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"die 0" case for particles/beams fix

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@361 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
TimeServ 2004-10-21 01:01:10 +00:00
parent 11dc6c828c
commit fc20b7cb95
3 changed files with 82 additions and 17 deletions
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4
engine/client/cl_tent.c
View file

@ -1743,10 +1743,8 @@ void CL_UpdateBeams (void)
}
*/
// if (part_type[rt_lightning1].loaded)
{
R_RocketTrail(b->start, b->end, rt_lightning1, NULL);
if (!R_RocketTrail(b->start, b->end, rt_lightning1, NULL))
continue;
}
// add new entities for the lightning
VectorCopy (b->start, org);

93
engine/client/r_part.c
View file

@ -1513,7 +1513,10 @@ int R_RunParticleEffectType (vec3_t org, vec3_t dir, float count, int typenum)
p->die = ptype->randdie*frandom();
p->scale = ptype->scale+ptype->randscale*frandom();
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
if (ptype->die)
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
else
p->alpha = ptype->alpha;
p->color = 0;
p->nextemit = particletime + ptype->emitstart - p->die;
@ -1587,7 +1590,10 @@ int R_RunParticleEffectType (vec3_t org, vec3_t dir, float count, int typenum)
p->die = ptype->randdie*frandom();
p->scale = ptype->scale+ptype->randscale*frandom();
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
if (ptype->die)
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
else
p->alpha = ptype->alpha;
p->color = 0;
p->nextemit = particletime + ptype->emitstart - p->die;
@ -1680,7 +1686,10 @@ int R_RunParticleEffectType (vec3_t org, vec3_t dir, float count, int typenum)
p->die = ptype->randdie*frandom();
p->scale = ptype->scale+ptype->randscale*frandom();
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
if (ptype->die)
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
else
p->alpha = ptype->alpha;
p->color = 0;
p->nextemit = particletime + ptype->emitstart - p->die;
@ -1772,7 +1781,10 @@ int R_RunParticleEffectType (vec3_t org, vec3_t dir, float count, int typenum)
p->die = ptype->randdie*frandom();
p->scale = ptype->scale+ptype->randscale*frandom();
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
if (ptype->die)
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
else
p->alpha = ptype->alpha;
p->color = 0;
p->nextemit = particletime + ptype->emitstart - p->die;
@ -2043,12 +2055,10 @@ void MakeNormalVectors (vec3_t forward, vec3_t right, vec3_t up)
void CLQ2_RailTrail (vec3_t start, vec3_t end)
{
trailstate_t ts;
memset(&ts, 0, sizeof(ts));
R_RocketTrail(start, end, rt_railtrail, &ts);
R_RocketTrail(start, end, rt_railtrail, NULL);
}
void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
int R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
{
vec3_t vec, right, up;
float len;
@ -2064,7 +2074,7 @@ void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
float stop;
if (!ptype->loaded)
return;
return 1;
if (ptype->assoc>=0)
{
@ -2077,7 +2087,10 @@ void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
}
else
R_RocketTrail(vec, end, ptype->assoc, NULL);
}
}
else if (!ptype->die)
ts = NULL;
step = 1/ptype->count;
if (step < 0.01)
@ -2113,7 +2126,6 @@ void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
// len = (len - (int)len)*step;
// VectorMA (start, -len, vec, start);
b = bfirst = NULL;
while (len < stop)
@ -2157,7 +2169,10 @@ void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
p->die = ptype->randdie*frandom();
p->scale = ptype->scale+ptype->randscale*frandom();
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
if (ptype->die)
p->alpha = ptype->alpha-p->die*(ptype->alpha/ptype->die)*ptype->alphachange;
else
p->alpha = ptype->alpha;
p->color = 0;
if (ptype->spawnmode == SM_TRACER)
@ -2313,7 +2328,8 @@ void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *ts)
}
}
return; //distance the trail actually moved.
return 0;
}
void R_TorchEffect (vec3_t pos, int type)
@ -2884,6 +2900,57 @@ void DrawParticleTypes (void texturedparticles(particle_t *,part_type_t*), void
if (!kill_first) // branch here is probably faster than list traversal later
kill_first = p;
}
if (type->beams)
{
b = type->beams;
}
while ((b=type->beams) && (b->flags & BS_DEAD))
{
type->beams = b->next;
b->next = free_beams;
free_beams = b;
}
while (b)
{
if (!(b->flags & BS_NODRAW))
{
// no BS_NODRAW implies b->next != NULL
// BS_NODRAW should imply b->next == NULL or b->next->flags & BS_DEAD
VectorCopy(b->next->p->org, stop);
VectorCopy(b->p->org, oldorg);
VectorSubtract(stop, oldorg, b->next->dir);
VectorNormalize(b->next->dir);
VectorAdd(stop, oldorg, stop);
VectorScale(stop, 0.5, stop);
if (*type->texname)
RQ_AddDistReorder((void*)beamparticlest, b, type, stop);
else
RQ_AddDistReorder((void*)beamparticlesut, b, type, stop);
}
// clean up dead entries ahead of current
for ( ;; )
{
bkill = b->next;
if (bkill && (bkill->flags & BS_DEAD))
{
b->next = bkill->next;
bkill->next = free_beams;
free_beams = bkill;
continue;
}
break;
}
b->flags |= BS_DEAD;
b = b->next;
}
continue;
}

2
engine/client/render.h
View file

@ -196,7 +196,7 @@ typedef struct {
float lastdist;
struct beamseg_s *lastbeam; // last beam point
} trailstate_t;
void R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *oldpoint);
int R_RocketTrail (vec3_t start, vec3_t end, int type, trailstate_t *oldpoint);
int R_RunParticleEffectType(vec3_t org, vec3_t dir, float count, int type);
void R_RunParticleEffect2 (vec3_t org, vec3_t dmin, vec3_t dmax, int color, int effect, int count);
void R_RunParticleEffect3 (vec3_t org, vec3_t box, int color, int effect, int count);