public IEnumerator Generate()
{
m_Empty = true;
m_ActiveParticleCount = 0;
distanceConstraintsData = null;
bendConstraintsData = null;
skinConstraintsData = null;
tetherConstraintsData = null;
bendTwistConstraintsData = null;
stretchShearConstraintsData = null;
shapeMatchingConstraintsData = null;
aerodynamicConstraintsData = null;
chainConstraintsData = null;
volumeConstraintsData = null;
points = null;
edges = null;
triangles = null;
IEnumerator g = Initialize();
while (g.MoveNext())
{
yield return(g.Current);
}
RecalculateBounds();
m_Empty = false;
m_InitialActiveParticleCount = m_ActiveParticleCount;
foreach (IObiConstraints constraints in GetConstraints())
{
for (int i = 0; i < constraints.GetBatchCount(); ++i)
{
constraints.GetBatch(i).initialActiveConstraintCount = constraints.GetBatch(i).activeConstraintCount;
}
}
#if UNITY_EDITOR
EditorUtility.SetDirty(this);
#endif
if (OnBlueprintGenerate != null)
{
OnBlueprintGenerate(this);
}
}
protected virtual IEnumerator CreateShapeMatchingConstraints(List <Vector3> particles)
{
//Create shape matching clusters:
shapeMatchingConstraintsData = new ObiShapeMatchingConstraintsData();
List <int> indices = new List <int>();
List <int> particleIndices = new List <int>();
List <int> constraintIndices = new List <int>();
for (int i = 0; i < particles.Count; ++i)
{
constraintIndices.Add(particleIndices.Count);
particleIndices.Add(i);
for (int j = 0; j < particles.Count; ++j)
{
if (i != j && Vector3.Distance(particles[j], particles[i]) < softClusterRadius)
{
particleIndices.Add(j);
}
}
if (i % 500 == 0)
{
yield return(new CoroutineJob.ProgressInfo("ObiSoftbody: generating shape matching constraints...", i / (float)particles.Count));
}
}
constraintIndices.Add(particleIndices.Count);
// pass a copy of the particleIndices array, as we need to preserve particle order (first particle in each constraint is the center particle)
int[] constraintColors = GraphColoring.Colorize(particleIndices.ToArray(), constraintIndices.ToArray());
for (int i = 0; i < constraintColors.Length; ++i)
{
int color = constraintColors[i];
int cIndex = constraintIndices[i];
// Add a new batch if needed:
if (color >= shapeMatchingConstraintsData.GetBatchCount())
{
shapeMatchingConstraintsData.AddBatch(new ObiShapeMatchingConstraintsBatch());
}
int amount = constraintIndices[i + 1] - cIndex;
int[] clusterIndices = new int[amount];
for (int j = 0; j < amount; ++j)
{
clusterIndices[j] = particleIndices[cIndex + j];
}
shapeMatchingConstraintsData.batches[color].AddConstraint(clusterIndices, false);
}
// Set initial amount of active constraints:
for (int i = 0; i < shapeMatchingConstraintsData.batches.Count; ++i)
{
shapeMatchingConstraintsData.batches[i].activeConstraintCount = shapeMatchingConstraintsData.batches[i].constraintCount;
}
}
public ObiShapeMatchingConstraintsData(ObiActor actor = null, ObiShapeMatchingConstraintsData source = null) : base(actor, source)
{
}
public ObiShapeMatchingConstraintsBatch(ObiShapeMatchingConstraintsData constraints = null, ObiShapeMatchingConstraintsBatch source = null) : base(source)
{
m_Constraints = constraints;
}
public ObiShapeMatchingConstraintsBatch(ObiShapeMatchingConstraintsData constraints = null) : base()
{
}
