1 | /* |
1 | /* |
2 | * static char *rcsid_map_c = |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
3 | * "$Id: map.C,v 1.7 2006/08/21 02:58:22 elmex Exp $"; |
3 | * |
4 | */ |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
5 | |
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6 | /* |
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7 | CrossFire, A Multiplayer game for X-windows |
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8 | |
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9 | Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team |
10 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
11 | |
7 | * |
12 | This program is free software; you can redistribute it and/or modify |
8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
13 | 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 |
14 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
15 | (at your option) any later version. |
11 | * (at your option) any later version. |
16 | |
12 | * |
17 | 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, |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
21 | |
17 | * |
22 | 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 |
23 | along with this program; if not, write to the Free Software |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
24 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * |
25 | |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
26 | The authors can be reached via e-mail at crossfire-devel@real-time.com |
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27 | */ |
22 | */ |
28 | |
23 | |
29 | |
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30 | #include <global.h> |
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31 | #include <funcpoint.h> |
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32 | |
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33 | #include <loader.h> |
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34 | #ifndef WIN32 /* ---win32 exclude header */ |
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35 | #include <unistd.h> |
24 | #include <unistd.h> |
36 | #endif /* win32 */ |
25 | |
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26 | #include "global.h" |
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27 | #include "funcpoint.h" |
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28 | |
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29 | #include "loader.h" |
37 | |
30 | |
38 | #include "path.h" |
31 | #include "path.h" |
39 | |
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40 | |
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41 | extern int nrofallocobjects,nroffreeobjects; |
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42 | |
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43 | void (*load_original_map_callback)(mapstruct *map); |
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44 | void (*load_temporary_map_callback)(mapstruct *map); |
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45 | void (*clean_temporary_map_callback)(mapstruct *map); |
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46 | |
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47 | /* |
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48 | * Returns the mapstruct which has a name matching the given argument. |
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49 | * return NULL if no match is found. |
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50 | */ |
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51 | |
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52 | mapstruct *has_been_loaded (const char *name) { |
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53 | mapstruct *map; |
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54 | |
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55 | if (!name || !*name) |
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56 | return 0; |
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57 | for (map = first_map; map; map = map->next) |
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58 | if (!strcmp (name, map->path)) |
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59 | break; |
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60 | return (map); |
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61 | } |
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62 | |
32 | |
63 | /* |
33 | /* |
64 | * This makes a path absolute outside the world of Crossfire. |
34 | * This makes a path absolute outside the world of Crossfire. |
65 | * In other words, it prepends LIBDIR/MAPDIR/ to the given path |
35 | * In other words, it prepends LIBDIR/MAPDIR/ to the given path |
66 | * and returns the pointer to a static array containing the result. |
36 | * and returns the pointer to a static array containing the result. |
67 | * it really should be called create_mapname |
37 | * it really should be called create_mapname |
68 | */ |
38 | */ |
69 | |
39 | const char * |
70 | const char *create_pathname (const char *name) { |
40 | create_pathname (const char *name) |
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41 | { |
71 | static char buf[MAX_BUF]; |
42 | static char buf[8192]; |
72 | |
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73 | /* Why? having extra / doesn't confuse unix anyplace? Dependancies |
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74 | * someplace else in the code? msw 2-17-97 |
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75 | */ |
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76 | if (*name == '/') |
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77 | sprintf (buf, "%s/%s%s", settings.datadir, settings.mapdir, name); |
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78 | else |
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79 | sprintf (buf, "%s/%s/%s", settings.datadir, settings.mapdir, name); |
43 | snprintf (buf, sizeof (buf), "%s/%s/%s", settings.datadir, settings.mapdir, name); |
80 | return (buf); |
44 | return buf; |
81 | } |
45 | } |
82 | |
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83 | /* |
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84 | * same as create_pathname, but for the overlay maps. |
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85 | */ |
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86 | |
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87 | const char *create_overlay_pathname (const char *name) { |
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88 | static char buf[MAX_BUF]; |
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89 | |
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90 | /* Why? having extra / doesn't confuse unix anyplace? Dependancies |
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91 | * someplace else in the code? msw 2-17-97 |
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92 | */ |
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93 | if (*name == '/') |
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94 | sprintf (buf, "%s/%s%s", settings.localdir, settings.mapdir, name); |
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95 | else |
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96 | sprintf (buf, "%s/%s/%s", settings.localdir, settings.mapdir, name); |
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97 | return (buf); |
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98 | } |
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99 | |
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100 | /* |
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101 | * same as create_pathname, but for the template maps. |
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102 | */ |
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103 | |
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104 | const char *create_template_pathname (const char *name) { |
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105 | static char buf[MAX_BUF]; |
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106 | |
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107 | /* Why? having extra / doesn't confuse unix anyplace? Dependancies |
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108 | * someplace else in the code? msw 2-17-97 |
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109 | */ |
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110 | if (*name == '/') |
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111 | sprintf (buf, "%s/%s%s", settings.localdir, settings.templatedir, name); |
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112 | else |
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113 | sprintf (buf, "%s/%s/%s", settings.localdir, settings.templatedir, name); |
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114 | return (buf); |
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115 | } |
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116 | |
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117 | /* |
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118 | * This makes absolute path to the itemfile where unique objects |
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119 | * will be saved. Converts '/' to '@'. I think it's essier maintain |
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120 | * files than full directory structure, but if this is problem it can |
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121 | * be changed. |
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122 | */ |
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123 | static const char *create_items_path (const char *s) { |
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124 | static char buf[MAX_BUF]; |
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125 | char *t; |
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126 | |
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127 | if (*s == '/') |
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128 | s++; |
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129 | |
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130 | sprintf (buf, "%s/%s/", settings.localdir, settings.uniquedir); |
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131 | |
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132 | for (t=buf+strlen(buf); *s; s++,t++) |
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133 | if (*s == '/') |
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134 | *t = '@'; |
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135 | else |
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136 | *t = *s; |
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137 | *t = 0; |
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138 | return (buf); |
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139 | } |
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140 | |
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141 | |
46 | |
142 | /* |
47 | /* |
143 | * This function checks if a file with the given path exists. |
48 | * This function checks if a file with the given path exists. |
144 | * -1 is returned if it fails, otherwise the mode of the file |
49 | * -1 is returned if it fails, otherwise the mode of the file |
145 | * is returned. |
50 | * is returned. |
… | |
… | |
152 | * the rest of the code only cares that the file is readable. |
57 | * the rest of the code only cares that the file is readable. |
153 | * when the editor goes away, the call to stat should probably be |
58 | * when the editor goes away, the call to stat should probably be |
154 | * replaced by an access instead (similar to the windows one, but |
59 | * replaced by an access instead (similar to the windows one, but |
155 | * that seems to be missing the prepend_dir processing |
60 | * that seems to be missing the prepend_dir processing |
156 | */ |
61 | */ |
157 | |
62 | int |
158 | int check_path (const char *name, int prepend_dir) |
63 | check_path (const char *name, int prepend_dir) |
159 | { |
64 | { |
160 | char buf[MAX_BUF]; |
65 | char buf[MAX_BUF]; |
161 | #ifndef WIN32 |
66 | |
162 | char *endbuf; |
67 | char *endbuf; |
163 | struct stat statbuf; |
68 | struct stat statbuf; |
164 | int mode = 0, i; |
69 | int mode = 0; |
165 | #endif |
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166 | |
70 | |
167 | if (prepend_dir) |
71 | if (prepend_dir) |
168 | strcpy (buf, create_pathname(name)); |
72 | assign (buf, create_pathname (name)); |
169 | else |
73 | else |
170 | strcpy(buf, name); |
74 | assign (buf, name); |
171 | #ifdef WIN32 /* ***win32: check this sucker in windows style. */ |
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172 | return(_access(buf,0)); |
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173 | #else |
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174 | |
75 | |
175 | /* old method (strchr(buf, '\0')) seemd very odd to me - |
76 | /* old method (strchr(buf, '\0')) seemd very odd to me - |
176 | * this method should be equivalant and is clearer. |
77 | * this method should be equivalant and is clearer. |
177 | * Can not use strcat because we need to cycle through |
78 | * Can not use strcat because we need to cycle through |
178 | * all the names. |
79 | * all the names. |
179 | */ |
80 | */ |
180 | endbuf = buf + strlen(buf); |
81 | endbuf = buf + strlen (buf); |
181 | |
82 | |
182 | for (i = 0; i < NROF_COMPRESS_METHODS; i++) { |
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183 | if (uncomp[i][0]) |
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184 | strcpy(endbuf, uncomp[i][0]); |
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185 | else |
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186 | *endbuf = '\0'; |
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187 | if (!stat (buf, &statbuf)) |
83 | if (stat (buf, &statbuf)) |
188 | break; |
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189 | } |
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190 | if (i == NROF_COMPRESS_METHODS) |
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191 | return (-1); |
84 | return -1; |
192 | if (!S_ISREG (statbuf.st_mode)) |
85 | if (!S_ISREG (statbuf.st_mode)) |
193 | return (-1); |
86 | return (-1); |
194 | |
87 | |
195 | if (((statbuf.st_mode & S_IRGRP) && getegid() == statbuf.st_gid) || |
88 | if (((statbuf.st_mode & S_IRGRP) && getegid () == statbuf.st_gid) || |
196 | ((statbuf.st_mode & S_IRUSR) && geteuid() == statbuf.st_uid) || |
89 | ((statbuf.st_mode & S_IRUSR) && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IROTH)) |
197 | (statbuf.st_mode & S_IROTH)) |
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198 | mode |= 4; |
90 | mode |= 4; |
199 | |
91 | |
200 | if ((statbuf.st_mode & S_IWGRP && getegid() == statbuf.st_gid) || |
92 | if ((statbuf.st_mode & S_IWGRP && getegid () == statbuf.st_gid) || |
201 | (statbuf.st_mode & S_IWUSR && geteuid() == statbuf.st_uid) || |
93 | (statbuf.st_mode & S_IWUSR && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IWOTH)) |
202 | (statbuf.st_mode & S_IWOTH)) |
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203 | mode |= 2; |
94 | mode |= 2; |
204 | |
95 | |
205 | return (mode); |
96 | return (mode); |
206 | #endif |
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207 | } |
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208 | |
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209 | /* |
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210 | * Prints out debug-information about a map. |
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211 | * Dumping these at llevError doesn't seem right, but is |
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212 | * necessary to make sure the information is in fact logged. |
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213 | */ |
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214 | |
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215 | void dump_map(const mapstruct *m) { |
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216 | LOG(llevError,"Map %s status: %d.\n",m->path,m->in_memory); |
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217 | LOG(llevError,"Size: %dx%d Start: %d,%d\n", |
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218 | MAP_WIDTH(m), MAP_HEIGHT(m), |
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219 | MAP_ENTER_X(m), MAP_ENTER_Y(m)); |
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220 | |
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221 | if(m->msg!=NULL) |
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222 | LOG(llevError,"Message:\n%s",m->msg); |
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223 | |
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224 | if(m->maplore!=NULL) |
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225 | LOG(llevError,"Lore:\n%s",m->maplore); |
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226 | |
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227 | if(m->tmpname!=NULL) |
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228 | LOG(llevError,"Tmpname: %s\n",m->tmpname); |
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229 | |
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230 | LOG(llevError,"Difficulty: %d\n",m->difficulty); |
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231 | LOG(llevError,"Darkness: %d\n",m->darkness); |
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232 | } |
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233 | |
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234 | /* |
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235 | * Prints out debug-information about all maps. |
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236 | * This basically just goes through all the maps and calls |
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237 | * dump_map on each one. |
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238 | */ |
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239 | |
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240 | void dump_all_maps(void) { |
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241 | mapstruct *m; |
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242 | for(m=first_map;m!=NULL;m=m->next) { |
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243 | dump_map(m); |
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244 | } |
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245 | } |
97 | } |
246 | |
98 | |
247 | /* This rolls up wall, blocks_magic, blocks_view, etc, all into |
99 | /* This rolls up wall, blocks_magic, blocks_view, etc, all into |
248 | * one function that just returns a P_.. value (see map.h) |
100 | * one function that just returns a P_.. value (see map.h) |
249 | * it will also do map translation for tiled maps, returning |
