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Comparing deliantra/server/common/material.C (file contents):
Revision 1.5 by root, Tue Nov 10 04:38:45 2009 UTC vs.
Revision 1.16 by root, Sat Apr 23 04:56:46 2011 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * the terms of the Affero GNU General Public License as published by the 9 * the terms of the Affero GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version. 11 * option) any later version.
… …
52}; 52};
53*/ 53*/
54 54
55materialtype_t::materialtype_t () 55materialtype_t::materialtype_t ()
56{ 56{
57 next = 0; 57 next = 0;
58 reset ();
59}
60
61void
62materialtype_t::reset ()
63{
58 name = shstr_unknown; 64 name = shstr_unknown;
59 description = shstr_unknown_material_description; 65 description = shstr_unknown_material_description;
60 material = 0; 66 material = 0;
61 67
62 for (int i = 0; i < NROFATTACKS; i++) 68 for (int i = 0; i < NROFATTACKS; i++)
63 { 69 {
64 save [i] = 10; 70 save [i] = 0;
65 mod [i] = 9; 71 mod [i] = 0;
66 } 72 }
67 73
68 chance = 0; 74 chance = 0;
69 difficulty = 0; 75 difficulty = 0;
70 magic = 0; 76 magic = 0;
… …
75 weight = 100; 81 weight = 100;
76 value = 100; 82 value = 100;
77 density = 1000; 83 density = 1000;
78} 84}
79 85
86// create a new material of the given name
87static materialtype_t *
88dummy_material (shstr_tmp name)
89{
90 materialtype_t *mt = new materialtype_t;
91 mt->name = name;
92
93 // make it susceptible to attacks
94 for (int i = 0; i < NROFATTACKS; i++)
95 {
96 mt->save [i] = 10;
97 mt->mod [i] = 9;
98 }
99
100 mt->next = materialt; materialt = mt;
101
102 return mt;
103}
104
105static materialtype_t *
106find (const shstr_tmp name)
107{
108 for (materialtype_t *mt = materialt; mt; mt = mt->next)
109 if (name == mt->name)
110 return mt;
111
112 return 0;
113}
114
80/* convert materialname to materialtype_t */ 115/* convert materialname to materialtype_t */
81materialtype_t * 116materialtype_t *
82name_to_material (const shstr_tmp name) 117name_to_material (const shstr_tmp name)
83{ 118{
84 for (materialtype_t *mt = materialt; mt; mt = mt->next) 119 materialtype_t *mt = find (name);
85 if (name == mt->name)
86 return mt;
87 120
121 if (!mt)
122 {
88 LOG (llevError, "name_to_material called with nonexistent material '%s'\n", &name); 123 LOG (llevError, "name_to_material called with nonexistent material '%s'\n", &name);
89 124 mt = dummy_material (name);
90 // create a new material of the given name 125 }
91 materialtype_t *mt = new materialtype_t;
92 mt->name = name;
93
94 mt->next = materialt;
95 materialt = mt;
96 126
97 return mt; 127 return mt;
128}
129
130void
131object_thawer::get (materialtype_t *&mt) const
132{
133 shstr name;
134 get (name);
135
136 mt = find (name);
137
138 if (!mt)
139 {
140 parse_error (format ("material called %s requested, but not found, creating dummy material.\n", &name));
141 mt = dummy_material (name);
142 }
98} 143}
99 144
100/* when doing transmutation of objects, we have to recheck the resistances, 145/* when doing transmutation of objects, we have to recheck the resistances,
101 * as some that did not apply previously, may apply now. 146 * as some that did not apply previously, may apply now.
