1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
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 |
9 | * 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 |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) 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, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License 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 |
19 | * along with this program; if not, write to the Free Software |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | * |
20 | * |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
22 | */ |
24 | |
23 | |
25 | /** \file |
24 | /** \file |
26 | * Image related communication |
25 | * Image related communication |
27 | * |
26 | * |
… | |
… | |
191 | if (mask) |
190 | if (mask) |
192 | ns->facecache = 1; |
191 | ns->facecache = 1; |
193 | } |
192 | } |
194 | |
193 | |
195 | /** |
194 | /** |
196 | * Client has requested pixmap that it somehow missed getting. |
195 | * client requested an image. send it rate-limited |
197 | * This will be called often if the client is |
196 | * before flushing. |
198 | * caching images. |
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199 | */ |
197 | */ |
200 | void |
198 | void |
201 | SendFaceCmd (char *buf, int len, client *ns) |
199 | AskFaceCmd (char *buf, int len, client *ns) |
202 | { |
200 | { |
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201 | int idx = 0, pri = 0; |
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202 | |
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203 | sscanf (buf, "%d %d", &idx, &pri); |
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204 | |
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205 | const facedata *d = face_data (idx, ns->faceset); |
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206 | |
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207 | if (!d) |
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208 | return; // doh |
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209 | |
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210 | client::ixsend ix; |
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211 | |
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212 | ix.pri = pri; |
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213 | ix.idx = idx; |
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214 | ix.ofs = d->data.size (); |
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215 | |
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216 | auto (pos, ns->ixface.end ()); |
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217 | |
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218 | if (ns->fxix < 2) |
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219 | { |
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220 | // gcfclient does not support prioritising, older cfplus versions |
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221 | // do not support interleaved transfers. |
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222 | if (!ns->ixface.empty ()) |
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223 | pos = ns->ixface.end () - 1; |
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224 | } |
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225 | else |
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226 | { |
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227 | // the by far most common case will be to insert |
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228 | // near the end, so little looping. |
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229 | while (pos != ns->ixface.begin ()) |
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230 | { |
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231 | --pos; |
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232 | |
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233 | // sort within 2k bins, to slightly prefer smaller images |
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234 | if (pri > pos->pri || (pri == pos->pri && (ix.ofs >> 11) <= (pos->ofs >> 11))) |
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235 | { |
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236 | ++pos; |
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237 | break; |
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238 | } |
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239 | } |
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240 | } |
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241 | |
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242 | ns->ixface.insert (pos, ix); |
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243 | |
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244 | #if 0 |
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245 | for (auto (i, ns->ixface.begin ()); i != ns->ixface.end (); ++i) |
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246 | fprintf (stderr, "<%d,%d> ", i->pri, i->ofs); |
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247 | fprintf (stderr, "\n"); |
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248 | #endif |
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249 | } |
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250 | |
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251 | /** |
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252 | * Tells client the picture it has to use |
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253 | * to smooth a picture number given as argument. |
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254 | */ |
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255 | void |
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256 | AskSmooth (char *buf, int len, client *ns) |
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257 | { |
203 | ns->send_image (atoi (buf)); |
258 | ns->send_face (atoi (buf)); |
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259 | ns->flush_fx (); |
204 | } |
260 | } |
205 | |
261 | |
206 | // how lame |
262 | // how lame |
207 | static void print_facename (packet &sl, const facedata &d) |
