public override IObiConstraintsBatch Clone()
{
var clone = new ObiDistanceConstraintsBatch(this);
clone.particleIndices.ResizeUninitialized(particleIndices.count);
clone.restLengths.ResizeUninitialized(restLengths.count);
clone.stiffnesses.ResizeUninitialized(stiffnesses.count);
clone.particleIndices.CopyFrom(particleIndices);
clone.restLengths.CopyFrom(restLengths);
clone.stiffnesses.CopyFrom(stiffnesses);
return(clone);
}
protected virtual IEnumerator CreateDistanceConstraints()
{
distanceConstraintsData = new ObiDistanceConstraintsData();
// Add two batches: for even and odd constraints:
distanceConstraintsData.AddBatch(new ObiDistanceConstraintsBatch());
distanceConstraintsData.AddBatch(new ObiDistanceConstraintsBatch());
for (int i = 0; i < totalParticles - 1; i++)
{
var batch = distanceConstraintsData.batches[i % 2] as ObiDistanceConstraintsBatch;
if (i < m_ActiveParticleCount - 1)
{
Vector2Int indices = new Vector2Int(i, i + 1);
restLengths[i] = Vector3.Distance(positions[indices.x], positions[indices.y]);
batch.AddConstraint(indices, restLengths[i]);
batch.activeConstraintCount++;
}
else
{
restLengths[i] = m_InterParticleDistance;
batch.AddConstraint(Vector2Int.zero, 0);
}
if (i % 500 == 0)
{
yield return(new CoroutineJob.ProgressInfo("ObiRope: generating structural constraints...", i / (float)(totalParticles - 1)));
}
}
// if the path is closed, add the last, loop closing constraint to a new batch to avoid sharing particles.
if (path.Closed)
{
var loopClosingBatch = new ObiDistanceConstraintsBatch();
distanceConstraintsData.AddBatch(loopClosingBatch);
Vector2Int indices = new Vector2Int(m_ActiveParticleCount - 1, 0);
restLengths[m_ActiveParticleCount - 2] = Vector3.Distance(positions[indices.x], positions[indices.y]);
loopClosingBatch.AddConstraint(indices, restLengths[m_ActiveParticleCount - 2]);
loopClosingBatch.activeConstraintCount++;
}
}
public ObiDistanceConstraintsBatch(ObiDistanceConstraintsBatch source = null) : base(source)
{
}
public ObiDistanceConstraintsBatch(ObiDistanceConstraintsData constraints = null, ObiDistanceConstraintsBatch source = null) : base(source)
{
m_Constraints = constraints;
}
