cl_particles.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20
  21 #include "quakedef.h"
  22
  23 #ifdef WORKINGLQUAKE
  24 #define lhrandom(MIN,MAX) ((rand() & 32767) * (((MAX)-(MIN)) * (1.0f / 32767.0f)) + (MIN))
  25 #define NUMVERTEXNORMALS        162
  26 siextern float r_avertexnormals[NUMVERTEXNORMALS][3];
  27 #define m_bytenormals r_avertexnormals
  28 #define VectorNormalizeFast VectorNormalize
  29 #define Mod_PointContents(v,m) (Mod_PointInLeaf(v,m)->contents)
  30 typedef unsigned char qbyte;
  31 #define cl_stainmaps.integer 0
  32 void R_Stain (vec3_t origin, float radius, int cr1, int cg1, int cb1, int ca1, int cr2, int cg2, int cb2, int ca2)
  33 {
  34 }
  35 #define CL_EntityParticles R_EntityParticles
  36 #define CL_ReadPointFile_f R_ReadPointFile_f
  37 #define CL_ParseParticleEffect R_ParseParticleEffect
  38 #define CL_ParticleExplosion R_ParticleExplosion
  39 #define CL_ParticleExplosion2 R_ParticleExplosion2
  40 #define CL_BlobExplosion R_BlobExplosion
  41 #define CL_RunParticleEffect R_RunParticleEffect
  42 #define CL_LavaSplash R_LavaSplash
  43 #define CL_RocketTrail2 R_RocketTrail2
  44 void R_CalcBeam_Vertex3f (float *vert, vec3_t org1, vec3_t org2, float width)
  45 {
  46         vec3_t right1, right2, diff, normal;
  47
  48         VectorSubtract (org2, org1, normal);
  49         VectorNormalizeFast (normal);
  50
  51         // calculate 'right' vector for start
  52         VectorSubtract (r_origin, org1, diff);
  53         VectorNormalizeFast (diff);
  54         CrossProduct (normal, diff, right1);
  55
  56         // calculate 'right' vector for end
  57         VectorSubtract (r_origin, org2, diff);
  58         VectorNormalizeFast (diff);
  59         CrossProduct (normal, diff, right2);
  60
  61         vert[ 0] = org1[0] + width * right1[0];
  62         vert[ 1] = org1[1] + width * right1[1];
  63         vert[ 2] = org1[2] + width * right1[2];
  64         vert[ 3] = org1[0] - width * right1[0];
  65         vert[ 4] = org1[1] - width * right1[1];
  66         vert[ 5] = org1[2] - width * right1[2];
  67         vert[ 6] = org2[0] - width * right2[0];
  68         vert[ 7] = org2[1] - width * right2[1];
  69         vert[ 8] = org2[2] - width * right2[2];
  70         vert[ 9] = org2[0] + width * right2[0];
  71         vert[10] = org2[1] + width * right2[1];
  72         vert[11] = org2[2] + width * right2[2];
  73 }
  74 void fractalnoise(qbyte *noise, int size, int startgrid)
  75 {
  76         int x, y, g, g2, amplitude, min, max, size1 = size - 1, sizepower, gridpower;
  77         int *noisebuf;
  78 #define n(x,y) noisebuf[((y)&size1)*size+((x)&size1)]
  79
  80         for (sizepower = 0;(1 << sizepower) < size;sizepower++);
  81         if (size != (1 << sizepower))
  82                 Sys_Error("fractalnoise: size must be power of 2\n");
  83
  84         for (gridpower = 0;(1 << gridpower) < startgrid;gridpower++);
  85         if (startgrid != (1 << gridpower))
  86                 Sys_Error("fractalnoise: grid must be power of 2\n");
  87
  88         startgrid = bound(0, startgrid, size);
  89
  90         amplitude = 0xFFFF; // this gets halved before use
  91         noisebuf = malloc(size*size*sizeof(int));
  92         memset(noisebuf, 0, size*size*sizeof(int));
  93
  94         for (g2 = startgrid;g2;g2 >>= 1)
  95         {
  96                 // brownian motion (at every smaller level there is random behavior)
  97                 amplitude >>= 1;
  98                 for (y = 0;y < size;y += g2)
  99                         for (x = 0;x < size;x += g2)
 100                                 n(x,y) += (rand()&amplitude);
 101
 102                 g = g2 >> 1;
 103                 if (g)
 104                 {
 105                         // subdivide, diamond-square algorithm (really this has little to do with squares)
 106                         // diamond
 107                         for (y = 0;y < size;y += g2)
 108                                 for (x = 0;x < size;x += g2)
 109                                         n(x+g,y+g) = (n(x,y) + n(x+g2,y) + n(x,y+g2) + n(x+g2,y+g2)) >> 2;
 110                         // square
 111                         for (y = 0;y < size;y += g2)
 112                                 for (x = 0;x < size;x += g2)
 113                                 {
 114                                         n(x+g,y) = (n(x,y) + n(x+g2,y) + n(x+g,y-g) + n(x+g,y+g)) >> 2;
 115                                         n(x,y+g) = (n(x,y) + n(x,y+g2) + n(x-g,y+g) + n(x+g,y+g)) >> 2;
 116                                 }
 117                 }
 118         }
 119         // find range of noise values
 120         min = max = 0;
 121         for (y = 0;y < size;y++)
 122                 for (x = 0;x < size;x++)
 123                 {
 124                         if (n(x,y) < min) min = n(x,y);
 125                         if (n(x,y) > max) max = n(x,y);
 126                 }
 127         max -= min;
 128         max++;
 129         // normalize noise and copy to output
 130         for (y = 0;y < size;y++)
 131                 for (x = 0;x < size;x++)
 132                         *noise++ = (qbyte) (((n(x,y) - min) * 256) / max);
 133         free(noisebuf);
 134 #undef n
 135 }
 136 void VectorVectors(const vec3_t forward, vec3_t right, vec3_t up)
 137 {
 138         float d;
 139
 140         right[0] = forward[2];
 141         right[1] = -forward[0];
 142         right[2] = forward[1];
 143
 144         d = DotProduct(forward, right);
 145         right[0] -= d * forward[0];
 146         right[1] -= d * forward[1];
 147         right[2] -= d * forward[2];
 148         VectorNormalizeFast(right);
 149         CrossProduct(right, forward, up);
 150 }
 151 #if QW
 152 #include "pmove.h"
 153 extern qboolean PM_RecursiveHullCheck (hull_t *hull, int num, float p1f, float p2f, vec3_t p1, vec3_t p2, pmtrace_t *trace);
 154 #endif
 155 float CL_TraceLine (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal, int contents, int hitbmodels, void **hitent)
 156 {
 157 #if QW
 158         pmtrace_t trace;
 159 #else
 160         trace_t trace;
 161 #endif
 162         memset (&trace, 0, sizeof(trace));
 163         trace.fraction = 1;
 164         VectorCopy (end, trace.endpos);
 165 #if QW
 166         PM_RecursiveHullCheck (cl.model_precache[1]->hulls, 0, 0, 1, start, end, &trace);
 167 #else
 168         RecursiveHullCheck (cl.worldmodel->hulls, 0, 0, 1, start, end, &trace);
 169 #endif
 170         VectorCopy(trace.endpos, impact);
 171         VectorCopy(trace.plane.normal, normal);
 172         return trace.fraction;
 173 }
 174 #else
 175 #include "cl_collision.h"
 176 #endif
 177
 178 #define MAX_PARTICLES                   32768   // default max # of particles at one time
 179 #define ABSOLUTE_MIN_PARTICLES  512             // no fewer than this no matter what's on the command line
 180
 181 typedef enum
 182 {
 183         pt_static, pt_rain, pt_bubble, pt_blood, pt_grow, pt_decal
 184 }
 185 ptype_t;
 186
 187 #define PARTICLE_INVALID 0
 188 #define PARTICLE_BILLBOARD 1
 189 #define PARTICLE_SPARK 2
 190 #define PARTICLE_ORIENTED_DOUBLESIDED 3
 191 #define PARTICLE_BEAM 4
 192
 193 #define PBLEND_ALPHA 0
 194 #define PBLEND_ADD 1
 195 #define PBLEND_MOD 2
 196
 197 typedef struct particle_s
 198 {
 199         ptype_t         type;
 200         int                     orientation;
 201         int                     texnum;
 202         int                     blendmode;
 203         vec3_t          org;
 204         vec3_t          vel;
 205         float           die;
 206         float           scalex;
 207         float           scaley;
 208         float           alpha; // 0-255
 209         float           alphafade; // how much alpha reduces per second
 210         float           time2; // used for various things (snow fluttering, for example)
 211         float           bounce; // how much bounce-back from a surface the particle hits (0 = no physics, 1 = stop and slide, 2 = keep bouncing forever, 1.5 is typical)
 212         float           gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
 213         vec3_t          oldorg;
 214         vec3_t          vel2; // used for snow fluttering (base velocity, wind for instance)
 215         float           friction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
 216         float           pressure; // if non-zero, apply pressure to other particles
 217         qbyte           color[4];
 218 #ifndef WORKINGLQUAKE
 219         entity_render_t *owner; // decal stuck to this entity
 220         model_t         *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
 221         vec3_t          relativeorigin; // decal at this location in entity's coordinate space
 222         vec3_t          relativedirection; // decal oriented this way relative to entity's coordinate space
 223 #endif
 224 }
 225 particle_t;
 226
 227 static int particlepalette[256] =
 228 {
 229         0x000000,0x0f0f0f,0x1f1f1f,0x2f2f2f,0x3f3f3f,0x4b4b4b,0x5b5b5b,0x6b6b6b,
 230         0x7b7b7b,0x8b8b8b,0x9b9b9b,0xababab,0xbbbbbb,0xcbcbcb,0xdbdbdb,0xebebeb,
 231         0x0f0b07,0x170f0b,0x1f170b,0x271b0f,0x2f2313,0x372b17,0x3f2f17,0x4b371b,
 232         0x533b1b,0x5b431f,0x634b1f,0x6b531f,0x73571f,0x7b5f23,0x836723,0x8f6f23,
 233         0x0b0b0f,0x13131b,0x1b1b27,0x272733,0x2f2f3f,0x37374b,0x3f3f57,0x474767,
