背景和头像缺失

cocos2d/tests/cpp-tests/Classes/ParallaxTest/ParallaxTest.cpp

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+#include "ParallaxTest.h"
+#include "../testResource.h"
+
+USING_NS_CC;
+
+enum 
+{
+    kTagNode,
+    kTagGrossini,
+};
+
+ParallaxTests::ParallaxTests()
+{
+    ADD_TEST_CASE(Parallax1);
+    ADD_TEST_CASE(Parallax2);
+    ADD_TEST_CASE(Issue2572);
+}
+
+//------------------------------------------------------------------
+//
+// Parallax1
+//
+//------------------------------------------------------------------
+
+Parallax1::Parallax1()
+{
+    // Top Layer, a simple image
+    auto cocosImage = Sprite::create(s_Power);
+    // scale the image (optional)
+    cocosImage->setScale( 2.5f );
+    // change the transform anchor point to 0,0 (optional)
+    cocosImage->setAnchorPoint( Vec2(0,0) );
+    
+
+    // Middle layer: a Tile map atlas
+    auto tilemap = TileMapAtlas::create(s_TilesPng, s_LevelMapTga, 16, 16);
+    tilemap->releaseMap();
+    
+    // change the transform anchor to 0,0 (optional)
+    tilemap->setAnchorPoint( Vec2(0, 0) );
+
+    // Anti Aliased images
+    tilemap->getTexture()->setAntiAliasTexParameters();
+    
+
+    // background layer: another image
+    auto background = Sprite::create(s_back);
+    // scale the image (optional)
+    background->setScale( 1.5f );
+    // change the transform anchor point (optional)
+    background->setAnchorPoint( Vec2(0,0) );
+
+    
+    // create a void node, a parent node
+    auto voidNode = ParallaxNode::create();
+    
+    // NOW add the 3 layers to the 'void' node
+
+    // background image is moved at a ratio of 0.4x, 0.5y
+    voidNode->addChild(background, -1, Vec2(0.4f,0.5f), Vec2::ZERO);
+    
+    // tiles are moved at a ratio of 2.2x, 1.0y
+    voidNode->addChild(tilemap, 1, Vec2(2.2f,1.0f), Vec2(0,-200) );
+    
+    // top image is moved at a ratio of 3.0x, 2.5y
+    voidNode->addChild(cocosImage, 2, Vec2(3.0f,2.5f), Vec2(200,800) );
+    
+    
+    // now create some actions that will move the 'void' node
+    // and the children of the 'void' node will move at different
+    // speed, thus, simulation the 3D environment
+    auto goUp = MoveBy::create(4, Vec2(0,-500) );
+    auto goDown = goUp->reverse();
+    auto go = MoveBy::create(8, Vec2(-1000,0) );
+    auto goBack = go->reverse();
+    auto seq = Sequence::create(goUp, go, goDown, goBack, nullptr);
+    voidNode->runAction( (RepeatForever::create(seq) ));
+    
+    addChild( voidNode );
+}
+
+std::string Parallax1::title() const
+{
+    return "Parallax: parent and 3 children";
+}
+
+//------------------------------------------------------------------
+//
+// Parallax2
+//
+//------------------------------------------------------------------
+
+Parallax2::Parallax2()
+{
+    auto listener = EventListenerTouchAllAtOnce::create();
+    listener->onTouchesMoved = CC_CALLBACK_2(Parallax2::onTouchesMoved, this);
+    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
+    
+    // Top Layer, a simple image
+    auto cocosImage = Sprite::create(s_Power);
+    // scale the image (optional)
+    cocosImage->setScale( 2.5f );
+    // change the transform anchor point to 0,0 (optional)
+    cocosImage->setAnchorPoint( Vec2(0,0) );
+    
+    
+    // Middle layer: a Tile map atlas
+    auto tilemap = TileMapAtlas::create(s_TilesPng, s_LevelMapTga, 16, 16);
+    tilemap->releaseMap();
+    
+    // change the transform anchor to 0,0 (optional)
+    tilemap->setAnchorPoint( Vec2(0, 0) );
+    
+    // Anti Aliased images
+    tilemap->getTexture()->setAntiAliasTexParameters();
+    
+    
+    // background layer: another image
+    auto background = Sprite::create(s_back);
+    // scale the image (optional)
+    background->setScale( 1.5f );
+    // change the transform anchor point (optional)
+    background->setAnchorPoint( Vec2(0,0) );
+    
+    
+    // create a void node, a parent node
+    auto voidNode = ParallaxNode::create();
+    
+    // NOW add the 3 layers to the 'void' node
+    
+    // background image is moved at a ratio of 0.4x, 0.5y
+    voidNode->addChild(background, -1, Vec2(0.4f,0.5f), Vec2::ZERO);
+    
+    // tiles are moved at a ratio of 1.0, 1.0y
+    voidNode->addChild(tilemap, 1, Vec2(1.0f,1.0f), Vec2(0,-200) );
+    
+    // top image is moved at a ratio of 3.0x, 2.5y
+    voidNode->addChild( cocosImage, 2, Vec2(3.0f,2.5f), Vec2(200,1000) );
+    addChild(voidNode, 0, kTagNode);
+}
+
+void Parallax2::onTouchesMoved(const std::vector<Touch*>& touches, Event  *event)
+{
+    auto diff = touches[0]->getDelta();
+    
+    auto node = getChildByTag(kTagNode);
+    auto currentPos = node->getPosition();
+    node->setPosition(currentPos + diff);
+}
+
+std::string Parallax2::title() const
+{
+    return "Parallax: drag screen";
+}
+
+//------------------------------------------------------------------
+//
+// Issue2572
+//
+//------------------------------------------------------------------
+Issue2572::Issue2572()
+: _moveTimer(0.0f)
+, _addTimer(0.0f)
+, _preListSize(0)
+, _printCount(0)
+{
+    _addChildStep = 1.0f;
+    _wholeMoveTime = 3.0f;
+    _wholeMoveSize = Vec2(-300, 0);
+    
+    // create a parallax node, a parent node
+    _paraNode = ParallaxNode::create();
+    addChild(_paraNode, 0, kTagNode);
+
+    this->scheduleUpdate();
+}
+
+void Issue2572::update(float dt)
+{
+    _addTimer += dt;
+    _moveTimer += dt;
+    if (_moveTimer >= _wholeMoveTime) {
+        this->unscheduleUpdate();
+        return;
+    }
+
+    _paraNode->setPosition(_paraNode->getPosition() + _wholeMoveSize * dt / _wholeMoveTime);
+    
+    if (_addTimer >= _addChildStep) {
+        _addTimer = 0.0f;
+        
+        auto child = Sprite::create("Images/Icon.png");
+        Size viewSize = Director::getInstance()->getVisibleSize();
+        Vec2 offset = Vec2(viewSize.width / 2, viewSize.height/2);
+        _paraNode->addChild(child, 1, Vec2( 1, 0 ), offset );
+        
+        _childList.pushBack(child);
+    }
+
+    // After a child added, output the position of the children 3 times.
+    // Bug : The first output is much different with the second one & the third one.
+    if (_childList.size() != _preListSize) {
+        switch (_printCount) {
+            case 0:
+            case 1:
+            case 2:
+                log( "--child count-- %zd", _childList.size());
+                for (const auto& obj : _childList)
+                {
+                    Sprite* obstacle = dynamic_cast<Sprite*>( obj );
+                    log("child position : (%.2f, %.2f)", obstacle->getPositionX(), obstacle->getPositionY());
+                }
+                log("-------------------");
+                _printCount++;
+                break;
+            case 3:
+                _preListSize = _childList.size();
+                _printCount = 0;
+                break;
+            default:
+                break;
+        }
+    }
+}
+
+std::string Issue2572::title() const
+{
+    return "Issue 2572";
+}
+
+std::string Issue2572::subtitle() const
+{
+    return "Look at the output in console";
+}