101 | * it will also do map translation for tiled maps, returning |
… | |
… | |
252 | * by a P_NEW_MAP value, another call to get_map_from_coord |
104 | * by a P_NEW_MAP value, another call to get_map_from_coord |
253 | * is needed. The case of not passing values is if we're just |
105 | * is needed. The case of not passing values is if we're just |
254 | * checking for the existence of something on those spaces, but |
106 | * checking for the existence of something on those spaces, but |
255 | * don't expect to insert/remove anything from those spaces. |
107 | * don't expect to insert/remove anything from those spaces. |
256 | */ |
108 | */ |
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109 | int |
257 | int get_map_flags(mapstruct *oldmap, mapstruct **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny) |
110 | get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny) |
258 | { |
111 | { |
259 | sint16 newx, newy; |
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260 | int retval=0; |
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261 | mapstruct *mp; |
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262 | |
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263 | if (out_of_map(oldmap, x, y)) return P_OUT_OF_MAP; |
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264 | newx = x; |
112 | sint16 newx = x; |
265 | newy = y; |
113 | sint16 newy = y; |
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114 | |
266 | mp = get_map_from_coord(oldmap, &newx, &newy); |
115 | maptile *mp = get_map_from_coord (oldmap, &newx, &newy); |
267 | if (mp != oldmap) |
116 | |
268 | retval |= P_NEW_MAP; |
117 | if (!mp) |
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118 | return P_OUT_OF_MAP; |
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119 | |
269 | if (newmap) *newmap = mp; |
120 | if (newmap) *newmap = mp; |
270 | if (nx) *nx = newx; |
121 | if (nx) *nx = newx; |
271 | if (ny) *ny = newy; |
122 | if (ny) *ny = newy; |
272 | retval |= mp->spaces[newx + mp->width * newy].flags; |
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273 | |
123 | |
274 | if (retval & P_SAFE) |
124 | return mp->at (newx, newy).flags () | (mp != oldmap ? P_NEW_MAP : 0); |
275 | retval |= P_NO_MAGIC | P_NO_CLERIC; // P_SAFE does imply these |
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276 | |
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277 | return retval; |
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278 | } |
125 | } |
279 | |
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280 | |
126 | |
281 | /* |
127 | /* |
282 | * Returns true if the given coordinate is blocked except by the |
128 | * Returns true if the given coordinate is blocked except by the |
283 | * object passed is not blocking. This is used with |
129 | * object passed is not blocking. This is used with |
284 | * multipart monsters - if we want to see if a 2x2 monster |
130 | * multipart monsters - if we want to see if a 2x2 monster |
… | |
… | |
288 | * monster. |
134 | * monster. |
289 | * m, x, y are the target map/coordinates - needed for map tiling. |
135 | * m, x, y are the target map/coordinates - needed for map tiling. |
290 | * the coordinates & map passed in should have been updated for tiling |
136 | * the coordinates & map passed in should have been updated for tiling |
291 | * by the caller. |
137 | * by the caller. |
292 | */ |
138 | */ |
293 | |
139 | int |
294 | int blocked_link(object *ob, mapstruct *m, int sx, int sy) { |
140 | blocked_link (object *ob, maptile *m, int sx, int sy) |
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141 | { |
295 | object *tmp; |
142 | object *tmp; |
296 | int mflags, blocked; |
143 | int mflags, blocked; |
297 | |
144 | |
298 | /* Make sure the coordinates are valid - they should be, as caller should |
145 | /* Make sure the coordinates are valid - they should be, as caller should |
299 | * have already checked this. |
146 | * have already checked this. |
300 | */ |
147 | */ |
301 | if (OUT_OF_REAL_MAP(m, sx, sy)) { |
148 | if (OUT_OF_REAL_MAP (m, sx, sy)) |
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149 | { |
302 | LOG(llevError,"blocked_link: Passed map, x, y coordinates outside of map\n"); |
150 | LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n"); |
303 | return 1; |
151 | return 1; |
304 | } |
152 | } |
305 | |
153 | |
306 | /* Save some cycles - instead of calling get_map_flags(), just get the value |
154 | /* Save some cycles - instead of calling get_map_flags(), just get the value |
307 | * directly. |
155 | * directly. |
308 | */ |
156 | */ |
309 | mflags = m->spaces[sx + m->width * sy].flags; |
157 | mflags = m->at (sx, sy).flags (); |
310 | |
158 | |
311 | blocked = GET_MAP_MOVE_BLOCK(m, sx, sy); |
159 | blocked = GET_MAP_MOVE_BLOCK (m, sx, sy); |
312 | |
160 | |
313 | /* If space is currently not blocked by anything, no need to |
161 | /* If space is currently not blocked by anything, no need to |
314 | * go further. Not true for players - all sorts of special |
162 | * go further. Not true for players - all sorts of special |
315 | * things we need to do for players. |
163 | * things we need to do for players. |
316 | */ |
164 | */ |
317 | if (ob->type != PLAYER && ! (mflags & P_IS_ALIVE) && (blocked==0)) return 0; |
165 | if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0)) |
318 | |
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319 | /* if there isn't anytyhing alive on this space, and this space isn't |
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320 | * otherwise blocked, we can return now. Only if there is a living |
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321 | * creature do we need to investigate if it is part of this creature |
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322 | * or another. Likewise, only if something is blocking us do we |
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323 | * need to investigate if there is a special circumstance that would |
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324 | * let the player through (inventory checkers for example) |
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325 | */ |
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326 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK(ob, blocked)) return 0; |
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327 | |
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328 | if(ob->head != NULL) |
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329 | ob=ob->head; |
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330 | |
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331 | /* We basically go through the stack of objects, and if there is |
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332 | * some other object that has NO_PASS or FLAG_ALIVE set, return |
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333 | * true. If we get through the entire stack, that must mean |
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334 | * ob is blocking it, so return 0. |
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335 | */ |
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336 | for(tmp = GET_MAP_OB(m,sx,sy); tmp!= NULL; tmp = tmp->above) { |
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337 | |
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338 | /* This must be before the checks below. Code for inventory checkers. */ |
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339 | if (tmp->type==CHECK_INV && OB_MOVE_BLOCK(ob, tmp)) { |
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340 | /* If last_sp is set, the player/monster needs an object, |
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341 | * so we check for it. If they don't have it, they can't |
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342 | * pass through this space. |
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343 | */ |
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344 | if (tmp->last_sp) { |
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345 | if (check_inv_recursive(ob,tmp)==NULL) |
|
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346 | return 1; |
|
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347 | else |
|
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348 | continue; |
|
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349 | } else { |
|
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350 | /* In this case, the player must not have the object - |
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351 | * if they do, they can't pass through. |
|
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352 | */ |
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353 | if (check_inv_recursive(ob,tmp)!=NULL) /* player has object */ |
|
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354 | return 1; |
|
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355 | else |
|
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356 | continue; |
|
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357 | } |
|
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358 | } /* if check_inv */ |
|
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359 | else { |
|
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360 | /* Broke apart a big nasty if into several here to make |
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361 | * this more readable. first check - if the space blocks |
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362 | * movement, can't move here. |
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363 | * second - if a monster, can't move there, unles it is a |
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364 | * hidden dm |
|
|
365 | */ |
|
|
366 | if (OB_MOVE_BLOCK(ob, tmp)) return 1; |
|
|
367 | if (QUERY_FLAG(tmp,FLAG_ALIVE) && tmp->head != ob && tmp != ob && |
|
|
368 | tmp->type != DOOR && !(QUERY_FLAG(tmp,FLAG_WIZ) && tmp->contr->hidden)) |
|
|
369 | return 1; |
|
|
370 | } |
|
|
371 | |
|
|
372 | } |
|
|
373 | return 0; |
166 | return 0; |
374 | } |
|
|
375 | |
167 | |
|
|
168 | /* if there isn't anytyhing alive on this space, and this space isn't |
|
|
169 | * otherwise blocked, we can return now. Only if there is a living |
|
|
170 | * creature do we need to investigate if it is part of this creature |
|
|
171 | * or another. Likewise, only if something is blocking us do we |
|
|
172 | * need to investigate if there is a special circumstance that would |
|
|
173 | * let the player through (inventory checkers for example) |
|
|
174 | */ |
|
|
175 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked)) |
|
|
176 | return 0; |
|
|
177 | |
|
|
178 | ob = ob->head_ (); |
|
|
179 | |
|
|
180 | /* We basically go through the stack of objects, and if there is |
|
|
181 | * some other object that has NO_PASS or FLAG_ALIVE set, return |
|
|
182 | * true. If we get through the entire stack, that must mean |
|
|
183 | * ob is blocking it, so return 0. |
|
|
184 | */ |
|
|
185 | for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above) |
|
|
186 | { |
|
|
187 | |
|
|
188 | /* This must be before the checks below. Code for inventory checkers. */ |
|
|
189 | if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp)) |
|
|
190 | { |
|
|
191 | /* If last_sp is set, the player/monster needs an object, |
|
|
192 | * so we check for it. If they don't have it, they can't |
|
|
193 | * pass through this space. |
|
|
194 | */ |
|
|
195 | if (tmp->last_sp) |
|
|
196 | { |
|
|
197 | if (check_inv_recursive (ob, tmp) == NULL) |
|
|
198 | return 1; |
|
|
199 | else |
|
|
200 | continue; |
|
|
201 | } |
|
|
202 | else |
|
|
203 | { |
|
|
204 | /* In this case, the player must not have the object - |
|
|
205 | * if they do, they can't pass through. |
|
|
206 | */ |
|
|
207 | if (check_inv_recursive (ob, tmp) != NULL) /* player has object */ |
|
|
208 | return 1; |
|
|
209 | else |
|
|
210 | continue; |
|
|
211 | } |
|
|
212 | } /* if check_inv */ |
|
|
213 | else |
|
|
214 | { |
|
|
215 | /* Broke apart a big nasty if into several here to make |
|
|
216 | * this more readable. first check - if the space blocks |
|
|
217 | * movement, can't move here. |
|
|
218 | * second - if a monster, can't move there, unless it is a |
|
|
219 | * hidden dm |
|
|
220 | */ |
|
|
221 | if (OB_MOVE_BLOCK (ob, tmp)) |
|
|
222 | return 1; |
|
|
223 | |
|
|
224 | if (tmp->flag [FLAG_ALIVE] |
|
|
225 | && tmp->head_ () != ob |
|
|
226 | && tmp != ob |
|
|
227 | && tmp->type != DOOR |
|
|
228 | && !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden)) |
|
|
229 | return 1; |
|
|
230 | } |
|
|
231 | |
|
|
232 | } |
|
|
233 | return 0; |
|
|
234 | } |
376 | |
235 | |
377 | /* |
236 | /* |
378 | * Returns true if the given object can't fit in the given spot. |
237 | * Returns true if the given object can't fit in the given spot. |
379 | * This is meant for multi space objects - for single space objecs, |
238 | * This is meant for multi space objects - for single space objecs, |
380 | * just calling get_map_blocked and checking that against movement type |
239 | * just calling get_map_blocked and checking that against movement type |
… | |
… | |
398 | * |
257 | * |
399 | * Note this used to be arch_blocked, but with new movement |
258 | * Note this used to be arch_blocked, but with new movement |
400 | * code, we need to have actual object to check its move_type |
259 | * code, we need to have actual object to check its move_type |
401 | * against the move_block values. |
260 | * against the move_block values. |
402 | */ |
261 | */ |
403 | |
262 | int |
404 | int ob_blocked(const object *ob,mapstruct *m,sint16 x,sint16 y) { |
263 | ob_blocked (const object *ob, maptile *m, sint16 x, sint16 y) |
|
|
264 | { |
405 | archetype *tmp; |
265 | archetype *tmp; |
406 | int flag; |
266 | int flag; |
407 | mapstruct *m1; |
267 | maptile *m1; |
408 | sint16 sx, sy; |
268 | sint16 sx, sy; |
409 | |
269 | |
410 | if(ob==NULL) { |
270 | if (!ob) |
|
|
271 | { |
411 | flag= get_map_flags(m,&m1, x,y, &sx, &sy); |
272 | flag = get_map_flags (m, &m1, x, y, &sx, &sy); |
412 | if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; |
273 | if (flag & P_OUT_OF_MAP) |
|
|
274 | return P_OUT_OF_MAP; |
413 | |
275 | |
414 | /* don't have object, so don't know what types would block */ |
276 | /* don't have object, so don't know what types would block */ |
415 | return(GET_MAP_MOVE_BLOCK(m1, sx, sy)); |
277 | return m1->at (sx, sy).move_block; |
|
|
278 | } |
|
|
279 | |
|
|
280 | for (tmp = ob->arch; tmp; tmp = (archetype *)tmp->more) |
416 | } |
281 | { |
417 | |
|
|
418 | for(tmp=ob->arch; tmp!=NULL;tmp=tmp->more) { |
|
|
419 | flag = get_map_flags(m, &m1, x+tmp->clone.x,y+tmp->clone.y, &sx, &sy); |
282 | flag = get_map_flags (m, &m1, x + tmp->x, y + tmp->y, &sx, &sy); |
420 | |
283 | |
421 | if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; |
284 | if (flag & P_OUT_OF_MAP) |
422 | if (flag & P_IS_ALIVE) return P_IS_ALIVE; |
285 | return P_OUT_OF_MAP; |
|
|
286 | if (flag & P_IS_ALIVE) |
|
|
287 | return P_IS_ALIVE; |
423 | |
288 | |
|
|
289 | mapspace &ms = m1->at (sx, sy); |
|
|
290 | |
424 | /* find_first_free_spot() calls this function. However, often |
291 | /* find_first_free_spot() calls this function. However, often |
425 | * ob doesn't have any move type (when used to place exits) |
292 | * ob doesn't have any move type (when used to place exits) |
426 | * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. |
293 | * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. |
427 | */ |
294 | */ |
428 | |
295 | |
429 | if (ob->move_type == 0 && GET_MAP_MOVE_BLOCK(m1, sx, sy) != MOVE_ALL) continue; |
296 | if (ob->move_type == 0 && ms.move_block != MOVE_ALL) |
|
|
297 | continue; |
430 | |
298 | |
431 | /* Note it is intentional that we check ob - the movement type of the |
299 | /* Note it is intentional that we check ob - the movement type of the |
432 | * head of the object should correspond for the entire object. |
300 | * head of the object should correspond for the entire object. |
433 | */ |
301 | */ |
434 | if (OB_TYPE_MOVE_BLOCK(ob, GET_MAP_MOVE_BLOCK(m1, sx, sy))) |
302 | if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block)) |
435 | return AB_NO_PASS; |
303 | return P_NO_PASS; |
436 | |
|
|
437 | } |
304 | } |
|
|
305 | |
438 | return 0; |
306 | return 0; |
439 | } |
307 | } |
440 | |
308 | |
441 | /* When the map is loaded, load_object does not actually insert objects |
309 | /* When the map is loaded, load_object does not actually insert objects |
442 | * into inventory, but just links them. What this does is go through |
310 | * into inventory, but just links them. What this does is go through |
443 | * and insert them properly. |
311 | * and insert them properly. |
444 | * The object 'container' is the object that contains the inventory. |
312 | * The object 'container' is the object that contains the inventory. |
445 | * This is needed so that we can update the containers weight. |
313 | * This is needed so that we can update the containers weight. |
446 | */ |
314 | */ |
447 | |
315 | void |
448 | void fix_container(object *container) |
316 | fix_container (object *container) |
449 | { |
317 | { |
450 | object *tmp=container->inv, *next; |
318 | object *tmp = container->inv, *next; |
451 | |
319 | |
452 | container->inv=NULL; |
320 | container->inv = 0; |
453 | while (tmp!=NULL) { |
321 | while (tmp) |
|
|
322 | { |
454 | next = tmp->below; |
323 | next = tmp->below; |
455 | if (tmp->inv) |
324 | if (tmp->inv) |
456 | fix_container(tmp); |
325 | fix_container (tmp); |
|
|
326 | |
457 | (void) insert_ob_in_ob(tmp,container); |
327 | insert_ob_in_ob (tmp, container); |
458 | tmp = next; |
328 | tmp = next; |
459 | } |
329 | } |
|
|
330 | |
460 | /* sum_weight will go through and calculate what all the containers are |
331 | /* sum_weight will go through and calculate what all the containers are |
461 | * carrying. |
332 | * carrying. |
462 | */ |
333 | */ |
463 | sum_weight(container); |
334 | sum_weight (container); |
|
|
335 | } |
|
|
336 | |
|
|
337 | void |
|
|
338 | maptile::set_object_flag (int flag, int value) |
|
|
339 | { |
|
|
340 | if (!spaces) |
|
|
341 | return; |
|
|
342 | |
|
|
343 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
|
|
344 | for (object *tmp = ms->bot; tmp; tmp = tmp->above) |
|
|
345 | tmp->flag [flag] = value; |
464 | } |
346 | } |
465 | |
347 | |
466 | /* link_multipart_objects go through all the objects on the map looking |
348 | /* link_multipart_objects go through all the objects on the map looking |
467 | * for objects whose arch says they are multipart yet according to the |
349 | * for objects whose arch says they are multipart yet according to the |
468 | * info we have, they only have the head (as would be expected when |
