Function Physics_SetGroup

engine/gamesys/src/gamesys/scripts/script_physics.cpp:1204–1219

change the group of a collision object * * Updates the group property of a collision object to the specified * string value. The group name should exist i.e. have been used in * a collision object in the editor. * * @name physics.set_group * @param url [type:string|hash|url] the collision object affected. * @param group [type:string] the new group name to be

     * ```
     */
    static int Physics_SetGroup(lua_State* L)
    {
        DM_LUA_STACK_CHECK(L, 0);

        dmGameObject::HCollection collection = dmGameObject::GetCollection(CheckGoInstance(L));
        CollisionComponent* comp = 0x0;
        CollisionWorld* comp_world = 0x0;
        GetCollisionObject(L, 1, collection, &comp, &comp_world);
        dmhash_t group_id = dmScript::CheckHashOrString(L, 2);

        if (! dmGameSystem::SetCollisionGroup(comp_world, comp, group_id)) {
            return luaL_error(L, "Collision group not registered: %s.", dmHashReverseSafe64(group_id));
        }

        return 0;
    }

    /*# returns the group of a collision object
     *