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 // must match ptype_t values
28 particletype_t particletype[pt_total] =
30 {PBLEND_INVALID, PARTICLE_INVALID, false}, //pt_dead (should never happen)
31 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_alphastatic
32 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_static
33 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_spark
34 {PBLEND_ADD, PARTICLE_HBEAM, false}, //pt_beam
35 {PBLEND_ADD, PARTICLE_SPARK, false}, //pt_rain
36 {PBLEND_ADD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_raindecal
37 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_snow
38 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_bubble
39 {PBLEND_INVMOD, PARTICLE_BILLBOARD, false}, //pt_blood
40 {PBLEND_ADD, PARTICLE_BILLBOARD, false}, //pt_smoke
41 {PBLEND_INVMOD, PARTICLE_ORIENTED_DOUBLESIDED, false}, //pt_decal
42 {PBLEND_ALPHA, PARTICLE_BILLBOARD, false}, //pt_entityparticle
45 #define PARTICLEEFFECT_UNDERWATER 1
46 #define PARTICLEEFFECT_NOTUNDERWATER 2
48 typedef struct particleeffectinfo_s
50 int effectnameindex; // which effect this belongs to
51 // PARTICLEEFFECT_* bits
53 // blood effects may spawn very few particles, so proper fraction-overflow
54 // handling is very important, this variable keeps track of the fraction
55 double particleaccumulator;
56 // the math is: countabsolute + requestedcount * countmultiplier * quality
57 // absolute number of particles to spawn, often used for decals
58 // (unaffected by quality and requestedcount)
60 // multiplier for the number of particles CL_ParticleEffect was told to
61 // spawn, most effects do not really have a count and hence use 1, so
62 // this is often the actual count to spawn, not merely a multiplier
63 float countmultiplier;
64 // if > 0 this causes the particle to spawn in an evenly spaced line from
65 // originmins to originmaxs (causing them to describe a trail, not a box)
67 // type of particle to spawn (defines some aspects of behavior)
69 // blending mode used on this particle type
71 // orientation of this particle type (BILLBOARD, SPARK, BEAM, etc)
72 porientation_t orientation;
73 // range of colors to choose from in hex RRGGBB (like HTML color tags),
74 // randomly interpolated at spawn
75 unsigned int color[2];
76 // a random texture is chosen in this range (note the second value is one
77 // past the last choosable, so for example 8,16 chooses any from 8 up and
79 // if start and end of the range are the same, no randomization is done
81 // range of size values randomly chosen when spawning, plus size increase over time
83 // range of alpha values randomly chosen when spawning, plus alpha fade
85 // how long the particle should live (note it is also removed if alpha drops to 0)
87 // how much gravity affects this particle (negative makes it fly up!)
89 // how much bounce the particle has when it hits a surface
90 // if negative the particle is removed on impact
92 // if in air this friction is applied
93 // if negative the particle accelerates
95 // if in liquid (water/slime/lava) this friction is applied
96 // if negative the particle accelerates
98 // these offsets are added to the values given to particleeffect(), and
99 // then an ellipsoid-shaped jitter is added as defined by these
100 // (they are the 3 radii)
102 // stretch velocity factor (used for sparks)
103 float originoffset[3];
104 float relativeoriginoffset[3];
105 float velocityoffset[3];
106 float relativevelocityoffset[3];
107 float originjitter[3];
108 float velocityjitter[3];
109 float velocitymultiplier;
110 // an effect can also spawn a dlight
111 float lightradiusstart;
112 float lightradiusfade;
115 qboolean lightshadow;
117 float lightcorona[2];
118 unsigned int staincolor[2]; // note: 0x808080 = neutral (particle's own color), these are modding factors for the particle's original color!
123 float rotate[4]; // min/max base angle, min/max rotation over time
125 particleeffectinfo_t;
127 char particleeffectname[MAX_PARTICLEEFFECTNAME][64];
129 int numparticleeffectinfo;
130 particleeffectinfo_t particleeffectinfo[MAX_PARTICLEEFFECTINFO];
132 static int particlepalette[256];
134 0x000000,0x0f0f0f,0x1f1f1f,0x2f2f2f,0x3f3f3f,0x4b4b4b,0x5b5b5b,0x6b6b6b, // 0-7
135 0x7b7b7b,0x8b8b8b,0x9b9b9b,0xababab,0xbbbbbb,0xcbcbcb,0xdbdbdb,0xebebeb, // 8-15
136 0x0f0b07,0x170f0b,0x1f170b,0x271b0f,0x2f2313,0x372b17,0x3f2f17,0x4b371b, // 16-23
137 0x533b1b,0x5b431f,0x634b1f,0x6b531f,0x73571f,0x7b5f23,0x836723,0x8f6f23, // 24-31
138 0x0b0b0f,0x13131b,0x1b1b27,0x272733,0x2f2f3f,0x37374b,0x3f3f57,0x474767, // 32-39
139 0x4f4f73,0x5b5b7f,0x63638b,0x6b6b97,0x7373a3,0x7b7baf,0x8383bb,0x8b8bcb, // 40-47
140 0x000000,0x070700,0x0b0b00,0x131300,0x1b1b00,0x232300,0x2b2b07,0x2f2f07, // 48-55
141 0x373707,0x3f3f07,0x474707,0x4b4b0b,0x53530b,0x5b5b0b,0x63630b,0x6b6b0f, // 56-63
142 0x070000,0x0f0000,0x170000,0x1f0000,0x270000,0x2f0000,0x370000,0x3f0000, // 64-71
143 0x470000,0x4f0000,0x570000,0x5f0000,0x670000,0x6f0000,0x770000,0x7f0000, // 72-79
144 0x131300,0x1b1b00,0x232300,0x2f2b00,0x372f00,0x433700,0x4b3b07,0x574307, // 80-87
145 0x5f4707,0x6b4b0b,0x77530f,0x835713,0x8b5b13,0x975f1b,0xa3631f,0xaf6723, // 88-95
146 0x231307,0x2f170b,0x3b1f0f,0x4b2313,0x572b17,0x632f1f,0x733723,0x7f3b2b, // 96-103
147 0x8f4333,0x9f4f33,0xaf632f,0xbf772f,0xcf8f2b,0xdfab27,0xefcb1f,0xfff31b, // 104-111
148 0x0b0700,0x1b1300,0x2b230f,0x372b13,0x47331b,0x533723,0x633f2b,0x6f4733, // 112-119
149 0x7f533f,0x8b5f47,0x9b6b53,0xa77b5f,0xb7876b,0xc3937b,0xd3a38b,0xe3b397, // 120-127
150 0xab8ba3,0x9f7f97,0x937387,0x8b677b,0x7f5b6f,0x775363,0x6b4b57,0x5f3f4b, // 128-135
151 0x573743,0x4b2f37,0x43272f,0x371f23,0x2b171b,0x231313,0x170b0b,0x0f0707, // 136-143
152 0xbb739f,0xaf6b8f,0xa35f83,0x975777,0x8b4f6b,0x7f4b5f,0x734353,0x6b3b4b, // 144-151
153 0x5f333f,0x532b37,0x47232b,0x3b1f23,0x2f171b,0x231313,0x170b0b,0x0f0707, // 152-159
154 0xdbc3bb,0xcbb3a7,0xbfa39b,0xaf978b,0xa3877b,0x977b6f,0x876f5f,0x7b6353, // 160-167
155 0x6b5747,0x5f4b3b,0x533f33,0x433327,0x372b1f,0x271f17,0x1b130f,0x0f0b07, // 168-175
156 0x6f837b,0x677b6f,0x5f7367,0x576b5f,0x4f6357,0x475b4f,0x3f5347,0x374b3f, // 176-183
157 0x2f4337,0x2b3b2f,0x233327,0x1f2b1f,0x172317,0x0f1b13,0x0b130b,0x070b07, // 184-191
158 0xfff31b,0xefdf17,0xdbcb13,0xcbb70f,0xbba70f,0xab970b,0x9b8307,0x8b7307, // 192-199
159 0x7b6307,0x6b5300,0x5b4700,0x4b3700,0x3b2b00,0x2b1f00,0x1b0f00,0x0b0700, // 200-207
160 0x0000ff,0x0b0bef,0x1313df,0x1b1bcf,0x2323bf,0x2b2baf,0x2f2f9f,0x2f2f8f, // 208-215
161 0x2f2f7f,0x2f2f6f,0x2f2f5f,0x2b2b4f,0x23233f,0x1b1b2f,0x13131f,0x0b0b0f, // 216-223
162 0x2b0000,0x3b0000,0x4b0700,0x5f0700,0x6f0f00,0x7f1707,0x931f07,0xa3270b, // 224-231
163 0xb7330f,0xc34b1b,0xcf632b,0xdb7f3b,0xe3974f,0xe7ab5f,0xefbf77,0xf7d38b, // 232-239
164 0xa77b3b,0xb79b37,0xc7c337,0xe7e357,0x7fbfff,0xabe7ff,0xd7ffff,0x670000, // 240-247
165 0x8b0000,0xb30000,0xd70000,0xff0000,0xfff393,0xfff7c7,0xffffff,0x9f5b53 // 248-255
168 int ramp1[8] = {0x6f, 0x6d, 0x6b, 0x69, 0x67, 0x65, 0x63, 0x61};
169 int ramp2[8] = {0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x68, 0x66};
170 int ramp3[8] = {0x6d, 0x6b, 6, 5, 4, 3};
172 //static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
174 // particletexture_t is a rectangle in the particlefonttexture
175 typedef struct particletexture_s
178 float s1, t1, s2, t2;
182 static rtexturepool_t *particletexturepool;
183 static rtexture_t *particlefonttexture;
184 static particletexture_t particletexture[MAX_PARTICLETEXTURES];
185 skinframe_t *decalskinframe;
187 // texture numbers in particle font
188 static const int tex_smoke[8] = {0, 1, 2, 3, 4, 5, 6, 7};
189 static const int tex_bulletdecal[8] = {8, 9, 10, 11, 12, 13, 14, 15};
190 static const int tex_blooddecal[8] = {16, 17, 18, 19, 20, 21, 22, 23};
191 static const int tex_bloodparticle[8] = {24, 25, 26, 27, 28, 29, 30, 31};
192 static const int tex_rainsplash = 32;
193 static const int tex_particle = 63;
194 static const int tex_bubble = 62;
195 static const int tex_raindrop = 61;
196 static const int tex_beam = 60;
198 particleeffectinfo_t baselineparticleeffectinfo =
200 0, //int effectnameindex; // which effect this belongs to
201 // PARTICLEEFFECT_* bits
203 // blood effects may spawn very few particles, so proper fraction-overflow
204 // handling is very important, this variable keeps track of the fraction
205 0.0, //double particleaccumulator;
206 // the math is: countabsolute + requestedcount * countmultiplier * quality
207 // absolute number of particles to spawn, often used for decals
208 // (unaffected by quality and requestedcount)
209 0.0f, //float countabsolute;
210 // multiplier for the number of particles CL_ParticleEffect was told to
211 // spawn, most effects do not really have a count and hence use 1, so
212 // this is often the actual count to spawn, not merely a multiplier
213 0.0f, //float countmultiplier;
214 // if > 0 this causes the particle to spawn in an evenly spaced line from
215 // originmins to originmaxs (causing them to describe a trail, not a box)
216 0.0f, //float trailspacing;
217 // type of particle to spawn (defines some aspects of behavior)
218 pt_alphastatic, //ptype_t particletype;
219 // blending mode used on this particle type
220 PBLEND_ALPHA, //pblend_t blendmode;
221 // orientation of this particle type (BILLBOARD, SPARK, BEAM, etc)
222 PARTICLE_BILLBOARD, //porientation_t orientation;
223 // range of colors to choose from in hex RRGGBB (like HTML color tags),
224 // randomly interpolated at spawn
225 {0xFFFFFF, 0xFFFFFF}, //unsigned int color[2];
226 // a random texture is chosen in this range (note the second value is one
227 // past the last choosable, so for example 8,16 chooses any from 8 up and
229 // if start and end of the range are the same, no randomization is done
230 {63, 63 /* tex_particle */}, //int tex[2];
231 // range of size values randomly chosen when spawning, plus size increase over time
232 {1, 1, 0.0f}, //float size[3];
233 // range of alpha values randomly chosen when spawning, plus alpha fade
234 {0.0f, 256.0f, 256.0f}, //float alpha[3];
235 // how long the particle should live (note it is also removed if alpha drops to 0)
236 {16777216.0f, 16777216.0f}, //float time[2];
237 // how much gravity affects this particle (negative makes it fly up!)
238 0.0f, //float gravity;
239 // how much bounce the particle has when it hits a surface
240 // if negative the particle is removed on impact
241 0.0f, //float bounce;
242 // if in air this friction is applied
243 // if negative the particle accelerates
244 0.0f, //float airfriction;
245 // if in liquid (water/slime/lava) this friction is applied
246 // if negative the particle accelerates
247 0.0f, //float liquidfriction;
248 // these offsets are added to the values given to particleeffect(), and
249 // then an ellipsoid-shaped jitter is added as defined by these
250 // (they are the 3 radii)
251 1.0f, //float stretchfactor;
252 // stretch velocity factor (used for sparks)
253 {0.0f, 0.0f, 0.0f}, //float originoffset[3];
254 {0.0f, 0.0f, 0.0f}, //float relativeoriginoffset[3];
255 {0.0f, 0.0f, 0.0f}, //float velocityoffset[3];
256 {0.0f, 0.0f, 0.0f}, //float relativevelocityoffset[3];
257 {0.0f, 0.0f, 0.0f}, //float originjitter[3];
258 {0.0f, 0.0f, 0.0f}, //float velocityjitter[3];
259 0.0f, //float velocitymultiplier;
260 // an effect can also spawn a dlight
261 0.0f, //float lightradiusstart;
262 0.0f, //float lightradiusfade;
263 16777216.0f, //float lighttime;
264 {1.0f, 1.0f, 1.0f}, //float lightcolor[3];
265 true, //qboolean lightshadow;
266 0, //int lightcubemapnum;
267 {1.0f, 0.25f}, //float lightcorona[2];
268 {(unsigned int)-1, (unsigned int)-1}, //unsigned int staincolor[2]; // note: 0x808080 = neutral (particle's own color), these are modding factors for the particle's original color!
