1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game |
2 | * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
3 | * |
3 | * |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
5 | * Copyright (C) 2001 Mark Wedel |
5 | * Copyright (©) 2001,2007 Mark Wedel |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * 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 it |
9 | * it under the terms of the GNU General Public License as published by |
9 | * under the terms of the GNU General Public License as published by the Free |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * Software Foundation; either version 2 of the License, or (at your option) |
11 | * (at your option) any later version. |
11 | * any later version. |
12 | * |
12 | * |
13 | * 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, but |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
16 | * GNU General Public License for more details. |
16 | * for more details. |
17 | * |
17 | * |
18 | * 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 along |
19 | * along with this program; if not, write to the Free Software |
19 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
21 | * |
21 | * |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
23 | */ |
24 | |
24 | |
25 | /** \file |
25 | /** \file |
26 | * Image related communication |
26 | * Image related communication |
27 | * |
27 | * |
… | |
… | |
191 | if (mask) |
191 | if (mask) |
192 | ns->facecache = 1; |
192 | ns->facecache = 1; |
193 | } |
193 | } |
194 | |
194 | |
195 | /** |
195 | /** |
196 | * Client has requested pixmap that it somehow missed getting. |
196 | * client requested an image. send it rate-limited |
197 | * This will be called often if the client is |
197 | * before flushing. |
198 | * caching images. |
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199 | */ |
198 | */ |
200 | void |
199 | void |
201 | SendFaceCmd (char *buf, int len, client *ns) |
200 | AskFaceCmd (char *buf, int len, client *ns) |
202 | { |
201 | { |
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202 | int idx = 0, pri = 0; |
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203 | |
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204 | sscanf (buf, "%d %d", &idx, &pri); |
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205 | |
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206 | const facedata *d = face_data (idx, ns->faceset); |
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207 | |
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208 | if (!d) |
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209 | return; // doh |
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210 | |
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211 | client::ixsend ix; |
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212 | |
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213 | ix.pri = pri; |
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214 | ix.idx = idx; |
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215 | ix.ofs = d->data.size (); |
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216 | |
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217 | // the by far most common case will be to insert |
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218 | // right at the end, so no looping. |
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219 | auto (i, ns->ixface.end ()); |
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220 | for (; i != ns->ixface.begin (); ) |
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221 | if (pri >= (--i)->pri) |
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222 | break; |
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223 | |
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224 | ns->ixface.insert (i, ix); |
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225 | } |
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226 | |
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227 | /** |
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228 | * Tells client the picture it has to use |
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229 | * to smooth a picture number given as argument. |
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230 | */ |
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231 | void |
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232 | AskSmooth (char *buf, int len, client *ns) |
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233 | { |
203 | ns->send_image (atoi (buf)); |
234 | ns->send_face (atoi (buf)); |
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235 | ns->flush_fx (); |
204 | } |
236 | } |
205 | |
237 | |
206 | // how lame |
238 | // how lame |
207 | static void print_facename (packet &sl, const facedata &d) |
239 | static void print_facename (packet &sl, const facedata &d) |
208 | { |
240 | { |
… | |
… | |
255 | if (faces_sent[facenum]) |
287 | if (faces_sent[facenum]) |
256 | return; |
288 | return; |
257 | |
289 | |
258 | faces_sent[facenum] = true; |
290 | faces_sent[facenum] = true; |
259 | |
291 | |
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292 | // if for some reason we let a client without face caching connect, |
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293 | // we better support that decision here and implement it. |
260 | if (!facecache) |
294 | if (!facecache) |
261 | { |
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262 | send_drawinfo ( |
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263 | "*** Please enable image/face caching in preferences or use a client that supports it.\n", |
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264 | NDI_RED |
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265 | ); |
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266 | return send_image (facenum); |
295 | return send_image (facenum); |
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296 | |
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297 | if (fxix) |
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298 | { |
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299 | fxface.push_back (facenum); |
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300 | return; |
267 | } |
301 | } |
268 | |
302 | |
269 | packet sl; |
