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"
27 #define ABSOLUTE_MAX_PARTICLES 1<<24 // upper limit on cl.max_particles
28 #define ABSOLUTE_MAX_DECALS 1<<24 // upper limit on cl.max_decals
30 // must match ptype_t values
31 particletype_t particletype[pt_total] =
33 {0, 0, false}, // pt_dead
34 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_alphastatic
35 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_static
36 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_spark
37 {PBLEND_ADD, PARTICLE_BEAM, false}, //pt_beam
38 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_rain
39 {PBLEND_ADD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_raindecal
40 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_snow
41 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_bubble
42 {PBLEND_INVMOD, PARTICLE_BILLBOARD, false}, //pt_blood
43 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_smoke
44 {PBLEND_INVMOD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_decal
45 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_entityparticle
48 #define PARTICLEEFFECT_UNDERWATER 1
49 #define PARTICLEEFFECT_NOTUNDERWATER 2
51 typedef struct particleeffectinfo_s
53 int effectnameindex; // which effect this belongs to
54 // PARTICLEEFFECT_* bits
56 // blood effects may spawn very few particles, so proper fraction-overflow
57 // handling is very important, this variable keeps track of the fraction
58 double particleaccumulator;
59 // the math is: countabsolute + requestedcount * countmultiplier * quality
60 // absolute number of particles to spawn, often used for decals
61 // (unaffected by quality and requestedcount)
63 // multiplier for the number of particles CL_ParticleEffect was told to
64 // spawn, most effects do not really have a count and hence use 1, so
65 // this is often the actual count to spawn, not merely a multiplier
66 float countmultiplier;
67 // if > 0 this causes the particle to spawn in an evenly spaced line from
68 // originmins to originmaxs (causing them to describe a trail, not a box)
70 // type of particle to spawn (defines some aspects of behavior)
72 // blending mode used on this particle type
74 // orientation of this particle type (BILLBOARD, SPARK, BEAM, etc)
75 porientation_t orientation;
76 // range of colors to choose from in hex RRGGBB (like HTML color tags),
77 // randomly interpolated at spawn
78 unsigned int color[2];
79 // a random texture is chosen in this range (note the second value is one
80 // past the last choosable, so for example 8,16 chooses any from 8 up and
82 // if start and end of the range are the same, no randomization is done
84 // range of size values randomly chosen when spawning, plus size increase over time
86 // range of alpha values randomly chosen when spawning, plus alpha fade
88 // how long the particle should live (note it is also removed if alpha drops to 0)
90 // how much gravity affects this particle (negative makes it fly up!)
92 // how much bounce the particle has when it hits a surface
93 // if negative the particle is removed on impact
95 // if in air this friction is applied
96 // if negative the particle accelerates
98 // if in liquid (water/slime/lava) this friction is applied
99 // if negative the particle accelerates
100 float liquidfriction;
101 // these offsets are added to the values given to particleeffect(), and
102 // then an ellipsoid-shaped jitter is added as defined by these
103 // (they are the 3 radii)
105 // stretch velocity factor (used for sparks)
106 float originoffset[3];
107 float velocityoffset[3];
108 float originjitter[3];
109 float velocityjitter[3];
110 float velocitymultiplier;
111 // an effect can also spawn a dlight
112 float lightradiusstart;
113 float lightradiusfade;
116 qboolean lightshadow;
119 particleeffectinfo_t;
121 #define MAX_PARTICLEEFFECTNAME 256
122 char particleeffectname[MAX_PARTICLEEFFECTNAME][64];
124 #define MAX_PARTICLEEFFECTINFO 4096
126 particleeffectinfo_t particleeffectinfo[MAX_PARTICLEEFFECTINFO];
128 static int particlepalette[256];
130 0x000000,0x0f0f0f,0x1f1f1f,0x2f2f2f,0x3f3f3f,0x4b4b4b,0x5b5b5b,0x6b6b6b, // 0-7
131 0x7b7b7b,0x8b8b8b,0x9b9b9b,0xababab,0xbbbbbb,0xcbcbcb,0xdbdbdb,0xebebeb, // 8-15
132 0x0f0b07,0x170f0b,0x1f170b,0x271b0f,0x2f2313,0x372b17,0x3f2f17,0x4b371b, // 16-23
133 0x533b1b,0x5b431f,0x634b1f,0x6b531f,0x73571f,0x7b5f23,0x836723,0x8f6f23, // 24-31
134 0x0b0b0f,0x13131b,0x1b1b27,0x272733,0x2f2f3f,0x37374b,0x3f3f57,0x474767, // 32-39
135 0x4f4f73,0x5b5b7f,0x63638b,0x6b6b97,0x7373a3,0x7b7baf,0x8383bb,0x8b8bcb, // 40-47
136 0x000000,0x070700,0x0b0b00,0x131300,0x1b1b00,0x232300,0x2b2b07,0x2f2f07, // 48-55
137 0x373707,0x3f3f07,0x474707,0x4b4b0b,0x53530b,0x5b5b0b,0x63630b,0x6b6b0f, // 56-63
138 0x070000,0x0f0000,0x170000,0x1f0000,0x270000,0x2f0000,0x370000,0x3f0000, // 64-71
139 0x470000,0x4f0000,0x570000,0x5f0000,0x670000,0x6f0000,0x770000,0x7f0000, // 72-79
140 0x131300,0x1b1b00,0x232300,0x2f2b00,0x372f00,0x433700,0x4b3b07,0x574307, // 80-87
141 0x5f4707,0x6b4b0b,0x77530f,0x835713,0x8b5b13,0x975f1b,0xa3631f,0xaf6723, // 88-95
142 0x231307,0x2f170b,0x3b1f0f,0x4b2313,0x572b17,0x632f1f,0x733723,0x7f3b2b, // 96-103
143 0x8f4333,0x9f4f33,0xaf632f,0xbf772f,0xcf8f2b,0xdfab27,0xefcb1f,0xfff31b, // 104-111
144 0x0b0700,0x1b1300,0x2b230f,0x372b13,0x47331b,0x533723,0x633f2b,0x6f4733, // 112-119
145 0x7f533f,0x8b5f47,0x9b6b53,0xa77b5f,0xb7876b,0xc3937b,0xd3a38b,0xe3b397, // 120-127
146 0xab8ba3,0x9f7f97,0x937387,0x8b677b,0x7f5b6f,0x775363,0x6b4b57,0x5f3f4b, // 128-135
147 0x573743,0x4b2f37,0x43272f,0x371f23,0x2b171b,0x231313,0x170b0b,0x0f0707, // 136-143
148 0xbb739f,0xaf6b8f,0xa35f83,0x975777,0x8b4f6b,0x7f4b5f,0x734353,0x6b3b4b, // 144-151
149 0x5f333f,0x532b37,0x47232b,0x3b1f23,0x2f171b,0x231313,0x170b0b,0x0f0707, // 152-159
150 0xdbc3bb,0xcbb3a7,0xbfa39b,0xaf978b,0xa3877b,0x977b6f,0x876f5f,0x7b6353, // 160-167
151 0x6b5747,0x5f4b3b,0x533f33,0x433327,0x372b1f,0x271f17,0x1b130f,0x0f0b07, // 168-175
152 0x6f837b,0x677b6f,0x5f7367,0x576b5f,0x4f6357,0x475b4f,0x3f5347,0x374b3f, // 176-183
153 0x2f4337,0x2b3b2f,0x233327,0x1f2b1f,0x172317,0x0f1b13,0x0b130b,0x070b07, // 184-191
154 0xfff31b,0xefdf17,0xdbcb13,0xcbb70f,0xbba70f,0xab970b,0x9b8307,0x8b7307, // 192-199
155 0x7b6307,0x6b5300,0x5b4700,0x4b3700,0x3b2b00,0x2b1f00,0x1b0f00,0x0b0700, // 200-207
156 0x0000ff,0x0b0bef,0x1313df,0x1b1bcf,0x2323bf,0x2b2baf,0x2f2f9f,0x2f2f8f, // 208-215
157 0x2f2f7f,0x2f2f6f,0x2f2f5f,0x2b2b4f,0x23233f,0x1b1b2f,0x13131f,0x0b0b0f, // 216-223
158 0x2b0000,0x3b0000,0x4b0700,0x5f0700,0x6f0f00,0x7f1707,0x931f07,0xa3270b, // 224-231
159 0xb7330f,0xc34b1b,0xcf632b,0xdb7f3b,0xe3974f,0xe7ab5f,0xefbf77,0xf7d38b, // 232-239
160 0xa77b3b,0xb79b37,0xc7c337,0xe7e357,0x7fbfff,0xabe7ff,0xd7ffff,0x670000, // 240-247
161 0x8b0000,0xb30000,0xd70000,0xff0000,0xfff393,0xfff7c7,0xffffff,0x9f5b53 // 248-255
164 int ramp1[8] = {0x6f, 0x6d, 0x6b, 0x69, 0x67, 0x65, 0x63, 0x61};
165 int ramp2[8] = {0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x68, 0x66};
166 int ramp3[8] = {0x6d, 0x6b, 6, 5, 4, 3};
168 //static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
170 // texture numbers in particle font
171 static const int tex_smoke[8] = {0, 1, 2, 3, 4, 5, 6, 7};
172 static const int tex_bulletdecal[8] = {8, 9, 10, 11, 12, 13, 14, 15};
173 static const int tex_blooddecal[8] = {16, 17, 18, 19, 20, 21, 22, 23};
174 static const int tex_bloodparticle[8] = {24, 25, 26, 27, 28, 29, 30, 31};
175 static const int tex_rainsplash = 32;
176 static const int tex_particle = 63;
177 static const int tex_bubble = 62;
178 static const int tex_raindrop = 61;
179 static const int tex_beam = 60;
181 cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1", "enables particle effects"};
182 cvar_t cl_particles_quality = {CVAR_SAVE, "cl_particles_quality", "1", "multiplies number of particles"};
183 cvar_t cl_particles_alpha = {CVAR_SAVE, "cl_particles_alpha", "1", "multiplies opacity of particles"};
184 cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1", "multiplies particle size"};
185 cvar_t cl_particles_quake = {CVAR_SAVE, "cl_particles_quake", "0", "makes particle effects look mostly like the ones in Quake"};
186 cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1", "enables blood effects"};
187 cvar_t cl_particles_blood_alpha = {CVAR_SAVE, "cl_particles_blood_alpha", "1", "opacity of blood"};
188 cvar_t cl_particles_blood_bloodhack = {CVAR_SAVE, "cl_particles_blood_bloodhack", "1", "make certain quake particle() calls create blood effects instead"};
189 cvar_t cl_particles_bulletimpacts = {CVAR_SAVE, "cl_particles_bulletimpacts", "1", "enables bulletimpact effects"};
190 cvar_t cl_particles_explosions_sparks = {CVAR_SAVE, "cl_particles_explosions_sparks", "1", "enables sparks from explosions"};
191 cvar_t cl_particles_explosions_shell = {CVAR_SAVE, "cl_particles_explosions_shell", "0", "enables polygonal shell from explosions"};
192 cvar_t cl_particles_rain = {CVAR_SAVE, "cl_particles_rain", "1", "enables rain effects"};
193 cvar_t cl_particles_snow = {CVAR_SAVE, "cl_particles_snow", "1", "enables snow effects"};
194 cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1", "enables smoke (used by multiple effects)"};
195 cvar_t cl_particles_smoke_alpha = {CVAR_SAVE, "cl_particles_smoke_alpha", "0.5", "smoke brightness"};
196 cvar_t cl_particles_smoke_alphafade = {CVAR_SAVE, "cl_particles_smoke_alphafade", "0.55", "brightness fade per second"};
197 cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1", "enables sparks (used by multiple effects)"};
198 cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1", "enables bubbles (used by multiple effects)"};
199 cvar_t cl_particles_novis = {CVAR_SAVE, "cl_particles_novis", "0", "turn off PVS culling of particles"};
200 cvar_t cl_decals = {CVAR_SAVE, "cl_decals", "1", "enables decals (bullet holes, blood, etc)"};
201 cvar_t cl_decals_time = {CVAR_SAVE, "cl_decals_time", "20", "how long before decals start to fade away"};
202 cvar_t cl_decals_fadetime = {CVAR_SAVE, "cl_decals_fadetime", "1", "how long decals take to fade away"};
205 void CL_Particles_ParseEffectInfo(const char *textstart, const char *textend)
211 particleeffectinfo_t *info = NULL;
212 const char *text = textstart;
214 effectinfoindex = -1;
215 for (linenumber = 1;;linenumber++)
218 for (arrayindex = 0;arrayindex < 16;arrayindex++)
219 argv[arrayindex][0] = 0;
222 if (!COM_ParseToken_Simple(&text, true, false))
224 if (!strcmp(com_token, "\n"))
228 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
234 #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;}
235 #define readints(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = strtol(argv[1+arrayindex], NULL, 0)
236 #define readfloats(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = atof(argv[1+arrayindex])
237 #define readint(var) checkparms(2);var = strtol(argv[1], NULL, 0)
238 #define readfloat(var) checkparms(2);var = atof(argv[1])
239 if (!strcmp(argv[0], "effect"))
244 if (effectinfoindex >= MAX_PARTICLEEFFECTINFO)
246 Con_Printf("effectinfo.txt:%i: too many effects!\n", linenumber);
249 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
251 if (particleeffectname[effectnameindex][0])
253 if (!strcmp(particleeffectname[effectnameindex], argv[1]))
258 strlcpy(particleeffectname[effectnameindex], argv[1], sizeof(particleeffectname[effectnameindex]));
262 // if we run out of names, abort
263 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
265 Con_Printf("effectinfo.txt:%i: too many effects!\n", linenumber);
268 info = particleeffectinfo + effectinfoindex;
