2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
23 #include "cl_collision.h"
26 // must match ptype_t values
27 particletype_t particletype[pt_total] =
29 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_alphastatic
30 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_static
31 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_spark
32 {PBLEND_ADD, PARTICLE_BEAM, false}, //pt_beam
33 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_rain
34 {PBLEND_ADD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_raindecal
35 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_snow
36 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_bubble
37 {PBLEND_MOD, PARTICLE_BILLBOARD, false}, //pt_blood
38 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_smoke
39 {PBLEND_MOD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_decal
40 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_entityparticle
43 #define PARTICLEEFFECT_UNDERWATER 1
44 #define PARTICLEEFFECT_NOTUNDERWATER 2
46 typedef struct particleeffectinfo_s
48 int effectnameindex; // which effect this belongs to
49 // PARTICLEEFFECT_* bits
51 // blood effects may spawn very few particles, so proper fraction-overflow
52 // handling is very important, this variable keeps track of the fraction
53 double particleaccumulator;
54 // the math is: countabsolute + requestedcount * countmultiplier * quality
55 // absolute number of particles to spawn, often used for decals
56 // (unaffected by quality and requestedcount)
58 // multiplier for the number of particles CL_ParticleEffect was told to
59 // spawn, most effects do not really have a count and hence use 1, so
60 // this is often the actual count to spawn, not merely a multiplier
61 float countmultiplier;
62 // if > 0 this causes the particle to spawn in an evenly spaced line from
63 // originmins to originmaxs (causing them to describe a trail, not a box)
65 // type of particle to spawn (defines some aspects of behavior)
67 // range of colors to choose from in hex RRGGBB (like HTML color tags),
68 // randomly interpolated at spawn
69 unsigned int color[2];
70 // a random texture is chosen in this range (note the second value is one
71 // past the last choosable, so for example 8,16 chooses any from 8 up and
73 // if start and end of the range are the same, no randomization is done
75 // range of size values randomly chosen when spawning, plus size increase over time
77 // range of alpha values randomly chosen when spawning, plus alpha fade
79 // how long the particle should live (note it is also removed if alpha drops to 0)
81 // how much gravity affects this particle (negative makes it fly up!)
83 // how much bounce the particle has when it hits a surface
84 // if negative the particle is removed on impact
86 // if in air this friction is applied
87 // if negative the particle accelerates
89 // if in liquid (water/slime/lava) this friction is applied
90 // if negative the particle accelerates
92 // these offsets are added to the values given to particleeffect(), and
93 // then an ellipsoid-shaped jitter is added as defined by these
94 // (they are the 3 radii)
95 float originoffset[3];
96 float velocityoffset[3];
97 float originjitter[3];
98 float velocityjitter[3];
99 float velocitymultiplier;
100 // an effect can also spawn a dlight
101 float lightradiusstart;
102 float lightradiusfade;
105 qboolean lightshadow;
108 particleeffectinfo_t;
110 #define MAX_PARTICLEEFFECTNAME 256
111 char particleeffectname[MAX_PARTICLEEFFECTNAME][64];
113 #define MAX_PARTICLEEFFECTINFO 4096
115 particleeffectinfo_t particleeffectinfo[MAX_PARTICLEEFFECTINFO];
117 static int particlepalette[256] =
119 0x000000,0x0f0f0f,0x1f1f1f,0x2f2f2f,0x3f3f3f,0x4b4b4b,0x5b5b5b,0x6b6b6b, // 0-7
120 0x7b7b7b,0x8b8b8b,0x9b9b9b,0xababab,0xbbbbbb,0xcbcbcb,0xdbdbdb,0xebebeb, // 8-15
121 0x0f0b07,0x170f0b,0x1f170b,0x271b0f,0x2f2313,0x372b17,0x3f2f17,0x4b371b, // 16-23
122 0x533b1b,0x5b431f,0x634b1f,0x6b531f,0x73571f,0x7b5f23,0x836723,0x8f6f23, // 24-31
123 0x0b0b0f,0x13131b,0x1b1b27,0x272733,0x2f2f3f,0x37374b,0x3f3f57,0x474767, // 32-39
124 0x4f4f73,0x5b5b7f,0x63638b,0x6b6b97,0x7373a3,0x7b7baf,0x8383bb,0x8b8bcb, // 40-47
125 0x000000,0x070700,0x0b0b00,0x131300,0x1b1b00,0x232300,0x2b2b07,0x2f2f07, // 48-55
126 0x373707,0x3f3f07,0x474707,0x4b4b0b,0x53530b,0x5b5b0b,0x63630b,0x6b6b0f, // 56-63
127 0x070000,0x0f0000,0x170000,0x1f0000,0x270000,0x2f0000,0x370000,0x3f0000, // 64-71
128 0x470000,0x4f0000,0x570000,0x5f0000,0x670000,0x6f0000,0x770000,0x7f0000, // 72-79
129 0x131300,0x1b1b00,0x232300,0x2f2b00,0x372f00,0x433700,0x4b3b07,0x574307, // 80-87
130 0x5f4707,0x6b4b0b,0x77530f,0x835713,0x8b5b13,0x975f1b,0xa3631f,0xaf6723, // 88-95
131 0x231307,0x2f170b,0x3b1f0f,0x4b2313,0x572b17,0x632f1f,0x733723,0x7f3b2b, // 96-103
132 0x8f4333,0x9f4f33,0xaf632f,0xbf772f,0xcf8f2b,0xdfab27,0xefcb1f,0xfff31b, // 104-111
133 0x0b0700,0x1b1300,0x2b230f,0x372b13,0x47331b,0x533723,0x633f2b,0x6f4733, // 112-119
134 0x7f533f,0x8b5f47,0x9b6b53,0xa77b5f,0xb7876b,0xc3937b,0xd3a38b,0xe3b397, // 120-127
135 0xab8ba3,0x9f7f97,0x937387,0x8b677b,0x7f5b6f,0x775363,0x6b4b57,0x5f3f4b, // 128-135
136 0x573743,0x4b2f37,0x43272f,0x371f23,0x2b171b,0x231313,0x170b0b,0x0f0707, // 136-143
137 0xbb739f,0xaf6b8f,0xa35f83,0x975777,0x8b4f6b,0x7f4b5f,0x734353,0x6b3b4b, // 144-151
138 0x5f333f,0x532b37,0x47232b,0x3b1f23,0x2f171b,0x231313,0x170b0b,0x0f0707, // 152-159
139 0xdbc3bb,0xcbb3a7,0xbfa39b,0xaf978b,0xa3877b,0x977b6f,0x876f5f,0x7b6353, // 160-167
140 0x6b5747,0x5f4b3b,0x533f33,0x433327,0x372b1f,0x271f17,0x1b130f,0x0f0b07, // 168-175
141 0x6f837b,0x677b6f,0x5f7367,0x576b5f,0x4f6357,0x475b4f,0x3f5347,0x374b3f, // 176-183
142 0x2f4337,0x2b3b2f,0x233327,0x1f2b1f,0x172317,0x0f1b13,0x0b130b,0x070b07, // 184-191
143 0xfff31b,0xefdf17,0xdbcb13,0xcbb70f,0xbba70f,0xab970b,0x9b8307,0x8b7307, // 192-199
144 0x7b6307,0x6b5300,0x5b4700,0x4b3700,0x3b2b00,0x2b1f00,0x1b0f00,0x0b0700, // 200-207
145 0x0000ff,0x0b0bef,0x1313df,0x1b1bcf,0x2323bf,0x2b2baf,0x2f2f9f,0x2f2f8f, // 208-215
146 0x2f2f7f,0x2f2f6f,0x2f2f5f,0x2b2b4f,0x23233f,0x1b1b2f,0x13131f,0x0b0b0f, // 216-223
147 0x2b0000,0x3b0000,0x4b0700,0x5f0700,0x6f0f00,0x7f1707,0x931f07,0xa3270b, // 224-231
148 0xb7330f,0xc34b1b,0xcf632b,0xdb7f3b,0xe3974f,0xe7ab5f,0xefbf77,0xf7d38b, // 232-239
149 0xa77b3b,0xb79b37,0xc7c337,0xe7e357,0x7fbfff,0xabe7ff,0xd7ffff,0x670000, // 240-247
150 0x8b0000,0xb30000,0xd70000,0xff0000,0xfff393,0xfff7c7,0xffffff,0x9f5b53 // 248-255
153 int ramp1[8] = {0x6f, 0x6d, 0x6b, 0x69, 0x67, 0x65, 0x63, 0x61};
154 int ramp2[8] = {0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x68, 0x66};
155 int ramp3[8] = {0x6d, 0x6b, 6, 5, 4, 3};
157 //static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
159 // texture numbers in particle font
160 static const int tex_smoke[8] = {0, 1, 2, 3, 4, 5, 6, 7};
161 static const int tex_bulletdecal[8] = {8, 9, 10, 11, 12, 13, 14, 15};
162 static const int tex_blooddecal[8] = {16, 17, 18, 19, 20, 21, 22, 23};
163 static const int tex_bloodparticle[8] = {24, 25, 26, 27, 28, 29, 30, 31};
164 static const int tex_rainsplash = 32;
165 static const int tex_particle = 63;
166 static const int tex_bubble = 62;
167 static const int tex_raindrop = 61;
168 static const int tex_beam = 60;
170 cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1", "enables particle effects"};
171 cvar_t cl_particles_quality = {CVAR_SAVE, "cl_particles_quality", "1", "multiplies number of particles and reduces their alpha"};
172 cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1", "multiplies particle size"};
173 cvar_t cl_particles_quake = {CVAR_SAVE, "cl_particles_quake", "0", "makes particle effects look mostly like the ones in Quake"};
174 cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1", "enables blood effects"};
175 cvar_t cl_particles_blood_alpha = {CVAR_SAVE, "cl_particles_blood_alpha", "0.5", "opacity of blood"};
176 cvar_t cl_particles_blood_bloodhack = {CVAR_SAVE, "cl_particles_blood_bloodhack", "1", "make certain quake particle() calls create blood effects instead"};
177 cvar_t cl_particles_bulletimpacts = {CVAR_SAVE, "cl_particles_bulletimpacts", "1", "enables bulletimpact effects"};
178 cvar_t cl_particles_explosions_smoke = {CVAR_SAVE, "cl_particles_explosions_smokes", "0", "enables smoke from explosions"};
179 cvar_t cl_particles_explosions_sparks = {CVAR_SAVE, "cl_particles_explosions_sparks", "1", "enables sparks from explosions"};
180 cvar_t cl_particles_explosions_shell = {CVAR_SAVE, "cl_particles_explosions_shell", "0", "enables polygonal shell from explosions"};
181 cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1", "enables smoke (used by multiple effects)"};
182 cvar_t cl_particles_smoke_alpha = {CVAR_SAVE, "cl_particles_smoke_alpha", "0.5", "smoke brightness"};
183 cvar_t cl_particles_smoke_alphafade = {CVAR_SAVE, "cl_particles_smoke_alphafade", "0.55", "brightness fade per second"};
