axmol/tests/cpp-tests/Classes/NodeTest/NodeTest.cpp

/****************************************************************************
 Copyright (c) 2012 cocos2d-x.org
 Copyright (c) 2013-2014 Chukong Technologies Inc.

 http://www.cocos2d-x.org

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
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 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 ****************************************************************************/

#include "NodeTest.h"
#include "../testResource.h"

enum 
{
    kTagSprite1 = 1,
    kTagSprite2 = 2,
    kTagSprite3 = 3,
    kTagSlider,
};


Layer* nextCocosNodeAction();
Layer* backCocosNodeAction();
Layer* restartCocosNodeAction();

//------------------------------------------------------------------
//
// TestCocosNodeDemo
//
//------------------------------------------------------------------

static int sceneIdx = -1; 


static std::function<Layer*()> createFunctions[] =
{
    CL(CameraTest1),
    CL(CameraTest2),
    CL(CameraCenterTest),
    CL(Test2),
    CL(Test4),
    CL(Test5),
    CL(Test6),
    CL(StressTest1),
    CL(StressTest2),
    CL(NodeToWorld),
    CL(NodeToWorld3D),
    CL(SchedulerTest1),
    CL(CameraOrbitTest),
    //Camera has been removed from CCNode
    //todo add new feature to support it
    //CL(CameraZoomTest),
    CL(ConvertToNode),
    CL(NodeOpaqueTest),
    CL(NodeNonOpaqueTest),
    CL(NodeGlobalZValueTest),
};

#define MAX_LAYER    (sizeof(createFunctions) / sizeof(createFunctions[0]))

Layer* nextCocosNodeAction()
{
    sceneIdx++;
    sceneIdx = sceneIdx % MAX_LAYER;

    return createFunctions[sceneIdx]();
}

Layer* backCocosNodeAction()
{
    sceneIdx--;
    int total = MAX_LAYER;
    if( sceneIdx < 0 )
        sceneIdx += total;    
    
    return createFunctions[sceneIdx]();
}

Layer* restartCocosNodeAction()
{
    return createFunctions[sceneIdx]();
} 


TestCocosNodeDemo::TestCocosNodeDemo(void)
{
}

TestCocosNodeDemo::~TestCocosNodeDemo(void)
{
}

std::string TestCocosNodeDemo::title() const
{
    return "No title";
}

std::string TestCocosNodeDemo::subtitle() const
{
    return "";
}

void TestCocosNodeDemo::onEnter()
{
    BaseTest::onEnter();
}

void TestCocosNodeDemo::restartCallback(Ref* sender)
{
    auto s = new CocosNodeTestScene();//CCScene::create();
    s->addChild(restartCocosNodeAction()); 

    Director::getInstance()->replaceScene(s);
    s->release();
}

void TestCocosNodeDemo::nextCallback(Ref* sender)
{
    auto s = new CocosNodeTestScene();//CCScene::create();
    s->addChild( nextCocosNodeAction() );
    Director::getInstance()->replaceScene(s);
    s->release();
}

void TestCocosNodeDemo::backCallback(Ref* sender)
{
    auto s = new CocosNodeTestScene();//CCScene::create();
    s->addChild( backCocosNodeAction() );
    Director::getInstance()->replaceScene(s);
    s->release();
} 


//------------------------------------------------------------------
//
// Test2
//
//------------------------------------------------------------------
void Test2::onEnter()
{
    TestCocosNodeDemo::onEnter();

    auto s = Director::getInstance()->getWinSize();
    
    auto sp1 = Sprite::create(s_pathSister1);
    auto sp2 = Sprite::create(s_pathSister2);
    auto sp3 = Sprite::create(s_pathSister1);
    auto sp4 = Sprite::create(s_pathSister2);
    
    sp1->setPosition(Point(100, s.height /2 ));
    sp2->setPosition(Point(380, s.height /2 ));
    addChild(sp1);
    addChild(sp2);
    
    sp3->setScale(0.25f);
    sp4->setScale(0.25f);
    
