lvl->rowstride = get_texture_image_row_stride(rmesa, mt->mesaFormat, lvl->width, mt->tilebits, mt->target);
lvl->size = get_texture_image_size(mt->mesaFormat, lvl->rowstride, height, lvl->depth, mt->tilebits);
lvl->rowstride = get_texture_image_row_stride(rmesa, mt->mesaFormat, lvl->width, mt->tilebits, mt->target);
lvl->size = get_texture_image_size(mt->mesaFormat, lvl->rowstride, height, lvl->depth, mt->tilebits);