triangulate_select_into_one_massive_objectfile.py

import bpy

scene = bpy.context.scene

file_name = 'massive.tkg'
file_location = '/home/zeffii/Desktop/sw/'
with open(file_location + file_name, 'w') as ofile:

    array_contenders = []

    for obj in bpy.context.selected_objects:
        scene.objects.active = obj
        bpy.ops.object.mode_set(mode='EDIT', toggle=False)
        bpy.ops.mesh.select_all(action='SELECT')
        bpy.ops.mesh.quads_convert_to_tris(quad_method='BEAUTY', ngon_method='BEAUTY')
        bpy.ops.object.mode_set(mode='OBJECT', toggle=False)

        # verts
        objname = obj.name.replace('.', '_')
        array_contenders.append(objname)
        
        ofile.write('var %s = {\n' % objname)
        ofile.write('  verts: [')
        verts = obj.data.vertices
        for v in verts[:-1]:
            ofile.write("%.4f, %.4f, %.4f, " % v.co[:])
        ofile.write("%.4f, %.4f, %.4f],\n" % verts[-1].co[:])        

        # faces
        ofile.write('  faces: [')
        polygons = obj.data.polygons
        for face in polygons[:-1]:
            ofile.write('%i, %i, %i, ' % face.vertices[:])
        ofile.write('%i, %i, %i],\n' % polygons[-1].vertices[:])

        # edges    
        edges_subset = [e for e in obj.data.edges if e.crease == 1.0]
        ofile.write('  edges: [')
        for edge in edges_subset[:-1]:
            ofile.write('%i, %i, ' % edge.vertices[:])
        ofile.write('%i, %i]\n' % edges_subset[-1].vertices[:])


        ofile.write('};\n')

    ofile.write('var master_array = [')
    for o in array_contenders:
        ofile.write(o + ',')
    ofile.write(']\n')