    sp1->addChild(sp3);
    sp2->addChild(sp4);
    
    auto a1 = RotateBy::create(2, 360);
    auto a2 = ScaleBy::create(2, 2);
    
    auto action1 = RepeatForever::create( Sequence::create(a1, a2, a2->reverse(), NULL) );
    auto action2 = RepeatForever::create( Sequence::create(
																	a1->clone(),
																	a2->clone(),
																	a2->reverse(),
																	NULL)
												);
    
    sp2->setAnchorPoint(Point(0,0));
    
    sp1->runAction(action1);
    sp2->runAction(action2);
}

std::string Test2::subtitle() const
{
    return "anchorPoint and children";
}


//------------------------------------------------------------------
//
// Test4
//
//------------------------------------------------------------------
#define SID_DELAY2        1
#define SID_DELAY4        2

Test4::Test4()
{
    auto sp1 = Sprite::create(s_pathSister1);
    auto sp2 = Sprite::create(s_pathSister2);
    
    sp1->setPosition( Point(100,160) );
    sp2->setPosition( Point(380,160) );
    
    addChild(sp1, 0, 2);
    addChild(sp2, 0, 3);
    
    schedule( schedule_selector(Test4::delay2), 2.0f); 
    schedule( schedule_selector(Test4::delay4), 4.0f); 
}

void Test4::delay2(float dt)
{
    auto node = static_cast<Sprite*>(getChildByTag(2));
    auto action1 = RotateBy::create(1, 360);
    node->runAction(action1);
}

void Test4::delay4(float dt)
{
    unschedule(schedule_selector(Test4::delay4)); 
    removeChildByTag(3, false);
}

std::string Test4::subtitle() const
{
    return "tags";
}


//------------------------------------------------------------------
//
// Test5
//
//------------------------------------------------------------------
Test5::Test5()
{
    auto sp1 = Sprite::create(s_pathSister1);
    auto sp2 = Sprite::create(s_pathSister2);
    
    sp1->setPosition(Point(100,160));
    sp2->setPosition(Point(380,160));

    auto rot = RotateBy::create(2, 360);
    auto rot_back = rot->reverse();
    auto forever = RepeatForever::create(Sequence::create(rot, rot_back, NULL));
    auto forever2 = forever->clone();
    forever->setTag(101);
    forever2->setTag(102);
                                                  
    addChild(sp1, 0, kTagSprite1);
    addChild(sp2, 0, kTagSprite2);
            
    sp1->runAction(forever);
    sp2->runAction(forever2);
    
    schedule( schedule_selector(Test5::addAndRemove), 2.0f);
}

void Test5::addAndRemove(float dt)
{
    auto sp1 = getChildByTag(kTagSprite1);
    auto sp2 = getChildByTag(kTagSprite2);

    sp1->retain();
    sp2->retain();
    
    removeChild(sp1, false);
    removeChild(sp2, true);
    
    addChild(sp1, 0, kTagSprite1);
    addChild(sp2, 0, kTagSprite2);
    
    sp1->release();
    sp2->release();
}

std::string Test5::subtitle() const
{
    return "remove and cleanup";
}

//------------------------------------------------------------------
//
// Test6
//
//------------------------------------------------------------------
Test6::Test6()
{
    auto sp1 = Sprite::create(s_pathSister1);
    auto sp11 = Sprite::create(s_pathSister1);

    auto sp2 = Sprite::create(s_pathSister2);
    auto sp21 = Sprite::create(s_pathSister2);
        
    sp1->setPosition(Point(100,160));
    sp2->setPosition(Point(380,160));
        
    auto rot = RotateBy::create(2, 360);
    auto rot_back = rot->reverse();
    auto forever1 = RepeatForever::create(Sequence::create(rot, rot_back, NULL));
    auto forever11 = forever1->clone();

    auto forever2 = forever1->clone();
    auto forever21 = forever1->clone();
    
    addChild(sp1, 0, kTagSprite1);
    sp1->addChild(sp11);
    addChild(sp2, 0, kTagSprite2);
    sp2->addChild(sp21);
    
