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Support negative fadestep for particles

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RaveYard 2024-02-27 03:01:37 +01:00 • committed by Christoph Oelckers
commit 205d4b5ff3
2 changed files with 4 additions and 4 deletions
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5
src/playsim/p_effect.cpp
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@ -306,10 +306,9 @@ void P_ThinkParticles (FLevelLocals *Level)
continue;
}
auto oldtrans = particle->alpha;
particle->alpha -= particle->fadestep;
particle->size += particle->sizestep;
if (particle->alpha <= 0 || oldtrans < particle->alpha || --particle->ttl <= 0 || (particle->size <= 0))
if (particle->alpha <= 0 || --particle->ttl <= 0 || (particle->size <= 0))
{ // The particle has expired, so free it
*particle = {};
if (prev)
@ -375,7 +374,7 @@ void P_SpawnParticle(FLevelLocals *Level, const DVector3 &pos, const DVector3 &v
particle->Acc = FVector3(accel);
particle->color = ParticleColor(color);
particle->alpha = float(startalpha);
if (fadestep < 0) particle->fadestep = FADEFROMTTL(lifetime);
if (fadestep <= -1.0) particle->fadestep = FADEFROMTTL(lifetime);
else particle->fadestep = float(fadestep);
particle->ttl = lifetime;
particle->size = size;