cocos2d/tests/cpp-tests/Classes/ParallaxTest/ParallaxTest.h

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+#ifndef _PARALLAX_TEST_H_
+#define _PARALLAX_TEST_H_
+
+#include "../BaseTest.h"
+
+DEFINE_TEST_SUITE(ParallaxTests);
+
+class ParallaxDemo : public TestCase
+{
+protected:
+    cocos2d::TextureAtlas* _atlas;
+};
+
+class Parallax1 : public ParallaxDemo
+{
+protected:
+    cocos2d::Node*        _root;
+    cocos2d::Node*        _target;
+    cocos2d::MotionStreak*        _streak;
+
+public:
+    CREATE_FUNC(Parallax1);
+    Parallax1();
+    virtual std::string title() const override;
+};
+
+class Parallax2 : public ParallaxDemo
+{
+protected:
+    cocos2d::Node*        _root;
+    cocos2d::Node*        _target;
+    cocos2d::MotionStreak*        _streak;
+
+public:
+    CREATE_FUNC(Parallax2);
+    Parallax2();
+    
+    void onTouchesMoved(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event* event);
+
+    virtual std::string title() const override;
+};
+
+class Issue2572 : public ParallaxDemo
+{
+protected:
+    cocos2d::ParallaxNode* _paraNode;
+    float _moveTimer;
+    float _addTimer;
+    cocos2d::Vector<cocos2d::Sprite*> _childList;
+    ssize_t _preListSize;
+    int _printCount;
+    
+    float _addChildStep;
+    float _wholeMoveTime;
+    cocos2d::Vec2 _wholeMoveSize;
+
+    virtual void update(float dt) override;
+    
+public:
+    CREATE_FUNC(Issue2572);
+    Issue2572();
+    
+    virtual std::string title() const override;
+    virtual std::string subtitle() const override;
+};
+
+#endif