184 cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1", "enables sparks (used by multiple effects)"};
185 cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1", "enables bubbles (used by multiple effects)"};
186 cvar_t cl_decals = {CVAR_SAVE, "cl_decals", "0", "enables decals (bullet holes, blood, etc)"};
187 cvar_t cl_decals_time = {CVAR_SAVE, "cl_decals_time", "0", "how long before decals start to fade away"};
188 cvar_t cl_decals_fadetime = {CVAR_SAVE, "cl_decals_fadetime", "20", "how long decals take to fade away"};
191 void CL_Particles_ParseEffectInfo(const char *textstart, const char *textend)
197 particleeffectinfo_t *info = NULL;
198 const char *text = textstart;
200 effectinfoindex = -1;
201 for (linenumber = 1;;linenumber++)
204 for (arrayindex = 0;arrayindex < 16;arrayindex++)
205 argv[arrayindex][0] = 0;
208 if (!COM_ParseToken(&text, true))
210 if (!strcmp(com_token, "\n"))
214 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
220 #define checkparms(n) if (argc != (n)) {Con_Printf("effectinfo.txt:%i: error while parsing: %s given %i parameters, should be %i parameters\n", linenumber, argv[0], argc, (n));break;}
221 #define readints(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = strtol(argv[1+arrayindex], NULL, 0)
222 #define readfloats(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = atof(argv[1+arrayindex])
223 #define readint(var) checkparms(2);var = strtol(argv[1], NULL, 0)
224 #define readfloat(var) checkparms(2);var = atof(argv[1])
225 if (!strcmp(argv[0], "effect"))
230 if (effectinfoindex >= MAX_PARTICLEEFFECTINFO)
232 Con_Printf("effectinfo.txt:%i: too many effects!\n", linenumber);
235 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
237 if (particleeffectname[effectnameindex][0])
239 if (!strcmp(particleeffectname[effectnameindex], argv[1]))
244 strlcpy(particleeffectname[effectnameindex], argv[1], sizeof(particleeffectname[effectnameindex]));
248 // if we run out of names, abort
249 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
251 Con_Printf("effectinfo.txt:%i: too many effects!\n", linenumber);
254 info = particleeffectinfo + effectinfoindex;
255 info->effectnameindex = effectnameindex;
256 info->particletype = pt_alphastatic;
257 info->tex[0] = tex_particle;
258 info->tex[1] = tex_particle;
259 info->color[0] = 0xFFFFFF;
260 info->color[1] = 0xFFFFFF;
264 info->alpha[1] = 256;
265 info->alpha[2] = 256;
266 info->time[0] = 9999;
267 info->time[1] = 9999;
268 VectorSet(info->lightcolor, 1, 1, 1);
269 info->lightshadow = true;
270 info->lighttime = 9999;
272 else if (info == NULL)
274 Con_Printf("effectinfo.txt:%i: command %s encountered before effect\n", linenumber, argv[0]);
277 else if (!strcmp(argv[0], "countabsolute")) {readfloat(info->countabsolute);}
278 else if (!strcmp(argv[0], "count")) {readfloat(info->countmultiplier);}
279 else if (!strcmp(argv[0], "type"))
282 if (!strcmp(argv[1], "alphastatic")) info->particletype = pt_alphastatic;
283 else if (!strcmp(argv[1], "static")) info->particletype = pt_static;
284 else if (!strcmp(argv[1], "spark")) info->particletype = pt_spark;
285 else if (!strcmp(argv[1], "beam")) info->particletype = pt_beam;
286 else if (!strcmp(argv[1], "rain")) info->particletype = pt_rain;
287 else if (!strcmp(argv[1], "raindecal")) info->particletype = pt_raindecal;
288 else if (!strcmp(argv[1], "snow")) info->particletype = pt_snow;
289 else if (!strcmp(argv[1], "bubble")) info->particletype = pt_bubble;
290 else if (!strcmp(argv[1], "blood")) info->particletype = pt_blood;
291 else if (!strcmp(argv[1], "smoke")) info->particletype = pt_smoke;
292 else if (!strcmp(argv[1], "decal")) info->particletype = pt_decal;
293 else if (!strcmp(argv[1], "entityparticle")) info->particletype = pt_entityparticle;
294 else Con_Printf("effectinfo.txt:%i: unrecognized particle type %s\n", linenumber, argv[1]);
296 else if (!strcmp(argv[0], "color")) {readints(info->color, 2);}
297 else if (!strcmp(argv[0], "tex")) {readints(info->tex, 2);}
298 else if (!strcmp(argv[0], "size")) {readfloats(info->size, 2);}
299 else if (!strcmp(argv[0], "sizeincrease")) {readfloat(info->size[2]);}
300 else if (!strcmp(argv[0], "alpha")) {readfloats(info->alpha, 3);}
301 else if (!strcmp(argv[0], "time")) {readints(info->time, 2);}
302 else if (!strcmp(argv[0], "gravity")) {readfloat(info->gravity);}
303 else if (!strcmp(argv[0], "bounce")) {readfloat(info->bounce);}
304 else if (!strcmp(argv[0], "airfriction")) {readfloat(info->airfriction);}
305 else if (!strcmp(argv[0], "liquidfriction")) {readfloat(info->liquidfriction);}
306 else if (!strcmp(argv[0], "originoffset")) {readfloats(info->originoffset, 3);}
307 else if (!strcmp(argv[0], "velocityoffset")) {readfloats(info->velocityoffset, 3);}
308 else if (!strcmp(argv[0], "originjitter")) {readfloats(info->originjitter, 3);}
309 else if (!strcmp(argv[0], "velocityjitter")) {readfloats(info->velocityjitter, 3);}
310 else if (!strcmp(argv[0], "velocitymultiplier")) {readfloat(info->velocitymultiplier);}
311 else if (!strcmp(argv[0], "lightradius")) {readfloat(info->lightradiusstart);}
312 else if (!strcmp(argv[0], "lightradiusfade")) {readfloat(info->lightradiusfade);}
313 else if (!strcmp(argv[0], "lighttime")) {readfloat(info->lighttime);}
314 else if (!strcmp(argv[0], "lightcolor")) {readfloats(info->lightcolor, 3);}
315 else if (!strcmp(argv[0], "lightshadow")) {readint(info->lightshadow);}
316 else if (!strcmp(argv[0], "lightcubemapnum")) {readint(info->lightcubemapnum);}
317 else if (!strcmp(argv[0], "underwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_UNDERWATER;}
318 else if (!strcmp(argv[0], "notunderwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_NOTUNDERWATER;}
319 else if (!strcmp(argv[0], "trailspacing")) {readfloat(info->trailspacing);if (info->trailspacing > 0) info->countmultiplier = 1.0f / info->trailspacing;}
321 Con_Printf("effectinfo.txt:%i: skipping unknown command %s\n", linenumber, argv[0]);
330 int CL_ParticleEffectIndexForName(const char *name)
333 for (i = 1;i < MAX_PARTICLEEFFECTNAME && particleeffectname[i][0];i++)
334 if (!strcmp(particleeffectname[i], name))
339 const char *CL_ParticleEffectNameForIndex(int i)
341 if (i < 1 || i >= MAX_PARTICLEEFFECTNAME)
343 return particleeffectname[i];
346 // MUST match effectnameindex_t in client.h
347 static const char *standardeffectnames[EFFECT_TOTAL] =
372 "TE_TEI_BIGEXPLOSION",
388 void CL_Particles_LoadEffectInfo(void)
391 unsigned char *filedata;
392 fs_offset_t filesize;
393 memset(particleeffectinfo, 0, sizeof(particleeffectinfo));
394 memset(particleeffectname, 0, sizeof(particleeffectname));
395 for (i = 0;i < EFFECT_TOTAL;i++)
396 strlcpy(particleeffectname[i], standardeffectnames[i], sizeof(particleeffectname[i]));
397 filedata = FS_LoadFile("effectinfo.txt", tempmempool, true, &filesize);
400 CL_Particles_ParseEffectInfo((const char *)filedata, (const char *)filedata + filesize);
410 void CL_ReadPointFile_f (void);
411 void CL_Particles_Init (void)
413 Cmd_AddCommand ("pointfile", CL_ReadPointFile_f, "display point file produced by qbsp when a leak was detected in the map (a line leading through the leak hole, to an entity inside the level)");
414 Cmd_AddCommand ("cl_particles_reloadeffects", CL_Particles_LoadEffectInfo, "reloads effectinfo.txt");
416 Cvar_RegisterVariable (&cl_particles);
417 Cvar_RegisterVariable (&cl_particles_quality);
418 Cvar_RegisterVariable (&cl_particles_size);
419 Cvar_RegisterVariable (&cl_particles_quake);
420 Cvar_RegisterVariable (&cl_particles_blood);
421 Cvar_RegisterVariable (&cl_particles_blood_alpha);
422 Cvar_RegisterVariable (&cl_particles_blood_bloodhack);
423 Cvar_RegisterVariable (&cl_particles_explosions_smoke);
424 Cvar_RegisterVariable (&cl_particles_explosions_sparks);
425 Cvar_RegisterVariable (&cl_particles_explosions_shell);
426 Cvar_RegisterVariable (&cl_particles_bulletimpacts);
427 Cvar_RegisterVariable (&cl_particles_smoke);
428 Cvar_RegisterVariable (&cl_particles_smoke_alpha);
429 Cvar_RegisterVariable (&cl_particles_smoke_alphafade);
430 Cvar_RegisterVariable (&cl_particles_sparks);
431 Cvar_RegisterVariable (&cl_particles_bubbles);
432 Cvar_RegisterVariable (&cl_decals);
433 Cvar_RegisterVariable (&cl_decals_time);
434 Cvar_RegisterVariable (&cl_decals_fadetime);
437 void CL_Particles_Shutdown (void)
441 // list of all 26 parameters:
442 // ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
443 // pcolor1,pcolor2 - minimum and maximum ranges of color, randomly interpolated to decide particle color
444 // ptex - any of the tex_ values such as tex_smoke[rand()&7] or tex_particle
445 // psize - size of particle (or thickness for PARTICLE_SPARK and PARTICLE_BEAM)
446 // palpha - opacity of particle as 0-255 (can be more than 255)
447 // palphafade - rate of fade per second (so 256 would mean a 256 alpha particle would fade to nothing in 1 second)