269 {-1, -1}, //int staintex[2];
270 {1.0f, 1.0f}, //float stainalpha[2];
271 {2.0f, 2.0f}, //float stainsize[2];
273 {0.0f, 360.0f, 0.0f, 0.0f}, //float rotate[4]; // min/max base angle, min/max rotation over time
276 cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1", "enables particle effects"};
277 cvar_t cl_particles_quality = {CVAR_SAVE, "cl_particles_quality", "1", "multiplies number of particles"};
278 cvar_t cl_particles_alpha = {CVAR_SAVE, "cl_particles_alpha", "1", "multiplies opacity of particles"};
279 cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1", "multiplies particle size"};
280 cvar_t cl_particles_quake = {CVAR_SAVE, "cl_particles_quake", "0", "makes particle effects look mostly like the ones in Quake"};
281 cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1", "enables blood effects"};
282 cvar_t cl_particles_blood_alpha = {CVAR_SAVE, "cl_particles_blood_alpha", "1", "opacity of blood, does not affect decals"};
283 cvar_t cl_particles_blood_decal_alpha = {CVAR_SAVE, "cl_particles_blood_decal_alpha", "1", "opacity of blood decal"};
284 cvar_t cl_particles_blood_decal_scalemin = {CVAR_SAVE, "cl_particles_blood_decal_scalemin", "1.5", "minimal random scale of decal"};
285 cvar_t cl_particles_blood_decal_scalemax = {CVAR_SAVE, "cl_particles_blood_decal_scalemax", "2", "maximal random scale of decal"};
286 cvar_t cl_particles_blood_bloodhack = {CVAR_SAVE, "cl_particles_blood_bloodhack", "1", "make certain quake particle() calls create blood effects instead"};
287 cvar_t cl_particles_bulletimpacts = {CVAR_SAVE, "cl_particles_bulletimpacts", "1", "enables bulletimpact effects"};
288 cvar_t cl_particles_explosions_sparks = {CVAR_SAVE, "cl_particles_explosions_sparks", "1", "enables sparks from explosions"};
289 cvar_t cl_particles_explosions_shell = {CVAR_SAVE, "cl_particles_explosions_shell", "0", "enables polygonal shell from explosions"};
290 cvar_t cl_particles_rain = {CVAR_SAVE, "cl_particles_rain", "1", "enables rain effects"};
291 cvar_t cl_particles_snow = {CVAR_SAVE, "cl_particles_snow", "1", "enables snow effects"};
292 cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1", "enables smoke (used by multiple effects)"};
293 cvar_t cl_particles_smoke_alpha = {CVAR_SAVE, "cl_particles_smoke_alpha", "0.5", "smoke brightness"};
294 cvar_t cl_particles_smoke_alphafade = {CVAR_SAVE, "cl_particles_smoke_alphafade", "0.55", "brightness fade per second"};
295 cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1", "enables sparks (used by multiple effects)"};
296 cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1", "enables bubbles (used by multiple effects)"};
297 cvar_t cl_particles_visculling = {CVAR_SAVE, "cl_particles_visculling", "0", "perform a costly check if each particle is visible before drawing"};
298 cvar_t cl_particles_collisions = {CVAR_SAVE, "cl_particles_collisions", "1", "allow costly collision detection on particles (sparks that bounce, particles not going through walls, blood hitting surfaces, etc)"};
299 cvar_t cl_decals = {CVAR_SAVE, "cl_decals", "1", "enables decals (bullet holes, blood, etc)"};
300 cvar_t cl_decals_visculling = {CVAR_SAVE, "cl_decals_visculling", "1", "perform a very cheap check if each decal is visible before drawing"};
301 cvar_t cl_decals_time = {CVAR_SAVE, "cl_decals_time", "20", "how long before decals start to fade away"};
302 cvar_t cl_decals_fadetime = {CVAR_SAVE, "cl_decals_fadetime", "1", "how long decals take to fade away"};
303 cvar_t cl_decals_newsystem = {CVAR_SAVE, "cl_decals_newsystem", "1", "enables new advanced decal system"};
304 cvar_t cl_decals_newsystem_intensitymultiplier = {CVAR_SAVE, "cl_decals_newsystem_intensitymultiplier", "2", "boosts intensity of decals (because the distance fade can make them hard to see otherwise)"};
305 cvar_t cl_decals_newsystem_immediatebloodstain = {CVAR_SAVE, "cl_decals_newsystem_immediatebloodstain", "2", "0: no on-spawn blood stains; 1: on-spawn blood stains for pt_blood; 2: always use on-spawn blood stains"};
306 cvar_t cl_decals_newsystem_bloodsmears = {CVAR_SAVE, "cl_decals_newsystem_bloodsmears", "1", "enable use of particle velocity as decal projection direction rather than surface normal"};
307 cvar_t cl_decals_models = {CVAR_SAVE, "cl_decals_models", "0", "enables decals on animated models (if newsystem is also 1)"};
308 cvar_t cl_decals_bias = {CVAR_SAVE, "cl_decals_bias", "0.125", "distance to bias decals from surface to prevent depth fighting"};
309 cvar_t cl_decals_max = {CVAR_SAVE, "cl_decals_max", "4096", "maximum number of decals allowed to exist in the world at once"};
312 static void CL_Particles_ParseEffectInfo(const char *textstart, const char *textend, const char *filename)
317 particleeffectinfo_t *info = NULL;
318 const char *text = textstart;
320 for (linenumber = 1;;linenumber++)
323 for (arrayindex = 0;arrayindex < 16;arrayindex++)
324 argv[arrayindex][0] = 0;
327 if (!COM_ParseToken_Simple(&text, true, false, true))
329 if (!strcmp(com_token, "\n"))
333 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
339 #define checkparms(n) if (argc != (n)) {Con_Printf("%s:%i: error while parsing: %s given %i parameters, should be %i parameters\n", filename, linenumber, argv[0], argc, (n));break;}
340 #define readints(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = strtol(argv[1+arrayindex], NULL, 0)
341 #define readfloats(array, n) checkparms(n+1);for (arrayindex = 0;arrayindex < argc - 1;arrayindex++) array[arrayindex] = atof(argv[1+arrayindex])
342 #define readint(var) checkparms(2);var = strtol(argv[1], NULL, 0)
343 #define readfloat(var) checkparms(2);var = atof(argv[1])
344 #define readbool(var) checkparms(2);var = strtol(argv[1], NULL, 0) != 0
345 if (!strcmp(argv[0], "effect"))
349 if (numparticleeffectinfo >= MAX_PARTICLEEFFECTINFO)
351 Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
354 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
356 if (particleeffectname[effectnameindex][0])
358 if (!strcmp(particleeffectname[effectnameindex], argv[1]))
363 strlcpy(particleeffectname[effectnameindex], argv[1], sizeof(particleeffectname[effectnameindex]));
367 // if we run out of names, abort
368 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
370 Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
373 info = particleeffectinfo + numparticleeffectinfo++;
374 // copy entire info from baseline, then fix up the nameindex
375 *info = baselineparticleeffectinfo;
376 info->effectnameindex = effectnameindex;
378 else if (info == NULL)
380 Con_Printf("%s:%i: command %s encountered before effect\n", filename, linenumber, argv[0]);
383 else if (!strcmp(argv[0], "countabsolute")) {readfloat(info->countabsolute);}
384 else if (!strcmp(argv[0], "count")) {readfloat(info->countmultiplier);}
385 else if (!strcmp(argv[0], "type"))
388 if (!strcmp(argv[1], "alphastatic")) info->particletype = pt_alphastatic;
389 else if (!strcmp(argv[1], "static")) info->particletype = pt_static;
390 else if (!strcmp(argv[1], "spark")) info->particletype = pt_spark;
391 else if (!strcmp(argv[1], "beam")) info->particletype = pt_beam;
392 else if (!strcmp(argv[1], "rain")) info->particletype = pt_rain;
393 else if (!strcmp(argv[1], "raindecal")) info->particletype = pt_raindecal;
394 else if (!strcmp(argv[1], "snow")) info->particletype = pt_snow;
395 else if (!strcmp(argv[1], "bubble")) info->particletype = pt_bubble;
396 else if (!strcmp(argv[1], "blood")) {info->particletype = pt_blood;info->gravity = 1;}
397 else if (!strcmp(argv[1], "smoke")) info->particletype = pt_smoke;
398 else if (!strcmp(argv[1], "decal")) info->particletype = pt_decal;
399 else if (!strcmp(argv[1], "entityparticle")) info->particletype = pt_entityparticle;
400 else Con_Printf("%s:%i: unrecognized particle type %s\n", filename, linenumber, argv[1]);
401 info->blendmode = particletype[info->particletype].blendmode;
402 info->orientation = particletype[info->particletype].orientation;
404 else if (!strcmp(argv[0], "blend"))
407 if (!strcmp(argv[1], "alpha")) info->blendmode = PBLEND_ALPHA;
408 else if (!strcmp(argv[1], "add")) info->blendmode = PBLEND_ADD;
409 else if (!strcmp(argv[1], "invmod")) info->blendmode = PBLEND_INVMOD;
410 else Con_Printf("%s:%i: unrecognized blendmode %s\n", filename, linenumber, argv[1]);
412 else if (!strcmp(argv[0], "orientation"))
415 if (!strcmp(argv[1], "billboard")) info->orientation = PARTICLE_BILLBOARD;
416 else if (!strcmp(argv[1], "spark")) info->orientation = PARTICLE_SPARK;
417 else if (!strcmp(argv[1], "oriented")) info->orientation = PARTICLE_ORIENTED_DOUBLESIDED;
418 else if (!strcmp(argv[1], "beam")) info->orientation = PARTICLE_HBEAM;
419 else Con_Printf("%s:%i: unrecognized orientation %s\n", filename, linenumber, argv[1]);
421 else if (!strcmp(argv[0], "color")) {readints(info->color, 2);}
422 else if (!strcmp(argv[0], "tex")) {readints(info->tex, 2);}
423 else if (!strcmp(argv[0], "size")) {readfloats(info->size, 2);}
424 else if (!strcmp(argv[0], "sizeincrease")) {readfloat(info->size[2]);}
425 else if (!strcmp(argv[0], "alpha")) {readfloats(info->alpha, 3);}
426 else if (!strcmp(argv[0], "time")) {readfloats(info->time, 2);}
427 else if (!strcmp(argv[0], "gravity")) {readfloat(info->gravity);}
428 else if (!strcmp(argv[0], "bounce")) {readfloat(info->bounce);}
429 else if (!strcmp(argv[0], "airfriction")) {readfloat(info->airfriction);}
430 else if (!strcmp(argv[0], "liquidfriction")) {readfloat(info->liquidfriction);}
431 else if (!strcmp(argv[0], "originoffset")) {readfloats(info->originoffset, 3);}
432 else if (!strcmp(argv[0], "relativeoriginoffset")) {readfloats(info->relativeoriginoffset, 3);}
433 else if (!strcmp(argv[0], "velocityoffset")) {readfloats(info->velocityoffset, 3);}
434 else if (!strcmp(argv[0], "relativevelocityoffset")) {readfloats(info->relativevelocityoffset, 3);}
435 else if (!strcmp(argv[0], "originjitter")) {readfloats(info->originjitter, 3);}
436 else if (!strcmp(argv[0], "velocityjitter")) {readfloats(info->velocityjitter, 3);}
437 else if (!strcmp(argv[0], "velocitymultiplier")) {readfloat(info->velocitymultiplier);}
438 else if (!strcmp(argv[0], "lightradius")) {readfloat(info->lightradiusstart);}
439 else if (!strcmp(argv[0], "lightradiusfade")) {readfloat(info->lightradiusfade);}
440 else if (!strcmp(argv[0], "lighttime")) {readfloat(info->lighttime);}
441 else if (!strcmp(argv[0], "lightcolor")) {readfloats(info->lightcolor, 3);}
442 else if (!strcmp(argv[0], "lightshadow")) {readbool(info->lightshadow);}
443 else if (!strcmp(argv[0], "lightcubemapnum")) {readint(info->lightcubemapnum);}
444 else if (!strcmp(argv[0], "lightcorona")) {readints(info->lightcorona, 2);}
445 else if (!strcmp(argv[0], "underwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_UNDERWATER;}
446 else if (!strcmp(argv[0], "notunderwater")) {checkparms(1);info->flags |= PARTICLEEFFECT_NOTUNDERWATER;}
447 else if (!strcmp(argv[0], "trailspacing")) {readfloat(info->trailspacing);if (info->trailspacing > 0) info->countmultiplier = 1.0f / info->trailspacing;}
448 else if (!strcmp(argv[0], "stretchfactor")) {readfloat(info->stretchfactor);}
449 else if (!strcmp(argv[0], "staincolor")) {readints(info->staincolor, 2);}
450 else if (!strcmp(argv[0], "stainalpha")) {readfloats(info->stainalpha, 2);}
451 else if (!strcmp(argv[0], "stainsize")) {readfloats(info->stainsize, 2);}
452 else if (!strcmp(argv[0], "staintex")) {readints(info->staintex, 2);}
453 else if (!strcmp(argv[0], "stainless")) {info->staintex[0] = -2; info->staincolor[0] = (unsigned int)-1; info->staincolor[1] = (unsigned int)-1; info->stainalpha[0] = 1; info->stainalpha[1] = 1; info->stainsize[0] = 2; info->stainsize[1] = 2; }
454 else if (!strcmp(argv[0], "rotate")) {readfloats(info->rotate, 4);}
456 Con_Printf("%s:%i: skipping unknown command %s\n", filename, linenumber, argv[0]);
465 int CL_ParticleEffectIndexForName(const char *name)
468 for (i = 1;i < MAX_PARTICLEEFFECTNAME && particleeffectname[i][0];i++)
469 if (!strcmp(particleeffectname[i], name))
474 const char *CL_ParticleEffectNameForIndex(int i)
476 if (i < 1 || i >= MAX_PARTICLEEFFECTNAME)
478 return particleeffectname[i];
481 // MUST match effectnameindex_t in client.h
482 static const char *standardeffectnames[EFFECT_TOTAL] =
506 "TE_TEI_BIGEXPLOSION",
522 static void CL_Particles_LoadEffectInfo(const char *customfile)
526 unsigned char *filedata;
527 fs_offset_t filesize;
528 char filename[MAX_QPATH];
529 numparticleeffectinfo = 0;
530 memset(particleeffectinfo, 0, sizeof(particleeffectinfo));
531 memset(particleeffectname, 0, sizeof(particleeffectname));
532 for (i = 0;i < EFFECT_TOTAL;i++)
533 strlcpy(particleeffectname[i], standardeffectnames[i], sizeof(particleeffectname[i]));
534 for (filepass = 0;;filepass++)
539 strlcpy(filename, customfile, sizeof(filename));
541 strlcpy(filename, "effectinfo.txt", sizeof(filename));
543 else if (filepass == 1)
545 if (!cl.worldbasename[0] || customfile)
547 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", cl.worldnamenoextension);
551 filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
554 CL_Particles_ParseEffectInfo((const char *)filedata, (const char *)filedata + filesize, filename);
559 static void CL_Particles_LoadEffectInfo_f(void)
561 CL_Particles_LoadEffectInfo(Cmd_Argc() > 1 ? Cmd_Argv(1) : NULL);
569 void CL_ReadPointFile_f (void);
570 void CL_Particles_Init (void)
572 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)");
573 Cmd_AddCommand ("cl_particles_reloadeffects", CL_Particles_LoadEffectInfo_f, "reloads effectinfo.txt and maps/levelname_effectinfo.txt (where levelname is the current map) if parameter is given, loads from custom file (no levelname_effectinfo are loaded in this case)");
575 Cvar_RegisterVariable (&cl_particles);
576 Cvar_RegisterVariable (&cl_particles_quality);
577 Cvar_RegisterVariable (&cl_particles_alpha);
578 Cvar_RegisterVariable (&cl_particles_size);
579 Cvar_RegisterVariable (&cl_particles_quake);
580 Cvar_RegisterVariable (&cl_particles_blood);
581 Cvar_RegisterVariable (&cl_particles_blood_alpha);
582 Cvar_RegisterVariable (&cl_particles_blood_decal_alpha);
583 Cvar_RegisterVariable (&cl_particles_blood_decal_scalemin);
584 Cvar_RegisterVariable (&cl_particles_blood_decal_scalemax);
