*/
#include "quakedef.h"
+#include "cl_collision.h"
#define MAX_PARTICLES 16384 // default max # of particles at one time
#define ABSOLUTE_MIN_PARTICLES 512 // no fewer than this no matter what's on the command line
typedef enum
{
- pt_static, pt_grav, pt_blob, pt_blob2, pt_bulletsmoke, pt_smoke, pt_snow, pt_rain, pt_spark, pt_bubble, pt_fade, pt_steam, pt_splash, pt_splashpuff, pt_flame, pt_blood, pt_oneframe, pt_lavasplash, pt_raindropsplash, pt_underwaterspark, pt_explosionsplash
+ pt_static, pt_rain, pt_bubble, pt_blood
}
ptype_t;
+#define P_TEXNUM_FIRSTBIT 0
+#define P_TEXNUM_BITS 6
+#define P_ORIENTATION_FIRSTBIT (P_TEXNUM_FIRSTBIT + P_TEXNUM_BITS)
+#define P_ORIENTATION_BITS 2
+#define P_FLAGS_FIRSTBIT (P_ORIENTATION_FIRSTBIT + P_ORIENTATION_BITS)
+//#define P_DYNLIGHT (1 << (P_FLAGS_FIRSTBIT + 0))
+#define P_ADDITIVE (1 << (P_FLAGS_FIRSTBIT + 1))
+
typedef struct particle_s
{
ptype_t type;
- int orientation; // typically PARTICLE_BILLBOARD
+ unsigned int flags; // dynamically lit, orientation, additive blending, texnum
vec3_t org;
vec3_t vel;
- int tex;
float die;
float scalex;
float scaley;
float alpha; // 0-255
+ float alphafade; // how much alpha reduces per second
float time2; // used for various things (snow fluttering, for example)
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)
+ float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
vec3_t oldorg;
vec3_t vel2; // used for snow fluttering (base velocity, wind for instance)
float friction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
float pressure; // if non-zero, apply pressure to other particles
- int dynlight; // if set the particle will be dynamically lit (if cl_dynamicparticles is on), used for smoke and blood
- byte color[4];
+ qbyte color[4];
}
particle_t;
0x8b0000,0xb30000,0xd70000,0xff0000,0xfff393,0xfff7c7,0xffffff,0x9f5b53
};
-static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
-//static int explounderwatersparkramp[8] = {0x00074b, 0x000f6f, 0x071f93, 0x0f33b7, 0x2b63cf, 0x4f97e3, 0xb5e7ff, 0xffffff};
+//static int explosparkramp[8] = {0x4b0700, 0x6f0f00, 0x931f07, 0xb7330f, 0xcf632b, 0xe3974f, 0xffe7b5, 0xffffff};
// these must match r_part.c's textures
static const int tex_smoke[8] = {0, 1, 2, 3, 4, 5, 6, 7};
-static const int tex_bullethole[8] = {8, 9, 10, 11, 12, 13, 14, 15};
-static const int tex_rainsplash[16] = {16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31};
-static const int tex_particle = 32;
-static const int tex_rain = 33;
-static const int tex_bubble = 34;
-static const int tex_rocketglow = 35;
+static const int tex_rainsplash[16] = {8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23};
+static const int tex_particle = 24;
+static const int tex_rain = 25;
+static const int tex_bubble = 26;
static int cl_maxparticles;
static int cl_numparticles;
static particle_t *particles;
static particle_t **freeparticles; // list used only in compacting particles array
-static renderparticle_t *cl_renderparticles;
-static cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1"};
-static cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1"};
-static cvar_t cl_particles_bloodshowers = {CVAR_SAVE, "cl_particles_bloodshowers", "1"};
-static cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1"};
-static cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1"};
-static cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1"};
-static cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1"};
-static cvar_t cl_particles_explosions = {CVAR_SAVE, "cl_particles_explosions", "0"};
+cvar_t cl_particles = {CVAR_SAVE, "cl_particles", "1"};
+cvar_t cl_particles_size = {CVAR_SAVE, "cl_particles_size", "1"};
+cvar_t cl_particles_bloodshowers = {CVAR_SAVE, "cl_particles_bloodshowers", "1"};
+cvar_t cl_particles_blood = {CVAR_SAVE, "cl_particles_blood", "1"};
+cvar_t cl_particles_blood_size = {CVAR_SAVE, "cl_particles_blood_size", "8"};
+cvar_t cl_particles_blood_alpha = {CVAR_SAVE, "cl_particles_blood_alpha", "0.5"};
+cvar_t cl_particles_bulletimpacts = {CVAR_SAVE, "cl_particles_bulletimpacts", "1"};
+cvar_t cl_particles_smoke = {CVAR_SAVE, "cl_particles_smoke", "1"};
+cvar_t cl_particles_sparks = {CVAR_SAVE, "cl_particles_sparks", "1"};
+cvar_t cl_particles_bubbles = {CVAR_SAVE, "cl_particles_bubbles", "1"};
static mempool_t *cl_part_mempool;
i = COM_CheckParm ("-particles");
- if (i)
+ if (i && i < com_argc - 1)
{
cl_maxparticles = (int)(atoi(com_argv[i+1]));
if (cl_maxparticles < ABSOLUTE_MIN_PARTICLES)
Cvar_RegisterVariable (&cl_particles_size);
Cvar_RegisterVariable (&cl_particles_bloodshowers);
Cvar_RegisterVariable (&cl_particles_blood);
+ Cvar_RegisterVariable (&cl_particles_blood_size);
+ Cvar_RegisterVariable (&cl_particles_blood_alpha);
+ Cvar_RegisterVariable (&cl_particles_bulletimpacts);
Cvar_RegisterVariable (&cl_particles_smoke);
Cvar_RegisterVariable (&cl_particles_sparks);
Cvar_RegisterVariable (&cl_particles_bubbles);
- Cvar_RegisterVariable (&cl_particles_explosions);
cl_part_mempool = Mem_AllocPool("CL_Part");
particles = (particle_t *) Mem_Alloc(cl_part_mempool, cl_maxparticles * sizeof(particle_t));
freeparticles = (void *) Mem_Alloc(cl_part_mempool, cl_maxparticles * sizeof(particle_t *));
cl_numparticles = 0;
-
- // FIXME: r_refdef stuff should be allocated somewhere else?
