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particle emitter bounds box fix

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take the distance particles can move over thier lifetime into account for emitter bounds.
in addition, don't zero out the y axis
This commit is contained in:
AzaezelX 2021-06-19 15:15:12 -05:00
parent 6fe51cd9c3
commit cf0c7a2d11
1 changed files with 7 additions and 3 deletions
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10
Engine/source/T3D/fx/particleEmitter.cpp
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@ -1551,9 +1551,13 @@ void ParticleEmitter::updateBBox()
for (Particle* part = part_list_head.next; part != NULL; part = part->next) for (Particle* part = part_list_head.next; part != NULL; part = part->next)
{ {
Point3F particleSize(part->size * 0.5f, 0.0f, part->size * 0.5f); for (Particle* part = part_list_head.next; part != NULL; part = part->next)
minPt.setMin( part->pos - particleSize ); {
maxPt.setMax( part->pos + particleSize ); Point3F particleSize(part->size * 0.5f);
F32 motion = getMax((part->vel.len() * part->totalLifetime / 1000.0f), 1.0f);
minPt.setMin(part->pos - particleSize - Point3F(motion));
maxPt.setMax(part->pos + particleSize + Point3F(motion));
}
} }
mObjBox = Box3F(minPt, maxPt); mObjBox = Box3F(minPt, maxPt);