gistfile1.js

// Approach 1 (links)
// Once the renderer finds a *MeshFaceMaterial*, it'll process the face material array

var head_material = [ new MeshBitmapUVMappingMaterial( head_bitmap ) ];
var torso_material = [ new MeshBitmapUVMappingMaterial( torso_bitmap ) ] 

mesh.material = [ new MeshFaceMaterial(), new MeshColorStrokeMaterial( 0xff0000 ) ];

mesh.faces[ 0 ].material = head_material;
mesh.faces[ 1 ].material = head_material;
mesh.faces[ 2 ].material = head_material;

mesh.faces[ 3 ].material = torso_material;
mesh.faces[ 4 ].material = torso_material;
mesh.faces[ 5 ].material = torso_material;


// Approach 2 (indices)
// This is current solution in alteredq branch 
// ColorStroke material will be automagically applied to the whole mesh
// for other FaceColor / Color / BitmapUV materials you need to set decalIndex property

mesh.material = [ new MeshBitmapUVMappingMaterial( head_bitmap ), new MeshBitmapUVMappingMaterial( torso_bitmap ), new MeshColorStrokeMaterial( 0xff0000 ),  new MeshBitmapUVMappingMaterial( decal_bitmap ) ];

mesh.material[3].decalIndex = 1; // decal will go to head

// torso
mesh.faces[ 0 ].material = 0;
mesh.faces[ 1 ].material = 0;
mesh.faces[ 2 ].material = 0;

// head
mesh.faces[ 3 ].material = 1;
mesh.faces[ 4 ].material = 1;
mesh.faces[ 5 ].material = 1;