| … | |
… | |
| 163 | if (ob->map && ob->map->path) |
163 | if (ob->map && ob->map->path) |
| 164 | { |
164 | { |
| 165 | int flags = 0; |
165 | int flags = 0; |
| 166 | |
166 | |
| 167 | // due to historical glitches, the bit ordering and map index ordering differs |
167 | // due to historical glitches, the bit ordering and map index ordering differs |
| 168 | if (ob->map->tile_path[TILE_NORTH]) flags |= 0x01; |
168 | if (ob->map->tile_path [TILE_NORTH]) flags |= 0x01; |
| 169 | if (ob->map->tile_path[TILE_EAST ]) flags |= 0x02; |
169 | if (ob->map->tile_path [TILE_EAST ]) flags |= 0x02; |
| 170 | if (ob->map->tile_path[TILE_SOUTH]) flags |= 0x04; |
170 | if (ob->map->tile_path [TILE_SOUTH]) flags |= 0x04; |
| 171 | if (ob->map->tile_path[TILE_WEST ]) flags |= 0x08; |
171 | if (ob->map->tile_path [TILE_WEST ]) flags |= 0x08; |
| 172 | // these two are debatable |
172 | // these two are debatable |
| 173 | if (ob->map->tile_path[TILE_UP ]) flags |= 0x10; |
173 | if (ob->map->tile_path [TILE_UP ]) flags |= 0x10; |
| 174 | if (ob->map->tile_path[TILE_DOWN ]) flags |= 0x20; |
174 | if (ob->map->tile_path [TILE_DOWN ]) flags |= 0x20; |
| 175 | |
175 | |
| 176 | socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s", |
176 | socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s", |
| 177 | flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, |
177 | flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, |
| 178 | ob->map->width, ob->map->height, &ob->map->path); |
178 | ob->map->width, ob->map->height, &ob->map->path); |
| 179 | } |
179 | } |
| … | |
… | |
| 349 | |
349 | |
| 350 | // due to historical glitches, the mapinfo index and tile index differs |
350 | // due to historical glitches, the mapinfo index and tile index differs |
| 351 | static unsigned char dirmap [] = { TILE_NORTH, TILE_EAST, TILE_SOUTH, TILE_WEST, TILE_UP, TILE_DOWN }; |
351 | static unsigned char dirmap [] = { TILE_NORTH, TILE_EAST, TILE_SOUTH, TILE_WEST, TILE_UP, TILE_DOWN }; |
| 352 | |
352 | |
| 353 | // maybe we should only allow the four flat directions |
353 | // maybe we should only allow the four flat directions |
| 354 | if (dir >= 0 && dir < array_length (dirmap)) |
354 | if (IN_RANGE_EXC (dir, 0, array_length (dirmap))) |
| 355 | { |
355 | { |
| 356 | dir = dirmap [dir]; |
356 | dir = dirmap [dir]; |
| 357 | |
357 | |
| 358 | if (!map->tile_path [dir]) |
358 | if (!map->tile_path [dir]) |
| 359 | map = 0; |
359 | map = 0; |
| … | |
… | |
| 386 | else |
386 | else |
| 387 | { |
387 | { |
| 388 | int flags = 0; |
388 | int flags = 0; |
| 389 | |
389 | |
| 390 | // due to historical glitches, the bit ordering and map index ordering differs |
390 | // due to historical glitches, the bit ordering and map index ordering differs |
| 391 | if (map->tile_path[TILE_NORTH]) flags |= 0x01; |
391 | if (map->tile_path [TILE_NORTH]) flags |= 0x01; |
| 392 | if (map->tile_path[TILE_EAST ]) flags |= 0x02; |
392 | if (map->tile_path [TILE_EAST ]) flags |= 0x02; |
| 393 | if (map->tile_path[TILE_SOUTH]) flags |= 0x04; |
393 | if (map->tile_path [TILE_SOUTH]) flags |= 0x04; |
| 394 | if (map->tile_path[TILE_WEST ]) flags |= 0x08; |
394 | if (map->tile_path [TILE_WEST ]) flags |= 0x08; |
| 395 | // these two are debatable |
395 | // these two are debatable |
| 396 | if (map->tile_path[TILE_UP ]) flags |= 0x10; |
396 | if (map->tile_path [TILE_UP ]) flags |= 0x10; |
| 397 | if (map->tile_path[TILE_DOWN ]) flags |= 0x20; |
397 | if (map->tile_path [TILE_DOWN ]) flags |= 0x20; |
| 398 | |
398 | |
| 399 | send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path); |
399 | send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path); |
| 400 | } |
400 | } |
| 401 | |
401 | |
| 402 | return 1; |
402 | return 1; |