- r_refdef.particles = cl_renderparticles = Mem_Alloc(cl_refdef_mempool, cl_maxparticles * sizeof(renderparticle_t));
}
-#define particle(ptype, porientation, pcolor, ptex, plight, pscalex, pscaley, palpha, ptime, pbounce, px, py, pz, pvx, pvy, pvz, ptime2, pvx2, pvy2, pvz2, pfriction, ppressure)\
+#define particle(ptype, porientation, pcolor1, pcolor2, ptex, plight, padditive, pscalex, pscaley, palpha, palphafade, ptime, pgravity, pbounce, px, py, pz, pvx, pvy, pvz, ptime2, pvx2, pvy2, pvz2, pfriction, ppressure)\
{\
- particle_t *part;\
- int tempcolor;\
if (cl_numparticles >= cl_maxparticles)\
return;\
- part = &particles[cl_numparticles++];\
- part->type = (ptype);\
- tempcolor = (pcolor);\
- part->color[0] = ((tempcolor) >> 16) & 0xFF;\
- part->color[1] = ((tempcolor) >> 8) & 0xFF;\
- part->color[2] = (tempcolor) & 0xFF;\
- part->color[3] = 0xFF;\
- part->tex = (ptex);\
- part->orientation = (porientation);\
- part->dynlight = (plight);\
- part->scalex = (pscalex);\
- part->scaley = (pscaley);\
- part->alpha = (palpha);\
- part->die = cl.time + (ptime);\
- part->bounce = (pbounce);\
- part->org[0] = (px);\
- part->org[1] = (py);\
- part->org[2] = (pz);\
- part->vel[0] = (pvx);\
- part->vel[1] = (pvy);\
- part->vel[2] = (pvz);\
- part->time2 = (ptime2);\
- part->vel2[0] = (pvx2);\
- part->vel2[1] = (pvy2);\
- part->vel2[2] = (pvz2);\
- part->friction = (pfriction);\
- part->pressure = (ppressure);\
+ {\
+ particle_t *part;\
+ int tempcolor, tempcolor2, cr1, cg1, cb1, cr2, cg2, cb2;\
+ unsigned int partflags;\
+ partflags = ((porientation) << P_ORIENTATION_FIRSTBIT) | ((ptex) << P_TEXNUM_FIRSTBIT);\
+ if (padditive)\
+ partflags |= P_ADDITIVE;\
+ /*if (plight)*/\
+ /* partflags |= P_DYNLIGHT;*/\
+ tempcolor = (pcolor1);\
+ tempcolor2 = (pcolor2);\
+ cr2 = ((tempcolor2) >> 16) & 0xFF;\
+ cg2 = ((tempcolor2) >> 8) & 0xFF;\
+ cb2 = (tempcolor2) & 0xFF;\
+ if (tempcolor != tempcolor2)\
+ {\
+ cr1 = ((tempcolor) >> 16) & 0xFF;\
+ cg1 = ((tempcolor) >> 8) & 0xFF;\
+ cb1 = (tempcolor) & 0xFF;\
+ tempcolor = rand() & 0xFF;\
+ cr2 = (((cr2 - cr1) * tempcolor) >> 8) + cr1;\
+ cg2 = (((cg2 - cg1) * tempcolor) >> 8) + cg1;\
+ cb2 = (((cb2 - cb1) * tempcolor) >> 8) + cb1;\
+ }\
+ part = &particles[cl_numparticles++];\
+ part->type = (ptype);\
+ part->color[0] = cr2;\
+ part->color[1] = cg2;\
+ part->color[2] = cb2;\
+ part->color[3] = 0xFF;\
+ part->flags = partflags;\
+ part->scalex = (pscalex);\
+ part->scaley = (pscaley);\
+ part->alpha = (palpha);\
+ part->alphafade = (palphafade);\
+ part->die = cl.time + (ptime);\
+ part->gravity = (pgravity);\
+ part->bounce = (pbounce);\
+ part->org[0] = (px);\
+ part->org[1] = (py);\
+ part->org[2] = (pz);\
+ part->vel[0] = (pvx);\
+ part->vel[1] = (pvy);\
+ part->vel[2] = (pvz);\
+ part->time2 = (ptime2);\
+ part->vel2[0] = (pvx2);\
+ part->vel2[1] = (pvy2);\
+ part->vel2[2] = (pvz2);\
+ part->friction = (pfriction);\
+ part->pressure = (ppressure);\
+ }\
}
/*
forward[1] = cp*sy;
forward[2] = -sp;
- particle(pt_oneframe, PARTICLE_BILLBOARD, particlepalette[0x6f], tex_particle, false, 2, 2, 255, 9999, 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);
+ particle(pt_static, PARTICLE_BILLBOARD, particlepalette[0x6f], particlepalette[0x6f], tex_particle, false, false, 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);
}
}
Con_Printf ("Not enough free particles\n");
break;
}
- particle(pt_static, PARTICLE_BILLBOARD, particlepalette[(-c)&15], tex_particle, false, 2, 2, 255, 99999, 0, org[0], org[1], org[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ particle(pt_static, PARTICLE_BILLBOARD, particlepalette[(-c)&15], particlepalette[(-c)&15], tex_particle, false, false, 2, 2, 255, 0, 99999, 0, 0, org[0], org[1], org[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
}
Mem_Free(pointfile);
*/
void CL_ParticleExplosion (vec3_t org, int smoke)
{
- int i, j;
- float f;
- vec3_t v, end, ang;
- byte noise1[32*32], noise2[32*32];
+ int i;
+ if (cl_stainmaps.integer)
+ R_Stain(org, 96, 80, 80, 80, 64, 176, 176, 176, 64);
- VectorClear(end); // hush MSVC
- if (cl_particles.integer && cl_particles_explosions.integer)
+ i = Mod_PointInLeaf(org, cl.worldmodel)->contents;
+ if ((i == CONTENTS_SLIME || i == CONTENTS_WATER) && cl_particles.integer && cl_particles_bubbles.integer)
{
- i = Mod_PointInLeaf(org, cl.worldmodel)->contents;
- if (i == CONTENTS_SLIME || i == CONTENTS_WATER)
+ for (i = 0;i < 128;i++)
{
- for (i = 0;i < 128;i++)
- particle(pt_bubble, PARTICLE_BILLBOARD, 0xFFFFFF, tex_bubble, false, 2, 2, 255, 9999, 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, 0, 0);
-
- ang[2] = lhrandom(0, 360);
- fractalnoise(noise1, 32, 4);
- fractalnoise(noise2, 32, 8);
- for (i = 0;i < 32;i++)
- {
- for (j = 0;j < 32;j++)
- {
- VectorRandom(v);
- VectorMA(org, 16, v, v);
- TraceLine(org, v, end, NULL, 0);
- ang[0] = (j + 0.5f) * (360.0f / 32.0f);
- ang[1] = (i + 0.5f) * (360.0f / 32.0f);
- AngleVectors(ang, v, NULL, NULL);
- f = noise1[j*32+i] * 1.5f;
- VectorScale(v, f, v);
- particle(pt_underwaterspark, PARTICLE_BILLBOARD, noise2[j*32+i] * 0x010101, tex_smoke[rand()&7], false, 10, 10, lhrandom(128, 255), 9999, 1.5, end[0], end[1], end[2], v[0], v[1], v[2], 512.0f, 0, 0, 0, 2, 0);
- VectorScale(v, 0.75, v);
- particle(pt_underwaterspark, PARTICLE_BILLBOARD, explosparkramp[(noise2[j*32+i] >> 5)], tex_particle, false, 10, 10, lhrandom(128, 255), 9999, 1.5, end[0], end[1], end[2], v[0], v[1], v[2], 512.0f, 0, 0, 0, 2, 0);
- }
- }
- }
- else
- {
- ang[2] = lhrandom(0, 360);
- fractalnoise(noise1, 32, 4);
- fractalnoise(noise2, 32, 8);
- for (i = 0;i < 32;i++)
- {
- for (j = 0;j < 32;j++)
- {
- VectorRandom(v);
- VectorMA(org, 16, v, v);
- TraceLine(org, v, end, NULL, 0);
- ang[0] = (j + 0.5f) * (360.0f / 32.0f);
- ang[1] = (i + 0.5f) * (360.0f / 32.0f);
- AngleVectors(ang, v, NULL, NULL);
- f = noise1[j*32+i] * 1.5f;
- VectorScale(v, f, v);
- particle(pt_spark, PARTICLE_BILLBOARD, noise2[j*32+i] * 0x010101, tex_smoke[rand()&7], false, 10, 10, lhrandom(128, 255), 9999, 1.5, end[0], end[1], end[2], v[0], v[1], v[2] + 160.0f, 512.0f, 0, 0, 0, 2, 0);
- VectorScale(v, 0.75, v);
- particle(pt_spark, PARTICLE_BILLBOARD, explosparkramp[(noise2[j*32+i] >> 5)], tex_particle, false, 10, 10, lhrandom(128, 255), 9999, 1.5, end[0], end[1], end[2], v[0], v[1], v[2] + 160.0f, 512.0f, 0, 0, 0, 2, 0);
- // VectorRandom(v);
- // VectorScale(v, 384, v);
- // particle(pt_spark, PARTICLE_BILLBOARD, explosparkramp[rand()&7], tex_particle, false, 2, 2, lhrandom(16, 255), 9999, 1.5, end[0], end[1], end[2], v[0], v[1], v[2] + 160.0f, 512.0f, 0, 0, 0, 2, 0);
- }
- }
+ particle(pt_bubble, PARTICLE_BILLBOARD, 0x404040, 0x808080, tex_bubble, false, true, 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);
}
}
- else
+
+ if (cl_explosions.integer)
R_NewExplosion(org);
}
*/
void CL_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength)
{
- int i;
+ int i, k;
if (!cl_particles.integer) return;
for (i = 0;i < 512;i++)
- particle(pt_fade, PARTICLE_BILLBOARD, particlepalette[colorStart + (i % colorLength)], tex_particle, false, 1.5, 1.5, 255, 0.3, 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, 0.1f, 0);
+ {
+ k = particlepalette[colorStart + (i % colorLength)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, false, 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);
+ }
}
/*
*/
void CL_BlobExplosion (vec3_t org)
{
- int i;
