// Loop through all the known hulls and return the description based on the physical address.
public static bool TryGetGImpactByPtr(BulletShape pShape, out BSShapeGImpact outHull)
{
bool ret = false;
BSShapeGImpact foundDesc = null;
lock (GImpacts)
{
foreach (BSShapeGImpact sh in GImpacts.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 newMeshKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
physicsScene.DetailLog("{0},BSShapeGImpact,getReference,newKey={1},size={2},lod={3}",
prim.LocalID, newMeshKey.ToString("X"), prim.Size, lod);
BSShapeGImpact retGImpact = null;
lock (GImpacts)
{
if (GImpacts.TryGetValue(newMeshKey, out retGImpact))
{
// The mesh has already been created. Return a new reference to same.
retGImpact.IncrementReference();
}
else
{
retGImpact = new BSShapeGImpact(new BulletShape());
BulletShape newShape = retGImpact.CreatePhysicalGImpact(physicsScene, prim, newMeshKey, prim.BaseShape, prim.Size, lod);
// Check to see if mesh was created (might require an asset).
newShape = VerifyMeshCreated(physicsScene, newShape, prim);
newShape.shapeKey = newMeshKey;
if (!newShape.isNativeShape
|| prim.PrimAssetState == BSPhysObject.PrimAssetCondition.FailedMeshing
|| prim.PrimAssetState == BSPhysObject.PrimAssetCondition.FailedAssetFetch)
{
// If a mesh was what was created, remember the built shape for later sharing.
// Also note that if meshing failed we put it in the mesh list as there is nothing
// else to do about the mesh.
GImpacts.Add(newMeshKey, retGImpact);
}
retGImpact.physShapeInfo = newShape;
}
}
return retGImpact;
}