 234         0x4f4f73,0x5b5b7f,0x63638b,0x6b6b97,0x7373a3,0x7b7baf,0x8383bb,0x8b8bcb,
 235         0x000000,0x070700,0x0b0b00,0x131300,0x1b1b00,0x232300,0x2b2b07,0x2f2f07,
 236         0x373707,0x3f3f07,0x474707,0x4b4b0b,0x53530b,0x5b5b0b,0x63630b,0x6b6b0f,
 237         0x070000,0x0f0000,0x170000,0x1f0000,0x270000,0x2f0000,0x370000,0x3f0000,
 238         0x470000,0x4f0000,0x570000,0x5f0000,0x670000,0x6f0000,0x770000,0x7f0000,
 239         0x131300,0x1b1b00,0x232300,0x2f2b00,0x372f00,0x433700,0x4b3b07,0x574307,
 240         0x5f4707,0x6b4b0b,0x77530f,0x835713,0x8b5b13,0x975f1b,0xa3631f,0xaf6723,
 241         0x231307,0x2f170b,0x3b1f0f,0x4b2313,0x572b17,0x632f1f,0x733723,0x7f3b2b,
 242         0x8f4333,0x9f4f33,0xaf632f,0xbf772f,0xcf8f2b,0xdfab27,0xefcb1f,0xfff31b,
 243         0x0b0700,0x1b1300,0x2b230f,0x372b13,0x47331b,0x533723,0x633f2b,0x6f4733,
 244         0x7f533f,0x8b5f47,0x9b6b53,0xa77b5f,0xb7876b,0xc3937b,0xd3a38b,0xe3b397,
 245         0xab8ba3,0x9f7f97,0x937387,0x8b677b,0x7f5b6f,0x775363,0x6b4b57,0x5f3f4b,
 246         0x573743,0x4b2f37,0x43272f,0x371f23,0x2b171b,0x231313,0x170b0b,0x0f0707,
 247         0xbb739f,0xaf6b8f,0xa35f83,0x975777,0x8b4f6b,0x7f4b5f,0x734353,0x6b3b4b,
 248         0x5f333f,0x532b37,0x47232b,0x3b1f23,0x2f171b,0x231313,0x170b0b,0x0f0707,
 249         0xdbc3bb,0xcbb3a7,0xbfa39b,0xaf978b,0xa3877b,0x977b6f,0x876f5f,0x7b6353,
 250         0x6b5747,0x5f4b3b,0x533f33,0x433327,0x372b1f,0x271f17,0x1b130f,0x0f0b07,
 251         0x6f837b,0x677b6f,0x5f7367,0x576b5f,0x4f6357,0x475b4f,0x3f5347,0x374b3f,
 252         0x2f4337,0x2b3b2f,0x233327,0x1f2b1f,0x172317,0x0f1b13,0x0b130b,0x070b07,
 253         0xfff31b,0xefdf17,0xdbcb13,0xcbb70f,0xbba70f,0xab970b,0x9b8307,0x8b7307,
 254         0x7b6307,0x6b5300,0x5b4700,0x4b3700,0x3b2b00,0x2b1f00,0x1b0f00,0x0b0700,
 255         0x0000ff,0x0b0bef,0x1313df,0x1b1bcf,0x2323bf,0x2b2baf,0x2f2f9f,0x2f2f8f,
 256         0x2f2f7f,0x2f2f6f,0x2f2f5f,0x2b2b4f,0x23233f,0x1b1b2f,0x13131f,0x0b0b0f,
 257         0x2b0000,0x3b0000,0x4b0700,0x5f0700,0x6f0f00,0x7f1707,0x931f07,0xa3270b,
 258         0xb7330f,0xc34b1b,0xcf632b,0xdb7f3b,0xe3974f,0xe7ab5f,0xefbf77,0xf7d38b,
 259         0xa77b3b,0xb79b37,0xc7c337,0xe7e357,0x7fbfff,0xabe7ff,0xd7ffff,0x670000,
 260         0x8b0000,0xb30000,0xd70000,0xff0000,0xfff393,0xfff7c7,0xffffff,0x9f5b53
 261 };
 262
 263 //static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
 264
 265 // texture numbers in particle font
 266 static const int tex_smoke[8] = {0, 1, 2, 3, 4, 5, 6, 7};
 267 static const int tex_rainsplash[16] = {8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23};
 268 static const int tex_particle = 24;
 269 static const int tex_raindrop = 25;
 270 static const int tex_bubble = 26;
 271 static const int tex_beam = 27;
 272 static const int tex_blooddecal[8] = {32, 33, 34, 35, 36, 37, 38, 39};
 273
 274 static int                      cl_maxparticles;
 275 static int                      cl_numparticles;
 276 static particle_t       *particles;
 277 static particle_t       **freeparticles; // list used only in compacting particles array
 278
 279 cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1"};
 280 cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1"};
 281 cvar_t cl_particles_bloodshowers = {CVAR_SAVE, "cl_particles_bloodshowers", "1"};
 282 cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1"};
 283 cvar_t cl_particles_blood_size = {CVAR_SAVE, "cl_particles_blood_size", "8"};
 284 cvar_t cl_particles_blood_alpha = {CVAR_SAVE, "cl_particles_blood_alpha", "0.5"};
 285 cvar_t cl_particles_bulletimpacts = {CVAR_SAVE, "cl_particles_bulletimpacts", "1"};
 286 cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1"};
 287 cvar_t cl_particles_smoke_size = {CVAR_SAVE, "cl_particles_smoke_size", "7"};
 288 cvar_t cl_particles_smoke_alpha = {CVAR_SAVE, "cl_particles_smoke_alpha", "0.5"};
 289 cvar_t cl_particles_smoke_alphafade = {CVAR_SAVE, "cl_particles_smoke_alphafade", "0.55"};
 290 cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1"};
 291 cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1"};
 292 cvar_t cl_decals = {CVAR_SAVE, "cl_decals", "0"};
 293 cvar_t cl_decals_time = {CVAR_SAVE, "cl_decals_time", "0"};
 294 cvar_t cl_decals_fadetime = {CVAR_SAVE, "cl_decals_fadetime", "20"};
 295
 296 #ifndef WORKINGLQUAKE
 297 static mempool_t *cl_part_mempool;
 298 #endif
 299
 300 void CL_Particles_Clear(void)
 301 {
 302         cl_numparticles = 0;
 303 }
 304
 305 /*
 306 ===============
 307 CL_InitParticles
 308 ===============
 309 */
 310 void CL_ReadPointFile_f (void);
 311 void CL_Particles_Init (void)
 312 {
 313         int             i;
 314
 315         i = COM_CheckParm ("-particles");
 316
 317         if (i && i < com_argc - 1)
 318         {
 319                 cl_maxparticles = (int)(atoi(com_argv[i+1]));
 320                 if (cl_maxparticles < ABSOLUTE_MIN_PARTICLES)
 321                         cl_maxparticles = ABSOLUTE_MIN_PARTICLES;
 322         }
 323         else
 324                 cl_maxparticles = MAX_PARTICLES;
 325
 326         Cmd_AddCommand ("pointfile", CL_ReadPointFile_f);
 327
 328         Cvar_RegisterVariable (&cl_particles);
 329         Cvar_RegisterVariable (&cl_particles_size);
 330         Cvar_RegisterVariable (&cl_particles_bloodshowers);
 331         Cvar_RegisterVariable (&cl_particles_blood);
 332         Cvar_RegisterVariable (&cl_particles_blood_size);
 333         Cvar_RegisterVariable (&cl_particles_blood_alpha);
 334         Cvar_RegisterVariable (&cl_particles_bulletimpacts);
 335         Cvar_RegisterVariable (&cl_particles_smoke);
 336         Cvar_RegisterVariable (&cl_particles_smoke_size);
 337         Cvar_RegisterVariable (&cl_particles_smoke_alpha);
 338         Cvar_RegisterVariable (&cl_particles_smoke_alphafade);
 339         Cvar_RegisterVariable (&cl_particles_sparks);
 340         Cvar_RegisterVariable (&cl_particles_bubbles);
 341         Cvar_RegisterVariable (&cl_decals);
 342         Cvar_RegisterVariable (&cl_decals_time);
 343         Cvar_RegisterVariable (&cl_decals_fadetime);
 344
 345 #ifdef WORKINGLQUAKE
 346         particles = (particle_t *) Hunk_AllocName(cl_maxparticles * sizeof(particle_t), "particles");
 347         freeparticles = (void *) Hunk_AllocName(cl_maxparticles * sizeof(particle_t *), "particles");
 348 #else
 349         cl_part_mempool = Mem_AllocPool("CL_Part");
 350         particles = (particle_t *) Mem_Alloc(cl_part_mempool, cl_maxparticles * sizeof(particle_t));
 351         freeparticles = (void *) Mem_Alloc(cl_part_mempool, cl_maxparticles * sizeof(particle_t *));
 352 #endif
 353         cl_numparticles = 0;
 354 }
 355
 356 #define particle(ptype, porientation, pcolor1, pcolor2, ptex, plight, pblendmode, pscalex, pscaley, palpha, palphafade, ptime, pgravity, pbounce, px, py, pz, pvx, pvy, pvz, ptime2, pvx2, pvy2, pvz2, pfriction, ppressure)\
 357 {\
 358         if (cl_numparticles < cl_maxparticles)\
 359         {\
 360                 particle_t      *part;\
 361                 int ptempcolor, ptempcolor2, pcr1, pcg1, pcb1, pcr2, pcg2, pcb2;\
 362                 ptempcolor = (pcolor1);\
 363                 ptempcolor2 = (pcolor2);\
 364                 pcr2 = ((ptempcolor2) >> 16) & 0xFF;\
 365                 pcg2 = ((ptempcolor2) >> 8) & 0xFF;\
 366                 pcb2 = (ptempcolor2) & 0xFF;\
 367                 if (ptempcolor != ptempcolor2)\
 368                 {\
 369                         pcr1 = ((ptempcolor) >> 16) & 0xFF;\
 370                         pcg1 = ((ptempcolor) >> 8) & 0xFF;\
 371                         pcb1 = (ptempcolor) & 0xFF;\
 372                         ptempcolor = rand() & 0xFF;\
 373                         pcr2 = (((pcr2 - pcr1) * ptempcolor) >> 8) + pcr1;\
 374                         pcg2 = (((pcg2 - pcg1) * ptempcolor) >> 8) + pcg1;\
 375                         pcb2 = (((pcb2 - pcb1) * ptempcolor) >> 8) + pcb1;\
 376                 }\
 377                 part = &particles[cl_numparticles++];\
 378                 memset(part, 0, sizeof(*part));\
 379                 part->type = (ptype);\
 380                 part->color[0] = pcr2;\
 381                 part->color[1] = pcg2;\
 382                 part->color[2] = pcb2;\
 383                 part->color[3] = 0xFF;\
 384                 part->orientation = porientation;\
 385                 part->texnum = ptex;\
 386                 part->blendmode = pblendmode;\
 387                 part->scalex = (pscalex);\
 388                 part->scaley = (pscaley);\
 389                 part->alpha = (palpha);\
 390                 part->alphafade = (palphafade);\
 391                 part->die = cl.time + (ptime);\
 392                 part->gravity = (pgravity);\
 393                 part->bounce = (pbounce);\
 394                 part->org[0] = (px);\
 395                 part->org[1] = (py);\
 396                 part->org[2] = (pz);\
 397                 part->vel[0] = (pvx);\
 398                 part->vel[1] = (pvy);\
 399                 part->vel[2] = (pvz);\
 400                 part->time2 = (ptime2);\
 401                 part->vel2[0] = (pvx2);\
 402                 part->vel2[1] = (pvy2);\
 403                 part->vel2[2] = (pvz2);\
 404                 part->friction = (pfriction);\
 405                 part->pressure = (ppressure);\
 406         }\
 407 }
 408
 409 /*
 410 ===============
 411 CL_EntityParticles
 412 ===============
 413 */
 414 void CL_EntityParticles (entity_t *ent)