- if (!cl_particles.integer) return;
+ if (cl_stainmaps.integer)
+ R_Stain(org, 96, 80, 80, 80, 64, 176, 176, 176, 64);
- for (i = 0;i < 256;i++)
- particle(pt_blob , PARTICLE_BILLBOARD, particlepalette[ 66+(rand()%6)], tex_particle, false, 4, 4, 255, 9999, 0, org[0] + lhrandom(-16, 16), org[1] + lhrandom(-16, 16), org[2] + lhrandom(-16, 16), lhrandom(-4, 4), lhrandom(-4, 4), lhrandom(-128, 128), 0, 0, 0, 0, 0, 0);
- for (i = 0;i < 256;i++)
- particle(pt_blob2, PARTICLE_BILLBOARD, particlepalette[150+(rand()%6)], tex_particle, false, 4, 4, 255, 9999, 0, org[0] + lhrandom(-16, 16), org[1] + lhrandom(-16, 16), org[2] + lhrandom(-16, 16), lhrandom(-4, 4), lhrandom(-4, 4), lhrandom(-128, 128), 0, 0, 0, 0, 0, 0);
+ if (cl_explosions.integer)
+ R_NewExplosion(org);
}
/*
*/
void CL_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count)
{
- if (!cl_particles.integer) return;
+ int k;
if (count == 1024)
{
CL_ParticleExplosion(org, false);
return;
}
+ if (!cl_particles.integer) return;
while (count--)
- particle(pt_fade, PARTICLE_BILLBOARD, particlepalette[color + (rand()&7)], tex_particle, false, 1, 1, 128, 9999, 0, org[0] + lhrandom(-8, 8), org[1] + lhrandom(-8, 8), org[2] + lhrandom(-8, 8), lhrandom(-15, 15), lhrandom(-15, 15), lhrandom(-15, 15), 0, 0, 0, 0, 0, 0);
+ {
+ k = particlepalette[color + (rand()&7)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, false, 1, 1, 255, 512, 9999, 0, 0, org[0] + lhrandom(-8, 8), org[1] + lhrandom(-8, 8), org[2] + lhrandom(-8, 8), lhrandom(-15, 15), lhrandom(-15, 15), lhrandom(-15, 15), 0, 0, 0, 0, 0, 0);
+ }
}
// LordHavoc: added this for spawning sparks/dust (which have strong gravity)
*/
void CL_SparkShower (vec3_t org, vec3_t dir, int count)
{
+ int k;
if (!cl_particles.integer) return;
- CL_Decal(org, tex_bullethole[rand()&7], 16 * cl_particles_size.value, 0, 0, 0, 1);
+ if (cl_stainmaps.integer)
+ R_Stain(org, 32, 96, 96, 96, 2, 128, 128, 128, 2);
- // smoke puff
- if (cl_particles_smoke.integer)
- particle(pt_bulletsmoke, PARTICLE_BILLBOARD, 0xA0A0A0, tex_smoke[rand()&7], true, 5, 5, 255, 9999, 0, org[0], org[1], org[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(0, 16), 0, 0, 0, 0, 0, 0);
-
- if (cl_particles_sparks.integer)
+ if (cl_particles_bulletimpacts.integer)
{
- // sparks
- while(count--)
- particle(pt_spark, PARTICLE_BILLBOARD, particlepalette[0x68 + (rand() & 7)], tex_particle, false, 1, 1, lhrandom(0, 255), 9999, 1.5, org[0], org[1], org[2], lhrandom(-64, 64), lhrandom(-64, 64), lhrandom(0, 128), 512.0f, 0, 0, 0, 0.2f, 0);
+ // smoke puff
+ if (cl_particles_smoke.integer)
+ particle(pt_static, PARTICLE_BILLBOARD, 0x606060, 0xA0A0A0, tex_smoke[rand()&7], true, true, 4, 4, 255, 1024, 9999, -0.2, 0, org[0], org[1], org[2], lhrandom(-8, 8), lhrandom(-8, 8), lhrandom(0, 16), 0, 0, 0, 0, 0, 0);
+
+ if (cl_particles_sparks.integer)
+ {
+ // sparks
+ while(count--)
+ {
+ k = particlepalette[0x68 + (rand() & 7)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, true, 1, 1, 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);
+ }
+ }
}
}
+void CL_PlasmaBurn (vec3_t org)
+{
+ if (cl_stainmaps.integer)
+ R_Stain(org, 48, 96, 96, 96, 3, 128, 128, 128, 3);
+}
+
+static float bloodcount = 0;
void CL_BloodPuff (vec3_t org, vec3_t vel, int count)
{
+ float s, r, a;
// bloodcount is used to accumulate counts too small to cause a blood particle
- static int bloodcount = 0;
if (!cl_particles.integer) return;
if (!cl_particles_blood.integer) return;
- if (count > 100)
- count = 100;
+ s = count + 32.0f;
+ count *= 5.0f;
+ if (count > 1000)
+ count = 1000;
bloodcount += count;
- while(bloodcount >= 10)
+ r = cl_particles_blood_size.value;
+ a = cl_particles_blood_alpha.value * 255;
+ while(bloodcount > 0)
{
- particle(pt_blood, PARTICLE_BILLBOARD, 0x300000, tex_smoke[rand()&7], true, 24, 24, 255, 9999, -1, org[0], org[1], org[2], vel[0] + lhrandom(-64, 64), vel[1] + lhrandom(-64, 64), vel[2] + lhrandom(-64, 64), 0, 0, 0, 0, 1.0f, 0);
- bloodcount -= 10;
+ particle(pt_blood, PARTICLE_BILLBOARD, 0x000000, 0x200000, tex_smoke[rand()&7], true, false, r, r, a, a * 0.5, 9999, 0, -1, org[0], org[1], org[2], vel[0] + lhrandom(-s, s), vel[1] + lhrandom(-s, s), vel[2] + lhrandom(-s, s), 0, 0, 0, 0, 1, 0);
+ bloodcount -= r;
}
}
void CL_BloodShower (vec3_t mins, vec3_t maxs, float velspeed, int count)
{
+ float r;
+ float a;
vec3_t diff, center, velscale;
if (!cl_particles.integer) return;
if (!cl_particles_bloodshowers.integer) return;
velscale[1] = velspeed * 2.0 / diff[1];
velscale[2] = velspeed * 2.0 / diff[2];
- while (count--)
+ bloodcount += count * 5.0f;
+ r = cl_particles_blood_size.value;
+ a = cl_particles_blood_alpha.value * 255;
+ while (bloodcount > 0)
{
vec3_t org, vel;
org[0] = lhrandom(mins[0], maxs[0]);
vel[0] = (org[0] - center[0]) * velscale[0];
vel[1] = (org[1] - center[1]) * velscale[1];
vel[2] = (org[2] - center[2]) * velscale[2];
- particle(pt_blood, PARTICLE_BILLBOARD, 0x300000, tex_smoke[rand()&7], true, 24, 24, 255, 9999, -1, org[0], org[1], org[2], vel[0], vel[1], vel[2], 0, 0, 0, 0, 1.0f, 0);
+ bloodcount -= r;
+ particle(pt_blood, PARTICLE_BILLBOARD, 0x000000, 0x200000, tex_smoke[rand()&7], true, false, 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);
}
}
void CL_ParticleCube (vec3_t mins, vec3_t maxs, vec3_t dir, int count, int colorbase, int gravity, int randomvel)
{
- float t;
+ int k;
+ float t;
if (!cl_particles.integer) return;
if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
while (count--)
- particle(gravity ? pt_grav : pt_static, PARTICLE_BILLBOARD, particlepalette[colorbase + (rand()&3)], tex_particle, false, 2, 2, 255, lhrandom(1, 2), 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);
+ {
+ k = particlepalette[colorbase + (rand()&3)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, false, 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);
+ }
}
void CL_ParticleRain (vec3_t mins, vec3_t maxs, vec3_t dir, int count, int colorbase, int type)
{
- vec3_t vel;
- float t, z;
+ int k;
+ float t, z, minz, maxz;
if (!cl_particles.integer) return;
if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
if (t < 0 || t > 2) // sanity check
t = 2;
+ minz = z - fabs(dir[2]) * 0.1;
+ maxz = z + fabs(dir[2]) * 0.1;
+ minz = bound(mins[2], minz, maxs[2]);
+ maxz = bound(mins[2], maxz, maxs[2]);
+
switch(type)
{
case 0:
while(count--)
{
- vel[0] = dir[0] + lhrandom(-16, 16);
- vel[1] = dir[1] + lhrandom(-16, 16);
- vel[2] = dir[2] + lhrandom(-32, 32);
- particle(pt_rain, PARTICLE_UPRIGHT_FACING, particlepalette[colorbase + (rand()&3)], tex_particle, true, 1, 64, 64, t, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), z, vel[0], vel[1], vel[2], 0, vel[0], vel[1], vel[2], 0, 0);
+ k = particlepalette[colorbase + (rand()&3)];
+ particle(pt_rain, PARTICLE_UPRIGHT_FACING, k, k, tex_particle, true, true, 0.5, 8, 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);
}
break;
case 1:
while(count--)
{
- vel[0] = dir[0] + lhrandom(-16, 16);
- vel[1] = dir[1] + lhrandom(-16, 16);
- vel[2] = dir[2] + lhrandom(-32, 32);
- particle(pt_snow, PARTICLE_BILLBOARD, particlepalette[colorbase + (rand()&3)], tex_particle, false, 2, 2, 255, t, 0, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), z, vel[0], vel[1], vel[2], 0, vel[0], vel[1], vel[2], 0, 0);
+ k = particlepalette[colorbase + (rand()&3)];
+ particle(pt_rain, PARTICLE_BILLBOARD, k, k, tex_particle, false, true, 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);