    sp1->runAction(forever1);
    sp11->runAction(forever11);
    sp2->runAction(forever2);
    sp21->runAction(forever21);
    
    schedule( schedule_selector(Test6::addAndRemove), 2.0f);
}

void Test6::addAndRemove(float dt)
{
    auto sp1 = getChildByTag(kTagSprite1);
    auto sp2 = getChildByTag(kTagSprite2);

    sp1->retain();
    sp2->retain();
    
    removeChild(sp1, false);
    removeChild(sp2, true);
    
    addChild(sp1, 0, kTagSprite1);
    addChild(sp2, 0, kTagSprite2);
    
    sp1->release();
    sp2->release();

}

std::string Test6::subtitle() const
{
    return "remove/cleanup with children";
}

//------------------------------------------------------------------
//
// StressTest1
//
//------------------------------------------------------------------
StressTest1::StressTest1()
{
    auto s = Director::getInstance()->getWinSize();

    auto sp1 = Sprite::create(s_pathSister1);
    addChild(sp1, 0, kTagSprite1);
    
    sp1->setPosition( Point(s.width/2, s.height/2) );        

    schedule( schedule_selector(StressTest1::shouldNotCrash), 1.0f);
}

void StressTest1::shouldNotCrash(float dt)
{
    unschedule(schedule_selector(StressTest1::shouldNotCrash));

    auto s = Director::getInstance()->getWinSize();

    // if the node has timers, it crashes
    auto explosion = ParticleSun::create();
    explosion->setTexture(Director::getInstance()->getTextureCache()->addImage("Images/fire.png"));
    
    // if it doesn't, it works Ok.
//    auto explosion = [Sprite create:@"grossinis_sister2.png");

    explosion->setPosition( Point(s.width/2, s.height/2) );
    
    runAction( Sequence::create(
                            RotateBy::create(2, 360),
                            CallFuncN::create(CC_CALLBACK_1(StressTest1::removeMe, this)),
                            NULL) );
    
    addChild(explosion);
}

// remove
void StressTest1::removeMe(Node* node)
{    
    getParent()->removeChild(node, true);
    nextCallback(this);
}


std::string StressTest1::subtitle() const
{
    return "stress test #1: no crashes";
}

//------------------------------------------------------------------
//
// StressTest2
//
//------------------------------------------------------------------
StressTest2::StressTest2()
{
    auto s = Director::getInstance()->getWinSize();
    
    auto sublayer = Layer::create();
    
    auto sp1 = Sprite::create(s_pathSister1);
    sp1->setPosition( Point(80, s.height/2) );
    
    auto move = MoveBy::create(3, Point(350,0));
    auto move_ease_inout3 = EaseInOut::create(move->clone(), 2.0f);
    auto move_ease_inout_back3 = move_ease_inout3->reverse();
    auto seq3 = Sequence::create( move_ease_inout3, move_ease_inout_back3, NULL);
    sp1->runAction( RepeatForever::create(seq3) );
    sublayer->addChild(sp1, 1);

    auto fire = ParticleFire::create();
    fire->setTexture(Director::getInstance()->getTextureCache()->addImage("Images/fire.png"));
    fire->setPosition( Point(80, s.height/2-50) );
    
    auto copy_seq3 = seq3->clone();
    
    fire->runAction( RepeatForever::create(copy_seq3) );
    sublayer->addChild(fire, 2);
            
    schedule(schedule_selector(StressTest2::shouldNotLeak), 6.0f);
    
    addChild(sublayer, 0, kTagSprite1);
}

void StressTest2::shouldNotLeak(float dt)
{
    unschedule( schedule_selector(StressTest2::shouldNotLeak) );
    auto sublayer = static_cast<Layer*>( getChildByTag(kTagSprite1) );
    sublayer->removeAllChildrenWithCleanup(true); 
}

std::string StressTest2::subtitle() const
{
    return "stress test #2: no leaks";
}


