Function Script_SetScale

engine/gameobject/src/gameobject/gameobject_script.cpp:1055–1079

sets the scale factor of the game object instance * The scale factor is relative to the parent (if any). The global world scale factor cannot be manually set. * * [icon:attention] See manual to know how physics affected when setting scale from this function. * * @name go.set_scale * @param scale [type:n

     * ```
     */
    static int Script_SetScale(lua_State* L)
    {
        Instance* instance = ResolveInstance(L, 2);

        // Supports both vector and number
        Vector3* v = dmScript::ToVector3(L, 1);
        if (v != 0)
        {
            Vector3 scale = *v;
            if (scale.getX() <= 0.0f || scale.getY() <= 0.0f || scale.getZ() <= 0.0f)
            {
                return luaL_error(L, "Vector passed to go.set_scale contains components that are below or equal to zero");
            }
            dmGameObject::SetScale(instance, scale);
            return 0;
        }

        lua_Number n = luaL_checknumber(L, 1);
        if (n <= 0.0)
        {
            return luaL_error(L, "The scale supplied to go.set_scale must be greater than 0.");
        }
        dmGameObject::SetScale(instance, (float)n);
        return 0;
    }

    /*# sets the scale factor only for width and height (x and y) of the game object instance
     * The scale factor is relative to the parent (if any). The global world scale factor cannot be manually set.