unsigned int *dest = wire_idxarr;
if(ibo_valid) {
// we're dealing with an indexed mesh
const unsigned int *idxarr = ((const Mesh*)this)->get_index_data();
unsigned int *dest = wire_idxarr;
if(ibo_valid) {
// we're dealing with an indexed mesh
const unsigned int *idxarr = ((const Mesh*)this)->get_index_data();