269 info->effectnameindex = effectnameindex;
270 info->particletype = pt_alphastatic;
271 info->blendmode = particletype[info->particletype].blendmode;
272 info->orientation = particletype[info->particletype].orientation;
273 info->tex[0] = tex_particle;
274 info->tex[1] = tex_particle;
275 info->color[0] = 0xFFFFFF;
276 info->color[1] = 0xFFFFFF;
280 info->alpha[1] = 256;
281 info->alpha[2] = 256;
282 info->time[0] = 9999;
283 info->time[1] = 9999;
284 VectorSet(info->lightcolor, 1, 1, 1);
285 info->lightshadow = true;
286 info->lighttime = 9999;
287 info->stretchfactor = 1;
289 else if (info == NULL)
291 Con_Printf("effectinfo.txt:%i: command %s encountered before effect\n", linenumber, argv[0]);
294 else if (!strcmp(argv[0], "countabsolute")) {readfloat(info->countabsolute);}
295 else if (!strcmp(argv[0], "count")) {readfloat(info->countmultiplier);}
296 else if (!strcmp(argv[0], "type"))
299 if (!strcmp(argv[1], "alphastatic")) info->particletype = pt_alphastatic;
300 else if (!strcmp(argv[1], "static")) info->particletype = pt_static;
301 else if (!strcmp(argv[1], "spark")) info->particletype = pt_spark;
302 else if (!strcmp(argv[1], "beam")) info->particletype = pt_beam;
303 else if (!strcmp(argv[1], "rain")) info->particletype = pt_rain;
304 else if (!strcmp(argv[1], "raindecal")) info->particletype = pt_raindecal;
305 else if (!strcmp(argv[1], "snow")) info->particletype = pt_snow;
306 else if (!strcmp(argv[1], "bubble")) info->particletype = pt_bubble;
307 else if (!strcmp(argv[1], "blood")) {info->particletype = pt_blood;info->gravity = 1;}
308 else if (!strcmp(argv[1], "smoke")) info->particletype = pt_smoke;
309 else if (!strcmp(argv[1], "decal")) info->particletype = pt_decal;
310 else if (!strcmp(argv[1], "entityparticle")) info->particletype = pt_entityparticle;
311 else Con_Printf("effectinfo.txt:%i: unrecognized particle type %s\n", linenumber, argv[1]);
312 info->blendmode = particletype[info->particletype].blendmode;
313 info->orientation = particletype[info->particletype].orientation;
315 else if (!strcmp(argv[0], "blend"))
318 if (!strcmp(argv[1], "alpha")) info->blendmode = PBLEND_ALPHA;
319 else if (!strcmp(argv[1], "add")) info->blendmode = PBLEND_ADD;
320 else if (!strcmp(argv[1], "invmod")) info->blendmode = PBLEND_INVMOD;
321 else Con_Printf("effectinfo.txt:%i: unrecognized blendmode %s\n", linenumber, argv[1]);
323 else if (!strcmp(argv[0], "orientation"))
326 if (!strcmp(argv[1], "billboard")) info->orientation = PARTICLE_BILLBOARD;
327 else if (!strcmp(argv[1], "spark")) info->orientation = PARTICLE_SPARK;
328 else if (!strcmp(argv[1], "oriented")) info->orientation = PARTICLE_ORIENTED_DOUBLESIDED;
329 else if (!strcmp(argv[1], "beam")) info->orientation = PARTICLE_BEAM;
330 else Con_Printf("effectinfo.txt:%i: unrecognized orientation %s\n", linenumber, argv[1]);
332 else if (!strcmp(argv[0], "color")) {readints(info->color, 2);}
333 else if (!strcmp(argv[0], "tex")) {readints(info->tex, 2);}
334 else if (!strcmp(argv[0], "size")) {readfloats(info->size, 2);}
335 else if (!strcmp(argv[0], "sizeincrease")) {readfloat(info->size[2]);}
336 else if (!strcmp(argv[0], "alpha")) {readfloats(info->alpha, 3);}
337 else if (!strcmp(argv[0], "time")) {readfloats(info->time, 2);}
338 else if (!strcmp(argv[0], "gravity")) {readfloat(info->gravity);}
339 else if (!strcmp(argv[0], "bounce")) {readfloat(info->bounce);}
340 else if (!strcmp(argv[0], "airfriction")) {readfloat(info->airfriction);}
341 else if (!strcmp(argv[0], "liquidfriction")) {readfloat(info->liquidfriction);}
342 else if (!strcmp(argv[0], "originoffset")) {readfloats(info->originoffset, 3);}
343 else if (!strcmp(argv[0], "velocityoffset")) {readfloats(info->velocityoffset, 3);}
344 else if (!strcmp(argv[0], "originjitter")) {readfloats(info->originjitter, 3);}
345 else if (!strcmp(argv[0], "velocityjitter")) {readfloats(info->velocityjitter, 3);}
346 else if (!strcmp(argv[0], "velocitymultiplier")) {readfloat(info->velocitymultiplier);}
347 else if (!strcmp(argv[0], "lightradius")) {readfloat(info->lightradiusstart);}
348 else if (!strcmp(argv[0], "lightradiusfade")) {readfloat(info->lightradiusfade);}
349 else if (!strcmp(argv[0], "lighttime")) {readfloat(info->lighttime);}
350 else if (!strcmp(argv[0], "lightcolor")) {readfloats(info->lightcolor, 3);}
351 else if (!strcmp(argv[0], "lightshadow")) {readint(info->lightshadow);}
352 else if (!strcmp(argv[0], "lightcubemapnum")) {readint(info->lightcubemapnum);}
353 else if (!strcmp(argv[0], "underwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_UNDERWATER;}
354 else if (!strcmp(argv[0], "notunderwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_NOTUNDERWATER;}
355 else if (!strcmp(argv[0], "trailspacing")) {readfloat(info->trailspacing);if (info->trailspacing > 0) info->countmultiplier = 1.0f / info->trailspacing;}
356 else if (!strcmp(argv[0], "stretchfactor")) {readfloat(info->stretchfactor);}
358 Con_Printf("effectinfo.txt:%i: skipping unknown command %s\n", linenumber, argv[0]);
367 int CL_ParticleEffectIndexForName(const char *name)
370 for (i = 1;i < MAX_PARTICLEEFFECTNAME && particleeffectname[i][0];i++)
371 if (!strcmp(particleeffectname[i], name))
376 const char *CL_ParticleEffectNameForIndex(int i)
378 if (i < 1 || i >= MAX_PARTICLEEFFECTNAME)
380 return particleeffectname[i];
383 // MUST match effectnameindex_t in client.h
384 static const char *standardeffectnames[EFFECT_TOTAL] =
408 "TE_TEI_BIGEXPLOSION",
424 void CL_Particles_LoadEffectInfo(void)
427 unsigned char *filedata;
428 fs_offset_t filesize;
429 memset(particleeffectinfo, 0, sizeof(particleeffectinfo));
430 memset(particleeffectname, 0, sizeof(particleeffectname));
431 for (i = 0;i < EFFECT_TOTAL;i++)
432 strlcpy(particleeffectname[i], standardeffectnames[i], sizeof(particleeffectname[i]));
433 filedata = FS_LoadFile("effectinfo.txt", tempmempool, true, &filesize);
436 CL_Particles_ParseEffectInfo((const char *)filedata, (const char *)filedata + filesize);
446 void CL_ReadPointFile_f (void);
447 void CL_Particles_Init (void)
449 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)");
450 Cmd_AddCommand ("cl_particles_reloadeffects", CL_Particles_LoadEffectInfo, "reloads effectinfo.txt");
452 Cvar_RegisterVariable (&cl_particles);
453 Cvar_RegisterVariable (&cl_particles_quality);
454 Cvar_RegisterVariable (&cl_particles_alpha);
455 Cvar_RegisterVariable (&cl_particles_size);
456 Cvar_RegisterVariable (&cl_particles_quake);
457 Cvar_RegisterVariable (&cl_particles_blood);
458 Cvar_RegisterVariable (&cl_particles_blood_alpha);
459 Cvar_RegisterVariable (&cl_particles_blood_bloodhack);
460 Cvar_RegisterVariable (&cl_particles_explosions_sparks);
461 Cvar_RegisterVariable (&cl_particles_explosions_shell);
462 Cvar_RegisterVariable (&cl_particles_bulletimpacts);
463 Cvar_RegisterVariable (&cl_particles_rain);
464 Cvar_RegisterVariable (&cl_particles_snow);
465 Cvar_RegisterVariable (&cl_particles_smoke);
466 Cvar_RegisterVariable (&cl_particles_smoke_alpha);
467 Cvar_RegisterVariable (&cl_particles_smoke_alphafade);
468 Cvar_RegisterVariable (&cl_particles_sparks);
469 Cvar_RegisterVariable (&cl_particles_bubbles);
470 Cvar_RegisterVariable (&cl_particles_novis);
471 Cvar_RegisterVariable (&cl_decals);
472 Cvar_RegisterVariable (&cl_decals_time);
473 Cvar_RegisterVariable (&cl_decals_fadetime);
476 void CL_Particles_Shutdown (void)
480 // list of all 26 parameters:
481 // ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
482 // pcolor1,pcolor2 - minimum and maximum ranges of color, randomly interpolated to decide particle color
483 // ptex - any of the tex_ values such as tex_smoke[rand()&7] or tex_particle
484 // psize - size of particle (or thickness for PARTICLE_SPARK and PARTICLE_BEAM)
485 // palpha - opacity of particle as 0-255 (can be more than 255)
486 // palphafade - rate of fade per second (so 256 would mean a 256 alpha particle would fade to nothing in 1 second)
487 // ptime - how long the particle can live (note it is also removed if alpha drops to nothing)
488 // pgravity - how much effect gravity has on the particle (0-1)
489 // 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
490 // px,py,pz - starting origin of particle
491 // pvx,pvy,pvz - starting velocity of particle
492 // pfriction - how much the particle slows down per second (0-1 typically, can slowdown faster than 1)
493 // blendmode - one of the PBLEND_ values
494 // orientation - one of the PARTICLE_ values
495 static particle_t *CL_NewParticle(unsigned short ptypeindex, 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 pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation)
500 if (!cl_particles.integer)
502 for (;cl.free_particle < cl.max_particles && cl.particles[cl.free_particle].typeindex;cl.free_particle++);
503 if (cl.free_particle >= cl.max_particles)
506 lifetime = palpha / min(1, palphafade);
507 part = &cl.particles[cl.free_particle++];
508 if (cl.num_particles < cl.free_particle)
509 cl.num_particles = cl.free_particle;
510 memset(part, 0, sizeof(*part));
511 part->typeindex = ptypeindex;
512 part->blendmode = blendmode;
513 part->orientation = orientation;
514 l2 = (int)lhrandom(0.5, 256.5);
516 part->color[0] = ((((pcolor1 >> 16) & 0xFF) * l1 + ((pcolor2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
517 part->color[1] = ((((pcolor1 >> 8) & 0xFF) * l1 + ((pcolor2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
518 part->color[2] = ((((pcolor1 >> 0) & 0xFF) * l1 + ((pcolor2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
521 part->sizeincrease = psizeincrease;
522 part->alpha = palpha;
523 part->alphafade = palphafade;
524 part->gravity = pgravity;
525 part->bounce = pbounce;
526 part->stretch = stretch;
528 part->org[0] = px + originjitter * v[0];
529 part->org[1] = py + originjitter * v[1];
530 part->org[2] = pz + originjitter * v[2];
531 part->vel[0] = pvx + velocityjitter * v[0];
532 part->vel[1] = pvy + velocityjitter * v[1];
533 part->vel[2] = pvz + velocityjitter * v[2];
535 part->airfriction = pairfriction;
536 part->liquidfriction = pliquidfriction;
537 part->die = cl.time + lifetime;
538 part->delayedcollisions = 0;
539 part->qualityreduction = pqualityreduction;
540 // if it is rain or snow, trace ahead and shut off collisions until an actual collision event needs to occur to improve performance
541 if (part->typeindex == pt_rain)
545 float lifetime = part->die - cl.time;
548 // turn raindrop into simple spark and create delayedspawn splash effect
549 part->typeindex = pt_spark;
551 VectorMA(part->org, lifetime, part->vel, endvec);
552 trace = CL_Move(part->org, vec3_origin, vec3_origin, endvec, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK, true, false, NULL, false);
553 part->die = cl.time + lifetime * trace.fraction;
554 part2 = CL_NewParticle(pt_raindecal, pcolor1, pcolor2, tex_rainsplash, part->size, part->size * 20, part->alpha, part->alpha / 0.4, 0, 0, trace.endpos[0] + trace.plane.normal[0], trace.endpos[1] + trace.plane.normal[1], trace.endpos[2] + trace.plane.normal[2], trace.plane.normal[0], trace.plane.normal[1], trace.plane.normal[2], 0, 0, 0, 0, pqualityreduction, 0, 1, PBLEND_ADD, PARTICLE_ORIENTED_DOUBLESIDED);
557 part2->delayedspawn = part->die;
558 part2->die += part->die - cl.time;
559 for (i = rand() & 7;i < 10;i++)
561 part2 = CL_NewParticle(pt_spark, pcolor1, pcolor2, tex_particle, 0.25f, 0, part->alpha * 2, part->alpha * 4, 1, 0, trace.endpos[0] + trace.plane.normal[0], trace.endpos[1] + trace.plane.normal[1], trace.endpos[2] + trace.plane.normal[2], trace.plane.normal[0] * 16, trace.plane.normal[1] * 16, trace.plane.normal[2] * 16 + cl.movevars_gravity * 0.04, 0, 0, 0, 32, pqualityreduction, 0, 1, PBLEND_ADD, PARTICLE_SPARK);