448 // ptime - how long the particle can live (note it is also removed if alpha drops to nothing)
449 // pgravity - how much effect gravity has on the particle (0-1)
450 // pbounce - how much bounce the particle has when it hits a surface (0-1), -1 makes a blood splat when it hits a surface, 0 does not even check for collisions
451 // px,py,pz - starting origin of particle
452 // pvx,pvy,pvz - starting velocity of particle
453 // pfriction - how much the particle slows down per second (0-1 typically, can slowdown faster than 1)
454 static particle_t *particle(particletype_t *ptype, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pfriction, float originjitter, float velocityjitter)
459 for (;cl.free_particle < cl.max_particles && cl.particles[cl.free_particle].type;cl.free_particle++);
460 if (cl.free_particle >= cl.max_particles)
462 part = &cl.particles[cl.free_particle++];
463 if (cl.num_particles < cl.free_particle)
464 cl.num_particles = cl.free_particle;
465 memset(part, 0, sizeof(*part));
467 l2 = (int)lhrandom(0.5, 256.5);
469 part->color[0] = ((((pcolor1 >> 16) & 0xFF) * l1 + ((pcolor2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
470 part->color[1] = ((((pcolor1 >> 8) & 0xFF) * l1 + ((pcolor2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
471 part->color[2] = ((((pcolor1 >> 0) & 0xFF) * l1 + ((pcolor2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
472 part->color[3] = 0xFF;
475 part->sizeincrease = psizeincrease;
476 part->alpha = palpha;
477 part->alphafade = palphafade;
478 part->gravity = pgravity;
479 part->bounce = pbounce;
481 part->org[0] = px + originjitter * v[0];
482 part->org[1] = py + originjitter * v[1];
483 part->org[2] = pz + originjitter * v[2];
484 part->vel[0] = pvx + velocityjitter * v[0];
485 part->vel[1] = pvy + velocityjitter * v[1];
486 part->vel[2] = pvz + velocityjitter * v[2];
488 part->friction = pfriction;
492 void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha)
495 if (!cl_decals.integer)
497 p = particle(particletype + pt_decal, color1, color2, texnum, size, 0, alpha, 0, 0, 0, org[0] + normal[0], org[1] + normal[1], org[2] + normal[2], normal[0], normal[1], normal[2], 0, 0, 0);
502 p->ownermodel = cl.entities[p->owner].render.model;
503 Matrix4x4_Transform(&cl.entities[p->owner].render.inversematrix, org, p->relativeorigin);
504 Matrix4x4_Transform3x3(&cl.entities[p->owner].render.inversematrix, normal, p->relativedirection);
505 VectorAdd(p->relativeorigin, p->relativedirection, p->relativeorigin);
509 void CL_SpawnDecalParticleForPoint(const vec3_t org, float maxdist, float size, float alpha, int texnum, int color1, int color2)
512 float bestfrac, bestorg[3], bestnormal[3];
514 int besthitent = 0, hitent;
517 for (i = 0;i < 32;i++)
520 VectorMA(org, maxdist, org2, org2);
521 trace = CL_TraceBox(org, vec3_origin, vec3_origin, org2, true, &hitent, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, false);
522 // take the closest trace result that doesn't end up hitting a NOMARKS
523 // surface (sky for example)
524 if (bestfrac > trace.fraction && !(trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS))
526 bestfrac = trace.fraction;
528 VectorCopy(trace.endpos, bestorg);
529 VectorCopy(trace.plane.normal, bestnormal);
533 CL_SpawnDecalParticleForSurface(besthitent, bestorg, bestnormal, color1, color2, texnum, size, alpha);
536 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount, float smokecount);
537 void CL_ParticleEffect_Fallback(int effectnameindex, float count, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor)
540 matrix4x4_t tempmatrix;
541 VectorLerp(originmins, 0.5, originmaxs, center);
542 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
543 if (effectnameindex == EFFECT_SVC_PARTICLE)
545 if (cl_particles.integer)
547 // bloodhack checks if this effect's color matches regular or lightning blood and if so spawns a blood effect instead
549 CL_ParticleExplosion(center);
550 else if (cl_particles_blood_bloodhack.integer && !cl_particles_quake.integer && (palettecolor == 73 || palettecolor == 225))
551 CL_ParticleEffect(EFFECT_TE_BLOOD, count / 6.0f, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
554 count *= cl_particles_quality.value;
555 for (;count > 0;count--)
557 int k = particlepalette[palettecolor + (rand()&7)];
558 if (cl_particles_quake.integer)
559 particle(particletype + pt_alphastatic, k, k, tex_particle, 1, 0, lhrandom(51, 255), 512, 0.05, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 8, 0);
560 else if (gamemode == GAME_GOODVSBAD2)
561 particle(particletype + pt_alphastatic, k, k, tex_particle, 5, 0, 255, 300, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 8, 10);
563 particle(particletype + pt_alphastatic, k, k, tex_particle, 1, 0, 255, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 8, 15);
568 else if (effectnameindex == EFFECT_TE_WIZSPIKE)
569 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 30*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 20);
570 else if (effectnameindex == EFFECT_TE_KNIGHTSPIKE)
571 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 226);
572 else if (effectnameindex == EFFECT_TE_SPIKE)
574 if (cl_particles_bulletimpacts.integer)
576 if (cl_particles_quake.integer)
578 if (cl_particles_smoke.integer)
579 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
582 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count, 4*count);
585 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
586 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
588 else if (effectnameindex == EFFECT_TE_SPIKEQUAD)
590 if (cl_particles_bulletimpacts.integer)
592 if (cl_particles_quake.integer)
594 if (cl_particles_smoke.integer)
595 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
598 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count, 4*count);
601 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
602 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
603 CL_AllocDlight(NULL, &tempmatrix, 100, 0.15f, 0.15f, 1.5f, 500, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
605 else if (effectnameindex == EFFECT_TE_SUPERSPIKE)
607 if (cl_particles_bulletimpacts.integer)
609 if (cl_particles_quake.integer)
611 if (cl_particles_smoke.integer)
612 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
615 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count, 8*count);
618 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
619 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
621 else if (effectnameindex == EFFECT_TE_SUPERSPIKEQUAD)
623 if (cl_particles_bulletimpacts.integer)
625 if (cl_particles_quake.integer)
627 if (cl_particles_smoke.integer)
628 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
631 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count, 8*count);
634 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
635 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
636 CL_AllocDlight(NULL, &tempmatrix, 100, 0.15f, 0.15f, 1.5f, 500, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
638 else if (effectnameindex == EFFECT_TE_BLOOD)
640 if (!cl_particles_blood.integer)
642 if (cl_particles_quake.integer)
643 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 73);
646 static double bloodaccumulator = 0;
647 bloodaccumulator += count * 0.333 * cl_particles_quality.value;
648 for (;bloodaccumulator > 0;bloodaccumulator--)
649 particle(particletype + pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, cl_particles_blood_alpha.value * 768, cl_particles_blood_alpha.value * 384, 0, -1, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 0, 64);
652 else if (effectnameindex == EFFECT_TE_SPARK)
653 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, count, 0);
654 else if (effectnameindex == EFFECT_TE_PLASMABURN)
656 // plasma scorch mark
657 if (cl_stainmaps.integer) R_Stain(center, 48, 96, 96, 96, 32, 128, 128, 128, 32);
658 CL_SpawnDecalParticleForPoint(center, 6, 6, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
659 CL_AllocDlight(NULL, &tempmatrix, 200, 1, 1, 1, 1000, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
661 else if (effectnameindex == EFFECT_TE_GUNSHOT)
663 if (cl_particles_bulletimpacts.integer)
665 if (cl_particles_quake.integer)
666 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
668 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count, 4*count);
671 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
672 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
674 else if (effectnameindex == EFFECT_TE_GUNSHOTQUAD)
676 if (cl_particles_bulletimpacts.integer)
678 if (cl_particles_quake.integer)
679 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
681 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count, 4*count);
684 if (cl_stainmaps.integer) R_Stain(center, 32, 96, 96, 96, 24, 128, 128, 128, 24);
685 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
686 CL_AllocDlight(NULL, &tempmatrix, 100, 0.15f, 0.15f, 1.5f, 500, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
