static public VFXExpression BuildRandom(VFXSeedMode seedMode, bool constant, RandId randId, VFXExpression seed = null)
{
if (seedMode == VFXSeedMode.PerParticleStrip || constant)
{
if (seed == null)
{
throw new ArgumentNullException("seed");
}
return(FixedRandom(seed, seedMode));
}
return(new VFXExpressionRandom(seedMode == VFXSeedMode.PerParticle, randId));
}
static VFXExpression RandomFromVector2(VFXExpression input, RandId randId)
{
return(VFXOperatorUtility.Lerp(input.x, input.y, new VFXExpressionRandom(false, randId)));
}
public VFXExpressionRandom(bool perElement, RandId id) : base(perElement ? VFXExpression.Flags.PerElement : VFXExpression.Flags.None)
{
m_Id = id;
}
