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Make particle effects not mess with stuff they shouldn't. Also fix an

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improperly declared variable.
This commit is contained in:
Ragnvald Maartmann-Moe IV 2003-10-22 22:21:39 +00:00
parent 7ef80d1da2
commit 1269241612
1 changed files with 114 additions and 97 deletions
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211
libs/video/renderer/gl/gl_dyn_part.c
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@ -514,16 +514,17 @@ R_TeleportSplash_QF (const vec3_t org)
}
static void
R_RocketTrail_QF (entity_t *ent)
R_RocketTrail_QF (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
vec3_t vec;
vec3_t old_origin, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
pscale = 1.5 + qfrandom (1.5);
@ -533,7 +534,7 @@ R_RocketTrail_QF (entity_t *ent)
dist = (pscale + pscalenext) * 3.0;
percent = len * origlen;
particle_new (pt_smoke, part_tex_smoke, ent->old_origin,
particle_new (pt_smoke, part_tex_smoke, old_origin,
pscale + percent * 4.0, vec3_origin,
r_realtime + 2.0 - percent * 2.0,
12 + (rand () & 3),
@ -541,22 +542,23 @@ R_RocketTrail_QF (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorMultAdd (ent->old_origin, len, vec, ent->old_origin);
VectorMultAdd (old_origin, len, vec, old_origin);
pscale = pscalenext;
}
}
static void
R_GrenadeTrail_QF (entity_t *ent)
R_GrenadeTrail_QF (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
vec3_t vec;
vec3_t old_origin, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
pscale = 6.0 + qfrandom (7.0);
@ -566,7 +568,7 @@ R_GrenadeTrail_QF (entity_t *ent)
dist = (pscale + pscalenext) * 2.0;
percent = len * origlen;
particle_new (pt_smoke, part_tex_smoke, ent->old_origin,
particle_new (pt_smoke, part_tex_smoke, old_origin,
pscale + percent * 4.0, vec3_origin,
r_realtime + 2.0 - percent * 2.0,
1 + (rand () & 3),
@ -574,23 +576,24 @@ R_GrenadeTrail_QF (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorMultAdd (ent->old_origin, len, vec, ent->old_origin);
VectorMultAdd (old_origin, len, vec, old_origin);
pscale = pscalenext;
}
}
static void
R_BloodTrail_QF (entity_t *ent)
R_BloodTrail_QF (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
int j;
vec3_t vec, porg, pvel;
vec3_t old_origin, porg, pvel, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
pscale = 5.0 + qfrandom (10.0);
@ -601,7 +604,7 @@ R_BloodTrail_QF (entity_t *ent)
for (j = 0; j < 3; j++) {
pvel[j] = qfrandom (24.0) - 12.0;
porg[j] = ent->old_origin[j] + qfrandom (3.0) - 1.5;
porg[j] = old_origin[j] + qfrandom (3.0) - 1.5;
}
percent = len * origlen;
@ -613,23 +616,24 @@ R_BloodTrail_QF (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorMultAdd (ent->old_origin, len, vec, ent->old_origin);
VectorMultAdd (old_origin, len, vec, old_origin);
pscale = pscalenext;
}
}
static void
R_SlightBloodTrail_QF (entity_t *ent)
R_SlightBloodTrail_QF (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
int j;
vec3_t vec, porg, pvel;
vec3_t old_origin, porg, pvel, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
pscale = 1.5 + qfrandom (7.5);
@ -640,7 +644,7 @@ R_SlightBloodTrail_QF (entity_t *ent)
for (j = 0; j < 3; j++) {
pvel[j] = (qfrandom (12.0) - 6.0);
porg[j] = ent->old_origin[j] + qfrandom (3.0) - 1.5;
porg[j] = old_origin[j] + qfrandom (3.0) - 1.5;
}
percent = len * origlen;
@ -652,23 +656,24 @@ R_SlightBloodTrail_QF (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorMultAdd (ent->old_origin, len, vec, ent->old_origin);
VectorMultAdd (old_origin, len, vec, old_origin);