688 else if (effectnameindex == EFFECT_TE_EXPLOSION)
690 CL_ParticleExplosion(center);
691 CL_AllocDlight(NULL, &tempmatrix, 350, 4.0f, 2.0f, 0.50f, 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
693 else if (effectnameindex == EFFECT_TE_EXPLOSIONQUAD)
695 CL_ParticleExplosion(center);
696 CL_AllocDlight(NULL, &tempmatrix, 350, 2.5f, 2.0f, 4.0f, 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
698 else if (effectnameindex == EFFECT_TE_TAREXPLOSION)
700 if (cl_particles_quake.integer)
703 for (i = 0;i < 1024 * cl_particles_quality.value;i++)
706 particle(particletype + pt_static, particlepalette[66], particlepalette[71], tex_particle, 1, 0, lhrandom(182, 255), 182, 0, 0, center[0], center[1], center[2], 0, 0, 0, -4, 16, 256);
708 particle(particletype + pt_static, particlepalette[150], particlepalette[155], tex_particle, 1, 0, lhrandom(182, 255), 182, 0, 0, center[0], center[1], center[2], 0, 0, lhrandom(-256, 256), 0, 16, 0);
712 CL_ParticleExplosion(center);
713 CL_AllocDlight(NULL, &tempmatrix, 600, 1.6f, 0.8f, 2.0f, 1200, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
715 else if (effectnameindex == EFFECT_TE_SMALLFLASH)
716 CL_AllocDlight(NULL, &tempmatrix, 200, 2, 2, 2, 1000, 0.2, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
717 else if (effectnameindex == EFFECT_TE_FLAMEJET)
719 count *= cl_particles_quality.value;
721 particle(particletype + pt_smoke, 0x6f0f00, 0xe3974f, tex_particle, 4, 0, lhrandom(64, 128), 384, -1, 1.1, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 0, 128);
723 else if (effectnameindex == EFFECT_TE_LAVASPLASH)
725 float i, j, inc, vel;
728 inc = 8 / cl_particles_quality.value;
729 for (i = -128;i < 128;i += inc)
731 for (j = -128;j < 128;j += inc)
733 dir[0] = j + lhrandom(0, inc);
734 dir[1] = i + lhrandom(0, inc);
736 org[0] = center[0] + dir[0];
737 org[1] = center[1] + dir[1];
738 org[2] = center[2] + lhrandom(0, 64);
739 vel = lhrandom(50, 120) / VectorLength(dir); // normalize and scale
740 particle(particletype + pt_alphastatic, particlepalette[224], particlepalette[231], tex_particle, 1, 0, inc * lhrandom(24, 32), inc * 12, 0.05, 0, org[0], org[1], org[2], dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0);
744 else if (effectnameindex == EFFECT_TE_TELEPORT)
746 float i, j, k, inc, vel;
749 inc = 4 / cl_particles_quality.value;
750 for (i = -16;i < 16;i += inc)
752 for (j = -16;j < 16;j += inc)
754 for (k = -24;k < 32;k += inc)
756 VectorSet(dir, i*8, j*8, k*8);
757 VectorNormalize(dir);
758 vel = lhrandom(50, 113);
759 particle(particletype + pt_alphastatic, particlepalette[7], particlepalette[14], tex_particle, 1, 0, inc * lhrandom(37, 63), inc * 187, 0, 0, center[0] + i + lhrandom(0, inc), center[1] + j + lhrandom(0, inc), center[2] + k + lhrandom(0, inc), dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0);
763 CL_AllocDlight(NULL, &tempmatrix, 200, 1.0f, 1.0f, 1.0f, 600, 99.0f, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
765 else if (effectnameindex == EFFECT_TE_TEI_G3)
766 particle(particletype + pt_beam, 0xFFFFFF, 0xFFFFFF, tex_beam, 8, 0, 256, 256, 0, 0, originmins[0], originmins[1], originmins[2], originmaxs[0], originmaxs[1], originmaxs[2], 0, 0, 0);
767 else if (effectnameindex == EFFECT_TE_TEI_SMOKE)
769 if (cl_particles_smoke.integer)
771 count *= 0.25f * cl_particles_quality.value;
773 particle(particletype + pt_smoke, 0x202020, 0x404040, tex_smoke[rand()&7], 5, 0, 255, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 1.5f, 6.0f);
776 else if (effectnameindex == EFFECT_TE_TEI_BIGEXPLOSION)
778 CL_ParticleExplosion(center);
779 CL_AllocDlight(NULL, &tempmatrix, 500, 2.5f, 2.0f, 1.0f, 500, 9999, 0, -1, true, 1, 0.25, 0.5, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
781 else if (effectnameindex == EFFECT_TE_TEI_PLASMAHIT)
784 if (cl_stainmaps.integer)
785 R_Stain(center, 40, 96, 96, 96, 40, 128, 128, 128, 40);
786 CL_SpawnDecalParticleForPoint(center, 6, 8, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
787 if (cl_particles_smoke.integer)
788 for (f = 0;f < count;f += 4.0f / cl_particles_quality.value)
789 particle(particletype + pt_smoke, 0x202020, 0x404040, tex_smoke[rand()&7], 5, 0, 255, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 20, 155);
790 if (cl_particles_sparks.integer)
791 for (f = 0;f < count;f += 1.0f / cl_particles_quality.value)
792 particle(particletype + pt_spark, 0x2030FF, 0x80C0FF, tex_particle, 2.0f, 0, lhrandom(64, 255), 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 0, 465);
793 CL_AllocDlight(NULL, &tempmatrix, 500, 0.6f, 1.2f, 2.0f, 2000, 9999, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
795 else if (effectnameindex == EFFECT_EF_FLAME)
797 count *= 300 * cl_particles_quality.value;
799 particle(particletype + pt_smoke, 0x6f0f00, 0xe3974f, tex_particle, 4, 0, lhrandom(64, 128), 384, -1, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 16, 128);
800 CL_AllocDlight(NULL, &tempmatrix, 200, 2.0f, 1.5f, 0.5f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
802 else if (effectnameindex == EFFECT_EF_STARDUST)
804 count *= 200 * cl_particles_quality.value;
806 particle(particletype + pt_static, 0x903010, 0xFFD030, tex_particle, 4, 0, lhrandom(64, 128), 128, 1, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0.2, 16, 128);
807 CL_AllocDlight(NULL, &tempmatrix, 200, 1.0f, 0.7f, 0.3f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
809 else if (!strncmp(particleeffectname[effectnameindex], "TR_", 3))
813 int smoke, blood, bubbles, r, color;
815 if (effectnameindex == EFFECT_TR_ROCKET)
816 CL_AllocDlight(&ent->render, &ent->render.matrix, 200, 3.0f, 1.5f, 0.5f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
817 else if (effectnameindex == EFFECT_TR_VORESPIKE)
819 if (gamemode == GAME_PRYDON && !cl_particles_quake.integer)
820 CL_AllocDlight(&ent->render, &ent->render.matrix, 100, 0.3f, 0.6f, 1.2f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
822 CL_AllocDlight(&ent->render, &ent->render.matrix, 200, 1.2f, 0.5f, 1.0f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
824 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
825 CL_AllocDlight(&ent->render, &ent->render.matrix, 200, 0.75f, 1.5f, 3.0f, 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
827 if (originmaxs[0] == originmins[0] && originmaxs[1] == originmins[1] && originmaxs[2] == originmins[2])
830 VectorSubtract(originmaxs, originmins, dir);
831 len = VectorNormalizeLength(dir);
832 dec = -ent->persistent.trail_time;
833 ent->persistent.trail_time += len;
834 if (ent->persistent.trail_time < 0.01f)
837 // if we skip out, leave it reset
838 ent->persistent.trail_time = 0.0f;
840 // advance into this frame to reach the first puff location
841 VectorMA(originmins, dec, dir, pos);
844 smoke = cl_particles.integer && cl_particles_smoke.integer;
845 blood = cl_particles.integer && cl_particles_blood.integer;
846 bubbles = cl_particles.integer && cl_particles_bubbles.integer && !cl_particles_quake.integer && (CL_PointSuperContents(pos) & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME));
847 qd = 1.0f / cl_particles_quality.value;
854 if (effectnameindex == EFFECT_TR_BLOOD)
856 if (cl_particles_quake.integer)
858 color = particlepalette[67 + (rand()&3)];
859 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 128, 0, -0.05, pos[0], pos[1], pos[2], 0, 0, 0, 0, 3, 0);
864 particle(particletype + pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, qd * cl_particles_blood_alpha.value * 768.0f, qd * cl_particles_blood_alpha.value * 384.0f, 0, -1, pos[0], pos[1], pos[2], lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 0, 64);
867 else if (effectnameindex == EFFECT_TR_SLIGHTBLOOD)
869 if (cl_particles_quake.integer)
872 color = particlepalette[67 + (rand()&3)];
873 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 128, 0, -0.05, pos[0], pos[1], pos[2], 0, 0, 0, 0, 3, 0);
878 particle(particletype + pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, qd * cl_particles_blood_alpha.value * 768.0f, qd * cl_particles_blood_alpha.value * 384.0f, 0, -1, pos[0], pos[1], pos[2], lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 0, 64);
884 if (effectnameindex == EFFECT_TR_ROCKET)
886 if (cl_particles_quake.integer)
889 color = particlepalette[ramp3[r]];
890 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 42*(6-r), 306, 0, -0.05, pos[0], pos[1], pos[2], 0, 0, 0, 0, 3, 0);
894 particle(particletype + pt_smoke, 0x303030, 0x606060, tex_smoke[rand()&7], 3, 0, cl_particles_smoke_alpha.value*62, cl_particles_smoke_alphafade.value*62, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
895 particle(particletype + pt_static, 0x801010, 0xFFA020, tex_smoke[rand()&7], 3, 0, cl_particles_smoke_alpha.value*288, cl_particles_smoke_alphafade.value*1400, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 20);
898 else if (effectnameindex == EFFECT_TR_GRENADE)