350 | * info we have, they only have the head (as would be expected when |
469 | * they are saved). We do have to look for the old maps that did save |
351 | * they are saved). |
470 | * the more sections and not re-add sections for them. |
|
|
471 | */ |
352 | */ |
472 | |
353 | void |
473 | static void link_multipart_objects(mapstruct *m) |
354 | maptile::link_multipart_objects () |
474 | { |
355 | { |
475 | int x,y; |
356 | if (!spaces) |
476 | object *tmp, *op, *last, *above; |
357 | return; |
477 | archetype *at; |
|
|
478 | |
358 | |
479 | for(x=0;x<MAP_WIDTH(m);x++) |
359 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
480 | for(y=0;y<MAP_HEIGHT(m);y++) |
360 | { |
481 | for(tmp=get_map_ob(m,x,y);tmp!=NULL;tmp=above) { |
361 | object *op = ms->bot; |
482 | above=tmp->above; |
362 | while (op) |
483 | |
363 | { |
484 | /* already multipart - don't do anything more */ |
364 | /* already multipart - don't do anything more */ |
485 | if (tmp->head || tmp->more) continue; |
365 | if (op->head_ () == op && !op->more && op->arch->more) |
|
|
366 | { |
|
|
367 | op->remove (); |
|
|
368 | op->expand_tail (); |
486 | |
369 | |
487 | /* If there is nothing more to this object, this for loop |
370 | // FIXME: INS_ON_TOP is just a workaround for the pentagram vs. |
488 | * won't do anything. |
371 | // multi-tile monster bug, where INS_ABOVE_FLOOR_ONLY put the monsters |
489 | */ |
372 | // below the pentagrams... hopefully INS_ON_TOP doesn't break anything |
490 | for (at = tmp->arch->more, last=tmp; at != NULL; at=at->more, last=op) { |
373 | insert (op, op->x, op->y, 0, INS_NO_MERGE | INS_ON_TOP | INS_NO_WALK_ON); |
491 | op = arch_to_object(at); |
|
|
492 | |
374 | |
493 | /* update x,y coordinates */ |
375 | op = ms->bot; // we are mutating the mapspace too much with INS_ON_TOP |
494 | op->x += tmp->x; |
376 | // so we have to reset the iteration through the mapspace |
495 | op->y += tmp->y; |
377 | } |
496 | op->head = tmp; |
378 | else |
497 | op->map = m; |
379 | op = op->above; |
498 | last->more = op; |
380 | } |
499 | if (tmp->name != op->name) { |
|
|
500 | if (op->name) free_string(op->name); |
|
|
501 | op->name = add_string(tmp->name); |
|
|
502 | } |
381 | } |
503 | if (tmp->title != op->title) { |
|
|
504 | if (op->title) free_string(op->title); |
|
|
505 | op->title = add_string(tmp->title); |
|
|
506 | } |
|
|
507 | /* we could link all the parts onto tmp, and then just |
|
|
508 | * call insert_ob_in_map once, but the effect is the same, |
|
|
509 | * as insert_ob_in_map will call itself with each part, and |
|
|
510 | * the coding is simpler to just to it here with each part. |
|
|
511 | */ |
|
|
512 | insert_ob_in_map(op, op->map, tmp,INS_NO_MERGE|INS_ABOVE_FLOOR_ONLY|INS_NO_WALK_ON); |
|
|
513 | } /* for at = tmp->arch->more */ |
|
|
514 | } /* for objects on this space */ |
|
|
515 | } |
382 | } |
516 | |
|
|
517 | |
|
|
518 | |
383 | |
519 | /* |
384 | /* |
520 | * Loads (ands parses) the objects into a given map from the specified |
385 | * Loads (ands parses) the objects into a given map from the specified |
521 | * file pointer. |
386 | * file pointer. |
522 | * mapflags is the same as we get with load_original_map |
|
|
523 | */ |
|
|
524 | |
|
|
525 | void load_objects (mapstruct *m, FILE *fp, int mapflags) { |
|
|
526 | int i,j,bufstate=LO_NEWFILE; |
|
|
527 | int unique; |
|
|
528 | object *op, *prev=NULL,*last_more=NULL, *otmp; |
|
|
529 | |
|
|
530 | op=get_object(); |
|
|
531 | op->map = m; /* To handle buttons correctly */ |
|
|
532 | |
|
|
533 | while((i=load_object(fp,op,bufstate, mapflags))) { |
|
|
534 | /* Since the loading of the map header does not load an object |
|
|
535 | * anymore, we need to pass LO_NEWFILE for the first object loaded, |
|
|
536 | * and then switch to LO_REPEAT for faster loading. |
|
|
537 | */ |
387 | */ |
538 | bufstate = LO_REPEAT; |
388 | bool |
|
|
389 | maptile::_load_objects (object_thawer &f) |
|
|
390 | { |
|
|
391 | for (;;) |
|
|
392 | { |
|
|
393 | coroapi::cede_to_tick_every (100); // cede once in a while |
539 | |
394 | |
540 | /* if the archetype for the object is null, means that we |
395 | switch (f.kw) |
541 | * got an invalid object. Don't do anything with it - the game |
396 | { |
542 | * or editor will not be able to do anything with it either. |
397 | case KW_arch: |
543 | */ |
398 | if (object *op = object::read (f, this)) |
544 | if (op->arch==NULL) { |
399 | { |
545 | LOG(llevDebug,"Discarding object without arch: %s\n", op->name?op->name:"(null)"); |
400 | if (op->inv) |
546 | continue; |
401 | sum_weight (op); |
547 | } |
|
|
548 | |
402 | |
549 | |
|
|
550 | switch(i) { |
|
|
551 | case LL_NORMAL: |
|
|
552 | /* if we are loading an overlay, put the floors on the bottom */ |
|
|
553 | if ((QUERY_FLAG(op, FLAG_IS_FLOOR) || |
|
|
554 | QUERY_FLAG(op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY) |
|
|
555 | insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY | INS_MAP_LOAD); |
|
|
556 | else |
|
|
557 | insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD); |
403 | insert_ob_in_map (op, this, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD); |
|
|
404 | } |
558 | |
405 | |
559 | if (op->inv) |
406 | continue; |
560 | sum_weight(op); |
|
|
561 | |
407 | |
562 | prev=op,last_more=op; |
408 | case KW_EOF: |
563 | break; |
409 | return true; |
564 | |
410 | |
565 | case LL_MORE: |
411 | default: |
566 | insert_ob_in_map(op,m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY); |
412 | if (!f.parse_error ("map file")) |
567 | op->head=prev,last_more->more=op,last_more=op; |
413 | return false; |
568 | break; |
414 | break; |
569 | } |
415 | } |
570 | if (mapflags & MAP_STYLE) { |
416 | |
571 | remove_from_active_list(op); |
417 | f.next (); |
572 | } |
418 | } |
573 | op=get_object(); |
419 | |
574 | op->map = m; |
420 | return true; |
|
|
421 | } |
|
|
422 | |
|
|
423 | void |
|
|
424 | maptile::activate () |
|
|
425 | { |
|
|
426 | active = true; |
|
|
427 | |
|
|
428 | if (spaces) |
|
|
429 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
|
|
430 | for (object *op = ms->bot; op; op = op->above) |
|
|
431 | op->activate_recursive (); |
|
|
432 | } |
|
|
433 | |
|
|
434 | void |
|
|
435 | maptile::deactivate () |
|
|
436 | { |
|
|
437 | active = false; |
|
|
438 | |
|
|
439 | if (spaces) |
|
|
440 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
|
|
441 | for (object *op = ms->bot; op; op = op->above) |
|
|
442 | op->deactivate_recursive (); |
|
|
443 | } |
|
|
444 | |
|
|
445 | bool |
|
|
446 | maptile::_save_objects (object_freezer &f, int flags) |
|
|
447 | { |
|
|
448 | coroapi::cede_to_tick (); |
|
|
449 | |
|
|
450 | if (flags & IO_HEADER) |
|
|
451 | _save_header (f); |
|
|
452 | |
|
|
453 | if (!spaces) |
|
|
454 | return false; |
|
|
455 | |
|
|
456 | for (int i = 0; i < size (); ++i) |
575 | } |
457 | { |
576 | for (i=0;i<m->width;i++){ |
458 | int unique = 0; |
577 | for (j=0;j<m->height;j++){ |
459 | for (object *op = spaces [i].bot; op; op = op->above) |
|
|
460 | { |
|
|
461 | if (op->flag [FLAG_UNIQUE] && op->flag [FLAG_IS_FLOOR]) |
578 | unique =0; |
462 | unique = 1; |
579 | /* check for unique items, or unique squares */ |
463 | |
580 | for (otmp = get_map_ob(m, i, j); otmp; otmp = otmp->above) { |
464 | if (!op->can_map_save ()) |
581 | if (QUERY_FLAG(otmp, FLAG_UNIQUE) || QUERY_FLAG(otmp, FLAG_OBJ_SAVE_ON_OVL)) |
465 | continue; |
582 | unique = 1; |
466 | |
583 | if (!(mapflags & (MAP_OVERLAY|MAP_PLAYER_UNIQUE) || unique)) |
467 | if (unique || op->flag [FLAG_UNIQUE]) |
584 | SET_FLAG(otmp, FLAG_OBJ_ORIGINAL); |
468 | { |
|
|
469 | if (flags & IO_UNIQUES) |
|
|
470 | op->write (f); |
|
|
471 | } |
|
|
472 | else if (flags & IO_OBJECTS) |
|
|
473 | op->write (f); |
|
|
474 | } |
585 | } |
475 | } |
586 | } |
476 | |
|
|
477 | coroapi::cede_to_tick (); |
|
|
478 | |
|
|
479 | return true; |
|
|
480 | } |
|
|
481 | |
|
|
482 | bool |
|
|
483 | maptile::_load_objects (const char *path, bool skip_header) |
|
|
484 | { |
|
|
485 | object_thawer f (path); |
|
|
486 | |
|
|
487 | if (!f) |
|
|
488 | return false; |
|
|
489 | |
|
|
490 | f.next (); |
|
|
491 | |
|
|
492 | if (skip_header) |
|
|
493 | for (;;) |
|
|
494 | { |
|
|
495 | keyword kw = f.kw; |
|
|
496 | f.skip (); |
|
|
497 | if (kw == KW_end) |
|
|
498 | break; |
587 | } |
499 | } |
588 | free_object(op); |
|
|
589 | link_multipart_objects(m); |
|
|
590 | } |
|
|
591 | |
500 | |
592 | /* This saves all the objects on the map in a non destructive fashion. |
501 | return _load_objects (f); |
593 | * Modified by MSW 2001-07-01 to do in a single pass - reduces code, |
502 | } |
594 | * and we only save the head of multi part objects - this is needed |
503 | |
595 | * in order to do map tiling properly. |
504 | bool |
|
|
505 | maptile::_save_objects (const char *path, int flags) |
|
|
506 | { |
|
|
507 | object_freezer freezer; |
|
|
508 | |
|
|
509 | if (!_save_objects (freezer, flags)) |
|
|
510 | return false; |
|
|
511 | |
|
|
512 | return freezer.save (path); |
|
|
513 | } |
|
|
514 | |
|
|
515 | maptile::maptile () |
|
|
516 | { |
|
|
517 | in_memory = MAP_SWAPPED; |
|
|
518 | |
|
|
519 | /* The maps used to pick up default x and y values from the |
|
|
520 | * map archetype. Mimic that behaviour. |
596 | */ |
521 | */ |
597 | void save_objects (mapstruct *m, FILE *fp, FILE *fp2, int flag) { |
522 | width = 16; |
598 | int i, j = 0,unique=0; |
523 | height = 16; |
599 | object *op; |
524 | timeout = 300; |
600 | /* first pass - save one-part objects */ |
525 | max_nrof = 1000; // 1000 items of anything |
601 | for(i = 0; i < MAP_WIDTH(m); i++) |
526 | max_volume = 2000000; // 2m³ |
602 | for (j = 0; j < MAP_HEIGHT(m); j++) { |
527 | } |
603 | unique=0; |
|
|
604 | for(op = get_map_ob (m, i, j); op; op = op->above) { |
|
|
605 | if (QUERY_FLAG(op,FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) |
|
|
606 | unique=1; |
|
|
607 | |
528 | |
608 | if(op->type == PLAYER) { |
529 | maptile::maptile (int w, int h) |
609 | LOG(llevDebug, "Player on map that is being saved\n"); |
530 | { |
610 | continue; |
531 | in_memory = MAP_SWAPPED; |
611 | } |
|
|
612 | |
532 | |
613 | if (op->head || op->owner) |
533 | width = w; |
614 | continue; |
534 | height = h; |
|
|
535 | reset_timeout = 0; |
|
|
536 | timeout = 300; |
|
|
537 | enter_x = 0; |
|
|
538 | enter_y = 0; |
615 | |
539 | |
616 | if (unique || QUERY_FLAG(op, FLAG_UNIQUE)) |
540 | alloc (); |
617 | save_object( fp2 , op, 3); |
|
|
618 | else |
|
|
619 | if (flag == 0 || |
|
|
620 | (flag == 2 && (!QUERY_FLAG(op, FLAG_OBJ_ORIGINAL) && |
|
|
621 | !QUERY_FLAG(op, FLAG_UNPAID)))) |
|
|
622 | save_object(fp, op, 3); |
|
|
623 | |
|
|
624 | } /* for this space */ |
|
|
625 | } /* for this j */ |
|
|
626 | } |
541 | } |
627 | |
542 | |
628 | /* |
543 | /* |
629 | * Allocates, initialises, and returns a pointer to a mapstruct. |
|
|
630 | * Modified to no longer take a path option which was not being |
|
|
631 | * used anyways. MSW 2001-07-01 |
|
|
632 | */ |
|
|
633 | |
|
|
634 | mapstruct *get_linked_map(void) { |
|
|
635 | mapstruct *map=(mapstruct *) calloc(1,sizeof(mapstruct)); |
|
|
636 | mapstruct *mp; |
|
|
637 | |
|
|
638 | if(map==NULL) |
|
|
639 | fatal(OUT_OF_MEMORY); |
|
|
640 | |
|
|
641 | for(mp=first_map;mp!=NULL&&mp->next!=NULL;mp=mp->next); |
|
|
642 | if(mp==NULL) |
|
|
643 | first_map=map; |
|
|
644 | else |
|
|
645 | mp->next=map; |
|
|
646 | |
|
|
647 | map->in_memory=MAP_SWAPPED; |
|
|
648 | /* The maps used to pick up default x and y values from the |
|
|
649 | * map archetype. Mimic that behaviour. |
|
|
650 | */ |
|
|
651 | MAP_WIDTH(map)=16; |
|
|
652 | MAP_HEIGHT(map)=16; |
|
|
653 | MAP_RESET_TIMEOUT(map)=0; |
|
|
654 | MAP_TIMEOUT(map)=300; |
|
|
655 | MAP_ENTER_X(map)=0; |
|
|
656 | MAP_ENTER_Y(map)=0; |
|
|
657 | /*set part to -1 indicating conversion to weather map not yet done*/ |
|
|
658 | MAP_WORLDPARTX(map)=-1; |
|
|
659 | MAP_WORLDPARTY(map)=-1; |
|
|
660 | return map; |
|
|
661 | } |
|
|
662 | |
|
|
663 | /* |
|
|
664 | * Allocates the arrays contained in a mapstruct. |
544 | * Allocates the arrays contained in a maptile. |
665 | * This basically allocates the dynamic array of spaces for the |
545 | * This basically allocates the dynamic array of spaces for the |
666 | * map. |
546 | * map. |
667 | */ |
547 | */ |
668 | |
548 | void |
669 | void allocate_map(mapstruct *m) { |
549 | maptile::alloc () |
670 | m->in_memory = MAP_IN_MEMORY; |
550 | { |
671 | /* Log this condition and free the storage. We could I suppose |
|
|
672 | * realloc, but if the caller is presuming the data will be intact, |
|
|
673 | * that is their poor assumption. |
|
|
674 | */ |
|
|
675 | if (m->spaces) { |
551 | if (spaces) |
676 | LOG(llevError,"allocate_map called with already allocated map (%s)\n", m->path); |
|
|
677 | free(m->spaces); |
|
|
678 | } |
|
|
679 | |
|
|
680 | m->spaces = (MapSpace *) calloc(1, MAP_WIDTH(m) * MAP_HEIGHT(m) * sizeof(MapSpace)); |
|
|
681 | |
|
|
682 | if(m->spaces==NULL) |
|
|
683 | fatal(OUT_OF_MEMORY); |
|
|
684 | } |
|
|
685 | |
|
|
686 | /* Create and returns a map of the specific size. Used |
|
|
687 | * in random map code and the editor. |
|
|
688 | */ |
|
|
689 | mapstruct *get_empty_map(int sizex, int sizey) { |
|
|
690 | mapstruct *m = get_linked_map(); |
|
|
691 | m->width = sizex; |
|
|
692 | m->height = sizey; |
|
|
693 | m->in_memory = MAP_SWAPPED; |
|
|
694 | allocate_map(m); |
|
|
695 | return m; |
552 | return; |
|
|
553 | |
|
|
554 | spaces = salloc0<mapspace> (size ()); |
696 | } |
555 | } |
697 | |
556 | |
698 | /* Takes a string from a map definition and outputs a pointer to the array of shopitems |
557 | /* Takes a string from a map definition and outputs a pointer to the array of shopitems |
699 | * corresponding to that string. Memory is allocated for this, it must be freed |
558 | * corresponding to that string. Memory is allocated for this, it must be freed |
700 | * at a later date. |
559 | * at a later date. |
701 | * Called by parse_map_headers below. |
560 | * Called by parse_map_headers below. |
702 | */ |
561 | */ |
703 | |
562 | static shopitems * |
704 | static shopitems *parse_shop_string (const char *input_string) { |
563 | parse_shop_string (const char *input_string) |
|
|
564 | { |
705 | char *shop_string, *p, *q, *next_semicolon, *next_colon; |
565 | char *shop_string, *p, *q, *next_semicolon, *next_colon; |
706 | shopitems *items=NULL; |
566 | shopitems *items = NULL; |
707 | int i=0, number_of_entries=0; |
567 | int i = 0, number_of_entries = 0; |
708 | const typedata *current_type; |
568 | const typedata *current_type; |
709 | |
569 | |
710 | shop_string=strdup_local(input_string); |
570 | shop_string = strdup (input_string); |
711 | p=shop_string; |
571 | p = shop_string; |
712 | /* first we'll count the entries, we'll need that for allocating the array shortly */ |
572 | /* first we'll count the entries, we'll need that for allocating the array shortly */ |
713 | while (p) { |
573 | while (p) |
|
|
574 | { |
714 | p=strchr(p, ';'); |
575 | p = strchr (p, ';'); |
715 | number_of_entries++; |
576 | number_of_entries++; |
716 | if (p) p++; |
577 | if (p) |
|
|
578 | p++; |
717 | } |
579 | } |
|
|
580 | |
718 | p=shop_string; |
581 | p = shop_string; |
719 | strip_endline(p); |
582 | strip_endline (p); |
720 | items=(shopitems *) CALLOC(number_of_entries+1, sizeof(shopitems)); |
583 | items = new shopitems[number_of_entries + 1]; |
721 | memset(items, 0, (sizeof(shopitems) * number_of_entries+1)); |
|
|
722 | for (i=0; i<number_of_entries; i++) { |
584 | for (i = 0; i < number_of_entries; i++) |
723 | if (!p) { |
585 | { |
|
|
586 | if (!p) |
|
|
587 | { |
724 | LOG(llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n"); |
588 | LOG (llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n"); |
725 | break; |
589 | break; |
726 | } |
|
|
727 | next_semicolon=strchr(p, ';'); |
|
|
728 | next_colon=strchr(p, ':'); |
|
|
729 | /* if there is a stregth specified, figure out what it is, we'll need it soon. */ |
|
|
730 | if (next_colon &&( !next_semicolon || next_colon<next_semicolon)) |
|
|
731 | items[i].strength=atoi(strchr(p,':')+1); |
|
|
732 | |
|
|
733 | if (isdigit(*p) || *p=='*') { |
|
|
734 | items[i].typenum = atoi(p); /* atoi returns 0 when we have an asterisk */ |
|
|
735 | current_type=get_typedata(items[i].typenum); |
|
|
736 | if (current_type) { |
|
|
737 | items[i].name=current_type->name; |
|
|
738 | items[i].name_pl=current_type->name_pl; |
|
|
739 | } |
|
|
740 | } |
|
|
741 | else { /*we have a named type, let's figure out what it is */ |
|
|
742 | q=strpbrk(p,";:"); |
|
|
743 | if (q) *q='\0'; |
|
|
744 | |
|
|
745 | current_type=get_typedata_by_name(p); |
|
|
746 | if (current_type) { |
|
|
747 | items[i].name=current_type->name; |
|
|
748 | items[i].typenum=current_type->number; |
|
|
749 | items[i].name_pl=current_type->name_pl; |
|
|
750 | } |
|
|
751 | else { /* oh uh, something's wrong, let's free up this one, and try |
|
|
752 | * the next entry while we're at it, better print a warning |
|
|
753 | */ |
|
|
754 | LOG(llevError, "invalid type %s defined in shopitems in string %s\n", |
|
|
755 | p, input_string); |
|
|
756 | } |
|
|
757 | } |
590 | } |
|
|
591 | |
|
|
592 | next_semicolon = strchr (p, ';'); |
|
|
593 | next_colon = strchr (p, ':'); |
|
|
594 | /* if there is a stregth specified, figure out what it is, we'll need it soon. */ |
|
|
595 | if (next_colon && (!next_semicolon || next_colon < next_semicolon)) |
|
|
596 | items[i].strength = atoi (strchr (p, ':') + 1); |
|
|
597 | |
|
|
598 | if (isdigit (*p) || *p == '*') |
|
|
599 | { |
|
|
600 | items[i].typenum = atoi (p); /* atoi returns 0 when we have an asterisk */ |
|
|
601 | current_type = get_typedata (items[i].typenum); |
|
|
602 | if (current_type) |
|
|
603 | { |
|
|
604 | items[i].name = current_type->name; |
|
|
605 | items[i].name_pl = current_type->name_pl; |
|
|
606 | } |
|
|
607 | } |
|
|
608 | else |
|
|
609 | { /*we have a named type, let's figure out what it is */ |
|
|
610 | q = strpbrk (p, ";:"); |
|
|
611 | if (q) |
|
|
612 | *q = '\0'; |
|
|
613 | |
|
|
614 | current_type = get_typedata_by_name (p); |
|
|
615 | if (current_type) |
|
|
616 | { |
|
|
617 | items[i].name = current_type->name; |
|
|
618 | items[i].typenum = current_type->number; |
|
|
619 | items[i].name_pl = current_type->name_pl; |
|
|
620 | } |
|
|
621 | else |
|
|
622 | { /* oh uh, something's wrong, let's free up this one, and try |
|
|
623 | * the next entry while we're at it, better print a warning |
|
|
624 | */ |
|
|
625 | LOG (llevError, "invalid type %s defined in shopitems in string %s\n", p, input_string); |
|
|
626 | } |
|
|
627 | } |
|
|
628 | |
758 | items[i].index=number_of_entries; |
629 | items[i].index = number_of_entries; |
759 | if (next_semicolon) p=++next_semicolon; |
630 | if (next_semicolon) |
760 | else p=NULL; |
631 | p = ++next_semicolon; |
|
|
632 | else |
|
|
633 | p = NULL; |
761 | } |