 415 {
 416         int                     i;
 417         float           angle;
 418         float           sp, sy, cp, cy;
 419         vec3_t          forward;
 420         float           dist;
 421         float           beamlength;
 422         static vec3_t avelocities[NUMVERTEXNORMALS];
 423         if (!cl_particles.integer) return;
 424
 425         dist = 64;
 426         beamlength = 16;
 427
 428         if (!avelocities[0][0])
 429                 for (i=0 ; i<NUMVERTEXNORMALS*3 ; i++)
 430                         avelocities[0][i] = (rand()&255) * 0.01;
 431
 432         for (i=0 ; i<NUMVERTEXNORMALS ; i++)
 433         {
 434                 angle = cl.time * avelocities[i][0];
 435                 sy = sin(angle);
 436                 cy = cos(angle);
 437                 angle = cl.time * avelocities[i][1];
 438                 sp = sin(angle);
 439                 cp = cos(angle);
 440
 441                 forward[0] = cp*cy;
 442                 forward[1] = cp*sy;
 443                 forward[2] = -sp;
 444
 445 #ifdef WORKINGLQUAKE
 446                 particle(pt_static, PARTICLE_BILLBOARD, particlepalette[0x6f], particlepalette[0x6f], tex_particle, false, PBLEND_ADD, 2, 2, 255, 0, 0, 0, 0, ent->origin[0] + m_bytenormals[i][0]*dist + forward[0]*beamlength, ent->origin[1] + m_bytenormals[i][1]*dist + forward[1]*beamlength, ent->origin[2] + m_bytenormals[i][2]*dist + forward[2]*beamlength, 0, 0, 0, 0, 0, 0, 0, 0, 0);
 447 #else
 448                 particle(pt_static, PARTICLE_BILLBOARD, particlepalette[0x6f], particlepalette[0x6f], tex_particle, false, PBLEND_ADD, 2, 2, 255, 0, 0, 0, 0, ent->render.origin[0] + m_bytenormals[i][0]*dist + forward[0]*beamlength, ent->render.origin[1] + m_bytenormals[i][1]*dist + forward[1]*beamlength, ent->render.origin[2] + m_bytenormals[i][2]*dist + forward[2]*beamlength, 0, 0, 0, 0, 0, 0, 0, 0, 0);
 449 #endif
 450         }
 451 }
 452
 453
 454 void CL_ReadPointFile_f (void)
 455 {
 456         vec3_t org, leakorg;
 457         int r, c, s;
 458         char *pointfile = NULL, *pointfilepos, *t, tchar;
 459         char name[MAX_OSPATH];
 460
 461         FS_StripExtension(cl.worldmodel->name, name);
 462         strcat(name, ".pts");
 463 #if WORKINGLQUAKE
 464         pointfile = COM_LoadTempFile (name);
 465 #else
 466         pointfile = FS_LoadFile(name, true);
 467 #endif
 468         if (!pointfile)
 469         {
 470                 Con_Printf ("Could not open %s\n", name);
 471                 return;
 472         }
 473
 474         Con_Printf ("Reading %s...\n", name);
 475         c = 0;
 476         s = 0;
 477         pointfilepos = pointfile;
 478         while (*pointfilepos)
 479         {
 480                 while (*pointfilepos == '\n' || *pointfilepos == '\r')
 481                         pointfilepos++;
 482                 if (!*pointfilepos)
 483                         break;
 484                 t = pointfilepos;
 485                 while (*t && *t != '\n' && *t != '\r')
 486                         t++;
 487                 tchar = *t;
 488                 *t = 0;
 489                 r = sscanf (pointfilepos,"%f %f %f", &org[0], &org[1], &org[2]);
 490                 *t = tchar;
 491                 pointfilepos = t;
 492                 if (r != 3)
 493                         break;
 494                 if (c == 0)
 495                         VectorCopy(org, leakorg);
 496                 c++;
 497
 498                 if (cl_numparticles < cl_maxparticles - 3)
 499                 {
 500                         s++;
 501                         particle(pt_static, PARTICLE_BILLBOARD, particlepalette[(-c)&15], particlepalette[(-c)&15], tex_particle, false, PBLEND_ALPHA, 2, 2, 255, 0, 99999, 0, 0, org[0], org[1], org[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
 502                 }
 503         }
 504 #ifndef WORKINGLQUAKE
 505         Mem_Free(pointfile);
 506 #endif
 507         VectorCopy(leakorg, org);
 508         Con_Printf ("%i points read (%i particles spawned)\nLeak at %f %f %f\n", c, s, org[0], org[1], org[2]);
 509
 510         particle(pt_static, PARTICLE_BEAM, 0xFF0000, 0xFF0000, tex_beam, false, PBLEND_ALPHA, 64, 64, 255, 0, 99999, 0, 0, org[0] - 4096, org[1], org[2], 0, 0, 0, 0, org[0] + 4096, org[1], org[2], 0, 0);
 511         particle(pt_static, PARTICLE_BEAM, 0x00FF00, 0x00FF00, tex_beam, false, PBLEND_ALPHA, 64, 64, 255, 0, 99999, 0, 0, org[0], org[1] - 4096, org[2], 0, 0, 0, 0, org[0], org[1] + 4096, org[2], 0, 0);
 512         particle(pt_static, PARTICLE_BEAM, 0x0000FF, 0x0000FF, tex_beam, false, PBLEND_ALPHA, 64, 64, 255, 0, 99999, 0, 0, org[0], org[1], org[2] - 4096, 0, 0, 0, 0, org[0], org[1], org[2] + 4096, 0, 0);
 513 }
 514
 515 /*
 516 ===============
 517 CL_ParseParticleEffect
 518
 519 Parse an effect out of the server message
 520 ===============
 521 */
 522 void CL_ParseParticleEffect (void)
 523 {
 524         vec3_t org, dir;
 525         int i, count, msgcount, color;
 526
 527         for (i=0 ; i<3 ; i++)
 528                 org[i] = MSG_ReadCoord ();
 529         for (i=0 ; i<3 ; i++)
 530                 dir[i] = MSG_ReadChar () * (1.0/16);
 531         msgcount = MSG_ReadByte ();
 532         color = MSG_ReadByte ();
 533
 534         if (msgcount == 255)
 535                 count = 1024;
 536         else
 537                 count = msgcount;
 538
 539         CL_RunParticleEffect (org, dir, color, count);
 540 }
 541
 542 /*
 543 ===============
 544 CL_ParticleExplosion
 545
 546 ===============
 547 */
 548 void CL_ParticleExplosion (vec3_t org)
 549 {
 550         int i, k;
 551         //vec3_t v;
 552         //vec3_t v2;
 553         if (cl_stainmaps.integer)
 554                 R_Stain(org, 96, 80, 80, 80, 64, 176, 176, 176, 64);
 555
 556         i = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, org) : CONTENTS_EMPTY;
 557         if ((i == CONTENTS_SLIME || i == CONTENTS_WATER) && cl_particles.integer && cl_particles_bubbles.integer)
 558         {
 559                 for (i = 0;i < 128;i++)
 560                 {
 561                         particle(pt_bubble, PARTICLE_BILLBOARD, 0x404040, 0x808080, tex_bubble, false, PBLEND_ADD, 2, 2, lhrandom(128, 255), 256, 9999, -0.25, 1.5, org[0] + lhrandom(-16, 16), org[1] + lhrandom(-16, 16), org[2] + lhrandom(-16, 16), lhrandom(-96, 96), lhrandom(-96, 96), lhrandom(-96, 96), 0, 0, 0, 0, (1.0 / 16.0), 0);
 562                 }
 563         }
 564         else
 565         {
 566                 /*
 567                 // LordHavoc: smoke effect similar to UT2003, chews fillrate too badly up close
 568                 // smoke puff
 569                 if (cl_particles.integer && cl_particles_smoke.integer)
 570                 {
 571                         for (i = 0;i < 64;i++)
 572                         {
 573 #ifdef WORKINGLQUAKE
 574                                 v2[0] = lhrandom(-64, 64);
 575                                 v2[1] = lhrandom(-64, 64);
 576                                 v2[2] = lhrandom(-8, 24);
 577 #else
 578                                 for (k = 0;k < 16;k++)
 579                                 {
 580                                         v[0] = org[0] + lhrandom(-64, 64);
 581                                         v[1] = org[1] + lhrandom(-64, 64);
 582                                         v[2] = org[2] + lhrandom(-8, 24);
 583                                         if (CL_TraceLine(org, v, v2, NULL, 0, true, NULL) >= 0.1)
 584                                                 break;
 585                                 }
 586                                 VectorSubtract(v2, org, v2);
 587 #endif
 588                                 VectorScale(v2, 2.0f, v2);
 589                                 particle(pt_static, PARTICLE_BILLBOARD, 0x101010, 0x202020, tex_smoke[rand()&7], true, PBLEND_ADD, 12, 12, 255, 512, 9999, 0, 0, org[0], org[1], org[2], v2[0], v2[1], v2[2], 0, 0, 0, 0, 0, 0);
 590                         }
 591                 }
 592                 */
 593
 594                 if (cl_particles.integer && cl_particles_sparks.integer)
 595                 {
 596                         // sparks
 597                         for (i = 0;i < 256;i++)
 598                         {
 599                                 k = particlepalette[0x68 + (rand() & 7)];
 600                                 particle(pt_static, PARTICLE_SPARK, k, k, tex_particle, false, PBLEND_ADD, 1.5f, 0.05f, lhrandom(0, 255), 512, 9999, 1, 0, org[0], org[1], org[2], lhrandom(-192, 192), lhrandom(-192, 192), lhrandom(-192, 192) + 160, 0, 0, 0, 0, 0, 0);
 601                         }
 602                 }
 603         }
 604
 605         if (cl_explosions.integer)
 606                 R_NewExplosion(org);
 607 }
 608
 609 /*
 610 ===============
 611 CL_ParticleExplosion2
 612
 613 ===============
 614 */
 615 void CL_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength)
 616 {
 617         int i, k;
 618         if (!cl_particles.integer) return;
 619
 620         for (i = 0;i < 512;i++)
 621         {
 622                 k = particlepalette[colorStart + (i % colorLength)];
 623                 particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ALPHA, 1.5, 1.5, 255, 384, 0.3, 0, 0, org[0] + lhrandom(-8, 8), org[1] + lhrandom(-8, 8), org[2] + lhrandom(-8, 8), lhrandom(-192, 192), lhrandom(-192, 192), lhrandom(-192, 192), 0, 0, 0, 0, 1, 0);