564 part2->delayedspawn = part->die;
565 part2->die += part->die - cl.time;
570 else if (part->bounce != 0 && part->gravity == 0 && part->typeindex != pt_snow)
572 float lifetime = part->alpha / (part->alphafade ? part->alphafade : 1);
575 VectorMA(part->org, lifetime, part->vel, endvec);
576 trace = CL_Move(part->org, vec3_origin, vec3_origin, endvec, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY, true, false, NULL, false);
577 part->delayedcollisions = cl.time + lifetime * trace.fraction - 0.1;
582 void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha)
586 if (!cl_decals.integer)
588 for (;cl.free_decal < cl.max_decals && cl.decals[cl.free_decal].typeindex;cl.free_decal++);
589 if (cl.free_decal >= cl.max_decals)
591 decal = &cl.decals[cl.free_decal++];
592 if (cl.num_decals < cl.free_decal)
593 cl.num_decals = cl.free_decal;
594 memset(decal, 0, sizeof(*decal));
595 decal->typeindex = pt_decal;
596 decal->texnum = texnum;
597 VectorAdd(org, normal, decal->org);
598 VectorCopy(normal, decal->normal);
600 decal->alpha = alpha;
601 decal->time2 = cl.time;
602 l2 = (int)lhrandom(0.5, 256.5);
604 decal->color[0] = ((((color1 >> 16) & 0xFF) * l1 + ((color2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
605 decal->color[1] = ((((color1 >> 8) & 0xFF) * l1 + ((color2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
606 decal->color[2] = ((((color1 >> 0) & 0xFF) * l1 + ((color2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
607 decal->owner = hitent;
610 // these relative things are only used to regenerate p->org and p->vel if decal->owner is not world (0)
611 decal->ownermodel = cl.entities[decal->owner].render.model;
612 Matrix4x4_Transform(&cl.entities[decal->owner].render.inversematrix, org, decal->relativeorigin);
613 Matrix4x4_Transform3x3(&cl.entities[decal->owner].render.inversematrix, normal, decal->relativenormal);
617 void CL_SpawnDecalParticleForPoint(const vec3_t org, float maxdist, float size, float alpha, int texnum, int color1, int color2)
620 float bestfrac, bestorg[3], bestnormal[3];
622 int besthitent = 0, hitent;
625 for (i = 0;i < 32;i++)
628 VectorMA(org, maxdist, org2, org2);
629 trace = CL_Move(org, vec3_origin, vec3_origin, org2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, &hitent, false);
630 // take the closest trace result that doesn't end up hitting a NOMARKS
631 // surface (sky for example)
632 if (bestfrac > trace.fraction && !(trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS))
634 bestfrac = trace.fraction;
636 VectorCopy(trace.endpos, bestorg);
637 VectorCopy(trace.plane.normal, bestnormal);
641 CL_SpawnDecalParticleForSurface(besthitent, bestorg, bestnormal, color1, color2, texnum, size, alpha);
644 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount);
645 static void CL_Smoke(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float smokecount);
646 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, qboolean spawndlight, qboolean spawnparticles)
649 matrix4x4_t tempmatrix;
650 VectorLerp(originmins, 0.5, originmaxs, center);
651 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
652 if (effectnameindex == EFFECT_SVC_PARTICLE)
654 if (cl_particles.integer)
656 // bloodhack checks if this effect's color matches regular or lightning blood and if so spawns a blood effect instead
658 CL_ParticleExplosion(center);
659 else if (cl_particles_blood_bloodhack.integer && !cl_particles_quake.integer && (palettecolor == 73 || palettecolor == 225))
660 CL_ParticleEffect(EFFECT_TE_BLOOD, count / 2.0f, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
663 count *= cl_particles_quality.value;
664 for (;count > 0;count--)
666 int k = particlepalette[(palettecolor & ~7) + (rand()&7)];
667 CL_NewParticle(pt_alphastatic, k, k, tex_particle, 1.5, 0, 255, 0, 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, 0, 8, 0, true, lhrandom(0.1, 0.5), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
672 else if (effectnameindex == EFFECT_TE_WIZSPIKE)
673 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 30*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 20);
674 else if (effectnameindex == EFFECT_TE_KNIGHTSPIKE)
675 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 226);
676 else if (effectnameindex == EFFECT_TE_SPIKE)
678 if (cl_particles_bulletimpacts.integer)
680 if (cl_particles_quake.integer)
682 if (cl_particles_smoke.integer)
683 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
687 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
688 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count);
689 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
693 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
694 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
696 else if (effectnameindex == EFFECT_TE_SPIKEQUAD)
698 if (cl_particles_bulletimpacts.integer)
700 if (cl_particles_quake.integer)
702 if (cl_particles_smoke.integer)
703 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
707 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
708 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count);
709 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
713 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
714 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
715 CL_AllocLightFlash(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);
717 else if (effectnameindex == EFFECT_TE_SUPERSPIKE)
719 if (cl_particles_bulletimpacts.integer)
721 if (cl_particles_quake.integer)
723 if (cl_particles_smoke.integer)
724 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
728 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 8*count);
729 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count);
730 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
734 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
735 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
737 else if (effectnameindex == EFFECT_TE_SUPERSPIKEQUAD)
739 if (cl_particles_bulletimpacts.integer)
741 if (cl_particles_quake.integer)
743 if (cl_particles_smoke.integer)
744 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
748 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 8*count);
749 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count);
750 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
754 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
755 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
756 CL_AllocLightFlash(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);
758 else if (effectnameindex == EFFECT_TE_BLOOD)
760 if (!cl_particles_blood.integer)
762 if (cl_particles_quake.integer)
763 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 2*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 73);
766 static double bloodaccumulator = 0;
767 //CL_NewParticle(pt_alphastatic, 0x4f0000,0x7f0000, tex_particle, 2.5, 0, 256, 256, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 1, 4, 0, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
768 bloodaccumulator += count * 0.333 * cl_particles_quality.value;
769 for (;bloodaccumulator > 0;bloodaccumulator--)
770 CL_NewParticle(pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, cl_particles_blood_alpha.value * 768, cl_particles_blood_alpha.value * 384, 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, 4, 0, 64, true, 0, 1, PBLEND_INVMOD, PARTICLE_BILLBOARD);
773 else if (effectnameindex == EFFECT_TE_SPARK)
774 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, count);
775 else if (effectnameindex == EFFECT_TE_PLASMABURN)
777 // plasma scorch mark
778 R_Stain(center, 40, 40, 40, 40, 64, 88, 88, 88, 64);
779 CL_SpawnDecalParticleForPoint(center, 6, 6, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
780 CL_AllocLightFlash(NULL, &tempmatrix, 200, 1, 1, 1, 1000, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
782 else if (effectnameindex == EFFECT_TE_GUNSHOT)
784 if (cl_particles_bulletimpacts.integer)
786 if (cl_particles_quake.integer)
787 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
790 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
791 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 20*count);
792 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
796 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
797 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
799 else if (effectnameindex == EFFECT_TE_GUNSHOTQUAD)
801 if (cl_particles_bulletimpacts.integer)
803 if (cl_particles_quake.integer)
804 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
807 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
808 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 20*count);
809 CL_NewParticle(pt_static, 0x808080,0x808080, tex_particle, 3, 0, 256, 512, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
813 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
814 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
815 CL_AllocLightFlash(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);
817 else if (effectnameindex == EFFECT_TE_EXPLOSION)
819 CL_ParticleExplosion(center);
820 CL_AllocLightFlash(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);
822 else if (effectnameindex == EFFECT_TE_EXPLOSIONQUAD)
824 CL_ParticleExplosion(center);
825 CL_AllocLightFlash(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);
827 else if (effectnameindex == EFFECT_TE_TAREXPLOSION)
829 if (cl_particles_quake.integer)
832 for (i = 0;i < 1024 * cl_particles_quality.value;i++)
835 CL_NewParticle(pt_alphastatic, particlepalette[66], particlepalette[71], tex_particle, 1.5f, 0, 255, 0, 0, 0, center[0], center[1], center[2], 0, 0, 0, -4, -4, 16, 256, true, (rand() & 1) ? 1.4 : 1.0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
837 CL_NewParticle(pt_alphastatic, particlepalette[150], particlepalette[155], tex_particle, 1.5f, 0, 255, 0, 0, 0, center[0], center[1], center[2], 0, 0, lhrandom(-256, 256), 0, 0, 16, 0, true, (rand() & 1) ? 1.4 : 1.0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
841 CL_ParticleExplosion(center);
842 CL_AllocLightFlash(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);
844 else if (effectnameindex == EFFECT_TE_SMALLFLASH)
845 CL_AllocLightFlash(NULL, &tempmatrix, 200, 2, 2, 2, 1000, 0.2, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
846 else if (effectnameindex == EFFECT_TE_FLAMEJET)
848 count *= cl_particles_quality.value;
850 CL_NewParticle(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, 4, 0, 128, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
852 else if (effectnameindex == EFFECT_TE_LAVASPLASH)
854 float i, j, inc, vel;
857 inc = 8 / cl_particles_quality.value;
858 for (i = -128;i < 128;i += inc)
860 for (j = -128;j < 128;j += inc)
862 dir[0] = j + lhrandom(0, inc);
863 dir[1] = i + lhrandom(0, inc);
865 org[0] = center[0] + dir[0];
866 org[1] = center[1] + dir[1];
867 org[2] = center[2] + lhrandom(0, 64);
868 vel = lhrandom(50, 120) / VectorLength(dir); // normalize and scale
869 CL_NewParticle(pt_alphastatic, particlepalette[224], particlepalette[231], tex_particle, 1.5f, 0, 255, 0, 0.05, 0, org[0], org[1], org[2], dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0, 0, true, lhrandom(2, 2.62), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
873 else if (effectnameindex == EFFECT_TE_TELEPORT)
875 float i, j, k, inc, vel;
878 if (cl_particles_quake.integer)
879 inc = 4 / cl_particles_quality.value;