pscale = pscalenext;
}
}
static void
R_WizTrail_QF (entity_t *ent)
R_WizTrail_QF (const entity_t *ent)
{
float maxlen, origlen, percent;
float dist = 3.0, len = 0.0;
static int tracercount;
vec3_t subtract, vec, pvel;
vec3_t old_origin, pvel, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
VectorScale (vec, maxlen - dist, subtract);
@ -686,29 +691,30 @@ R_WizTrail_QF (entity_t *ent)
}
pvel[2] = 0.0;
particle_new (pt_flame, part_tex_smoke, ent->old_origin,
particle_new (pt_flame, part_tex_smoke, old_origin,
2.0 + qfrandom (1.0) - percent * 2.0, pvel,
r_realtime + 0.5 - percent * 0.5, 52 + (rand () & 4),
1.0 - percent * 0.125, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_FlameTrail_QF (entity_t *ent)
R_FlameTrail_QF (const entity_t *ent)
{
float maxlen, origlen, percent;
float dist = 3.0, len = 0.0;
static int tracercount;
vec3_t subtract, vec, pvel;
vec3_t old_origin, pvel, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
VectorScale (vec, maxlen - dist, subtract);
@ -726,29 +732,30 @@ R_FlameTrail_QF (entity_t *ent)
}
pvel[2] = 0.0;
particle_new (pt_flame, part_tex_smoke, ent->old_origin,
particle_new (pt_flame, part_tex_smoke, old_origin,
2.0 + qfrandom (1.0) - percent * 2.0, pvel,
r_realtime + 0.5 - percent * 0.5, 234,
1.0 - percent * 0.125, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_VoorTrail_QF (entity_t *ent)
R_VoorTrail_QF (const entity_t *ent)
{
float maxlen, origlen, percent;
float dist = 3.0, len = 0.0;
int j;
vec3_t subtract, vec, porg;
vec3_t subtract, old_origin, porg, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
VectorScale (vec, maxlen - dist, subtract);
@ -757,7 +764,7 @@ R_VoorTrail_QF (entity_t *ent)
percent = len * origlen;
for (j = 0; j < 3; j++)
porg[j] = ent->old_origin[j] + qfrandom (16.0) - 8.0;
porg[j] = old_origin[j] + qfrandom (16.0) - 8.0;
particle_new (pt_static, part_tex_dot, porg, 1.0 + qfrandom (1.0),
vec3_origin, r_realtime + 0.3 - percent * 0.3,
@ -765,22 +772,23 @@ R_VoorTrail_QF (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_GlowTrail_QF (entity_t *ent, int glow_color)
R_GlowTrail_QF (const entity_t *ent, int glow_color)
{
float maxlen, origlen, percent;
float dist = 3.0, len = 0.0;
int rnd;
vec3_t org, subtract, vec;
vec3_t old_origin, org, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
VectorScale (vec, (maxlen - dist), subtract);
@ -789,16 +797,16 @@ R_GlowTrail_QF (entity_t *ent, int glow_color)
percent = len * origlen;
rnd = rand ();
org[0] = ent->old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = ent->old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = ent->old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
org[0] = old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
particle_new (pt_smoke, part_tex_dot, org, 1.0, vec3_origin,
r_realtime + 2.0 - percent * 0.2, glow_color, 1.0, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
@ -853,16 +861,17 @@ R_TeleportSplash_EE (const vec3_t org)
}
static void
R_RocketTrail_EE (entity_t *ent)
R_RocketTrail_EE (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
vec3_t subtract, vec;
vec3_t old_origin, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
pscale = 1.5 + qfrandom (1.5);
@ -872,7 +881,7 @@ R_RocketTrail_EE (entity_t *ent)
dist = (pscale + pscalenext) * 3.0;
percent = len * origlen;
particle_new (pt_smoke, part_tex_smoke, ent->old_origin,
particle_new (pt_smoke, part_tex_smoke, old_origin,
pscale + percent * 4.0, vec3_origin,
r_realtime + 2.0 - percent * 2.0,
rand () & 255,
@ -881,21 +890,22 @@ R_RocketTrail_EE (entity_t *ent)