}
break;
default:
}
}
+void CL_Stardust (vec3_t mins, vec3_t maxs, int count)
+{
+ int k;
+ float t;
+ vec3_t o, v, center;
+ if (!cl_particles.integer) return;
+
+ if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
+ if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
+ if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
+
+ center[0] = (mins[0] + maxs[0]) * 0.5f;
+ center[1] = (mins[1] + maxs[1]) * 0.5f;
+ center[2] = (mins[2] + maxs[2]) * 0.5f;
+
+ while (count--)
+ {
+ k = particlepalette[224 + (rand()&15)];
+ o[0] = lhrandom(mins[0], maxs[0]);
+ o[1] = lhrandom(mins[1], maxs[1]);
+ o[2] = lhrandom(mins[2], maxs[2]);
+ VectorSubtract(o, center, v);
+ VectorNormalizeFast(v);
+ VectorScale(v, 100, v);
+ v[2] += sv_gravity.value * 0.15f;
+ particle(pt_static, PARTICLE_BILLBOARD, 0x903010, 0xFFD030, tex_particle, false, true, 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);
+ }
+}
+
void CL_FlameCube (vec3_t mins, vec3_t maxs, int count)
{
- float t;
+ int k;
+ float t;
if (!cl_particles.integer) return;
if (maxs[0] <= mins[0]) {t = mins[0];mins[0] = maxs[0];maxs[0] = t;}
if (maxs[1] <= mins[1]) {t = mins[1];mins[1] = maxs[1];maxs[1] = t;}
if (maxs[2] <= mins[2]) {t = mins[2];mins[2] = maxs[2];maxs[2] = t;}
while (count--)
- particle(pt_flame, PARTICLE_BILLBOARD, particlepalette[224 + (rand()&15)], tex_particle, false, 8, 8, 255, 9999, 1.1, lhrandom(mins[0], maxs[0]), lhrandom(mins[1], maxs[1]), lhrandom(mins[2], maxs[2]), lhrandom(-32, 32), lhrandom(-32, 32), lhrandom(-32, 64), 0, 0, 0, 0, 0.1f, 0);
+ {
+ k = particlepalette[224 + (rand()&15)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, true, 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);
+ if (count & 1)
+ particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, true, 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);
+ }
}
void CL_Flames (vec3_t org, vec3_t vel, int count)
{
+ int k;
if (!cl_particles.integer) return;
while (count--)
- particle(pt_flame, PARTICLE_BILLBOARD, particlepalette[224 + (rand()&15)], tex_particle, false, 8, 8, 255, 9999, 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, 0.1f, 0);
+ {
+ k = particlepalette[224 + (rand()&15)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, true, 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);
+ }
}
*/
void CL_LavaSplash (vec3_t origin)
{
- int i, j;
+ int i, j, k;
float vel;
vec3_t dir, org;
if (!cl_particles.integer) return;
org[1] = origin[1] + dir[1];
org[2] = origin[2] + lhrandom(0, 64);
vel = lhrandom(50, 120) / VectorLength(dir); // normalize and scale
- particle(pt_lavasplash, PARTICLE_BILLBOARD, particlepalette[224 + (rand()&7)], tex_particle, false, 7, 7, 255, 9999, 0, org[0], org[1], org[2], dir[0] * vel, dir[1] * vel, dir[2] * vel, 0, 0, 0, 0, 0, 0);
+ k = particlepalette[224 + (rand()&7)];
+ particle(pt_static, PARTICLE_BILLBOARD, k, k, tex_particle, false, true, 7, 7, 255, 192, 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);
}
}
}
===============
*/
+/*
void CL_TeleportSplash (vec3_t org)
{
- int i, j, k;
+ int i, j, k;
if (!cl_particles.integer) return;
for (i=-16 ; i<16 ; i+=8)
for (j=-16 ; j<16 ; j+=8)
for (k=-24 ; k<32 ; k+=8)
- particle(pt_fade, PARTICLE_BILLBOARD, 0xFFFFFF, tex_particle, false, 1, 1, lhrandom(64, 128), 9999, 0, org[0] + i + lhrandom(0, 8), org[1] + j + lhrandom(0, 8), org[2] + k + lhrandom(0, 8), i*2 + lhrandom(-12.5, 12.5), j*2 + lhrandom(-12.5, 12.5), k*2 + lhrandom(27.5, 52.5), 0, 0, 0, 0, 0.1f, -512.0f);
+ particle(pt_static, PARTICLE_BILLBOARD, 0xA0A0A0, 0xFFFFFF, tex_particle, false, true, 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);
}
+*/
void CL_RocketTrail (vec3_t start, vec3_t end, int type, entity_t *ent)
{
- vec3_t vec, dir, vel;
- float len, dec = 0, speed;
- int contents, bubbles;
- double t;
- if (!cl_particles.integer) return;
+ vec3_t vec, dir, vel, pos;
+ float len, dec, speed, r;
+ int contents, smoke, blood, bubbles;
VectorSubtract(end, start, dir);
VectorNormalize(dir);
- if (type == 0 && host_frametime != 0) // rocket glow
- particle(pt_oneframe, PARTICLE_BILLBOARD, 0xFFFFFF, tex_rocketglow, false, 24, 24, 255, 9999, 0, end[0] - 12 * dir[0], end[1] - 12 * dir[1], end[2] - 12 * dir[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
-
- t = ent->persistent.trail_time;
- if (t >= cl.time)
- return; // no particles to spawn this frame (sparse trail)
-
- if (t < cl.oldtime)
- t = cl.oldtime;
-
VectorSubtract (end, start, vec);
len = VectorNormalizeLength (vec);
- if (len <= 0.01f)
- {
- // advance the trail time
- ent->persistent.trail_time = cl.time;
+ dec = -ent->persistent.trail_time;
+ ent->persistent.trail_time += len;
+ if (ent->persistent.trail_time < 0.01f)
return;
- }
- speed = len / (cl.time - cl.oldtime);
- VectorScale(vec, speed, vel);
+
+ speed = 1.0f / (ent->state_current.time - ent->state_previous.time);
+ VectorSubtract(ent->state_current.origin, ent->state_previous.origin, vel);
+ VectorScale(vel, speed, vel);
// advance into this frame to reach the first puff location
- dec = t - cl.oldtime;
- dec *= speed;
- VectorMA(start, dec, vec, start);
+ VectorMA(start, dec, vec, pos);
+ len -= dec;
+
+ // if we skip out, leave it reset
+ ent->persistent.trail_time = 0.0f;
- contents = Mod_PointInLeaf(start, cl.worldmodel)->contents;
+ contents = Mod_PointInLeaf(pos, cl.worldmodel)->contents;
if (contents == CONTENTS_SKY || contents == CONTENTS_LAVA)
- {
- // advance the trail time
- ent->persistent.trail_time = cl.time;
return;
- }
- bubbles = (contents == CONTENTS_WATER || contents == CONTENTS_SLIME);
+ smoke = cl_particles.integer && cl_particles_smoke.integer;
+ blood = cl_particles.integer && cl_particles_blood.integer;
+ bubbles = cl_particles.integer && cl_particles_bubbles.integer && (contents == CONTENTS_WATER || contents == CONTENTS_SLIME);
- while (t < cl.time)
+ while (len >= 0)
{
switch (type)
{
case 0: // rocket trail
- if (!cl_particles_smoke.integer)
- dec = cl.time - t;
- else if (bubbles && cl_particles_bubbles.integer)
+ dec = 3;
+ if (smoke)
{
- dec = 0.005f;
- particle(pt_bubble, PARTICLE_BILLBOARD, 0xFFFFFF, tex_bubble, false, 2, 2, 255, 9999, 1.5, start[0], start[1], start[2], lhrandom(-16, 16), lhrandom(-16, 16), lhrandom(-16, 16), 0, 0, 0, 0, 0, 0);
- particle(pt_bubble, PARTICLE_BILLBOARD, 0xFFFFFF, tex_bubble, false, 2, 2, 255, 9999, 1.5, start[0], start[1], start[2], lhrandom(-16, 16), lhrandom(-16, 16), lhrandom(-16, 16), 0, 0, 0, 0, 0, 0);
- particle(pt_smoke, PARTICLE_BILLBOARD, 0xFFFFFF, tex_smoke[rand()&7], false, 2, 2, 160, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, true, dec, dec, 32, 64, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-5, 5), lhrandom(-5, 5), lhrandom(-5, 5), 0, 0, 0, 0, 0, 0);
+ particle(pt_static, PARTICLE_BILLBOARD, 0x801010, 0xFFA020, tex_smoke[rand()&7], false, true, dec, dec, 128, 768, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-20, 20), lhrandom(-20, 20), lhrandom(-20, 20), 0, 0, 0, 0, 0, 0);
}
- else
+ if (bubbles)
{
- dec = 0.005f;
- particle(pt_smoke, PARTICLE_BILLBOARD, 0xC0C0C0, tex_smoke[rand()&7], true, 2, 2, 160, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
- //particle(pt_spark, PARTICLE_BILLBOARD, particlepalette[0x68 + (rand() & 7)], tex_particle, false, 1, 1, lhrandom(128, 255), 9999, 1.5, start[0], start[1], start[2], lhrandom(-64, 64) - vel[0] * 0.0625, lhrandom(-64, 64) - vel[1] * 0.0625, lhrandom(-64, 64) - vel[2] * 0.0625, 512.0f, 0, 0, 0, 0.1f, 0);