881 inc = 8 / cl_particles_quality.value;
882 for (i = -16;i < 16;i += inc)
884 for (j = -16;j < 16;j += inc)
886 for (k = -24;k < 32;k += inc)
888 VectorSet(dir, i*8, j*8, k*8);
889 VectorNormalize(dir);
890 vel = lhrandom(50, 113);
891 if (cl_particles_quake.integer)
892 CL_NewParticle(pt_alphastatic, particlepalette[7], particlepalette[14], tex_particle, 1.5f, 0, 255, 0, 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, 0, true, lhrandom(0.2, 0.34), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
894 CL_NewParticle(pt_alphastatic, particlepalette[7], particlepalette[14], tex_particle, 1.5f, 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, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
898 if (!cl_particles_quake.integer)
899 CL_NewParticle(pt_static, 0xffffff, 0xffffff, tex_particle, 30, 0, 256, 512, 0, 0, center[0], center[1], center[2], 0, 0, 0, 0, 0, 0, 0, false, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
900 CL_AllocLightFlash(NULL, &tempmatrix, 200, 2.0f, 2.0f, 2.0f, 400, 99.0f, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
902 else if (effectnameindex == EFFECT_TE_TEI_G3)
903 CL_NewParticle(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, 0, false, 0, 1, PBLEND_ADD, PARTICLE_BEAM);
904 else if (effectnameindex == EFFECT_TE_TEI_SMOKE)
906 if (cl_particles_smoke.integer)
908 count *= 0.25f * cl_particles_quality.value;
910 CL_NewParticle(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, 0, 1.5f, 6.0f, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
913 else if (effectnameindex == EFFECT_TE_TEI_BIGEXPLOSION)
915 CL_ParticleExplosion(center);
916 CL_AllocLightFlash(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);
918 else if (effectnameindex == EFFECT_TE_TEI_PLASMAHIT)
921 R_Stain(center, 40, 40, 40, 40, 64, 88, 88, 88, 64);
922 CL_SpawnDecalParticleForPoint(center, 6, 8, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
923 if (cl_particles_smoke.integer)
924 for (f = 0;f < count;f += 4.0f / cl_particles_quality.value)
925 CL_NewParticle(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, 0, 20, 155, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
926 if (cl_particles_sparks.integer)
927 for (f = 0;f < count;f += 1.0f / cl_particles_quality.value)
928 CL_NewParticle(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, 0, 465, true, 0, 1, PBLEND_ADD, PARTICLE_SPARK);
929 CL_AllocLightFlash(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);
931 else if (effectnameindex == EFFECT_EF_FLAME)
933 count *= 300 * cl_particles_quality.value;
935 CL_NewParticle(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, 4, 16, 128, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
936 CL_AllocLightFlash(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);
938 else if (effectnameindex == EFFECT_EF_STARDUST)
940 count *= 200 * cl_particles_quality.value;
942 CL_NewParticle(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, 0.8, 16, 128, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
943 CL_AllocLightFlash(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);
945 else if (!strncmp(particleeffectname[effectnameindex], "TR_", 3))
949 int smoke, blood, bubbles, r, color;
951 if (spawndlight && r_refdef.scene.numlights < MAX_DLIGHTS)
954 Vector4Set(light, 0, 0, 0, 0);
956 if (effectnameindex == EFFECT_TR_ROCKET)
957 Vector4Set(light, 3.0f, 1.5f, 0.5f, 200);
958 else if (effectnameindex == EFFECT_TR_VORESPIKE)
960 if (gamemode == GAME_PRYDON && !cl_particles_quake.integer)
961 Vector4Set(light, 0.3f, 0.6f, 1.2f, 100);
963 Vector4Set(light, 1.2f, 0.5f, 1.0f, 200);
965 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
966 Vector4Set(light, 0.75f, 1.5f, 3.0f, 200);
970 matrix4x4_t tempmatrix;
971 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, originmaxs[0], originmaxs[1], originmaxs[2], 0, 0, 0, light[3]);
972 r_refdef.scene.templights[r_refdef.scene.numlights].corona_currentalpha = -1;
973 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, light, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
974 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
981 if (originmaxs[0] == originmins[0] && originmaxs[1] == originmins[1] && originmaxs[2] == originmins[2])
984 VectorSubtract(originmaxs, originmins, dir);
985 len = VectorNormalizeLength(dir);
988 dec = -ent->persistent.trail_time;
989 ent->persistent.trail_time += len;
990 if (ent->persistent.trail_time < 0.01f)
993 // if we skip out, leave it reset
994 ent->persistent.trail_time = 0.0f;
999 // advance into this frame to reach the first puff location
1000 VectorMA(originmins, dec, dir, pos);
1003 smoke = cl_particles.integer && cl_particles_smoke.integer;
1004 blood = cl_particles.integer && cl_particles_blood.integer;
1005 bubbles = cl_particles.integer && cl_particles_bubbles.integer && !cl_particles_quake.integer && (CL_PointSuperContents(pos) & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME));
1006 qd = 1.0f / cl_particles_quality.value;
1013 if (effectnameindex == EFFECT_TR_BLOOD)
1015 if (cl_particles_quake.integer)
1017 color = particlepalette[67 + (rand()&3)];
1018 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0.05, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 3, 0, true, 2, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1023 CL_NewParticle(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, 1, -1, pos[0], pos[1], pos[2], lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 4, 0, 64, true, 0, 1, PBLEND_INVMOD, PARTICLE_BILLBOARD);
1026 else if (effectnameindex == EFFECT_TR_SLIGHTBLOOD)
1028 if (cl_particles_quake.integer)
1031 color = particlepalette[67 + (rand()&3)];
1032 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0.05, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 3, 0, true, 2, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1037 CL_NewParticle(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, 1, -1, pos[0], pos[1], pos[2], lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 4, 0, 64, true, 0, 1, PBLEND_INVMOD, PARTICLE_BILLBOARD);
1043 if (effectnameindex == EFFECT_TR_ROCKET)
1045 if (cl_particles_quake.integer)
1048 color = particlepalette[ramp3[r]];
1049 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, -0.05, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 3, 0, true, 0.1372549*(6-r), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1053 CL_NewParticle(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, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1054 CL_NewParticle(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, 0, 20, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1057 else if (effectnameindex == EFFECT_TR_GRENADE)
1059 if (cl_particles_quake.integer)
1062 color = particlepalette[ramp3[r]];
1063 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, -0.05, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 3, 0, true, 0.1372549*(6-r), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1067 CL_NewParticle(pt_smoke, 0x303030, 0x606060, tex_smoke[rand()&7], 3, 0, cl_particles_smoke_alpha.value*50, cl_particles_smoke_alphafade.value*75, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1070 else if (effectnameindex == EFFECT_TR_WIZSPIKE)
1072 if (cl_particles_quake.integer)
1075 color = particlepalette[52 + (rand()&7)];
1076 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, pos[0], pos[1], pos[2], 30*dir[1], 30*-dir[0], 0, 0, 0, 0, 0, true, 0.5, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1077 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, pos[0], pos[1], pos[2], 30*-dir[1], 30*dir[0], 0, 0, 0, 0, 0, true, 0.5, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1079 else if (gamemode == GAME_GOODVSBAD2)
1082 CL_NewParticle(pt_static, 0x00002E, 0x000030, tex_particle, 6, 0, 128, 384, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1086 color = particlepalette[20 + (rand()&7)];
1087 CL_NewParticle(pt_static, color, color, tex_particle, 2, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1090 else if (effectnameindex == EFFECT_TR_KNIGHTSPIKE)
1092 if (cl_particles_quake.integer)
1095 color = particlepalette[230 + (rand()&7)];
1096 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, pos[0], pos[1], pos[2], 30*dir[1], 30*-dir[0], 0, 0, 0, 0, 0, true, 0.5, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1097 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, pos[0], pos[1], pos[2], 30*-dir[1], 30*dir[0], 0, 0, 0, 0, 0, true, 0.5, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1101 color = particlepalette[226 + (rand()&7)];
1102 CL_NewParticle(pt_static, color, color, tex_particle, 2, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1105 else if (effectnameindex == EFFECT_TR_VORESPIKE)
1107 if (cl_particles_quake.integer)
1109 color = particlepalette[152 + (rand()&3)];
1110 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 8, 0, true, 0.3, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1112 else if (gamemode == GAME_GOODVSBAD2)
1115 CL_NewParticle(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, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1117 else if (gamemode == GAME_PRYDON)
1120 CL_NewParticle(pt_static, 0x103040, 0x204050, tex_particle, 6, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1123 CL_NewParticle(pt_static, 0x502030, 0x502030, tex_particle, 3, 0, 64, 192, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1125 else if (effectnameindex == EFFECT_TR_NEHAHRASMOKE)
1128 CL_NewParticle(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, 0, 4, false, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1130 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
1133 CL_NewParticle(pt_static, 0x283880, 0x283880, tex_particle, 4, 0, 255, 1024, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 16, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1135 else if (effectnameindex == EFFECT_TR_GLOWTRAIL)
1136 CL_NewParticle(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, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1140 if (effectnameindex == EFFECT_TR_ROCKET)
1141 CL_NewParticle(pt_bubble, 0x404040, 0x808080, tex_bubble, 2, 0, lhrandom(128, 512), 512, -0.25, 1.5, pos[0], pos[1], pos[2], 0, 0, 0, 0.0625, 0.25, 0, 16, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1142 else if (effectnameindex == EFFECT_TR_GRENADE)
1143 CL_NewParticle(pt_bubble, 0x404040, 0x808080, tex_bubble, 2, 0, lhrandom(128, 512), 512, -0.25, 1.5, pos[0], pos[1], pos[2], 0, 0, 0, 0.0625, 0.25, 0, 16, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1145 // advance to next time and position
1148 VectorMA (pos, dec, dir, pos);
1151 ent->persistent.trail_time = len;
1153 else if (developer.integer >= 1)
1154 Con_Printf("CL_ParticleEffect_Fallback: no fallback found for effect %s\n", particleeffectname[effectnameindex]);
1157 // this is also called on point effects with spawndlight = true and
1158 // spawnparticles = true
1159 // it is called CL_ParticleTrail because most code does not want to supply
1160 // these parameters, only trail handling does
1161 void CL_ParticleTrail(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, qboolean spawndlight, qboolean spawnparticles)
1164 qboolean found = false;
1165 if (effectnameindex < 1 || effectnameindex >= MAX_PARTICLEEFFECTNAME || !particleeffectname[effectnameindex][0])
1167 Con_DPrintf("Unknown effect number %i received from server\n", effectnameindex);
1168 return; // no such effect
1170 VectorLerp(originmins, 0.5, originmaxs, center);
