1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18
19 */
20 // cl_tent.c -- client side temporary entities
21
22 #include "quakedef.h"
23
24 int num_temp_entities;
25 entity_t cl_temp_entities[MAX_TEMP_ENTITIES];
26 beam_t cl_beams[MAX_BEAMS];
27
28 sfx_t *cl_sfx_wizhit;
29 sfx_t *cl_sfx_knighthit;
30 sfx_t *cl_sfx_tink1;
31 sfx_t *cl_sfx_ric1;
32 sfx_t *cl_sfx_ric2;
33 sfx_t *cl_sfx_ric3;
34 sfx_t *cl_sfx_r_exp3;
35 #ifdef QUAKE2
36 sfx_t *cl_sfx_imp;
37 sfx_t *cl_sfx_rail;
38 #endif
39
40 /*
41 =================
42 CL_ParseTEnt
43 =================
44 */
CL_InitTEnts(void)45 void CL_InitTEnts (void)
46 {
47 cl_sfx_wizhit = S_PrecacheSound ("wizard/hit.wav");
48 cl_sfx_knighthit = S_PrecacheSound ("hknight/hit.wav");
49 cl_sfx_tink1 = S_PrecacheSound ("weapons/tink1.wav");
50 cl_sfx_ric1 = S_PrecacheSound ("weapons/ric1.wav");
51 cl_sfx_ric2 = S_PrecacheSound ("weapons/ric2.wav");
52 cl_sfx_ric3 = S_PrecacheSound ("weapons/ric3.wav");
53 cl_sfx_r_exp3 = S_PrecacheSound ("weapons/r_exp3.wav");
54 #ifdef QUAKE2
55 cl_sfx_imp = S_PrecacheSound ("shambler/sattck1.wav");
56 cl_sfx_rail = S_PrecacheSound ("weapons/lstart.wav");
57 #endif
58 }
59
60 /*
61 =================
62 CL_ParseBeam
63 =================
64 */
CL_ParseBeam(model_t * m)65 void CL_ParseBeam (model_t *m)
66 {
67 int ent;
68 vec3_t start, end;
69 beam_t *b;
70 int i;
71
72 ent = MSG_ReadShort ();
73
74 start[0] = MSG_ReadCoord ();
75 start[1] = MSG_ReadCoord ();
76 start[2] = MSG_ReadCoord ();
77
78 end[0] = MSG_ReadCoord ();
79 end[1] = MSG_ReadCoord ();
80 end[2] = MSG_ReadCoord ();
81
82 // override any beam with the same entity
83 for (i=0, b=cl_beams ; i< MAX_BEAMS ; i++, b++)
84 if (b->entity == ent)
85 {
86 b->entity = ent;
87 b->model = m;
88 b->endtime = cl.time + 0.2;
89 VectorCopy (start, b->start);
90 VectorCopy (end, b->end);
91 return;
92 }
93
94 // find a free beam
95 for (i=0, b=cl_beams ; i< MAX_BEAMS ; i++, b++)
96 {
97 if (!b->model || b->endtime < cl.time)
98 {
99 b->entity = ent;
100 b->model = m;
101 b->endtime = cl.time + 0.2;
102 VectorCopy (start, b->start);
103 VectorCopy (end, b->end);
104 return;
105 }
106 }
107 Con_Printf ("beam list overflow!\n");
108 }
109
110 /*
111 =================
112 CL_ParseTEnt
113 =================
114 */
CL_ParseTEnt(void)115 void CL_ParseTEnt (void)
116 {
117 int type;
118 vec3_t pos;
119 #ifdef QUAKE2
120 vec3_t endpos;
121 #endif
122 dlight_t *dl;
123 int rnd;
124 int colorStart, colorLength;
125
126 type = MSG_ReadByte ();
127 switch (type)
128 {
129 case TE_WIZSPIKE: // spike hitting wall
130 pos[0] = MSG_ReadCoord ();
131 pos[1] = MSG_ReadCoord ();
132 pos[2] = MSG_ReadCoord ();
133 R_RunParticleEffect (pos, vec3_origin, 20, 30);
134 S_StartSound (-1, 0, cl_sfx_wizhit, pos, 1, 1);
135 break;
136
137 case TE_KNIGHTSPIKE: // spike hitting wall
138 pos[0] = MSG_ReadCoord ();
139 pos[1] = MSG_ReadCoord ();
140 pos[2] = MSG_ReadCoord ();
141 R_RunParticleEffect (pos, vec3_origin, 226, 20);
142 S_StartSound (-1, 0, cl_sfx_knighthit, pos, 1, 1);
143 break;
144
145 case TE_SPIKE: // spike hitting wall