 624         }
 625 }
 626
 627 /*
 628 ===============
 629 CL_BlobExplosion
 630
 631 ===============
 632 */
 633 void CL_BlobExplosion (vec3_t org)
 634 {
 635         if (cl_stainmaps.integer)
 636                 R_Stain(org, 96, 80, 80, 80, 64, 176, 176, 176, 64);
 637
 638         if (cl_explosions.integer)
 639                 R_NewExplosion(org);
 640 }
 641
 642 /*
 643 ===============
 644 CL_RunParticleEffect
 645
 646 ===============
 647 */
 648 void CL_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count)
 649 {
 650         int k;
 651
 652         if (count == 1024)
 653         {
 654                 CL_ParticleExplosion(org);
 655                 return;
 656         }
 657         if (!cl_particles.integer) return;
 658         while (count--)
 659         {
 660                 k = particlepalette[color + (rand()&7)];
 661                 if (gamemode == GAME_GOODVSBAD2)
 662                 {
 663                         particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ALPHA, 5, 5, 255, 300, 9999, 0, 0, org[0] + lhrandom(-8, 8), org[1] + lhrandom(-8, 8), org[2] + lhrandom(-8, 8), lhrandom(-10, 10), lhrandom(-10, 10), lhrandom(-10, 10), 0, 0, 0, 0, 0, 0);
 664                 }
 665                 else
 666                 {
 667                         particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ALPHA, 1, 1, 255, 512, 9999, 0, 0, org[0] + lhrandom(-8, 8), org[1] + lhrandom(-8, 8), org[2] + lhrandom(-8, 8), dir[0] + lhrandom(-15, 15), dir[1] + lhrandom(-15, 15), dir[2] + lhrandom(-15, 15), 0, 0, 0, 0, 0, 0);
 668                 }
 669         }
 670 }
 671
 672 // LordHavoc: added this for spawning sparks/dust (which have strong gravity)
 673 /*
 674 ===============
 675 CL_SparkShower
 676 ===============
 677 */
 678 void CL_SparkShower (vec3_t org, vec3_t dir, int count)
 679 {
 680         vec3_t org2, org3;
 681         int k;
 682
 683         if (cl_stainmaps.integer)
 684                 R_Stain(org, 32, 96, 96, 96, 24, 128, 128, 128, 24);
 685
 686         if (!cl_particles.integer) return;
 687
 688         if (cl_particles_bulletimpacts.integer)
 689         {
 690                 // smoke puff
 691                 if (cl_particles_smoke.integer)
 692                 {
 693                         k = count / 4;
 694                         while(k--)
 695                         {
 696                                 org2[0] = org[0] + 0.125f * lhrandom(-count, count);
 697                                 org2[1] = org[1] + 0.125f * lhrandom(-count, count);
 698                                 org2[2] = org[2] + 0.125f * lhrandom(-count, count);
 699                                 CL_TraceLine(org, org2, org3, NULL, 0, true, NULL);
 700                                 particle(pt_grow, PARTICLE_BILLBOARD, 0x101010, 0x202020, tex_smoke[rand()&7], true, PBLEND_ADD, 3, 3, 255, 1024, 9999, -0.2, 0, org3[0], org3[1], org3[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(0, 16), 15, 0, 0, 0, 0, 0);
 701                         }
 702                 }
 703
 704                 if (cl_particles_sparks.integer)
 705                 {
 706                         // sparks
 707                         while(count--)
 708                         {
 709                                 k = particlepalette[0x68 + (rand() & 7)];
 710                                 particle(pt_static, PARTICLE_SPARK, k, k, tex_particle, false, PBLEND_ADD, 0.4f, 0.015f, lhrandom(64, 255), 512, 9999, 1, 0, org[0], org[1], org[2], lhrandom(-64, 64) + dir[0], lhrandom(-64, 64) + dir[1], lhrandom(0, 128) + dir[2], 0, 0, 0, 0, 0, 0);
 711                         }
 712                 }
 713         }
 714 }
 715
 716 void CL_PlasmaBurn (vec3_t org)
 717 {
 718         if (cl_stainmaps.integer)
 719                 R_Stain(org, 48, 96, 96, 96, 32, 128, 128, 128, 32);
 720 }
 721
 722 static float bloodcount = 0;
 723 void CL_BloodPuff (vec3_t org, vec3_t vel, int count)
 724 {
 725         float s, r, a;
 726         vec3_t org2, org3;
 727         // bloodcount is used to accumulate counts too small to cause a blood particle
 728         if (!cl_particles.integer) return;
 729         if (!cl_particles_blood.integer) return;
 730
 731         s = count + 32.0f;
 732         count *= 5.0f;
 733         if (count > 1000)
 734                 count = 1000;
 735         bloodcount += count;
 736         r = cl_particles_blood_size.value;
 737         a = cl_particles_blood_alpha.value * 255;
 738         while(bloodcount > 0)
 739         {
 740                 org2[0] = org[0] + 0.125f * lhrandom(-bloodcount, bloodcount);
 741                 org2[1] = org[1] + 0.125f * lhrandom(-bloodcount, bloodcount);
 742                 org2[2] = org[2] + 0.125f * lhrandom(-bloodcount, bloodcount);
 743                 CL_TraceLine(org, org2, org3, NULL, 0, true, NULL);
 744                 particle(pt_blood, PARTICLE_BILLBOARD, 0xFFFFFF, 0xFFFFFF, tex_blooddecal[rand()&7], true, PBLEND_MOD, r, r, a * 3, a * 1.5, 9999, 0, -1, org3[0], org3[1], org3[2], vel[0] + lhrandom(-s, s), vel[1] + lhrandom(-s, s), vel[2] + lhrandom(-s, s), 0, 0, 0, 0, 1, 0);
 745                 //particle(pt_blood, PARTICLE_BILLBOARD, 0x000000, 0x200000, tex_smoke[rand()&7], true, PBLEND_ALPHA, r, r, a, a * 0.5, 9999, 0, -1, org3[0], org3[1], org3[2], vel[0] + lhrandom(-s, s), vel[1] + lhrandom(-s, s), vel[2] + lhrandom(-s, s), 0, 0, 0, 0, 1, 0);
 746                 bloodcount -= r;
 747         }
 748 }
 749
 750 void CL_BloodShower (vec3_t mins, vec3_t maxs, float velspeed, int count)
 751 {
 752         float r;
 753         float a;
 754         vec3_t diff, center, velscale;
 755         if (!cl_particles.integer) return;
 756         if (!cl_particles_bloodshowers.integer) return;
 757         if (!cl_particles_blood.integer) return;
 758
 759         VectorSubtract(maxs, mins, diff);
 760         center[0] = (mins[0] + maxs[0]) * 0.5;
 761         center[1] = (mins[1] + maxs[1]) * 0.5;
 762         center[2] = (mins[2] + maxs[2]) * 0.5;
 763         // FIXME: change velspeed back to 2.0x after fixing mod
 764         velscale[0] = velspeed * 2.0 / diff[0];
 765         velscale[1] = velspeed * 2.0 / diff[1];
 766         velscale[2] = velspeed * 2.0 / diff[2];
 767
 768         bloodcount += count * 5.0f;
 769         r = cl_particles_blood_size.value;
 770         a = cl_particles_blood_alpha.value * 255;
 771         while (bloodcount > 0)
 772         {
 773                 vec3_t org, vel;
 774                 org[0] = lhrandom(mins[0], maxs[0]);
 775                 org[1] = lhrandom(mins[1], maxs[1]);
 776                 org[2] = lhrandom(mins[2], maxs[2]);
 777                 vel[0] = (org[0] - center[0]) * velscale[0];
 778                 vel[1] = (org[1] - center[1]) * velscale[1];
 779                 vel[2] = (org[2] - center[2]) * velscale[2];
 780                 bloodcount -= r;
 781                 particle(pt_blood, PARTICLE_BILLBOARD, 0xFFFFFF, 0xFFFFFF, tex_blooddecal[rand()&7], true, PBLEND_MOD, r, r, a * 3, a * 1.5, 9999, 0, -1, org[0], org[1], org[2], vel[0], vel[1], vel[2], 0, 0, 0, 0, 1, 0);
 782                 //particle(pt_blood, PARTICLE_BILLBOARD, 0x000000, 0x200000, tex_smoke[rand()&7], true, PBLEND_ALPHA, r, r, a, a * 0.5, 9999, 0, -1, org[0], org[1], org[2], vel[0], vel[1], vel[2], 0, 0, 0, 0, 1, 0);
 783         }
 784 }
 785
 786 void CL_ParticleCube (vec3_t mins, vec3_t maxs, vec3_t dir, int count, int colorbase, int gravity, int randomvel)
 787 {
 788         int k;
 789         float t;
 790         if (!cl_particles.integer) return;
 791         if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
 792         if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
 793         if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
 794
 795         while (count--)
 796         {
 797                 k = particlepalette[colorbase + (rand()&3)];
 798                 particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ALPHA, 2, 2, 255, 0, lhrandom(1, 2), gravity ? 1 : 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(mins[2], maxs[2]), dir[0] + lhrandom(-randomvel, randomvel), dir[1] + lhrandom(-randomvel, randomvel), dir[2] + lhrandom(-randomvel, randomvel), 0, 0, 0, 0, 0, 0);
 799         }
 800 }
 801
 802 void CL_ParticleRain (vec3_t mins, vec3_t maxs, vec3_t dir, int count, int colorbase, int type)
 803 {
 804         int k;
 805         float t, z, minz, maxz;
 806         if (!cl_particles.integer) return;
 807         if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
 808         if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
 809         if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
 810         if (dir[2] < 0) // falling
 811         {
 812                 t = (maxs[2] - mins[2]) / -dir[2];
 813                 z = maxs[2];
 814         }
 815         else // rising??
 816         {
 817                 t = (maxs[2] - mins[2]) / dir[2];
 818                 z = mins[2];
 819         }
 820         if (t < 0 || t > 2) // sanity check
 821                 t = 2;
 822
 823         minz = z - fabs(dir[2]) * 0.1;
 824         maxz = z + fabs(dir[2]) * 0.1;
 825         minz = bound(mins[2], minz, maxs[2]);
 826         maxz = bound(mins[2], maxz, maxs[2]);
 827
 828         switch(type)
 829         {
 830         case 0:
 831                 count *= 4; // ick, this should be in the mod or maps?
