internal void RefreshHull(MeshCollider collider)
{
_boundingMode = _parent.boundingMode;
var unique = new HashSet <Vector3>();
var vertices = collider.sharedMesh.vertices;
for (int i = 0; i < vertices.Length; i++)
{
if (!unique.Contains(vertices[i]))
{
unique.Add(vertices[i]);
}
}
bool velocityEnabled = _parent.isVelocityEnabled;
if (_boundingMode == Bounding.FixedHull)
{
velocityEnabled = false;
//Create the temporary hull to get the hull vertices
var tmpHull = new ConvexHull(unique.Count, false);
int idx = 0;
foreach (var v in unique)
{
tmpHull[idx++] = v;
}
tmpHull.CalculateHull();
//Filter away vertices very close to each other
unique = new HashSet <Vector3>(new Vector3EqualityComparer(_verticeClosenessThreshold));
for (int i = 0; i < tmpHull.hullPointsCount; i++)
{
if (!unique.Contains(tmpHull[i]))
{
unique.Add(tmpHull[i]);
}
}
}
//Create the actual hulls etc.
_vertices = new Vector3[unique.Count];
unique.CopyTo(_vertices);
EnsurePaddingBuffer();
_actualBounds = new ConvexHull(_vertices.Length, velocityEnabled);
_oldBounds = new ConvexHull(_vertices.Length, velocityEnabled);
if (_boundingMode == Bounding.FixedHull)
{
_actualBounds.hullPointsCount = _vertices.Length;
}
}