634 | } |
|
|
635 | |
762 | free(shop_string); |
636 | free (shop_string); |
763 | return items; |
637 | return items; |
764 | } |
638 | } |
765 | |
639 | |
766 | /* opposite of parse string, this puts the string that was originally fed in to |
640 | /* opposite of parse string, this puts the string that was originally fed in to |
767 | * the map (or something equivilent) into output_string. */ |
641 | * the map (or something equivilent) into output_string. */ |
|
|
642 | static void |
768 | static void print_shop_string(mapstruct *m, char *output_string) { |
643 | print_shop_string (maptile *m, char *output_string) |
|
|
644 | { |
769 | int i; |
645 | int i; |
770 | char tmp[MAX_BUF]; |
646 | char tmp[MAX_BUF]; |
|
|
647 | |
771 | strcpy(output_string, ""); |
648 | strcpy (output_string, ""); |
772 | for (i=0; i< m->shopitems[0].index; i++) { |
649 | for (i = 0; i < m->shopitems[0].index; i++) |
|
|
650 | { |
773 | if (m->shopitems[i].typenum) { |
651 | if (m->shopitems[i].typenum) |
|
|
652 | { |
774 | if (m->shopitems[i].strength) { |
653 | if (m->shopitems[i].strength) |
775 | sprintf(tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength); |
654 | sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength); |
776 | } |
655 | else |
777 | else sprintf(tmp, "%s;", m->shopitems[i].name); |
656 | sprintf (tmp, "%s;", m->shopitems[i].name); |
778 | } |
657 | } |
779 | else { |
658 | else |
|
|
659 | { |
780 | if (m->shopitems[i].strength) { |
660 | if (m->shopitems[i].strength) |
781 | sprintf(tmp, "*:%d;", m->shopitems[i].strength); |
661 | sprintf (tmp, "*:%d;", m->shopitems[i].strength); |
782 | } |
662 | else |
783 | else sprintf(tmp, "*"); |
663 | sprintf (tmp, "*"); |
784 | } |
664 | } |
|
|
665 | |
785 | strcat(output_string, tmp); |
666 | strcat (output_string, tmp); |
786 | } |
667 | } |
787 | } |
668 | } |
788 | |
669 | |
789 | /* This loads the header information of the map. The header |
670 | /* This loads the header information of the map. The header |
790 | * contains things like difficulty, size, timeout, etc. |
671 | * contains things like difficulty, size, timeout, etc. |
… | |
… | |
794 | * put all the stuff in the map object so that names actually make |
675 | * put all the stuff in the map object so that names actually make |
795 | * sense. |
676 | * sense. |
796 | * This could be done in lex (like the object loader), but I think |
677 | * This could be done in lex (like the object loader), but I think |
797 | * currently, there are few enough fields this is not a big deal. |
678 | * currently, there are few enough fields this is not a big deal. |
798 | * MSW 2001-07-01 |
679 | * MSW 2001-07-01 |
799 | * return 0 on success, 1 on failure. |
|
|
800 | */ |
680 | */ |
801 | |
681 | bool |
802 | static int load_map_header(FILE *fp, mapstruct *m) |
682 | maptile::_load_header (object_thawer &thawer) |
803 | { |
683 | { |
804 | char buf[HUGE_BUF], msgbuf[HUGE_BUF], maplorebuf[HUGE_BUF], *key=NULL, *value, *end; |
684 | for (;;) |
805 | int msgpos=0; |
685 | { |
806 | int maplorepos=0; |
686 | thawer.next (); |
807 | |
687 | |
808 | while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { |
688 | switch (thawer.kw) |
809 | buf[HUGE_BUF-1] = 0; |
689 | { |
810 | key = buf; |
690 | case KW_msg: |
811 | while (isspace(*key)) key++; |
691 | thawer.get_ml (KW_endmsg, msg); |
812 | if (*key == 0) continue; /* empty line */ |
692 | break; |
813 | value = strchr(key, ' '); |
693 | |
814 | if (!value) { |
694 | case KW_lore: // CF+ extension |
815 | end = strchr(key, '\n'); |
695 | thawer.get_ml (KW_endlore, maplore); |
816 | if (end != NULL) { |
696 | break; |
817 | *end = 0; |
697 | |
|
|
698 | case KW_maplore: |
|
|
699 | thawer.get_ml (KW_endmaplore, maplore); |
|
|
700 | break; |
|
|
701 | |
|
|
702 | case KW_arch: |
|
|
703 | if (strcmp (thawer.get_str (), "map")) |
|
|
704 | LOG (llevError, "%s: loading map and got a non 'arch map' line (arch %s), skipping.\n", &path, thawer.get_str ()); |
|
|
705 | break; |
|
|
706 | |
|
|
707 | case KW_oid: |
|
|
708 | thawer.get (this, thawer.get_sint32 ()); |
|
|
709 | break; |
|
|
710 | |
|
|
711 | case KW_file_format_version: break; // nop |
|
|
712 | |
|
|
713 | case KW_name: thawer.get (name); break; |
|
|
714 | case KW_attach: thawer.get (attach); break; |
|
|
715 | case KW_reset_time: thawer.get (reset_time); break; |
|
|
716 | case KW_shopgreed: thawer.get (shopgreed); break; |
|
|
717 | case KW_shopmin: thawer.get (shopmin); break; |
|
|
718 | case KW_shopmax: thawer.get (shopmax); break; |
|
|
719 | case KW_shoprace: thawer.get (shoprace); break; |
|
|
720 | case KW_outdoor: thawer.get (outdoor); break; |
|
|
721 | case KW_temp: thawer.get (temp); break; |
|
|
722 | case KW_pressure: thawer.get (pressure); break; |
|
|
723 | case KW_humid: thawer.get (humid); break; |
|
|
724 | case KW_windspeed: thawer.get (windspeed); break; |
|
|
725 | case KW_winddir: thawer.get (winddir); break; |
|
|
726 | case KW_sky: thawer.get (sky); break; |
|
|
727 | |
|
|
728 | case KW_per_player: thawer.get (per_player); break; |
|
|
729 | case KW_per_party: thawer.get (per_party); break; |
|
|
730 | case KW_no_reset: thawer.get (no_reset); break; |
|
|
731 | |
|
|
732 | case KW_region: default_region = region::find (thawer.get_str ()); break; |
|
|
733 | case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break; |
|
|
734 | |
|
|
735 | // old names new names |
|
|
736 | case KW_hp: case KW_enter_x: thawer.get (enter_x); break; |
|
|
737 | case KW_sp: case KW_enter_y: thawer.get (enter_y); break; |
|
|
738 | case KW_x: case KW_width: thawer.get (width); break; |
|
|
739 | case KW_y: case KW_height: thawer.get (height); break; |
|
|
740 | case KW_weight: case KW_reset_timeout: thawer.get (reset_timeout); break; |
|
|
741 | case KW_value: case KW_swap_time: thawer.get (timeout); break; |
|
|
742 | case KW_level: case KW_difficulty: thawer.get (difficulty); difficulty = clamp (difficulty, 1, settings.max_level); break; |
|
|
743 | case KW_invisible: case KW_darkness: thawer.get (darkness); break; |
|
|
744 | case KW_stand_still: case KW_fixed_resettime: thawer.get (fixed_resettime); break; |
|
|
745 | |
|
|
746 | case KW_tile_path_1: thawer.get (tile_path [0]); break; |
|
|
747 | case KW_tile_path_2: thawer.get (tile_path [1]); break; |
|
|
748 | case KW_tile_path_3: thawer.get (tile_path [2]); break; |
|
|
749 | case KW_tile_path_4: thawer.get (tile_path [3]); break; |
|
|
750 | |
|
|
751 | case KW_ERROR: |
|
|
752 | set_key (thawer.kw_str, thawer.value); |
|
|
753 | break; |
|
|
754 | |
|
|
755 | case KW_end: |
|
|
756 | return true; |
|
|
757 | |
|
|
758 | default: |
|
|
759 | if (!thawer.parse_error ("map", 0)) |
|
|
760 | return false; |
|
|
761 | break; |
|
|
762 | } |
818 | } |
763 | } |
819 | } else { |
|
|
820 | *value = 0; |
|
|
821 | value++; |
|
|
822 | end = strchr(value, '\n'); |
|
|
823 | while (isspace(*value)) { |
|
|
824 | value++; |
|
|
825 | if (*value == '\0' || value == end) { |
|
|
826 | /* Nothing but spaces. */ |
|
|
827 | value = NULL; |
|
|
828 | break; |
|
|
829 | } |
|
|
830 | } |
|
|
831 | } |
|
|
832 | if (!end) { |
|
|
833 | LOG(llevError, "Error loading map header - did not find a newline - perhaps file is truncated? Buf=%s\n", |
|
|
834 | buf); |
|
|
835 | return 1; |
|
|
836 | } |
|
|
837 | |
|
|
838 | |
764 | |
839 | /* key is the field name, value is what it should be set |
765 | abort (); |
840 | * to. We've already done the work to null terminate key, |
766 | } |
841 | * and strip off any leading spaces for both of these. |
|
|
842 | * We have not touched the newline at the end of the line - |
|
|
843 | * these are needed for some values. the end pointer |
|
|
844 | * points to the first of the newlines. |
|
|
845 | * value could be NULL! It would be easy enough to just point |
|
|
846 | * this to "" to prevent cores, but that would let more errors slide |
|
|
847 | * through. |
|
|
848 | * |
|
|
849 | * First check for entries that do not use the value parameter, then |
|
|
850 | * validate that value is given and check for the remaining entries |
|
|
851 | * that use the parameter. |
|
|
852 | */ |
|
|
853 | |
767 | |
854 | if (!strcmp(key,"msg")) { |
768 | bool |
855 | while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { |
769 | maptile::_load_header (const char *path) |
856 | if (!strcmp(buf,"endmsg\n")) break; |
770 | { |
857 | else { |
771 | object_thawer thawer (path); |
858 | /* slightly more efficient than strcat */ |
|
|
859 | strcpy(msgbuf+msgpos, buf); |
|
|
860 | msgpos += strlen(buf); |
|
|
861 | } |
|
|
862 | } |
|
|
863 | /* There are lots of maps that have empty messages (eg, msg/endmsg |
|
|
864 | * with nothing between). There is no reason in those cases to |
|
|
865 | * keep the empty message. Also, msgbuf contains garbage data |
|
|
866 | * when msgpos is zero, so copying it results in crashes |
|
|
867 | */ |
|
|
868 | if (msgpos != 0) |
|
|
869 | m->msg = strdup_local(msgbuf); |
|
|
870 | } |
|
|
871 | else if (!strcmp(key,"maplore")) { |
|
|
872 | while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { |
|
|
873 | if (!strcmp(buf,"endmaplore\n")) break; |
|
|
874 | else { |
|
|
875 | /* slightly more efficient than strcat */ |
|
|
876 | strcpy(maplorebuf+maplorepos, buf); |
|
|
877 | maplorepos += strlen(buf); |
|
|
878 | } |
|
|
879 | } |
|
|
880 | if (maplorepos != 0) |
|
|
881 | m->maplore = strdup_local(maplorebuf); |
|
|
882 | } |
|
|
883 | else if (!strcmp(key,"end")) { |
|
|
884 | break; |
|
|
885 | } |
|
|
886 | else if (value == NULL) { |
|
|
887 | LOG(llevError, "Got '%s' line without parameter in map header\n", key); |
|
|
888 | } |
|
|
889 | else if (!strcmp(key, "arch")) { |
|
|
890 | /* This is an oddity, but not something we care about much. */ |
|
|
891 | if (strcmp(value,"map\n")) |
|
|
892 | LOG(llevError,"loading map and got a non 'arch map' line(%s %s)?\n",key,value); |
|
|
893 | } |
|
|
894 | else if (!strcmp(key,"name")) { |
|
|
895 | *end=0; |
|
|
896 | m->name = strdup_local(value); |
|
|
897 | } |
|
|
898 | /* first strcmp value on these are old names supported |
|
|
899 | * for compatibility reasons. The new values (second) are |
|
|
900 | * what really should be used. |
|
|
901 | */ |
|
|
902 | else if (!strcmp(key,"hp") || !strcmp(key, "enter_x")) { |
|
|
903 | m->enter_x = atoi(value); |
|
|
904 | } else if (!strcmp(key,"sp") || !strcmp(key, "enter_y")) { |
|
|
905 | m->enter_y = atoi(value); |
|
|
906 | } else if (!strcmp(key,"x") || !strcmp(key, "width")) { |
|
|
907 | m->width = atoi(value); |
|
|
908 | } else if (!strcmp(key,"y") || !strcmp(key, "height")) { |
|
|
909 | m->height = atoi(value); |
|
|
910 | } else if (!strcmp(key,"weight") || !strcmp(key, "reset_timeout")) { |
|
|
911 | m->reset_timeout = atoi(value); |
|
|
912 | } else if (!strcmp(key,"value") || !strcmp(key, "swap_time")) { |
|
|
913 | m->timeout = atoi(value); |
|
|
914 | } else if (!strcmp(key,"level") || !strcmp(key, "difficulty")) { |
|
|
915 | m->difficulty = atoi(value); |
|
|
916 | } else if (!strcmp(key,"invisible") || !strcmp(key, "darkness")) { |
|
|
917 | m->darkness = atoi(value); |
|
|
918 | } else if (!strcmp(key,"stand_still") || !strcmp(key, "fixed_resettime")) { |
|
|
919 | m->fixed_resettime = atoi(value); |
|
|
920 | } else if (!strcmp(key,"unique")) { |
|
|
921 | m->unique = atoi(value); |
|
|
922 | } else if (!strcmp(key,"template")) { |
|
|
923 | m->templatemap = atoi(value); |
|
|
924 | } else if (!strcmp(key,"region")) { |
|
|
925 | m->region = get_region_by_name(value); |
|
|
926 | } else if (!strcmp(key,"shopitems")) { |
|
|
927 | *end=0; |
|
|
928 | m->shopitems = parse_shop_string(value); |
|
|
929 | } else if (!strcmp(key,"shopgreed")) { |
|
|
930 | m->shopgreed = atof(value); |
|
|
931 | } else if (!strcmp(key,"shopmin")) { |
|
|
932 | m->shopmin = atol(value); |
|
|
933 | } else if (!strcmp(key,"shopmax")) { |
|
|
934 | m->shopmax = atol(value); |
|
|
935 | } else if (!strcmp(key,"shoprace")) { |
|
|
936 | *end=0; |
|
|
937 | m->shoprace = strdup_local(value); |
|
|
938 | } else if (!strcmp(key,"outdoor")) { |
|
|
939 | m->outdoor = atoi(value); |
|
|
940 | } else if (!strcmp(key, "temp")) { |
|
|
941 | m->temp = atoi(value); |
|
|
942 | } else if (!strcmp(key, "pressure")) { |
|
|
943 | m->pressure = atoi(value); |
|
|
944 | } else if (!strcmp(key, "humid")) { |
|
|
945 | m->humid = atoi(value); |
|
|
946 | } else if (!strcmp(key, "windspeed")) { |
|
|
947 | m->windspeed = atoi(value); |
|
|
948 | } else if (!strcmp(key, "winddir")) { |
|
|
949 | m->winddir = atoi(value); |
|
|
950 | } else if (!strcmp(key, "sky")) { |
|
|
951 | m->sky = atoi(value); |
|
|
952 | } else if (!strcmp(key, "nosmooth")) { |
|
|
953 | m->nosmooth = atoi(value); |
|
|
954 | } else if (!strcmp(key, "safe_map")) { |
|
|
955 | m->safe_map = atoi(value); |
|
|
956 | } |
|
|
957 | else if (!strncmp(key,"tile_path_", 10)) { |
|
|
958 | int tile=atoi(key+10); |
|
|
959 | |
772 | |
960 | if (tile<1 || tile>4) { |
773 | if (!thawer) |
961 | LOG(llevError,"load_map_header: tile location %d out of bounds (%s)\n", |
|
|
962 | tile, m->path); |
|
|
963 | } else { |
|
|
964 | char *path; |
|
|
965 | |
|
|
966 | *end = 0; |
|
|
967 | |
|
|
968 | if (m->tile_path[tile-1]) { |
|
|
969 | LOG(llevError,"load_map_header: tile location %d duplicated (%s)\n", |
|
|
970 | tile, m->path); |
|
|
971 | free(m->tile_path[tile-1]); |
|
|
972 | m->tile_path[tile-1] = NULL; |
|
|
973 | } |
|
|
974 | |
|
|
975 | if (check_path(value, 1) != -1) { |
|
|
976 | /* The unadorned path works. */ |
|
|
977 | path = value; |
|
|
978 | } else { |
|
|
979 | /* Try again; it could be a relative exit. */ |
|
|
980 | |
|
|
981 | path = path_combine_and_normalize(m->path, value); |
|
|
982 | |
|
|
983 | if (check_path(path, 1) == -1) { |
|
|
984 | LOG(llevError, "get_map_header: Bad tile path %s %s\n", m->path, value); |
|
|
985 | path = NULL; |
|
|
986 | } |
|
|
987 | } |
|
|
988 | |
|
|
989 | if (editor) { |
|
|
990 | /* Use the value as in the file. */ |
|
|
991 | m->tile_path[tile-1] = strdup_local(value); |
|
|
992 | } else if (path != NULL) { |
|
|
993 | /* Use the normalized value. */ |
|
|
994 | m->tile_path[tile-1] = strdup_local(path); |
|
|
995 | } |
|
|
996 | } /* end if tile direction (in)valid */ |
|
|
997 | } |
|
|
998 | else { |
|
|
999 | LOG(llevError,"Got unknown value in map header: %s %s\n", key, value); |
|
|
1000 | } |
|
|
1001 | } |
|
|
1002 | if (!key || strcmp(key,"end")) { |
|
|
1003 | LOG(llevError,"Got premature eof on map header!\n"); |
|
|
1004 | return 1; |
|
|
1005 | } |
|
|
1006 | return 0; |
774 | return false; |
1007 | } |
|
|
1008 | |
775 | |
1009 | /* |
776 | return _load_header (thawer); |
1010 | * Opens the file "filename" and reads information about the map |
|
|
1011 | * from the given file, and stores it in a newly allocated |
|
|
1012 | * mapstruct. A pointer to this structure is returned, or NULL on failure. |
|
|
1013 | * flags correspond to those in map.h. Main ones used are |
|
|
1014 | * MAP_PLAYER_UNIQUE, in which case we don't do any name changes, and |
|
|
1015 | * MAP_BLOCK, in which case we block on this load. This happens in all |
|
|
1016 | * cases, no matter if this flag is set or not. |
|
|
1017 | * MAP_STYLE: style map - don't add active objects, don't add to server |
|
|
1018 | * managed map list. |
|
|
1019 | */ |
|
|
1020 | |
|
|
1021 | mapstruct *load_original_map(const char *filename, int flags) { |
|
|
1022 | FILE *fp; |
|
|
1023 | mapstruct *m; |
|
|
1024 | int comp; |
|
|
1025 | char pathname[MAX_BUF]; |
|
|
1026 | |
|
|
1027 | LOG(llevDebug, "load_original_map: %s (%x)\n", filename,flags); |
|
|
1028 | if (flags & MAP_PLAYER_UNIQUE) |
|
|
1029 | strcpy(pathname, filename); |
|
|
1030 | else if (flags & MAP_OVERLAY) |
|
|
1031 | strcpy(pathname, create_overlay_pathname(filename)); |
|
|
1032 | else |
|
|
1033 | strcpy(pathname, create_pathname(filename)); |
|
|
1034 | |
|
|
1035 | if((fp=open_and_uncompress(pathname, 0, &comp))==NULL) { |
|
|
1036 | LOG(llevError, "Can't open %s: %s\n", pathname, strerror_local(errno)); |
|
|
1037 | return (NULL); |
|
|
1038 | } |
|
|
1039 | |
|
|
1040 | m = get_linked_map(); |
|
|
1041 | |
|
|
1042 | strcpy (m->path, filename); |
|
|
1043 | if (load_map_header(fp, m)) { |
|
|
1044 | LOG(llevError,"Error loading map header for %s, flags=%d\n", |
|
|
1045 | filename, flags); |
|
|
1046 | delete_map(m); |
|
|
1047 | return NULL; |
|
|
1048 | } |
|
|
1049 | |
|
|
1050 | allocate_map(m); |
|
|
1051 | m->compressed = comp; |
|
|
1052 | |
|
|
1053 | m->in_memory=MAP_LOADING; |
|
|
1054 | load_objects (m, fp, flags & (MAP_BLOCK|MAP_STYLE)); |
|
|
1055 | close_and_delete(fp, comp); |
|
|
1056 | m->in_memory=MAP_IN_MEMORY; |
|
|
1057 | if (!MAP_DIFFICULTY(m)) |
|
|
1058 | MAP_DIFFICULTY(m)=calculate_difficulty(m); |
|
|
1059 | set_map_reset_time(m); |
|
|
1060 | if (load_original_map_callback) |
|
|
1061 | load_original_map_callback(m); |
|
|
1062 | return (m); |
|
|
1063 | } |
|
|
1064 | |
|
|
1065 | /* |
|
|
1066 | * Loads a map, which has been loaded earlier, from file. |
|
|
1067 | * Return the map object we load into (this can change from the passed |
|
|
1068 | * option if we can't find the original map) |
|
|
1069 | */ |
|
|
1070 | |
|
|
1071 | static mapstruct *load_temporary_map(mapstruct *m) { |
|
|
1072 | FILE *fp; |
|
|
1073 | int comp; |
|
|
1074 | char buf[MAX_BUF]; |
|
|
1075 | |
|
|
1076 | if (!m->tmpname) { |
|
|
1077 | LOG(llevError, "No temporary filename for map %s\n", m->path); |
|
|
1078 | strcpy(buf, m->path); |
|
|
1079 | delete_map(m); |
|
|
1080 | m = load_original_map(buf, 0); |
|
|
1081 | if(m==NULL) return NULL; |
|
|
1082 | fix_auto_apply(m); /* Chests which open as default */ |
|
|
1083 | return m; |
|
|
1084 | } |
|
|
1085 | |
|
|
1086 | if((fp=open_and_uncompress(m->tmpname,0, &comp))==NULL) { |
|
|
1087 | LOG(llevError, "Cannot open %s: %s\n",m->tmpname, strerror_local(errno)); |
|
|
1088 | strcpy(buf, m->path); |
|
|
1089 | delete_map(m); |
|
|
1090 | m = load_original_map(buf, 0); |
|
|
1091 | if(m==NULL) return NULL; |
|
|
1092 | fix_auto_apply(m); /* Chests which open as default */ |
|
|
1093 | return m; |
|
|
1094 | } |
|
|
1095 | |
|
|
1096 | |
|
|
1097 | if (load_map_header(fp, m)) { |
|
|
1098 | LOG(llevError,"Error loading map header for %s (%s)\n", |
|
|
1099 | m->path, m->tmpname); |
|
|
1100 | delete_map(m); |
|
|
1101 | m = load_original_map(m->path, 0); |
|
|
1102 | return NULL; |
|
|
1103 | } |
|
|
1104 | m->compressed = comp; |
|
|
1105 | allocate_map(m); |
|
|
1106 | |
|
|
1107 | m->in_memory=MAP_LOADING; |
|
|
1108 | load_objects (m, fp, 0); |
|
|
1109 | close_and_delete(fp, comp); |
|
|
1110 | m->in_memory=MAP_IN_MEMORY; |
|
|
1111 | if (load_temporary_map_callback) |
|
|
1112 | load_temporary_map_callback(m); |
|
|
1113 | return m; |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | /* |
|
|
1117 | * Loads a map, which has been loaded earlier, from file. |
