++) |
163 | layout[i][j] = 0; |
162 | layout[i][j] = 0; |
164 | } |
163 | } |
165 | |
164 | |
166 | if (sym == Y_SYM) |
165 | if (sym == SYMMETRY_Y) |
167 | { |
166 | { |
168 | |
167 | |
169 | layout[ic][jc] = 0; |
168 | layout[ic][jc] = 0; |
170 | /* go up */ |
169 | /* go up */ |
171 | for (i = ic, j = jc - 1; j > 0 && layout[i][j] == '#'; j--) |
170 | for (i = ic, j = jc - 1; j > 0 && layout[i][j] == '#'; j--) |
… | |
… | |
173 | /* go down */ |
172 | /* go down */ |
174 | for (i = ic, j = jc + 1; j < ysize - 1 && layout[i][j] == '#'; j++) |
173 | for (i = ic, j = jc + 1; j < ysize - 1 && layout[i][j] == '#'; j++) |
175 | layout[i][j] = 0; |
174 | layout[i][j] = 0; |
176 | } |
175 | } |
177 | |
176 | |
178 | if (sym == XY_SYM) |
177 | if (sym == SYMMETRY_XY) |
179 | { |
178 | { |
180 | /* go left from map center */ |
179 | /* go left from map center */ |
181 | layout[ic][jc / 2] = 0; |
180 | layout[ic][jc / 2] = 0; |
182 | layout[ic / 2][jc] = 0; |
181 | layout[ic / 2][jc] = 0; |
183 | layout[ic][jc / 2 + jc] = 0; |
182 | layout[ic][jc / 2 + jc] = 0; |