585 Cvar_RegisterVariable (&cl_particles_blood_bloodhack);
586 Cvar_RegisterVariable (&cl_particles_explosions_sparks);
587 Cvar_RegisterVariable (&cl_particles_explosions_shell);
588 Cvar_RegisterVariable (&cl_particles_bulletimpacts);
589 Cvar_RegisterVariable (&cl_particles_rain);
590 Cvar_RegisterVariable (&cl_particles_snow);
591 Cvar_RegisterVariable (&cl_particles_smoke);
592 Cvar_RegisterVariable (&cl_particles_smoke_alpha);
593 Cvar_RegisterVariable (&cl_particles_smoke_alphafade);
594 Cvar_RegisterVariable (&cl_particles_sparks);
595 Cvar_RegisterVariable (&cl_particles_bubbles);
596 Cvar_RegisterVariable (&cl_particles_visculling);
597 Cvar_RegisterVariable (&cl_particles_collisions);
598 Cvar_RegisterVariable (&cl_decals);
599 Cvar_RegisterVariable (&cl_decals_visculling);
600 Cvar_RegisterVariable (&cl_decals_time);
601 Cvar_RegisterVariable (&cl_decals_fadetime);
602 Cvar_RegisterVariable (&cl_decals_newsystem);
603 Cvar_RegisterVariable (&cl_decals_newsystem_intensitymultiplier);
604 Cvar_RegisterVariable (&cl_decals_newsystem_immediatebloodstain);
605 Cvar_RegisterVariable (&cl_decals_newsystem_bloodsmears);
606 Cvar_RegisterVariable (&cl_decals_models);
607 Cvar_RegisterVariable (&cl_decals_bias);
608 Cvar_RegisterVariable (&cl_decals_max);
611 void CL_Particles_Shutdown (void)
615 void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha);
616 void CL_SpawnDecalParticleForPoint(const vec3_t org, float maxdist, float size, float alpha, int texnum, int color1, int color2);
618 // list of all 26 parameters:
619 // ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
620 // pcolor1,pcolor2 - minimum and maximum ranges of color, randomly interpolated to decide particle color
621 // ptex - any of the tex_ values such as tex_smoke[rand()&7] or tex_particle
622 // psize - size of particle (or thickness for PARTICLE_SPARK and PARTICLE_*BEAM)
623 // palpha - opacity of particle as 0-255 (can be more than 255)
624 // palphafade - rate of fade per second (so 256 would mean a 256 alpha particle would fade to nothing in 1 second)
625 // ptime - how long the particle can live (note it is also removed if alpha drops to nothing)
626 // pgravity - how much effect gravity has on the particle (0-1)
627 // 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
628 // px,py,pz - starting origin of particle
629 // pvx,pvy,pvz - starting velocity of particle
630 // pfriction - how much the particle slows down per second (0-1 typically, can slowdown faster than 1)
631 // blendmode - one of the PBLEND_ values
632 // orientation - one of the PARTICLE_ values
633 // staincolor1, staincolor2: minimum and maximum ranges of stain color, randomly interpolated to decide stain color (-1 to use none)
634 // staintex: any of the tex_ values such as tex_smoke[rand()&7] or tex_particle (-1 to use none)
635 // stainalpha: opacity of the stain as factor for alpha
636 // stainsize: size of the stain as factor for palpha
637 // angle: base rotation of the particle geometry around its center normal
638 // spin: rotation speed of the particle geometry around its center normal
639 particle_t *CL_NewParticle(const vec3_t sortorigin, 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, int staincolor1, int staincolor2, int staintex, float stainalpha, float stainsize, float angle, float spin, float tint[4])
644 if (!cl_particles.integer)
646 for (;cl.free_particle < cl.max_particles && cl.particles[cl.free_particle].typeindex;cl.free_particle++);
647 if (cl.free_particle >= cl.max_particles)
650 lifetime = palpha / min(1, palphafade);
651 part = &cl.particles[cl.free_particle++];
652 if (cl.num_particles < cl.free_particle)
653 cl.num_particles = cl.free_particle;
654 memset(part, 0, sizeof(*part));
655 VectorCopy(sortorigin, part->sortorigin);
656 part->typeindex = ptypeindex;
657 part->blendmode = blendmode;
658 if(orientation == PARTICLE_HBEAM || orientation == PARTICLE_VBEAM)
660 particletexture_t *tex = &particletexture[ptex];
661 if(tex->t1 == 0 && tex->t2 == 1) // full height of texture?
662 part->orientation = PARTICLE_VBEAM;
664 part->orientation = PARTICLE_HBEAM;
667 part->orientation = orientation;
668 l2 = (int)lhrandom(0.5, 256.5);
670 part->color[0] = ((((pcolor1 >> 16) & 0xFF) * l1 + ((pcolor2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
671 part->color[1] = ((((pcolor1 >> 8) & 0xFF) * l1 + ((pcolor2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
672 part->color[2] = ((((pcolor1 >> 0) & 0xFF) * l1 + ((pcolor2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
675 part->color[0] = (unsigned char)floor(Image_LinearFloatFromsRGB(part->color[0]) * 255.0f + 0.5f);
676 part->color[1] = (unsigned char)floor(Image_LinearFloatFromsRGB(part->color[1]) * 255.0f + 0.5f);
677 part->color[2] = (unsigned char)floor(Image_LinearFloatFromsRGB(part->color[2]) * 255.0f + 0.5f);
679 part->alpha = palpha;
680 part->alphafade = palphafade;
681 part->staintexnum = staintex;
682 if(staincolor1 >= 0 && staincolor2 >= 0)
684 l2 = (int)lhrandom(0.5, 256.5);
686 if(blendmode == PBLEND_INVMOD)
688 r = ((((staincolor1 >> 16) & 0xFF) * l1 + ((staincolor2 >> 16) & 0xFF) * l2) * (255 - part->color[0])) / 0x8000; // staincolor 0x808080 keeps color invariant
689 g = ((((staincolor1 >> 8) & 0xFF) * l1 + ((staincolor2 >> 8) & 0xFF) * l2) * (255 - part->color[1])) / 0x8000;
690 b = ((((staincolor1 >> 0) & 0xFF) * l1 + ((staincolor2 >> 0) & 0xFF) * l2) * (255 - part->color[2])) / 0x8000;
694 r = ((((staincolor1 >> 16) & 0xFF) * l1 + ((staincolor2 >> 16) & 0xFF) * l2) * part->color[0]) / 0x8000; // staincolor 0x808080 keeps color invariant
695 g = ((((staincolor1 >> 8) & 0xFF) * l1 + ((staincolor2 >> 8) & 0xFF) * l2) * part->color[1]) / 0x8000;
696 b = ((((staincolor1 >> 0) & 0xFF) * l1 + ((staincolor2 >> 0) & 0xFF) * l2) * part->color[2]) / 0x8000;
698 if(r > 0xFF) r = 0xFF;
699 if(g > 0xFF) g = 0xFF;
700 if(b > 0xFF) b = 0xFF;
704 r = part->color[0]; // -1 is shorthand for stain = particle color
708 part->staincolor[0] = r;
709 part->staincolor[1] = g;
710 part->staincolor[2] = b;
711 part->stainalpha = palpha * stainalpha;
712 part->stainsize = psize * stainsize;
715 if(blendmode != PBLEND_INVMOD) // invmod is immune to tinting
717 part->color[0] *= tint[0];
718 part->color[1] *= tint[1];
719 part->color[2] *= tint[2];
721 part->alpha *= tint[3];
722 part->alphafade *= tint[3];
723 part->stainalpha *= tint[3];
727 part->sizeincrease = psizeincrease;
728 part->gravity = pgravity;
729 part->bounce = pbounce;
730 part->stretch = stretch;
732 part->org[0] = px + originjitter * v[0];
733 part->org[1] = py + originjitter * v[1];
734 part->org[2] = pz + originjitter * v[2];
735 part->vel[0] = pvx + velocityjitter * v[0];
736 part->vel[1] = pvy + velocityjitter * v[1];
737 part->vel[2] = pvz + velocityjitter * v[2];
739 part->airfriction = pairfriction;
740 part->liquidfriction = pliquidfriction;
741 part->die = cl.time + lifetime;
742 part->delayedspawn = cl.time;
743 // part->delayedcollisions = 0;
744 part->qualityreduction = pqualityreduction;
747 // if it is rain or snow, trace ahead and shut off collisions until an actual collision event needs to occur to improve performance
748 if (part->typeindex == pt_rain)
752 float lifetime = part->die - cl.time;
755 // turn raindrop into simple spark and create delayedspawn splash effect
756 part->typeindex = pt_spark;
758 VectorMA(part->org, lifetime, part->vel, endvec);
759 trace = CL_TraceLine(part->org, endvec, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK, true, false, NULL, false, false);
760 part->die = cl.time + lifetime * trace.fraction;
761 part2 = CL_NewParticle(endvec, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
764 part2->delayedspawn = part->die;
765 part2->die += part->die - cl.time;
766 for (i = rand() & 7;i < 10;i++)
768 part2 = CL_NewParticle(endvec, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
771 part2->delayedspawn = part->die;
772 part2->die += part->die - cl.time;
778 else if (part->bounce != 0 && part->gravity == 0 && part->typeindex != pt_snow)
780 float lifetime = part->alpha / (part->alphafade ? part->alphafade : 1);
783 VectorMA(part->org, lifetime, part->vel, endvec);
784 trace = CL_TraceLine(part->org, endvec, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY, true, false, NULL, false);
785 part->delayedcollisions = cl.time + lifetime * trace.fraction - 0.1;
792 static void CL_ImmediateBloodStain(particle_t *part)
797 // blood creates a splash at spawn, not just at impact, this makes monsters bloody where they are shot
798 if (part->staintexnum >= 0 && cl_decals_newsystem.integer && cl_decals.integer)
800 VectorCopy(part->vel, v);
802 staintex = part->staintexnum;
803 R_DecalSystem_SplatEntities(part->org, v, 1-part->staincolor[0]*(1.0f/255.0f), 1-part->staincolor[1]*(1.0f/255.0f), 1-part->staincolor[2]*(1.0f/255.0f), part->stainalpha*(1.0f/255.0f), particletexture[staintex].s1, particletexture[staintex].t1, particletexture[staintex].s2, particletexture[staintex].t2, part->stainsize);
806 // blood creates a splash at spawn, not just at impact, this makes monsters bloody where they are shot
807 if (part->typeindex == pt_blood && cl_decals_newsystem.integer && cl_decals.integer)
809 VectorCopy(part->vel, v);
811 staintex = tex_blooddecal[rand()&7];
812 R_DecalSystem_SplatEntities(part->org, v, part->color[0]*(1.0f/255.0f), part->color[1]*(1.0f/255.0f), part->color[2]*(1.0f/255.0f), part->alpha*(1.0f/255.0f), particletexture[staintex].s1, particletexture[staintex].t1, particletexture[staintex].s2, particletexture[staintex].t2, part->size * 2);
816 void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha)
820 entity_render_t *ent = &cl.entities[hitent].render;
821 unsigned char color[3];
822 if (!cl_decals.integer)
824 if (!ent->allowdecals)
827 l2 = (int)lhrandom(0.5, 256.5);
829 color[0] = ((((color1 >> 16) & 0xFF) * l1 + ((color2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
830 color[1] = ((((color1 >> 8) & 0xFF) * l1 + ((color2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
831 color[2] = ((((color1 >> 0) & 0xFF) * l1 + ((color2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
833 if (cl_decals_newsystem.integer)
836 R_DecalSystem_SplatEntities(org, normal, Image_LinearFloatFromsRGB(color[0]), Image_LinearFloatFromsRGB(color[1]), Image_LinearFloatFromsRGB(color[2]), alpha*(1.0f/255.0f), particletexture[texnum].s1, particletexture[texnum].t1, particletexture[texnum].s2, particletexture[texnum].t2, size);
838 R_DecalSystem_SplatEntities(org, normal, color[0]*(1.0f/255.0f), color[1]*(1.0f/255.0f), color[2]*(1.0f/255.0f), alpha*(1.0f/255.0f), particletexture[texnum].s1, particletexture[texnum].t1, particletexture[texnum].s2, particletexture[texnum].t2, size);
842 for (;cl.free_decal < cl.max_decals && cl.decals[cl.free_decal].typeindex;cl.free_decal++);
843 if (cl.free_decal >= cl.max_decals)
845 decal = &cl.decals[cl.free_decal++];
846 if (cl.num_decals < cl.free_decal)
847 cl.num_decals = cl.free_decal;
848 memset(decal, 0, sizeof(*decal));
849 decal->decalsequence = cl.decalsequence++;
850 decal->typeindex = pt_decal;
851 decal->texnum = texnum;
852 VectorMA(org, cl_decals_bias.value, normal, decal->org);
853 VectorCopy(normal, decal->normal);
855 decal->alpha = alpha;
856 decal->time2 = cl.time;
857 decal->color[0] = color[0];
858 decal->color[1] = color[1];
859 decal->color[2] = color[2];
862 decal->color[0] = (unsigned char)(Image_LinearFloatFromsRGB(decal->color[0]) * 256.0f);
863 decal->color[1] = (unsigned char)(Image_LinearFloatFromsRGB(decal->color[1]) * 256.0f);
864 decal->color[2] = (unsigned char)(Image_LinearFloatFromsRGB(decal->color[2]) * 256.0f);
866 decal->owner = hitent;
867 decal->clusterindex = -1000; // no vis culling unless we're sure
870 // these relative things are only used to regenerate p->org and p->vel if decal->owner is not world (0)
871 decal->ownermodel = cl.entities[decal->owner].render.model;
872 Matrix4x4_Transform(&cl.entities[decal->owner].render.inversematrix, org, decal->relativeorigin);
873 Matrix4x4_Transform3x3(&cl.entities[decal->owner].render.inversematrix, normal, decal->relativenormal);
877 if(r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf)
879 mleaf_t *leaf = r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, decal->org);
881 decal->clusterindex = leaf->clusterindex;
886 void CL_SpawnDecalParticleForPoint(const vec3_t org, float maxdist, float size, float alpha, int texnum, int color1, int color2)
893 int besthitent = 0, hitent;
896 for (i = 0;i < 32;i++)
899 VectorMA(org, maxdist, org2, org2);
900 trace = CL_TraceLine(org, org2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, &hitent, false, true);
901 // take the closest trace result that doesn't end up hitting a NOMARKS
902 // surface (sky for example)
903 if (bestfrac > trace.fraction && !(trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS))
905 bestfrac = trace.fraction;
907 VectorCopy(trace.endpos, bestorg);
908 VectorCopy(trace.plane.normal, bestnormal);
912 CL_SpawnDecalParticleForSurface(besthitent, bestorg, bestnormal, color1, color2, texnum, size, alpha);
915 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount);
916 static void CL_Smoke(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float smokecount);
917 static 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)
920 matrix4x4_t tempmatrix;
923 VectorLerp(originmins, 0.5, originmaxs, center);
924 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
925 if (effectnameindex == EFFECT_SVC_PARTICLE)
927 if (cl_particles.integer)
929 // bloodhack checks if this effect's color matches regular or lightning blood and if so spawns a blood effect instead
931 CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
932 else if (cl_particles_blood_bloodhack.integer && !cl_particles_quake.integer && (palettecolor == 73 || palettecolor == 225))
933 CL_ParticleEffect(EFFECT_TE_BLOOD, count / 2.0f, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
936 count *= cl_particles_quality.value;
937 for (;count > 0;count--)
939 int k = particlepalette[(palettecolor & ~7) + (rand()&7)];
940 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
945 else if (effectnameindex == EFFECT_TE_WIZSPIKE)
