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This commit is contained in:
Darren Ranalli 2001-01-29 23:22:17 +00:00
parent 9637ce6035
commit 6048676bd5
2 changed files with 75 additions and 32 deletions
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55
panda/src/particlesystem/particleSystem.cxx
View File

@ -54,8 +54,12 @@ ParticleSystem(int pool_size) :
_render_parent = new NamedNode("ParticleSystem default render parent");
set_emitter(new SphereSurfaceEmitter);
set_renderer(new PointParticleRenderer);
set_factory(new PointParticleFactory);
//set_factory(new PointParticleFactory);
_factory = new PointParticleFactory;
clear_physics_objects();
set_pool_size(pool_size);
}
@ -401,41 +405,33 @@ resize_pool(int size) {
} else {
// subtract elements
delta = -delta;
if (delta >= _physics_objects.size()) {
#ifdef PSDEBUG
cout << "Weird... do we have a negative pool size??" << endl;
#endif
_physics_objects.erase(_physics_objects.begin(), _physics_objects.end());
_free_particle_fifo.clear();
} else {
for (i = 0; i < delta; i++) {
int delete_index = _physics_objects.size()-1;
BaseParticle *bp = (BaseParticle *) _physics_objects[delete_index].p();
for (i = 0; i < delta; i++) {
int delete_index = _physics_objects.size()-1;
BaseParticle *bp = (BaseParticle *) _physics_objects[delete_index].p();
if (bp->get_alive()) {
if (bp->get_alive()) {
#ifdef PSDEBUG
cout << "WAS ALIVE" << endl;
cout << "WAS ALIVE" << endl;
#endif
kill_particle(delete_index);
_free_particle_fifo.pop_back();
} else {
kill_particle(delete_index);
_free_particle_fifo.pop_back();
} else {
#ifdef PSDEBUG
cout << "WAS NOT ALIVE" << endl;
#endif
deque<int>::iterator i;
i = find(_free_particle_fifo.begin(), _free_particle_fifo.end(), delete_index);
if (i != _free_particle_fifo.end()) {
_free_particle_fifo.erase(i);
}
#ifdef PSDEBUG
else {
cout << "particle not found in free FIFO!!!!!!!!" << endl;
}
cout << "WAS NOT ALIVE" << endl;
#endif
deque<int>::iterator i;
i = find(_free_particle_fifo.begin(), _free_particle_fifo.end(), delete_index);
if (i != _free_particle_fifo.end()) {
_free_particle_fifo.erase(i);
}
_physics_objects.pop_back();
#ifdef PSDEBUG
else {
cout << "particle not found in free FIFO!!!!!!!!" << endl;
}
#endif
}
_physics_objects.pop_back();
}
}
@ -523,6 +519,7 @@ update(float dt) {
#ifdef PARTICLE_SYSTEM_UPDATE_SENTRIES
cout << "particle update complete" << endl;
#endif
}
#ifdef PSSANITYCHECK

52
panda/src/testbed/test_particles.cxx
View File

@ -209,6 +209,9 @@ ParticleSystemManager ps_manager;
PT(ParticleSystem) particle_system = new ParticleSystem(PARTICLE_SYSTEM_POOL_SIZE);
static int particles_added = 0;
/*
#if defined POINT_PARTICLES
PT(PointParticleFactory) pf = new PointParticleFactory;
#elif defined ZSPIN_PARTICLES
@ -216,6 +219,14 @@ PT(ParticleSystem) particle_system = new ParticleSystem(PARTICLE_SYSTEM_POOL_SIZ
#elif defined ORIENTED_PARTICLES
PT(OrientedParticleFactory) pf = new OrientedParticleFactory;
#endif
*/
#if defined POINT_PARTICLES
PT(BaseParticleFactory) pf = new PointParticleFactory;
#elif defined ZSPIN_PARTICLES
PT(BaseParticleFactory) pf = new ZSpinParticleFactory;
#elif defined ORIENTED_PARTICLES
PT(BaseParticleFactory) pf = new OrientedParticleFactory;
#endif
#if defined GEOM_PARTICLE_RENDERER
PT(GeomParticleRenderer) pr = new GeomParticleRenderer;
@ -271,11 +282,10 @@ event_csn_update(CPT_Event) {
static void
event_add_particles(CPT_Event) {
static initialized = 0;
// guard against additional "P" presses (bad things happen)
if(initialized) return;
initialized = 1;
if(particles_added) return;
particles_added = 1;
// renderer setup
#ifdef PARTICLE_RENDERER_ALPHA_MODE
@ -364,6 +374,7 @@ event_add_particles(CPT_Event) {
#endif
// factory setup
#ifdef PARTICLE_FACTORY_LIFESPAN_BASE
pf->set_lifespan_base(PARTICLE_FACTORY_LIFESPAN_BASE);
#endif
@ -560,17 +571,52 @@ event_more_particles(CPT_Event) {
0,
};
if(!particles_added) return;
if (0 == sizes[index]) index = 0;
set_pool_size(sizes[index]);
index++;
}
static void
event_switch_particle_factory_type(CPT_Event) {
static int index = 0;
if(!particles_added) return;
cout << "Switching to a";
switch (index) {
case 0:
cout << " point";
pf = new PointParticleFactory;
particle_system->set_factory(pf);
break;
case 1:
cout << " z-spin";
pf = new ZSpinParticleFactory;
particle_system->set_factory(pf);
break;
case 2:
cout << "n oriented";
pf = new OrientedParticleFactory;
particle_system->set_factory(pf);
break;
}
cout << " particle factory" << endl;
index++;
if (index > 2) index = 0;
}
void demo_keys(EventHandler&) {
new RenderRelation( lights, dlight );
have_dlight = true;
event_handler.add_hook("p", event_add_particles);
event_handler.add_hook("m", event_more_particles);
event_handler.add_hook(",", event_switch_particle_factory_type);
}
int main(int argc, char *argv[]) {