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enhanced particle system that allows particle reflection

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This commit is contained in:
Bryce Hutchings 2002-08-21 03:53:09 +00:00
parent 687c28d3df
commit a6ebc0613b
1 changed files with 7 additions and 6 deletions
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13
reaction/cgame/cg_marks.c
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@ -5,6 +5,9 @@
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// //
// $Log$ // $Log$
// Revision 1.14 2002/08/21 03:53:09 niceass
// enhanced particle system that allows particle reflection
//
// Revision 1.13 2002/08/21 03:45:36 niceass // Revision 1.13 2002/08/21 03:45:36 niceass
// enhanced particle system that supports bouncing // enhanced particle system that supports bouncing
// //
@ -351,6 +354,7 @@ typedef struct particle_s {
float reflectdistance; float reflectdistance;
vec3_t reflectnormal; vec3_t reflectnormal;
float mtime; float mtime;
float epsilon;
} cparticle_t; } cparticle_t;
typedef enum { typedef enum {
@ -1064,10 +1068,8 @@ void CG_AddParticles(void)
cparticle_t *active, *tail; cparticle_t *active, *tail;
int type; int type;
vec3_t rotate_ang; vec3_t rotate_ang;
trace_t tr; trace_t tr;
vec3_t dist, end; vec3_t dist, end;
float dot;
if (!initparticles) if (!initparticles)
CG_ClearParticles(); CG_ClearParticles();
@ -1184,6 +1186,7 @@ void CG_AddParticles(void)
VectorSubtract(org, p->org, dist); VectorSubtract(org, p->org, dist);
// reflection stuff
if ( VectorLength( dist ) > p->reflectdistance - 15 && p->reflectdistance ) { if ( VectorLength( dist ) > p->reflectdistance - 15 && p->reflectdistance ) {
float length; float length;
length = VectorLength(p->vel); length = VectorLength(p->vel);
@ -1195,10 +1198,7 @@ void CG_AddParticles(void)
VectorNormalize(p->vel); VectorNormalize(p->vel);
VectorScale(p->vel, length, p->vel); VectorScale(p->vel, length, p->vel);
//dot = DotProduct(p->vel, p->reflectnormal); PM_ClipVelocity(p->vel, p->reflectnormal, p->vel, p->epsilon);
//VectorMA(p->vel, -2 * dot, p->reflectnormal, p->vel);
PM_ClipVelocity(p->vel, p->reflectnormal, p->vel, 1.2);
VectorCopy(org, p->org); VectorCopy(org, p->org);
VectorMA(org, 300, p->vel, end); VectorMA(org, 300, p->vel, end);
@ -2314,6 +2314,7 @@ void CG_ParticleSteam(vec3_t org, vec3_t vel, int duration, float alpha, float s
active_particles = p; active_particles = p;
p->time = cg.time; p->time = cg.time;
p->mtime = cg.time; p->mtime = cg.time;
p->epsilon = 1.2f;
p->endtime = cg.time + duration; p->endtime = cg.time + duration;
p->startfade = cg.time; p->startfade = cg.time;