 832
 833                 while(count--)
 834                 {
 835                         k = particlepalette[colorbase + (rand()&3)];
 836                         if (gamemode == GAME_GOODVSBAD2)
 837                         {
 838                                 particle(pt_rain, PARTICLE_SPARK, k, k, tex_particle, true, PBLEND_ADD, 20, 20, lhrandom(8, 16), 0, t, 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], cl.time + 9999, dir[0], dir[1], dir[2], 0, 0);
 839                         }
 840                         else
 841                         {
 842                                 particle(pt_rain, PARTICLE_SPARK, k, k, tex_particle, true, PBLEND_ADD, 0.5, 0.02, lhrandom(8, 16), 0, t, 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], cl.time + 9999, dir[0], dir[1], dir[2], 0, 0);
 843                         }
 844                 }
 845                 break;
 846         case 1:
 847                 while(count--)
 848                 {
 849                         k = particlepalette[colorbase + (rand()&3)];
 850                         if (gamemode == GAME_GOODVSBAD2)
 851                         {
 852                                 particle(pt_rain, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ADD, 20, 20, lhrandom(64, 128), 0, t, 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, dir[0], dir[1], dir[2], 0, 0);
 853                         }
 854                         else
 855                         {
 856                                 particle(pt_rain, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ADD, 1, 1, lhrandom(64, 128), 0, t, 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(minz, maxz), dir[0], dir[1], dir[2], 0, dir[0], dir[1], dir[2], 0, 0);
 857                         }
 858                 }
 859                 break;
 860         default:
 861                 Host_Error("CL_ParticleRain: unknown type %i (0 = rain, 1 = snow)\n", type);
 862         }
 863 }
 864
 865 void CL_Stardust (vec3_t mins, vec3_t maxs, int count)
 866 {
 867         int k;
 868         float t;
 869         vec3_t o, v, center;
 870         if (!cl_particles.integer) return;
 871
 872         if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
 873         if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
 874         if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
 875
 876         center[0] = (mins[0] + maxs[0]) * 0.5f;
 877         center[1] = (mins[1] + maxs[1]) * 0.5f;
 878         center[2] = (mins[2] + maxs[2]) * 0.5f;
 879
 880         while (count--)
 881         {
 882                 k = particlepalette[224 + (rand()&15)];
 883                 o[0] = lhrandom(mins[0], maxs[0]);
 884                 o[1] = lhrandom(mins[1], maxs[1]);
 885                 o[2] = lhrandom(mins[2], maxs[2]);
 886                 VectorSubtract(o, center, v);
 887                 VectorNormalizeFast(v);
 888                 VectorScale(v, 100, v);
 889                 v[2] += sv_gravity.value * 0.15f;
 890                 particle(pt_static, PARTICLE_BILLBOARD, 0x903010, 0xFFD030, tex_particle, false, PBLEND_ADD, 1.5, 1.5, lhrandom(64, 128), 128, 9999, 1, 0, o[0], o[1], o[2], v[0], v[1], v[2], 0, 0, 0, 0, 0, 0);
 891         }
 892 }
 893
 894 void CL_FlameCube (vec3_t mins, vec3_t maxs, int count)
 895 {
 896         int k;
 897         float t;
 898         if (!cl_particles.integer) return;
 899         if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
 900         if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
 901         if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
 902
 903         while (count--)
 904         {
 905                 k = particlepalette[224 + (rand()&15)];
 906                 particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ADD, 4, 4, lhrandom(64, 128), 384, 9999, -1, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(mins[2], maxs[2]), lhrandom(-32, 32), lhrandom(-32, 32), lhrandom(0, 64), 0, 0, 0, 0, 1, 0);
 907                 if (count & 1)
 908                         particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, PBLEND_ADD, 6, 6, lhrandom(48, 96), 64, 9999, 0, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(mins[2], maxs[2]), lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(0, 32), 0, 0, 0, 0, 0, 0);
 909         }
 910 }
 911
 912 void CL_Flames (vec3_t org, vec3_t vel, int count)
 913 {
 914         int k;
 915         if (!cl_particles.integer) return;
 916
 917         while (count--)
 918         {
 919                 k = particlepalette[224 + (rand()&15)];
 920                 particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, PBLEND_ADD, 4, 4, lhrandom(64, 128), 384, 9999, -1, 1.1, org[0], org[1], org[2], vel[0] + lhrandom(-128, 128), vel[1] + lhrandom(-128, 128), vel[2] + lhrandom(-128, 128), 0, 0, 0, 0, 1, 0);
 921         }
 922 }
 923
 924
 925
 926 /*
 927 ===============
 928 CL_LavaSplash
 929
 930 ===============
 931 */
 932 void CL_LavaSplash (vec3_t origin)
 933 {
 934         int                     i, j, k, l, inc;
 935         float           vel;
 936         vec3_t          dir, org;
 937         if (!cl_particles.integer) return;
 938
 939         inc = 32;
 940         for (i = -128;i < 128;i += inc)
 941         {
 942                 for (j = -128;j < 128;j += inc)
 943                 {
 944                         dir[0] = j + lhrandom(0, 8);
 945                         dir[1] = i + lhrandom(0, 8);
 946                         dir[2] = 256;
 947                         org[0] = origin[0] + dir[0];
 948                         org[1] = origin[1] + dir[1];
 949                         org[2] = origin[2] + lhrandom(0, 64);
 950                         vel = lhrandom(50, 120) / VectorLength(dir); // normalize and scale
 951                         if (gamemode == GAME_GOODVSBAD2)
 952                         {
 953                                 k = particlepalette[0 + (rand()&255)];
 954                                 l = particlepalette[0 + (rand()&255)];
 955                                 particle(pt_static, PARTICLE_BILLBOARD, k, l, tex_particle, false, PBLEND_ADD, 12, 12, 255, 240, 9999, 0.05, 1, org[0], org[1], org[2], dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0, 0, 0, 0);
 956                         }
 957                         else
 958                         {
 959                                 k = l = particlepalette[224 + (rand()&7)];
 960                                 particle(pt_static, PARTICLE_BILLBOARD, k, l, tex_particle, false, PBLEND_ADD, 12, 12, 255, 240, 9999, 0.05, 0, org[0], org[1], org[2], dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0, 0, 0, 0);
 961                         }
 962                 }
 963         }
 964 }
 965
 966 /*
 967 ===============
 968 CL_TeleportSplash
 969
 970 ===============
 971 */
 972 #if WORKINGLQUAKE
 973 void R_TeleportSplash (vec3_t org)
 974 {
 975         int i, j, k;
 976         if (!cl_particles.integer) return;
 977
 978         for (i=-16 ; i<16 ; i+=8)
 979                 for (j=-16 ; j<16 ; j+=8)
 980                         for (k=-24 ; k<32 ; k+=8)
 981                                 particle(pt_static, PARTICLE_BILLBOARD, 0xA0A0A0, 0xFFFFFF, tex_particle, false, PBLEND_ADD, 10, 10, lhrandom(64, 128), 256, 9999, 0, 0, org[0] + i + lhrandom(0, 8), org[1] + j + lhrandom(0, 8), org[2] + k + lhrandom(0, 8), lhrandom(-64, 64), lhrandom(-64, 64), lhrandom(-256, 256), 0, 0, 0, 0, 1, 0);
 982 }
 983 #endif
 984
 985 #ifdef WORKINGLQUAKE
 986 void R_RocketTrail (vec3_t start, vec3_t end, int type)
 987 #else
 988 void CL_RocketTrail (vec3_t start, vec3_t end, int type, entity_t *ent)
 989 #endif
 990 {
 991         vec3_t vec, dir, vel, pos;
 992         float len, dec, speed, r;
 993         int contents, smoke, blood, bubbles;
 994
 995         if (end[0] == start[0] && end[1] == start[1] && end[2] == start[2])
 996                 return;
 997
 998         VectorSubtract(end, start, dir);
 999         VectorNormalize(dir);
1000
1001         VectorSubtract (end, start, vec);
1002 #ifdef WORKINGLQUAKE
1003         len = VectorNormalize (vec);
1004         dec = 0;
1005         speed = 1.0f / cl.frametime;
1006         VectorSubtract(end, start, vel);
1007 #else
1008         len = VectorNormalizeLength (vec);
1009         dec = -ent->persistent.trail_time;
1010         ent->persistent.trail_time += len;
1011         if (ent->persistent.trail_time < 0.01f)
1012                 return;
1013
1014         // if we skip out, leave it reset
1015         ent->persistent.trail_time = 0.0f;
1016
1017         speed = 1.0f / (ent->state_current.time - ent->state_previous.time);
1018         VectorSubtract(ent->state_current.origin, ent->state_previous.origin, vel);
1019 #endif
1020         VectorScale(vel, speed, vel);
1021
1022         // advance into this frame to reach the first puff location
1023         VectorMA(start, dec, vec, pos);
1024         len -= dec;
1025
1026         contents = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, pos) : CONTENTS_EMPTY;
1027         if (contents == CONTENTS_SKY || contents == CONTENTS_LAVA)
1028                 return;
1029
1030         smoke = cl_particles.integer && cl_particles_smoke.integer;
1031         blood = cl_particles.integer && cl_particles_blood.integer;
1032         bubbles = cl_particles.integer && cl_particles_bubbles.integer && (contents == CONTENTS_WATER || contents == CONTENTS_SLIME);
1033
1034         while (len >= 0)
1035         {
1036                 switch (type)
1037                 {
1038                         case 0: // rocket trail
1039                                 dec = 3;
1040                                 if (smoke)
1041                                 {
1042                                         particle(pt_grow,   PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, PBLEND_ADD, dec, dec, cl_particles_smoke_alpha.value*125, cl_particles_smoke_alphafade.value*125, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-5, 5), lhrandom(-5, 5), lhrandom(-5, 5), cl_particles_smoke_size.value, 0, 0, 0, 0, 0);
1043                                         particle(pt_static, PARTICLE_BILLBOARD, 0x801010, 0xFFA020, tex_smoke[rand()&7], false, PBLEND_ADD, dec, dec, cl_particles_smoke_alpha.value*288, cl_particles_smoke_alphafade.value*1400, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-20, 20), lhrandom(-20, 20), lhrandom(-20, 20), 0, 0, 0, 0, 0, 0);
1044                                 }
1045                                 if (bubbles)
1046                                 {
1047                                         r = lhrandom(1, 2);
1048                                         particle(pt_bubble, PARTICLE_BILLBOARD, 0x404040, 0x808080, tex_bubble, false, PBLEND_ADD, r, r, lhrandom(64, 255), 256, 9999, -0.25, 1.5, pos[0], pos[1], pos[2], lhrandom(-16, 16), lhrandom(-16, 16), lhrandom(-16, 16), 0, 0, 0, 0, (1.0 / 16.0), 0);
1049                                 }
1050                                 break;
1051
1052                         case 1: // grenade trail
1053                                 // FIXME: make it gradually stop smoking
1054                                 dec = 3;
1055                                 if (smoke)
1056                                 {
1057                                         particle(pt_grow, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, PBLEND_ADD, dec, dec, cl_particles_smoke_alpha.value*100, cl_particles_smoke_alphafade.value*100, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-5, 5), lhrandom(-5, 5), lhrandom(-5, 5), cl_particles_smoke_size.value, 0, 0, 0, 0, 0);
1058                                 }
1059                                 break;
1060
1061
1062                         case 2: // blood
1063                         case 4: // slight blood
1064                                 dec = cl_particles_blood_size.value;
1065                                 if (blood)
1066                                 {
1067                                         particle(pt_blood, PARTICLE_BILLBOARD, 0xFFFFFF, 0xFFFFFF, tex_blooddecal[rand()&7], true, PBLEND_MOD, dec, dec, cl_particles_blood_alpha.value * 255.0f * 3.0f, cl_particles_blood_alpha.value * 255.0f * 0.5f * 1.5f, 9999, 0, -1, pos[0], pos[1], pos[2], vel[0] * 0.5f + lhrandom(-64, 64), vel[1] * 0.5f + lhrandom(-64, 64), vel[2] * 0.5f + lhrandom(-64, 64), 0, 0, 0, 0, 1, 0);
1068                                         //particle(pt_blood, PARTICLE_BILLBOARD, 0x100000, 0x280000, tex_smoke[rand()&7], true, PBLEND_ALPHA, dec, dec, cl_particles_blood_alpha.value * 255.0f, cl_particles_blood_alpha.value * 255.0f * 0.5, 9999, 0, -1, pos[0], pos[1], pos[2], vel[0] * 0.5f + lhrandom(-64, 64), vel[1] * 0.5f + lhrandom(-64, 64), vel[2] * 0.5f + lhrandom(-64, 64), 0, 0, 0, 0, 1, 0);
1069                                 }
1070                                 break;
1071
1072                         case 3: // green tracer
1073                                 dec = 6;
1074                                 if (smoke)
1075                                 {
1076                                         if (gamemode == GAME_GOODVSBAD2)
1077                                         {