1171 if (!cl_particles_quake.integer && particleeffectinfo[0].effectnameindex)
1173 int effectinfoindex;
1176 particleeffectinfo_t *info;
1178 vec3_t centervelocity;
1184 qboolean underwater;
1185 // note this runs multiple effects with the same name, each one spawns only one kind of particle, so some effects need more than one
1186 VectorLerp(originmins, 0.5, originmaxs, center);
1187 VectorLerp(velocitymins, 0.5, velocitymaxs, centervelocity);
1188 supercontents = CL_PointSuperContents(center);
1189 underwater = (supercontents & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)) != 0;
1190 VectorSubtract(originmaxs, originmins, traildir);
1191 traillen = VectorLength(traildir);
1192 VectorNormalize(traildir);
1193 for (effectinfoindex = 0, info = particleeffectinfo;effectinfoindex < MAX_PARTICLEEFFECTINFO && info->effectnameindex;effectinfoindex++, info++)
1195 if (info->effectnameindex == effectnameindex)
1198 if ((info->flags & PARTICLEEFFECT_UNDERWATER) && !underwater)
1200 if ((info->flags & PARTICLEEFFECT_NOTUNDERWATER) && underwater)
1203 // spawn a dlight if requested
1204 if (info->lightradiusstart > 0 && spawndlight)
1206 matrix4x4_t tempmatrix;
1207 if (info->trailspacing > 0)
1208 Matrix4x4_CreateTranslate(&tempmatrix, originmaxs[0], originmaxs[1], originmaxs[2]);
1210 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
1211 if (info->lighttime > 0 && info->lightradiusfade > 0)
1213 // light flash (explosion, etc)
1214 // called when effect starts
1215 CL_AllocLightFlash(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);
1220 // called by CL_LinkNetworkEntity
1221 Matrix4x4_Scale(&tempmatrix, info->lightradiusstart, 1);
1222 r_refdef.scene.templights[r_refdef.scene.numlights].corona_currentalpha = -1;
1223 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, info->lightcolor, -1, info->lightcubemapnum > 0 ? va("cubemaps/%i", info->lightcubemapnum) : NULL, info->lightshadow, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1224 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
1228 if (!spawnparticles)
1233 if (info->tex[1] > info->tex[0])
1235 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1236 tex = min(tex, info->tex[1] - 1);
1238 if (info->particletype == pt_decal)
1239 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]);
1240 else if (info->orientation == PARTICLE_BEAM)
1241 CL_NewParticle(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, 0, false, lhrandom(info->time[0], info->time[1]), info->stretchfactor, info->blendmode, info->orientation);
1244 if (!cl_particles.integer)
1246 switch (info->particletype)
1248 case pt_smoke: if (!cl_particles_smoke.integer) continue;break;
1249 case pt_spark: if (!cl_particles_sparks.integer) continue;break;
1250 case pt_bubble: if (!cl_particles_bubbles.integer) continue;break;
1251 case pt_blood: if (!cl_particles_blood.integer) continue;break;
1252 case pt_rain: if (!cl_particles_rain.integer) continue;break;
1253 case pt_snow: if (!cl_particles_snow.integer) continue;break;
1256 VectorCopy(originmins, trailpos);
1257 if (info->trailspacing > 0)
1259 info->particleaccumulator += traillen / info->trailspacing * cl_particles_quality.value;
1260 trailstep = info->trailspacing / cl_particles_quality.value;
1264 info->particleaccumulator += info->countabsolute + pcount * info->countmultiplier * cl_particles_quality.value;
1267 info->particleaccumulator = bound(0, info->particleaccumulator, 16384);
1268 for (;info->particleaccumulator >= 1;info->particleaccumulator--)
1270 if (info->tex[1] > info->tex[0])
1272 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1273 tex = min(tex, info->tex[1] - 1);
1277 trailpos[0] = lhrandom(originmins[0], originmaxs[0]);
1278 trailpos[1] = lhrandom(originmins[1], originmaxs[1]);
1279 trailpos[2] = lhrandom(originmins[2], originmaxs[2]);
1282 CL_NewParticle(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, info->liquidfriction, 0, 0, info->countabsolute <= 0, lhrandom(info->time[0], info->time[1]), info->stretchfactor, info->blendmode, info->orientation);
1284 VectorMA(trailpos, trailstep, traildir, trailpos);
1291 CL_ParticleEffect_Fallback(effectnameindex, pcount, originmins, originmaxs, velocitymins, velocitymaxs, ent, palettecolor, spawndlight, spawnparticles);
1294 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)
1296 CL_ParticleTrail(effectnameindex, pcount, originmins, originmaxs, velocitymins, velocitymaxs, ent, palettecolor, true, true);
1304 void CL_EntityParticles (const entity_t *ent)
1307 float pitch, yaw, dist = 64, beamlength = 16, org[3], v[3];
1308 static vec3_t avelocities[NUMVERTEXNORMALS];
1309 if (!cl_particles.integer) return;
1310 if (cl.time <= cl.oldtime) return; // don't spawn new entity particles while paused
1312 Matrix4x4_OriginFromMatrix(&ent->render.matrix, org);
1314 if (!avelocities[0][0])
1315 for (i = 0;i < NUMVERTEXNORMALS * 3;i++)
1316 avelocities[0][i] = lhrandom(0, 2.55);
1318 for (i = 0;i < NUMVERTEXNORMALS;i++)
1320 yaw = cl.time * avelocities[i][0];
1321 pitch = cl.time * avelocities[i][1];
1322 v[0] = org[0] + m_bytenormals[i][0] * dist + (cos(pitch)*cos(yaw)) * beamlength;
1323 v[1] = org[1] + m_bytenormals[i][1] * dist + (cos(pitch)*sin(yaw)) * beamlength;
1324 v[2] = org[2] + m_bytenormals[i][2] * dist + (-sin(pitch)) * beamlength;
1325 CL_NewParticle(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, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1330 void CL_ReadPointFile_f (void)
1332 vec3_t org, leakorg;
1334 char *pointfile = NULL, *pointfilepos, *t, tchar;
1335 char name[MAX_OSPATH];
1340 FS_StripExtension (cl.worldmodel->name, name, sizeof (name));
1341 strlcat (name, ".pts", sizeof (name));
1342 pointfile = (char *)FS_LoadFile(name, tempmempool, true, NULL);
1345 Con_Printf("Could not open %s\n", name);
1349 Con_Printf("Reading %s...\n", name);
1350 VectorClear(leakorg);
1353 pointfilepos = pointfile;
1354 while (*pointfilepos)
1356 while (*pointfilepos == '\n' || *pointfilepos == '\r')
1361 while (*t && *t != '\n' && *t != '\r')
1365 #if _MSC_VER >= 1400
1366 #define sscanf sscanf_s
1368 r = sscanf (pointfilepos,"%f %f %f", &org[0], &org[1], &org[2]);
1374 VectorCopy(org, leakorg);
1377 if (cl.num_particles < cl.max_particles - 3)
1380 CL_NewParticle(pt_alphastatic, 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, 0, true, 1<<30, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1383 Mem_Free(pointfile);
1384 VectorCopy(leakorg, org);
1385 Con_Printf("%i points read (%i particles spawned)\nLeak at %f %f %f\n", c, s, org[0], org[1], org[2]);
1387 CL_NewParticle(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, 0, false, 1<<30, 1, PBLEND_ADD, PARTICLE_BEAM);
1388 CL_NewParticle(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, 0, false, 1<<30, 1, PBLEND_ADD, PARTICLE_BEAM);
1389 CL_NewParticle(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, 0, false, 1<<30, 1, PBLEND_ADD, PARTICLE_BEAM);
1394 CL_ParseParticleEffect
1396 Parse an effect out of the server message
1399 void CL_ParseParticleEffect (void)
1402 int i, count, msgcount, color;
1404 MSG_ReadVector(org, cls.protocol);
1405 for (i=0 ; i<3 ; i++)
1406 dir[i] = MSG_ReadChar () * (1.0 / 16.0);
1407 msgcount = MSG_ReadByte ();
1408 color = MSG_ReadByte ();
1410 if (msgcount == 255)
1415 CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
1420 CL_ParticleExplosion
1424 void CL_ParticleExplosion (const vec3_t org)
1430 R_Stain(org, 96, 40, 40, 40, 64, 88, 88, 88, 64);
1431 CL_SpawnDecalParticleForPoint(org, 40, 48, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1433 if (cl_particles_quake.integer)
1435 for (i = 0;i < 1024;i++)
1441 color = particlepalette[ramp1[r]];
1442 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, org[0], org[1], org[2], 0, 0, 0, -4, -4, 16, 256, true, 0.1006 * (8 - r), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1446 color = particlepalette[ramp2[r]];
1447 CL_NewParticle(pt_alphastatic, color, color, tex_particle, 1.5f, 0, 255, 0, 0, 0, org[0], org[1], org[2], 0, 0, 0, 1, 1, 16, 256, true, 0.0669 * (8 - r), 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1453 i = CL_PointSuperContents(org);
1454 if (i & (SUPERCONTENTS_SLIME | SUPERCONTENTS_WATER))
1456 if (cl_particles.integer && cl_particles_bubbles.integer)
1457 for (i = 0;i < 128 * cl_particles_quality.value;i++)
1458 CL_NewParticle(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, 0.0625, 0.25, 16, 96, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1462 if (cl_particles.integer && cl_particles_sparks.integer && cl_particles_explosions_sparks.integer)
1464 for (i = 0;i < 512 * cl_particles_quality.value;i++)
1468 for (k = 0;k < 16;k++)
1471 VectorMA(org, 128, v2, v);
1472 trace = CL_Move(org, vec3_origin, vec3_origin, v, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
1473 if (trace.fraction >= 0.1)
1476 VectorSubtract(trace.endpos, org, v2);
1477 VectorScale(v2, 2.0f, v2);
1478 CL_NewParticle(pt_spark, 0x903010, 0xFFD030, tex_particle, 1.0f, 0, lhrandom(0, 255), 512, 0, 0, org[0], org[1], org[2], v2[0], v2[1], v2[2], 0, 0, 0, 0, true, 0, 1, PBLEND_ADD, PARTICLE_SPARK);
1484 if (cl_particles_explosions_shell.integer)
1485 R_NewExplosion(org);
1490 CL_ParticleExplosion2
1494 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength)
1497 if (!cl_particles.integer) return;
1499 for (i = 0;i < 512 * cl_particles_quality.value;i++)
1501 k = particlepalette[colorStart + (i % colorLength)];
1502 if (cl_particles_quake.integer)
1503 CL_NewParticle(pt_alphastatic, k, k, tex_particle, 1, 0, 255, 0, 0, 0, org[0], org[1], org[2], 0, 0, 0, -4, -4, 16, 256, true, 0.3, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1505 CL_NewParticle(pt_alphastatic, 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), lhrandom(1.5, 3), 8, 192, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1509 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount)
1511 if (cl_particles_sparks.integer)
1513 sparkcount *= cl_particles_quality.value;
1514 while(sparkcount-- > 0)
1515 CL_NewParticle(pt_spark, particlepalette[0x68], particlepalette[0x6f], tex_particle, 0.5f, 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]) + cl.movevars_gravity * 0.1f, 0, 0, 0, 64, true, 0, 1, PBLEND_ADD, PARTICLE_SPARK);
1519 static void CL_Smoke(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float smokecount)
1521 if (cl_particles_smoke.integer)
1523 smokecount *= cl_particles_quality.value;
1524 while(smokecount-- > 0)
1525 CL_NewParticle(pt_smoke, 0x101010, 0x101010, tex_smoke[rand()&7], 2, 2, 255, 256, 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, 0, smokecount > 0 ? 16 : 0, true, 0, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1529 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)
1532 if (!cl_particles.integer) return;
1534 count = (int)(count * cl_particles_quality.value);
1537 k = particlepalette[colorbase + (rand()&3)];
1538 CL_NewParticle(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, 0, randomvel, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
1542 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type)
1545 float minz, maxz, lifetime = 30;
1546 if (!cl_particles.integer) return;
1547 if (dir[2] < 0) // falling
1549 minz = maxs[2] + dir[2] * 0.1;
1552 lifetime = (maxz - cl.worldmodel->normalmins[2]) / max(1, -dir[2]);
1557 maxz = maxs[2] + dir[2] * 0.1;
1559 lifetime = (cl.worldmodel->normalmaxs[2] - minz) / max(1, dir[2]);
1562 count = (int)(count * cl_particles_quality.value);
1567 if (!cl_particles_rain.integer) break;
1568 count *= 4; // ick, this should be in the mod or maps?
