- (void)setupCocos3D {

    static int a = 0;
    if(a == 0) {

        [[CCDirector sharedDirector] setOpenGLView:openGLView];


        ((ViewInterface*)[ViewInterface sharedViewInterface]).currentScene = [testScene scene];


        // Create the customized CC3Layer that supports 3D rendering.
        CC3Layer* cc3Layer = [HelloWorldLayer node];

        // Create the customized 3D scene and attach it to the layer.
        // Could also just create this inside the customer layer.


        cc3Layer.cc3Scene =  ((ViewInterface*)[ViewInterface sharedViewInterface]).currentScene;

        // Assign to a generic variable so we can uncomment options below to play with the capabilities
        CC3ControllableLayer* mainLayer = cc3Layer;

        mainLayer.contentSize = CGSizeMake(2048, 1320);

        [CCDirector sharedDirector].animationInterval = (1.0f / kAnimationFrameRate);
        [CCDirector sharedDirector].displayStats = YES;
        [[CCDirector sharedDirector] enableRetinaDisplay: YES];

        ((ViewInterface*)[ViewInterface sharedViewInterface]).mainLayer = mainLayer;

        [[CCDirector sharedDirector] runWithScene:((ViewInterface*)[ViewInterface sharedViewInterface]).mainLayer];
        a++;
    }
    else {
        [[CCDirector sharedDirector] replaceScene:((ViewInterface*)[ViewInterface sharedViewInterface]).mainLayer];
        [[CCDirector sharedDirector] startAnimation];
    }