900 if (cl_particles_quake.integer)
903 color = particlepalette[ramp3[r]];
904 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 42*(6-r), 306, 0, -0.05, pos[0], pos[1], pos[2], 0, 0, 0, 0, 3, 0);
908 particle(particletype + pt_smoke, 0x303030, 0x606060, tex_smoke[rand()&7], 3, 0, cl_particles_smoke_alpha.value*50, cl_particles_smoke_alphafade.value*50, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
911 else if (effectnameindex == EFFECT_TR_WIZSPIKE)
913 if (cl_particles_quake.integer)
916 color = particlepalette[52 + (rand()&7)];
917 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 512, 0, 0, pos[0], pos[1], pos[2], 30*dir[1], 30*-dir[0], 0, 0, 0, 0);
918 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 512, 0, 0, pos[0], pos[1], pos[2], 30*-dir[1], 30*dir[0], 0, 0, 0, 0);
920 else if (gamemode == GAME_GOODVSBAD2)
923 particle(particletype + pt_static, 0x00002E, 0x000030, tex_particle, 6, 0, 128, 384, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
927 color = particlepalette[20 + (rand()&7)];
928 particle(particletype + pt_static, color, color, tex_particle, 2, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
931 else if (effectnameindex == EFFECT_TR_KNIGHTSPIKE)
933 if (cl_particles_quake.integer)
936 color = particlepalette[230 + (rand()&7)];
937 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 512, 0, 0, pos[0], pos[1], pos[2], 30*dir[1], 30*-dir[0], 0, 0, 0, 0);
938 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 512, 0, 0, pos[0], pos[1], pos[2], 30*-dir[1], 30*dir[0], 0, 0, 0, 0);
942 color = particlepalette[226 + (rand()&7)];
943 particle(particletype + pt_static, color, color, tex_particle, 2, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
946 else if (effectnameindex == EFFECT_TR_VORESPIKE)
948 if (cl_particles_quake.integer)
950 color = particlepalette[152 + (rand()&3)];
951 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 255, 850, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 8, 0);
953 else if (gamemode == GAME_GOODVSBAD2)
956 particle(particletype + pt_alphastatic, particlepalette[0 + (rand()&255)], particlepalette[0 + (rand()&255)], tex_particle, 6, 0, 255, 384, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
958 else if (gamemode == GAME_PRYDON)
961 particle(particletype + pt_static, 0x103040, 0x204050, tex_particle, 6, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
964 particle(particletype + pt_static, 0x502030, 0x502030, tex_particle, 3, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
966 else if (effectnameindex == EFFECT_TR_NEHAHRASMOKE)
969 particle(particletype + pt_alphastatic, 0x303030, 0x606060, tex_smoke[rand()&7], 7, 0, 64, 320, 0, 0, pos[0], pos[1], pos[2], 0, 0, lhrandom(4, 12), 0, 0, 4);
971 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
974 particle(particletype + pt_static, 0x283880, 0x283880, tex_particle, 4, 0, 255, 1024, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 16);
976 else if (effectnameindex == EFFECT_TR_GLOWTRAIL)
977 particle(particletype + pt_alphastatic, particlepalette[palettecolor], particlepalette[palettecolor], tex_particle, 5, 0, 128, 320, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0);
981 if (effectnameindex == EFFECT_TR_ROCKET)
982 particle(particletype + pt_bubble, 0x404040, 0x808080, tex_bubble, 2, 0, lhrandom(64, 255), 256, -0.25, 1.5, pos[0], pos[1], pos[2], 0, 0, 0, (1.0 / 16.0), 0, 16);
983 else if (effectnameindex == EFFECT_TR_GRENADE)
984 particle(particletype + pt_bubble, 0x404040, 0x808080, tex_bubble, 2, 0, lhrandom(64, 255), 256, -0.25, 1.5, pos[0], pos[1], pos[2], 0, 0, 0, (1.0 / 16.0), 0, 16);
986 // advance to next time and position
989 VectorMA (pos, dec, dir, pos);
991 ent->persistent.trail_time = len;
993 else if (developer.integer >= 1)
994 Con_Printf("CL_ParticleEffect_Fallback: no fallback found for effect %s\n", particleeffectname[effectnameindex]);
997 void CL_ParticleEffect(int effectnameindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor)
1000 qboolean found = false;
1001 if (effectnameindex < 1 || effectnameindex >= MAX_PARTICLEEFFECTNAME)
1002 return; // invalid effect index
1003 if (!particleeffectname[effectnameindex][0])
1004 return; // no such effect
1005 VectorLerp(originmins, 0.5, originmaxs, center);
1006 if (!cl_particles_quake.integer && particleeffectinfo[0].effectnameindex)
1008 int effectinfoindex;
1011 particleeffectinfo_t *info;
1013 vec3_t centervelocity;
1017 qboolean underwater;
1018 // note this runs multiple effects with the same name, each one spawns only one kind of particle, so some effects need more than one
1019 VectorLerp(originmins, 0.5, originmaxs, center);
1020 VectorLerp(velocitymins, 0.5, velocitymaxs, centervelocity);
1021 supercontents = CL_PointSuperContents(center);
1022 underwater = (supercontents & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)) != 0;
1023 VectorSubtract(originmaxs, originmins, traildir);
1024 VectorNormalize(traildir);
1025 for (effectinfoindex = 0, info = particleeffectinfo;effectinfoindex < MAX_PARTICLEEFFECTINFO && info->effectnameindex;effectinfoindex++, info++)
1027 if (info->effectnameindex == effectnameindex)
1030 if ((info->flags & PARTICLEEFFECT_UNDERWATER) && !underwater)
1032 if ((info->flags & PARTICLEEFFECT_NOTUNDERWATER) && underwater)
1035 // spawn a dlight if requested
1036 if (info->lightradiusstart > 0)
1038 matrix4x4_t tempmatrix;
1039 if (info->trailspacing > 0)
1040 Matrix4x4_CreateTranslate(&tempmatrix, originmaxs[0], originmaxs[1], originmaxs[2]);
1042 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
1043 CL_AllocDlight(NULL, &tempmatrix, info->lightradiusstart, info->lightcolor[0], info->lightcolor[1], info->lightcolor[2], info->lightradiusfade, info->lighttime, info->lightcubemapnum, -1, info->lightshadow, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1048 if (info->tex[1] > info->tex[0])
1050 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1051 tex = min(tex, info->tex[1] - 1);
1053 if (info->particletype == pt_decal)
1054 CL_SpawnDecalParticleForPoint(center, info->originjitter[0], lhrandom(info->size[0], info->size[1]), lhrandom(info->alpha[0], info->alpha[1]), tex, info->color[0], info->color[1]);
1055 else if (info->particletype == pt_beam)
1056 particle(particletype + info->particletype, info->color[0], info->color[1], tex, lhrandom(info->size[0], info->size[1]), info->size[2], lhrandom(info->alpha[0], info->alpha[1]), info->alpha[2], 0, 0, originmins[0], originmins[1], originmins[2], originmaxs[0], originmaxs[1], originmaxs[2], 0, 0, 0);
1059 if (!cl_particles.integer)
1061 switch (info->particletype)
1063 case pt_smoke: if (!cl_particles_smoke.integer) continue;break;
1064 case pt_spark: if (!cl_particles_sparks.integer) continue;break;
1065 case pt_bubble: if (!cl_particles_bubbles.integer) continue;break;
1066 case pt_blood: if (!cl_particles_blood.integer) continue;break;
1069 info->particleaccumulator += info->countabsolute + pcount * info->countmultiplier * cl_particles_quality.value;
1070 VectorCopy(originmins, trailpos);
1071 for (;info->particleaccumulator > 0;info->particleaccumulator--)
1073 if (info->tex[1] > info->tex[0])
1075 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1076 tex = min(tex, info->tex[1] - 1);
1078 if (info->trailspacing <= 0)
1080 trailpos[0] = lhrandom(originmins[0], originmaxs[0]);
1081 trailpos[1] = lhrandom(originmins[1], originmaxs[1]);
1082 trailpos[2] = lhrandom(originmins[2], originmaxs[2]);
1085 particle(particletype + info->particletype, info->color[0], info->color[1], tex, lhrandom(info->size[0], info->size[1]), info->size[2], lhrandom(info->alpha[0], info->alpha[1]), info->alpha[2], info->gravity, info->bounce, trailpos[0] + info->originoffset[0] + info->originjitter[0] * rvec[0], trailpos[1] + info->originoffset[1] + info->originjitter[1] * rvec[1], trailpos[2] + info->originoffset[2] + info->originjitter[2] * rvec[2], lhrandom(velocitymins[0], velocitymaxs[0]) * info->velocitymultiplier + info->velocityoffset[0] + info->velocityjitter[0] * rvec[0], lhrandom(velocitymins[1], velocitymaxs[1]) * info->velocitymultiplier + info->velocityoffset[1] + info->velocityjitter[1] * rvec[1], lhrandom(velocitymins[2], velocitymaxs[2]) * info->velocitymultiplier + info->velocityoffset[2] + info->velocityjitter[2] * rvec[2], info->airfriction, 0, 0);
1086 if (info->trailspacing > 0)
1087 VectorMA(trailpos, info->trailspacing, traildir, trailpos);
1094 CL_ParticleEffect_Fallback(effectnameindex, pcount, originmins, originmaxs, velocitymins, velocitymaxs, ent, palettecolor);
1102 void CL_EntityParticles (const entity_t *ent)
1105 float pitch, yaw, dist = 64, beamlength = 16, org[3], v[3];
1106 static vec3_t avelocities[NUMVERTEXNORMALS];
1107 if (!cl_particles.integer) return;
1109 Matrix4x4_OriginFromMatrix(&ent->render.matrix, org);
1111 if (!avelocities[0][0])
1112 for (i = 0;i < NUMVERTEXNORMALS * 3;i++)
