| … | |
… | |
| 195 | return (min); |
195 | return (min); |
| 196 | |
196 | |
| 197 | return (RANDOM () % diff + min); |
197 | return (RANDOM () % diff + min); |
| 198 | } |
198 | } |
| 199 | |
199 | |
| 200 | /* decay and destroy persihable items in a map */ |
200 | /* decay and destroy perishable items in a map */ |
| 201 | |
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| 202 | void |
201 | void |
| 203 | decay_objects (maptile *m) |
202 | maptile::decay_objects () |
| 204 | { |
203 | { |
| 205 | int x, y, destroy; |
204 | if (!spaces) |
| 206 | object *op, *otmp; |
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| 207 | |
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| 208 | if (m->unique) |
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| 209 | return; |
205 | return; |
| 210 | |
206 | |
| 211 | for (x = 0; x < m->width; x++) |
207 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
| 212 | for (y = 0; y < m->height; y++) |
208 | for (object *above, *op = ms->bot; op; op = above) |
| 213 | for (op = GET_MAP_OB (m, x, y); op; op = otmp) |
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| 214 | { |
209 | { |
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210 | above = op->above; |
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211 | |
| 215 | destroy = 0; |
212 | bool destroy = 0; |
| 216 | otmp = op->above; |
213 | |
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214 | // do not decay anything above unique floor tiles (yet :) |
| 217 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
215 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
| 218 | break; |
216 | break; |
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217 | |
| 219 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) |
218 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) |
| 220 | || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) |
219 | || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) |
| 221 | || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) |
220 | || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) |
| 222 | || QUERY_FLAG (op, FLAG_UNIQUE) |
221 | || QUERY_FLAG (op, FLAG_UNIQUE) |
| 223 | || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) |
222 | || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) |
| 224 | || QUERY_FLAG (op, FLAG_UNPAID) |
223 | || QUERY_FLAG (op, FLAG_UNPAID) |
| 225 | || op->is_alive ()) |
224 | || op->is_alive ()) |
| 226 | continue; |
225 | ; // do not decay |
| 227 | |
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| 228 | /* otherwise, we decay and destroy */ |
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| 229 | if (op->is_weapon ()) |
226 | else if (op->is_weapon ()) |
| 230 | { |
227 | { |
| 231 | op->stats.dam--; |
228 | op->stats.dam--; |
| 232 | if (op->stats.dam < 0) |
229 | if (op->stats.dam < 0) |
| 233 | destroy = 1; |
230 | destroy = 1; |
| 234 | } |
231 | } |
| 235 | else if (op->is_armor ()) |
232 | else if (op->is_armor ()) |
| 236 | { |
233 | { |
| 237 | op->stats.ac--; |
234 | op->stats.ac--; |
| 238 | if (op->stats.ac < 0) |
235 | if (op->stats.ac < 0) |
| 239 | destroy = 1; |
236 | destroy = 1; |
| 240 | } |
237 | } |
| 241 | else if (op->type == FOOD) |
238 | else if (op->type == FOOD) |
| 242 | { |
239 | { |
| 243 | op->stats.food -= rndm (5, 20); |
240 | op->stats.food -= rndm (5, 20); |
| 244 | if (op->stats.food < 0) |
241 | if (op->stats.food < 0) |
| 245 | destroy = 1; |
242 | destroy = 1; |
| 246 | } |
243 | } |
| 247 | else |
244 | else |
| 248 | { |
245 | { |
| 249 | if (op->material & M_PAPER || op->material & M_LEATHER || |
246 | int mat = op->material; |
| 250 | op->material & M_WOOD || op->material & M_ORGANIC || op->material & M_CLOTH || op->material & M_LIQUID) |
247 | |
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248 | if (mat & M_PAPER |
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249 | || mat & M_LEATHER |
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250 | || mat & M_WOOD |
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251 | || mat & M_ORGANIC |
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252 | || mat & M_CLOTH |
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253 | || mat & M_LIQUID |
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254 | || (mat & M_IRON && rndm (1, 5) == 1) |
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255 | || (mat & M_GLASS && rndm (1, 2) == 1) |
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256 | || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1) |
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257 | || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1) |
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258 | || (mat & M_ICE && temp > 32)) |
| 251 | destroy = 1; |
259 | destroy = 1; |
| 252 | if (op->material & M_IRON && rndm (1, 5) == 1) |
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|
| 253 | destroy = 1; |
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| 254 | if (op->material & M_GLASS && rndm (1, 2) == 1) |
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| 255 | destroy = 1; |
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| 256 | if ((op->material & M_STONE || op->material & M_ADAMANT) && rndm (1, 10) == 1) |
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| 257 | destroy = 1; |
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| 258 | if ((op->material & M_SOFT_METAL || op->material & M_BONE) && rndm (1, 3) == 1) |
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| 259 | destroy = 1; |
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| 260 | if (op->material & M_ICE && MAP_TEMP (m) > 32) |
|
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| 261 | destroy = 1; |
|
|
| 262 | } |
260 | } |
|
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261 | |
| 263 | /* adjust overall chance below */ |
262 | /* adjust overall chance below */ |
| 264 | if (destroy && rndm (0, 1)) |
263 | if (destroy && rndm (0, 1)) |
| 265 | op->destroy (); |
264 | op->destroy (); |
| 266 | } |
265 | } |
| 267 | } |
266 | } |
| 268 | |
267 | |
| 269 | /* convert materialname to materialtype_t */ |
268 | /* convert materialname to materialtype_t */ |
| 270 | |
269 | |
| 271 | materialtype_t * |
270 | materialtype_t * |
| … | |
… | |
| 598 | |
597 | |
| 599 | gettimeofday (&tv, 0); |
598 | gettimeofday (&tv, 0); |
| 600 | return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6); |
599 | return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6); |
| 601 | } |
600 | } |
| 602 | |
601 | |
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|
602 | int |
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|
603 | similar_direction (int a, int b) |
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|
604 | { |
|
|
605 | if (!a || !b) |
|
|
606 | return 0; |
|
|
607 | |
|
|
608 | int diff = (b - a) & 7; |
|
|
609 | return diff <= 1 || diff >= 7; |
|
|
610 | } |
|
|
611 | |