//------------------------------------------------------------------
//
// SchedulerTest1
//
//------------------------------------------------------------------
SchedulerTest1::SchedulerTest1()
{
    auto layer = Layer::create();
    //CCLOG("retain count after init is %d", layer->getReferenceCount());                // 1
    
    addChild(layer, 0);
    //CCLOG("retain count after addChild is %d", layer->getReferenceCount());      // 2
    
    layer->schedule( schedule_selector(SchedulerTest1::doSomething) );
    //CCLOG("retain count after schedule is %d", layer->getReferenceCount());      // 3 : (object-c viersion), but win32 version is still 2, because Timer class don't save target.
    
    layer->unschedule(schedule_selector(SchedulerTest1::doSomething));
    //CCLOG("retain count after unschedule is %d", layer->getReferenceCount());        // STILL 3!  (win32 is '2')
}

void SchedulerTest1::doSomething(float dt)
{

}

std::string SchedulerTest1::subtitle() const
{
    return "cocosnode scheduler test #1";
}

//------------------------------------------------------------------
//
// NodeToWorld
//
//------------------------------------------------------------------
NodeToWorld::NodeToWorld()
{
    //
    // This code tests that nodeToParent works OK:
    //  - It tests different anchor Points
    //  - It tests different children anchor points

    auto back = Sprite::create(s_back3);
    addChild( back, -10);
    back->setAnchorPoint( Point(0,0) );
    auto backSize = back->getContentSize();
    
    auto item = MenuItemImage::create(s_PlayNormal, s_PlaySelect);
    auto menu = Menu::create(item, NULL);
    menu->alignItemsVertically();
    menu->setPosition( Point(backSize.width/2, backSize.height/2));
    back->addChild(menu);
    
    auto rot = RotateBy::create(5, 360);
    auto fe = RepeatForever::create( rot);
    item->runAction( fe );
    
    auto move = MoveBy::create(3, Point(200,0));
    auto move_back = move->reverse();
    auto seq = Sequence::create( move, move_back, NULL);
    auto fe2 = RepeatForever::create(seq);
    back->runAction(fe2);
}

std::string NodeToWorld::subtitle() const
{
    return "nodeToParent transform";
}

//------------------------------------------------------------------
//
// NodeToWorld3D
//
//------------------------------------------------------------------
NodeToWorld3D::NodeToWorld3D()
{
    //
    // This code tests that nodeToParent works OK:
    //  - It tests different anchor Points
    //  - It tests different children anchor points

    Size s = Director::getInstance()->getWinSize();
    auto parent = Node::create();
    parent->setContentSize(s);
    parent->setAnchorPoint(Point(0.5, 0.5));
    parent->setPosition(s.width/2, s.height/2);
    this->addChild(parent);

    auto back = Sprite::create(s_back3);
    parent->addChild( back, -10);
    back->setAnchorPoint( Point(0,0) );
    auto backSize = back->getContentSize();

    auto item = MenuItemImage::create(s_PlayNormal, s_PlaySelect);
    auto menu = Menu::create(item, NULL);
    menu->alignItemsVertically();
    menu->setPosition( Point(backSize.width/2, backSize.height/2));
    back->addChild(menu);

    auto rot = RotateBy::create(5, 360);
    auto fe = RepeatForever::create( rot);
    item->runAction( fe );

    auto move = MoveBy::create(3, Point(200,0));
    auto move_back = move->reverse();
    auto seq = Sequence::create( move, move_back, NULL);
    auto fe2 = RepeatForever::create(seq);
    back->runAction(fe2);

    auto orbit = OrbitCamera::create(10, 0, 1, 0, 360, 0, 90);
    parent->runAction(orbit);
}

std::string NodeToWorld3D::subtitle() const
{
    return "nodeToParent transform in 3D";
}


//------------------------------------------------------------------
//
// CameraOrbitTest
//
//------------------------------------------------------------------
void CameraOrbitTest::onEnter()
{
    TestCocosNodeDemo::onEnter();
    Director::getInstance()->setProjection(Director::Projection::_3D);
}

void CameraOrbitTest::onExit()
{
    Director::getInstance()->setProjection(Director::Projection::_2D);
    TestCocosNodeDemo::onExit();
}