1572 k = particlepalette[colorbase + (rand()&3)];
1573 if (gamemode == GAME_GOODVSBAD2)
1574 CL_NewParticle(pt_rain, k, k, tex_particle, 20, 0, lhrandom(32, 64), 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, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_SPARK);
1576 CL_NewParticle(pt_rain, k, k, tex_particle, 0.5, 0, lhrandom(32, 64), 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, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_SPARK);
1580 if (!cl_particles_snow.integer) break;
1583 k = particlepalette[colorbase + (rand()&3)];
1584 if (gamemode == GAME_GOODVSBAD2)
1585 CL_NewParticle(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, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1587 CL_NewParticle(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, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_BILLBOARD);
1591 Con_Printf ("CL_ParticleRain: unknown type %i (0 = rain, 1 = snow)\n", type);
1595 #define MAX_PARTICLETEXTURES 64
1596 // particletexture_t is a rectangle in the particlefonttexture
1597 typedef struct particletexture_s
1599 rtexture_t *texture;
1600 float s1, t1, s2, t2;
1604 static rtexturepool_t *particletexturepool;
1605 static rtexture_t *particlefonttexture;
1606 static particletexture_t particletexture[MAX_PARTICLETEXTURES];
1608 static cvar_t r_drawparticles = {0, "r_drawparticles", "1", "enables drawing of particles"};
1609 static cvar_t r_drawparticles_drawdistance = {CVAR_SAVE, "r_drawparticles_drawdistance", "2000", "particles further than drawdistance*size will not be drawn"};
1610 static cvar_t r_drawdecals = {0, "r_drawdecals", "1", "enables drawing of decals"};
1611 static cvar_t r_drawdecals_drawdistance = {CVAR_SAVE, "r_drawdecals_drawdistance", "500", "decals further than drawdistance*size will not be drawn"};
1613 #define PARTICLETEXTURESIZE 64
1614 #define PARTICLEFONTSIZE (PARTICLETEXTURESIZE*8)
1616 static unsigned char shadebubble(float dx, float dy, vec3_t light)
1620 dz = 1 - (dx*dx+dy*dy);
1621 if (dz > 0) // it does hit the sphere
1625 normal[0] = dx;normal[1] = dy;normal[2] = dz;
1626 VectorNormalize(normal);
1627 dot = DotProduct(normal, light);
1628 if (dot > 0.5) // interior reflection
1629 f += ((dot * 2) - 1);
1630 else if (dot < -0.5) // exterior reflection
1631 f += ((dot * -2) - 1);
1633 normal[0] = dx;normal[1] = dy;normal[2] = -dz;
1634 VectorNormalize(normal);
1635 dot = DotProduct(normal, light);
1636 if (dot > 0.5) // interior reflection
1637 f += ((dot * 2) - 1);
1638 else if (dot < -0.5) // exterior reflection
1639 f += ((dot * -2) - 1);
1641 f += 16; // just to give it a haze so you can see the outline
1642 f = bound(0, f, 255);
1643 return (unsigned char) f;
1649 static void setuptex(int texnum, unsigned char *data, unsigned char *particletexturedata)
1651 int basex, basey, y;
1652 basex = ((texnum >> 0) & 7) * PARTICLETEXTURESIZE;
1653 basey = ((texnum >> 3) & 7) * PARTICLETEXTURESIZE;
1654 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1655 memcpy(particletexturedata + ((basey + y) * PARTICLEFONTSIZE + basex) * 4, data + y * PARTICLETEXTURESIZE * 4, PARTICLETEXTURESIZE * 4);
1658 void particletextureblotch(unsigned char *data, float radius, float red, float green, float blue, float alpha)
1661 float cx, cy, dx, dy, f, iradius;
1663 cx = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
1664 cy = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
1665 iradius = 1.0f / radius;
1666 alpha *= (1.0f / 255.0f);
1667 for (y = 0;y < PARTICLETEXTURESIZE;y++)
1669 for (x = 0;x < PARTICLETEXTURESIZE;x++)
1673 f = (1.0f - sqrt(dx * dx + dy * dy) * iradius) * alpha;
1678 d = data + (y * PARTICLETEXTURESIZE + x) * 4;
1679 d[0] += (int)(f * (blue - d[0]));
1680 d[1] += (int)(f * (green - d[1]));
1681 d[2] += (int)(f * (red - d[2]));
1687 void particletextureclamp(unsigned char *data, int minr, int ming, int minb, int maxr, int maxg, int maxb)
1690 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
1692 data[0] = bound(minb, data[0], maxb);
1693 data[1] = bound(ming, data[1], maxg);
1694 data[2] = bound(minr, data[2], maxr);
1698 void particletextureinvert(unsigned char *data)
1701 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
1703 data[0] = 255 - data[0];
1704 data[1] = 255 - data[1];
1705 data[2] = 255 - data[2];
1709 // Those loops are in a separate function to work around an optimization bug in Mac OS X's GCC
1710 static void R_InitBloodTextures (unsigned char *particletexturedata)
1713 unsigned char data[PARTICLETEXTURESIZE][PARTICLETEXTURESIZE][4];
1716 for (i = 0;i < 8;i++)
1718 memset(&data[0][0][0], 255, sizeof(data));
1719 for (k = 0;k < 24;k++)
1720 particletextureblotch(&data[0][0][0], PARTICLETEXTURESIZE/16, 96, 0, 0, 160);
1721 //particletextureclamp(&data[0][0][0], 32, 32, 32, 255, 255, 255);
1722 particletextureinvert(&data[0][0][0]);
1723 setuptex(tex_bloodparticle[i], &data[0][0][0], particletexturedata);
1727 for (i = 0;i < 8;i++)
1729 memset(&data[0][0][0], 255, sizeof(data));
1731 for (j = 1;j < 10;j++)
1732 for (k = min(j, m - 1);k < m;k++)
1733 particletextureblotch(&data[0][0][0], (float)j*PARTICLETEXTURESIZE/64.0f, 96, 0, 0, 320 - j * 8);
1734 //particletextureclamp(&data[0][0][0], 32, 32, 32, 255, 255, 255);
1735 particletextureinvert(&data[0][0][0]);
1736 setuptex(tex_blooddecal[i], &data[0][0][0], particletexturedata);
1741 //uncomment this to make engine save out particle font to a tga file when run
1742 //#define DUMPPARTICLEFONT
1744 static void R_InitParticleTexture (void)
1746 int x, y, d, i, k, m;
1750 // a note: decals need to modulate (multiply) the background color to
1751 // properly darken it (stain), and they need to be able to alpha fade,
1752 // this is a very difficult challenge because it means fading to white
1753 // (no change to background) rather than black (darkening everything
1754 // behind the whole decal polygon), and to accomplish this the texture is
1755 // inverted (dark red blood on white background becomes brilliant cyan
1756 // and white on black background) so we can alpha fade it to black, then
1757 // we invert it again during the blendfunc to make it work...
