Result = CreateVertexTrack(#Mesh, Animation$, Index)Description
Creates a new vertex animation track on the specified mesh. The animation should be already be created with CreateVertexAnimation(), or be predefined in the mesh. Every track have the same length, as defined in CreateVertexAnimation().
#Mesh The mesh to use to create the new animation track. Animation$ The animation name. This name is case-sensitive. The animation should be already be created with CreateVertexAnimation(). Index The new index of the track. Index should starts from zero.
Returns nonzero if the animation track has been successfully created.