CameraOrbitTest::CameraOrbitTest()
{
    auto s = Director::getInstance()->getWinSize();

    auto p = Sprite::create(s_back3);
    addChild( p, 0);
    p->setPosition( Point(s.width/2, s.height/2) );
    p->setOpacity( 128 );
    
    Sprite* sprite;
    OrbitCamera* orbit;
    Size ss;

    // LEFT
    s = p->getContentSize();
    sprite = Sprite::create(s_pathGrossini);
    sprite->setScale(0.5f);
    p->addChild(sprite, 0);        
    sprite->setPosition( Point(s.width/4*1, s.height/2) );
    orbit = OrbitCamera::create(2, 1, 0, 0, 360, 0, 0);
    sprite->runAction( RepeatForever::create( orbit ) );
    
    // CENTER
    sprite = Sprite::create(s_pathGrossini);
    sprite->setScale( 1.0f );
    p->addChild(sprite, 0);        
    sprite->setPosition( Point(s.width/4*2, s.height/2) );
    orbit = OrbitCamera::create(2, 1, 0, 0, 360, 45, 0);
    sprite->runAction( RepeatForever::create( orbit ) );
    
    
    // RIGHT
    sprite = Sprite::create(s_pathGrossini);
    sprite->setScale( 2.0f );
    p->addChild(sprite, 0);        
    sprite->setPosition( Point(s.width/4*3, s.height/2) );
    ss = sprite->getContentSize();        
    orbit = OrbitCamera::create(2, 1, 0, 0, 360, 90, -45),
    sprite->runAction( RepeatForever::create(orbit) );
            
    
    // PARENT
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 90);
    p->runAction( RepeatForever::create( orbit ) );

    setScale( 1 );
}

std::string CameraOrbitTest::subtitle() const
{
    return "Camera Orbit test";
}

//------------------------------------------------------------------
//
// CameraZoomTest
//
//------------------------------------------------------------------

void CameraZoomTest::onEnter()
{
    TestCocosNodeDemo::onEnter();
    
    Director::getInstance()->setProjection(Director::Projection::_3D);
}

void CameraZoomTest::onExit()
{
    Director::getInstance()->setProjection(Director::Projection::_2D);
    TestCocosNodeDemo::onExit();
}

CameraZoomTest::CameraZoomTest()
{
    auto s = Director::getInstance()->getWinSize();
    
    Sprite *sprite;
//    Camera *cam;
    
    // LEFT
    sprite = Sprite::create(s_pathGrossini);
    addChild( sprite, 0);        
    sprite->setPosition( Point(s.width/4*1, s.height/2) );
//    cam = sprite->getCamera();
//    cam->setEye(0, 0, 415/2);
//    cam->setCenter(0, 0, 0);

    // CENTER
    sprite = Sprite::create(s_pathGrossini);
    addChild( sprite, 0, 40);
    sprite->setPosition(Point(s.width/4*2, s.height/2));
    
    // RIGHT
    sprite = Sprite::create(s_pathGrossini);
    addChild( sprite, 0, 20);
    sprite->setPosition(Point(s.width/4*3, s.height/2));

    _z = 0;
    scheduleUpdate();
}

void CameraZoomTest::update(float dt)
{
    Node *sprite;
//    Camera *cam;

    _z += dt * 100;
    
    sprite = getChildByTag(20);
//    cam = sprite->getCamera();
//    cam->setEye(0, 0, _z);

    sprite = getChildByTag(40);
//    cam = sprite->getCamera();
//    cam->setEye(0, 0, -_z);    
}

std::string CameraZoomTest::subtitle() const
{
    return "Camera Zoom test";
}

//------------------------------------------------------------------
//
// CameraCenterTest
//
//------------------------------------------------------------------
CameraCenterTest::CameraCenterTest()
{
    auto s = Director::getInstance()->getWinSize();
            