946 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 30*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 20);
947 else if (effectnameindex == EFFECT_TE_KNIGHTSPIKE)
948 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 226);
949 else if (effectnameindex == EFFECT_TE_SPIKE)
951 if (cl_particles_bulletimpacts.integer)
953 if (cl_particles_quake.integer)
955 if (cl_particles_smoke.integer)
956 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
960 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
961 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count);
962 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
966 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
967 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
969 else if (effectnameindex == EFFECT_TE_SPIKEQUAD)
971 if (cl_particles_bulletimpacts.integer)
973 if (cl_particles_quake.integer)
975 if (cl_particles_smoke.integer)
976 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 10*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
980 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
981 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 15*count);
982 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
986 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
987 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
988 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);
990 else if (effectnameindex == EFFECT_TE_SUPERSPIKE)
992 if (cl_particles_bulletimpacts.integer)
994 if (cl_particles_quake.integer)
996 if (cl_particles_smoke.integer)
997 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
1001 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 8*count);
1002 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count);
1003 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1007 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
1008 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1010 else if (effectnameindex == EFFECT_TE_SUPERSPIKEQUAD)
1012 if (cl_particles_bulletimpacts.integer)
1014 if (cl_particles_quake.integer)
1016 if (cl_particles_smoke.integer)
1017 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
1021 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 8*count);
1022 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 30*count);
1023 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1027 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
1028 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1029 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);
1031 else if (effectnameindex == EFFECT_TE_BLOOD)
1033 if (!cl_particles_blood.integer)
1035 if (cl_particles_quake.integer)
1036 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 2*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 73);
1039 static double bloodaccumulator = 0;
1040 qboolean immediatebloodstain = (cl_decals_newsystem_immediatebloodstain.integer >= 1);
1041 //CL_NewParticle(center, 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, NULL);
1042 bloodaccumulator += count * 0.333 * cl_particles_quality.value;
1043 for (;bloodaccumulator > 0;bloodaccumulator--)
1045 part = CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1046 if (immediatebloodstain && part)
1048 immediatebloodstain = false;
1049 CL_ImmediateBloodStain(part);
1054 else if (effectnameindex == EFFECT_TE_SPARK)
1055 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, count);
1056 else if (effectnameindex == EFFECT_TE_PLASMABURN)
1058 // plasma scorch mark
1059 R_Stain(center, 40, 40, 40, 40, 64, 88, 88, 88, 64);
1060 CL_SpawnDecalParticleForPoint(center, 6, 6, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1061 CL_AllocLightFlash(NULL, &tempmatrix, 200, 1, 1, 1, 1000, 0.2, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1063 else if (effectnameindex == EFFECT_TE_GUNSHOT)
1065 if (cl_particles_bulletimpacts.integer)
1067 if (cl_particles_quake.integer)
1068 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
1071 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
1072 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 20*count);
1073 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1077 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
1078 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1080 else if (effectnameindex == EFFECT_TE_GUNSHOTQUAD)
1082 if (cl_particles_bulletimpacts.integer)
1084 if (cl_particles_quake.integer)
1085 CL_ParticleEffect(EFFECT_SVC_PARTICLE, 20*count, originmins, originmaxs, velocitymins, velocitymaxs, NULL, 0);
1088 CL_Smoke(originmins, originmaxs, velocitymins, velocitymaxs, 4*count);
1089 CL_Sparks(originmins, originmaxs, velocitymins, velocitymaxs, 20*count);
1090 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1094 R_Stain(center, 16, 40, 40, 40, 64, 88, 88, 88, 64);
1095 CL_SpawnDecalParticleForPoint(center, 6, 3, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1096 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);
1098 else if (effectnameindex == EFFECT_TE_EXPLOSION)
1100 CL_ParticleExplosion(center);
1101 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);
1103 else if (effectnameindex == EFFECT_TE_EXPLOSIONQUAD)
1105 CL_ParticleExplosion(center);
1106 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);
1108 else if (effectnameindex == EFFECT_TE_TAREXPLOSION)
1110 if (cl_particles_quake.integer)
1113 for (i = 0;i < 1024 * cl_particles_quality.value;i++)
1116 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1118 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1122 CL_ParticleExplosion(center);
1123 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);
1125 else if (effectnameindex == EFFECT_TE_SMALLFLASH)
1126 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);
1127 else if (effectnameindex == EFFECT_TE_FLAMEJET)
1129 count *= cl_particles_quality.value;
1131 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1133 else if (effectnameindex == EFFECT_TE_LAVASPLASH)
1135 float i, j, inc, vel;
1138 inc = 8 / cl_particles_quality.value;
1139 for (i = -128;i < 128;i += inc)
1141 for (j = -128;j < 128;j += inc)
1143 dir[0] = j + lhrandom(0, inc);
1144 dir[1] = i + lhrandom(0, inc);
1146 org[0] = center[0] + dir[0];
1147 org[1] = center[1] + dir[1];
1148 org[2] = center[2] + lhrandom(0, 64);
1149 vel = lhrandom(50, 120) / VectorLength(dir); // normalize and scale
1150 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1154 else if (effectnameindex == EFFECT_TE_TELEPORT)
1156 float i, j, k, inc, vel;
1159 if (cl_particles_quake.integer)
1160 inc = 4 / cl_particles_quality.value;
1162 inc = 8 / cl_particles_quality.value;
1163 for (i = -16;i < 16;i += inc)
1165 for (j = -16;j < 16;j += inc)
1167 for (k = -24;k < 32;k += inc)
1169 VectorSet(dir, i*8, j*8, k*8);
1170 VectorNormalize(dir);
1171 vel = lhrandom(50, 113);
1172 if (cl_particles_quake.integer)
1173 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1175 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1179 if (!cl_particles_quake.integer)
1180 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1181 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);
1183 else if (effectnameindex == EFFECT_TE_TEI_G3)
1184 CL_NewParticle(center, 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_HBEAM, -1, -1, -1, 1, 1, 0, 0, NULL);
1185 else if (effectnameindex == EFFECT_TE_TEI_SMOKE)
1187 if (cl_particles_smoke.integer)
1189 count *= 0.25f * cl_particles_quality.value;
1191 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1194 else if (effectnameindex == EFFECT_TE_TEI_BIGEXPLOSION)
1196 CL_ParticleExplosion(center);
1197 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);
1199 else if (effectnameindex == EFFECT_TE_TEI_PLASMAHIT)
1202 R_Stain(center, 40, 40, 40, 40, 64, 88, 88, 88, 64);
1203 CL_SpawnDecalParticleForPoint(center, 6, 8, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1204 if (cl_particles_smoke.integer)
1205 for (f = 0;f < count;f += 4.0f / cl_particles_quality.value)
1206 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1207 if (cl_particles_sparks.integer)
1208 for (f = 0;f < count;f += 1.0f / cl_particles_quality.value)
1209 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1210 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);
1212 else if (effectnameindex == EFFECT_EF_FLAME)
1214 if (!spawnparticles)
1216 count *= 300 * cl_particles_quality.value;
1218 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1219 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);
1221 else if (effectnameindex == EFFECT_EF_STARDUST)
1223 if (!spawnparticles)
1225 count *= 200 * cl_particles_quality.value;
1227 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1228 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);
1230 else if (!strncmp(particleeffectname[effectnameindex], "TR_", 3))
1234 int smoke, blood, bubbles, r, color;
1236 if (spawndlight && r_refdef.scene.numlights < MAX_DLIGHTS)
1239 Vector4Set(light, 0, 0, 0, 0);
1241 if (effectnameindex == EFFECT_TR_ROCKET)
1242 Vector4Set(light, 3.0f, 1.5f, 0.5f, 200);
1243 else if (effectnameindex == EFFECT_TR_VORESPIKE)
1245 if (gamemode == GAME_PRYDON && !cl_particles_quake.integer)
1246 Vector4Set(light, 0.3f, 0.6f, 1.2f, 100);
1248 Vector4Set(light, 1.2f, 0.5f, 1.0f, 200);
1250 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
1251 Vector4Set(light, 0.75f, 1.5f, 3.0f, 200);
1255 matrix4x4_t tempmatrix;
1256 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, originmaxs[0], originmaxs[1], originmaxs[2], 0, 0, 0, light[3]);
1257 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);
1258 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1262 if (!spawnparticles)
1265 if (originmaxs[0] == originmins[0] && originmaxs[1] == originmins[1] && originmaxs[2] == originmins[2])
1268 VectorSubtract(originmaxs, originmins, dir);
1269 len = VectorNormalizeLength(dir);
1272 dec = -ent->persistent.trail_time;
1273 ent->persistent.trail_time += len;
1274 if (ent->persistent.trail_time < 0.01f)
1277 // if we skip out, leave it reset
1278 ent->persistent.trail_time = 0.0f;
1283 // advance into this frame to reach the first puff location
1284 VectorMA(originmins, dec, dir, pos);
1287 smoke = cl_particles.integer && cl_particles_smoke.integer;
1288 blood = cl_particles.integer && cl_particles_blood.integer;
1289 bubbles = cl_particles.integer && cl_particles_bubbles.integer && !cl_particles_quake.integer && (CL_PointSuperContents(pos) & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME));
1290 qd = 1.0f / cl_particles_quality.value;
1297 if (effectnameindex == EFFECT_TR_BLOOD)
1299 if (cl_particles_quake.integer)
1301 color = particlepalette[67 + (rand()&3)];
1302 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1307 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1310 else if (effectnameindex == EFFECT_TR_SLIGHTBLOOD)
1312 if (cl_particles_quake.integer)
1315 color = particlepalette[67 + (rand()&3)];
1316 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1321 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1327 if (effectnameindex == EFFECT_TR_ROCKET)
1329 if (cl_particles_quake.integer)
1332 color = particlepalette[ramp3[r]];
1333 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1337 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1338 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1341 else if (effectnameindex == EFFECT_TR_GRENADE)
1343 if (cl_particles_quake.integer)
1346 color = particlepalette[ramp3[r]];
1347 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1351 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1354 else if (effectnameindex == EFFECT_TR_WIZSPIKE)
1356 if (cl_particles_quake.integer)
1359 color = particlepalette[52 + (rand()&7)];
1360 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1361 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1363 else if (gamemode == GAME_GOODVSBAD2)
1366 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1370 color = particlepalette[20 + (rand()&7)];
1371 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1374 else if (effectnameindex == EFFECT_TR_KNIGHTSPIKE)
1376 if (cl_particles_quake.integer)
1379 color = particlepalette[230 + (rand()&7)];
1380 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1381 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1385 color = particlepalette[226 + (rand()&7)];
1386 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1389 else if (effectnameindex == EFFECT_TR_VORESPIKE)
1391 if (cl_particles_quake.integer)
1393 color = particlepalette[152 + (rand()&3)];
1394 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1396 else if (gamemode == GAME_GOODVSBAD2)
1399 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1401 else if (gamemode == GAME_PRYDON)
1404 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1407 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1409 else if (effectnameindex == EFFECT_TR_NEHAHRASMOKE)
1412 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1414 else if (effectnameindex == EFFECT_TR_NEXUIZPLASMA)
1417 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1419 else if (effectnameindex == EFFECT_TR_GLOWTRAIL)
1420 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1424 if (effectnameindex == EFFECT_TR_ROCKET)
1425 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1426 else if (effectnameindex == EFFECT_TR_GRENADE)
1427 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1429 // advance to next time and position
1432 VectorMA (pos, dec, dir, pos);
1435 ent->persistent.trail_time = len;
1438 Con_DPrintf("CL_ParticleEffect_Fallback: no fallback found for effect %s\n", particleeffectname[effectnameindex]);
1441 // this is also called on point effects with spawndlight = true and
1442 // spawnparticles = true
1443 // it is called CL_ParticleTrail because most code does not want to supply
1444 // these parameters, only trail handling does
1445 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, float tintmins[4], float tintmaxs[4])
1447 qboolean found = false;
1449 if (effectnameindex < 1 || effectnameindex >= MAX_PARTICLEEFFECTNAME || !particleeffectname[effectnameindex][0])
1451 Con_DPrintf("Unknown effect number %i received from server\n", effectnameindex);