1078                                                 particle(pt_static, PARTICLE_BILLBOARD, 0x00002E, 0x000030, tex_particle, false, PBLEND_ADD, dec, dec, 128, 384, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(-8, 8), 0, 0, 0, 0, 0, 0);
1079                                         }
1080                                         else
1081                                         {
1082                                                 particle(pt_static, PARTICLE_BILLBOARD, 0x002000, 0x003000, tex_particle, false, PBLEND_ADD, dec, dec, 128, 384, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(-8, 8), 0, 0, 0, 0, 0, 0);
1083                                         }
1084                                 }
1085                                 break;
1086
1087                         case 5: // flame tracer
1088                                 dec = 6;
1089                                 if (smoke)
1090                                 {
1091                                         particle(pt_static, PARTICLE_BILLBOARD, 0x301000, 0x502000, tex_particle, false, PBLEND_ADD, dec, dec, 128, 384, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(-8, 8), 0, 0, 0, 0, 0, 0);
1092                                 }
1093                                 break;
1094
1095                         case 6: // voor trail
1096                                 dec = 6;
1097                                 if (smoke)
1098                                 {
1099                                         if (gamemode == GAME_GOODVSBAD2)
1100                                         {
1101                                                 particle(pt_static, PARTICLE_BILLBOARD, particlepalette[0 + (rand()&255)], particlepalette[0 + (rand()&255)], tex_particle, false, PBLEND_ALPHA, dec, dec, 255, 384, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(-8, 8), 0, 0, 0, 0, 0, 0);
1102                                         }
1103                                         else
1104                                         {
1105                                                 particle(pt_static, PARTICLE_BILLBOARD, 0x502030, 0x502030, tex_particle, false, PBLEND_ADD, dec, dec, 128, 384, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(-8, 8), 0, 0, 0, 0, 0, 0);
1106                                         }
1107                                 }
1108                                 break;
1109
1110                         case 7: // Nehahra smoke tracer
1111                                 dec = 7;
1112                                 if (smoke)
1113                                 {
1114                                         particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], true, PBLEND_ALPHA, dec, dec, 64, 320, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-4, 4), lhrandom(-4, 4), lhrandom(0, 16), 0, 0, 0, 0, 0, 0);
1115                                 }
1116                                 break;
1117                         case 8: // Nexuiz plasma trail
1118                                 dec = 4;
1119                                 if (smoke)
1120                                 {
1121                                         //particle(pt_static, PARTICLE_BILLBOARD, 0x2030FF, 0x80C0FF, tex_particle, false, PBLEND_ADD, 3.0f, 3.0f, lhrandom(64, 255), 512, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-32, 32) + dir[0] * -64.0f, lhrandom(-32, 32) + dir[1] * -64.0f, lhrandom(-32, 32) + dir[2] * -64.0f, 0, 0, 0, 0, 0, 0);
1122                                         particle(pt_static, PARTICLE_BILLBOARD, 0x283880, 0x283880, tex_particle, false, PBLEND_ADD, dec, dec, 255, 1024, 9999, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
1123                                 }
1124                 }
1125
1126                 // advance to next time and position
1127                 len -= dec;
1128                 VectorMA (pos, dec, vec, pos);
1129         }
1130 #ifndef WORKINGLQUAKE
1131         ent->persistent.trail_time = len;
1132 #endif
1133 }
1134
1135 void CL_RocketTrail2 (vec3_t start, vec3_t end, int color, entity_t *ent)
1136 {
1137         vec3_t vec, pos;
1138         int len;
1139         if (!cl_particles.integer) return;
1140         if (!cl_particles_smoke.integer) return;
1141
1142         VectorCopy(start, pos);
1143         VectorSubtract (end, start, vec);
1144 #ifdef WORKINGLQUAKE
1145         len = (int) (VectorNormalize (vec) * (1.0f / 3.0f));
1146 #else
1147         len = (int) (VectorNormalizeLength (vec) * (1.0f / 3.0f));
1148 #endif
1149         VectorScale(vec, 3, vec);
1150         color = particlepalette[color];
1151         while (len--)
1152         {
1153                 particle(pt_static, PARTICLE_BILLBOARD, color, color, tex_particle, false, PBLEND_ALPHA, 5, 5, 128, 320, 9999, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
1154                 VectorAdd (pos, vec, pos);
1155         }
1156 }
1157
1158 void CL_BeamParticle (const vec3_t start, const vec3_t end, vec_t radius, float red, float green, float blue, float alpha, float lifetime)
1159 {
1160         int tempcolor2, cr, cg, cb;
1161         cr = red * 255;
1162         cg = green * 255;
1163         cb = blue * 255;
1164         tempcolor2 = (bound(0, cr, 255) << 16) | (bound(0, cg, 255) << 8) | bound(0, cb, 255);
1165         particle(pt_static, PARTICLE_BEAM, tempcolor2, tempcolor2, tex_beam, false, PBLEND_ADD, radius, radius, alpha * 255, alpha * 255 / lifetime, 9999, 0, 0, start[0], start[1], start[2], 0, 0, 0, 0, end[0], end[1], end[2], 0, 0);
1166 }
1167
1168 void CL_Tei_Smoke(const vec3_t org, const vec3_t dir, int count)
1169 {
1170         int k;
1171         if (!cl_particles.integer) return;
1172
1173         // smoke puff
1174         if (cl_particles_smoke.integer)
1175         {
1176                 k = count / 4;
1177                 while(k--)
1178                 {
1179                         particle(pt_grow, PARTICLE_BILLBOARD, 0x202020, 0x404040, tex_smoke[rand()&7], true, PBLEND_ADD, 5, 5, 255, 512, 9999, 0, 0, org[0] + 0.125f * lhrandom(-count, count), org[1] + 0.125f * lhrandom (-count, count), org[2] + 0.125f * lhrandom(-count, count), dir[0] + lhrandom(-count, count) * 0.5f, dir[1] + lhrandom(-count, count) * 0.5f, dir[2] + lhrandom(-count, count) * 0.5f, 15, 0, 0, 0, 0, 0);
1180                 }
1181         }
1182 }
1183
1184 void CL_Tei_PlasmaHit(const vec3_t org, const vec3_t dir, int count)
1185 {
1186         int k;
1187         if (!cl_particles.integer) return;
1188
1189         if (cl_stainmaps.integer)
1190                 R_Stain(org, 40, 96, 96, 96, 40, 128, 128, 128, 40);
1191
1192         // smoke puff
1193         if (cl_particles_smoke.integer)
1194         {
1195                 k = count / 4;
1196                 while(k--)
1197                 {
1198                         particle(pt_grow, PARTICLE_BILLBOARD, 0x202020, 0x404040, tex_smoke[rand()&7], true, PBLEND_ADD, 5, 5, 255, 512, 9999, 0, 0, org[0] + 0.125f * lhrandom(-count, count), org[1] + 0.125f * lhrandom (-count, count), org[2] + 0.125f * lhrandom(-count, count), dir[0] + lhrandom(-count, count), dir[1] + lhrandom(-count, count), dir[2] + lhrandom(-count, count), 15, 0, 0, 0, 0, 0);
1199                 }
1200         }
1201
1202         if (cl_particles_sparks.integer)
1203         {
1204                 // sparks
1205                 while(count--)
1206                 {
1207                         particle(pt_static, PARTICLE_SPARK, 0x2030FF, 0x80C0FF, tex_particle, false, PBLEND_ADD, 2.0f, 0.1f, lhrandom(64, 255), 512, 9999, 0, 0, org[0], org[1], org[2], lhrandom(-count, count) * 3.0f + dir[0], lhrandom(-count, count) * 3.0f + dir[1], lhrandom(-count, count) * 3.0f + dir[2], 0, 0, 0, 0, 0, 0);
1208                 }
1209         }
1210 }
1211
1212 /*
1213 ===============
1214 CL_MoveParticles
1215 ===============
1216 */
1217 void CL_MoveParticles (void)
1218 {
1219         particle_t *p;
1220         int i, activeparticles, maxparticle, j, a, pressureused = false, content;
1221         float gravity, dvel, bloodwaterfade, frametime, f, dist, normal[3], v[3], org[3];
1222 #ifdef WORKINGLQUAKE
1223         void *hitent;
1224 #else
1225         entity_render_t *hitent;
1226 #endif
1227
1228         // LordHavoc: early out condition
1229         if (!cl_numparticles)
1230                 return;
1231
1232 #ifdef WORKINGLQUAKE
1233         frametime = cl.frametime;
1234 #else
1235         frametime = cl.time - cl.oldtime;
1236 #endif
1237         gravity = frametime * sv_gravity.value;
1238         dvel = 1+4*frametime;
1239         bloodwaterfade = max(cl_particles_blood_alpha.value, 0.01f) * frametime * 128.0f;
1240
1241         activeparticles = 0;
1242         maxparticle = -1;
1243         j = 0;
1244         for (i = 0, p = particles;i < cl_numparticles;i++, p++)
1245         {
1246                 content = 0;
1247                 VectorCopy(p->org, p->oldorg);
1248                 VectorMA(p->org, frametime, p->vel, p->org);
1249                 VectorCopy(p->org, org);
1250                 if (p->bounce)
1251                 {
1252                         if (CL_TraceLine(p->oldorg, p->org, v, normal, 0, true, &hitent) < 1)
1253                         {
1254                                 VectorCopy(v, p->org);
1255                                 if (p->bounce < 0)
1256                                 {
1257                                         // assume it's blood (lame, but...)
1258 #ifndef WORKINGLQUAKE
1259                                         if (cl_stainmaps.integer)
1260                                                 R_Stain(v, 32, 32, 16, 16, p->alpha * p->scalex * (1.0f / 40.0f), 192, 48, 48, p->alpha * p->scalex * (1.0f / 40.0f));
1261 #endif
1262                                         if (cl_decals.integer)
1263                                         {
1264                                                 p->type = pt_decal;
1265                                                 p->orientation = PARTICLE_ORIENTED_DOUBLESIDED;
1266 #ifndef WORKINGLQUAKE
1267                                                 p->owner = hitent;
1268                                                 p->ownermodel = hitent->model;
1269                                                 Matrix4x4_Transform(&hitent->inversematrix, v, p->relativeorigin);
1270                                                 Matrix4x4_Transform3x3(&hitent->inversematrix, normal, p->relativedirection);
1271                                                 VectorAdd(p->relativeorigin, p->relativedirection, p->relativeorigin);
1272 #endif
1273                                                 p->time2 = cl.time + cl_decals_time.value;
1274                                                 p->die = p->time2 + cl_decals_fadetime.value;
1275                                                 p->alphafade = 0;
1276                                                 VectorCopy(normal, p->vel2);
1277                                                 VectorClear(p->vel);
1278                                                 VectorAdd(p->org, normal, p->org);
1279                                                 p->bounce = 0;
1280                                                 p->friction = 0;
1281                                                 p->gravity = 0;
1282                                                 p->scalex *= 1.25f;
1283                                                 p->scaley *= 1.25f;
1284                                         }
1285                                         else
1286                                         {
1287                                                 p->die = -1;
1288                                                 freeparticles[j++] = p;
1289                                                 continue;
1290                                         }
1291                                 }
1292                                 else
1293                                 {
1294                                         dist = DotProduct(p->vel, normal) * -p->bounce;
1295                                         VectorMA(p->vel, dist, normal, p->vel);
1296                                         if (DotProduct(p->vel, p->vel) < 0.03)
1297                                                 VectorClear(p->vel);
1298                                 }
1299                         }
1300                 }
1301                 p->vel[2] -= p->gravity * gravity;
1302                 p->alpha -= p->alphafade * frametime;
1303                 if (p->friction)
1304                 {
1305                         f = p->friction * frametime;
1306                         if (!content)
1307                                 content = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, p->org) : CONTENTS_EMPTY;
1308                         if (content != CONTENTS_EMPTY)
1309                                 f *= 4;
1310                         f = 1.0f - f;
1311                         VectorScale(p->vel, f, p->vel);
1312                 }
1313
1314                 if (p->type != pt_static)
1315                 {
1316                         switch (p->type)
1317                         {
1318                         case pt_blood:
1319                                 if (!content)
1320                                         content = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, p->org) : CONTENTS_EMPTY;
1321                                 a = content;