break;
len += dist;
VectorScale (vec, len, subtract);
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
pscale = pscalenext;
}
}
static void
R_GrenadeTrail_EE (entity_t *ent)
R_GrenadeTrail_EE (const entity_t *ent)
{
float dist, maxlen, origlen, percent, pscale, pscalenext;
float len = 0.0;
vec3_t subtract, vec;
vec3_t old_origin, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, ent->old_origin, vec);
maxlen = VectorNormalize (vec);
origlen = r_frametime / maxlen;
@ -906,7 +916,7 @@ R_GrenadeTrail_EE (entity_t *ent)
dist = (pscale + pscalenext) * 2.0;
percent = len * origlen;
particle_new (pt_smoke, part_tex_smoke, ent->old_origin,
particle_new (pt_smoke, part_tex_smoke, old_origin,
pscale + percent * 4.0, vec3_origin,
r_realtime + 2.0 - percent * 2.0,
rand () & 255,
@ -915,7 +925,7 @@ R_GrenadeTrail_EE (entity_t *ent)
break;
len += dist;
VectorScale (vec, len, subtract);
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
pscale = pscalenext;
}
}
@ -1117,7 +1127,7 @@ R_TeleportSplash_ID (const vec3_t org)
}
static void
R_DarkFieldParticles_ID (entity_t *ent)
R_DarkFieldParticles_ID (const entity_t *ent)
{
int i, j, k, l = 64;
unsigned int rnd;
@ -1158,9 +1168,9 @@ R_DarkFieldParticles_ID (entity_t *ent)
static vec3_t avelocities[NUMVERTEXNORMALS];
static void
R_EntityParticles_ID (entity_t *ent)
R_EntityParticles_ID (const entity_t *ent)
{
int i, j;
int i, j = NUMVERTEXNORMALS;
float angle, sp, sy, cp, cy; // cr, sr
float beamlength = 16.0, dist = 64.0;
vec3_t forward, porg;
@ -1204,25 +1214,26 @@ R_EntityParticles_ID (entity_t *ent)
}
static void
R_RocketTrail_ID (entity_t *ent)
R_RocketTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
int ramp, rnd;
vec3_t org, subtract, vec;
vec3_t old_origin, org, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, ent->old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, (maxlen - dist), subtract);
while (len < maxlen) {
rnd = rand ();
org[0] = ent->old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = ent->old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = ent->old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
org[0] = old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
ramp = rnd & 3;
particle_new (pt_fire, part_tex_dot, org, 1.0, vec3_origin,
@ -1230,30 +1241,31 @@ R_RocketTrail_ID (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_GrenadeTrail_ID (entity_t *ent)
R_GrenadeTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
unsigned int ramp, rnd;
vec3_t org, subtract, vec;
vec3_t old_origin, org, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, ent->old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
while (len < maxlen) {
rnd = rand ();
org[0] = ent->old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = ent->old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = ent->old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
org[0] = old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
org[1] = old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
org[2] = old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
ramp = (rnd & 3) + 2;
particle_new (pt_fire, part_tex_dot, org, 1.0, vec3_origin,
@ -1261,82 +1273,85 @@ R_GrenadeTrail_ID (entity_t *ent)
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_BloodTrail_ID (entity_t *ent)
R_BloodTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
unsigned int rnd;
vec3_t subtract, vec, porg;
vec3_t old_origin, subtract, vec, porg;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
while (len < maxlen) {
rnd = rand ();