1452 return; // no such effect
1454 if (!cl_particles_quake.integer && particleeffectinfo[0].effectnameindex)
1456 int effectinfoindex;
1459 particleeffectinfo_t *info;
1471 qboolean underwater;
1472 qboolean immediatebloodstain;
1474 float avgtint[4], tint[4], tintlerp;
1475 // note this runs multiple effects with the same name, each one spawns only one kind of particle, so some effects need more than one
1476 VectorLerp(originmins, 0.5, originmaxs, center);
1477 supercontents = CL_PointSuperContents(center);
1478 underwater = (supercontents & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)) != 0;
1479 VectorSubtract(originmaxs, originmins, traildir);
1480 traillen = VectorLength(traildir);
1481 VectorNormalize(traildir);
1484 Vector4Lerp(tintmins, 0.5, tintmaxs, avgtint);
1488 Vector4Set(avgtint, 1, 1, 1, 1);
1490 for (effectinfoindex = 0, info = particleeffectinfo;effectinfoindex < MAX_PARTICLEEFFECTINFO && info->effectnameindex;effectinfoindex++, info++)
1492 if (info->effectnameindex == effectnameindex)
1495 if ((info->flags & PARTICLEEFFECT_UNDERWATER) && !underwater)
1497 if ((info->flags & PARTICLEEFFECT_NOTUNDERWATER) && underwater)
1500 // spawn a dlight if requested
1501 if (info->lightradiusstart > 0 && spawndlight)
1503 matrix4x4_t tempmatrix;
1504 if (info->trailspacing > 0)
1505 Matrix4x4_CreateTranslate(&tempmatrix, originmaxs[0], originmaxs[1], originmaxs[2]);
1507 Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
1508 if (info->lighttime > 0 && info->lightradiusfade > 0)
1510 // light flash (explosion, etc)
1511 // called when effect starts
1512 CL_AllocLightFlash(NULL, &tempmatrix, info->lightradiusstart, info->lightcolor[0]*avgtint[0]*avgtint[3], info->lightcolor[1]*avgtint[1]*avgtint[3], info->lightcolor[2]*avgtint[2]*avgtint[3], info->lightradiusfade, info->lighttime, info->lightcubemapnum, -1, info->lightshadow, info->lightcorona[0], info->lightcorona[1], 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1514 else if (r_refdef.scene.numlights < MAX_DLIGHTS)
1517 // called by CL_LinkNetworkEntity
1518 Matrix4x4_Scale(&tempmatrix, info->lightradiusstart, 1);
1519 rvec[0] = info->lightcolor[0]*avgtint[0]*avgtint[3];
1520 rvec[1] = info->lightcolor[1]*avgtint[1]*avgtint[3];
1521 rvec[2] = info->lightcolor[2]*avgtint[2]*avgtint[3];
1522 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, rvec, -1, info->lightcubemapnum > 0 ? va(vabuf, sizeof(vabuf), "cubemaps/%i", info->lightcubemapnum) : NULL, info->lightshadow, info->lightcorona[0], info->lightcorona[1], 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1523 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1527 if (!spawnparticles)
1532 if (info->tex[1] > info->tex[0])
1534 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1535 tex = min(tex, info->tex[1] - 1);
1537 if(info->staintex[0] < 0)
1538 staintex = info->staintex[0];
1541 staintex = (int)lhrandom(info->staintex[0], info->staintex[1]);
1542 staintex = min(staintex, info->staintex[1] - 1);
1544 if (info->particletype == pt_decal)
1546 VectorMAM(0.5f, velocitymins, 0.5f, velocitymaxs, velocity);
1547 AnglesFromVectors(angles, velocity, NULL, false);
1548 AngleVectors(angles, forward, right, up);
1549 VectorMAMAMAM(1.0f, center, info->relativeoriginoffset[0], forward, info->relativeoriginoffset[1], right, info->relativeoriginoffset[2], up, trailpos);
1551 CL_SpawnDecalParticleForPoint(trailpos, info->originjitter[0], lhrandom(info->size[0], info->size[1]), lhrandom(info->alpha[0], info->alpha[1])*avgtint[3], tex, info->color[0], info->color[1]);
1553 else if (info->orientation == PARTICLE_HBEAM)
1555 AnglesFromVectors(angles, traildir, NULL, false);
1556 AngleVectors(angles, forward, right, up);
1557 VectorMAMAM(info->relativeoriginoffset[0], forward, info->relativeoriginoffset[1], right, info->relativeoriginoffset[2], up, trailpos);
1559 CL_NewParticle(center, 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] + trailpos[0], originmins[1] + trailpos[1], originmins[2] + trailpos[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, info->staincolor[0], info->staincolor[1], staintex, lhrandom(info->stainalpha[0], info->stainalpha[1]), lhrandom(info->stainsize[0], info->stainsize[1]), 0, 0, tintmins ? avgtint : NULL);
1563 if (!cl_particles.integer)
1565 switch (info->particletype)
1567 case pt_smoke: if (!cl_particles_smoke.integer) continue;break;
1568 case pt_spark: if (!cl_particles_sparks.integer) continue;break;
1569 case pt_bubble: if (!cl_particles_bubbles.integer) continue;break;
1570 case pt_blood: if (!cl_particles_blood.integer) continue;break;
1571 case pt_rain: if (!cl_particles_rain.integer) continue;break;
1572 case pt_snow: if (!cl_particles_snow.integer) continue;break;
1575 VectorCopy(originmins, trailpos);
1576 if (info->trailspacing > 0)
1578 info->particleaccumulator += traillen / info->trailspacing * cl_particles_quality.value;
1579 trailstep = info->trailspacing / cl_particles_quality.value;
1580 immediatebloodstain = false;
1582 AnglesFromVectors(angles, traildir, NULL, false);
1583 AngleVectors(angles, forward, right, up);
1584 VectorMAMAMAM(1.0f, trailpos, info->relativeoriginoffset[0], forward, info->relativeoriginoffset[1], right, info->relativeoriginoffset[2], up, trailpos);
1585 VectorMAMAM(info->relativevelocityoffset[0], forward, info->relativevelocityoffset[1], right, info->relativevelocityoffset[2], up, velocity);
1589 info->particleaccumulator += info->countabsolute + pcount * info->countmultiplier * cl_particles_quality.value;
1591 immediatebloodstain =
1592 ((cl_decals_newsystem_immediatebloodstain.integer >= 1) && (info->particletype == pt_blood))
1594 ((cl_decals_newsystem_immediatebloodstain.integer >= 2) && staintex);
1596 VectorMAM(0.5f, velocitymins, 0.5f, velocitymaxs, velocity);
1597 AnglesFromVectors(angles, velocity, NULL, false);
1598 AngleVectors(angles, forward, right, up);
1599 VectorMAMAMAM(1.0f, trailpos, info->relativeoriginoffset[0], traildir, info->relativeoriginoffset[1], right, info->relativeoriginoffset[2], up, trailpos);
1600 VectorMAMAM(info->relativevelocityoffset[0], traildir, info->relativevelocityoffset[1], right, info->relativevelocityoffset[2], up, velocity);
1602 info->particleaccumulator = bound(0, info->particleaccumulator, 16384);
1603 for (;info->particleaccumulator >= 1;info->particleaccumulator--)
1605 if (info->tex[1] > info->tex[0])
1607 tex = (int)lhrandom(info->tex[0], info->tex[1]);
1608 tex = min(tex, info->tex[1] - 1);
1612 trailpos[0] = lhrandom(originmins[0], originmaxs[0]);
1613 trailpos[1] = lhrandom(originmins[1], originmaxs[1]);
1614 trailpos[2] = lhrandom(originmins[2], originmaxs[2]);
1618 tintlerp = lhrandom(0, 1);
1619 Vector4Lerp(tintmins, tintlerp, tintmaxs, tint);
1622 part = CL_NewParticle(center, 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] + velocity[0], lhrandom(velocitymins[1], velocitymaxs[1]) * info->velocitymultiplier + info->velocityoffset[1] + info->velocityjitter[1] * rvec[1] + velocity[1], lhrandom(velocitymins[2], velocitymaxs[2]) * info->velocitymultiplier + info->velocityoffset[2] + info->velocityjitter[2] * rvec[2] + velocity[2], info->airfriction, info->liquidfriction, 0, 0, info->countabsolute <= 0, lhrandom(info->time[0], info->time[1]), info->stretchfactor, info->blendmode, info->orientation, info->staincolor[0], info->staincolor[1], staintex, lhrandom(info->stainalpha[0], info->stainalpha[1]), lhrandom(info->stainsize[0], info->stainsize[1]), lhrandom(info->rotate[0], info->rotate[1]), lhrandom(info->rotate[2], info->rotate[3]), tintmins ? tint : NULL);
1623 if (immediatebloodstain && part)
1625 immediatebloodstain = false;
1626 CL_ImmediateBloodStain(part);
1629 VectorMA(trailpos, trailstep, traildir, trailpos);
1636 CL_ParticleEffect_Fallback(effectnameindex, pcount, originmins, originmaxs, velocitymins, velocitymaxs, ent, palettecolor, spawndlight, spawnparticles);
1639 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)
1641 CL_ParticleTrail(effectnameindex, pcount, originmins, originmaxs, velocitymins, velocitymaxs, ent, palettecolor, true, true, NULL, NULL);
1649 void CL_EntityParticles (const entity_t *ent)
1652 vec_t pitch, yaw, dist = 64, beamlength = 16;
1654 static vec3_t avelocities[NUMVERTEXNORMALS];
1655 if (!cl_particles.integer) return;
1656 if (cl.time <= cl.oldtime) return; // don't spawn new entity particles while paused
1658 Matrix4x4_OriginFromMatrix(&ent->render.matrix, org);
1660 if (!avelocities[0][0])
1661 for (i = 0;i < NUMVERTEXNORMALS;i++)
1662 for (j = 0;j < 3;j++)
1663 avelocities[i][j] = lhrandom(0, 2.55);
1665 for (i = 0;i < NUMVERTEXNORMALS;i++)
1667 yaw = cl.time * avelocities[i][0];
1668 pitch = cl.time * avelocities[i][1];
1669 v[0] = org[0] + m_bytenormals[i][0] * dist + (cos(pitch)*cos(yaw)) * beamlength;
1670 v[1] = org[1] + m_bytenormals[i][1] * dist + (cos(pitch)*sin(yaw)) * beamlength;
1671 v[2] = org[2] + m_bytenormals[i][2] * dist + (-sin(pitch)) * beamlength;
1672 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1677 void CL_ReadPointFile_f (void)
1679 double org[3], leakorg[3];
1682 char *pointfile = NULL, *pointfilepos, *t, tchar;
1683 char name[MAX_QPATH];
1688 dpsnprintf(name, sizeof(name), "%s.pts", cl.worldnamenoextension);
1689 pointfile = (char *)FS_LoadFile(name, tempmempool, true, NULL);
1692 Con_Printf("Could not open %s\n", name);
1696 Con_Printf("Reading %s...\n", name);
1697 VectorClear(leakorg);
1700 pointfilepos = pointfile;
1701 while (*pointfilepos)
1703 while (*pointfilepos == '\n' || *pointfilepos == '\r')
1708 while (*t && *t != '\n' && *t != '\r')
1712 #if _MSC_VER >= 1400
1713 #define sscanf sscanf_s
1715 r = sscanf (pointfilepos,"%lf %lf %lf", &org[0], &org[1], &org[2]);
1716 VectorCopy(org, vecorg);
1722 VectorCopy(org, leakorg);
1725 if (cl.num_particles < cl.max_particles - 3)
1728 CL_NewParticle(vecorg, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1731 Mem_Free(pointfile);
1732 VectorCopy(leakorg, vecorg);
1733 Con_Printf("%i points read (%i particles spawned)\nLeak at %f %f %f\n", c, s, leakorg[0], leakorg[1], leakorg[2]);
1735 CL_NewParticle(vecorg, 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_HBEAM, -1, -1, -1, 1, 1, 0, 0, NULL);
1736 CL_NewParticle(vecorg, 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_HBEAM, -1, -1, -1, 1, 1, 0, 0, NULL);
1737 CL_NewParticle(vecorg, 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_HBEAM, -1, -1, -1, 1, 1, 0, 0, NULL);
1742 CL_ParseParticleEffect
1744 Parse an effect out of the server message
1747 void CL_ParseParticleEffect (void)
1750 int i, count, msgcount, color;
1752 MSG_ReadVector(&cl_message, org, cls.protocol);
1753 for (i=0 ; i<3 ; i++)
1754 dir[i] = MSG_ReadChar(&cl_message) * (1.0 / 16.0);
1755 msgcount = MSG_ReadByte(&cl_message);
1756 color = MSG_ReadByte(&cl_message);
1758 if (msgcount == 255)
1763 CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
1768 CL_ParticleExplosion
1772 void CL_ParticleExplosion (const vec3_t org)
1778 R_Stain(org, 96, 40, 40, 40, 64, 88, 88, 88, 64);
1779 CL_SpawnDecalParticleForPoint(org, 40, 48, 255, tex_bulletdecal[rand()&7], 0xFFFFFF, 0xFFFFFF);
1781 if (cl_particles_quake.integer)
1783 for (i = 0;i < 1024;i++)
1789 color = particlepalette[ramp1[r]];
1790 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1794 color = particlepalette[ramp2[r]];
1795 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1801 i = CL_PointSuperContents(org);
1802 if (i & (SUPERCONTENTS_SLIME | SUPERCONTENTS_WATER))
1804 if (cl_particles.integer && cl_particles_bubbles.integer)
1805 for (i = 0;i < 128 * cl_particles_quality.value;i++)
1806 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1810 if (cl_particles.integer && cl_particles_sparks.integer && cl_particles_explosions_sparks.integer)
1812 for (i = 0;i < 512 * cl_particles_quality.value;i++)
1819 VectorMA(org, 128, v2, v);
1820 trace = CL_TraceLine(org, v, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false, false);
1822 while (k < 16 && trace.fraction < 0.1f);
1823 VectorSubtract(trace.endpos, org, v2);
1824 VectorScale(v2, 2.0f, v2);
1825 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1831 if (cl_particles_explosions_shell.integer)
1832 R_NewExplosion(org);
1837 CL_ParticleExplosion2
1841 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength)
1844 if (!cl_particles.integer) return;
1846 for (i = 0;i < 512 * cl_particles_quality.value;i++)
1848 k = particlepalette[colorStart + (i % colorLength)];
1849 if (cl_particles_quake.integer)
1850 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1852 CL_NewParticle(org, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1856 static void CL_Sparks(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float sparkcount)
1859 VectorMAM(0.5f, originmins, 0.5f, originmaxs, center);
1860 if (cl_particles_sparks.integer)
1862 sparkcount *= cl_particles_quality.value;
1863 while(sparkcount-- > 0)
1864 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1868 static void CL_Smoke(const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, float smokecount)
1871 VectorMAM(0.5f, originmins, 0.5f, originmaxs, center);
1872 if (cl_particles_smoke.integer)
1874 smokecount *= cl_particles_quality.value;
1875 while(smokecount-- > 0)
1876 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1880 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)
1884 if (!cl_particles.integer) return;
1885 VectorMAM(0.5f, mins, 0.5f, maxs, center);
1887 count = (int)(count * cl_particles_quality.value);
1890 k = particlepalette[colorbase + (rand()&3)];
1891 CL_NewParticle(center, 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, -1, -1, -1, 1, 1, 0, 0, NULL);
1895 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type)
1898 float minz, maxz, lifetime = 30;
1900 if (!cl_particles.integer) return;
1901 if (dir[2] < 0) // falling
1903 minz = maxs[2] + dir[2] * 0.1;
1906 lifetime = (maxz - cl.worldmodel->normalmins[2]) / max(1, -dir[2]);
1911 maxz = maxs[2] + dir[2] * 0.1;
1913 lifetime = (cl.worldmodel->normalmaxs[2] - minz) / max(1, dir[2]);
1916 count = (int)(count * cl_particles_quality.value);
1921 if (!cl_particles_rain.integer) break;
1922 count *= 4; // ick, this should be in the mod or maps?