- //particle(pt_spark, PARTICLE_BILLBOARD, particlepalette[0x68 + (rand() & 7)], tex_particle, false, 1, 1, lhrandom(128, 255), 9999, 1.5, start[0], start[1], start[2], lhrandom(-64, 64) - vel[0] * 0.0625, lhrandom(-64, 64) - vel[1] * 0.0625, lhrandom(-64, 64) - vel[2] * 0.0625, 512.0f, 0, 0, 0, 0.1f, 0);
- //particle(pt_spark, PARTICLE_BILLBOARD, particlepalette[0x68 + (rand() & 7)], tex_particle, false, 1, 1, lhrandom(128, 255), 9999, 1.5, start[0], start[1], start[2], lhrandom(-64, 64) - vel[0] * 0.0625, lhrandom(-64, 64) - vel[1] * 0.0625, lhrandom(-64, 64) - vel[2] * 0.0625, 512.0f, 0, 0, 0, 0.1f, 0);
- //particle(pt_spark, PARTICLE_BILLBOARD, particlepalette[0x68 + (rand() & 7)], tex_particle, false, 1, 1, lhrandom(128, 255), 9999, 1.5, start[0], start[1], start[2], lhrandom(-64, 64) - vel[0] * 0.0625, lhrandom(-64, 64) - vel[1] * 0.0625, lhrandom(-64, 64) - vel[2] * 0.0625, 512.0f, 0, 0, 0, 0.1f, 0);
+ r = lhrandom(1, 2);
+ particle(pt_bubble, PARTICLE_BILLBOARD, 0x404040, 0x808080, tex_bubble, false, true, 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);
}
break;
case 1: // grenade trail
// FIXME: make it gradually stop smoking
- if (!cl_particles_smoke.integer)
- dec = cl.time - t;
- else if (bubbles && cl_particles_bubbles.integer)
+ dec = 3;
+ if (cl_particles.integer && cl_particles_smoke.integer)
{
- dec = 0.02f;
- particle(pt_bubble, PARTICLE_BILLBOARD, 0xFFFFFF, tex_bubble, false, 2, 2, 255, 9999, 1.5, start[0], start[1], start[2], lhrandom(-16, 16), lhrandom(-16, 16), lhrandom(-16, 16), 0, 0, 0, 0, 0, 0);
- particle(pt_bubble, PARTICLE_BILLBOARD, 0xFFFFFF, tex_bubble, false, 2, 2, 255, 9999, 1.5, start[0], start[1], start[2], lhrandom(-16, 16), lhrandom(-16, 16), lhrandom(-16, 16), 0, 0, 0, 0, 0, 0);
- particle(pt_smoke, PARTICLE_BILLBOARD, 0xFFFFFF, tex_smoke[rand()&7], false, 2, 2, 160, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
- }
- else
- {
- dec = 0.02f;
- particle(pt_smoke, PARTICLE_BILLBOARD, 0x808080, tex_smoke[rand()&7], true, 2, 2, 160, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], false, true, dec, dec, 32, 96, 9999, 0, 0, pos[0], pos[1], pos[2], lhrandom(-5, 5), lhrandom(-5, 5), lhrandom(-5, 5), 0, 0, 0, 0, 0, 0);
}
break;
case 2: // blood
- if (!cl_particles_blood.integer)
- dec = cl.time - t;
- else
- {
- dec = 0.1f;
- particle(pt_blood, PARTICLE_BILLBOARD, 0x300000, tex_smoke[rand()&7], true, 24, 24, 255, 9999, -1, start[0], start[1], start[2], vel[0] + lhrandom(-64, 64), vel[1] + lhrandom(-64, 64), vel[2] + lhrandom(-64, 64), 0, 0, 0, 0, 1.0f, 0);
- }
- break;
-
case 4: // slight blood
- if (!cl_particles_blood.integer)
- dec = cl.time - t;
- else
+ dec = cl_particles_blood_size.value;
+ if (blood)
{
- dec = 0.15f;
- particle(pt_blood, PARTICLE_BILLBOARD, 0x300000, tex_smoke[rand()&7], true, 24, 24, 255, 9999, -1, start[0], start[1], start[2], vel[0] + lhrandom(-64, 64), vel[1] + lhrandom(-64, 64), vel[2] + lhrandom(-64, 64), 0, 0, 0, 0, 1.0f, 0);
+ particle(pt_blood, PARTICLE_BILLBOARD, 0x100000, 0x280000, tex_smoke[rand()&7], true, false, 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);
}
break;
case 3: // green tracer
- dec = 0.02f;
- particle(pt_fade, PARTICLE_BILLBOARD, 0x373707, tex_smoke[rand()&7], false, 4, 4, 255, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ dec = 6;
+ if (smoke)
+ {
+ particle(pt_static, PARTICLE_BILLBOARD, 0x002000, 0x003000, tex_particle, false, true, 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);
+ }
break;
case 5: // flame tracer
- dec = 0.02f;
- particle(pt_fade, PARTICLE_BILLBOARD, 0xCF632B, tex_smoke[rand()&7], false, 4, 4, 255, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ dec = 6;
+ if (smoke)
+ {
+ particle(pt_static, PARTICLE_BILLBOARD, 0x301000, 0x502000, tex_particle, false, true, 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);
+ }
break;
case 6: // voor trail
- dec = 0.05f; // sparse trail
- particle(pt_fade, PARTICLE_BILLBOARD, 0x47232B, tex_smoke[rand()&7], false, 4, 4, 255, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ dec = 6;
+ if (smoke)
+ {
+ particle(pt_static, PARTICLE_BILLBOARD, 0x502030, 0x502030, tex_particle, false, true, 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);
+ }
break;
case 7: // Nehahra smoke tracer
- if (!cl_particles_smoke.integer)
- dec = cl.time - t;
- else
+ dec = 7;
+ if (smoke)
{
- dec = 0.14f;
- particle(pt_smoke, PARTICLE_BILLBOARD, 0xC0C0C0, tex_smoke[rand()&7], true, 10, 10, 64, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ particle(pt_static, PARTICLE_BILLBOARD, 0x303030, 0x606060, tex_smoke[rand()&7], true, false, 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);
}
break;
}
// advance to next time and position
- t += dec;
- dec *= speed;
- VectorMA (start, dec, vec, start);
+ len -= dec;
+ VectorMA (pos, dec, vec, pos);
}
- ent->persistent.trail_time = t;
+ ent->persistent.trail_time = len;
}
void CL_RocketTrail2 (vec3_t start, vec3_t end, int color, entity_t *ent)
{
- vec3_t vec;
- int len;
+ vec3_t vec, pos;
+ int len;
if (!cl_particles.integer) return;
if (!cl_particles_smoke.integer) return;
+ VectorCopy(start, pos);
VectorSubtract (end, start, vec);
len = (int) (VectorNormalizeLength (vec) * (1.0f / 3.0f));
VectorScale(vec, 3, vec);
color = particlepalette[color];
while (len--)
{
- particle(pt_smoke, PARTICLE_BILLBOARD, color, tex_particle, false, 8, 8, 192, 9999, 0, start[0], start[1], start[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
- VectorAdd (start, vec, start);
+ particle(pt_static, PARTICLE_BILLBOARD, color, color, tex_particle, false, false, 5, 5, 128, 320, 9999, 0, 0, pos[0], pos[1], pos[2], 0, 0, 0, 0, 0, 0, 0, 0, 0);
+ VectorAdd (pos, vec, pos);
}
}
void CL_MoveParticles (void)
{
particle_t *p;
- renderparticle_t *r;
- int i, activeparticles, maxparticle, j, a, b, pressureused = false;
- float gravity, dvel, frametime, f, dist, normal[3], v[3], org[3], o[3];
+ int i, activeparticles, maxparticle, j, a, pressureused = false, content;
+ float gravity, dvel, bloodwaterfade, frametime, f, dist, normal[3], v[3], org[3];
// LordHavoc: early out condition
if (!cl_numparticles)
- {
- r_refdef.numparticles = 0;
return;
- }
frametime = cl.time - cl.oldtime;
- if (!frametime)
- return; // if absolutely still, don't update particles
gravity = frametime * sv_gravity.value;
dvel = 1+4*frametime;
+ bloodwaterfade = max(cl_particles_blood_alpha.value, 0.01f) * frametime * 128.0f;
activeparticles = 0;
maxparticle = -1;
j = 0;
- for (i = 0, p = particles, r = r_refdef.particles;i < cl_numparticles;i++, p++)
+ for (i = 0, p = particles;i < cl_numparticles;i++, p++)
{
- if (p->die < cl.time)
- {
- freeparticles[j++] = p;
- continue;
- }
-
+ content = 0;
VectorCopy(p->org, p->oldorg);
VectorMA(p->org, frametime, p->vel, p->org);
- if (p->friction)
- {
- f = 1.0f - (p->friction * frametime);
- VectorScale(p->vel, f, p->vel);
- }
VectorCopy(p->org, org);
if (p->bounce)
{
- if (TraceLine(p->oldorg, p->org, v, normal, 0) < 1)
+ if (CL_TraceLine(p->oldorg, p->org, v, normal, 0, true) < 1)
{
VectorCopy(v, p->org);
if (p->bounce < 0)
{
- CL_Decal(v, p->tex, p->scalex * cl_particles_size.value, p->color[0] * (1.0f / 255.0f), p->color[1] * (1.0f / 255.0f), p->color[2] * (1.0f / 255.0f), p->alpha * (1.0f / 255.0f));
+ // assume it's blood (lame, but...)