1322                                 if (a != CONTENTS_EMPTY)
1323                                 {
1324                                         if (a == CONTENTS_WATER || a == CONTENTS_SLIME)
1325                                         {
1326                                                 p->scalex += frametime * cl_particles_blood_size.value;
1327                                                 p->scaley += frametime * cl_particles_blood_size.value;
1328                                                 //p->alpha -= bloodwaterfade;
1329                                         }
1330                                         else
1331                                                 p->die = -1;
1332                                 }
1333                                 else
1334                                         p->vel[2] -= gravity;
1335                                 break;
1336                         case pt_bubble:
1337                                 if (!content)
1338                                         content = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, p->org) : CONTENTS_EMPTY;
1339                                 if (content != CONTENTS_WATER && content != CONTENTS_SLIME)
1340                                 {
1341                                         p->die = -1;
1342                                         break;
1343                                 }
1344                                 break;
1345                         case pt_rain:
1346                                 if (cl.time > p->time2)
1347                                 {
1348                                         // snow flutter
1349                                         p->time2 = cl.time + (rand() & 3) * 0.1;
1350                                         p->vel[0] = lhrandom(-32, 32) + p->vel2[0];
1351                                         p->vel[1] = lhrandom(-32, 32) + p->vel2[1];
1352                                         p->vel[2] = /*lhrandom(-32, 32) +*/ p->vel2[2];
1353                                 }
1354                                 if (!content)
1355                                         content = cl.worldmodel ? cl.worldmodel->PointContents(cl.worldmodel, p->org) : CONTENTS_EMPTY;
1356                                 a = content;
1357                                 if (a != CONTENTS_EMPTY && a != CONTENTS_SKY)
1358                                         p->die = -1;
1359                                 break;
1360                         case pt_grow:
1361                                 p->scalex += frametime * p->time2;
1362                                 p->scaley += frametime * p->time2;
1363                                 break;
1364                         case pt_decal:
1365 #ifndef WORKINGLQUAKE
1366                                 if (p->owner->model == p->ownermodel)
1367                                 {
1368                                         Matrix4x4_Transform(&p->owner->matrix, p->relativeorigin, p->org);
1369                                         Matrix4x4_Transform3x3(&p->owner->matrix, p->relativedirection, p->vel2);
1370                                 }
1371                                 else
1372                                         p->die = -1;
1373 #endif
1374                                 if (cl.time > p->time2)
1375                                 {
1376                                         p->alphafade = p->alpha / (p->die - cl.time);
1377                                         p->time2 += 10000;
1378                                 }
1379                                 break;
1380                         default:
1381                                 Con_Printf("unknown particle type %i\n", p->type);
1382                                 p->die = -1;
1383                                 break;
1384                         }
1385                 }
1386
1387                 // remove dead particles
1388                 if (p->alpha < 1 || p->die < cl.time)
1389                         freeparticles[j++] = p;
1390                 else
1391                 {
1392                         maxparticle = i;
1393                         activeparticles++;
1394                         if (p->pressure)
1395                                 pressureused = true;
1396                 }
1397         }
1398         // fill in gaps to compact the array
1399         i = 0;
1400         while (maxparticle >= activeparticles)
1401         {
1402                 *freeparticles[i++] = particles[maxparticle--];
1403                 while (maxparticle >= activeparticles && particles[maxparticle].die < cl.time)
1404                         maxparticle--;
1405         }
1406         cl_numparticles = activeparticles;
1407
1408         if (pressureused)
1409         {
1410                 activeparticles = 0;
1411                 for (i = 0, p = particles;i < cl_numparticles;i++, p++)
1412                         if (p->pressure)
1413                                 freeparticles[activeparticles++] = p;
1414
1415                 if (activeparticles)
1416                 {
1417                         for (i = 0, p = particles;i < cl_numparticles;i++, p++)
1418                         {
1419                                 for (j = 0;j < activeparticles;j++)
1420                                 {
1421                                         if (freeparticles[j] != p)
1422                                         {
1423                                                 float dist, diff[3];
1424                                                 VectorSubtract(p->org, freeparticles[j]->org, diff);
1425                                                 dist = DotProduct(diff, diff);
1426                                                 if (dist < 4096 && dist >= 1)
1427                                                 {
1428                                                         dist = freeparticles[j]->scalex * 4.0f * frametime / sqrt(dist);
1429                                                         VectorMA(p->vel, dist, diff, p->vel);
1430                                                 }
1431                                         }
1432                                 }
1433                         }
1434                 }
1435         }
1436 }
1437
1438 #define MAX_PARTICLETEXTURES 64
1439 // particletexture_t is a rectangle in the particlefonttexture
1440 typedef struct
1441 {
1442         rtexture_t *texture;
1443         float s1, t1, s2, t2;
1444 }
1445 particletexture_t;
1446
1447 #if WORKINGLQUAKE
1448 static int particlefonttexture;
1449 #else
1450 static rtexturepool_t *particletexturepool;
1451 static rtexture_t *particlefonttexture;
1452 #endif
1453 static particletexture_t particletexture[MAX_PARTICLETEXTURES];
1454
1455 static cvar_t r_drawparticles = {0, "r_drawparticles", "1"};
1456
1457 static qbyte shadebubble(float dx, float dy, vec3_t light)
1458 {
1459         float dz, f, dot;
1460         vec3_t normal;
1461         dz = 1 - (dx*dx+dy*dy);
1462         if (dz > 0) // it does hit the sphere
1463         {
1464                 f = 0;
1465                 // back side
1466                 normal[0] = dx;normal[1] = dy;normal[2] = dz;
1467                 VectorNormalize(normal);
1468                 dot = DotProduct(normal, light);
1469                 if (dot > 0.5) // interior reflection
1470                         f += ((dot *  2) - 1);
1471                 else if (dot < -0.5) // exterior reflection
1472                         f += ((dot * -2) - 1);
1473                 // front side
1474                 normal[0] = dx;normal[1] = dy;normal[2] = -dz;
1475                 VectorNormalize(normal);
1476                 dot = DotProduct(normal, light);
1477                 if (dot > 0.5) // interior reflection
1478                         f += ((dot *  2) - 1);
1479                 else if (dot < -0.5) // exterior reflection
1480                         f += ((dot * -2) - 1);
1481                 f *= 128;
1482                 f += 16; // just to give it a haze so you can see the outline
1483                 f = bound(0, f, 255);
1484                 return (qbyte) f;
1485         }
1486         else
1487                 return 0;
1488 }
1489
1490 static void setuptex(int texnum, qbyte *data, qbyte *particletexturedata)
1491 {
1492         int basex, basey, y;
1493         basex = ((texnum >> 0) & 7) * 32;
1494         basey = ((texnum >> 3) & 7) * 32;
1495         particletexture[texnum].s1 = (basex + 1) / 256.0f;
1496         particletexture[texnum].t1 = (basey + 1) / 256.0f;
1497         particletexture[texnum].s2 = (basex + 31) / 256.0f;
1498         particletexture[texnum].t2 = (basey + 31) / 256.0f;
1499         for (y = 0;y < 32;y++)
1500                 memcpy(particletexturedata + ((basey + y) * 256 + basex) * 4, data + y * 32 * 4, 32 * 4);
1501 }
1502
1503 static void R_InitParticleTexture (void)
1504 {
1505         int x, y, d, i, j, k, m;
1506         float cx, cy, dx, dy, radius, f, f2;
1507         qbyte data[32][32][4], noise1[64][64], noise2[64][64], data2[64][16][4];
1508         vec3_t light;
1509         qbyte particletexturedata[256*256*4];
1510
1511         memset(particletexturedata, 255, sizeof(particletexturedata));
1512
1513         // smoke/blood
1514         for (i = 0;i < 8;i++)
1515         {
1516                 do
1517                 {
1518                         fractalnoise(&noise1[0][0], 64, 4);
1519                         fractalnoise(&noise2[0][0], 64, 8);
1520                         m = 0;
1521                         for (y = 0;y < 32;y++)
1522                         {
1523                                 dy = y - 16;
1524                                 for (x = 0;x < 32;x++)
1525                                 {
1526                                         data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
1527                                         dx = x - 16;
1528                                         d = (noise2[y][x] - 128) * 3 + 192;
1529                                         if (d > 0)
1530                                                 d = (d * (256 - (int) (dx*dx+dy*dy))) >> 8;
1531                                         d = (d * noise1[y][x]) >> 7;
1532                                         d = bound(0, d, 255);
1533                                         data[y][x][3] = (qbyte) d;
1534                                         if (m < d)
1535                                                 m = d;
1536                                 }
1537                         }
1538                 }
1539                 while (m < 224);
1540
1541                 setuptex(tex_smoke[i], &data[0][0][0], particletexturedata);
1542         }
1543
1544         // rain splash
1545         for (i = 0;i < 16;i++)
1546         {
1547                 radius = i * 3.0f / 16.0f;
1548                 f2 = 255.0f * ((15.0f - i) / 15.0f);
1549                 for (y = 0;y < 32;y++)
1550                 {
1551                         dy = (y - 16) * 0.25f;
1552                         for (x = 0;x < 32;x++)
1553                         {
1554                                 dx = (x - 16) * 0.25f;
1555                                 data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
1556                                 f = (1.0 - fabs(radius - sqrt(dx*dx+dy*dy))) * f2;
1557                                 f = bound(0.0f, f, 255.0f);
1558                                 data[y][x][3] = (int) f;
1559                         }
1560                 }
1561                 setuptex(tex_rainsplash[i], &data[0][0][0], particletexturedata);
1562         }
1563
1564         // normal particle
1565         for (y = 0;y < 32;y++)
1566         {
1567                 dy = y - 16;
1568                 for (x = 0;x < 32;x++)
1569                 {
1570                         data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
1571                         dx = x - 16;
1572                         d = (256 - (dx*dx+dy*dy));
1573                         d = bound(0, d, 255);
1574                         data[y][x][3] = (qbyte) d;
1575                 }
1576         }
1577         setuptex(tex_particle, &data[0][0][0], particletexturedata);
1578
1579         // rain
1580         light[0] = 1;light[1] = 1;light[2] = 1;
1581         VectorNormalize(light);
1582         for (y = 0;y < 32;y++)
1583         {
1584                 for (x = 0;x < 32;x++)
1585                 {
1586                         data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
1587                         data[y][x][3] = shadebubble((x - 16) * (1.0 / 8.0), y < 24 ? (y - 24) * (1.0 / 24.0) : (y - 24) * (1.0 / 8.0), light);
1588                 }
1589         }
1590         setuptex(tex_raindrop, &data[0][0][0], particletexturedata);
1591
1592         // bubble
1593         light[0] = 1;light[1] = 1;light[2] = 1;
1594         VectorNormalize(light);
1595         for (y = 0;y < 32;y++)
1596         {
1597                 for (x = 0;x < 32;x++)
1598                 {
1599                         data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
1600                         data[y][x][3] = shadebubble((x - 16) * (1.0 / 16.0), (y - 16) * (1.0 / 16.0), light);
1601                 }
1602         }
1603         setuptex(tex_bubble, &data[0][0][0], particletexturedata);
1604