1926 k = particlepalette[colorbase + (rand()&3)];
1927 VectorSet(org, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz));
1928 if (gamemode == GAME_GOODVSBAD2)
1929 CL_NewParticle(org, pt_rain, k, k, tex_particle, 20, 0, lhrandom(32, 64), 0, 0, -1, org[0], org[1], org[2], dir[0], dir[1], dir[2], 0, 0, 0, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_SPARK, -1, -1, -1, 1, 1, 0, 0, NULL);
1931 CL_NewParticle(org, pt_rain, k, k, tex_particle, 0.5, 0, lhrandom(32, 64), 0, 0, -1, org[0], org[1], org[2], dir[0], dir[1], dir[2], 0, 0, 0, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_SPARK, -1, -1, -1, 1, 1, 0, 0, NULL);
1935 if (!cl_particles_snow.integer) break;
1938 k = particlepalette[colorbase + (rand()&3)];
1939 VectorSet(org, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz));
1940 if (gamemode == GAME_GOODVSBAD2)
1941 CL_NewParticle(org, pt_snow, k, k, tex_particle, 20, 0, lhrandom(64, 128), 0, 0, -1, org[0], org[1], org[2], dir[0], dir[1], dir[2], 0, 0, 0, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_BILLBOARD, -1, -1, -1, 1, 1, 0, 0, NULL);
1943 CL_NewParticle(org, pt_snow, k, k, tex_particle, 1, 0, lhrandom(64, 128), 0, 0, -1, org[0], org[1], org[2], dir[0], dir[1], dir[2], 0, 0, 0, 0, true, lifetime, 1, PBLEND_ADD, PARTICLE_BILLBOARD, -1, -1, -1, 1, 1, 0, 0, NULL);
1947 Con_Printf ("CL_ParticleRain: unknown type %i (0 = rain, 1 = snow)\n", type);
1951 cvar_t r_drawparticles = {0, "r_drawparticles", "1", "enables drawing of particles"};
1952 static cvar_t r_drawparticles_drawdistance = {CVAR_SAVE, "r_drawparticles_drawdistance", "2000", "particles further than drawdistance*size will not be drawn"};
1953 static cvar_t r_drawparticles_nearclip_min = {CVAR_SAVE, "r_drawparticles_nearclip_min", "4", "particles closer than drawnearclip_min will not be drawn"};
1954 static cvar_t r_drawparticles_nearclip_max = {CVAR_SAVE, "r_drawparticles_nearclip_max", "4", "particles closer than drawnearclip_min will be faded"};
1955 cvar_t r_drawdecals = {0, "r_drawdecals", "1", "enables drawing of decals"};
1956 static cvar_t r_drawdecals_drawdistance = {CVAR_SAVE, "r_drawdecals_drawdistance", "500", "decals further than drawdistance*size will not be drawn"};
1958 #define PARTICLETEXTURESIZE 64
1959 #define PARTICLEFONTSIZE (PARTICLETEXTURESIZE*8)
1961 static unsigned char shadebubble(float dx, float dy, vec3_t light)
1965 dz = 1 - (dx*dx+dy*dy);
1966 if (dz > 0) // it does hit the sphere
1970 normal[0] = dx;normal[1] = dy;normal[2] = dz;
1971 VectorNormalize(normal);
1972 dot = DotProduct(normal, light);
1973 if (dot > 0.5) // interior reflection
1974 f += ((dot * 2) - 1);
1975 else if (dot < -0.5) // exterior reflection
1976 f += ((dot * -2) - 1);
1978 normal[0] = dx;normal[1] = dy;normal[2] = -dz;
1979 VectorNormalize(normal);
1980 dot = DotProduct(normal, light);
1981 if (dot > 0.5) // interior reflection
1982 f += ((dot * 2) - 1);
1983 else if (dot < -0.5) // exterior reflection
1984 f += ((dot * -2) - 1);
1986 f += 16; // just to give it a haze so you can see the outline
1987 f = bound(0, f, 255);
1988 return (unsigned char) f;
1994 int particlefontwidth, particlefontheight, particlefontcellwidth, particlefontcellheight, particlefontrows, particlefontcols;
1995 static void CL_Particle_PixelCoordsForTexnum(int texnum, int *basex, int *basey, int *width, int *height)
1997 *basex = (texnum % particlefontcols) * particlefontcellwidth;
1998 *basey = ((texnum / particlefontcols) % particlefontrows) * particlefontcellheight;
1999 *width = particlefontcellwidth;
2000 *height = particlefontcellheight;
2003 static void setuptex(int texnum, unsigned char *data, unsigned char *particletexturedata)
2005 int basex, basey, w, h, y;
2006 CL_Particle_PixelCoordsForTexnum(texnum, &basex, &basey, &w, &h);
2007 if(w != PARTICLETEXTURESIZE || h != PARTICLETEXTURESIZE)
2008 Sys_Error("invalid particle texture size for autogenerating");
2009 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2010 memcpy(particletexturedata + ((basey + y) * PARTICLEFONTSIZE + basex) * 4, data + y * PARTICLETEXTURESIZE * 4, PARTICLETEXTURESIZE * 4);
2013 static void particletextureblotch(unsigned char *data, float radius, float red, float green, float blue, float alpha)
2016 float cx, cy, dx, dy, f, iradius;
2018 cx = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
2019 cy = (lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius) + lhrandom(radius + 1, PARTICLETEXTURESIZE - 2 - radius)) * 0.5f;
2020 iradius = 1.0f / radius;
2021 alpha *= (1.0f / 255.0f);
2022 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2024 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2028 f = (1.0f - sqrt(dx * dx + dy * dy) * iradius) * alpha;
2033 d = data + (y * PARTICLETEXTURESIZE + x) * 4;
2034 d[0] += (int)(f * (blue - d[0]));
2035 d[1] += (int)(f * (green - d[1]));
2036 d[2] += (int)(f * (red - d[2]));
2043 static void particletextureclamp(unsigned char *data, int minr, int ming, int minb, int maxr, int maxg, int maxb)
2046 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
2048 data[0] = bound(minb, data[0], maxb);
2049 data[1] = bound(ming, data[1], maxg);
2050 data[2] = bound(minr, data[2], maxr);
2055 static void particletextureinvert(unsigned char *data)
2058 for (i = 0;i < PARTICLETEXTURESIZE*PARTICLETEXTURESIZE;i++, data += 4)
2060 data[0] = 255 - data[0];
2061 data[1] = 255 - data[1];
2062 data[2] = 255 - data[2];
2066 // Those loops are in a separate function to work around an optimization bug in Mac OS X's GCC
2067 static void R_InitBloodTextures (unsigned char *particletexturedata)
2070 size_t datasize = PARTICLETEXTURESIZE*PARTICLETEXTURESIZE*4;
2071 unsigned char *data = (unsigned char *)Mem_Alloc(tempmempool, datasize);
2074 for (i = 0;i < 8;i++)
2076 memset(data, 255, datasize);
2077 for (k = 0;k < 24;k++)
2078 particletextureblotch(data, PARTICLETEXTURESIZE/16, 96, 0, 0, 160);
2079 //particletextureclamp(data, 32, 32, 32, 255, 255, 255);
2080 particletextureinvert(data);
2081 setuptex(tex_bloodparticle[i], data, particletexturedata);
2085 for (i = 0;i < 8;i++)
2087 memset(data, 255, datasize);
2089 for (j = 1;j < 10;j++)
2090 for (k = min(j, m - 1);k < m;k++)
2091 particletextureblotch(data, (float)j*PARTICLETEXTURESIZE/64.0f, 96, 0, 0, 320 - j * 8);
2092 //particletextureclamp(data, 32, 32, 32, 255, 255, 255);
2093 particletextureinvert(data);
2094 setuptex(tex_blooddecal[i], data, particletexturedata);
2100 //uncomment this to make engine save out particle font to a tga file when run
2101 //#define DUMPPARTICLEFONT
2103 static void R_InitParticleTexture (void)
2105 int x, y, d, i, k, m;
2106 int basex, basey, w, h;
2107 float dx, dy, f, s1, t1, s2, t2;
2110 fs_offset_t filesize;
2111 char texturename[MAX_QPATH];
2114 // a note: decals need to modulate (multiply) the background color to
2115 // properly darken it (stain), and they need to be able to alpha fade,
2116 // this is a very difficult challenge because it means fading to white
2117 // (no change to background) rather than black (darkening everything
2118 // behind the whole decal polygon), and to accomplish this the texture is
2119 // inverted (dark red blood on white background becomes brilliant cyan
2120 // and white on black background) so we can alpha fade it to black, then
2121 // we invert it again during the blendfunc to make it work...
2123 #ifndef DUMPPARTICLEFONT
2124 decalskinframe = R_SkinFrame_LoadExternal("particles/particlefont.tga", TEXF_ALPHA | TEXF_FORCELINEAR | TEXF_RGBMULTIPLYBYALPHA, false);
2127 particlefonttexture = decalskinframe->base;
2128 // TODO maybe allow custom grid size?
2129 particlefontwidth = image_width;
2130 particlefontheight = image_height;
2131 particlefontcellwidth = image_width / 8;
2132 particlefontcellheight = image_height / 8;
2133 particlefontcols = 8;
2134 particlefontrows = 8;
2139 unsigned char *particletexturedata = (unsigned char *)Mem_Alloc(tempmempool, PARTICLEFONTSIZE*PARTICLEFONTSIZE*4);
2140 size_t datasize = PARTICLETEXTURESIZE*PARTICLETEXTURESIZE*4;
2141 unsigned char *data = (unsigned char *)Mem_Alloc(tempmempool, datasize);
2142 unsigned char *noise1 = (unsigned char *)Mem_Alloc(tempmempool, PARTICLETEXTURESIZE*2*PARTICLETEXTURESIZE*2);
2143 unsigned char *noise2 = (unsigned char *)Mem_Alloc(tempmempool, PARTICLETEXTURESIZE*2*PARTICLETEXTURESIZE*2);
2145 particlefontwidth = particlefontheight = PARTICLEFONTSIZE;
2146 particlefontcellwidth = particlefontcellheight = PARTICLETEXTURESIZE;
2147 particlefontcols = 8;
2148 particlefontrows = 8;
2150 memset(particletexturedata, 255, PARTICLEFONTSIZE*PARTICLEFONTSIZE*4);
2153 for (i = 0;i < 8;i++)
2155 memset(data, 255, datasize);
2158 fractalnoise(noise1, PARTICLETEXTURESIZE*2, PARTICLETEXTURESIZE/8);
2159 fractalnoise(noise2, PARTICLETEXTURESIZE*2, PARTICLETEXTURESIZE/4);
2161 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2163 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2164 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2166 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2167 d = (noise2[y*PARTICLETEXTURESIZE*2+x] - 128) * 3 + 192;
2169 d = (int)(d * (1-(dx*dx+dy*dy)));
2170 d = (d * noise1[y*PARTICLETEXTURESIZE*2+x]) >> 7;
2171 d = bound(0, d, 255);
2172 data[(y*PARTICLETEXTURESIZE+x)*4+3] = (unsigned char) d;
2179 setuptex(tex_smoke[i], data, particletexturedata);
2183 memset(data, 255, datasize);
2184 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2186 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2187 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2189 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2190 f = 255.0f * (1.0 - 4.0f * fabs(10.0f - sqrt(dx*dx+dy*dy)));
2191 data[(y*PARTICLETEXTURESIZE+x)*4+3] = (int) (bound(0.0f, f, 255.0f));
2194 setuptex(tex_rainsplash, data, particletexturedata);
2197 memset(data, 255, datasize);
2198 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2200 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2201 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2203 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2204 d = (int)(256 * (1 - (dx*dx+dy*dy)));
2205 d = bound(0, d, 255);
2206 data[(y*PARTICLETEXTURESIZE+x)*4+3] = (unsigned char) d;
2209 setuptex(tex_particle, data, particletexturedata);
2212 memset(data, 255, datasize);
2213 light[0] = 1;light[1] = 1;light[2] = 1;
2214 VectorNormalize(light);
2215 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2217 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2218 // stretch upper half of bubble by +50% and shrink lower half by -50%
2219 // (this gives an elongated teardrop shape)
2221 dy = (dy - 0.5f) * 2.0f;
2223 dy = (dy - 0.5f) / 1.5f;
2224 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2226 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2227 // shrink bubble width to half
2229 data[(y*PARTICLETEXTURESIZE+x)*4+3] = shadebubble(dx, dy, light);
2232 setuptex(tex_raindrop, data, particletexturedata);
2235 memset(data, 255, datasize);
2236 light[0] = 1;light[1] = 1;light[2] = 1;
2237 VectorNormalize(light);
2238 for (y = 0;y < PARTICLETEXTURESIZE;y++)
2240 dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2241 for (x = 0;x < PARTICLETEXTURESIZE;x++)
2243 dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f-1);
2244 data[(y*PARTICLETEXTURESIZE+x)*4+3] = shadebubble(dx, dy, light);
2247 setuptex(tex_bubble, data, particletexturedata);
2249 // Blood particles and blood decals
2250 R_InitBloodTextures (particletexturedata);
2253 for (i = 0;i < 8;i++)
2255 memset(data, 255, datasize);
2256 for (k = 0;k < 12;k++)
2257 particletextureblotch(data, PARTICLETEXTURESIZE/16, 0, 0, 0, 128);
2258 for (k = 0;k < 3;k++)
2259 particletextureblotch(data, PARTICLETEXTURESIZE/2, 0, 0, 0, 160);
2260 //particletextureclamp(data, 64, 64, 64, 255, 255, 255);
2261 particletextureinvert(data);
2262 setuptex(tex_bulletdecal[i], data, particletexturedata);
2265 #ifdef DUMPPARTICLEFONT
2266 Image_WriteTGABGRA ("particles/particlefont.tga", PARTICLEFONTSIZE, PARTICLEFONTSIZE, particletexturedata);
2269 decalskinframe = R_SkinFrame_LoadInternalBGRA("particlefont", TEXF_ALPHA | TEXF_FORCELINEAR | TEXF_RGBMULTIPLYBYALPHA, particletexturedata, PARTICLEFONTSIZE, PARTICLEFONTSIZE, false);
2270 particlefonttexture = decalskinframe->base;
2272 Mem_Free(particletexturedata);
2277 for (i = 0;i < MAX_PARTICLETEXTURES;i++)
2279 CL_Particle_PixelCoordsForTexnum(i, &basex, &basey, &w, &h);
2280 particletexture[i].texture = particlefonttexture;
2281 particletexture[i].s1 = (basex + 1) / (float)particlefontwidth;
2282 particletexture[i].t1 = (basey + 1) / (float)particlefontheight;
2283 particletexture[i].s2 = (basex + w - 1) / (float)particlefontwidth;
2284 particletexture[i].t2 = (basey + h - 1) / (float)particlefontheight;
2287 #ifndef DUMPPARTICLEFONT
2288 particletexture[tex_beam].texture = loadtextureimage(particletexturepool, "particles/nexbeam.tga", false, TEXF_ALPHA | TEXF_FORCELINEAR | TEXF_RGBMULTIPLYBYALPHA, true, vid.sRGB3D);
2289 if (!particletexture[tex_beam].texture)
2292 unsigned char noise3[64][64], data2[64][16][4];
2294 fractalnoise(&noise3[0][0], 64, 4);
2296 for (y = 0;y < 64;y++)
2298 dy = (y - 0.5f*64) / (64*0.5f-1);
2299 for (x = 0;x < 16;x++)
2301 dx = (x - 0.5f*16) / (16*0.5f-2);
2302 d = (int)((1 - sqrt(fabs(dx))) * noise3[y][x]);
2303 data2[y][x][0] = data2[y][x][1] = data2[y][x][2] = (unsigned char) bound(0, d, 255);
2304 data2[y][x][3] = 255;
2308 #ifdef DUMPPARTICLEFONT
2309 Image_WriteTGABGRA ("particles/nexbeam.tga", 64, 64, &data2[0][0][0]);
2311 particletexture[tex_beam].texture = R_LoadTexture2D(particletexturepool, "nexbeam", 16, 64, &data2[0][0][0], TEXTYPE_BGRA, TEXF_ALPHA | TEXF_FORCELINEAR | TEXF_RGBMULTIPLYBYALPHA, -1, NULL);
2313 particletexture[tex_beam].s1 = 0;
2314 particletexture[tex_beam].t1 = 0;
2315 particletexture[tex_beam].s2 = 1;
2316 particletexture[tex_beam].t2 = 1;
2318 // now load an texcoord/texture override file
2319 buf = (char *) FS_LoadFile("particles/particlefont.txt", tempmempool, false, &filesize);
2326 if(!COM_ParseToken_Simple(&bufptr, true, false, true))
2328 if(!strcmp(com_token, "\n"))
2329 continue; // empty line
2330 i = atoi(com_token);
2338 if (COM_ParseToken_Simple(&bufptr, true, false, true) && strcmp(com_token, "\n"))
2340 strlcpy(texturename, com_token, sizeof(texturename));
2341 s1 = atof(com_token);
2342 if (COM_ParseToken_Simple(&bufptr, true, false, true) && strcmp(com_token, "\n"))
2345 t1 = atof(com_token);
2346 if (COM_ParseToken_Simple(&bufptr, true, false, true) && strcmp(com_token, "\n"))
2348 s2 = atof(com_token);
2349 if (COM_ParseToken_Simple(&bufptr, true, false, true) && strcmp(com_token, "\n"))
2351 t2 = atof(com_token);
2352 strlcpy(texturename, "particles/particlefont.tga", sizeof(texturename));
2353 if (COM_ParseToken_Simple(&bufptr, true, false, true) && strcmp(com_token, "\n"))
2354 strlcpy(texturename, com_token, sizeof(texturename));
2361 if (!texturename[0])
2363 Con_Printf("particles/particlefont.txt: syntax should be texnum x1 y1 x2 y2 texturename or texnum x1 y1 x2 y2 or texnum texturename\n");
2366 if (i < 0 || i >= MAX_PARTICLETEXTURES)
2368 Con_Printf("particles/particlefont.txt: texnum %i outside valid range (0 to %i)\n", i, MAX_PARTICLETEXTURES);
2371 sf = R_SkinFrame_LoadExternal(texturename, TEXF_ALPHA | TEXF_FORCELINEAR | TEXF_RGBMULTIPLYBYALPHA, true); // note: this loads as sRGB if sRGB is active!