263 | static void print_facename (packet &sl, const facedata &d) |
208 | { |
264 | { |
… | |
… | |
250 | { |
306 | { |
251 | LOG (llevError, "client::send_face (%d) out of bounds??\n", facenum); |
307 | LOG (llevError, "client::send_face (%d) out of bounds??\n", facenum); |
252 | return; |
308 | return; |
253 | } |
309 | } |
254 | |
310 | |
255 | if (faces_sent[facenum]) |
311 | // refuse tos end non-image faces |
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312 | if (d->type) |
256 | return; |
313 | return; |
257 | |
314 | |
258 | faces_sent[facenum] = true; |
315 | if (!must_send_face (facenum)) |
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316 | return; |
259 | |
317 | |
260 | // if for some reason we let a client without face caching connect, |
318 | // if for some reason we let a client without face caching connect, |
261 | // we better support that decision here and implement it. |
319 | // we better support that decision here and implement it. |
262 | if (!facecache) |
320 | if (!facecache) |
263 | return send_image (facenum); |
321 | return send_image (facenum); |
… | |
… | |
279 | |
337 | |
280 | // how lame |
338 | // how lame |
281 | print_facename (sl, *d); |
339 | print_facename (sl, *d); |
282 | send_packet (sl); |
340 | send_packet (sl); |
283 | |
341 | |
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342 | if (EMI_smooth) |
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343 | { |
284 | faceinfo *f = face_info (facenum); |
344 | faceinfo *f = face_info (facenum); |
285 | if (f->smooth && EMI_smooth) |
345 | |
286 | { |
346 | if (f->smooth) |
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347 | { |
287 | send_face (f->smooth); |
348 | send_face (f->smooth); |
288 | |
349 | |
289 | packet sl ("smooth"); |
350 | packet sl ("smooth"); |
290 | |
351 | |
291 | sl << uint16 (facenum) |
352 | sl << uint16 (facenum) |
292 | << uint16 (f->smooth); |
353 | << uint16 (f->smooth); |
293 | |
354 | |
294 | send_packet (sl); |
355 | send_packet (sl); |
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356 | } |
295 | } |
357 | } |
296 | } |
358 | } |
297 | |
359 | |
298 | void client::flush_fx () |
360 | void client::flush_fx () |
299 | { |
361 | { |
300 | while (!fxface.empty ()) |
362 | while (!fxface.empty ()) |
301 | { |
363 | { |
302 | packet sl ("fx"); |
364 | packet fx ("fx"); |
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365 | packet sx ("sx"); |
303 | |
366 | |
304 | do |
367 | do |
305 | { |
368 | { |
306 | faceidx facenum = fxface.back (); fxface.pop_back (); |
369 | faceidx facenum = fxface.back (); fxface.pop_back (); |
307 | |
370 | |
308 | const facedata *d = face_data (facenum, faceset); |
371 | const facedata *d = face_data (facenum, faceset); |
309 | |
372 | |
310 | if (d) |
373 | if (d) |
311 | { |
374 | { |
312 | sl << ber32 (facenum) |
375 | fx << ber32 (facenum) |
313 | << data8 (d->chksum, CHKSUM_SIZE); |
376 | << data8 (d->chksum, CHKSUM_SIZE); |
314 | |
377 | |
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378 | if (smoothing) |
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379 | { |
315 | faceinfo *f = face_info (facenum); |
380 | faceinfo *f = face_info (facenum); |
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381 | |
316 | if (f->smooth && EMI_smooth) |
382 | if (f->smooth) |
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383 | { |
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384 | send_face (f->smooth); |
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385 | sx << ber32 (facenum) |
317 | sl << ber32 (f->smooth); |
386 | << ber32 (f->smooth) |
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387 | << ber32 (f->smoothlevel); |
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388 | } |
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389 | } |
318 | } |
390 | } |
319 | } |
391 | } |
320 | while (!fxface.empty () && sl.room () > CHKSUM_SIZE + 8 + 8); |
392 | while (!fxface.empty () |
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393 | && fx.room () > ber32::size + CHKSUM_SIZE + 1 |
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394 | && sx.room () > ber32::size * 3); |
321 | |
395 | |
322 | send_packet (sl); |
396 | send_packet (fx); |
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397 | if (sx.length () > 3) send_packet (sx); |
323 | } |
398 | } |
324 | } |
399 | } |
325 | |
400 | |
326 | void |
401 | void |
327 | client::send_image (faceidx facenum) |
402 | client::send_image (faceidx facenum) |
… | |
… | |
330 | if (!facenum) |
405 | if (!facenum) |
331 | return; |
406 | return; |
332 | |
407 | |
333 | const facedata *d = face_data (facenum, faceset); |
408 | const facedata *d = face_data (facenum, faceset); |
334 | |
409 | |
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410 | faces_sent[facenum] = true; |
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411 | |
335 | if (!d) |
412 | if (!d) |
336 | { |
413 | { |
337 | LOG (llevError, "client::send_image (%d) out of bounds??\n", facenum); |
414 | LOG (llevError, "client::send_image (%d) out of bounds??\n", facenum); |
338 | return; |
415 | return; |
339 | } |
416 | } |
340 | |
417 | |
341 | faces_sent[facenum] = true; |
418 | //TODO: check type here? |
342 | |
419 | |
343 | if (force_image_newmap) |
420 | if (force_image_newmap) |
344 | force_newmap = true; |
421 | force_newmap = true; |
345 | |
422 | |
346 | packet sl; |
423 | packet sl; |
… | |
… | |
387 | { |
464 | { |
388 | /* Do some checking on the anim_num we got. Note that the animations |
465 | /* Do some checking on the anim_num we got. Note that the animations |
389 | * are added in contigous order, so if the number is in the valid |
466 | * are added in contigous order, so if the number is in the valid |
390 | * range, it must be a valid animation. |
467 | * range, it must be a valid animation. |
391 | */ |
468 | */ |
392 | if (anim_num < 0 || anim_num > num_animations) |
469 | if (anim_num < 0 || anim_num >= animations.size ()) |
393 | { |
470 | { |
394 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
471 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
395 | return; |
472 | return; |
396 | } |
473 | } |
397 | |
474 | |