porg[0] = ent->old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
porg[1] = ent->old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
porg[2] = ent->old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
porg[0] = old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
porg[1] = old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
porg[2] = old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
particle_new (pt_grav, part_tex_dot, porg, 1.0, vec3_origin,
r_realtime + 2.0, 67 + (rnd & 3), 1.0, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_SlightBloodTrail_ID (entity_t *ent)
R_SlightBloodTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 6.0, len = 0.0;
unsigned int rnd;
vec3_t subtract, vec, porg;
vec3_t old_origin, porg, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
while (len < maxlen) {
rnd = rand ();
porg[0] = ent->old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
porg[1] = ent->old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
porg[2] = ent->old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
porg[0] = old_origin[0] + ((rnd >> 12) & 7) * (5.0/7.0) - 2.5;
porg[1] = old_origin[1] + ((rnd >> 9) & 7) * (5.0/7.0) - 2.5;
porg[2] = old_origin[2] + ((rnd >> 6) & 7) * (5.0/7.0) - 2.5;
particle_new (pt_grav, part_tex_dot, porg, 1.0, vec3_origin,
r_realtime + 1.5, 67 + (rnd & 3), 1.0, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_WizTrail_ID (entity_t *ent)
R_WizTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
static int tracercount;
vec3_t subtract, vec, pvel;
vec3_t old_origin, pvel, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
@ -1351,28 +1366,29 @@ R_WizTrail_ID (entity_t *ent)
}
pvel[2] = 0.0;
particle_new (pt_static, part_tex_dot, ent->old_origin, 1.0, pvel,
particle_new (pt_static, part_tex_dot, old_origin, 1.0, pvel,
r_realtime + 0.5, 52 + ((tracercount & 4) << 1), 1.0,
0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_FlameTrail_ID (entity_t *ent)
R_FlameTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
static int tracercount;
vec3_t subtract, vec, pvel;
vec3_t old_origin, pvel, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
@ -1387,43 +1403,44 @@ R_FlameTrail_ID (entity_t *ent)
}
pvel[2] = 0.0;
particle_new (pt_static, part_tex_dot, ent->old_origin, 1.0, pvel,
particle_new (pt_static, part_tex_dot, old_origin, 1.0, pvel,
r_realtime + 0.5, 230 + ((tracercount & 4) << 1), 1.0,
0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}
static void
R_VoorTrail_ID (entity_t *ent)
R_VoorTrail_ID (const entity_t *ent)
{
float maxlen;
float dist = 3.0, len = 0.0;
unsigned int rnd;
vec3_t subtract, vec, porg;
vec3_t old_origin, porg, subtract, vec;
if (numparticles >= r_maxparticles)
return;
VectorSubtract (ent->origin, ent->old_origin, vec);
VectorCopy (ent->old_origin, old_origin);
VectorSubtract (ent->origin, old_origin, vec);
maxlen = VectorNormalize (vec);
VectorScale (vec, maxlen - dist, subtract);
while (len < maxlen) {
rnd = rand ();
porg[0] = ent->old_origin[0] + ((rnd >> 3) & 15) - 7.5;
porg[1] = ent->old_origin[1] + ((rnd >> 7) & 15) - 7.5;
porg[2] = ent->old_origin[2] + ((rnd >> 11) & 15) - 7.5;
porg[0] = old_origin[0] + ((rnd >> 3) & 15) - 7.5;
porg[1] = old_origin[1] + ((rnd >> 7) & 15) - 7.5;
porg[2] = old_origin[2] + ((rnd >> 11) & 15) - 7.5;
particle_new (pt_static, part_tex_dot, porg, 1.0, vec3_origin,
r_realtime + 0.3, 9 * 16 + 8 + (rnd & 3), 1.0, 0.0);
if (numparticles >= r_maxparticles)
break;
len += dist;
VectorAdd (ent->old_origin, subtract, ent->old_origin);
VectorAdd (old_origin, subtract, old_origin);
}
}