2374 // R_SkinFrame_LoadExternal already complained
2377 particletexture[i].texture = sf->base;
2378 particletexture[i].s1 = s1;
2379 particletexture[i].t1 = t1;
2380 particletexture[i].s2 = s2;
2381 particletexture[i].t2 = t2;
2387 static void r_part_start(void)
2390 // generate particlepalette for convenience from the main one
2391 for (i = 0;i < 256;i++)
2392 particlepalette[i] = palette_rgb[i][0] * 65536 + palette_rgb[i][1] * 256 + palette_rgb[i][2];
2393 particletexturepool = R_AllocTexturePool();
2394 R_InitParticleTexture ();
2395 CL_Particles_LoadEffectInfo(NULL);
2398 static void r_part_shutdown(void)
2400 R_FreeTexturePool(&particletexturepool);
2403 static void r_part_newmap(void)
2406 R_SkinFrame_MarkUsed(decalskinframe);
2407 CL_Particles_LoadEffectInfo(NULL);
2410 unsigned short particle_elements[MESHQUEUE_TRANSPARENT_BATCHSIZE*6];
2411 float particle_vertex3f[MESHQUEUE_TRANSPARENT_BATCHSIZE*12], particle_texcoord2f[MESHQUEUE_TRANSPARENT_BATCHSIZE*8], particle_color4f[MESHQUEUE_TRANSPARENT_BATCHSIZE*16];
2413 void R_Particles_Init (void)
2416 for (i = 0;i < MESHQUEUE_TRANSPARENT_BATCHSIZE;i++)
2418 particle_elements[i*6+0] = i*4+0;
2419 particle_elements[i*6+1] = i*4+1;
2420 particle_elements[i*6+2] = i*4+2;
2421 particle_elements[i*6+3] = i*4+0;
2422 particle_elements[i*6+4] = i*4+2;
2423 particle_elements[i*6+5] = i*4+3;
2426 Cvar_RegisterVariable(&r_drawparticles);
2427 Cvar_RegisterVariable(&r_drawparticles_drawdistance);
2428 Cvar_RegisterVariable(&r_drawparticles_nearclip_min);
2429 Cvar_RegisterVariable(&r_drawparticles_nearclip_max);
2430 Cvar_RegisterVariable(&r_drawdecals);
2431 Cvar_RegisterVariable(&r_drawdecals_drawdistance);
2432 R_RegisterModule("R_Particles", r_part_start, r_part_shutdown, r_part_newmap, NULL, NULL);
2435 static void R_DrawDecal_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
2437 int surfacelistindex;
2439 float *v3f, *t2f, *c4f;
2440 particletexture_t *tex;
2441 vec_t right[3], up[3], size, ca;
2442 float alphascale = (1.0f / 65536.0f) * cl_particles_alpha.value;
2444 RSurf_ActiveWorldEntity();
2446 r_refdef.stats[r_stat_drawndecals] += numsurfaces;
2447 // R_Mesh_ResetTextureState();
2448 GL_DepthMask(false);
2449 GL_DepthRange(0, 1);
2450 GL_PolygonOffset(0, 0);
2452 GL_CullFace(GL_NONE);
2454 // generate all the vertices at once
2455 for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
2457 d = cl.decals + surfacelist[surfacelistindex];
2460 c4f = particle_color4f + 16*surfacelistindex;
2461 ca = d->alpha * alphascale;
2462 // ensure alpha multiplier saturates properly
2463 if (ca > 1.0f / 256.0f)
2465 if (r_refdef.fogenabled)
2466 ca *= RSurf_FogVertex(d->org);
2467 Vector4Set(c4f, d->color[0] * ca, d->color[1] * ca, d->color[2] * ca, 1);
2468 Vector4Copy(c4f, c4f + 4);
2469 Vector4Copy(c4f, c4f + 8);
2470 Vector4Copy(c4f, c4f + 12);
2472 // calculate vertex positions
2473 size = d->size * cl_particles_size.value;
2474 VectorVectors(d->normal, right, up);
2475 VectorScale(right, size, right);
2476 VectorScale(up, size, up);
2477 v3f = particle_vertex3f + 12*surfacelistindex;
2478 v3f[ 0] = d->org[0] - right[0] - up[0];
2479 v3f[ 1] = d->org[1] - right[1] - up[1];
2480 v3f[ 2] = d->org[2] - right[2] - up[2];
2481 v3f[ 3] = d->org[0] - right[0] + up[0];
2482 v3f[ 4] = d->org[1] - right[1] + up[1];
2483 v3f[ 5] = d->org[2] - right[2] + up[2];
2484 v3f[ 6] = d->org[0] + right[0] + up[0];
2485 v3f[ 7] = d->org[1] + right[1] + up[1];
2486 v3f[ 8] = d->org[2] + right[2] + up[2];
2487 v3f[ 9] = d->org[0] + right[0] - up[0];
2488 v3f[10] = d->org[1] + right[1] - up[1];
2489 v3f[11] = d->org[2] + right[2] - up[2];
2491 // calculate texcoords
2492 tex = &particletexture[d->texnum];
2493 t2f = particle_texcoord2f + 8*surfacelistindex;
2494 t2f[0] = tex->s1;t2f[1] = tex->t2;
2495 t2f[2] = tex->s1;t2f[3] = tex->t1;
2496 t2f[4] = tex->s2;t2f[5] = tex->t1;
2497 t2f[6] = tex->s2;t2f[7] = tex->t2;
2500 // now render the decals all at once
2501 // (this assumes they all use one particle font texture!)
2502 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
2503 R_SetupShader_Generic(particletexture[63].texture, NULL, GL_MODULATE, 1, false, false, true);
2504 R_Mesh_PrepareVertices_Generic_Arrays(numsurfaces * 4, particle_vertex3f, particle_color4f, particle_texcoord2f);
2505 R_Mesh_Draw(0, numsurfaces * 4, 0, numsurfaces * 2, NULL, NULL, 0, particle_elements, NULL, 0);
2508 void R_DrawDecals (void)
2511 int drawdecals = r_drawdecals.integer;
2516 int killsequence = cl.decalsequence - max(0, cl_decals_max.integer);
2518 frametime = bound(0, cl.time - cl.decals_updatetime, 1);
2519 cl.decals_updatetime = bound(cl.time - 1, cl.decals_updatetime + frametime, cl.time + 1);
2521 // LordHavoc: early out conditions
2525 decalfade = frametime * 256 / cl_decals_fadetime.value;
2526 drawdist2 = r_drawdecals_drawdistance.value * r_refdef.view.quality;
2527 drawdist2 = drawdist2*drawdist2;
2529 for (i = 0, decal = cl.decals;i < cl.num_decals;i++, decal++)
2531 if (!decal->typeindex)
2534 if (killsequence - decal->decalsequence > 0)
2537 if (cl.time > decal->time2 + cl_decals_time.value)
2539 decal->alpha -= decalfade;
2540 if (decal->alpha <= 0)
2546 if (cl.entities[decal->owner].render.model == decal->ownermodel)
2548 Matrix4x4_Transform(&cl.entities[decal->owner].render.matrix, decal->relativeorigin, decal->org);
2549 Matrix4x4_Transform3x3(&cl.entities[decal->owner].render.matrix, decal->relativenormal, decal->normal);
2555 if(cl_decals_visculling.integer && decal->clusterindex > -1000 && !CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, decal->clusterindex))
2561 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))
2562 R_MeshQueue_AddTransparent(TRANSPARENTSORT_DISTANCE, decal->org, R_DrawDecal_TransparentCallback, NULL, i, NULL);
2565 decal->typeindex = 0;
2566 if (cl.free_decal > i)
2570 // reduce cl.num_decals if possible
2571 while (cl.num_decals > 0 && cl.decals[cl.num_decals - 1].typeindex == 0)
2574 if (cl.num_decals == cl.max_decals && cl.max_decals < MAX_DECALS)
2576 decal_t *olddecals = cl.decals;
2577 cl.max_decals = min(cl.max_decals * 2, MAX_DECALS);
2578 cl.decals = (decal_t *) Mem_Alloc(cls.levelmempool, cl.max_decals * sizeof(decal_t));
2579 memcpy(cl.decals, olddecals, cl.num_decals * sizeof(decal_t));
2580 Mem_Free(olddecals);
2583 r_refdef.stats[r_stat_totaldecals] = cl.num_decals;
2586 static void R_DrawParticle_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
2588 vec3_t vecorg, vecvel, baseright, baseup;
2589 int surfacelistindex;
2590 int batchstart, batchcount;
2591 const particle_t *p;
2593 rtexture_t *texture;
2594 float *v3f, *t2f, *c4f;
2595 particletexture_t *tex;
2596 float up2[3], v[3], right[3], up[3], fog, ifog, size, len, lenfactor, alpha;
2597 // float ambient[3], diffuse[3], diffusenormal[3];
2598 float palpha, spintime, spinrad, spincos, spinsin, spinm1, spinm2, spinm3, spinm4;
2599 vec4_t colormultiplier;
2600 float minparticledist_start, minparticledist_end;
2603 RSurf_ActiveWorldEntity();
2605 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));
2607 r_refdef.stats[r_stat_particles] += numsurfaces;
2608 // R_Mesh_ResetTextureState();
2609 GL_DepthMask(false);
2610 GL_DepthRange(0, 1);
2611 GL_PolygonOffset(0, 0);
2613 GL_CullFace(GL_NONE);
2615 spintime = r_refdef.scene.time;
2617 minparticledist_start = DotProduct(r_refdef.view.origin, r_refdef.view.forward) + r_drawparticles_nearclip_min.value;
2618 minparticledist_end = DotProduct(r_refdef.view.origin, r_refdef.view.forward) + r_drawparticles_nearclip_max.value;
2619 dofade = (minparticledist_start < minparticledist_end);
2621 // first generate all the vertices at once
2622 for (surfacelistindex = 0, v3f = particle_vertex3f, t2f = particle_texcoord2f, c4f = particle_color4f;surfacelistindex < numsurfaces;surfacelistindex++, v3f += 3*4, t2f += 2*4, c4f += 4*4)
2624 p = cl.particles + surfacelist[surfacelistindex];
2626 blendmode = (pblend_t)p->blendmode;
2628 if(dofade && p->orientation != PARTICLE_VBEAM && p->orientation != PARTICLE_HBEAM)
2629 palpha *= min(1, (DotProduct(p->org, r_refdef.view.forward) - minparticledist_start) / (minparticledist_end - minparticledist_start));
2630 alpha = palpha * colormultiplier[3];
2631 // ensure alpha multiplier saturates properly
2637 case PBLEND_INVALID:
2639 // additive and modulate can just fade out in fog (this is correct)
2640 if (r_refdef.fogenabled)
2641 alpha *= RSurf_FogVertex(p->org);
2642 // collapse alpha into color for these blends (so that the particlefont does not need alpha on most textures)
2643 alpha *= 1.0f / 256.0f;
2644 c4f[0] = p->color[0] * alpha;
2645 c4f[1] = p->color[1] * alpha;
2646 c4f[2] = p->color[2] * alpha;
2650 // additive and modulate can just fade out in fog (this is correct)
2651 if (r_refdef.fogenabled)
2652 alpha *= RSurf_FogVertex(p->org);
2653 // collapse alpha into color for these blends (so that the particlefont does not need alpha on most textures)
2654 c4f[0] = p->color[0] * colormultiplier[0] * alpha;
2655 c4f[1] = p->color[1] * colormultiplier[1] * alpha;
2656 c4f[2] = p->color[2] * colormultiplier[2] * alpha;
2660 c4f[0] = p->color[0] * colormultiplier[0];
2661 c4f[1] = p->color[1] * colormultiplier[1];
2662 c4f[2] = p->color[2] * colormultiplier[2];
2664 // note: lighting is not cheap!