1759 #ifndef DUMPPARTICLEFONT
1760 particlefonttexture = loadtextureimage(particletexturepool, "particles/particlefont.tga", false, TEXF_ALPHA | TEXF_PRECACHE, true);
1761 if (!particlefonttexture)
1764 unsigned char *particletexturedata = (unsigned char *)Mem_Alloc(tempmempool, PARTICLEFONTSIZE*PARTICLEFONTSIZE*4);
1765 unsigned char data[PARTICLETEXTURESIZE][PARTICLETEXTURESIZE][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);
1883 #ifdef DUMPPARTICLEFONT
1884 Image_WriteTGABGRA ("particles/particlefont.tga", PARTICLEFONTSIZE, PARTICLEFONTSIZE, particletexturedata);
1887 particlefonttexture = R_LoadTexture2D(particletexturepool, "particlefont", PARTICLEFONTSIZE, PARTICLEFONTSIZE, particletexturedata, TEXTYPE_BGRA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
1889 Mem_Free(particletexturedata);
1891 for (i = 0;i < MAX_PARTICLETEXTURES;i++)
1893 int basex = ((i >> 0) & 7) * PARTICLETEXTURESIZE;
1894 int basey = ((i >> 3) & 7) * PARTICLETEXTURESIZE;
1895 particletexture[i].texture = particlefonttexture;
1896 particletexture[i].s1 = (basex + 1) / (float)PARTICLEFONTSIZE;
1897 particletexture[i].t1 = (basey + 1) / (float)PARTICLEFONTSIZE;
1898 particletexture[i].s2 = (basex + PARTICLETEXTURESIZE - 1) / (float)PARTICLEFONTSIZE;
1899 particletexture[i].t2 = (basey + PARTICLETEXTURESIZE - 1) / (float)PARTICLEFONTSIZE;
1902 #ifndef DUMPPARTICLEFONT
1903 particletexture[tex_beam].texture = loadtextureimage(particletexturepool, "particles/nexbeam.tga", false, TEXF_ALPHA | TEXF_PRECACHE, true);
1904 if (!particletexture[tex_beam].texture)
1907 unsigned char noise3[64][64], data2[64][16][4];
1909 fractalnoise(&noise3[0][0], 64, 4);
1911 for (y = 0;y < 64;y++)
1913 dy = (y - 0.5f*64) / (64*0.5f-1);
1914 for (x = 0;x < 16;x++)
1916 dx = (x - 0.5f*16) / (16*0.5f-2);
1917 d = (int)((1 - sqrt(fabs(dx))) * noise3[y][x]);
1918 data2[y][x][0] = data2[y][x][1] = data2[y][x][2] = (unsigned char) bound(0, d, 255);
1919 data2[y][x][3] = 255;
1923 #ifdef DUMPPARTICLEFONT
1924 Image_WriteTGABGRA ("particles/nexbeam.tga", 64, 64, &data2[0][0][0]);
1926 particletexture[tex_beam].texture = R_LoadTexture2D(particletexturepool, "nexbeam", 16, 64, &data2[0][0][0], TEXTYPE_BGRA, TEXF_PRECACHE, NULL);
1928 particletexture[tex_beam].s1 = 0;
1929 particletexture[tex_beam].t1 = 0;
1930 particletexture[tex_beam].s2 = 1;
1931 particletexture[tex_beam].t2 = 1;
1934 static void r_part_start(void)
1937 // generate particlepalette for convenience from the main one
1938 for (i = 0;i < 256;i++)
1939 particlepalette[i] = palette_rgb[i][0] * 65536 + palette_rgb[i][1] * 256 + palette_rgb[i][2];
1940 particletexturepool = R_AllocTexturePool();
1941 R_InitParticleTexture ();
1942 CL_Particles_LoadEffectInfo();
1945 static void r_part_shutdown(void)
1947 R_FreeTexturePool(&particletexturepool);
1950 static void r_part_newmap(void)
1952 CL_Particles_LoadEffectInfo();
1955 #define BATCHSIZE 256
1956 unsigned short particle_elements[BATCHSIZE*6];
1958 void R_Particles_Init (void)
1961 for (i = 0;i < BATCHSIZE;i++)
1963 particle_elements[i*6+0] = i*4+0;
1964 particle_elements[i*6+1] = i*4+1;
1965 particle_elements[i*6+2] = i*4+2;
1966 particle_elements[i*6+3] = i*4+0;
1967 particle_elements[i*6+4] = i*4+2;
1968 particle_elements[i*6+5] = i*4+3;
1971 Cvar_RegisterVariable(&r_drawparticles);
1972 Cvar_RegisterVariable(&r_drawparticles_drawdistance);
1973 Cvar_RegisterVariable(&r_drawdecals);
1974 Cvar_RegisterVariable(&r_drawdecals_drawdistance);
1975 R_RegisterModule("R_Particles", r_part_start, r_part_shutdown, r_part_newmap);
1978 void R_DrawDecal_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
1980 int surfacelistindex;
1982 float *v3f, *t2f, *c4f;
1983 particletexture_t *tex;
1984 float right[3], up[3], size, ca;
1985 float alphascale = (1.0f / 65536.0f) * cl_particles_alpha.value * r_refdef.view.colorscale;
1986 float particle_vertex3f[BATCHSIZE*12], particle_texcoord2f[BATCHSIZE*8], particle_color4f[BATCHSIZE*16];
1988 r_refdef.stats.decals += numsurfaces;
1989 R_Mesh_Matrix(&identitymatrix);
1990 R_Mesh_ResetTextureState();
1991 R_Mesh_VertexPointer(particle_vertex3f, 0, 0);
1992 R_Mesh_TexCoordPointer(0, 2, particle_texcoord2f, 0, 0);
1993 R_Mesh_ColorPointer(particle_color4f, 0, 0);
1994 R_SetupGenericShader(true);
1995 GL_DepthMask(false);
1996 GL_DepthRange(0, 1);
1997 GL_PolygonOffset(0, 0);
1999 GL_CullFace(GL_NONE);
2001 // generate all the vertices at once
2002 for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
2004 d = cl.decals + surfacelist[surfacelistindex];
2007 c4f = particle_color4f + 16*surfacelistindex;
2008 ca = d->alpha * alphascale;
2009 if (r_refdef.fogenabled)
2010 ca *= FogPoint_World(d->org);
2011 Vector4Set(c4f, d->color[0] * ca, d->color[1] * ca, d->color[2] * ca, 1);
2012 Vector4Copy(c4f, c4f + 4);
2013 Vector4Copy(c4f, c4f + 8);
2014 Vector4Copy(c4f, c4f + 12);
2016 // calculate vertex positions
2017 size = d->size * cl_particles_size.value;
2018 VectorVectors(d->normal, right, up);
2019 VectorScale(right, size, right);
2020 VectorScale(up, size, up);
2021 v3f = particle_vertex3f + 12*surfacelistindex;
2022 v3f[ 0] = d->org[0] - right[0] - up[0];
2023 v3f[ 1] = d->org[1] - right[1] - up[1];
2024 v3f[ 2] = d->org[2] - right[2] - up[2];
2025 v3f[ 3] = d->org[0] - right[0] + up[0];
2026 v3f[ 4] = d->org[1] - right[1] + up[1];
2027 v3f[ 5] = d->org[2] - right[2] + up[2];
2028 v3f[ 6] = d->org[0] + right[0] + up[0];
2029 v3f[ 7] = d->org[1] + right[1] + up[1];
2030 v3f[ 8] = d->org[2] + right[2] + up[2];
2031 v3f[ 9] = d->org[0] + right[0] - up[0];
2032 v3f[10] = d->org[1] + right[1] - up[1];
2033 v3f[11] = d->org[2] + right[2] - up[2];
2035 // calculate texcoords
2036 tex = &particletexture[d->texnum];
2037 t2f = particle_texcoord2f + 8*surfacelistindex;
2038 t2f[0] = tex->s1;t2f[1] = tex->t2;
2039 t2f[2] = tex->s1;t2f[3] = tex->t1;
2040 t2f[4] = tex->s2;t2f[5] = tex->t1;
2041 t2f[6] = tex->s2;t2f[7] = tex->t2;
2044 // now render the decals all at once
2045 // (this assumes they all use one particle font texture!)
2046 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
2047 R_Mesh_TexBind(0, R_GetTexture(particletexture[63].texture));
2048 GL_LockArrays(0, numsurfaces*4);
2049 R_Mesh_Draw(0, numsurfaces * 4, 0, numsurfaces * 2, NULL, particle_elements, 0, 0);
2050 GL_LockArrays(0, 0);
2053 void R_DrawDecals (void)
2061 frametime = bound(0, cl.time - cl.decals_updatetime, 1);
2062 cl.decals_updatetime = bound(cl.time - 1, cl.decals_updatetime + frametime, cl.time + 1);
2064 // LordHavoc: early out conditions
2065 if ((!cl.num_decals) || (!r_drawdecals.integer))
2068 decalfade = frametime * 256 / cl_decals_fadetime.value;
2069 drawdist2 = r_drawdecals_drawdistance.value * r_refdef.view.quality;
2070 drawdist2 = drawdist2*drawdist2;
2072 for (i = 0, decal = cl.decals;i < cl.num_decals;i++, decal++)
2074 if (!decal->typeindex)
2077 if (cl.time > decal->time2 + cl_decals_time.value)
2079 decal->alpha -= decalfade;
2080 if (decal->alpha <= 0)
2086 if (cl.entities[decal->owner].render.model == decal->ownermodel)
2088 Matrix4x4_Transform(&cl.entities[decal->owner].render.matrix, decal->relativeorigin, decal->org);
2089 Matrix4x4_Transform3x3(&cl.entities[decal->owner].render.matrix, decal->relativenormal, decal->normal);
2095 if (DotProduct(r_refdef.view.origin, decal->normal) > DotProduct(decal->org, decal->normal) && VectorDistance2(decal->org, r_refdef.view.origin) < drawdist2 * (decal->size * decal->size))
2097 if(!cl_particles_novis.integer)
2098 if (!r_refdef.viewcache.world_novis)
2099 if(r_refdef.scene.worldmodel->brush.PointInLeaf)
2101 mleaf_t *leaf = r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, decal->org);
2103 if(!CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, leaf->clusterindex))
2106 R_MeshQueue_AddTransparent(decal->org, R_DrawDecal_TransparentCallback, NULL, i, NULL);
2110 decal->typeindex = 0;
2111 if (cl.free_decal > i)
2115 // reduce cl.num_decals if possible
2116 while (cl.num_decals > 0 && cl.decals[cl.num_decals - 1].typeindex == 0)
2119 if (cl.num_decals == cl.max_decals && cl.max_decals < ABSOLUTE_MAX_DECALS)
2121 decal_t *olddecals = cl.decals;
2122 cl.max_decals = min(cl.max_decals * 2, ABSOLUTE_MAX_DECALS);
2123 cl.decals = (decal_t *) Mem_Alloc(cls.levelmempool, cl.max_decals * sizeof(decal_t));
2124 memcpy(cl.decals, olddecals, cl.num_decals * sizeof(decal_t));
2125 Mem_Free(olddecals);
2129 void R_DrawParticle_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
2131 int surfacelistindex;
2132 int batchstart, batchcount;
2133 const particle_t *p;
2135 rtexture_t *texture;
2136 float *v3f, *t2f, *c4f;
2137 particletexture_t *tex;
2138 float up2[3], v[3], right[3], up[3], fog, ifog, size, len, lenfactor;
2139 float ambient[3], diffuse[3], diffusenormal[3];
2140 vec4_t colormultiplier;
2141 float particle_vertex3f[BATCHSIZE*12], particle_texcoord2f[BATCHSIZE*8], particle_color4f[BATCHSIZE*16];
2143 Vector4Set(colormultiplier, r_refdef.view.colorscale * (1.0 / 256.0f), r_refdef.view.colorscale * (1.0 / 256.0f), r_refdef.view.colorscale * (1.0 / 256.0f), cl_particles_alpha.value * (1.0 / 256.0f));
2145 r_refdef.stats.particles += numsurfaces;
2146 R_Mesh_Matrix(&identitymatrix);
2147 R_Mesh_ResetTextureState();
2148 R_Mesh_VertexPointer(particle_vertex3f, 0, 0);
2149 R_Mesh_TexCoordPointer(0, 2, particle_texcoord2f, 0, 0);
2150 R_Mesh_ColorPointer(particle_color4f, 0, 0);
2151 R_SetupGenericShader(true);
2152 GL_DepthMask(false);
2153 GL_DepthRange(0, 1);
2154 GL_PolygonOffset(0, 0);
2156 GL_CullFace(GL_NONE);
2158 // first generate all the vertices at once
2159 for (surfacelistindex = 0, v3f = particle_vertex3f, t2f = particle_texcoord2f, c4f = particle_color4f;surfacelistindex < numsurfaces;surfacelistindex++, v3f += 3*4, t2f += 2*4, c4f += 4*4)
2161 p = cl.particles + surfacelist[surfacelistindex];
2163 blendmode = p->blendmode;
2165 c4f[0] = p->color[0] * colormultiplier[0];
2166 c4f[1] = p->color[1] * colormultiplier[1];
2167 c4f[2] = p->color[2] * colormultiplier[2];
2168 c4f[3] = p->alpha * colormultiplier[3];
2173 // additive and modulate can just fade out in fog (this is correct)
2174 if (r_refdef.fogenabled)
2175 c4f[3] *= FogPoint_World(p->org);
2176 // collapse alpha into color for these blends (so that the particlefont does not need alpha on most textures)
2183 // note: lighting is not cheap!