+ if (cl_stainmaps.integer)
+ R_Stain(v, 32, 32, 16, 16, p->alpha * p->scalex * (1.0f / 400.0f), 192, 48, 48, p->alpha * p->scalex * (1.0f / 400.0f));
p->die = -1;
freeparticles[j++] = p;
continue;
}
}
}
-
- switch (p->type)
+ p->vel[2] -= p->gravity * gravity;
+ p->alpha -= p->alphafade * frametime;
+ if (p->friction)
{
- case pt_static:
- break;
-
- // LordHavoc: drop-through because of shared code
- case pt_blob:
- p->vel[2] *= dvel;
- case pt_blob2:
- p->vel[0] *= dvel;
- p->vel[1] *= dvel;
- p->alpha -= frametime * 256;
- if (p->alpha < 1)
- p->die = -1;
- break;
+ f = p->friction * frametime;
+ if (!content)
+ content = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
+ if (content != CONTENTS_EMPTY)
+ f *= 4;
+ f = 1.0f - f;
+ VectorScale(p->vel, f, p->vel);
+ }
- case pt_grav:
- p->vel[2] -= gravity;
- break;
- case pt_lavasplash:
- p->vel[2] -= gravity * 0.05;
- p->alpha -= frametime * 192;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_snow:
- if (cl.time > p->time2)
- {
- p->time2 = cl.time + (rand() & 3) * 0.1;
- p->vel[0] = (rand()&63)-32 + p->vel2[0];
- p->vel[1] = (rand()&63)-32 + p->vel2[1];
- p->vel[2] = (rand()&63)-32 + p->vel2[2];
- }
- a = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
- if (a != CONTENTS_EMPTY && a != CONTENTS_SKY)
- {
- p->die = -1;
- /*
- if (a == CONTENTS_SOLID && Mod_PointInLeaf(p->oldorg, cl.worldmodel)->contents == CONTENTS_SOLID)
- break; // still in solid
- p->die = cl.time + 1000;
- p->vel[0] = p->vel[1] = p->vel[2] = 0;
- switch (a)
- {
- case CONTENTS_LAVA:
- case CONTENTS_SLIME:
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->type = pt_steam;
- p->alpha = 96;
- p->scalex = 5;
- p->scaley = 5;
- p->vel[2] = 96;
- break;
- case CONTENTS_WATER:
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->type = pt_splash;
- p->alpha = 96;
- p->scalex = 5;
- p->scaley = 5;
- p->vel[2] = 96;
- break;
- default: // CONTENTS_SOLID and any others
- TraceLine(p->oldorg, p->org, v, normal, 0);
- VectorCopy(v, p->org);
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->type = pt_fade;
- p->scalex = 5;
- p->scaley = 5;
- VectorClear(p->vel);
- break;
- }
- */
- }
- break;
- case pt_blood:
- p->friction = 1;
- a = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
- if (a != CONTENTS_EMPTY)
+ if (p->type != pt_static)
+ {
+ switch (p->type)
{
- if (a == CONTENTS_WATER || a == CONTENTS_SLIME)
+ case pt_blood:
+ if (!content)
+ content = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
+ a = content;
+ if (a != CONTENTS_EMPTY)
{
- p->friction = 5;
- p->scalex += frametime * 32.0f;
- p->scaley += frametime * 32.0f;
- p->alpha -= frametime * 128.0f;
- p->vel[2] += gravity * 0.125f;
- if (p->alpha < 1)
+ if (a == CONTENTS_WATER || a == CONTENTS_SLIME)
+ {
+ p->scalex += frametime * cl_particles_blood_size.value;
+ p->scaley += frametime * cl_particles_blood_size.value;
+ //p->alpha -= bloodwaterfade;
+ }
+ else
p->die = -1;
- break;
}
else
+ p->vel[2] -= gravity;
+ break;
+ case pt_bubble:
+ if (!content)
+ content = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
+ if (content != CONTENTS_WATER && content != CONTENTS_SLIME)
{
p->die = -1;
break;
}
- }
- p->vel[2] -= gravity * 0.5;
- break;
- case pt_spark:
- p->alpha -= frametime * p->time2;
- p->vel[2] -= gravity;
- if (p->alpha < 1)
- p->die = -1;
- else if (Mod_PointInLeaf(p->org, cl.worldmodel)->contents != CONTENTS_EMPTY)
- p->type = pt_underwaterspark;
- break;
- case pt_underwaterspark:
- if (Mod_PointInLeaf(p->org, cl.worldmodel)->contents == CONTENTS_EMPTY)
- {
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->color[0] = p->color[1] = p->color[2] = 255;
- p->scalex = 8;
- p->scaley = 8;
- p->type = pt_explosionsplash;
- }
- else
- p->vel[2] += gravity * 0.5f;
- p->alpha -= frametime * p->time2;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_explosionsplash:
- if (Mod_PointInLeaf(p->org, cl.worldmodel)->contents == CONTENTS_EMPTY)
- p->vel[2] -= gravity;
- else
- p->alpha = 0;
- p->scalex += frametime * 64.0f;
- p->scaley += frametime * 64.0f;
- p->alpha -= frametime * 1024.0f;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_fade:
- p->alpha -= frametime * 512;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_bubble:
- a = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
- if (a != CONTENTS_WATER && a != CONTENTS_SLIME)
- {
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->type = pt_splashpuff;
- p->scalex = 4;
- p->scaley = 4;
- p->vel[0] = p->vel[1] = p->vel[2] = 0;
break;
- }
- p->vel[2] += gravity * 0.25;
- p->vel[0] *= (1 - (frametime * 0.0625));
- p->vel[1] *= (1 - (frametime * 0.0625));
- p->vel[2] *= (1 - (frametime * 0.0625));
- if (cl.time > p->time2)
- {
- p->time2 = cl.time + lhrandom(0, 0.5);
- p->vel[0] += lhrandom(-32,32);
- p->vel[1] += lhrandom(-32,32);
- p->vel[2] += lhrandom(-32,32);
- }
- p->alpha -= frametime * 256;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_bulletsmoke:
- p->scalex += frametime * 16;
- p->scaley += frametime * 16;
- p->alpha -= frametime * 1024;
- p->vel[2] += gravity * 0.1;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_smoke:
- p->scalex += frametime * 24;
- p->scaley += frametime * 24;
- p->alpha -= frametime * 256;
- p->vel[2] += gravity * 0.1;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_steam:
- p->scalex += frametime * 48;
- p->scaley += frametime * 48;
- p->alpha -= frametime * 512;
- p->vel[2] += gravity * 0.05;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_splashpuff:
- p->alpha -= frametime * 1024;
- if (p->alpha < 1)
- p->die = -1;
- break;
- case pt_rain:
- f = 0;
- b = Mod_PointInLeaf(p->oldorg, cl.worldmodel)->contents;
- VectorCopy(p->oldorg, o);
- while (f < 1)
- {
- a = b;
- f = TraceLine(o, p->org, v, normal, a);
- b = traceline_endcontents;
- if (f < 1 && b != CONTENTS_EMPTY && b != CONTENTS_SKY)
+ case pt_rain:
+ if (cl.time > p->time2)
{
- p->die = -1;
- /*
- p->die = cl.time + 1000;
- p->vel[0] = p->vel[1] = p->vel[2] = 0;
- VectorCopy(v, p->org);
- switch (b)
- {
- case CONTENTS_LAVA:
- case CONTENTS_SLIME:
- p->tex = tex_smoke[rand()&7];
- p->orientation = PARTICLE_BILLBOARD;
- p->type = pt_steam;
- p->scalex = 3;
- p->scaley = 3;
- p->vel[2] = 96;
- break;
- default: // water, solid, and anything else
- p->tex = tex_rainsplash[0];
- p->orientation = PARTICLE_ORIENTED_DOUBLESIDED;
- p->time2 = 0;
- VectorCopy(normal, p->vel2);
- // VectorAdd(p->org, normal, p->org);
- p->type = pt_raindropsplash;
- p->scalex = 8;
- p->scaley = 8;
- break;
- }
- */
+ // snow flutter
+ p->time2 = cl.time + (rand() & 3) * 0.1;
+ p->vel[0] = lhrandom(-32, 32) + p->vel2[0];
+ p->vel[1] = lhrandom(-32, 32) + p->vel2[1];
+ p->vel[2] = /*lhrandom(-32, 32) +*/ p->vel2[2];
}
- }
- break;
- /*
- case pt_raindropsplash:
- p->time2 += frametime * 64.0f;
- if (p->time2 >= 16.0f)
- {
+ if (!content)
+ content = Mod_PointInLeaf(p->org, cl.worldmodel)->contents;
+ a = content;
+ if (a != CONTENTS_EMPTY && a != CONTENTS_SKY)
+ p->die = -1;
+ break;
+ default:
+ printf("unknown particle type %i\n", p->type);
p->die = -1;
break;
}
- p->tex = tex_rainsplash[(int) p->time2];
- p->orientation = PARTICLE_ORIENTED_DOUBLESIDED;
- break;
- */
- case pt_flame:
- p->alpha -= frametime * 512;
- p->vel[2] += gravity;
- if (p->alpha < 16)
- p->die = -1;
- break;
- case pt_oneframe:
- if (p->time2)
- p->die = -1;
- p->time2 = 1;
- break;
- default:
- printf("unknown particle type %i\n", p->type);
- p->die = -1;
- break;
}
- // LordHavoc: immediate removal of unnecessary particles (must be done to ensure compactor below operates properly in all cases)
- if (p->die < cl.time)
+ // remove dead particles
+ if (p->alpha < 1 || p->die < cl.time)
freeparticles[j++] = p;
else
{
activeparticles++;
if (p->pressure)
pressureused = true;
-
- // build renderparticle for renderer to use
- r->orientation = p->orientation;
- r->dir[0] = p->vel2[0];
- r->dir[1] = p->vel2[1];
- r->dir[2] = p->vel2[2];
- r->org[0] = p->org[0];
- r->org[1] = p->org[1];
- r->org[2] = p->org[2];
- r->tex = p->tex;
- r->scalex = p->scalex * 0.5f * cl_particles_size.value;
- r->scaley = p->scaley * 0.5f * cl_particles_size.value;
- r->dynlight = p->dynlight;
- r->color[0] = p->color[0] * (1.0f / 255.0f);
- r->color[1] = p->color[1] * (1.0f / 255.0f);
- r->color[2] = p->color[2] * (1.0f / 255.0f);
- r->color[3] = p->alpha * (1.0f / 255.0f);
- r++;
}
}
- r_refdef.numparticles = r - r_refdef.particles;
// fill in gaps to compact the array
i = 0;
while (maxparticle >= activeparticles)
{
dist = freeparticles[j]->scalex * 4.0f * frametime / sqrt(dist);
VectorMA(p->vel, dist, diff, p->vel);
- //dist = freeparticles[j]->scalex * 4.0f * frametime / dist;
- //VectorMA(p->vel, dist, freeparticles[j]->vel, p->vel);
}
}
}
}
}
}
+
+#define MAX_PARTICLETEXTURES 64
+// particletexture_t is a rectangle in the particlefonttexture
+typedef struct
+{
+ float s1, t1, s2, t2;
+}
+particletexture_t;
+
+static rtexturepool_t *particletexturepool;
+
+static rtexture_t *particlefonttexture;
+static particletexture_t particletexture[MAX_PARTICLETEXTURES];
+
+static cvar_t r_drawparticles = {0, "r_drawparticles", "1"};
+
+static qbyte shadebubble(float dx, float dy, vec3_t light)
+{
+ float dz, f, dot;
+ vec3_t normal;
+ dz = 1 - (dx*dx+dy*dy);
+ if (dz > 0) // it does hit the sphere
+ {
+ f = 0;
+ // back side
+ normal[0] = dx;normal[1] = dy;normal[2] = dz;
+ VectorNormalize(normal);
+ dot = DotProduct(normal, light);
+ if (dot > 0.5) // interior reflection
+ f += ((dot * 2) - 1);
+ else if (dot < -0.5) // exterior reflection
+ f += ((dot * -2) - 1);
+ // front side
+ normal[0] = dx;normal[1] = dy;normal[2] = -dz;
+ VectorNormalize(normal);
+ dot = DotProduct(normal, light);
+ if (dot > 0.5) // interior reflection
+ f += ((dot * 2) - 1);
+ else if (dot < -0.5) // exterior reflection
+ f += ((dot * -2) - 1);
+ f *= 128;
+ f += 16; // just to give it a haze so you can see the outline
+ f = bound(0, f, 255);
+ return (qbyte) f;
+ }
+ else
+ return 0;
+}
+
+static void setuptex(int cltexnum, int rtexnum, qbyte *data, qbyte *particletexturedata)
+{
+ int basex, basey, y;
+ basex = ((rtexnum >> 0) & 7) * 32;
+ basey = ((rtexnum >> 3) & 7) * 32;
+ particletexture[cltexnum].s1 = (basex + 1) / 256.0f;
+ particletexture[cltexnum].t1 = (basey + 1) / 256.0f;
+ particletexture[cltexnum].s2 = (basex + 31) / 256.0f;
+ particletexture[cltexnum].t2 = (basey + 31) / 256.0f;
+ for (y = 0;y < 32;y++)
+ memcpy(particletexturedata + ((basey + y) * 256 + basex) * 4, data + y * 32 * 4, 32 * 4);
+}
+
+static void R_InitParticleTexture (void)
+{
+ int x,y,d,i,m;
+ float dx, dy, radius, f, f2;
+ qbyte data[32][32][4], noise1[64][64], noise2[64][64];
+ vec3_t light;
+ qbyte particletexturedata[256*256*4];
+
+ memset(particletexturedata, 255, sizeof(particletexturedata));
+
+ // the particletexture[][] array numbers must match the cl_part.c textures
+ // smoke/blood
+ for (i = 0;i < 8;i++)
+ {
+ do
+ {
+ fractalnoise(&noise1[0][0], 64, 4);
+ fractalnoise(&noise2[0][0], 64, 8);
+ m = 0;
+ for (y = 0;y < 32;y++)
+ {
+ dy = y - 16;
+ for (x = 0;x < 32;x++)
+ {
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
+ dx = x - 16;
+ d = (noise2[y][x] - 128) * 3 + 192;
+ if (d > 0)
+ d = (d * (256 - (int) (dx*dx+dy*dy))) >> 8;
+ d = (d * noise1[y][x]) >> 7;
+ d = bound(0, d, 255);
+ data[y][x][3] = (qbyte) d;
+ if (m < d)
+ m = d;
+ }
+ }
+ }
+ while (m < 224);
+
+ setuptex(i + 0, i + 0, &data[0][0][0], particletexturedata);
+ }
+
+ // rain splash
+ for (i = 0;i < 16;i++)
+ {
+ radius = i * 3.0f / 16.0f;
+ f2 = 255.0f * ((15.0f - i) / 15.0f);
+ for (y = 0;y < 32;y++)
+ {
+ dy = (y - 16) * 0.25f;
+ for (x = 0;x < 32;x++)
+ {
+ dx = (x - 16) * 0.25f;
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