2665 if (particletype[p->typeindex].lighting)
2667 vecorg[0] = p->org[0];
2668 vecorg[1] = p->org[1];
2669 vecorg[2] = p->org[2];
2670 R_LightPoint(c4f, vecorg, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT);
2672 // mix in the fog color
2673 if (r_refdef.fogenabled)
2675 fog = RSurf_FogVertex(p->org);
2677 c4f[0] = c4f[0] * fog + r_refdef.fogcolor[0] * ifog;
2678 c4f[1] = c4f[1] * fog + r_refdef.fogcolor[1] * ifog;
2679 c4f[2] = c4f[2] * fog + r_refdef.fogcolor[2] * ifog;
2681 // for premultiplied alpha we have to apply the alpha to the color (after fog of course)
2682 VectorScale(c4f, alpha, c4f);
2685 // copy the color into the other three vertices
2686 Vector4Copy(c4f, c4f + 4);
2687 Vector4Copy(c4f, c4f + 8);
2688 Vector4Copy(c4f, c4f + 12);
2690 size = p->size * cl_particles_size.value;
2691 tex = &particletexture[p->texnum];
2692 switch(p->orientation)
2694 // case PARTICLE_INVALID:
2695 case PARTICLE_BILLBOARD:
2696 if (p->angle + p->spin)
2698 spinrad = (p->angle + p->spin * (spintime - p->delayedspawn)) * (float)(M_PI / 180.0f);
2699 spinsin = sin(spinrad) * size;
2700 spincos = cos(spinrad) * size;
2701 spinm1 = -p->stretch * spincos;
2704 spinm4 = -p->stretch * spincos;
2705 VectorMAM(spinm1, r_refdef.view.left, spinm2, r_refdef.view.up, right);
2706 VectorMAM(spinm3, r_refdef.view.left, spinm4, r_refdef.view.up, up);
2710 VectorScale(r_refdef.view.left, -size * p->stretch, right);
2711 VectorScale(r_refdef.view.up, size, up);
2714 v3f[ 0] = p->org[0] - right[0] - up[0];
2715 v3f[ 1] = p->org[1] - right[1] - up[1];
2716 v3f[ 2] = p->org[2] - right[2] - up[2];
2717 v3f[ 3] = p->org[0] - right[0] + up[0];
2718 v3f[ 4] = p->org[1] - right[1] + up[1];
2719 v3f[ 5] = p->org[2] - right[2] + up[2];
2720 v3f[ 6] = p->org[0] + right[0] + up[0];
2721 v3f[ 7] = p->org[1] + right[1] + up[1];
2722 v3f[ 8] = p->org[2] + right[2] + up[2];
2723 v3f[ 9] = p->org[0] + right[0] - up[0];
2724 v3f[10] = p->org[1] + right[1] - up[1];
2725 v3f[11] = p->org[2] + right[2] - up[2];
2726 t2f[0] = tex->s1;t2f[1] = tex->t2;
2727 t2f[2] = tex->s1;t2f[3] = tex->t1;
2728 t2f[4] = tex->s2;t2f[5] = tex->t1;
2729 t2f[6] = tex->s2;t2f[7] = tex->t2;
2731 case PARTICLE_ORIENTED_DOUBLESIDED:
2732 vecvel[0] = p->vel[0];
2733 vecvel[1] = p->vel[1];
2734 vecvel[2] = p->vel[2];
2735 VectorVectors(vecvel, baseright, baseup);
2736 if (p->angle + p->spin)
2738 spinrad = (p->angle + p->spin * (spintime - p->delayedspawn)) * (float)(M_PI / 180.0f);
2739 spinsin = sin(spinrad) * size;
2740 spincos = cos(spinrad) * size;
2741 spinm1 = p->stretch * spincos;
2744 spinm4 = p->stretch * spincos;
2745 VectorMAM(spinm1, baseright, spinm2, baseup, right);
2746 VectorMAM(spinm3, baseright, spinm4, baseup, up);
2750 VectorScale(baseright, size * p->stretch, right);
2751 VectorScale(baseup, size, up);
2753 v3f[ 0] = p->org[0] - right[0] - up[0];
2754 v3f[ 1] = p->org[1] - right[1] - up[1];
2755 v3f[ 2] = p->org[2] - right[2] - up[2];
2756 v3f[ 3] = p->org[0] - right[0] + up[0];
2757 v3f[ 4] = p->org[1] - right[1] + up[1];
2758 v3f[ 5] = p->org[2] - right[2] + up[2];
2759 v3f[ 6] = p->org[0] + right[0] + up[0];
2760 v3f[ 7] = p->org[1] + right[1] + up[1];
2761 v3f[ 8] = p->org[2] + right[2] + up[2];
2762 v3f[ 9] = p->org[0] + right[0] - up[0];
2763 v3f[10] = p->org[1] + right[1] - up[1];
2764 v3f[11] = p->org[2] + right[2] - up[2];
2765 t2f[0] = tex->s1;t2f[1] = tex->t2;
2766 t2f[2] = tex->s1;t2f[3] = tex->t1;
2767 t2f[4] = tex->s2;t2f[5] = tex->t1;
2768 t2f[6] = tex->s2;t2f[7] = tex->t2;
2770 case PARTICLE_SPARK:
2771 len = VectorLength(p->vel);
2772 VectorNormalize2(p->vel, up);
2773 lenfactor = p->stretch * 0.04 * len;
2774 if(lenfactor < size * 0.5)
2775 lenfactor = size * 0.5;
2776 VectorMA(p->org, -lenfactor, up, v);
2777 VectorMA(p->org, lenfactor, up, up2);
2778 R_CalcBeam_Vertex3f(v3f, v, up2, size);
2779 t2f[0] = tex->s1;t2f[1] = tex->t2;
2780 t2f[2] = tex->s1;t2f[3] = tex->t1;
2781 t2f[4] = tex->s2;t2f[5] = tex->t1;
2782 t2f[6] = tex->s2;t2f[7] = tex->t2;
2784 case PARTICLE_VBEAM:
2785 R_CalcBeam_Vertex3f(v3f, p->org, p->vel, size);
2786 VectorSubtract(p->vel, p->org, up);
2787 VectorNormalize(up);
2788 v[0] = DotProduct(p->org, up) * (1.0f / 64.0f) * p->stretch;
2789 v[1] = DotProduct(p->vel, up) * (1.0f / 64.0f) * p->stretch;
2790 t2f[0] = tex->s2;t2f[1] = v[0];
2791 t2f[2] = tex->s1;t2f[3] = v[0];
2792 t2f[4] = tex->s1;t2f[5] = v[1];
2793 t2f[6] = tex->s2;t2f[7] = v[1];
2795 case PARTICLE_HBEAM:
2796 R_CalcBeam_Vertex3f(v3f, p->org, p->vel, size);
2797 VectorSubtract(p->vel, p->org, up);
2798 VectorNormalize(up);
2799 v[0] = DotProduct(p->org, up) * (1.0f / 64.0f) * p->stretch;
2800 v[1] = DotProduct(p->vel, up) * (1.0f / 64.0f) * p->stretch;
2801 t2f[0] = v[0];t2f[1] = tex->t1;
2802 t2f[2] = v[0];t2f[3] = tex->t2;
2803 t2f[4] = v[1];t2f[5] = tex->t2;
2804 t2f[6] = v[1];t2f[7] = tex->t1;
2809 // now render batches of particles based on blendmode and texture
2810 blendmode = PBLEND_INVALID;
2814 R_Mesh_PrepareVertices_Generic_Arrays(numsurfaces * 4, particle_vertex3f, particle_color4f, particle_texcoord2f);
2815 for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
2817 p = cl.particles + surfacelist[surfacelistindex];
2819 if (texture != particletexture[p->texnum].texture)
2821 texture = particletexture[p->texnum].texture;
2822 R_SetupShader_Generic(texture, NULL, GL_MODULATE, 1, false, false, false);
2825 if (p->blendmode == PBLEND_INVMOD)
2827 // inverse modulate blend - group these
2828 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
2829 // iterate until we find a change in settings
2830 batchstart = surfacelistindex++;
2831 for (;surfacelistindex < numsurfaces;surfacelistindex++)
2833 p = cl.particles + surfacelist[surfacelistindex];
2834 if (p->blendmode != PBLEND_INVMOD || texture != particletexture[p->texnum].texture)
2840 // additive or alpha blend - group these
2841 // (we can group these because we premultiplied the texture alpha)
2842 GL_BlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
2843 // iterate until we find a change in settings
2844 batchstart = surfacelistindex++;
2845 for (;surfacelistindex < numsurfaces;surfacelistindex++)
2847 p = cl.particles + surfacelist[surfacelistindex];
2848 if (p->blendmode == PBLEND_INVMOD || texture != particletexture[p->texnum].texture)
2853 batchcount = surfacelistindex - batchstart;
2854 R_Mesh_Draw(batchstart * 4, batchcount * 4, batchstart * 2, batchcount * 2, NULL, NULL, 0, particle_elements, NULL, 0);
2858 void R_DrawParticles (void)
2861 int drawparticles = r_drawparticles.integer;
2862 float minparticledist_start;
2864 float gravity, frametime, f, dist, oldorg[3], decaldir[3];
2870 frametime = bound(0, cl.time - cl.particles_updatetime, 1);
2871 cl.particles_updatetime = bound(cl.time - 1, cl.particles_updatetime + frametime, cl.time + 1);
2873 // LordHavoc: early out conditions
2874 if (!cl.num_particles)
2877 minparticledist_start = DotProduct(r_refdef.view.origin, r_refdef.view.forward) + r_drawparticles_nearclip_min.value;
2878 gravity = frametime * cl.movevars_gravity;
2879 update = frametime > 0;
2880 drawdist2 = r_drawparticles_drawdistance.value * r_refdef.view.quality;
2881 drawdist2 = drawdist2*drawdist2;
2883 for (i = 0, p = cl.particles;i < cl.num_particles;i++, p++)
2887 if (cl.free_particle > i)
2888 cl.free_particle = i;
2894 if (p->delayedspawn > cl.time)
2897 p->size += p->sizeincrease * frametime;
2898 p->alpha -= p->alphafade * frametime;
2900 if (p->alpha <= 0 || p->die <= cl.time)
2903 if (p->orientation != PARTICLE_VBEAM && p->orientation != PARTICLE_HBEAM && frametime > 0)
2905 if (p->liquidfriction && cl_particles_collisions.integer && (CL_PointSuperContents(p->org) & SUPERCONTENTS_LIQUIDSMASK))
2907 if (p->typeindex == pt_blood)
2908 p->size += frametime * 8;
2910 p->vel[2] -= p->gravity * gravity;
2911 f = 1.0f - min(p->liquidfriction * frametime, 1);
2912 VectorScale(p->vel, f, p->vel);
2916 p->vel[2] -= p->gravity * gravity;
2919 f = 1.0f - min(p->airfriction * frametime, 1);
2920 VectorScale(p->vel, f, p->vel);
2924 VectorCopy(p->org, oldorg);
2925 VectorMA(p->org, frametime, p->vel, p->org);
2926 // if (p->bounce && cl.time >= p->delayedcollisions)
2927 if (p->bounce && cl_particles_collisions.integer && VectorLength(p->vel))
2929 trace = CL_TraceLine(oldorg, p->org, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | ((p->typeindex == pt_rain || p->typeindex == pt_snow) ? SUPERCONTENTS_LIQUIDSMASK : 0), true, false, &hitent, false, false);
2930 // if the trace started in or hit something of SUPERCONTENTS_NODROP
2931 // or if the trace hit something flagged as NOIMPACT
2932 // then remove the particle
2933 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT || ((trace.startsupercontents | trace.hitsupercontents) & SUPERCONTENTS_NODROP) || (trace.startsupercontents & SUPERCONTENTS_SOLID))
2935 VectorCopy(trace.endpos, p->org);
2936 // react if the particle hit something
2937 if (trace.fraction < 1)
2939 VectorCopy(trace.endpos, p->org);
2941 if (p->staintexnum >= 0)
2943 // blood - splash on solid
2944 if (!(trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS))
2947 p->staincolor[0], p->staincolor[1], p->staincolor[2], (int)(p->stainalpha * p->stainsize * (1.0f / 160.0f)),
2948 p->staincolor[0], p->staincolor[1], p->staincolor[2], (int)(p->stainalpha * p->stainsize * (1.0f / 160.0f)));
2949 if (cl_decals.integer)
2951 // create a decal for the blood splat
2952 a = 0xFFFFFF ^ (p->staincolor[0]*65536+p->staincolor[1]*256+p->staincolor[2]);
2953 if (cl_decals_newsystem_bloodsmears.integer)
2955 VectorCopy(p->vel, decaldir);
2956 VectorNormalize(decaldir);
2959 VectorCopy(trace.plane.normal, decaldir);
2960 CL_SpawnDecalParticleForSurface(hitent, p->org, decaldir, a, a, p->staintexnum, p->stainsize, p->stainalpha); // staincolor needs to be inverted for decals!
2965 if (p->typeindex == pt_blood)
2967 // blood - splash on solid
2968 if (trace.hitq3surfaceflags & Q3SURFACEFLAG_NOMARKS)
2970 if(p->staintexnum == -1) // staintex < -1 means no stains at all
2972 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)));
2973 if (cl_decals.integer)
2975 // create a decal for the blood splat
2976 if (cl_decals_newsystem_bloodsmears.integer)
2978 VectorCopy(p->vel, decaldir);
2979 VectorNormalize(decaldir);
2982 VectorCopy(trace.plane.normal, decaldir);
2983 CL_SpawnDecalParticleForSurface(hitent, p->org, decaldir, 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 * lhrandom(cl_particles_blood_decal_scalemin.value, cl_particles_blood_decal_scalemax.value), cl_particles_blood_decal_alpha.value * 768);
2988 else if (p->bounce < 0)
2990 // bounce -1 means remove on impact
2995 // anything else - bounce off solid
2996 dist = DotProduct(p->vel, trace.plane.normal) * -p->bounce;
2997 VectorMA(p->vel, dist, trace.plane.normal, p->vel);
3002 if (VectorLength2(p->vel) < 0.03)
3004 if(p->orientation == PARTICLE_SPARK) // sparks are virtually invisible if very slow, so rather let them go off
3006 VectorClear(p->vel);
3010 if (p->typeindex != pt_static)
3012 switch (p->typeindex)
3014 case pt_entityparticle:
3015 // particle that removes itself after one rendered frame
3022 a = CL_PointSuperContents(p->org);
3023 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_LAVA | SUPERCONTENTS_NODROP))
3027 a = CL_PointSuperContents(p->org);
3028 if (!(a & (SUPERCONTENTS_WATER | SUPERCONTENTS_SLIME)))
3032 a = CL_PointSuperContents(p->org);
3033 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
3037 if (cl.time > p->time2)
3040 p->time2 = cl.time + (rand() & 3) * 0.1;
3041 p->vel[0] = p->vel[0] * 0.9f + lhrandom(-32, 32);
3042 p->vel[1] = p->vel[0] * 0.9f + lhrandom(-32, 32);
3044 a = CL_PointSuperContents(p->org);
3045 if (a & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK))
3053 else if (p->delayedspawn > cl.time)
3057 // don't render particles too close to the view (they chew fillrate)
3058 // also don't render particles behind the view (useless)
3059 // further checks to cull to the frustum would be too slow here
3060 switch(p->typeindex)
3063 // beams have no culling
3064 R_MeshQueue_AddTransparent(TRANSPARENTSORT_DISTANCE, p->sortorigin, R_DrawParticle_TransparentCallback, NULL, i, NULL);
3067 if(cl_particles_visculling.integer)
3068 if (!r_refdef.viewcache.world_novis)
3069 if(r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.PointInLeaf)
3071 mleaf_t *leaf = r_refdef.scene.worldmodel->brush.PointInLeaf(r_refdef.scene.worldmodel, p->org);
3073 if(!CHECKPVSBIT(r_refdef.viewcache.world_pvsbits, leaf->clusterindex))
3076 // anything else just has to be in front of the viewer and visible at this distance
3077 if (DotProduct(p->org, r_refdef.view.forward) >= minparticledist_start && VectorDistance2(p->org, r_refdef.view.origin) < drawdist2 * (p->size * p->size))
3078 R_MeshQueue_AddTransparent(TRANSPARENTSORT_DISTANCE, p->sortorigin, R_DrawParticle_TransparentCallback, NULL, i, NULL);
3085 if (cl.free_particle > i)
3086 cl.free_particle = i;
3089 // reduce cl.num_particles if possible
3090 while (cl.num_particles > 0 && cl.particles[cl.num_particles - 1].typeindex == 0)
3093 if (cl.num_particles == cl.max_particles && cl.max_particles < MAX_PARTICLES)
3095 particle_t *oldparticles = cl.particles;
3096 cl.max_particles = min(cl.max_particles * 2, MAX_PARTICLES);
3097 cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
3098 memcpy(cl.particles, oldparticles, cl.num_particles * sizeof(particle_t));
3099 Mem_Free(oldparticles);