|
|
1118 | * Return the map object we load into (this can change from the passed |
|
|
1119 | * option if we can't find the original map) |
|
|
1120 | */ |
|
|
1121 | |
|
|
1122 | mapstruct *load_overlay_map(const char *filename, mapstruct *m) { |
|
|
1123 | FILE *fp; |
|
|
1124 | int comp; |
|
|
1125 | char pathname[MAX_BUF]; |
|
|
1126 | |
|
|
1127 | strcpy(pathname, create_overlay_pathname(filename)); |
|
|
1128 | |
|
|
1129 | if((fp=open_and_uncompress(pathname, 0, &comp))==NULL) { |
|
|
1130 | /* LOG(llevDebug,"Can't open overlay %s\n", pathname);*/ |
|
|
1131 | return m; |
|
|
1132 | } |
|
|
1133 | |
|
|
1134 | if (load_map_header(fp, m)) { |
|
|
1135 | LOG(llevError,"Error loading map header for overlay %s (%s)\n", |
|
|
1136 | m->path, pathname); |
|
|
1137 | delete_map(m); |
|
|
1138 | m = load_original_map(m->path, 0); |
|
|
1139 | return NULL; |
|
|
1140 | } |
|
|
1141 | m->compressed = comp; |
|
|
1142 | /*allocate_map(m);*/ |
|
|
1143 | |
|
|
1144 | m->in_memory=MAP_LOADING; |
|
|
1145 | load_objects (m, fp, MAP_OVERLAY); |
|
|
1146 | close_and_delete(fp, comp); |
|
|
1147 | m->in_memory=MAP_IN_MEMORY; |
|
|
1148 | return m; |
|
|
1149 | } |
777 | } |
1150 | |
778 | |
1151 | /****************************************************************************** |
779 | /****************************************************************************** |
1152 | * This is the start of unique map handling code |
780 | * This is the start of unique map handling code |
1153 | *****************************************************************************/ |
781 | *****************************************************************************/ |
1154 | |
782 | |
1155 | /* This goes through map 'm' and removed any unique items on the map. */ |
783 | /* This goes through the maptile and removed any unique items on the map. */ |
1156 | static void delete_unique_items(mapstruct *m) |
784 | void |
|
|
785 | maptile::clear_unique_items () |
1157 | { |
786 | { |
|
|
787 | for (int i = 0; i < size (); ++i) |
|
|
788 | { |
1158 | int i,j,unique; |
789 | int unique = 0; |
1159 | object *op, *next; |
790 | for (object *op = spaces [i].bot; op; ) |
|
|
791 | { |
|
|
792 | object *above = op->above; |
1160 | |
793 | |
1161 | for(i=0; i<MAP_WIDTH(m); i++) |
|
|
1162 | for(j=0; j<MAP_HEIGHT(m); j++) { |
|
|
1163 | unique=0; |
|
|
1164 | for (op=get_map_ob(m, i, j); op; op=next) { |
|
|
1165 | next = op->above; |
|
|
1166 | if (QUERY_FLAG(op, FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) |
794 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
1167 | unique=1; |
795 | unique = 1; |
|
|
796 | |
1168 | if(op->head == NULL && (QUERY_FLAG(op, FLAG_UNIQUE) || unique)) { |
797 | if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) || unique)) |
1169 | clean_object(op); |
798 | { |
1170 | if (QUERY_FLAG(op, FLAG_IS_LINKED)) |
799 | op->destroy_inv (false); |
1171 | remove_button_link(op); |
800 | op->destroy (); |
1172 | remove_ob(op); |
801 | } |
1173 | free_object(op); |
802 | |
1174 | } |
803 | op = above; |
|
|
804 | } |
1175 | } |
805 | } |
1176 | } |
|
|
1177 | } |
806 | } |
1178 | |
807 | |
|
|
808 | bool |
|
|
809 | maptile::_save_header (object_freezer &freezer) |
|
|
810 | { |
|
|
811 | #define MAP_OUT(k) freezer.put (KW_ ## k, k) |
|
|
812 | #define MAP_OUT2(k,v) freezer.put (KW_ ## k, v) |
1179 | |
813 | |
1180 | /* |
814 | MAP_OUT2 (arch, "map"); |
1181 | * Loads unique objects from file(s) into the map which is in memory |
|
|
1182 | * m is the map to load unique items into. |
|
|
1183 | */ |
|
|
1184 | static void load_unique_objects(mapstruct *m) { |
|
|
1185 | FILE *fp; |
|
|
1186 | int comp,count; |
|
|
1187 | char firstname[MAX_BUF]; |
|
|
1188 | |
815 | |
1189 | for (count=0; count<10; count++) { |
816 | if (name) MAP_OUT (name); |
1190 | sprintf(firstname, "%s.v%02d", create_items_path(m->path), count); |
817 | MAP_OUT (swap_time); |
1191 | if (!access(firstname, R_OK)) break; |
818 | MAP_OUT (reset_time); |
1192 | } |
819 | MAP_OUT (reset_timeout); |
1193 | /* If we get here, we did not find any map */ |
820 | MAP_OUT (fixed_resettime); |
1194 | if (count==10) return; |
821 | MAP_OUT (no_reset); |
|
|
822 | MAP_OUT (difficulty); |
1195 | |
823 | |
1196 | if ((fp=open_and_uncompress(firstname, 0, &comp))==NULL) { |
824 | if (default_region) MAP_OUT2 (region, default_region->name); |
1197 | /* There is no expectation that every map will have unique items, but this |
|
|
1198 | * is debug output, so leave it in. |
|
|
1199 | */ |
|
|
1200 | LOG(llevDebug, "Can't open unique items file for %s\n", create_items_path(m->path)); |
|
|
1201 | return; |
|
|
1202 | } |
|
|
1203 | |
825 | |
1204 | m->in_memory=MAP_LOADING; |
826 | if (shopitems) |
1205 | if (m->tmpname == NULL) /* if we have loaded unique items from */ |
|
|
1206 | delete_unique_items(m); /* original map before, don't duplicate them */ |
|
|
1207 | load_object(fp, NULL, LO_NOREAD,0); |
|
|
1208 | load_objects (m, fp, 0); |
|
|
1209 | close_and_delete(fp, comp); |
|
|
1210 | m->in_memory=MAP_IN_MEMORY; |
|
|
1211 | } |
|
|
1212 | |
|
|
1213 | |
|
|
1214 | /* |
|
|
1215 | * Saves a map to file. If flag is set, it is saved into the same |
|
|
1216 | * file it was (originally) loaded from. Otherwise a temporary |
|
|
1217 | * filename will be genarated, and the file will be stored there. |
|
|
1218 | * The temporary filename will be stored in the mapstructure. |
|
|
1219 | * If the map is unique, we also save to the filename in the map |
|
|
1220 | * (this should have been updated when first loaded) |
|
|
1221 | */ |
|
|
1222 | |
|
|
1223 | int new_save_map(mapstruct *m, int flag) { |
|
|
1224 | FILE *fp, *fp2; |
|
|
1225 | char filename[MAX_BUF],buf[MAX_BUF], buf_s[MAX_BUF], |
|
|
1226 | shop[MAX_BUF], filename_s[MAX_BUF]; |
|
|
1227 | int i; |
|
|
1228 | |
827 | { |
1229 | if (flag && !*m->path) { |
828 | char shop[MAX_BUF]; |
1230 | LOG(llevError,"Tried to save map without path.\n"); |
|
|
1231 | return -1; |
|
|
1232 | } |
|
|
1233 | |
|
|
1234 | if (flag || (m->unique) || (m->templatemap)) { |
|
|
1235 | if (!m->unique && !m->templatemap) { /* flag is set */ |
|
|
1236 | if (flag == 2) |
|
|
1237 | strcpy(filename, create_overlay_pathname(m->path)); |
|
|
1238 | else |
|
|
1239 | strcpy (filename, create_pathname (m->path)); |
|
|
1240 | } else |
|
|
1241 | strcpy (filename, m->path); |
|
|
1242 | |
|
|
1243 | /* If the compression suffix already exists on the filename, don't |
|
|
1244 | * put it on again. This nasty looking strcmp checks to see if the |
|
|
1245 | * compression suffix is at the end of the filename already. |
|
|
1246 | */ |
|
|
1247 | if (m->compressed && |
|
|
1248 | strcmp((filename + strlen(filename)-strlen(uncomp[m->compressed][0])), |
|
|
1249 | uncomp[m->compressed][0])) |
|
|
1250 | strcat(filename, uncomp[m->compressed][0]); |
|
|
1251 | make_path_to_file(filename); |
|
|
1252 | } else { |
|
|
1253 | if (!m->tmpname) |
|
|
1254 | m->tmpname = tempnam_local(settings.tmpdir,NULL); |
|
|
1255 | strcpy(filename, m->tmpname); |
|
|
1256 | } |
|
|
1257 | LOG(llevDebug,"Saving map %s to %s\n", m->path, filename); |
|
|
1258 | m->in_memory = MAP_SAVING; |
|
|
1259 | |
|
|
1260 | sprintf (filename_s, "%s~", filename); |
|
|
1261 | |
|
|
1262 | /* Compress if it isn't a temporary save. Do compress if unique */ |
|
|
1263 | if (m->compressed && (m->unique || m->templatemap || flag)) { |
|
|
1264 | char buf[MAX_BUF]; |
|
|
1265 | strcpy(buf, uncomp[m->compressed][2]); |
|
|
1266 | strcat(buf, " > "); |
|
|
1267 | strcat(buf, filename_s); |
|
|
1268 | fp = popen(buf, "w"); |
|
|
1269 | } else |
|
|
1270 | fp = fopen(filename_s, "w"); |
|
|
1271 | |
|
|
1272 | if(fp == NULL) { |
|
|
1273 | LOG(llevError, "Cannot write %s: %s\n", filename_s, strerror_local(errno)); |
|
|
1274 | return -1; |
|
|
1275 | } |
|
|
1276 | |
|
|
1277 | /* legacy */ |
|
|
1278 | fprintf(fp,"arch map\n"); |
|
|
1279 | if (m->name) fprintf(fp,"name %s\n", m->name); |
|
|
1280 | if (!flag) fprintf(fp,"swap_time %d\n", m->swap_time); |
|
|
1281 | if (m->reset_timeout) fprintf(fp,"reset_timeout %d\n", m->reset_timeout); |
|
|
1282 | if (m->fixed_resettime) fprintf(fp,"fixed_resettime %d\n", m->fixed_resettime); |
|
|
1283 | /* we unfortunately have no idea if this is a value the creator set |
|
|
1284 | * or a difficulty value we generated when the map was first loaded |
|
|
1285 | */ |
|
|
1286 | if (m->difficulty) fprintf(fp,"difficulty %d\n", m->difficulty); |
|
|
1287 | if (m->region) fprintf(fp,"region %s\n", m->region->name); |
|
|
1288 | if (m->shopitems) { |
|
|
1289 | print_shop_string(m, shop); |
829 | print_shop_string (this, shop); |
1290 | fprintf(fp,"shopitems %s\n", shop); |
830 | MAP_OUT2 (shopitems, shop); |
1291 | } |
|
|
1292 | if (m->shopgreed) fprintf(fp,"shopgreed %f\n", m->shopgreed); |
|
|
1293 | #ifndef WIN32 |
|
|
1294 | if (m->shopmin) fprintf(fp,"shopmin %llu\n", m->shopmin); |
|
|
1295 | if (m->shopmax) fprintf(fp,"shopmax %llu\n", m->shopmax); |
|
|
1296 | #else |
|
|
1297 | if (m->shopmin) fprintf(fp,"shopmin %I64u\n", m->shopmin); |
|
|
1298 | if (m->shopmax) fprintf(fp,"shopmax %I64u\n", m->shopmax); |
|
|
1299 | #endif |
|
|
1300 | if (m->shoprace) fprintf(fp,"shoprace %s\n", m->shoprace); |
|
|
1301 | if (m->darkness) fprintf(fp,"darkness %d\n", m->darkness); |
|
|
1302 | if (m->width) fprintf(fp,"width %d\n", m->width); |
|
|
1303 | if (m->height) fprintf(fp,"height %d\n", m->height); |
|
|
1304 | if (m->enter_x) fprintf(fp,"enter_x %d\n", m->enter_x); |
|
|
1305 | if (m->enter_y) fprintf(fp,"enter_y %d\n", m->enter_y); |
|
|
1306 | if (m->msg) fprintf(fp,"msg\n%sendmsg\n", m->msg); |
|
|
1307 | if (m->maplore) fprintf(fp,"maplore\n%sendmaplore\n", m->maplore); |
|
|
1308 | if (m->unique) fprintf(fp,"unique %d\n", m->unique); |
|
|
1309 | if (m->templatemap) fprintf(fp,"template %d\n", m->templatemap); |
|
|
1310 | if (m->outdoor) fprintf(fp,"outdoor %d\n", m->outdoor); |
|
|
1311 | if (m->temp) fprintf(fp, "temp %d\n", m->temp); |
|
|
1312 | if (m->pressure) fprintf(fp, "pressure %d\n", m->pressure); |
|
|
1313 | if (m->humid) fprintf(fp, "humid %d\n", m->humid); |
|
|
1314 | if (m->windspeed) fprintf(fp, "windspeed %d\n", m->windspeed); |
|
|
1315 | if (m->winddir) fprintf(fp, "winddir %d\n", m->winddir); |
|
|
1316 | if (m->sky) fprintf(fp, "sky %d\n", m->sky); |
|
|
1317 | if (m->nosmooth) fprintf(fp, "nosmooth %d\n", m->nosmooth); |
|
|
1318 | if (m->safe_map) fprintf(fp, "safe_map %d\n", m->safe_map); |
|
|
1319 | |
|
|
1320 | /* Save any tiling information, except on overlays */ |
|
|
1321 | if (flag != 2) |
|
|
1322 | for (i=0; i<4; i++) |
|
|
1323 | if (m->tile_path[i]) |
|
|
1324 | fprintf(fp,"tile_path_%d %s\n", i+1, m->tile_path[i]); |
|
|
1325 | |
|
|
1326 | fprintf(fp,"end\n"); |
|
|
1327 | |
|
|
1328 | /* In the game save unique items in the different file, but |
|
|
1329 | * in the editor save them to the normal map file. |
|
|
1330 | * If unique map, save files in the proper destination (set by |
|
|
1331 | * player) |
|
|
1332 | */ |
|
|
1333 | if ((flag == 0 || flag == 2) && !m->unique && !m->templatemap) { |
|
|
1334 | sprintf (buf,"%s.v00",create_items_path (m->path)); |
|
|
1335 | sprintf (buf_s, "%s~", buf); |
|
|
1336 | if ((fp2 = fopen (buf_s, "w")) == NULL) { |
|
|
1337 | LOG(llevError, "Can't open unique items file %s\n", buf_s); |
|
|
1338 | } |
|
|
1339 | if (flag == 2) |
|
|
1340 | save_objects(m, fp, fp2, 2); |
|
|
1341 | else |
|
|
1342 | save_objects (m, fp, fp2, 0); |
|
|
1343 | if (fp2 != NULL) { |
|
|
1344 | if (ftell (fp2) == 0) { |
|
|
1345 | fclose (fp2); |
|
|
1346 | rename (buf_s, buf); |
|
|
1347 | unlink (buf); |
|
|
1348 | } else { |
|
|
1349 | fclose (fp2); |
|
|
1350 | rename (buf_s, buf); |
|
|
1351 | chmod (buf, SAVE_MODE); |
|
|
1352 | } |
831 | } |
1353 | } |
|
|
1354 | } else { /* save same file when not playing, like in editor */ |
|
|
1355 | save_objects(m, fp, fp, 0); |
|
|
1356 | } |
|
|
1357 | |
832 | |
1358 | if (m->compressed && (m->unique || m->templatemap || flag)) |
833 | MAP_OUT (shopgreed); |
1359 | pclose(fp); |
834 | MAP_OUT (shopmin); |
1360 | else |
835 | MAP_OUT (shopmax); |
1361 | fclose(fp); |
836 | if (shoprace) MAP_OUT (shoprace); |
|
|
837 | MAP_OUT (darkness); |
|
|
838 | MAP_OUT (width); |
|
|
839 | MAP_OUT (height); |
|
|
840 | MAP_OUT (enter_x); |
|
|
841 | MAP_OUT (enter_y); |
1362 | |
842 | |
1363 | rename (filename_s, filename); |
843 | if (msg) freezer.put (KW_msg , KW_endmsg , msg); |
|
|
844 | if (maplore) freezer.put (KW_maplore, KW_endmaplore, maplore); |
1364 | |
845 | |
1365 | chmod (filename, SAVE_MODE); |
846 | MAP_OUT (outdoor); |
|
|
847 | MAP_OUT (temp); |
|
|
848 | MAP_OUT (pressure); |
|
|
849 | MAP_OUT (humid); |
|
|
850 | MAP_OUT (windspeed); |
|
|
851 | MAP_OUT (winddir); |
|
|
852 | MAP_OUT (sky); |
|
|
853 | |
|
|
854 | MAP_OUT (per_player); |
|
|
855 | MAP_OUT (per_party); |
|
|
856 | |
|
|
857 | if (tile_path [0]) MAP_OUT2 (tile_path_1, tile_path [0]); |
|
|
858 | if (tile_path [1]) MAP_OUT2 (tile_path_2, tile_path [1]); |
|
|
859 | if (tile_path [2]) MAP_OUT2 (tile_path_3, tile_path [2]); |
|
|
860 | if (tile_path [3]) MAP_OUT2 (tile_path_4, tile_path [3]); |
|
|
861 | |
|
|
862 | freezer.put (this); |
|
|
863 | freezer.put (KW_end); |
|
|
864 | |
|
|
865 | return true; |
|
|
866 | } |
|
|
867 | |
|
|
868 | bool |
|
|
869 | maptile::_save_header (const char *path) |
|
|
870 | { |
|
|
871 | object_freezer freezer; |
|
|
872 | |
|
|
873 | if (!_save_header (freezer)) |
1366 | return 0; |
874 | return false; |
1367 | } |
|
|
1368 | |
875 | |
1369 | |
876 | return freezer.save (path); |
1370 | /* |
|
|
1371 | * Remove and free all objects in the inventory of the given object. |
|
|
1372 | * object.c ? |
|
|
1373 | */ |
|
|
1374 | |
|
|
1375 | void clean_object(object *op) |
|
|
1376 | { |
|
|
1377 | object *tmp, *next; |
|
|
1378 | |
|
|
1379 | for(tmp = op->inv; tmp; tmp = next) |
|
|
1380 | { |
|
|
1381 | next = tmp->below; |
|
|
1382 | clean_object(tmp); |
|
|
1383 | if (QUERY_FLAG(tmp, FLAG_IS_LINKED)) |
|
|
1384 | remove_button_link(tmp); |
|
|
1385 | remove_ob(tmp); |
|
|
1386 | free_object(tmp); |
|
|
1387 | } |
|
|
1388 | } |
877 | } |
1389 | |
878 | |
1390 | /* |
879 | /* |
1391 | * Remove and free all objects in the given map. |
880 | * Remove and free all objects in the given map. |
1392 | */ |
881 | */ |
|
|
882 | void |
|
|
883 | maptile::clear () |
|
|
884 | { |
|
|
885 | sfree (regions, size ()), regions = 0; |
|
|
886 | free (regionmap), regionmap = 0; |
1393 | |
887 | |
1394 | void free_all_objects(mapstruct *m) { |
888 | if (spaces) |
1395 | int i,j; |
889 | { |
1396 | object *op; |
890 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
|
|
891 | while (object *op = ms->bot) |
|
|
892 | { |
|
|
893 | op = op->head_ (); |
|
|
894 | op->destroy_inv (false); |
|
|
895 | op->destroy (); |
|
|
896 | } |
1397 | |
897 | |
1398 | for(i=0;i<MAP_WIDTH(m);i++) |
898 | sfree (spaces, size ()), spaces = 0; |
1399 | for(j=0;j<MAP_HEIGHT(m);j++) { |
|
|
1400 | object *previous_obj=NULL; |
|
|
1401 | while((op=GET_MAP_OB(m,i,j))!=NULL) { |
|
|
1402 | if (op==previous_obj) { |
|
|
1403 | LOG(llevDebug, "free_all_objects: Link error, bailing out.\n"); |
|
|
1404 | break; |
|
|
1405 | } |
|
|
1406 | previous_obj=op; |
|
|
1407 | if(op->head!=NULL) |
|
|
1408 | op = op->head; |
|
|
1409 | |
|
|
1410 | /* If the map isn't in memory, free_object will remove and |
|
|
1411 | * free objects in op's inventory. So let it do the job. |
|
|
1412 | */ |
|
|
1413 | if (m->in_memory==MAP_IN_MEMORY) |
|
|
1414 | clean_object(op); |
|
|
1415 | remove_ob(op); |
|
|
1416 | free_object(op); |
|
|
1417 | } |
899 | } |
1418 | } |
900 | |
1419 | #ifdef MANY_CORES |
901 | if (buttons) |
1420 | /* I see periodic cores on metalforge where a map has been swapped out, but apparantly |
902 | free_objectlinkpt (buttons), buttons = 0; |
1421 | * an item on that map was not saved - look for that condition and die as appropriate - |
903 | } |
1422 | * this leaves more of the map data intact for better debugging. |
904 | |
|
|
905 | void |
|
|
906 | maptile::clear_header () |
|
|
907 | { |
|
|
908 | name = 0; |
|
|
909 | msg = 0; |
|
|
910 | maplore = 0; |
|
|
911 | shoprace = 0; |
|
|
912 | delete [] shopitems, shopitems = 0; |
|
|
913 | |
|
|
914 | for (int i = 0; i < 4; i++) |
|
|
915 | tile_path [i] = 0; |
|
|
916 | } |
|
|
917 | |
|
|
918 | maptile::~maptile () |
|
|
919 | { |
|
|
920 | assert (destroyed ()); |
|
|
921 | } |
|
|
922 | |
|
|
923 | void |
|
|
924 | maptile::clear_links_to (maptile *m) |
|
|
925 | { |
|
|
926 | /* We need to look through all the maps and see if any maps |
|
|
927 | * are pointing at this one for tiling information. Since |
|
|
928 | * tiling can be asymetric, we just can not look to see which |
|
|
929 | * maps this map tiles with and clears those. |
1423 | */ |
930 | */ |
1424 | for (op=objects; op!=NULL; op=op->next) { |
931 | for (int i = 0; i < 4; i++) |
1425 | if (!QUERY_FLAG(op, FLAG_REMOVED) && op->map == m) { |
932 | if (tile_map[i] == m) |
1426 | LOG(llevDebug,"free_all_objects: object %s still on map after it should have been freed\n", op->name); |
933 | tile_map[i] = 0; |
1427 | abort(); |
934 | } |
1428 | } |
935 | |
|
|
936 | void |
|
|
937 | maptile::do_destroy () |
|
|
938 | { |
|
|
939 | attachable::do_destroy (); |
|
|
940 | |
|
|
941 | clear (); |
|
|
942 | } |
|
|
943 | |
|
|
944 | /* decay and destroy perishable items in a map */ |
|
|
945 | void |
|
|
946 | maptile::do_decay_objects () |
|
|
947 | { |
|
|
948 | if (!spaces) |
|
|
949 | return; |
|
|
950 | |
|
|
951 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
|
|
952 | for (object *above, *op = ms->bot; op; op = above) |
|
|
953 | { |
|
|
954 | above = op->above; |
|
|
955 | |
|
|
956 | bool destroy = 0; |
|
|
957 | |
|
|
958 | // do not decay anything above unique floor tiles (yet :) |
|
|
959 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
|
|
960 | break; |
|
|
961 | |
|
|
962 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) |
|
|
963 | || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) |
|
|
964 | || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) |
|
|
965 | || QUERY_FLAG (op, FLAG_UNIQUE) |
|
|
966 | || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) |
|
|
967 | || QUERY_FLAG (op, FLAG_UNPAID) |
|
|
968 | || op->is_alive ()) |
|
|
969 | ; // do not decay |
|
|
970 | else if (op->is_weapon ()) |
|
|
971 | { |
|
|
972 | op->stats.dam--; |
|
|
973 | if (op->stats.dam < 0) |
|
|
974 | destroy = 1; |
|
|
975 | } |
|
|
976 | else if (op->is_armor ()) |
|
|
977 | { |
|
|
978 | op->stats.ac--; |
|
|
979 | if (op->stats.ac < 0) |
|
|
980 | destroy = 1; |
|
|
981 | } |
|
|
982 | else if (op->type == FOOD) |
|
|
983 | { |
|
|
984 | op->stats.food -= rndm (5, 20); |
|
|
985 | if (op->stats.food < 0) |
|
|
986 | destroy = 1; |
|
|
987 | } |
|
|
988 | else |
|
|
989 | { |
|
|
990 | int mat = op->materials; |