146 pos[0] = MSG_ReadCoord ();
147 pos[1] = MSG_ReadCoord ();
148 pos[2] = MSG_ReadCoord ();
149 #ifdef GLTEST
150 Test_Spawn (pos);
151 #else
152 R_RunParticleEffect (pos, vec3_origin, 0, 10);
153 #endif
154 if ( rand() % 5 )
155 S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
156 else
157 {
158 rnd = rand() & 3;
159 if (rnd == 1)
160 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
161 else if (rnd == 2)
162 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
163 else
164 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
165 }
166 break;
167 case TE_SUPERSPIKE: // super spike hitting wall
168 pos[0] = MSG_ReadCoord ();
169 pos[1] = MSG_ReadCoord ();
170 pos[2] = MSG_ReadCoord ();
171 R_RunParticleEffect (pos, vec3_origin, 0, 20);
172
173 if ( rand() % 5 )
174 S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
175 else
176 {
177 rnd = rand() & 3;
178 if (rnd == 1)
179 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
180 else if (rnd == 2)
181 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
182 else
183 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
184 }
185 break;
186
187 case TE_GUNSHOT: // bullet hitting wall
188 pos[0] = MSG_ReadCoord ();
189 pos[1] = MSG_ReadCoord ();
190 pos[2] = MSG_ReadCoord ();
191 R_RunParticleEffect (pos, vec3_origin, 0, 20);
192 break;
193
194 case TE_EXPLOSION: // rocket explosion
195 pos[0] = MSG_ReadCoord ();
196 pos[1] = MSG_ReadCoord ();
197 pos[2] = MSG_ReadCoord ();
198 R_ParticleExplosion (pos);
199 dl = CL_AllocDlight (0);
200 VectorCopy (pos, dl->origin);
201 dl->radius = 350;
202 dl->die = cl.time + 0.5;
203 dl->decay = 300;
204 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
205 break;
206
207 case TE_TAREXPLOSION: // tarbaby explosion
208 pos[0] = MSG_ReadCoord ();
209 pos[1] = MSG_ReadCoord ();
210 pos[2] = MSG_ReadCoord ();
211 R_BlobExplosion (pos);
212
213 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
214 break;
215
216 case TE_LIGHTNING1: // lightning bolts
217 CL_ParseBeam (Mod_ForName("progs/bolt.mdl", true));
218 break;
219
220 case TE_LIGHTNING2: // lightning bolts
221 CL_ParseBeam (Mod_ForName("progs/bolt2.mdl", true));
222 break;
223
224 case TE_LIGHTNING3: // lightning bolts
225 CL_ParseBeam (Mod_ForName("progs/bolt3.mdl", true));
226 break;
227
228 // PGM 01/21/97
229 case TE_BEAM: // grappling hook beam
230 CL_ParseBeam (Mod_ForName("progs/beam.mdl", true));
231 break;
232 // PGM 01/21/97
233
234 case TE_LAVASPLASH:
235 pos[0] = MSG_ReadCoord ();
236 pos[1] = MSG_ReadCoord ();
237 pos[2] = MSG_ReadCoord ();
238 R_LavaSplash (pos);
239 break;
240
241 case TE_TELEPORT:
242 pos[0] = MSG_ReadCoord ();
243 pos[1] = MSG_ReadCoord ();
244 pos[2] = MSG_ReadCoord ();
245 R_TeleportSplash (pos);
246 break;
247
248 case TE_EXPLOSION2: // color mapped explosion
249 pos[0] = MSG_ReadCoord ();
250 pos[1] = MSG_ReadCoord ();
251 pos[2] = MSG_ReadCoord ();
252 colorStart = MSG_ReadByte ();
253 colorLength = MSG_ReadByte ();
254 R_ParticleExplosion2 (pos, colorStart, colorLength);
255 dl = CL_AllocDlight (0);
