Differential D2113 Diff 7141 source/blender/blenkernel/intern/particle_system.c

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Show First 20 Lines • Show All 3,487 Lines • ▼ Show 20 Lines	static void dynamics_step(ParticleSimulationData *sim, float cfra)

BLI_srandom(31415926 + (int)cfra + psys->seed);		BLI_srandom(31415926 + (int)cfra + psys->seed);
/* for now do both, boids us 'rng' */		/* for now do both, boids us 'rng' */
rng = BLI_rng_new_srandom(31415926 + (int)cfra + psys->seed);		rng = BLI_rng_new_srandom(31415926 + (int)cfra + psys->seed);

psys_update_effectors(sim);		psys_update_effectors(sim);

if (part->type != PART_HAIR)		if (part->type != PART_HAIR)
sim->colliders = get_collider_cache(sim->scene, sim->ob, NULL);		sim->colliders = get_collider_cache(sim->scene, sim->ob, part->collision_group);

/* initialize physics type specific stuff */		/* initialize physics type specific stuff */
switch (part->phystype) {		switch (part->phystype) {
case PART_PHYS_BOIDS:		case PART_PHYS_BOIDS:
{		{
ParticleTarget *pt = psys->targets.first;		ParticleTarget *pt = psys->targets.first;
bbd.sim = sim;		bbd.sim = sim;
bbd.part = part;		bbd.part = part;
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