+ f = (1.0 - fabs(radius - sqrt(dx*dx+dy*dy))) * f2;
+ f = bound(0.0f, f, 255.0f);
+ data[y][x][3] = (int) f;
+ }
+ }
+ setuptex(i + 8, i + 16, &data[0][0][0], particletexturedata);
+ }
+
+ // normal particle
+ for (y = 0;y < 32;y++)
+ {
+ dy = y - 16;
+ for (x = 0;x < 32;x++)
+ {
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
+ dx = x - 16;
+ d = (256 - (dx*dx+dy*dy));
+ d = bound(0, d, 255);
+ data[y][x][3] = (qbyte) d;
+ }
+ }
+ setuptex(24, 32, &data[0][0][0], particletexturedata);
+
+ // rain
+ light[0] = 1;light[1] = 1;light[2] = 1;
+ VectorNormalize(light);
+ for (y = 0;y < 32;y++)
+ {
+ for (x = 0;x < 32;x++)
+ {
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
+ 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);
+ }
+ }
+ setuptex(25, 33, &data[0][0][0], particletexturedata);
+
+ // bubble
+ light[0] = 1;light[1] = 1;light[2] = 1;
+ VectorNormalize(light);
+ for (y = 0;y < 32;y++)
+ {
+ for (x = 0;x < 32;x++)
+ {
+ data[y][x][0] = data[y][x][1] = data[y][x][2] = 255;
+ data[y][x][3] = shadebubble((x - 16) * (1.0 / 16.0), (y - 16) * (1.0 / 16.0), light);
+ }
+ }
+ setuptex(26, 34, &data[0][0][0], particletexturedata);
+
+ particlefonttexture = R_LoadTexture (particletexturepool, "particlefont", 256, 256, particletexturedata, TEXTYPE_RGBA, TEXF_ALPHA | TEXF_PRECACHE);
+}
+
+static void r_part_start(void)
+{
+ particletexturepool = R_AllocTexturePool();
+ R_InitParticleTexture ();
+}
+
+static void r_part_shutdown(void)
+{
+ R_FreeTexturePool(&particletexturepool);
+}
+
+static void r_part_newmap(void)
+{
+}
+
+void R_Particles_Init (void)
+{
+ Cvar_RegisterVariable(&r_drawparticles);
+ R_RegisterModule("R_Particles", r_part_start, r_part_shutdown, r_part_newmap);
+}
+
+int partindexarray[6] = {0, 1, 2, 0, 2, 3};
+
+void R_DrawParticleCallback(const void *calldata1, int calldata2)
+{
+ int additive, texnum, orientation;
+ float org[3], up2[3], right2[3], v[3], right[3], up[3], fog, ifog, fogvec[3], cr, cg, cb, ca;
+ particletexture_t *tex;
+ rmeshbufferinfo_t m;
+ const particle_t *p = calldata1;
+
+ VectorCopy(p->org, org);
+ orientation = (p->flags >> P_ORIENTATION_FIRSTBIT) & ((1 << P_ORIENTATION_BITS) - 1);
+ texnum = (p->flags >> P_TEXNUM_FIRSTBIT) & ((1 << P_TEXNUM_BITS) - 1);
+ //dynlight = p->flags & P_DYNLIGHT;
+ additive = p->flags & P_ADDITIVE;
+
+ memset(&m, 0, sizeof(m));
+ m.blendfunc1 = GL_SRC_ALPHA;
+ if (additive)
+ m.blendfunc2 = GL_ONE;
+ else
+ m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
+ m.numtriangles = 2;
+ m.numverts = 4;
+ m.tex[0] = R_GetTexture(particlefonttexture);
+ Matrix4x4_CreateIdentity(&m.matrix);
+ if (R_Mesh_Draw_GetBuffer(&m, false))
+ {
+ m.index[0] = 0;
+ m.index[1] = 1;
+ m.index[2] = 2;
+ m.index[3] = 0;
+ m.index[4] = 2;
+ m.index[5] = 3;
+ if (orientation == PARTICLE_BILLBOARD)
+ {
+ VectorScale(vright, p->scalex, right);
+ VectorScale(vup, p->scaley, up);
+ }
+ else if (orientation == PARTICLE_UPRIGHT_FACING)
+ {
+ v[0] = r_origin[0] - org[0];
+ v[1] = r_origin[1] - org[1];
+ v[2] = 0;
+ VectorNormalizeFast(v);
+ VectorVectors(v, right2, up2);
+ VectorScale(right2, p->scalex, right);
+ VectorScale(up2, p->scaley, up);
+ }
+ else if (orientation == PARTICLE_ORIENTED_DOUBLESIDED)
+ {
+ // double-sided
+ if (DotProduct(p->vel2, r_origin) > DotProduct(p->vel2, org))
+ {
+ VectorNegate(p->vel2, v);
+ VectorVectors(v, right, up);
+ }
+ else
+ VectorVectors(p->vel2, right, up);
+ VectorScale(right, p->scalex, right);
+ VectorScale(up, p->scaley, up);
+ }
+ else
+ Host_Error("R_DrawParticles: unknown particle orientation %i\n", orientation);
+ m.vertex[0] = org[0] - right[0] - up[0];
+ m.vertex[1] = org[1] - right[1] - up[1];
+ m.vertex[2] = org[2] - right[2] - up[2];
+ m.vertex[4] = org[0] - right[0] + up[0];
+ m.vertex[5] = org[1] - right[1] + up[1];
+ m.vertex[6] = org[2] - right[2] + up[2];
+ m.vertex[8] = org[0] + right[0] + up[0];
+ m.vertex[9] = org[1] + right[1] + up[1];
+ m.vertex[10] = org[2] + right[2] + up[2];
+ m.vertex[12] = org[0] + right[0] - up[0];
+ m.vertex[13] = org[1] + right[1] - up[1];
+ m.vertex[14] = org[2] + right[2] - up[2];
+ tex = &particletexture[texnum];
+ m.texcoords[0][0] = tex->s1;
+ m.texcoords[0][1] = tex->t1;
+ m.texcoords[0][2] = tex->s1;
+ m.texcoords[0][3] = tex->t2;
+ m.texcoords[0][4] = tex->s2;
+ m.texcoords[0][5] = tex->t2;
+ m.texcoords[0][6] = tex->s2;
+ m.texcoords[0][7] = tex->t1;
+ cr = p->color[0] * (1.0f / 255.0f);
+ cg = p->color[1] * (1.0f / 255.0f);
+ cb = p->color[2] * (1.0f / 255.0f);
+ ca = p->alpha * (1.0f / 255.0f);
+ if (fogenabled)
+ {
+ VectorSubtract(org, r_origin, fogvec);
+ fog = exp(fogdensity/DotProduct(fogvec,fogvec));
+ ifog = 1 - fog;
+ cr = cr * ifog;
+ cg = cg * ifog;
+ cb = cb * ifog;
+ if (!additive)
+ {
+ cr += fogcolor[0] * fog;
+ cg += fogcolor[1] * fog;
+ cb += fogcolor[2] * fog;
+ }
+ }
+ m.color[0] = m.color[4] = m.color[8] = m.color[12] = cr * m.colorscale;
+ m.color[1] = m.color[5] = m.color[9] = m.color[13] = cg * m.colorscale;
+ m.color[2] = m.color[6] = m.color[10] = m.color[14] = cb * m.colorscale;
+ m.color[3] = m.color[7] = m.color[11] = m.color[15] = ca;
+ R_Mesh_Render();
+ }
+}
+
+void R_DrawParticles (void)
+{
+ int i;
+ float minparticledist;
+ particle_t *p;
+
+ // LordHavoc: early out conditions
+ if ((!cl_numparticles) || (!r_drawparticles.integer))
+ return;
+
+ c_particles += cl_numparticles;
+
+ minparticledist = DotProduct(r_origin, vpn) + 16.0f;
+
+ for (i = 0, p = particles;i < cl_numparticles;i++, p++)
+ {
+ // LordHavoc: only render if not too close
+ if (DotProduct(p->org, vpn) < minparticledist)
+ continue;
+
+ // LordHavoc: check if it's in a visible leaf
+ //if (Mod_PointInLeaf(p->org, cl.worldmodel)->visframe != r_framecount)
+ // continue;
+
+ R_MeshQueue_AddTransparent(p->org, R_DrawParticleCallback, p, 0);
+ }
+}
+
projects / xonotic / darkplaces.git / blobdiff