/// <summary>
/// Gets the mesh from a gameobject.
/// If no mesh is assigned to the mesh filter a new mesh will be created and assigned.
/// If the mesh assigned to the mesh filter is shared, it will be automatically duplicated and the instantiated mesh will be returned.
/// By using mesh property you can modify the mesh for a single object only. The other objects that used the same mesh will not be modified.
/// [url]http://docs.unity3d.com/Documentation/ScriptReference/MeshFilter-mesh.html[/url]
/// </summary>
/// <returns>
/// The mesh or null when no meshfilter available.
/// Returns the instantiated Mesh assigned to the mesh filter.
/// </returns>
/// <param name='g1'>
/// The game object
/// </param>
static public Mesh GetMesh(this GameObject g1)
{
MeshFilter mf = g1.GetComponent <MeshFilter>();
return(mf.GetMesh());
}