102 */ 147 */
103void 148void
104transmute_materialname (object *op, const object *change) 149transmute_materialname (object *op, const object *change)
105{ 150{
106 int j; 151 if (!op->is_armor ())
152 return;
153
154 if (op->material == MATERIAL_NULL)
155 return;
107 156
108 if (op->material != change->material) 157 if (op->material != change->material)
109 return; 158 return;
110 159
111 if (!op->is_armor ())
112 return;
113
114 materialtype_t *mt = op->material; 160 materialtype_t *mt = op->material;
115 161
116 for (j = 0; j < NROFATTACKS; j++) 162 for (int j = 0; j < NROFATTACKS; j++)
117 if (op->resist[j] == 0 && change->resist[j] != 0) 163 if (op->resist[j] == 0 && change->resist[j] != 0)
118 { 164 {
119 op->resist[j] += mt->mod[j]; 165 op->resist[j] += mt->mod[j];
120 166
121 if (op->resist[j] > 100) op->resist[j] = 100; 167 if (op->resist[j] > 100) op->resist[j] = 100;
… …
125 171
126/* set the materialname and type for an item */ 172/* set the materialname and type for an item */
127void 173void
128select_material (object *op, int difficulty) 174select_material (object *op, int difficulty)
129{ 175{
130 if (op->material != &material_null || !op->materials) 176 if (op->material != MATERIAL_NULL || !op->materials)
131 return; 177 return;
132 178
133 materialtype_t *lmt = 0; 179 materialtype_t *lmt = 0;
134 180
135 //TODL: dead code? 181 //TODL: dead code?
… …
183} 229}
184 230
185//-GPL 231//-GPL
186 232
187void 233void
188load_materials (void) 234reload_materials ()
189{ 235{
190 char filename[MAX_BUF]; 236 object_thawer thawer (settings.datadir, "materials");
191
192 sprintf (filename, "%s/materials", settings.datadir);
193 LOG (llevDebug, "Reading material type data from %s...\n", filename);
194
195 //TODO: somehow free old materials, or update them in-place
196 material_null.next = 0;
197 materialt = &material_null;
198
199 object_thawer thawer (filename);
200 237
201 if (!thawer) 238 if (!thawer)
202 { 239 {
203 LOG (llevError, "Cannot open %s for reading\n", filename); 240 LOG (llevError, "unable to load %s for reading\n", thawer.name);
204 goto done; 241 return;
205 } 242 }
206 243
207 while (thawer.kw != KW_name) 244 while (thawer.kw != KW_name)
208 { 245 {
209 thawer.next (); 246 thawer.next ();
210 247
211 if (thawer.kw == KW_EOF) 248 if (thawer.kw == KW_EOF)
212 goto done; 249 return;
213 } 250 }
214 251
215 materialtype_t *mt; 252 materialtype_t *mt;
216 253
217 for (;;) 254 for (;;)
218 { 255 {
219 switch (thawer.kw) 256 switch (thawer.kw)
220 { 257 {
221 case KW_name: 258 case KW_name:
259 coroapi::cede_to_tick ();
260
261 {
262 // create a new dummy material, or find the existing material
263 shstr name;
264 thawer.get (name);
265
266 mt = find (name);
267
268 if (mt)
269 mt->reset ();
270 else
271 {
222 mt = new materialtype_t; 272 mt = new materialtype_t;
223 thawer.get (mt->name); 273 mt->next = materialt; materialt = mt;
274 }
275
276 mt->name = name;
224 mt->description = mt->name; 277 mt->description = name;
225 278 }
226 mt->next = materialt;
227 materialt = mt;
228 break; 279 break;
229 280
230 case KW_description: 281 case KW_description:
231 thawer.get (mt->description); 282 thawer.get (mt->description);
232 break; 283 break;
… …
289 case KW_weight: thawer.get (mt->weight); break; 340 case KW_weight: thawer.get (mt->weight); break;
290 case KW_value: thawer.get (mt->value); break; 341 case KW_value: thawer.get (mt->value); break;
291 case KW_density: thawer.get (mt->density); break; 342 case KW_density: thawer.get (mt->density); break;
292 343
293 case KW_EOF: 344 case KW_EOF:
294 goto done; 345 return;
295 346
296 default: 347 default:
297 if (!thawer.parse_error ("materials file", "materials")) 348 if (!thawer.parse_error ("materials file"))
298 goto done; 349 return;
299 break; 350 break;
300 } 351 }
301 352
302 thawer.next (); 353 thawer.next ();
303 } 354 }
304
305done:
306 if (!materialt)
307 materialt = new materialtype_t;
308
309 LOG (llevDebug, "Done.\n");
310} 355}
311 356

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