1113 avelocities[0][i] = lhrandom(0, 2.55);
1115 for (i = 0;i < NUMVERTEXNORMALS;i++)
1117 yaw = cl.time * avelocities[i][0];
1118 pitch = cl.time * avelocities[i][1];
1119 v[0] = org[0] + m_bytenormals[i][0] * dist + (cos(pitch)*cos(yaw)) * beamlength;
1120 v[1] = org[1] + m_bytenormals[i][1] * dist + (cos(pitch)*sin(yaw)) * beamlength;
1121 v[2] = org[2] + m_bytenormals[i][2] * dist + (-sin(pitch)) * beamlength;
1122 particle(particletype + pt_entityparticle, particlepalette[0x6f], particlepalette[0x6f], tex_particle, 1, 0, 255, 0, 0, 0, v[0], v[1], v[2], 0, 0, 0, 0, 0, 0);
1127 void CL_ReadPointFile_f (void)
1129 vec3_t org, leakorg;
1131 char *pointfile = NULL, *pointfilepos, *t, tchar;
1132 char name[MAX_OSPATH];
1137 FS_StripExtension (cl.worldmodel->name, name, sizeof (name));
1138 strlcat (name, ".pts", sizeof (name));
1139 pointfile = (char *)FS_LoadFile(name, tempmempool, true, NULL);
1142 Con_Printf("Could not open %s\n", name);
1146 Con_Printf("Reading %s...\n", name);
1147 VectorClear(leakorg);
1150 pointfilepos = pointfile;
1151 while (*pointfilepos)
1153 while (*pointfilepos == '\n' || *pointfilepos == '\r')
1158 while (*t && *t != '\n' && *t != '\r')
1162 r = sscanf (pointfilepos,"%f %f %f", &org[0], &org[1], &org[2]);
1168 VectorCopy(org, leakorg);
1171 if (cl.num_particles < cl.max_particles - 3)
1174 particle(particletype + pt_static, particlepalette[(-c)&15], particlepalette[(-c)&15], tex_particle, 2, 0, 255, 0, 0, 0, org[0], org[1], org[2], 0, 0, 0, 0, 0, 0);
1177 Mem_Free(pointfile);
1178 VectorCopy(leakorg, org);
1179 Con_Printf("%i points read (%i particles spawned)\nLeak at %f %f %f\n", c, s, org[0], org[1], org[2]);
1181 particle(particletype + pt_beam, 0xFF0000, 0xFF0000, tex_beam, 64, 0, 255, 0, 0, 0, org[0] - 4096, org[1], org[2], org[0] + 4096, org[1], org[2], 0, 0, 0);
1182 particle(particletype + pt_beam, 0x00FF00, 0x00FF00, tex_beam, 64, 0, 255, 0, 0, 0, org[0], org[1] - 4096, org[2], org[0], org[1] + 4096, org[2], 0, 0, 0);
1183 particle(particletype + pt_beam, 0x0000FF, 0x0000FF, tex_beam, 64, 0, 255, 0, 0, 0, org[0], org[1], org[2] - 4096, org[0], org[1], org[2] + 4096, 0, 0, 0);
1188 CL_ParseParticleEffect
1190 Parse an effect out of the server message
1193 void CL_ParseParticleEffect (void)
1196 int i, count, msgcount, color;
1198 MSG_ReadVector(org, cls.protocol);
1199 for (i=0 ; i<3 ; i++)
1200 dir[i] = MSG_ReadChar ();
1201 msgcount = MSG_ReadByte ();
1202 color = MSG_ReadByte ();
1204 if (msgcount == 255)
1209 CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
1214 CL_ParticleExplosion
1218 void CL_ParticleExplosion (const vec3_t org)
1224 if (cl_stainmaps.integer)
1225 R_Stain(org, 96, 80, 80, 80, 64, 176, 176, 176, 64);
1226 CL_SpawnDecalParticleForPoint(org, 40, 48, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1228 if (cl_particles_quake.integer)
1230 for (i = 0;i < 1024;i++)
1236 color = particlepalette[ramp1[r]];
1237 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 32 * (8 - r), 318, 0, 0, org[0], org[1], org[2], 0, 0, 0, -4, 16, 256);
1241 color = particlepalette[ramp2[r]];
1242 particle(particletype + pt_alphastatic, color, color, tex_particle, 1, 0, 32 * (8 - r), 478, 0, 0, org[0], org[1], org[2], 0, 0, 0, 1, 16, 256);
1248 i = CL_PointSuperContents(org);
1249 if (i & (SUPERCONTENTS_SLIME | SUPERCONTENTS_WATER))
1251 if (cl_particles.integer && cl_particles_bubbles.integer)
1252 for (i = 0;i < 128 * cl_particles_quality.value;i++)
1253 particle(particletype + pt_bubble, 0x404040, 0x808080, tex_bubble, 2, 0, lhrandom(128, 255), 128, -0.125, 1.5, org[0], org[1], org[2], 0, 0, 0, (1.0 / 16.0), 16, 96);
1257 // LordHavoc: smoke effect similar to UT2003, chews fillrate too badly up close
1259 if (cl_particles.integer && cl_particles_smoke.integer && cl_particles_explosions_smoke.integer)
1261 for (i = 0;i < 32;i++)
1265 for (k = 0;k < 16;k++)
1267 v[0] = org[0] + lhrandom(-48, 48);
1268 v[1] = org[1] + lhrandom(-48, 48);
1269 v[2] = org[2] + lhrandom(-48, 48);
1270 trace = CL_TraceBox(org, vec3_origin, vec3_origin, v, true, NULL, SUPERCONTENTS_SOLID, false);
1271 if (trace.fraction >= 0.1)
1274 VectorSubtract(trace.endpos, org, v2);
1275 VectorScale(v2, 2.0f, v2);
1276 particle(particletype + pt_smoke, 0x202020, 0x404040, tex_smoke[rand()&7], 12, 0, 32, 64, 0, 0, org[0], org[1], org[2], v2[0], v2[1], v2[2], 0, 0, 0);
1280 if (cl_particles.integer && cl_particles_sparks.integer && cl_particles_explosions_sparks.integer)
1281 for (i = 0;i < 128 * cl_particles_quality.value;i++)
1282 particle(particletype + pt_spark, 0x903010, 0xFFD030, tex_particle, 1.0f, 0, lhrandom(0, 255), 512, 1, 0, org[0], org[1], org[2], 0, 0, 80, 0.2, 0, 256);
1286 if (cl_particles_explosions_shell.integer)
1287 R_NewExplosion(org);
1292 CL_ParticleExplosion2
1296 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength)
1299 if (!cl_particles.integer) return;
1301 for (i = 0;i < 512 * cl_particles_quality.value;i++)
1303 k = particlepalette[colorStart + (i % colorLength)];
1304 if (cl_particles_quake.integer)
1305 particle(particletype + pt_static, k, k, tex_particle, 1, 0, 255, 850, 0, 0, org[0], org[1], org[2], 0, 0, 0, -4, 8, 256);
1307 particle(particletype + pt_static, k, k, tex_particle, lhrandom(0.5, 1.5), 0, 255, 512, 0, 0, org[0], org[1], org[2], 0, 0, 0, lhrandom(1.5, 3), 8, 192);
1311 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount, float smokecount)
1313 if (cl_particles_sparks.integer)
1315 sparkcount *= cl_particles_quality.value;
1316 while(sparkcount-- > 0)
1317 particle(particletype + pt_spark, particlepalette[0x68], particlepalette[0x6f], tex_particle, 0.4f, 0, lhrandom(64, 255), 512, 1, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]) + sv_gravity.value * 0.1, 0, 0, 64);
1319 if (cl_particles_smoke.integer)
1321 smokecount *= cl_particles_quality.value;
1322 while(smokecount-- > 0)
1323 particle(particletype + pt_smoke, 0x101010, 0x202020, tex_smoke[rand()&7], 3, 0, 255, 1024, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 0, 0, 8);
1327 void CL_ParticleCube (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, vec_t gravity, vec_t randomvel)
1330 if (!cl_particles.integer) return;
1332 count = (int)(count * cl_particles_quality.value);
1335 k = particlepalette[colorbase + (rand()&3)];
1336 particle(particletype + pt_alphastatic, k, k, tex_particle, 2, 0, 255, 128, gravity, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(mins[2], maxs[2]), dir[0], dir[1], dir[2], 0, 0, randomvel);
1340 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type)
1343 float z, minz, maxz;
1345 if (!cl_particles.integer) return;
1346 if (dir[2] < 0) // falling
1351 minz = z - fabs(dir[2]) * 0.1;
1352 maxz = z + fabs(dir[2]) * 0.1;
1353 minz = bound(mins[2], minz, maxs[2]);
1354 maxz = bound(mins[2], maxz, maxs[2]);
1356 count = (int)(count * cl_particles_quality.value);
1361 count *= 4; // ick, this should be in the mod or maps?
1365 k = particlepalette[colorbase + (rand()&3)];
1366 if (gamemode == GAME_GOODVSBAD2)
1367 particle(particletype + pt_rain, k, k, tex_particle, 20, 0, lhrandom(8, 16), 0, 0, -1, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, 0, 0);
1369 particle(particletype + pt_rain, k, k, tex_particle, 0.5, 0, lhrandom(8, 16), 0, 0, -1, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, 0, 0);
1375 k = particlepalette[colorbase + (rand()&3)];
1376 if (gamemode == GAME_GOODVSBAD2)
1377 p = particle(particletype + pt_snow, k, k, tex_particle, 20, 0, lhrandom(64, 128), 0, 0, -1, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, 0, 0);
1379 p = particle(particletype + pt_snow, k, k, tex_particle, 1, 0, lhrandom(64, 128), 0, 0, -1, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, 0, 0);
1381 VectorCopy(p->vel, p->relativedirection);
1385 Con_Printf ("CL_ParticleRain: unknown type %i (0 = rain, 1 = snow)\n", type);
1394 void CL_MoveParticles (void)
1397 int i, maxparticle, j, a, content;
1398 float gravity, dvel, bloodwaterfade, frametime, f, dist, org[3], oldorg[3];
1402 // LordHavoc: early out condition
1403 if (!cl.num_particles)
1405 cl.free_particle = 0;
1409 frametime = cl.time - cl.oldtime;
1410 gravity = frametime * sv_gravity.value;
1411 dvel = 1+4*frametime;
1412 bloodwaterfade = max(cl_particles_blood_alpha.value, 0.01f) * frametime * 128.0f;
1416 for (i = 0, p = cl.particles;i < cl.num_particles;i++, p++)
1423 p->alpha -= p->alphafade * frametime;
1431 if (p->type->orientation != PARTICLE_BEAM)
1433 VectorCopy(p->org, oldorg);
1434 VectorMA(p->org, frametime, p->vel, p->org);
1435 VectorCopy(p->org, org);
1438 trace = CL_TraceBox(oldorg, vec3_origin, vec3_origin, p->org, true, &hitent, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | (p->type == particletype + pt_rain ? SUPERCONTENTS_LIQUIDSMASK : 0), false);
1439 // if the trace started in or hit something of SUPERCONTENTS_NODROP
1440 // or if the trace hit something flagged as NOIMPACT