|
|
991 | |
|
|
992 | if (mat & M_PAPER |
|
|
993 | || mat & M_LEATHER |
|
|
994 | || mat & M_WOOD |
|
|
995 | || mat & M_ORGANIC |
|
|
996 | || mat & M_CLOTH |
|
|
997 | || mat & M_LIQUID |
|
|
998 | || (mat & M_IRON && rndm (1, 5) == 1) |
|
|
999 | || (mat & M_GLASS && rndm (1, 2) == 1) |
|
|
1000 | || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1) |
|
|
1001 | || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1) |
|
|
1002 | || (mat & M_ICE && temp > 32)) |
|
|
1003 | destroy = 1; |
|
|
1004 | } |
|
|
1005 | |
|
|
1006 | /* adjust overall chance below */ |
|
|
1007 | if (destroy && rndm (0, 1)) |
|
|
1008 | op->destroy (); |
1429 | } |
1009 | } |
1430 | #endif |
|
|
1431 | } |
1010 | } |
1432 | |
1011 | |
1433 | /* |
1012 | /* |
1434 | * Frees everything allocated by the given mapstructure. |
1013 | * Updates every button on the map (by calling update_button() for them). |
1435 | * don't free tmpname - our caller is left to do that |
|
|
1436 | */ |
|
|
1437 | |
|
|
1438 | void free_map(mapstruct *m,int flag) { |
|
|
1439 | int i; |
|
|
1440 | |
|
|
1441 | if (!m->in_memory) { |
|
|
1442 | LOG(llevError,"Trying to free freed map.\n"); |
|
|
1443 | return; |
|
|
1444 | } |
|
|
1445 | if (flag && m->spaces) free_all_objects(m); |
|
|
1446 | if (m->name) FREE_AND_CLEAR(m->name); |
|
|
1447 | if (m->spaces) FREE_AND_CLEAR(m->spaces); |
|
|
1448 | if (m->msg) FREE_AND_CLEAR(m->msg); |
|
|
1449 | if (m->maplore) FREE_AND_CLEAR(m->maplore); |
|
|
1450 | if (m->shopitems) FREE_AND_CLEAR(m->shopitems); |
|
|
1451 | if (m->shoprace) FREE_AND_CLEAR(m->shoprace); |
|
|
1452 | if (m->buttons) |
|
|
1453 | free_objectlinkpt(m->buttons); |
|
|
1454 | m->buttons = NULL; |
|
|
1455 | for (i=0; i<4; i++) { |
|
|
1456 | if (m->tile_path[i]) FREE_AND_CLEAR(m->tile_path[i]); |
|
|
1457 | m->tile_map[i] = NULL; |
|
|
1458 | } |
|
|
1459 | m->in_memory = MAP_SWAPPED; |
|
|
1460 | } |
|
|
1461 | |
|
|
1462 | /* |
|
|
1463 | * function: vanish mapstruct |
|
|
1464 | * m : pointer to mapstruct, if NULL no action |
|
|
1465 | * this deletes all the data on the map (freeing pointers) |
|
|
1466 | * and then removes this map from the global linked list of maps. |
|
|
1467 | */ |
|
|
1468 | |
|
|
1469 | void delete_map(mapstruct *m) { |
|
|
1470 | mapstruct *tmp, *last; |
|
|
1471 | int i; |
|
|
1472 | |
|
|
1473 | if (!m) |
|
|
1474 | return; |
|
|
1475 | if (m->in_memory == MAP_IN_MEMORY) { |
|
|
1476 | /* change to MAP_SAVING, even though we are not, |
|
|
1477 | * so that remove_ob doesn't do as much work. |
|
|
1478 | */ |
1014 | */ |
1479 | m->in_memory = MAP_SAVING; |
1015 | void |
1480 | free_map (m, 1); |
1016 | maptile::update_buttons () |
|
|
1017 | { |
|
|
1018 | for (oblinkpt *obp = buttons; obp; obp = obp->next) |
|
|
1019 | for (objectlink *ol = obp->link; ol; ol = ol->next) |
|
|
1020 | { |
|
|
1021 | if (!ol->ob) |
|
|
1022 | { |
|
|
1023 | LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n", |
|
|
1024 | ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, obp->value); |
|
|
1025 | continue; |
|
|
1026 | } |
|
|
1027 | |
|
|
1028 | if (ol->ob->type == BUTTON || ol->ob->type == PEDESTAL) |
|
|
1029 | { |
|
|
1030 | update_button (ol->ob); |
|
|
1031 | break; |
|
|
1032 | } |
1481 | } |
1033 | } |
1482 | /* move this out of free_map, since tmpname can still be needed if |
|
|
1483 | * the map is swapped out. |
|
|
1484 | */ |
|
|
1485 | if (m->tmpname) { |
|
|
1486 | free(m->tmpname); |
|
|
1487 | m->tmpname=NULL; |
|
|
1488 | } |
|
|
1489 | last = NULL; |
|
|
1490 | /* We need to look through all the maps and see if any maps |
|
|
1491 | * are pointing at this one for tiling information. Since |
|
|
1492 | * tiling can be assymetric, we just can not look to see which |
|
|
1493 | * maps this map tiles with and clears those. |
|
|
1494 | */ |
|
|
1495 | for (tmp = first_map; tmp != NULL; tmp = tmp->next) { |
|
|
1496 | if (tmp->next == m) last = tmp; |
|
|
1497 | |
|
|
1498 | /* This should hopefully get unrolled on a decent compiler */ |
|
|
1499 | for (i=0; i<4; i++) |
|
|
1500 | if (tmp->tile_map[i] == m) tmp->tile_map[i]=NULL; |
|
|
1501 | } |
|
|
1502 | |
|
|
1503 | /* If last is null, then this should be the first map in the list */ |
|
|
1504 | if (!last) { |
|
|
1505 | if (m == first_map) |
|
|
1506 | first_map = m->next; |
|
|
1507 | else |
|
|
1508 | /* m->path is a static char, so should hopefully still have |
|
|
1509 | * some useful data in it. |
|
|
1510 | */ |
|
|
1511 | LOG(llevError,"delete_map: Unable to find map %s in list\n", |
|
|
1512 | m->path); |
|
|
1513 | } |
|
|
1514 | else |
|
|
1515 | last->next = m->next; |
|
|
1516 | |
|
|
1517 | free (m); |
|
|
1518 | } |
1034 | } |
1519 | |
|
|
1520 | |
|
|
1521 | |
|
|
1522 | /* |
|
|
1523 | * Makes sure the given map is loaded and swapped in. |
|
|
1524 | * name is path name of the map. |
|
|
1525 | * flags meaning: |
|
|
1526 | * 0x1 (MAP_FLUSH): flush the map - always load from the map directory, |
|
|
1527 | * and don't do unique items or the like. |
|
|
1528 | * 0x2 (MAP_PLAYER_UNIQUE) - this is a unique map for each player. |
|
|
1529 | * dont do any more name translation on it. |
|
|
1530 | * |
|
|
1531 | * Returns a pointer to the given map. |
|
|
1532 | */ |
|
|
1533 | |
|
|
1534 | mapstruct *ready_map_name(const char *name, int flags) { |
|
|
1535 | mapstruct *m; |
|
|
1536 | |
|
|
1537 | if (!name) |
|
|
1538 | return (NULL); |
|
|
1539 | |
|
|
1540 | /* Have we been at this level before? */ |
|
|
1541 | m = has_been_loaded (name); |
|
|
1542 | |
|
|
1543 | /* Map is good to go, so just return it */ |
|
|
1544 | if (m && (m->in_memory == MAP_LOADING || m->in_memory == MAP_IN_MEMORY)) { |
|
|
1545 | return m; |
|
|
1546 | } |
|
|
1547 | |
|
|
1548 | /* unique maps always get loaded from their original location, and never |
|
|
1549 | * a temp location. Likewise, if map_flush is set, or we have never loaded |
|
|
1550 | * this map, load it now. I removed the reset checking from here - |
|
|
1551 | * it seems the probability of a player trying to enter a map that should |
|
|
1552 | * reset but hasn't yet is quite low, and removing that makes this function |
|
|
1553 | * a bit cleaner (and players probably shouldn't rely on exact timing for |
|
|
1554 | * resets in any case - if they really care, they should use the 'maps command. |
|
|
1555 | */ |
|
|
1556 | if ((flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE)) || !m) { |
|
|
1557 | |
|
|
1558 | /* first visit or time to reset */ |
|
|
1559 | if (m) { |
|
|
1560 | clean_tmp_map(m); /* Doesn't make much difference */ |
|
|
1561 | delete_map(m); |
|
|
1562 | } |
|
|
1563 | |
|
|
1564 | /* create and load a map */ |
|
|
1565 | if (flags & MAP_PLAYER_UNIQUE) |
|
|
1566 | LOG(llevDebug, "Trying to load map %s.\n", name); |
|
|
1567 | else |
|
|
1568 | LOG(llevDebug, "Trying to load map %s.\n", create_pathname(name)); |
|
|
1569 | |
|
|
1570 | if (!(m = load_original_map(name, (flags & MAP_PLAYER_UNIQUE)))) |
|
|
1571 | return (NULL); |
|
|
1572 | |
|
|
1573 | fix_auto_apply(m); /* Chests which open as default */ |
|
|
1574 | |
|
|
1575 | /* If a player unique map, no extra unique object file to load. |
|
|
1576 | * if from the editor, likewise. |
|
|
1577 | */ |
|
|
1578 | if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE))) |
|
|
1579 | load_unique_objects(m); |
|
|
1580 | |
|
|
1581 | if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE|MAP_OVERLAY))) { |
|
|
1582 | m=load_overlay_map(name, m); |
|
|
1583 | if (m==NULL) |
|
|
1584 | return NULL; |
|
|
1585 | } |
|
|
1586 | |
|
|
1587 | } else { |
|
|
1588 | /* If in this loop, we found a temporary map, so load it up. */ |
|
|
1589 | |
|
|
1590 | m=load_temporary_map (m); |
|
|
1591 | if(m==NULL) return NULL; |
|
|
1592 | load_unique_objects(m); |
|
|
1593 | |
|
|
1594 | clean_tmp_map(m); |
|
|
1595 | m->in_memory = MAP_IN_MEMORY; |
|
|
1596 | /* tempnam() on sun systems (probably others) uses malloc |
|
|
1597 | * to allocated space for the string. Free it here. |
|
|
1598 | * In some cases, load_temporary_map above won't find the |
|
|
1599 | * temporary map, and so has reloaded a new map. If that |
|
|
1600 | * is the case, tmpname is now null |
|
|
1601 | */ |
|
|
1602 | if (m->tmpname) free(m->tmpname); |
|
|
1603 | m->tmpname = NULL; |
|
|
1604 | /* It's going to be saved anew anyway */ |
|
|
1605 | } |
|
|
1606 | |
|
|
1607 | /* Below here is stuff common to both first time loaded maps and |
|
|
1608 | * temp maps. |
|
|
1609 | */ |
|
|
1610 | |
|
|
1611 | decay_objects(m); /* start the decay */ |
|
|
1612 | /* In case other objects press some buttons down */ |
|
|
1613 | update_buttons(m); |
|
|
1614 | if (m->outdoor) |
|
|
1615 | set_darkness_map(m); |
|
|
1616 | /* run the weather over this map */ |
|
|
1617 | weather_effect(name); |
|
|
1618 | return m; |
|
|
1619 | } |
|
|
1620 | |
|
|
1621 | |
1035 | |
1622 | /* |
1036 | /* |
1623 | * This routine is supposed to find out the difficulty of the map. |
1037 | * This routine is supposed to find out the difficulty of the map. |
1624 | * difficulty does not have a lot to do with character level, |
1038 | * difficulty does not have a lot to do with character level, |
1625 | * but does have a lot to do with treasure on the map. |
1039 | * but does have a lot to do with treasure on the map. |
… | |
… | |
1627 | * Difficulty can now be set by the map creature. If the value stored |
1041 | * Difficulty can now be set by the map creature. If the value stored |
1628 | * in the map is zero, then use this routine. Maps should really |
1042 | * in the map is zero, then use this routine. Maps should really |
1629 | * have a difficulty set than using this function - human calculation |
1043 | * have a difficulty set than using this function - human calculation |
1630 | * is much better than this functions guesswork. |
1044 | * is much better than this functions guesswork. |
1631 | */ |
1045 | */ |
1632 | |
1046 | int |
1633 | int calculate_difficulty(mapstruct *m) { |
1047 | maptile::estimate_difficulty () const |
1634 | object *op; |
1048 | { |
1635 | archetype *at; |
|
|
1636 | int x, y, i, diff; |
|
|
1637 | long monster_cnt = 0; |
1049 | long monster_cnt = 0; |
1638 | double avgexp = 0; |
1050 | double avgexp = 0; |
1639 | sint64 total_exp = 0; |
1051 | sint64 total_exp = 0; |
1640 | |
1052 | |
1641 | if (MAP_DIFFICULTY (m)) |
1053 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
1642 | { |
1054 | for (object *op = ms->bot; op; op = op->above) |
1643 | LOG(llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m)); |
|
|
1644 | return MAP_DIFFICULTY (m); |
|
|
1645 | } |
|
|
1646 | |
|
|
1647 | for(x = 0; x < MAP_WIDTH(m); x++) |
|
|
1648 | for(y = 0; y < MAP_HEIGHT(m); y++) |
|
|
1649 | for(op = get_map_ob(m, x, y); op != NULL; op = op->above) |
|
|
1650 | { |
1055 | { |
1651 | if(QUERY_FLAG (op, FLAG_MONSTER)) |
1056 | if (QUERY_FLAG (op, FLAG_MONSTER)) |
1652 | { |
1057 | { |
1653 | total_exp += op->stats.exp; |
1058 | total_exp += op->stats.exp; |
1654 | monster_cnt++; |
1059 | monster_cnt++; |
1655 | } |
1060 | } |
1656 | |
1061 | |
1657 | if(QUERY_FLAG (op, FLAG_GENERATOR)) |
1062 | if (QUERY_FLAG (op, FLAG_GENERATOR)) |
1658 | { |
1063 | { |
1659 | total_exp += op->stats.exp; |
1064 | total_exp += op->stats.exp; |
|
|
1065 | |
1660 | at = type_to_archetype(GENERATE_TYPE (op)); |
1066 | if (archetype *at = type_to_archetype (GENERATE_TYPE (op))) |
1661 | |
|
|
1662 | if(at != NULL) |
|
|
1663 | total_exp += at->clone.stats.exp * 8; |
1067 | total_exp += at->stats.exp * 8; |
1664 | |
1068 | |
1665 | monster_cnt++; |
1069 | monster_cnt++; |
1666 | } |
1070 | } |
1667 | } |
1071 | } |
1668 | |
1072 | |
1669 | avgexp = (double) total_exp / monster_cnt; |
1073 | avgexp = (double) total_exp / monster_cnt; |
1670 | |
1074 | |
1671 | for (i = 1; i <= settings.max_level; i++) |
1075 | for (int i = 1; i <= settings.max_level; i++) |
1672 | { |
|
|
1673 | if ((level_exp (i, 1) - level_exp (i - 1, 1)) > (100 * avgexp)) |
1076 | if ((level_exp (i, 1) - level_exp (i - 1, 1)) > (100 * avgexp)) |
1674 | { |
|
|
1675 | /* LOG(llevDebug, "Calculated difficulty for map: %s: %d\n", m->name, i); */ |
|
|
1676 | return i; |
1077 | return i; |
1677 | } |
|
|
1678 | } |
|
|
1679 | |
1078 | |
1680 | return 1; |
1079 | return 1; |
1681 | } |
|
|
1682 | |
|
|
1683 | void clean_tmp_map(mapstruct *m) { |
|
|
1684 | if(m->tmpname == NULL) |
|
|
1685 | return; |
|
|
1686 | if (clean_temporary_map_callback) |
|
|
1687 | clean_temporary_map_callback (m); |
|
|
1688 | (void) unlink(m->tmpname); |
|
|
1689 | } |
|
|
1690 | |
|
|
1691 | void free_all_maps(void) |
|
|
1692 | { |
|
|
1693 | int real_maps=0; |
|
|
1694 | |
|
|
1695 | while (first_map) { |
|
|
1696 | /* I think some of the callers above before it gets here set this to be |
|
|
1697 | * saving, but we still want to free this data |
|
|
1698 | */ |
|
|
1699 | if (first_map->in_memory == MAP_SAVING) first_map->in_memory = MAP_IN_MEMORY; |
|
|
1700 | delete_map(first_map); |
|
|
1701 | real_maps++; |
|
|
1702 | } |
|
|
1703 | LOG(llevDebug,"free_all_maps: Freed %d maps\n", real_maps); |
|
|
1704 | } |
1080 | } |
1705 | |
1081 | |
1706 | /* change_map_light() - used to change map light level (darkness) |
1082 | /* change_map_light() - used to change map light level (darkness) |
1707 | * up or down. Returns true if successful. It should now be |
1083 | * up or down. Returns true if successful. It should now be |
1708 | * possible to change a value by more than 1. |
1084 | * possible to change a value by more than 1. |
1709 | * Move this from los.c to map.c since this is more related |
1085 | * Move this from los.c to map.c since this is more related |
1710 | * to maps than los. |
1086 | * to maps than los. |
1711 | * postive values make it darker, negative make it brighter |
1087 | * postive values make it darker, negative make it brighter |
1712 | */ |
1088 | */ |
1713 | |
1089 | int |
1714 | int change_map_light(mapstruct *m, int change) { |
1090 | maptile::change_map_light (int change) |
|
|
1091 | { |
1715 | int new_level = m->darkness + change; |
1092 | int new_level = darkness + change; |
1716 | |
1093 | |
1717 | /* Nothing to do */ |
1094 | /* Nothing to do */ |
1718 | if(!change || (new_level <= 0 && m->darkness == 0) || |
1095 | if (!change || (new_level <= 0 && darkness == 0) || (new_level >= MAX_DARKNESS && darkness >= MAX_DARKNESS)) |
1719 | (new_level >= MAX_DARKNESS && m->darkness >=MAX_DARKNESS)) { |
|
|
1720 | return 0; |
1096 | return 0; |
1721 | } |
|
|
1722 | |
1097 | |
1723 | /* inform all players on the map */ |
1098 | /* inform all players on the map */ |
1724 | if (change>0) |
1099 | if (change > 0) |
1725 | new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes darker."); |
1100 | new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes darker."); |
1726 | else |
1101 | else |
1727 | new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes brighter."); |
1102 | new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes brighter."); |
1728 | |
1103 | |
1729 | /* Do extra checking. since m->darkness is a unsigned value, |
1104 | /* Do extra checking. since darkness is a unsigned value, |
1730 | * we need to be extra careful about negative values. |
1105 | * we need to be extra careful about negative values. |
1731 | * In general, the checks below are only needed if change |
1106 | * In general, the checks below are only needed if change |
1732 | * is not +/-1 |
1107 | * is not +/-1 |
1733 | */ |
1108 | */ |
1734 | if (new_level < 0) m->darkness = 0; |
1109 | if (new_level < 0) |
1735 | else if (new_level >=MAX_DARKNESS) m->darkness = MAX_DARKNESS; |
1110 | darkness = 0; |
|
|
1111 | else if (new_level >= MAX_DARKNESS) |
|
|
1112 | darkness = MAX_DARKNESS; |
|
|
1113 | else |
1736 | else m->darkness=new_level; |
1114 | darkness = new_level; |
1737 | |
1115 | |
1738 | /* All clients need to get re-updated for the change */ |
1116 | /* All clients need to get re-updated for the change */ |
1739 | update_all_map_los(m); |
1117 | update_all_map_los (this); |
1740 | return 1; |
1118 | return 1; |
1741 | } |
1119 | } |
1742 | |
|
|
1743 | |
1120 | |
1744 | /* |
1121 | /* |
1745 | * This function updates various attributes about a specific space |
1122 | * This function updates various attributes about a specific space |
1746 | * on the map (what it looks like, whether it blocks magic, |
1123 | * on the map (what it looks like, whether it blocks magic, |
1747 | * has a living creatures, prevents people from passing |
1124 | * has a living creatures, prevents people from passing |
1748 | * through, etc) |
1125 | * through, etc) |
1749 | */ |
1126 | */ |
1750 | void update_position (mapstruct *m, int x, int y) { |
1127 | void |
|
|
1128 | mapspace::update_ () |
|
|
1129 | { |
1751 | object *tmp, *last = NULL; |
1130 | object *tmp, *last = 0; |
1752 | uint8 flags = 0, oldflags, light=0, anywhere=0; |
1131 | uint8 flags = P_UPTODATE, light = 0, anywhere = 0; |
1753 | New_Face *top,*floor, *middle; |
|
|
1754 | object *top_obj, *floor_obj, *middle_obj; |
|
|
1755 | MoveType move_block=0, move_slow=0, move_on=0, move_off=0, move_allow=0; |
1132 | MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0; |
1756 | |
1133 | |
1757 | oldflags = GET_MAP_FLAGS(m,x,y); |
1134 | //object *middle = 0; |
1758 | if (!(oldflags & P_NEED_UPDATE)) { |
1135 | //object *top = 0; |
1759 | LOG(llevDebug,"update_position called with P_NEED_UPDATE not set: %s (%d, %d)\n", |
1136 | //object *floor = 0; |
1760 | m->path, x, y); |
1137 | // this seems to generate better code than using locals, above |
1761 | return; |
1138 | object *&top = faces_obj[0] = 0; |
1762 | } |
1139 | object *&middle = faces_obj[1] = 0; |
|
|
1140 | object *&floor = faces_obj[2] = 0; |
1763 | |
1141 | |
1764 | middle=blank_face; |
|
|
1765 | top=blank_face; |
|
|
1766 | floor=blank_face; |
|
|
1767 | |
|
|
1768 | middle_obj = NULL; |
|
|
1769 | top_obj = NULL; |
|
|
1770 | floor_obj = NULL; |
|
|
1771 | |
|
|
1772 | for (tmp = get_map_ob (m, x, y); tmp; last = tmp, tmp = tmp->above) { |
1142 | for (tmp = bot; tmp; last = tmp, tmp = tmp->above) |
1773 | |
1143 | { |
1774 | /* This could be made additive I guess (two lights better than |
1144 | /* This could be made additive I guess (two lights better than |
1775 | * one). But if so, it shouldn't be a simple additive - 2 |
1145 | * one). But if so, it shouldn't be a simple additive - 2 |
1776 | * light bulbs do not illuminate twice as far as once since |
1146 | * light bulbs do not illuminate twice as far as once since |
1777 | * it is a disapation factor that is squared (or is it cubed?) |
1147 | * it is a dissapation factor that is cubed. |
1778 | */ |
1148 | */ |
1779 | if (tmp->glow_radius > light) light = tmp->glow_radius; |
1149 | if (tmp->glow_radius > light) |
|
|
1150 | light = tmp->glow_radius; |
1780 | |
1151 | |
1781 | /* This call is needed in order to update objects the player |