    Sprite *sprite;
    OrbitCamera *orbit;
    
    // LEFT-TOP
    sprite = Sprite::create("Images/white-512x512.png");
    addChild( sprite, 0);
    sprite->setPosition(Point(s.width/5*1, s.height/5*1));
    sprite->setColor(Color3B::RED);
    sprite->setTextureRect(Rect(0, 0, 120, 50));
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 0);
    sprite->runAction(RepeatForever::create( orbit ));
//        [sprite setAnchorPoint: Point(0,1));

    
    
    // LEFT-BOTTOM
    sprite = Sprite::create("Images/white-512x512.png");
    addChild( sprite, 0, 40);
    sprite->setPosition(Point(s.width/5*1, s.height/5*4));
    sprite->setColor(Color3B::BLUE);
    sprite->setTextureRect(Rect(0, 0, 120, 50));
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 0);
    sprite->runAction(RepeatForever::create( orbit ));


    // RIGHT-TOP
    sprite = Sprite::create("Images/white-512x512.png");
    addChild( sprite, 0);    
    sprite->setPosition(Point(s.width/5*4, s.height/5*1));
    sprite->setColor(Color3B::YELLOW);
    sprite->setTextureRect(Rect(0, 0, 120, 50));
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 0);
    sprite->runAction(RepeatForever::create( orbit) );

    
    // RIGHT-BOTTOM
    sprite = Sprite::create("Images/white-512x512.png");
    addChild( sprite, 0, 40);
    sprite->setPosition(Point(s.width/5*4, s.height/5*4));
    sprite->setColor(Color3B::GREEN);
    sprite->setTextureRect(Rect(0, 0, 120, 50));
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 0);
    sprite->runAction( RepeatForever::create( orbit ) );

    // CENTER
    sprite = Sprite::create("Images/white-512x512.png");
    addChild( sprite, 0, 40);
    sprite->setPosition(Point(s.width/2, s.height/2));
    sprite->setColor(Color3B::WHITE);
    sprite->setTextureRect(Rect(0, 0, 120, 50));
    orbit = OrbitCamera::create(10, 1, 0, 0, 360, 0, 0);
    sprite->runAction(RepeatForever::create( orbit ) );
}

std::string CameraCenterTest::title() const
{
    return "Camera Center test";
}

std::string CameraCenterTest::subtitle() const
{
    return "Sprites should rotate at the same speed";
}

//------------------------------------------------------------------
//
// ConvertToNode
//
//------------------------------------------------------------------
ConvertToNode::ConvertToNode()
{
    auto listener = EventListenerTouchAllAtOnce::create();
    listener->onTouchesEnded = CC_CALLBACK_2(ConvertToNode::onTouchesEnded, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
    
    auto s = Director::getInstance()->getWinSize();

    auto rotate = RotateBy::create(10, 360);
    auto action = RepeatForever::create(rotate);
    for(int i = 0; i < 3; i++)
    {
        auto sprite = Sprite::create("Images/grossini.png");
        sprite->setPosition(Point( s.width/4*(i+1), s.height/2));

        auto point = Sprite::create("Images/r1.png");
        point->setScale(0.25f);
        point->setPosition(sprite->getPosition());
        addChild(point, 10, 100 + i);

        switch(i)
        {
        case 0:
            sprite->setAnchorPoint(Point::ZERO);
            break;
        case 1:
            sprite->setAnchorPoint(Point(0.5f, 0.5f));
            break;
        case 2:
            sprite->setAnchorPoint(Point(1,1));
            break;
        }

        point->setPosition(sprite->getPosition());

        sprite->runAction( action->clone() );
        addChild(sprite, i);
    }
}

void ConvertToNode::onTouchesEnded(const std::vector<Touch*>& touches, Event *event)
{
    for( auto& touch : touches)
    {
        auto location = touch->getLocation();

        for( int i = 0; i < 3; i++)
        {
            auto node = getChildByTag(100+i);
            Point p1, p2;

            p1 = node->convertToNodeSpaceAR(location);
            p2 = node->convertToNodeSpace(location);

