public MeshNormals(IMesh mesh, NormalsTypes eType = NormalsTypes.Vertex_OneRingFaceAverage_AreaWeighted)
{
Mesh = mesh;
NormalType = eType;
Normals = new DVector <Vector3d>();
VertexF = Mesh.GetVertex;
}
public static Vector3d QuickCompute(DMesh3 mesh, int vid, NormalsTypes type = NormalsTypes.Vertex_OneRingFaceAverage_AreaWeighted)
{
Vector3d sum = Vector3d.Zero;
Vector3d n, c; double a;
foreach (int tid in mesh.VtxTrianglesItr(vid))
{
mesh.GetTriInfo(tid, out n, out a, out c);
sum += a * n;
}
return(sum.Normalized);
}