DWORD* pdwAdj = new DWORD[3 * pInputMesh->GetNumFaces()];
DWORD* pdwPtRep = new DWORD[pInputMesh->GetNumVertices()];
hr = pInputMesh->GenerateAdjacency( ADJACENCY_EPSILON, pdwAdj );
pInputMesh->ConvertAdjacencyToPointReps( pdwAdj, pdwPtRep );
Doc doesn't explain well.
Please shed light on it for me!