            CCLOG("AR: x=%.2f, y=%.2f -- Not AR: x=%.2f, y=%.2f", p1.x, p1.y, p2.x, p2.y);
        }
    }    
}

std::string ConvertToNode::title() const
{
    return "Convert To Node Space";
}

std::string ConvertToNode::subtitle() const
{
    return "testing convertToNodeSpace / AR. Touch and see console";
}

/// NodeOpaqueTest

NodeOpaqueTest::NodeOpaqueTest()
{
    Sprite *background = NULL;

    for (int i = 0; i < 50; i++)
    {
        background = Sprite::create("Images/background1.png");
        background->setBlendFunc( BlendFunc::ALPHA_PREMULTIPLIED );
        background->setAnchorPoint(Point::ZERO);
        addChild(background);
    }
}

std::string NodeOpaqueTest::title() const
{
    return "Node Opaque Test";
}

std::string NodeOpaqueTest::subtitle() const
{
    return "Node rendered with GL_BLEND disabled";
}

/// NodeNonOpaqueTest

NodeNonOpaqueTest::NodeNonOpaqueTest()
{
    Sprite *background = NULL;

    for (int i = 0; i < 50; i++)
    {
        background = Sprite::create("Images/background1.jpg");
        background->setBlendFunc(BlendFunc::DISABLE);
        background->setAnchorPoint(Point::ZERO);
        addChild(background);
    }
}

std::string NodeNonOpaqueTest::title() const
{
    return "Node Non Opaque Test";
}

std::string NodeNonOpaqueTest::subtitle() const
{
    return "Node rendered with GL_BLEND enabled";
}

/// NodeGlobalZValueTest

NodeGlobalZValueTest::NodeGlobalZValueTest()
{
    Size s = Director::getInstance()->getWinSize();
    for (int i = 0; i < 9; i++)
    {
        Sprite *sprite;
        auto parent = Node::create();
        if(i==4) {
            sprite = Sprite::create("Images/grossinis_sister2.png");
            _sprite = sprite;
            _sprite->setGlobalZOrder(-1);
        }
        else
            sprite = Sprite::create("Images/grossinis_sister1.png");

        parent->addChild(sprite);
        this->addChild(parent);

        float w = sprite->getContentSize().width;
        sprite->setPosition(s.width/2 - w*0.7*(i-5), s.height/2);
    }

    this->scheduleUpdate();
}

void NodeGlobalZValueTest::update(float dt)
{
    static float accum = 0;

    accum += dt;
    if( accum > 1) {
        float z = _sprite->getGlobalZOrder();
        _sprite->setGlobalZOrder(-z);
        accum = 0;
    }
}

std::string NodeGlobalZValueTest::title() const
{
    return "Global Z Value";
}

std::string NodeGlobalZValueTest::subtitle() const
{
    return "Center Sprite should change go from foreground to background";
}


//
// MySprite: Used by CameraTest1 and CameraTest2
//
class MySprite : public Sprite
{
public:
    static MySprite* create(const std::string &spritefilename)
    {
        auto sprite = new MySprite;
        sprite->initWithFile(spritefilename);
        sprite->autorelease();

        auto shader = CCShaderCache::getInstance()->getProgram(GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR);
        sprite->setShaderProgram(shader);
        return sprite;
    }
    virtual void draw(Renderer *renderer, const kmMat4 &transform, bool transformUpdated) override;
    void onDraw(const kmMat4 &transform, bool transformUpdated);

protected:
    CustomCommand _customCommand;

};

void MySprite::draw(Renderer *renderer, const kmMat4 &transform, bool transformUpdated)
{
    _customCommand.init(_globalZOrder);
    _customCommand.func = CC_CALLBACK_0(MySprite::onDraw, this, transform, transformUpdated);
    renderer->addCommand(&_customCommand);
}

void MySprite::onDraw(const kmMat4 &transform, bool transformUpdated)
{
    getShaderProgram()->use();
    getShaderProgram()->setUniformsForBuiltins(transform);