1152 | /* This call is needed in order to update objects the player |
1782 | * is standing in that have animations (ie, grass, fire, etc). |
1153 | * is standing in that have animations (ie, grass, fire, etc). |
1783 | * However, it also causes the look window to be re-drawn |
1154 | * However, it also causes the look window to be re-drawn |
1784 | * 3 times each time the player moves, because many of the |
1155 | * 3 times each time the player moves, because many of the |
1785 | * functions the move_player calls eventualy call this. |
1156 | * functions the move_player calls eventualy call this. |
1786 | * |
1157 | * |
1787 | * Always put the player down for drawing. |
1158 | * Always put the player down for drawing. |
1788 | */ |
1159 | */ |
1789 | if (!tmp->invisible) { |
1160 | if (!tmp->invisible) |
|
|
1161 | { |
1790 | if ((tmp->type==PLAYER || QUERY_FLAG(tmp, FLAG_MONSTER))) { |
1162 | if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER))) |
1791 | top = tmp->face; |
1163 | top = tmp; |
1792 | top_obj = tmp; |
|
|
1793 | } |
|
|
1794 | else if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) { |
1164 | else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
|
|
1165 | { |
1795 | /* If we got a floor, that means middle and top were below it, |
1166 | /* If we got a floor, that means middle and top were below it, |
1796 | * so should not be visible, so we clear them. |
1167 | * so should not be visible, so we clear them. |
1797 | */ |
1168 | */ |
1798 | middle=blank_face; |
1169 | middle = 0; |
1799 | top=blank_face; |
1170 | top = 0; |
1800 | floor = tmp->face; |
1171 | floor = tmp; |
1801 | floor_obj = tmp; |
1172 | } |
1802 | } |
|
|
1803 | /* Flag anywhere have high priority */ |
1173 | /* Flag anywhere have high priority */ |
1804 | else if (QUERY_FLAG(tmp, FLAG_SEE_ANYWHERE)) { |
1174 | else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE)) |
1805 | middle = tmp->face; |
1175 | { |
1806 | |
1176 | middle = tmp; |
1807 | middle_obj = tmp; |
1177 | anywhere = 1; |
1808 | anywhere =1; |
1178 | } |
1809 | } |
|
|
1810 | /* Find the highest visible face around. If equal |
1179 | /* Find the highest visible face around. If equal |
1811 | * visibilities, we still want the one nearer to the |
1180 | * visibilities, we still want the one nearer to the |
1812 | * top |
1181 | * top |
1813 | */ |
1182 | */ |
1814 | else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere)) { |
1183 | else if (!middle || (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere)) |
1815 | middle = tmp->face; |
1184 | middle = tmp; |
1816 | middle_obj = tmp; |
1185 | } |
1817 | } |
1186 | |
1818 | } |
|
|
1819 | if (tmp==tmp->above) { |
1187 | if (tmp == tmp->above) |
|
|
1188 | { |
1820 | LOG(llevError, "Error in structure of map\n"); |
1189 | LOG (llevError, "Error in structure of map\n"); |
1821 | exit (-1); |
1190 | exit (-1); |
1822 | } |
|
|
1823 | |
1191 | } |
|
|
1192 | |
1824 | move_slow |= tmp->move_slow; |
1193 | move_slow |= tmp->move_slow; |
1825 | move_block |= tmp->move_block; |
1194 | move_block |= tmp->move_block; |
1826 | move_on |= tmp->move_on; |
1195 | move_on |= tmp->move_on; |
1827 | move_off |= tmp->move_off; |
1196 | move_off |= tmp->move_off; |
1828 | move_allow |= tmp->move_allow; |
1197 | move_allow |= tmp->move_allow; |
1829 | |
1198 | |
1830 | if (QUERY_FLAG(tmp,FLAG_ALIVE)) |
1199 | if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW)) flags |= P_BLOCKSVIEW; |
1831 | flags |= P_IS_ALIVE; |
1200 | if (QUERY_FLAG (tmp, FLAG_NO_MAGIC)) flags |= P_NO_MAGIC; |
1832 | if (QUERY_FLAG(tmp,FLAG_NO_MAGIC)) |
1201 | if (tmp->type == PLAYER) flags |= P_PLAYER; |
1833 | flags |= P_NO_MAGIC; |
1202 | if (tmp->type == SAFE_GROUND) flags |= P_SAFE; |
1834 | if (QUERY_FLAG(tmp,FLAG_DAMNED)) |
1203 | if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags |= P_IS_ALIVE; |
1835 | flags |= P_NO_CLERIC; |
1204 | if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags |= P_NO_CLERIC; |
1836 | if (tmp->type == SAFE_GROUND) |
|
|
1837 | flags |= P_SAFE | P_NO_CLERIC | P_NO_MAGIC; |
|
|
1838 | |
|
|
1839 | if (QUERY_FLAG(tmp,FLAG_BLOCKSVIEW)) |
|
|
1840 | flags |= P_BLOCKSVIEW; |
|
|
1841 | } /* for stack of objects */ |
|
|
1842 | |
|
|
1843 | /* we don't want to rely on this function to have accurate flags, but |
|
|
1844 | * since we're already doing the work, we calculate them here. |
|
|
1845 | * if they don't match, logic is broken someplace. |
|
|
1846 | */ |
|
|
1847 | if (((oldflags & ~(P_NEED_UPDATE|P_NO_ERROR)) != flags) && |
|
|
1848 | (!(oldflags & P_NO_ERROR))) { |
|
|
1849 | LOG(llevDebug,"update_position: updated flags do not match old flags: %s (old=%d,new=%d) %x != %x\n", |
|
|
1850 | m->path, x, y, |
|
|
1851 | (oldflags & ~P_NEED_UPDATE), flags); |
|
|
1852 | } |
1205 | } |
1853 | SET_MAP_FLAGS(m, x, y, flags); |
|
|
1854 | SET_MAP_MOVE_BLOCK(m, x, y, move_block & ~move_allow); |
|
|
1855 | SET_MAP_MOVE_ON(m, x, y, move_on); |
|
|
1856 | SET_MAP_MOVE_OFF(m, x, y, move_off); |
|
|
1857 | SET_MAP_MOVE_SLOW(m, x, y, move_slow); |
|
|
1858 | |
1206 | |
|
|
1207 | this->light = light; |
|
|
1208 | this->flags_ = flags; |
|
|
1209 | this->move_block = move_block & ~move_allow; |
|
|
1210 | this->move_on = move_on; |
|
|
1211 | this->move_off = move_off; |
|
|
1212 | this->move_slow = move_slow; |
|
|
1213 | |
1859 | /* At this point, we have a floor face (if there is a floor), |
1214 | /* At this point, we have a floor face (if there is a floor), |
1860 | * and the floor is set - we are not going to touch it at |
1215 | * and the floor is set - we are not going to touch it at |
1861 | * this point. |
1216 | * this point. |
1862 | * middle contains the highest visibility face. |
1217 | * middle contains the highest visibility face. |
1863 | * top contains a player/monster face, if there is one. |
1218 | * top contains a player/monster face, if there is one. |
1864 | * |
1219 | * |
1865 | * We now need to fill in top.face and/or middle.face. |
1220 | * We now need to fill in top.face and/or middle.face. |
1866 | */ |
1221 | */ |
1867 | |
1222 | |
1868 | /* If the top face also happens to be high visibility, re-do our |
1223 | /* If the top face also happens to be high visibility, re-do our |
1869 | * middle face. This should not happen, as we already have the |
1224 | * middle face. This should not happen, as we already have the |
1870 | * else statement above so middle should not get set. OTOH, it |
1225 | * else statement above so middle should not get set. OTOH, it |
1871 | * may be possible for the faces to match but be different objects. |
1226 | * may be possible for the faces to match but be different objects. |
1872 | */ |
1227 | */ |
1873 | if (top == middle) middle=blank_face; |
1228 | if (top == middle) |
|
|
1229 | middle = 0; |
1874 | |
1230 | |
1875 | /* There are three posibilities at this point: |
1231 | /* There are three posibilities at this point: |
1876 | * 1) top face is set, need middle to be set. |
1232 | * 1) top face is set, need middle to be set. |
1877 | * 2) middle is set, need to set top. |
1233 | * 2) middle is set, need to set top. |
1878 | * 3) neither middle or top is set - need to set both. |
1234 | * 3) neither middle or top is set - need to set both. |
1879 | */ |
1235 | */ |
1880 | |
1236 | |
1881 | for (tmp=last; tmp; tmp=tmp->below) { |
1237 | for (tmp = last; tmp; tmp = tmp->below) |
|
|
1238 | { |
1882 | /* Once we get to a floor, stop, since we already have a floor object */ |
1239 | /* Once we get to a floor, stop, since we already have a floor object */ |
1883 | if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) break; |
1240 | if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
|
|
1241 | break; |
1884 | |
1242 | |
1885 | /* If two top faces are already set, quit processing */ |
1243 | /* If two top faces are already set, quit processing */ |
1886 | if ((top != blank_face) && (middle != blank_face)) break; |
1244 | if (top && middle) |
|
|
1245 | break; |
1887 | |
1246 | |
1888 | /* Only show visible faces, unless its the editor - show all */ |
1247 | /* Only show visible faces */ |
1889 | if (!tmp->invisible || editor) { |
1248 | if (!tmp->invisible) |
|
|
1249 | { |
1890 | /* Fill in top if needed */ |
1250 | /* Fill in top if needed */ |
1891 | if (top == blank_face) { |
1251 | if (!top) |
1892 | top = tmp->face; |
1252 | { |
1893 | top_obj = tmp; |
1253 | top = tmp; |
1894 | if (top == middle) middle=blank_face; |
1254 | if (top == middle) |
1895 | } else { |
1255 | middle = 0; |
|
|
1256 | } |
|
|
1257 | else |
|
|
1258 | { |
1896 | /* top is already set - we should only get here if |
1259 | /* top is already set - we should only get here if |
1897 | * middle is not set |
1260 | * middle is not set |
1898 | * |
1261 | * |
1899 | * Set the middle face and break out, since there is nothing |
1262 | * Set the middle face and break out, since there is nothing |
1900 | * more to fill in. We don't check visiblity here, since |
1263 | * more to fill in. We don't check visiblity here, since |
1901 | * |
1264 | * |
1902 | */ |
1265 | */ |
1903 | if (tmp->face != top ) { |
1266 | if (tmp != top) |
1904 | middle = tmp->face; |
1267 | { |
1905 | middle_obj = tmp; |
1268 | middle = tmp; |
1906 | break; |
1269 | break; |
1907 | } |
1270 | } |
|
|
1271 | } |
|
|
1272 | } |
1908 | } |
1273 | } |
1909 | } |
|
|
1910 | } |
|
|
1911 | if (middle == floor) middle = blank_face; |
|
|
1912 | if (top == middle) middle = blank_face; |
|
|
1913 | SET_MAP_FACE(m,x,y,top,0); |
|
|
1914 | if(top != blank_face) |
|
|
1915 | SET_MAP_FACE_OBJ(m,x,y,top_obj,0); |
|
|
1916 | else |
|
|
1917 | SET_MAP_FACE_OBJ(m,x,y,NULL,0); |
|
|
1918 | SET_MAP_FACE(m,x,y,middle,1); |
|
|
1919 | if(middle != blank_face) |
|
|
1920 | SET_MAP_FACE_OBJ(m,x,y,middle_obj,1); |
|
|
1921 | else |
|
|
1922 | SET_MAP_FACE_OBJ(m,x,y,NULL,1); |
|
|
1923 | SET_MAP_FACE(m,x,y,floor,2); |
|
|
1924 | if(floor != blank_face) |
|
|
1925 | SET_MAP_FACE_OBJ(m,x,y,floor_obj,2); |
|
|
1926 | else |
|
|
1927 | SET_MAP_FACE_OBJ(m,x,y,NULL,2); |
|
|
1928 | SET_MAP_LIGHT(m,x,y,light); |
|
|
1929 | } |
|
|
1930 | |
1274 | |
|
|
1275 | if (middle == floor) |
|
|
1276 | middle = 0; |
1931 | |
1277 | |
1932 | void set_map_reset_time(mapstruct *map) { |
1278 | if (top == middle) |
1933 | int timeout; |
1279 | middle = 0; |
1934 | |
1280 | |
1935 | timeout = MAP_RESET_TIMEOUT(map); |
1281 | #if 0 |
1936 | if (timeout <= 0) |
1282 | faces_obj [0] = top; |
1937 | timeout = MAP_DEFAULTRESET; |
1283 | faces_obj [1] = middle; |
1938 | if (timeout >= MAP_MAXRESET) |
1284 | faces_obj [2] = floor; |
1939 | timeout = MAP_MAXRESET; |
1285 | #endif |
1940 | MAP_WHEN_RESET(map) = seconds()+timeout; |
|
|
1941 | } |
1286 | } |
1942 | |
1287 | |
|
|
1288 | uint64 |
|
|
1289 | mapspace::volume () const |
|
|
1290 | { |
|
|
1291 | uint64 vol = 0; |
|
|
1292 | |
|
|
1293 | for (object *op = top; op && !op->flag [FLAG_NO_PICK]; op = op->below) |
|
|
1294 | vol += op->volume (); |
|
|
1295 | |
|
|
1296 | return vol; |
|
|
1297 | } |
|
|
1298 | |
1943 | /* this updates the orig_map->tile_map[tile_num] value after loading |
1299 | /* this updates the orig_map->tile_map[tile_num] value after finding |
1944 | * the map. It also takes care of linking back the freshly loaded |
1300 | * the map. It also takes care of linking back the freshly found |
1945 | * maps tile_map values if it tiles back to this one. It returns |
1301 | * maps tile_map values if it tiles back to this one. It returns |
1946 | * the value of orig_map->tile_map[tile_num]. It really only does this |
1302 | * the value of orig_map->tile_map[tile_num]. |
1947 | * so that it is easier for calling functions to verify success. |
|
|
1948 | */ |
1303 | */ |
1949 | |
1304 | static inline maptile * |
1950 | static mapstruct *load_and_link_tiled_map(mapstruct *orig_map, int tile_num) |
1305 | find_and_link (maptile *orig_map, int tile_num) |
1951 | { |
1306 | { |
|
|
1307 | maptile *mp = orig_map->tile_map [tile_num]; |
|
|
1308 | |
|
|
1309 | if (!mp) |
|
|
1310 | { |
|
|
1311 | mp = orig_map->find_sync (orig_map->tile_path [tile_num], orig_map); |
|
|
1312 | |
|
|
1313 | if (!mp) |
|
|
1314 | { |
|
|
1315 | // emergency mode, manufacture a dummy map, this creates a memleak, but thats fine |
|
|
1316 | LOG (llevError, "FATAL: cannot load tiled map %s from %s, leaking memory and worse!\n", |
|
|
1317 | &orig_map->tile_path[tile_num], &orig_map->path); |
|
|
1318 | mp = new maptile (1, 1); |
|
|
1319 | mp->alloc (); |
|
|
1320 | mp->in_memory = MAP_IN_MEMORY; |
|
|
1321 | } |
|
|
1322 | } |
|
|
1323 | |
1952 | int dest_tile = (tile_num +2) % 4; |
1324 | int dest_tile = (tile_num + 2) % 4; |
1953 | char *path = path_combine_and_normalize(orig_map->path, orig_map->tile_path[tile_num]); |
|
|
1954 | |
1325 | |
1955 | orig_map->tile_map[tile_num] = ready_map_name(path, 0); |
1326 | orig_map->tile_map [tile_num] = mp; |
1956 | |
1327 | |
1957 | /* need to do a strcmp here as the orig_map->path is not a shared string */ |
1328 | // optimisation: back-link map to origin map if euclidean |
1958 | if (orig_map->tile_map[tile_num]->tile_path[dest_tile] && |
1329 | //TODO: non-euclidean maps MUST GO |
1959 | !strcmp(orig_map->tile_map[tile_num]->tile_path[dest_tile], orig_map->path)) |
1330 | if (orig_map->tile_map[tile_num]->tile_path[dest_tile] == orig_map->path) |
1960 | orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map; |
1331 | orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map; |
1961 | |
1332 | |
1962 | return orig_map->tile_map[tile_num]; |
1333 | return mp; |
|
|
1334 | } |
|
|
1335 | |
|
|
1336 | static inline void |
|
|
1337 | load_and_link (maptile *orig_map, int tile_num) |
|
|
1338 | { |
|
|
1339 | find_and_link (orig_map, tile_num)->load_sync (); |
1963 | } |
1340 | } |
1964 | |
1341 | |
1965 | /* this returns TRUE if the coordinates (x,y) are out of |
1342 | /* this returns TRUE if the coordinates (x,y) are out of |
1966 | * map m. This function also takes into account any |
1343 | * map m. This function also takes into account any |
1967 | * tiling considerations, loading adjacant maps as needed. |
1344 | * tiling considerations, loading adjacant maps as needed. |
1968 | * This is the function should always be used when it |
1345 | * This is the function should always be used when it |
1969 | * necessary to check for valid coordinates. |
1346 | * necessary to check for valid coordinates. |
1970 | * This function will recursively call itself for the |
1347 | * This function will recursively call itself for the |
1971 | * tiled maps. |
1348 | * tiled maps. |
1972 | * |
1349 | */ |
1973 | * |
1350 | int |
1974 | */ |
|
|
1975 | int out_of_map(mapstruct *m, int x, int y) |
1351 | out_of_map (maptile *m, int x, int y) |
1976 | { |
1352 | { |
1977 | |
|
|
1978 | /* If we get passed a null map, this is obviously the |
1353 | /* If we get passed a null map, this is obviously the |
1979 | * case. This generally shouldn't happen, but if the |
1354 | * case. This generally shouldn't happen, but if the |
1980 | * map loads fail below, it could happen. |
1355 | * map loads fail below, it could happen. |
1981 | */ |
1356 | */ |
1982 | if (!m) return 0; |
1357 | if (!m) |
1983 | |
|
|
1984 | if (x<0) { |
|
|
1985 | if (!m->tile_path[3]) return 1; |
|
|
1986 | if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) { |
|
|
1987 | load_and_link_tiled_map(m, 3); |
|
|
1988 | } |
|
|
1989 | return (out_of_map(m->tile_map[3], x + MAP_WIDTH(m->tile_map[3]), y)); |
|
|
1990 | } |
|
|
1991 | if (x>=MAP_WIDTH(m)) { |
|
|
1992 | if (!m->tile_path[1]) return 1; |
|
|
1993 | if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) { |
|
|
1994 | load_and_link_tiled_map(m, 1); |
|
|
1995 | } |
|
|
1996 | return (out_of_map(m->tile_map[1], x - MAP_WIDTH(m), y)); |
|
|
1997 | } |
|
|
1998 | if (y<0) { |
|
|
1999 | if (!m->tile_path[0]) return 1; |
|
|
2000 | if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) { |
|
|
2001 | load_and_link_tiled_map(m, 0); |
|
|
2002 | } |
|
|
2003 | return (out_of_map(m->tile_map[0], x, y + MAP_HEIGHT(m->tile_map[0]))); |
|
|
2004 | } |
|
|
2005 | if (y>=MAP_HEIGHT(m)) { |
|
|
2006 | if (!m->tile_path[2]) return 1; |
|
|
2007 | if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) { |
|
|
2008 | load_and_link_tiled_map(m, 2); |
|
|
2009 | } |
|
|
2010 | return (out_of_map(m->tile_map[2], x, y - MAP_HEIGHT(m))); |
|
|
2011 | } |
|
|
2012 | |
|
|
2013 | /* Simple case - coordinates are within this local |
|
|
2014 | * map. |
|
|
2015 | */ |
|
|
2016 | return 0; |
1358 | return 0; |
|
|
1359 | |
|
|
1360 | if (x < 0) |
|
|
1361 | { |
|
|
1362 | if (!m->tile_path[3]) |
|
|
1363 | return 1; |
|
|
1364 | |
|
|
1365 | if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) |
|
|
1366 | find_and_link (m, 3); |
|
|
1367 | |
|
|
1368 | return out_of_map (m->tile_map[3], x + m->tile_map[3]->width, y); |
|
|
1369 | } |
|
|
1370 | |
|
|
1371 | if (x >= m->width) |
|
|
1372 | { |
|
|
1373 | if (!m->tile_path[1]) |
|
|
1374 | return 1; |
|
|
1375 | |
|
|
1376 | if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) |
|
|
1377 | find_and_link (m, 1); |
|
|
1378 | |
|
|
1379 | return out_of_map (m->tile_map[1], x - m->width, y); |
|
|
1380 | } |
|
|
1381 | |
|
|
1382 | if (y < 0) |
|
|
1383 | { |
|
|
1384 | if (!m->tile_path[0]) |
|
|
1385 | return 1; |
|
|
1386 | |
|
|
1387 | if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) |
|
|
1388 | find_and_link (m, 0); |
|
|
1389 | |
|
|
1390 | return out_of_map (m->tile_map[0], x, y + m->tile_map[0]->height); |
|
|
1391 | } |
|
|
1392 | |
|
|
1393 | if (y >= m->height) |
|
|
1394 | { |
|
|
1395 | if (!m->tile_path[2]) |
|
|
1396 | return 1; |
|
|
1397 | |
|
|
1398 | if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) |
|
|
1399 | find_and_link (m, 2); |
|
|
1400 | |
|
|
1401 | return out_of_map (m->tile_map[2], x, y - m->height); |
|
|
1402 | } |
|
|
1403 | |
|
|
1404 | /* Simple case - coordinates are within this local |
|
|
1405 | * map. |
|
|
1406 | */ |
|
|
1407 | return 0; |
2017 | } |
1408 | } |
2018 | |
1409 | |
2019 | /* This is basically the same as out_of_map above, but |
1410 | /* This is basically the same as out_of_map above, but |
2020 | * instead we return NULL if no map is valid (coordinates |
1411 | * instead we return NULL if no map is valid (coordinates |
2021 | * out of bounds and no tiled map), otherwise it returns |
1412 | * out of bounds and no tiled map), otherwise it returns |
2022 | * the map as that the coordinates are really on, and |
1413 | * the map as that the coordinates are really on, and |
2023 | * updates x and y to be the localized coordinates. |
1414 | * updates x and y to be the localised coordinates. |
2024 | * Using this is more efficient of calling out_of_map |
1415 | * Using this is more efficient of calling out_of_map |
2025 | * and then figuring out what the real map is |
1416 | * and then figuring out what the real map is |
