// Loop through all the known meshes and return the description based on the physical address.
public static bool TryGetMeshByPtr(BulletShape pShape, out BSShapeMesh outMesh)
{
bool ret = false;
BSShapeMesh foundDesc = null;
lock (Meshes)
{
foreach (BSShapeMesh sm in Meshes.Values)
{
if (sm.physShapeInfo.ReferenceSame(pShape))
{
foundDesc = sm;
ret = true;
break;
}
}
}
outMesh = foundDesc;
return ret;
}
public static BSShape GetReference(BSScene physicsScene, bool forceRebuild, BSPhysObject prim)
{
float lod;
UInt64 newMeshKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
BSShapeMesh retMesh;
lock (Meshes)
{
if (Meshes.TryGetValue(newMeshKey, out retMesh))
{
// The mesh has already been created. Return a new reference to same.
retMesh.IncrementReference();
}
else
{
retMesh = new BSShapeMesh(new BulletShape());
// An instance of this mesh has not been created. Build and remember same.
BulletShape newShape = retMesh.CreatePhysicalMesh(physicsScene, prim, newMeshKey, prim.BaseShape,
prim.Size, lod);
// Check to see if mesh 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.
// Also note that if meshing failed we put it in the mesh list as there is nothing else to do about the mesh.
Meshes.Add(newMeshKey, retMesh);
}
retMesh.physShapeInfo = newShape;
}
}
physicsScene.DetailLog("{0},BSShapeMesh,getReference,mesh={1},size={2},lod={3}", prim.LocalID, retMesh,
prim.Size, lod);
return retMesh;
}