2184 if (particletype[p->typeindex].lighting)
2186 R_CompleteLightPoint(ambient, diffuse, diffusenormal, p->org, true);
2187 c4f[0] *= (ambient[0] + 0.5 * diffuse[0]);
2188 c4f[1] *= (ambient[1] + 0.5 * diffuse[1]);
2189 c4f[2] *= (ambient[2] + 0.5 * diffuse[2]);
2191 // mix in the fog color
2192 if (r_refdef.fogenabled)
2194 fog = FogPoint_World(p->org);
2196 c4f[0] = c4f[0] * fog + r_refdef.fogcolor[0] * ifog;
2197 c4f[1] = c4f[1] * fog + r_refdef.fogcolor[1] * ifog;
2198 c4f[2] = c4f[2] * fog + r_refdef.fogcolor[2] * ifog;
2202 // copy the color into the other three vertices
2203 Vector4Copy(c4f, c4f + 4);
2204 Vector4Copy(c4f, c4f + 8);
2205 Vector4Copy(c4f, c4f + 12);
2207 size = p->size * cl_particles_size.value;
2208 tex = &particletexture[p->texnum];
2209 switch(p->orientation)
2211 case PARTICLE_BILLBOARD:
2212 VectorScale(r_refdef.view.left, -size * p->stretch, right);
2213 VectorScale(r_refdef.view.up, size, up);
2214 v3f[ 0] = p->org[0] - right[0] - up[0];
2215 v3f[ 1] = p->org[1] - right[1] - up[1];
2216 v3f[ 2] = p->org[2] - right[2] - up[2];
2217 v3f[ 3] = p->org[0] - right[0] + up[0];
2218 v3f[ 4] = p->org[1] - right[1] + up[1];
2219 v3f[ 5] = p->org[2] - right[2] + up[2];
2220 v3f[ 6] = p->org[0] + right[0] + up[0];
2221 v3f[ 7] = p->org[1] + right[1] + up[1];
2222 v3f[ 8] = p->org[2] + right[2] + up[2];
2223 v3f[ 9] = p->org[0] + right[0] - up[0];
2224 v3f[10] = p->org[1] + right[1] - up[1];
2225 v3f[11] = p->org[2] + right[2] - up[2];
2226 t2f[0] = tex->s1;t2f[1] = tex->t2;
2227 t2f[2] = tex->s1;t2f[3] = tex->t1;
2228 t2f[4] = tex->s2;t2f[5] = tex->t1;
2229 t2f[6] = tex->s2;t2f[7] = tex->t2;
2231 case PARTICLE_ORIENTED_DOUBLESIDED:
2232 VectorVectors(p->vel, right, up);
2233 VectorScale(right, size * p->stretch, right);
2234 VectorScale(up, size, up);
2235 v3f[ 0] = p->org[0] - right[0] - up[0];
2236 v3f[ 1] = p->org[1] - right[1] - up[1];
2237 v3f[ 2] = p->org[2] - right[2] - up[2];
2238 v3f[ 3] = p->org[0] - right[0] + up[0];
2239 v3f[ 4] = p->org[1] - right[1] + up[1];
2240 v3f[ 5] = p->org[2] - right[2] + up[2];
2241 v3f[ 6] = p->org[0] + right[0] + up[0];
2242 v3f[ 7] = p->org[1] + right[1] + up[1];
2243 v3f[ 8] = p->org[2] + right[2] + up[2];
2244 v3f[ 9] = p->org[0] + right[0] - up[0];
2245 v3f[10] = p->org[1] + right[1] - up[1];
2246 v3f[11] = p->org[2] + right[2] - up[2];
2247 t2f[0] = tex->s1;t2f[1] = tex->t2;
2248 t2f[2] = tex->s1;t2f[3] = tex->t1;
2249 t2f[4] = tex->s2;t2f[5] = tex->t1;
2250 t2f[6] = tex->s2;t2f[7] = tex->t2;
2252 case PARTICLE_SPARK:
2253 len = VectorLength(p->vel);
2254 VectorNormalize2(p->vel, up);
2255 lenfactor = p->stretch * 0.04 * len;
2256 if(lenfactor < size * 0.5)
2257 lenfactor = size * 0.5;
2258 VectorMA(p->org, -lenfactor, up, v);
2259 VectorMA(p->org, lenfactor, up, up2);
2260 R_CalcBeam_Vertex3f(v3f, v, up2, size);
2261 t2f[0] = tex->s1;t2f[1] = tex->t2;
2262 t2f[2] = tex->s1;t2f[3] = tex->t1;
2263 t2f[4] = tex->s2;t2f[5] = tex->t1;
2264 t2f[6] = tex->s2;t2f[7] = tex->t2;
2267 R_CalcBeam_Vertex3f(v3f, p->org, p->vel, size);
2268 VectorSubtract(p->vel, p->org, up);
2269 VectorNormalize(up);
2270 v[0] = DotProduct(p->org, up) * (1.0f / 64.0f) * p->stretch;
2271 v[1] = DotProduct(p->vel, up) * (1.0f / 64.0f) * p->stretch;
2272 t2f[0] = 1;t2f[1] = v[0];
2273 t2f[2] = 0;t2f[3] = v[0];
2274 t2f[4] = 0;t2f[5] = v[1];
2275 t2f[6] = 1;t2f[7] = v[1];
2280 // now render batches of particles based on blendmode and texture
2283 GL_LockArrays(0, numsurfaces*4);
2286 for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
2288 p = cl.particles + surfacelist[surfacelistindex];
2290 if (blendmode != p->blendmode)
2292 blendmode = p->blendmode;
2296 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2299 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2302 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
2306 if (texture != particletexture[p->texnum].texture)
2308 texture = particletexture[p->texnum].texture;
2309 R_Mesh_TexBind(0, R_GetTexture(texture));
2312 // iterate until we find a change in settings
2313 batchstart = surfacelistindex++;
2314 for (;surfacelistindex < numsurfaces;surfacelistindex++)
2316 p = cl.particles + surfacelist[surfacelistindex];
2317 if (blendmode != p->blendmode || texture != particletexture[p->texnum].texture)
2321 batchcount = surfacelistindex - batchstart;
2322 R_Mesh_Draw(batchstart * 4, batchcount * 4, batchstart * 2, batchcount * 2, NULL, particle_elements, 0, 0);
2324 GL_LockArrays(0, 0);
2327 void R_DrawParticles (void)
2330 float minparticledist;
2332 float gravity, dvel, decalfade, frametime, f, dist, oldorg[3];
2338 frametime = bound(0, cl.time - cl.particles_updatetime, 1);
2339 cl.particles_updatetime = bound(cl.time - 1, cl.particles_updatetime + frametime, cl.time + 1);
2341 // LordHavoc: early out conditions
2342 if ((!cl.num_particles) || (!r_drawparticles.integer))
2345 minparticledist = DotProduct(r_refdef.view.origin, r_refdef.view.forward) + 4.0f;
2346 gravity = frametime * cl.movevars_gravity;
2347 dvel = 1+4*frametime;
2348 decalfade = frametime * 255 / cl_decals_fadetime.value;
2349 update = frametime > 0;
2350 drawdist2 = r_drawparticles_drawdistance.value * r_refdef.view.quality;
2351 drawdist2 = drawdist2*drawdist2;
2353 for (i = 0, p = cl.particles;i < cl.num_particles;i++, p++)
2357 if (cl.free_particle > i)
2358 cl.free_particle = i;
2364 if (p->delayedspawn > cl.time)
2366 p->delayedspawn = 0;
2370 p->size += p->sizeincrease * frametime;
2371 p->alpha -= p->alphafade * frametime;
2373 if (p->alpha <= 0 || p->die <= cl.time)
2376 if (p->orientation != PARTICLE_BEAM && frametime > 0)
2378 if (p->liquidfriction && (CL_PointSuperContents(p->org) & SUPERCONTENTS_LIQUIDSMASK))
2380 if (p->typeindex == pt_blood)
2381 p->size += frametime * 8;
2383 p->vel[2] -= p->gravity * gravity;
2384 f = 1.0f - min(p->liquidfriction * frametime, 1);
2385 VectorScale(p->vel, f, p->vel);
2389 p->vel[2] -= p->gravity * gravity;
2392 f = 1.0f - min(p->airfriction * frametime, 1);
2393 VectorScale(p->vel, f, p->vel);
2397 VectorCopy(p->org, oldorg);
2398 VectorMA(p->org, frametime, p->vel, p->org);
2399 if (p->bounce && cl.time >= p->delayedcollisions)
2401 trace = CL_Move(oldorg, vec3_origin, vec3_origin, p->org, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | ((p->typeindex == pt_rain || p->typeindex == pt_snow) ? SUPERCONTENTS_LIQUIDSMASK : 0), true, false, &hitent, false);
2402 // if the trace started in or hit something of SUPERCONTENTS_NODROP
2403 // or if the trace hit something flagged as NOIMPACT
2404 // then remove the particle
2405 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT || ((trace.startsupercontents | trace.hitsupercontents) & SUPERCONTENTS_NODROP) || (trace.startsupercontents & SUPERCONTENTS_SOLID))
2407 VectorCopy(trace.endpos, p->org);
2408 // react if the particle hit something
2409 if (trace.fraction < 1)
2411 VectorCopy(trace.endpos, p->org);
2412 if (p->typeindex == pt_blood)
2414 // blood - splash on solid
2415 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS)
2417 R_Stain(p->org, 16, 64, 16, 16, (int)(p->alpha * p->size * (1.0f / 80.0f)), 64, 32, 32, (int)(p->alpha * p->size * (1.0f / 80.0f)));
2418 if (cl_decals.integer)
2420 // create a decal for the blood splat
2421 CL_SpawnDecalParticleForSurface(hitent, p->org, trace.plane.normal, p->color[0] * 65536 + p->color[1] * 256 + p->color[2], p->color[0] * 65536 + p->color[1] * 256 + p->color[2], tex_blooddecal[rand()&7], p->size * 2, p->alpha);
2425 else if (p->bounce < 0)
2427 // bounce -1 means remove on impact
2432 // anything else - bounce off solid
2433 dist = DotProduct(p->vel, trace.plane.normal) * -p->bounce;
2434 VectorMA(p->vel, dist, trace.plane.normal, p->vel);
2435 if (DotProduct(p->vel, p->vel) < 0.03)
2436 VectorClear(p->vel);
2442 if (p->typeindex != pt_static)
2444 switch (p->typeindex)
2446 case pt_entityparticle:
2447 // particle that removes itself after one rendered frame
2454 a = CL_PointSuperContents(p->org);
2455 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_LAVA | SUPERCONTENTS_NODROP))
2459 a = CL_PointSuperContents(p->org);
2460 if (!(a & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)))
2464 a = CL_PointSuperContents(p->org);
2465 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
2469 if (cl.time > p->time2)
2472 p->time2 = cl.time + (rand() & 3) * 0.1;
2473 p->vel[0] = p->vel[0] * 0.9f + lhrandom(-32, 32);
2474 p->vel[1] = p->vel[0] * 0.9f + lhrandom(-32, 32);
2476 a = CL_PointSuperContents(p->org);
2477 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
2485 else if (p->delayedspawn)
2488 // don't render particles too close to the view (they chew fillrate)
2489 // also don't render particles behind the view (useless)
2490 // further checks to cull to the frustum would be too slow here
2491 switch(p->typeindex)
2494 // beams have no culling
2495 R_MeshQueue_AddTransparent(p->org, R_DrawParticle_TransparentCallback, NULL, i, NULL);
2498 if(!cl_particles_novis.integer)
2499 if (!r_refdef.viewcache.world_novis)
2500 if(r_refdef.scene.worldmodel->brush.PointInLeaf)
2502 mleaf_t *leaf = r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, p->org);
2504 if(!CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, leaf->clusterindex))
2507 // anything else just has to be in front of the viewer and visible at this distance
2508 if (DotProduct(p->org, r_refdef.view.forward) >= minparticledist && VectorDistance2(p->org, r_refdef.view.origin) < drawdist2 * (p->size * p->size))
2509 R_MeshQueue_AddTransparent(p->org, R_DrawParticle_TransparentCallback, NULL, i, NULL);
2516 if (cl.free_particle > i)
2517 cl.free_particle = i;
2520 // reduce cl.num_particles if possible
2521 while (cl.num_particles > 0 && cl.particles[cl.num_particles - 1].typeindex == 0)
2524 if (cl.num_particles == cl.max_particles && cl.max_particles < ABSOLUTE_MAX_PARTICLES)
2526 particle_t *oldparticles = cl.particles;
2527 cl.max_particles = min(cl.max_particles * 2, ABSOLUTE_MAX_PARTICLES);
2528 cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
2529 memcpy(cl.particles, oldparticles, cl.num_particles * sizeof(particle_t));
2530 Mem_Free(oldparticles);