256 VectorCopy (pos, dl->origin);
257 dl->radius = 350;
258 dl->die = cl.time + 0.5;
259 dl->decay = 300;
260 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
261 break;
262
263 #ifdef QUAKE2
264 case TE_IMPLOSION:
265 pos[0] = MSG_ReadCoord ();
266 pos[1] = MSG_ReadCoord ();
267 pos[2] = MSG_ReadCoord ();
268 S_StartSound (-1, 0, cl_sfx_imp, pos, 1, 1);
269 break;
270
271 case TE_RAILTRAIL:
272 pos[0] = MSG_ReadCoord ();
273 pos[1] = MSG_ReadCoord ();
274 pos[2] = MSG_ReadCoord ();
275 endpos[0] = MSG_ReadCoord ();
276 endpos[1] = MSG_ReadCoord ();
277 endpos[2] = MSG_ReadCoord ();
278 S_StartSound (-1, 0, cl_sfx_rail, pos, 1, 1);
279 S_StartSound (-1, 1, cl_sfx_r_exp3, endpos, 1, 1);
280 R_RocketTrail (pos, endpos, 0+128);
281 R_ParticleExplosion (endpos);
282 dl = CL_AllocDlight (-1);
283 VectorCopy (endpos, dl->origin);
284 dl->radius = 350;
285 dl->die = cl.time + 0.5;
286 dl->decay = 300;
287 break;
288 #endif
289
290 default:
291 Sys_Error ("CL_ParseTEnt: bad type");
292 }
293 }
294
295
296 /*
297 =================
298 CL_NewTempEntity
299 =================
300 */
CL_NewTempEntity(void)301 entity_t *CL_NewTempEntity (void)
302 {
303 entity_t *ent;
304
305 if (cl_numvisedicts == MAX_VISEDICTS)
306 return NULL;
307 if (num_temp_entities == MAX_TEMP_ENTITIES)
308 return NULL;
309 ent = &cl_temp_entities[num_temp_entities];
310 memset (ent, 0, sizeof(*ent));
311 num_temp_entities++;
312 cl_visedicts[cl_numvisedicts] = ent;
313 cl_numvisedicts++;
314
315 ent->colormap = vid.colormap;
316 return ent;
317 }
318
319
320 /*
321 =================
322 CL_UpdateTEnts
323 =================
324 */
CL_UpdateTEnts(void)325 void CL_UpdateTEnts (void)
326 {
327 int i;
328 beam_t *b;
329 vec3_t dist, org;
330 float d;
331 entity_t *ent;
332 float yaw, pitch;
333 float forward;
334
335 num_temp_entities = 0;
336
337 // update lightning
338 for (i=0, b=cl_beams ; i< MAX_BEAMS ; i++, b++)
339 {
340 if (!b->model || b->endtime < cl.time)
341 continue;
342
343 // if coming from the player, update the start position
344 if (b->entity == cl.viewentity)
345 {
346 VectorCopy (cl_entities[cl.viewentity].origin, b->start);
347 }
348
349 // calculate pitch and yaw
350 VectorSubtract (b->end, b->start, dist);
351
352 if (dist[1] == 0 && dist[0] == 0)
353 {
354 yaw = 0;
355 if (dist[2] > 0)
356 pitch = 90;
357 else
358 pitch = 270;
359 }
360 else
361 {
362 yaw = (int) (atan2(dist[1], dist[0]) * 180 / M_PI);
363 if (yaw < 0)
364 yaw += 360;
365
366 forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
367 pitch = (int) (atan2(dist[2], forward) * 180 / M_PI);
368 if (pitch < 0)
369 pitch += 360;
370 }
371
372 // add new entities for the lightning
373 VectorCopy (b->start, org);
374 d = VectorNormalize(dist);
375 while (d > 0)
376 {
377 ent = CL_NewTempEntity ();
378 if (!ent)
379 return;
380 VectorCopy (org, ent->origin);
381 ent->model = b->model;
382 ent->angles[0] = pitch;
383 ent->angles[1] = yaw;
384 ent->angles[2] = rand()%360;
385
386 for (i=0 ; i<3 ; i++)
387 org[i] += dist[i]*30;
388 d -= 30;
389 }
390 }
391
392 }
393
394
395