1605         // smoke/blood
1606         for (i = 0;i < 8;i++)
1607         {
1608                 memset(&data[0][0][0], 255, sizeof(data));
1609                 for (j = 1;j < 8;j++)
1610                 {
1611                         for (k = 0;k < 3;k++)
1612                         {
1613                                 cx = lhrandom(j + 1, 30 - j);
1614                                 cy = lhrandom(j + 1, 30 - j);
1615                                 for (y = 0;y < 32;y++)
1616                                 {
1617                                         for (x = 0;x < 32;x++)
1618                                         {
1619                                                 dx = (x - cx);
1620                                                 dy = (y - cy);
1621                                                 f = 1.0f - sqrt(dx * dx + dy * dy) / j;
1622                                                 if (f > 0)
1623                                                 {
1624                                                         data[y][x][0] = data[y][x][0] + f * 0.5 * ( 160 - data[y][x][0]);
1625                                                         data[y][x][1] = data[y][x][1] + f * 0.5 * ( 32 - data[y][x][1]);
1626                                                         data[y][x][2] = data[y][x][2] + f * 0.5 * ( 32 - data[y][x][2]);
1627                                                 }
1628                                         }
1629                                 }
1630                         }
1631                 }
1632                 // use inverted colors so we can scale them later using glColor and use an inverse blend
1633                 for (y = 0;y < 32;y++)
1634                 {
1635                         for (x = 0;x < 32;x++)
1636                         {
1637                                 data[y][x][0] = 255 - data[y][x][0];
1638                                 data[y][x][1] = 255 - data[y][x][1];
1639                                 data[y][x][2] = 255 - data[y][x][2];
1640                         }
1641                 }
1642                 setuptex(tex_blooddecal[i], &data[0][0][0], particletexturedata);
1643         }
1644
1645 #if WORKINGLQUAKE
1646         glBindTexture(GL_TEXTURE_2D, (particlefonttexture = gl_extension_number++));
1647         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
1648         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
1649 #else
1650         particlefonttexture = R_LoadTexture2D(particletexturepool, "particlefont", 256, 256, particletexturedata, TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
1651         for (i = 0;i < MAX_PARTICLETEXTURES;i++)
1652                 particletexture[i].texture = particlefonttexture;
1653
1654         // beam
1655         fractalnoise(&noise1[0][0], 64, 4);
1656         m = 0;
1657         for (y = 0;y < 64;y++)
1658         {
1659                 for (x = 0;x < 16;x++)
1660                 {
1661                         if (x < 8)
1662                                 d = x;
1663                         else
1664                                 d = (15 - x);
1665                         d = d * d * noise1[y][x] / (7 * 7);
1666                         data2[y][x][0] = data2[y][x][1] = data2[y][x][2] = (qbyte) bound(0, d, 255);
1667                         data2[y][x][3] = 255;
1668                 }
1669         }
1670
1671         particletexture[tex_beam].texture = R_LoadTexture2D(particletexturepool, "beam", 16, 64, &data2[0][0][0], TEXTYPE_RGBA, TEXF_PRECACHE, NULL);
1672         particletexture[tex_beam].s1 = 0;
1673         particletexture[tex_beam].t1 = 0;
1674         particletexture[tex_beam].s2 = 1;
1675         particletexture[tex_beam].t2 = 1;
1676 #endif
1677 }
1678
1679 static void r_part_start(void)
1680 {
1681         particletexturepool = R_AllocTexturePool();
1682         R_InitParticleTexture ();
1683 }
1684
1685 static void r_part_shutdown(void)
1686 {
1687         R_FreeTexturePool(&particletexturepool);
1688 }
1689
1690 static void r_part_newmap(void)
1691 {
1692         cl_numparticles = 0;
1693 }
1694
1695 void R_Particles_Init (void)
1696 {
1697         Cvar_RegisterVariable(&r_drawparticles);
1698 #ifdef WORKINGLQUAKE
1699         r_part_start();
1700 #else
1701         R_RegisterModule("R_Particles", r_part_start, r_part_shutdown, r_part_newmap);
1702 #endif
1703 }
1704
1705 #ifdef WORKINGLQUAKE
1706 void R_InitParticles(void)
1707 {
1708         CL_Particles_Init();
1709         R_Particles_Init();
1710 }
1711 #endif
1712
1713 float particle_vertex3f[12], particle_texcoord2f[8];
1714
1715 #ifdef WORKINGLQUAKE
1716 void R_DrawParticle(particle_t *p)
1717 {
1718 #else
1719 void R_DrawParticleCallback(const void *calldata1, int calldata2)
1720 {
1721         const particle_t *p = calldata1;
1722         rmeshstate_t m;
1723 #endif
1724         float org[3], up2[3], v[3], right[3], up[3], fog, ifog, fogvec[3], cr, cg, cb, ca;
1725         particletexture_t *tex;
1726
1727         VectorCopy(p->org, org);
1728
1729         tex = &particletexture[p->texnum];
1730         cr = p->color[0] * (1.0f / 255.0f);
1731         cg = p->color[1] * (1.0f / 255.0f);
1732         cb = p->color[2] * (1.0f / 255.0f);
1733         ca = p->alpha * (1.0f / 255.0f);
1734         if (p->blendmode == PBLEND_MOD)
1735         {
1736                 cr *= ca;
1737                 cg *= ca;
1738                 cb *= ca;
1739                 cr = min(cr, 1);
1740                 cg = min(cg, 1);
1741                 cb = min(cb, 1);
1742                 ca = 1;
1743         }
1744
1745 #ifndef WORKINGLQUAKE
1746         if (fogenabled && p->blendmode != PBLEND_MOD)
1747         {
1748                 VectorSubtract(org, r_origin, fogvec);
1749                 fog = exp(fogdensity/DotProduct(fogvec,fogvec));
1750                 ifog = 1 - fog;
1751                 cr = cr * ifog;
1752                 cg = cg * ifog;
1753                 cb = cb * ifog;
1754                 if (p->blendmode == 0)
1755                 {
1756                         cr += fogcolor[0] * fog;
1757                         cg += fogcolor[1] * fog;
1758                         cb += fogcolor[2] * fog;
1759                 }
1760         }
1761         cr *= r_colorscale;
1762         cg *= r_colorscale;
1763         cb *= r_colorscale;
1764
1765         GL_Color(cr, cg, cb, ca);
1766
1767         R_Mesh_Matrix(&r_identitymatrix);
1768
1769         memset(&m, 0, sizeof(m));
1770         m.tex[0] = R_GetTexture(tex->texture);
1771         m.pointer_texcoord[0] = particle_texcoord2f;
1772         R_Mesh_State_Texture(&m);
1773
1774         if (p->blendmode == 0)
1775                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1776         else if (p->blendmode == 1)
1777                 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
1778         else
1779                 GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
1780         GL_DepthMask(false);
1781         GL_DepthTest(true);
1782         GL_VertexPointer(particle_vertex3f);
1783 #endif
1784         if (p->orientation == PARTICLE_BILLBOARD || p->orientation == PARTICLE_ORIENTED_DOUBLESIDED)
1785         {
1786                 if (p->orientation == PARTICLE_ORIENTED_DOUBLESIDED)
1787                 {
1788                         // double-sided
1789                         if (DotProduct(p->vel2, r_origin) > DotProduct(p->vel2, org))
1790                         {
1791                                 VectorNegate(p->vel2, v);
1792                                 VectorVectors(v, right, up);
1793                         }
1794                         else
1795                                 VectorVectors(p->vel2, right, up);
1796                         VectorScale(right, p->scalex, right);
1797                         VectorScale(up, p->scaley, up);
1798                 }
1799                 else
1800                 {
1801                         VectorScale(vright, p->scalex, right);
1802                         VectorScale(vup, p->scaley, up);
1803                 }
1804                 particle_vertex3f[ 0] = org[0] - right[0] - up[0];
1805                 particle_vertex3f[ 1] = org[1] - right[1] - up[1];
1806                 particle_vertex3f[ 2] = org[2] - right[2] - up[2];
1807                 particle_vertex3f[ 3] = org[0] - right[0] + up[0];
1808                 particle_vertex3f[ 4] = org[1] - right[1] + up[1];
1809                 particle_vertex3f[ 5] = org[2] - right[2] + up[2];
1810                 particle_vertex3f[ 6] = org[0] + right[0] + up[0];
1811                 particle_vertex3f[ 7] = org[1] + right[1] + up[1];
1812                 particle_vertex3f[ 8] = org[2] + right[2] + up[2];
1813                 particle_vertex3f[ 9] = org[0] + right[0] - up[0];
1814                 particle_vertex3f[10] = org[1] + right[1] - up[1];
1815                 particle_vertex3f[11] = org[2] + right[2] - up[2];
1816                 particle_texcoord2f[0] = tex->s1;particle_texcoord2f[1] = tex->t2;
1817                 particle_texcoord2f[2] = tex->s1;particle_texcoord2f[3] = tex->t1;
1818                 particle_texcoord2f[4] = tex->s2;particle_texcoord2f[5] = tex->t1;
1819                 particle_texcoord2f[6] = tex->s2;particle_texcoord2f[7] = tex->t2;
1820         }
1821         else if (p->orientation == PARTICLE_SPARK)
1822         {
1823                 VectorMA(p->org, -p->scaley, p->vel, v);
1824                 VectorMA(p->org, p->scaley, p->vel, up2);
1825                 R_CalcBeam_Vertex3f(particle_vertex3f, v, up2, p->scalex);
1826                 particle_texcoord2f[0] = tex->s1;particle_texcoord2f[1] = tex->t2;
1827                 particle_texcoord2f[2] = tex->s1;particle_texcoord2f[3] = tex->t1;
1828                 particle_texcoord2f[4] = tex->s2;particle_texcoord2f[5] = tex->t1;
1829                 particle_texcoord2f[6] = tex->s2;particle_texcoord2f[7] = tex->t2;
1830         }
1831         else if (p->orientation == PARTICLE_BEAM)
1832         {
1833                 R_CalcBeam_Vertex3f(particle_vertex3f, p->org, p->vel2, p->scalex);
1834                 VectorSubtract(p->vel2, p->org, up);
1835                 VectorNormalizeFast(up);
1836                 v[0] = DotProduct(p->org, up) * (1.0f / 64.0f) - cl.time * 0.25;
1837                 v[1] = DotProduct(p->vel2, up) * (1.0f / 64.0f) - cl.time * 0.25;
1838                 particle_texcoord2f[0] = 1;particle_texcoord2f[1] = v[0];
1839                 particle_texcoord2f[2] = 0;particle_texcoord2f[3] = v[0];
1840                 particle_texcoord2f[4] = 0;particle_texcoord2f[5] = v[1];
1841                 particle_texcoord2f[6] = 1;particle_texcoord2f[7] = v[1];
1842         }
1843         else
1844                 Host_Error("R_DrawParticles: unknown particle orientation %i\n", p->orientation);
1845
1846 #if WORKINGLQUAKE
1847         if (p->blendmode == 0)
1848                 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1849         else if (p->blendmode == 1)
1850                 glBlendFunc(GL_SRC_ALPHA, GL_ONE);
1851         else
1852                 glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
1853         glColor4f(cr, cg, cb, ca);
1854         glBegin(GL_QUADS);
1855         glTexCoord2f(particle_texcoord2f[0], particle_texcoord2f[1]);glVertex3f(particle_vertex3f[ 0], particle_vertex3f[ 1], particle_vertex3f[ 2]);
1856         glTexCoord2f(particle_texcoord2f[2], particle_texcoord2f[3]);glVertex3f(particle_vertex3f[ 3], particle_vertex3f[ 4], particle_vertex3f[ 5]);
1857         glTexCoord2f(particle_texcoord2f[4], particle_texcoord2f[5]);glVertex3f(particle_vertex3f[ 6], particle_vertex3f[ 7], particle_vertex3f[ 8]);
1858         glTexCoord2f(particle_texcoord2f[6], particle_texcoord2f[7]);glVertex3f(particle_vertex3f[ 9], particle_vertex3f[10], particle_vertex3f[11]);
1859         glEnd();
1860 #else
1861         R_Mesh_Draw(4, 2, polygonelements);
1862 #endif
1863 }
1864
1865 void R_DrawParticles (void)
1866 {
1867         int i;
1868         float minparticledist;
1869         particle_t *p;
1870
1871 #ifdef WORKINGLQUAKE
1872         CL_MoveParticles();
1873 #endif
1874
1875         // LordHavoc: early out conditions
1876         if ((!cl_numparticles) || (!r_drawparticles.integer))
1877                 return;
1878
1879         minparticledist = DotProduct(r_origin, vpn) + 16.0f;
1880
1881 #ifdef WORKINGLQUAKE
1882         glBindTexture(GL_TEXTURE_2D, particlefonttexture);
1883         glEnable(GL_BLEND);
1884         glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
1885         glDepthMask(0);
1886         // LordHavoc: only render if not too close
1887         for (i = 0, p = particles;i < cl_numparticles;i++, p++)
1888                 if (DotProduct(p->org, vpn) >= minparticledist)
1889                         R_DrawParticle(p);
1890         glDepthMask(1);
1891         glDisable(GL_BLEND);
1892         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1893 #else
1894         // LordHavoc: only render if not too close
1895         c_particles += cl_numparticles;
1896         for (i = 0, p = particles;i < cl_numparticles;i++, p++)
1897                 if (DotProduct(p->org, vpn) >= minparticledist || p->orientation == PARTICLE_BEAM)
1898                         R_MeshQueue_AddTransparent(p->org, R_DrawParticleCallback, p, 0);
1899 #endif
1900 }
1901