// Loop through all the known hulls and return the description based on the physical address.
public static bool TryGetHullByPtr(BulletShape pShape, out BSShapeHull outHull)
{
bool ret = false;
BSShapeHull foundDesc = null;
lock (Hulls)
{
foreach (BSShapeHull sh in Hulls.Values)
{
if (sh.physShapeInfo.ReferenceSame(pShape))
{
foundDesc = sh;
ret = true;
break;
}
}
}
outHull = foundDesc;
return ret;
}
public static BSShape GetReference(BSScene physicsScene, bool forceRebuild, BSPhysObject prim)
{
float lod;
System.UInt64 newHullKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
BSShapeHull retHull = null;
lock (Hulls)
{
if (Hulls.TryGetValue(newHullKey, out retHull))
{
// The mesh has already been created. Return a new reference to same.
retHull.IncrementReference();
}
else
{
retHull = new BSShapeHull(new BulletShape());
// An instance of this mesh has not been created. Build and remember same.
BulletShape newShape = retHull.CreatePhysicalHull(physicsScene, prim, newHullKey, prim.BaseShape, prim.Size, lod);
// Check to see if hull was created (might require an asset).
newShape = VerifyMeshCreated(physicsScene, newShape, prim);
if (!newShape.isNativeShape || prim.AssetFailed())
{
// If a mesh was what was created, remember the built shape for later sharing.
Hulls.Add(newHullKey, retHull);
}
retHull.physShapeInfo = newShape;
}
}
physicsScene.DetailLog("{0},BSShapeHull,getReference,hull={1},size={2},lod={3}", prim.LocalID, retHull, prim.Size, lod);
return retHull;
}