303 | packet sl; |
270 | |
304 | |
271 | if (force_face0) |
305 | if (force_face0) |
… | |
… | |
277 | |
311 | |
278 | // how lame |
312 | // how lame |
279 | print_facename (sl, *d); |
313 | print_facename (sl, *d); |
280 | send_packet (sl); |
314 | send_packet (sl); |
281 | |
315 | |
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316 | if (EMI_smooth) |
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317 | { |
282 | faceinfo *f = face_info (facenum); |
318 | faceinfo *f = face_info (facenum); |
283 | if (f->smooth && EMI_smooth) |
319 | |
284 | { |
320 | if (f->smooth) |
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321 | { |
285 | send_face (f->smooth); |
322 | send_face (f->smooth); |
286 | |
323 | |
287 | packet sl ("smooth"); |
324 | packet sl ("smooth"); |
288 | |
325 | |
289 | sl << uint16 (facenum) |
326 | sl << uint16 (facenum) |
290 | << uint16 (f->smooth); |
327 | << uint16 (f->smooth); |
291 | |
328 | |
292 | send_packet (sl); |
329 | send_packet (sl); |
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330 | } |
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331 | } |
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332 | } |
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333 | |
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334 | void client::flush_fx () |
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335 | { |
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336 | while (!fxface.empty ()) |
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337 | { |
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338 | packet fx ("fx"); |
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339 | packet sx ("sx"); |
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340 | |
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341 | do |
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342 | { |
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343 | faceidx facenum = fxface.back (); fxface.pop_back (); |
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344 | |
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345 | const facedata *d = face_data (facenum, faceset); |
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346 | |
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347 | if (d) |
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348 | { |
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349 | fx << ber32 (facenum) |
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350 | << data8 (d->chksum, CHKSUM_SIZE); |
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351 | |
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352 | if (smoothing) |
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353 | { |
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354 | faceinfo *f = face_info (facenum); |
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355 | |
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356 | if (f->smooth) |
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357 | { |
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358 | send_face (f->smooth); |
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359 | sx << ber32 (facenum) |
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360 | << ber32 (f->smooth) |
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361 | << ber32 (f->smoothlevel); |
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362 | } |
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363 | } |
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364 | } |
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365 | } |
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366 | while (!fxface.empty () |
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367 | && fx.room () > ber32::size + CHKSUM_SIZE + 1 |
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368 | && sx.room () > ber32::size * 3); |
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369 | |
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370 | send_packet (fx); |
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371 | if (sx.length () > 3) send_packet (sx); |
293 | } |
372 | } |
294 | } |
373 | } |
295 | |
374 | |
296 | void |
375 | void |
297 | client::send_image (faceidx facenum) |
376 | client::send_image (faceidx facenum) |
… | |
… | |
300 | if (!facenum) |
379 | if (!facenum) |
301 | return; |
380 | return; |
302 | |
381 | |
303 | const facedata *d = face_data (facenum, faceset); |
382 | const facedata *d = face_data (facenum, faceset); |
304 | |
383 | |
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384 | faces_sent[facenum] = true; |
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385 | |
305 | if (!d) |
386 | if (!d) |
306 | { |
387 | { |
307 | LOG (llevError, "client::send_image (%d) out of bounds??\n", facenum); |
388 | LOG (llevError, "client::send_image (%d) out of bounds??\n", facenum); |
308 | return; |
389 | return; |
309 | } |
390 | } |
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391 | |
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392 | //TODO: check type here? |
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393 | |
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394 | if (force_image_newmap) |
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395 | force_newmap = true; |
310 | |
396 | |
311 | packet sl; |
397 | packet sl; |
312 | |
398 | |
313 | sl << (image2 ? "image2 " : "image ") |
399 | sl << (image2 ? "image2 " : "image ") |
314 | << uint32 (facenum); |
400 | << uint32 (facenum); |
… | |
… | |
352 | { |
438 | { |
353 | /* Do some checking on the anim_num we got. Note that the animations |
439 | /* Do some checking on the anim_num we got. Note that the animations |
354 | * are added in contigous order, so if the number is in the valid |
440 | * are added in contigous order, so if the number is in the valid |
355 | * range, it must be a valid animation. |
441 | * range, it must be a valid animation. |
356 | */ |
442 | */ |
357 | if (anim_num < 0 || anim_num > num_animations) |
443 | if (anim_num < 0 || anim_num >= animations.size ()) |
358 | { |
444 | { |
359 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
445 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
360 | return; |
446 | return; |
361 | } |
447 | } |
362 | |
448 | |