2026 | */ |
1417 | */ |
2027 | mapstruct *get_map_from_coord(mapstruct *m, sint16 *x, sint16 *y) |
1418 | maptile * |
|
|
1419 | maptile::xy_find (sint16 &x, sint16 &y) |
2028 | { |
1420 | { |
2029 | |
1421 | if (x < 0) |
2030 | if (*x<0) { |
|
|
2031 | if (!m->tile_path[3]) return NULL; |
|
|
2032 | if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) |
|
|
2033 | load_and_link_tiled_map(m, 3); |
|
|
2034 | |
|
|
2035 | *x += MAP_WIDTH(m->tile_map[3]); |
|
|
2036 | return (get_map_from_coord(m->tile_map[3], x, y)); |
|
|
2037 | } |
1422 | { |
2038 | if (*x>=MAP_WIDTH(m)) { |
1423 | if (!tile_path[3]) |
2039 | if (!m->tile_path[1]) return NULL; |
1424 | return 0; |
2040 | if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) |
|
|
2041 | load_and_link_tiled_map(m, 1); |
|
|
2042 | |
1425 | |
2043 | *x -= MAP_WIDTH(m); |
1426 | find_and_link (this, 3); |
2044 | return (get_map_from_coord(m->tile_map[1], x, y)); |
1427 | x += tile_map[3]->width; |
|
|
1428 | return tile_map[3]->xy_find (x, y); |
|
|
1429 | } |
|
|
1430 | |
|
|
1431 | if (x >= width) |
2045 | } |
1432 | { |
2046 | if (*y<0) { |
1433 | if (!tile_path[1]) |
2047 | if (!m->tile_path[0]) return NULL; |
1434 | return 0; |
2048 | if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) |
|
|
2049 | load_and_link_tiled_map(m, 0); |
|
|
2050 | |
1435 | |
2051 | *y += MAP_HEIGHT(m->tile_map[0]); |
1436 | find_and_link (this, 1); |
2052 | return (get_map_from_coord(m->tile_map[0], x, y)); |
1437 | x -= width; |
|
|
1438 | return tile_map[1]->xy_find (x, y); |
|
|
1439 | } |
|
|
1440 | |
|
|
1441 | if (y < 0) |
2053 | } |
1442 | { |
2054 | if (*y>=MAP_HEIGHT(m)) { |
1443 | if (!tile_path[0]) |
2055 | if (!m->tile_path[2]) return NULL; |
1444 | return 0; |
2056 | if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) |
|
|
2057 | load_and_link_tiled_map(m, 2); |
|
|
2058 | |
1445 | |
2059 | *y -= MAP_HEIGHT(m); |
1446 | find_and_link (this, 0); |
2060 | return (get_map_from_coord(m->tile_map[2], x, y)); |
1447 | y += tile_map[0]->height; |
|
|
1448 | return tile_map[0]->xy_find (x, y); |
|
|
1449 | } |
|
|
1450 | |
|
|
1451 | if (y >= height) |
2061 | } |
1452 | { |
|
|
1453 | if (!tile_path[2]) |
|
|
1454 | return 0; |
2062 | |
1455 | |
|
|
1456 | find_and_link (this, 2); |
|
|
1457 | y -= height; |
|
|
1458 | return tile_map[2]->xy_find (x, y); |
|
|
1459 | } |
|
|
1460 | |
2063 | /* Simple case - coordinates are within this local |
1461 | /* Simple case - coordinates are within this local |
2064 | * map. |
1462 | * map. |
2065 | */ |
1463 | */ |
2066 | |
1464 | return this; |
2067 | return m; |
|
|
2068 | } |
1465 | } |
2069 | |
1466 | |
2070 | /** |
1467 | /** |
2071 | * Return whether map2 is adjacent to map1. If so, store the distance from |
1468 | * Return whether map2 is adjacent to map1. If so, store the distance from |
2072 | * map1 to map2 in dx/dy. |
1469 | * map1 to map2 in dx/dy. |
2073 | */ |
1470 | */ |
|
|
1471 | int |
2074 | static int adjacent_map(const mapstruct *map1, const mapstruct *map2, int *dx, int *dy) { |
1472 | adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy) |
|
|
1473 | { |
2075 | if (!map1 || !map2) |
1474 | if (!map1 || !map2) |
2076 | return 0; |
1475 | return 0; |
2077 | |
1476 | |
|
|
1477 | //TODO: this doesn't actually check corretcly when intermediate maps are not loaded |
|
|
1478 | //fix: compare paths instead (this is likely faster, too!) |
2078 | if (map1 == map2) { |
1479 | if (map1 == map2) |
|
|
1480 | { |
2079 | *dx = 0; |
1481 | *dx = 0; |
2080 | *dy = 0; |
1482 | *dy = 0; |
2081 | |
1483 | } |
2082 | } else if (map1->tile_map[0] == map2) { /* up */ |
1484 | else if (map1->tile_map[0] == map2) |
|
|
1485 | { /* up */ |
2083 | *dx = 0; |
1486 | *dx = 0; |
2084 | *dy = -MAP_HEIGHT(map2); |
1487 | *dy = -map2->height; |
|
|
1488 | } |
2085 | } else if (map1->tile_map[1] == map2) { /* right */ |
1489 | else if (map1->tile_map[1] == map2) |
2086 | *dx = MAP_WIDTH(map1); |
1490 | { /* right */ |
|
|
1491 | *dx = map1->width; |
2087 | *dy = 0; |
1492 | *dy = 0; |
|
|
1493 | } |
2088 | } else if (map1->tile_map[2] == map2) { /* down */ |
1494 | else if (map1->tile_map[2] == map2) |
|
|
1495 | { /* down */ |
2089 | *dx = 0; |
1496 | *dx = 0; |
2090 | *dy = MAP_HEIGHT(map1); |
1497 | *dy = map1->height; |
|
|
1498 | } |
2091 | } else if (map1->tile_map[3] == map2) { /* left */ |
1499 | else if (map1->tile_map[3] == map2) |
2092 | *dx = -MAP_WIDTH(map2); |
1500 | { /* left */ |
|
|
1501 | *dx = -map2->width; |
2093 | *dy = 0; |
1502 | *dy = 0; |
2094 | |
1503 | } |
2095 | } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2) { /* up right */ |
1504 | else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2) |
|
|
1505 | { /* up right */ |
2096 | *dx = MAP_WIDTH(map1->tile_map[0]); |
1506 | *dx = map1->tile_map[0]->width; |
2097 | *dy = -MAP_HEIGHT(map1->tile_map[0]); |
1507 | *dy = -map1->tile_map[0]->height; |
|
|
1508 | } |
2098 | } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2) { /* up left */ |
1509 | else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2) |
2099 | *dx = -MAP_WIDTH(map2); |
1510 | { /* up left */ |
2100 | *dy = -MAP_HEIGHT(map1->tile_map[0]); |
1511 | *dx = -map2->width; |
|
|
1512 | *dy = -map1->tile_map[0]->height; |
|
|
1513 | } |
2101 | } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2) { /* right up */ |
1514 | else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2) |
2102 | *dx = MAP_WIDTH(map1); |
1515 | { /* right up */ |
2103 | *dy = -MAP_HEIGHT(map2); |
1516 | *dx = map1->width; |
|
|
1517 | *dy = -map2->height; |
|
|
1518 | } |
2104 | } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2) { /* right down */ |
1519 | else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2) |
2105 | *dx = MAP_WIDTH(map1); |
1520 | { /* right down */ |
2106 | *dy = MAP_HEIGHT(map1->tile_map[1]); |
1521 | *dx = map1->width; |
|
|
1522 | *dy = map1->tile_map[1]->height; |
|
|
1523 | } |
2107 | } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2) { /* down right */ |
1524 | else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2) |
|
|
1525 | { /* down right */ |
2108 | *dx = MAP_WIDTH(map1->tile_map[2]); |
1526 | *dx = map1->tile_map[2]->width; |
2109 | *dy = MAP_HEIGHT(map1); |
1527 | *dy = map1->height; |
|
|
1528 | } |
2110 | } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2) { /* down left */ |
1529 | else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2) |
2111 | *dx = -MAP_WIDTH(map2); |
1530 | { /* down left */ |
2112 | *dy = MAP_HEIGHT(map1); |
1531 | *dx = -map2->width; |
|
|
1532 | *dy = map1->height; |
|
|
1533 | } |
2113 | } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2) { /* left up */ |
1534 | else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2) |
|
|
1535 | { /* left up */ |
2114 | *dx = -MAP_WIDTH(map1->tile_map[3]); |
1536 | *dx = -map1->tile_map[3]->width; |
2115 | *dy = -MAP_HEIGHT(map2); |
1537 | *dy = -map2->height; |
|
|
1538 | } |
2116 | } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2) { /* left down */ |
1539 | else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2) |
|
|
1540 | { /* left down */ |
2117 | *dx = -MAP_WIDTH(map1->tile_map[3]); |
1541 | *dx = -map1->tile_map[3]->width; |
2118 | *dy = MAP_HEIGHT(map1->tile_map[3]); |
1542 | *dy = map1->tile_map[3]->height; |
2119 | |
|
|
2120 | } else { /* not "adjacent" enough */ |
|
|
2121 | return 0; |
|
|
2122 | } |
1543 | } |
2123 | |
1544 | else |
2124 | return 1; |
1545 | return 0; |
|
|
1546 | |
|
|
1547 | return 1; |
|
|
1548 | } |
|
|
1549 | |
|
|
1550 | maptile * |
|
|
1551 | maptile::xy_load (sint16 &x, sint16 &y) |
|
|
1552 | { |
|
|
1553 | maptile *map = xy_find (x, y); |
|
|
1554 | |
|
|
1555 | if (map) |
|
|
1556 | map->load_sync (); |
|
|
1557 | |
|
|
1558 | return map; |
|
|
1559 | } |
|
|
1560 | |
|
|
1561 | maptile * |
|
|
1562 | get_map_from_coord (maptile *m, sint16 *x, sint16 *y) |
|
|
1563 | { |
|
|
1564 | return m->xy_load (*x, *y); |
2125 | } |
1565 | } |
2126 | |
1566 | |
2127 | /* From map.c |
1567 | /* From map.c |
2128 | * This is used by get_player to determine where the other |
1568 | * This is used by get_player to determine where the other |
2129 | * creature is. get_rangevector takes into account map tiling, |
1569 | * creature is. get_rangevector takes into account map tiling, |
2130 | * so you just can not look the the map coordinates and get the |
1570 | * so you just can not look the the map coordinates and get the |
2131 | * righte value. distance_x/y are distance away, which |
1571 | * righte value. distance_x/y are distance away, which |
2132 | * can be negativbe. direction is the crossfire direction scheme |
1572 | * can be negative. direction is the crossfire direction scheme |
2133 | * that the creature should head. part is the part of the |
1573 | * that the creature should head. part is the part of the |
2134 | * monster that is closest. |
1574 | * monster that is closest. |
2135 | * |
1575 | * |
2136 | * get_rangevector looks at op1 and op2, and fills in the |
1576 | * get_rangevector looks at op1 and op2, and fills in the |
2137 | * structure for op1 to get to op2. |
1577 | * structure for op1 to get to op2. |
… | |
… | |
2142 | * be unexpected |
1582 | * be unexpected |
2143 | * |
1583 | * |
2144 | * currently, the only flag supported (0x1) is don't translate for |
1584 | * currently, the only flag supported (0x1) is don't translate for |
2145 | * closest body part of 'op1' |
1585 | * closest body part of 'op1' |
2146 | */ |
1586 | */ |
2147 | |
1587 | void |
2148 | void get_rangevector(object *op1, object *op2, rv_vector *retval, int flags) { |
1588 | get_rangevector (object *op1, object *op2, rv_vector * retval, int flags) |
|
|
1589 | { |
2149 | if (!adjacent_map(op1->map, op2->map, &retval->distance_x, &retval->distance_y)) { |
1590 | if (!adjacent_map (op1->map, op2->map, &retval->distance_x, &retval->distance_y)) |
|
|
1591 | { |
2150 | /* be conservative and fill in _some_ data */ |
1592 | /* be conservative and fill in _some_ data */ |
2151 | retval->distance = 100000; |
1593 | retval->distance = 10000; |
2152 | retval->distance_x = 32767; |
1594 | retval->distance_x = 10000; |
2153 | retval->distance_y = 32767; |
1595 | retval->distance_y = 10000; |
2154 | retval->direction = 0; |
1596 | retval->direction = 0; |
2155 | retval->part = 0; |
1597 | retval->part = 0; |
2156 | } else { |
1598 | } |
|
|
1599 | else |
|
|
1600 | { |
2157 | object *best; |
1601 | object *best; |
2158 | |
1602 | |
2159 | retval->distance_x += op2->x-op1->x; |
1603 | retval->distance_x += op2->x - op1->x; |
2160 | retval->distance_y += op2->y-op1->y; |
1604 | retval->distance_y += op2->y - op1->y; |
2161 | |
1605 | |
2162 | best = op1; |
1606 | best = op1; |
2163 | /* If this is multipart, find the closest part now */ |
1607 | /* If this is multipart, find the closest part now */ |
2164 | if (!(flags&0x1) && op1->more) { |
1608 | if (!(flags & 0x1) && op1->more) |
2165 | object *tmp; |
1609 | { |
2166 | int best_distance = retval->distance_x*retval->distance_x+ |
1610 | int best_distance = retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y, tmpi; |
2167 | retval->distance_y*retval->distance_y, tmpi; |
|
|
2168 | |
1611 | |
2169 | /* we just take the offset of the piece to head to figure |
1612 | /* we just take the offset of the piece to head to figure |
2170 | * distance instead of doing all that work above again |
1613 | * distance instead of doing all that work above again |
2171 | * since the distance fields we set above are positive in the |
1614 | * since the distance fields we set above are positive in the |
2172 | * same axis as is used for multipart objects, the simply arithmetic |
1615 | * same axis as is used for multipart objects, the simply arithmetic |
2173 | * below works. |
1616 | * below works. |
2174 | */ |
1617 | */ |
2175 | for (tmp = op1->more; tmp != NULL; tmp = tmp->more) { |
1618 | for (object *tmp = op1->more; tmp; tmp = tmp->more) |
|
|
1619 | { |
2176 | tmpi = (op1->x-tmp->x+retval->distance_x)*(op1->x-tmp->x+retval->distance_x)+ |
1620 | tmpi = (op1->x - tmp->x + retval->distance_x) * (op1->x - tmp->x + retval->distance_x) + |
2177 | (op1->y-tmp->y+retval->distance_y)*(op1->y-tmp->y+retval->distance_y); |
1621 | (op1->y - tmp->y + retval->distance_y) * (op1->y - tmp->y + retval->distance_y); |
2178 | if (tmpi < best_distance) { |
1622 | if (tmpi < best_distance) |
|
|
1623 | { |
2179 | best_distance = tmpi; |
1624 | best_distance = tmpi; |
2180 | best = tmp; |
1625 | best = tmp; |
2181 | } |
1626 | } |
2182 | } |
1627 | } |
|
|
1628 | |
2183 | if (best != op1) { |
1629 | if (best != op1) |
|
|
1630 | { |
2184 | retval->distance_x += op1->x-best->x; |
1631 | retval->distance_x += op1->x - best->x; |
2185 | retval->distance_y += op1->y-best->y; |
1632 | retval->distance_y += op1->y - best->y; |
2186 | } |
1633 | } |
2187 | } |
1634 | } |
|
|
1635 | |
2188 | retval->part = best; |
1636 | retval->part = best; |
2189 | retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); |
1637 | retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y)); |
2190 | retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); |
1638 | retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y); |
2191 | } |
1639 | } |
2192 | } |
1640 | } |
2193 | |
1641 | |
2194 | /* this is basically the same as get_rangevector above, but instead of |
1642 | /* this is basically the same as get_rangevector above, but instead of |
2195 | * the first parameter being an object, it instead is the map |
1643 | * the first parameter being an object, it instead is the map |
… | |
… | |
2199 | * flags has no meaning for this function at this time - I kept it in to |
1647 | * flags has no meaning for this function at this time - I kept it in to |
2200 | * be more consistant with the above function and also in case they are needed |
1648 | * be more consistant with the above function and also in case they are needed |
2201 | * for something in the future. Also, since no object is pasted, the best |
1649 | * for something in the future. Also, since no object is pasted, the best |
2202 | * field of the rv_vector is set to NULL. |
1650 | * field of the rv_vector is set to NULL. |
2203 | */ |
1651 | */ |
2204 | |
1652 | void |
2205 | void get_rangevector_from_mapcoord(const mapstruct *m, int x, int y, const object *op2, rv_vector *retval, int flags) { |
1653 | get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags) |
|
|
1654 | { |
2206 | if (!adjacent_map(m, op2->map, &retval->distance_x, &retval->distance_y)) { |
1655 | if (!adjacent_map (m, op2->map, &retval->distance_x, &retval->distance_y)) |
|
|
1656 | { |
2207 | /* be conservative and fill in _some_ data */ |
1657 | /* be conservative and fill in _some_ data */ |
2208 | retval->distance = 100000; |
1658 | retval->distance = 100000; |
2209 | retval->distance_x = 32767; |
1659 | retval->distance_x = 32767; |
2210 | retval->distance_y = 32767; |
1660 | retval->distance_y = 32767; |
2211 | retval->direction = 0; |
1661 | retval->direction = 0; |
2212 | retval->part = 0; |
1662 | retval->part = 0; |
2213 | } else { |
1663 | } |
|
|
1664 | else |
|
|
1665 | { |
2214 | retval->distance_x += op2->x-x; |
1666 | retval->distance_x += op2->x - x; |
2215 | retval->distance_y += op2->y-y; |
1667 | retval->distance_y += op2->y - y; |
2216 | |
1668 | |
2217 | retval->part = NULL; |
1669 | retval->part = NULL; |
2218 | retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); |
1670 | retval->distance = idistance (retval->distance_x, retval->distance_y); |
2219 | retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); |
1671 | retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y); |
2220 | } |
1672 | } |
2221 | } |
1673 | } |
2222 | |
1674 | |
2223 | /* Returns true of op1 and op2 are effectively on the same map |
1675 | /* Returns true of op1 and op2 are effectively on the same map |
2224 | * (as related to map tiling). Note that this looks for a path from |
1676 | * (as related to map tiling). Note that this looks for a path from |
2225 | * op1 to op2, so if the tiled maps are assymetric and op2 has a path |
1677 | * op1 to op2, so if the tiled maps are asymetric and op2 has a path |
2226 | * to op1, this will still return false. |
1678 | * to op1, this will still return false. |
2227 | * Note we only look one map out to keep the processing simple |
1679 | * Note we only look one map out to keep the processing simple |
2228 | * and efficient. This could probably be a macro. |
1680 | * and efficient. This could probably be a macro. |
2229 | * MSW 2001-08-05 |
1681 | * MSW 2001-08-05 |
2230 | */ |
1682 | */ |
|
|
1683 | int |
2231 | int on_same_map(const object *op1, const object *op2) { |
1684 | on_same_map (const object *op1, const object *op2) |
|
|
1685 | { |
2232 | int dx, dy; |
1686 | int dx, dy; |
2233 | |
1687 | |
2234 | return adjacent_map(op1->map, op2->map, &dx, &dy); |
1688 | return adjacent_map (op1->map, op2->map, &dx, &dy); |
2235 | } |
1689 | } |
|
|
1690 | |
|
|
1691 | object * |
|
|
1692 | maptile::insert (object *op, int x, int y, object *originator, int flags) |
|
|
1693 | { |
|
|
1694 | if (!op->flag [FLAG_REMOVED]) |
|
|
1695 | op->remove (); |
|
|
1696 | |
|
|
1697 | return insert_ob_in_map_at (op, this, originator, flags, x, y); |
|
|
1698 | } |
|
|
1699 | |
|
|
1700 | region * |
|
|
1701 | maptile::region (int x, int y) const |
|
|
1702 | { |
|
|
1703 | if (regions |
|
|
1704 | && regionmap |
|
|
1705 | && !OUT_OF_REAL_MAP (this, x, y)) |
|
|
1706 | if (struct region *reg = regionmap [regions [y * width + x]]) |
|
|
1707 | return reg; |
|
|
1708 | |
|
|
1709 | if (default_region) |
|
|
1710 | return default_region; |
|
|
1711 | |
|
|
1712 | return ::region::default_region (); |
|
|
1713 | } |
|
|
1714 | |
|
|
1715 | /* picks a random object from a style map. |
|
|
1716 | * Redone by MSW so it should be faster and not use static |
|
|
1717 | * variables to generate tables. |
|
|
1718 | */ |
|
|
1719 | object * |
|
|
1720 | maptile::pick_random_object () const |
|
|
1721 | { |
|
|
1722 | /* while returning a null object will result in a crash, that |
|
|
1723 | * is actually preferable to an infinite loop. That is because |
|
|
1724 | * most servers will automatically restart in case of crash. |
|
|
1725 | * Change the logic on getting the random space - shouldn't make |
|
|
1726 | * any difference, but this seems clearer to me. |
|
|
1727 | */ |
|
|
1728 | for (int i = 1000; --i;) |
|
|
1729 | { |
|
|
1730 | object *pick = at (rndm (width), rndm (height)).bot; |
|
|
1731 | |
|
|
1732 | // do not prefer big monsters just because they are big. |
|
|
1733 | if (pick && pick->head_ () == pick) |
|
|
1734 | return pick->head_ (); |
|
|
1735 | } |
|
|
1736 | |
|
|
1737 | // instead of crashing in the unlikely(?) case, try to return *something* |
|
|
1738 | return get_archetype ("blocked"); |
|
|
1739 | } |
|
|
1740 | |