    GL::blendFunc( _blendFunc.src, _blendFunc.dst );

    GL::bindTexture2D( _texture->getName() );
    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POS_COLOR_TEX );

    #define kQuadSize sizeof(_quad.bl)
    size_t offset = (size_t)&_quad;

    // vertex
    int diff = offsetof( V3F_C4B_T2F, vertices);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 3, GL_FLOAT, GL_FALSE, kQuadSize, (void*) (offset + diff));

    // texCoods
    diff = offsetof( V3F_C4B_T2F, texCoords);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_TEX_COORDS, 2, GL_FLOAT, GL_FALSE, kQuadSize, (void*)(offset + diff));

    // color
    diff = offsetof( V3F_C4B_T2F, colors);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, kQuadSize, (void*)(offset + diff));

    glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);

    CHECK_GL_ERROR_DEBUG();
    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,4);
}
//------------------------------------------------------------------
//
// CameraTest1
//
//------------------------------------------------------------------

void CameraTest1::onEnter()
{
    TestCocosNodeDemo::onEnter();
    Director::getInstance()->setProjection(Director::Projection::_3D);
    Director::getInstance()->setDepthTest(true);
}

void CameraTest1::onExit()
{
    Director::getInstance()->setProjection(Director::Projection::_2D);
    TestCocosNodeDemo::onExit();
}

CameraTest1::CameraTest1()
{
    auto s = Director::getInstance()->getWinSize();

    _sprite1 = MySprite::create(s_back3);
    addChild( _sprite1 );
    _sprite1->setPosition( Point(1*s.width/4, s.height/2) );
    _sprite1->setScale(0.5);

    _sprite2 = Sprite::create(s_back3);
    addChild( _sprite2 );
    _sprite2->setPosition( Point(3*s.width/4, s.height/2) );
    _sprite2->setScale(0.5);

    auto camera = OrbitCamera::create(10, 0, 1, 0, 360, 0, 0);
    _sprite1->runAction( camera );
    _sprite2->runAction( camera->clone() );
}

std::string CameraTest1::title() const
{
    return "Camera Test 1";
}

std::string CameraTest1::subtitle() const
{
    return "Both images should rotate with a 3D effect";
}
//------------------------------------------------------------------
//
// CameraTest2
//
//------------------------------------------------------------------
void CameraTest2::onEnter()
{
    TestCocosNodeDemo::onEnter();
    Director::getInstance()->setProjection(Director::Projection::_3D);
    Director::getInstance()->setDepthTest(true);
}

void CameraTest2::onExit()
{
    Director::getInstance()->setProjection(Director::Projection::_2D);
    TestCocosNodeDemo::onExit();
}

CameraTest2::CameraTest2()
{
    auto s = Director::getInstance()->getWinSize();

    _sprite1 = MySprite::create(s_back3);
    addChild( _sprite1 );
    _sprite1->setPosition( Point(1*s.width/4, s.height/2) );
    _sprite1->setScale(0.5);

    _sprite2 = Sprite::create(s_back3);
    addChild( _sprite2 );
    _sprite2->setPosition( Point(3*s.width/4, s.height/2) );
    _sprite2->setScale(0.5);

    kmVec3 eye, center, up;

    kmVec3Fill(&eye, 150, 0, 200);
    kmVec3Fill(&center, 0, 0, 0);
    kmVec3Fill(&up, 0, 1, 0);

    kmMat4 lookupMatrix;
    kmMat4LookAt(&lookupMatrix, &eye, &center, &up);

    _sprite1->setAdditionalTransform(&lookupMatrix);
    _sprite2->setAdditionalTransform(&lookupMatrix);

}

std::string CameraTest2::title() const
{
    return "Camera Test 2";
}

std::string CameraTest2::subtitle() const
{
    return "Both images should look the same";
}

///
/// main
///
void CocosNodeTestScene::runThisTest()
{
    auto layer = nextCocosNodeAction();
    addChild(layer);

    Director::getInstance()->replaceScene(this);
}