1441 // then remove the particle
1442 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT || ((trace.startsupercontents | trace.hitsupercontents) & SUPERCONTENTS_NODROP))
1447 // react if the particle hit something
1448 if (trace.fraction < 1)
1450 VectorCopy(trace.endpos, p->org);
1451 if (p->type == particletype + pt_rain)
1453 // raindrop - splash on solid/water/slime/lava
1455 // convert from a raindrop particle to a rainsplash decal
1456 VectorCopy(trace.plane.normal, p->vel);
1457 VectorAdd(p->org, p->vel, p->org);
1458 p->type = particletype + pt_raindecal;
1459 p->texnum = tex_rainsplash;
1461 p->alphafade = p->alpha / 0.4;
1466 p->sizeincrease = p->size * 16;
1469 particle(particletype + pt_spark, 0x000000, 0x707070, tex_particle, 0.25f, 0, lhrandom(64, 255), 512, 1, 0, p->org[0], p->org[1], p->org[2], p->vel[0]*16, p->vel[1]*16, 32 + p->vel[2]*16, 0, 0, 32);
1471 else if (p->type == particletype + pt_blood)
1473 // blood - splash on solid
1474 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS)
1479 if (!cl_decals.integer)
1484 // convert from a blood particle to a blood decal
1485 VectorCopy(trace.plane.normal, p->vel);
1486 VectorAdd(p->org, p->vel, p->org);
1487 if (cl_stainmaps.integer)
1488 R_Stain(p->org, 32, 32, 16, 16, (int)(p->alpha * p->size * (1.0f / 40.0f)), 192, 48, 48, (int)(p->alpha * p->size * (1.0f / 40.0f)));
1490 p->type = particletype + pt_decal;
1491 p->texnum = tex_blooddecal[rand()&7];
1493 p->ownermodel = cl.entities[hitent].render.model;
1494 Matrix4x4_Transform(&cl.entities[hitent].render.inversematrix, p->org, p->relativeorigin);
1495 Matrix4x4_Transform3x3(&cl.entities[hitent].render.inversematrix, p->vel, p->relativedirection);
1503 else if (p->bounce < 0)
1505 // bounce -1 means remove on impact
1511 // anything else - bounce off solid
1512 dist = DotProduct(p->vel, trace.plane.normal) * -p->bounce;
1513 VectorMA(p->vel, dist, trace.plane.normal, p->vel);
1514 if (DotProduct(p->vel, p->vel) < 0.03)
1515 VectorClear(p->vel);
1519 p->vel[2] -= p->gravity * gravity;
1523 f = p->friction * frametime;
1524 if (CL_PointSuperContents(p->org) & SUPERCONTENTS_LIQUIDSMASK)
1527 VectorScale(p->vel, f, p->vel);
1531 if (p->type != particletype + pt_static)
1533 switch (p->type - particletype)
1535 case pt_entityparticle:
1536 // particle that removes itself after one rendered frame
1543 a = CL_PointSuperContents(p->org);
1544 if (a & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME))
1546 p->size += frametime * 8;
1547 //p->alpha -= bloodwaterfade;
1550 p->vel[2] -= gravity;
1551 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_LAVA | SUPERCONTENTS_NODROP))
1555 a = CL_PointSuperContents(p->org);
1556 if (!(a & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)))
1563 a = CL_PointSuperContents(p->org);
1564 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
1568 if (cl.time > p->time2)
1571 p->time2 = cl.time + (rand() & 3) * 0.1;
1572 p->vel[0] = p->relativedirection[0] + lhrandom(-32, 32);
1573 p->vel[1] = p->relativedirection[1] + lhrandom(-32, 32);
1574 //p->vel[2] = p->relativedirection[2] + lhrandom(-32, 32);
1576 a = CL_PointSuperContents(p->org);
1577 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
1581 //p->size += frametime * 15;
1584 // FIXME: this has fairly wacky handling of alpha
1585 p->alphafade = cl.time > (p->time2 + cl_decals_time.value) ? (255 / cl_decals_fadetime.value) : 0;
1586 if (cl.entities[p->owner].render.model == p->ownermodel)
1588 Matrix4x4_Transform(&cl.entities[p->owner].render.matrix, p->relativeorigin, p->org);
1589 Matrix4x4_Transform3x3(&cl.entities[p->owner].render.matrix, p->relativedirection, p->vel);
1599 cl.num_particles = maxparticle + 1;
1600 cl.free_particle = 0;
1603 #define MAX_PARTICLETEXTURES 64
1604 // particletexture_t is a rectangle in the particlefonttexture
1605 typedef struct particletexture_s
1607 rtexture_t *texture;
1608 float s1, t1, s2, t2;
1612 static rtexturepool_t *particletexturepool;
1613 static rtexture_t *particlefonttexture;
1614 static particletexture_t particletexture[MAX_PARTICLETEXTURES];
1616 static cvar_t r_drawparticles = {0, "r_drawparticles", "1", "enables drawing of particles"};
1618 #define PARTICLETEXTURESIZE 64
1619 #define PARTICLEFONTSIZE (PARTICLETEXTURESIZE*8)
1621 static unsigned char shadebubble(float dx, float dy, vec3_t light)
1625 dz = 1 - (dx*dx+dy*dy);
1626 if (dz > 0) // it does hit the sphere
1630 normal[0] = dx;normal[1] = dy;normal[2] = dz;
1631 VectorNormalize(normal);
1632 dot = DotProduct(normal, light);
1633 if (dot > 0.5) // interior reflection
1634 f += ((dot * 2) - 1);
1635 else if (dot < -0.5) // exterior reflection
1636 f += ((dot * -2) - 1);
1638 normal[0] = dx;normal[1] = dy;normal[2] = -dz;
1639 VectorNormalize(normal);
1640 dot = DotProduct(normal, light);
1641 if (dot > 0.5) // interior reflection
1642 f += ((dot * 2) - 1);
1643 else if (dot < -0.5) // exterior reflection
1644 f += ((dot * -2) - 1);
1646 f += 16; // just to give it a haze so you can see the outline
1647 f = bound(0, f, 255);
1648 return (unsigned char) f;
1654 static void setuptex(int texnum, unsigned char *data, unsigned char *particletexturedata)
1656 int basex, basey, y;
1657 basex = ((texnum >> 0) & 7) * PARTICLETEXTURESIZE;
1658 basey = ((texnum >> 3) & 7) * PARTICLETEXTURESIZE;
1659 particletexture[texnum].s1 = (basex + 1) / (float)PARTICLEFONTSIZE;
1660 particletexture[texnum].t1 = (basey + 1) / (float)PARTICLEFONTSIZE;
1661 particletexture[texnum].s2 = (basex + PARTICLETEXTURESIZE - 1) / (float)PARTICLEFONTSIZE;
1662 particletexture[texnum].t2 = (basey + PARTICLETEXTURESIZE - 1) / (float)PARTICLEFONTSIZE;
1663 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1664 memcpy(particletexturedata + ((basey + y) * PARTICLEFONTSIZE + basex) * 4, data + y * PARTICLETEXTURESIZE * 4, PARTICLETEXTURESIZE * 4);
1667 void particletextureblotch(unsigned char *data, float radius, float red, float green, float blue, float alpha)
1670 float cx, cy, dx, dy, f, iradius;
1672 cx = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
1673 cy = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
1674 iradius = 1.0f / radius;
1675 alpha *= (1.0f / 255.0f);
1676 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1678 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1682 f = (1.0f - sqrt(dx * dx + dy * dy) * iradius) * alpha;
1685 d = data + (y * PARTICLETEXTURESIZE + x) * 4;
1686 d[0] += (int)(f * (red - d[0]));
1687 d[1] += (int)(f * (green - d[1]));
1688 d[2] += (int)(f * (blue - d[2]));
1694 void particletextureclamp(unsigned char *data, int minr, int ming, int minb, int maxr, int maxg, int maxb)
1697 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
1699 data[0] = bound(minr, data[0], maxr);
1700 data[1] = bound(ming, data[1], maxg);
1701 data[2] = bound(minb, data[2], maxb);
1705 void particletextureinvert(unsigned char *data)
1708 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
1710 data[0] = 255 - data[0];
1711 data[1] = 255 - data[1];
1712 data[2] = 255 - data[2];
1716 // Those loops are in a separate function to work around an optimization bug in Mac OS X's GCC
1717 static void R_InitBloodTextures (unsigned char *particletexturedata)
1720 unsigned char data[PARTICLETEXTURESIZE][PARTICLETEXTURESIZE][4];
1723 for (i = 0;i < 8;i++)
1725 memset(&data[0][0][0], 255, sizeof(data));
1726 for (k = 0;k < 24;k++)
1727 particletextureblotch(&data[0][0][0], PARTICLETEXTURESIZE/16, 96, 0, 0, 160);
1728 //particletextureclamp(&data[0][0][0], 32, 32, 32, 255, 255, 255);
1729 particletextureinvert(&data[0][0][0]);
1730 setuptex(tex_bloodparticle[i], &data[0][0][0], particletexturedata);
1734 for (i = 0;i < 8;i++)
1736 memset(&data[0][0][0], 255, sizeof(data));
1738 for (j = 1;j < 10;j++)
1739 for (k = min(j, m - 1);k < m;k++)
1740 particletextureblotch(&data[0][0][0], (float)j*PARTICLETEXTURESIZE/64.0f, 96, 0, 0, 192 - j * 8);
1741 //particletextureclamp(&data[0][0][0], 32, 32, 32, 255, 255, 255);
1742 particletextureinvert(&data[0][0][0]);
1743 setuptex(tex_blooddecal[i], &data[0][0][0], particletexturedata);
1748 static void R_InitParticleTexture (void)
1750 int x, y, d, i, k, m;
1752 unsigned char data[PARTICLETEXTURESIZE][PARTICLETEXTURESIZE][4], noise3[64][64], data2[64][16][4];
1754 unsigned char *particletexturedata;
1756 // a note: decals need to modulate (multiply) the background color to
1757 // properly darken it (stain), and they need to be able to alpha fade,
1758 // this is a very difficult challenge because it means fading to white
1759 // (no change to background) rather than black (darkening everything
1760 // behind the whole decal polygon), and to accomplish this the texture is
1761 // inverted (dark red blood on white background becomes brilliant cyan
1762 // and white on black background) so we can alpha fade it to black, then
1763 // we invert it again during the blendfunc to make it work...
1765 particletexturedata = (unsigned char *)Mem_Alloc(tempmempool, PARTICLEFONTSIZE*PARTICLEFONTSIZE*4);
1766 memset(particletexturedata, 255, PARTICLEFONTSIZE*PARTICLEFONTSIZE*4);
1769 for (i = 0;i < 8;i++)
1771 memset(&data[0][0][0], 255, sizeof(data));
1774 unsigned char noise1[PARTICLETEXTURESIZE*2][PARTICLETEXTURESIZE*2], noise2[PARTICLETEXTURESIZE*2][PARTICLETEXTURESIZE*2];
1776 fractalnoise(&noise1[0][0], PARTICLETEXTURESIZE*2, PARTICLETEXTURESIZE/8);
1777 fractalnoise(&noise2[0][0], PARTICLETEXTURESIZE*2, PARTICLETEXTURESIZE/4);
1779 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1781 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1782 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1784 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1785 d = (noise2[y][x] - 128) * 3 + 192;
1787 d = (int)(d * (1-(dx*dx+dy*dy)));
1788 d = (d * noise1[y][x]) >> 7;
1789 d = bound(0, d, 255);
1790 data[y][x][3] = (unsigned char) d;
1797 setuptex(tex_smoke[i], &data[0][0][0], particletexturedata);
1801 memset(&data[0][0][0], 255, sizeof(data));
1802 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1804 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1805 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1807 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1808 f = 255.0f * (1.0 - 4.0f * fabs(10.0f - sqrt(dx*dx+dy*dy)));
1809 data[y][x][3] = (int) (bound(0.0f, f, 255.0f));
1812 setuptex(tex_rainsplash, &data[0][0][0], particletexturedata);
1815 memset(&data[0][0][0], 255, sizeof(data));
1816 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1818 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1819 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1821 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1822 d = (int)(256 * (1 - (dx*dx+dy*dy)));
1823 d = bound(0, d, 255);
1824 data[y][x][3] = (unsigned char) d;
1827 setuptex(tex_particle, &data[0][0][0], particletexturedata);
1830 memset(&data[0][0][0], 255, sizeof(data));
1831 light[0] = 1;light[1] = 1;light[2] = 1;
1832 VectorNormalize(light);
1833 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1835 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1836 // stretch upper half of bubble by +50% and shrink lower half by -50%
1837 // (this gives an elongated teardrop shape)
1839 dy = (dy - 0.5f) * 2.0f;
1841 dy = (dy - 0.5f) / 1.5f;
1842 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1844 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1845 // shrink bubble width to half
1847 data[y][x][3] = shadebubble(dx, dy, light);
1850 setuptex(tex_raindrop, &data[0][0][0], particletexturedata);
1853 memset(&data[0][0][0], 255, sizeof(data));
1854 light[0] = 1;light[1] = 1;light[2] = 1;
1855 VectorNormalize(light);
1856 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1858 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1859 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1861 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
1862 data[y][x][3] = shadebubble(dx, dy, light);
1865 setuptex(tex_bubble, &data[0][0][0], particletexturedata);
1867 // Blood particles and blood decals
1868 R_InitBloodTextures (particletexturedata);
1871 for (i = 0;i < 8;i++)
1873 memset(&data[0][0][0], 255, sizeof(data));
1874 for (k = 0;k < 12;k++)
1875 particletextureblotch(&data[0][0][0], PARTICLETEXTURESIZE/16, 0, 0, 0, 128);
1876 for (k = 0;k < 3;k++)
1877 particletextureblotch(&data[0][0][0], PARTICLETEXTURESIZE/2, 0, 0, 0, 160);
1878 //particletextureclamp(&data[0][0][0], 64, 64, 64, 255, 255, 255);
1879 particletextureinvert(&data[0][0][0]);
1880 setuptex(tex_bulletdecal[i], &data[0][0][0], particletexturedata);
1884 Image_WriteTGARGBA ("particles/particlefont.tga", PARTICLEFONTSIZE, PARTICLEFONTSIZE, particletexturedata);
1887 particlefonttexture = loadtextureimage(particletexturepool, "particles/particlefont.tga", 0, 0, false, TEXF_ALPHA | TEXF_PRECACHE);
1888 if (!particlefonttexture)
1889 particlefonttexture = R_LoadTexture2D(particletexturepool, "particlefont", PARTICLEFONTSIZE, PARTICLEFONTSIZE, particletexturedata, TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
1890 for (i = 0;i < MAX_PARTICLETEXTURES;i++)
1891 particletexture[i].texture = particlefonttexture;
1894 fractalnoise(&noise3[0][0], 64, 4);
1896 for (y = 0;y < 64;y++)
1898 dy = (y - 0.5f*64) / (64*0.5f-1);
1899 for (x = 0;x < 16;x++)
1901 dx = (x - 0.5f*16) / (16*0.5f-2);
1902 d = (int)((1 - sqrt(fabs(dx))) * noise3[y][x]);
1903 data2[y][x][0] = data2[y][x][1] = data2[y][x][2] = (unsigned char) bound(0, d, 255);
1904 data2[y][x][3] = 255;
1909 Image_WriteTGARGBA ("particles/nexbeam.tga", 64, 64, &data2[0][0][0]);
1912 particletexture[tex_beam].texture = loadtextureimage(particletexturepool, "particles/nexbeam.tga", 0, 0, false, TEXF_ALPHA | TEXF_PRECACHE);
1913 if (!particletexture[tex_beam].texture)
1914 particletexture[tex_beam].texture = R_LoadTexture2D(particletexturepool, "nexbeam", 16, 64, &data2[0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
1915 particletexture[tex_beam].s1 = 0;
1916 particletexture[tex_beam].t1 = 0;
1917 particletexture[tex_beam].s2 = 1;
1918 particletexture[tex_beam].t2 = 1;
1919 Mem_Free(particletexturedata);
1922 static void r_part_start(void)
1924 particletexturepool = R_AllocTexturePool();
1925 R_InitParticleTexture ();
1926 CL_Particles_LoadEffectInfo();
1929 static void r_part_shutdown(void)
1931 R_FreeTexturePool(&particletexturepool);
1934 static void r_part_newmap(void)
1938 void R_Particles_Init (void)
1940 Cvar_RegisterVariable(&r_drawparticles);
1941 R_RegisterModule("R_Particles", r_part_start, r_part_shutdown, r_part_newmap);
1944 float particle_vertex3f[12], particle_texcoord2f[8];
1946 void R_DrawParticle_TransparentCallback(const entity_render_t *ent, int surfacenumber, const rtlight_t *rtlight)
1948 const particle_t *p = cl.particles + surfacenumber;
1951 float org[3], up2[3], v[3], right[3], up[3], fog, ifog, cr, cg, cb, ca, size;
1952 particletexture_t *tex;
1954 VectorCopy(p->org, org);
1956 blendmode = p->type->blendmode;
1957 tex = &particletexture[p->texnum];
1958 cr = p->color[0] * (1.0f / 255.0f);
1959 cg = p->color[1] * (1.0f / 255.0f);
1960 cb = p->color[2] * (1.0f / 255.0f);
1961 ca = p->alpha * (1.0f / 255.0f);
1962 if (blendmode == PBLEND_MOD)
1972 ca /= cl_particles_quality.value;
1973 if (p->type->lighting)
1975 float ambient[3], diffuse[3], diffusenormal[3];
1976 R_CompleteLightPoint(ambient, diffuse, diffusenormal, org, true);
1977 cr *= (ambient[0] + 0.5 * diffuse[0]);
1978 cg *= (ambient[1] + 0.5 * diffuse[1]);
1979 cb *= (ambient[2] + 0.5 * diffuse[2]);
1983 fog = VERTEXFOGTABLE(VectorDistance(org, r_vieworigin));
1988 if (blendmode == PBLEND_ALPHA)
1990 cr += fogcolor[0] * fog;
1991 cg += fogcolor[1] * fog;
1992 cb += fogcolor[2] * fog;
1996 R_Mesh_Matrix(&identitymatrix);
1998 R_Mesh_VertexPointer(particle_vertex3f);
1999 R_Mesh_ColorPointer(NULL);
2000 memset(&m, 0, sizeof(m));
2001 m.tex[0] = R_GetTexture(tex->texture);
2002 m.pointer_texcoord[0] = particle_texcoord2f;
2003 R_Mesh_TextureState(&m);
2005 GL_Color(cr, cg, cb, ca);
2007 if (blendmode == PBLEND_ALPHA)
2008 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2009 else if (blendmode == PBLEND_ADD)
2010 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2011 else //if (blendmode == PBLEND_MOD)
2012 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
2013 GL_DepthMask(false);
2015 size = p->size * cl_particles_size.value;
2016 if (p->type->orientation == PARTICLE_BILLBOARD || p->type->orientation == PARTICLE_ORIENTED_DOUBLESIDED)
2018 if (p->type->orientation == PARTICLE_ORIENTED_DOUBLESIDED)
2021 if (DotProduct(p->vel, r_vieworigin) > DotProduct(p->vel, org))
2023 VectorNegate(p->vel, v);
2024 VectorVectors(v, right, up);
2027 VectorVectors(p->vel, right, up);
2028 VectorScale(right, size, right);
2029 VectorScale(up, size, up);
2033 VectorScale(r_viewleft, -size, right);
2034 VectorScale(r_viewup, size, up);
2036 particle_vertex3f[ 0] = org[0] - right[0] - up[0];
2037 particle_vertex3f[ 1] = org[1] - right[1] - up[1];
2038 particle_vertex3f[ 2] = org[2] - right[2] - up[2];
2039 particle_vertex3f[ 3] = org[0] - right[0] + up[0];
2040 particle_vertex3f[ 4] = org[1] - right[1] + up[1];
2041 particle_vertex3f[ 5] = org[2] - right[2] + up[2];
2042 particle_vertex3f[ 6] = org[0] + right[0] + up[0];
2043 particle_vertex3f[ 7] = org[1] + right[1] + up[1];
2044 particle_vertex3f[ 8] = org[2] + right[2] + up[2];
2045 particle_vertex3f[ 9] = org[0] + right[0] - up[0];
2046 particle_vertex3f[10] = org[1] + right[1] - up[1];
2047 particle_vertex3f[11] = org[2] + right[2] - up[2];
2048 particle_texcoord2f[0] = tex->s1;particle_texcoord2f[1] = tex->t2;
2049 particle_texcoord2f[2] = tex->s1;particle_texcoord2f[3] = tex->t1;
2050 particle_texcoord2f[4] = tex->s2;particle_texcoord2f[5] = tex->t1;
2051 particle_texcoord2f[6] = tex->s2;particle_texcoord2f[7] = tex->t2;
2053 else if (p->type->orientation == PARTICLE_SPARK)
2055 VectorMA(p->org, -0.02, p->vel, v);
2056 VectorMA(p->org, 0.02, p->vel, up2);
2057 R_CalcBeam_Vertex3f(particle_vertex3f, v, up2, size);
2058 particle_texcoord2f[0] = tex->s1;particle_texcoord2f[1] = tex->t2;
2059 particle_texcoord2f[2] = tex->s1;particle_texcoord2f[3] = tex->t1;
2060 particle_texcoord2f[4] = tex->s2;particle_texcoord2f[5] = tex->t1;
2061 particle_texcoord2f[6] = tex->s2;particle_texcoord2f[7] = tex->t2;
2063 else if (p->type->orientation == PARTICLE_BEAM)
2065 R_CalcBeam_Vertex3f(particle_vertex3f, p->org, p->vel, size);
2066 VectorSubtract(p->vel, p->org, up);
2067 VectorNormalize(up);
2068 v[0] = DotProduct(p->org, up) * (1.0f / 64.0f);
2069 v[1] = DotProduct(p->vel, up) * (1.0f / 64.0f);
2070 particle_texcoord2f[0] = 1;particle_texcoord2f[1] = v[0];
2071 particle_texcoord2f[2] = 0;particle_texcoord2f[3] = v[0];
2072 particle_texcoord2f[4] = 0;particle_texcoord2f[5] = v[1];
2073 particle_texcoord2f[6] = 1;particle_texcoord2f[7] = v[1];
2077 Con_Printf("R_DrawParticles: unknown particle orientation %i\n", p->type->orientation);
2081 R_Mesh_Draw(0, 4, 2, polygonelements);
2084 void R_DrawParticles (void)
2087 float minparticledist;
2090 // LordHavoc: early out conditions
2091 if ((!cl.num_particles) || (!r_drawparticles.integer))
2094 minparticledist = DotProduct(r_vieworigin, r_viewforward) + 4.0f;
2096 // LordHavoc: only render if not too close
2097 for (i = 0, p = cl.particles;i < cl.num_particles;i++, p++)
2101 renderstats.particles++;
2102 if (DotProduct(p->org, r_viewforward) >= minparticledist || p->type->orientation == PARTICLE_BEAM)
2104 if (p->type == particletype + pt_decal)
2105 R_DrawParticle_TransparentCallback(0, i, 0);
2107 R_MeshQueue_AddTransparent(p->org, R_DrawParticle_TransparentCallback, NULL, i, NULL);