axmol/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.h

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#ifndef _CAMERA3D_TEST_H_
#define _CAMERA3D_TEST_H_

#include "../testBasic.h"
#include "../BaseTest.h"
#include "../Sprite3DTest/DrawNode3D.h"
#include <string>

namespace cocos2d {
    class Sprite3D;
    class Delay;
}

enum State
{
    State_None = 0,
    State_Idle = 0x01,
    State_Move = 0x02,
    State_Rotate = 0x04,
    State_Speak = 0x08,
    State_MeleeAttack = 0x10,
    State_RemoteAttack = 0x20,
    State_Attack = 0x40,
};
enum class CameraType
{
    FreeCamera=0,
    FirstCamera=1,
    ThirdCamera=2,
};

enum class OperateCamType
{
    MoveCamera=0,
    RotateCamera=1,
};

class Camera3DTestDemo : public BaseTest
{
public:
    CREATE_FUNC(Camera3DTestDemo);
    Camera3DTestDemo(void);
    virtual ~Camera3DTestDemo(void);
    
    void restartCallback(Ref* sender);
    void nextCallback(Ref* sender);
    void backCallback(Ref* sender);
    virtual void onEnter() override;
    virtual void onExit() override;
    // overrides
    virtual std::string title() const override;
    virtual std::string subtitle() const override;
    void addNewSpriteWithCoords(Vec3 p,std::string fileName,bool playAnimation=false,float scale=1.0f,bool bindCamera=false);
    void onTouchesBegan(const std::vector<Touch*>& touches, cocos2d::Event  *event);
    void onTouchesMoved(const std::vector<Touch*>& touches, cocos2d::Event  *event);
    void onTouchesEnded(const std::vector<Touch*>& touches, cocos2d::Event  *event);
    void scaleCameraCallback(Ref* sender,float value);
    void rotateCameraCallback(Ref* sender,float value);
    void SwitchViewCallback(Ref* sender,CameraType cameraType);
    void updateCamera(float fDelta);
    void move3D(float elapsedTime);
    void updateState(float elapsedTime);
    bool isState(unsigned int state,unsigned int bit) const;
    void reachEndCallBack();
    
    bool onTouchesZoomOut(Touch* touch, Event* event);
    void onTouchesZoomOutEnd(Touch* touch, Event* event);
    bool onTouchesZoomIn(Touch* touch, Event* event);
    void onTouchesZoomInEnd(Touch* touch, Event* event);
    
    bool onTouchesRotateLeft(Touch* touch, Event* event);
    void onTouchesRotateLeftEnd(Touch* touch, Event* event);
    bool onTouchesRotateRight(Touch* touch, Event* event);
    void onTouchesRotateRightEnd(Touch* touch, Event* event);
protected:
    std::string    _title;
    Layer*         _layer3D;
    Sprite3D*      _sprite3D;
    Vec3           _targetPos;
    CameraType     _cameraType;
    MenuItem*      _incRot;
    MenuItem*      _decRot;
    unsigned int   _curState;
    Camera*      _camera;
    MoveTo* _moveAction;
    bool _bZoomOut;
    bool _bZoomIn;
    bool _bRotateLeft;
    bool _bRotateRight;
    Label* _RotateRightlabel;
    Label* _RotateLeftlabel;
    Label* _ZoomInlabel;
    Label* _ZoomOutlabel;
};

class CameraClippingDemo : public BaseTest
{
public:
    CREATE_FUNC(CameraClippingDemo);
    CameraClippingDemo(void);
    virtual ~CameraClippingDemo(void);
    
    void restartCallback(Ref* sender);
    void nextCallback(Ref* sender);
    void backCallback(Ref* sender);
    
    virtual void onEnter() override;
    virtual void onExit() override;
    
    virtual void update(float dt) override;
    
    // overrides
    virtual std::string title() const override;
    void reachEndCallBack();
    void switchViewCallback(Ref* sender);
    void addSpriteCallback(Ref* sender);
    void delSpriteCallback(Ref* sender);

    void drawCameraFrustum();
    
protected:
    Label*                  _labelSprite3DCount;
    Layer*                  _layer3D;
    std::vector<Sprite3D*>  _objects;
    CameraType              _cameraType;
    Camera*                 _cameraFirst;
    Camera*                 _cameraThird;
    MoveBy*                 _moveAction;
    DrawNode3D*             _drawAABB;
    DrawNode3D*             _drawFrustum;
    int                     _row;
};

class CameraArcBallDemo : public BaseTest
{
public:
    CREATE_FUNC(CameraArcBallDemo);
    CameraArcBallDemo(void);
    virtual ~CameraArcBallDemo(void);
    
    void restartCallback(Ref* sender);
    void nextCallback(Ref* sender);
    void backCallback(Ref* sender);
    
    virtual void onEnter() override;
    virtual void onExit() override;
    
    virtual void update(float dt) override;
    
    // overrides
    virtual std::string title() const override;

    void switchOperateCallback(Ref* sender);
    void switchTargetCallback(Ref* sender);
    void onTouchsMoved(const std::vector<cocos2d::Touch*> &touchs, cocos2d::Event *event);
    void updateCameraTransform();
    void calculateArcBall( cocos2d::Vec3 & axis, float & angle, float p1x, float p1y, float p2x, float p2y );//calculate  rotation quaternion parameters
    float projectToSphere( float r, float x, float y );//points on the screen project to arc ball

protected:
    Layer*                  _layer3D;
    CameraType              _cameraType;
    Camera*                 _camera;
    DrawNode3D*             _drawGrid;
    Quaternion              _rotationQuat;      //rotation Quaternion
    float                   _radius;            //arc ball radius
    float                   _distanceZ;
    OperateCamType          _operate;           //switch rotate or zoom
    Vec3                    _center;            //camera look target
    int                     _target;            //switch camera look target
    Sprite3D*               _sprite3D1;
    Sprite3D*               _sprite3D2;
};

class FogTestDemo : public BaseTest
{
public:
    CREATE_FUNC(FogTestDemo);
    FogTestDemo(void);
    virtual ~FogTestDemo(void);
    
    void restartCallback(Ref* sender);
    void nextCallback(Ref* sender);
    void backCallback(Ref* sender);
    
    virtual void onEnter() override;
    virtual void onExit() override;
    
    virtual void update(float dt) override;
    
    // overrides
    virtual std::string title() const override;

    void onTouchesMoved(const std::vector<Touch*>& touches, cocos2d::Event  *event);

    void switchTypeCallback(Ref* sender,int type);
    
protected:
    Layer*                  _layer3D;
    CameraType              _cameraType;
    Camera*                 _camera;
    Sprite3D*               _sprite3D1;
    Sprite3D*               _sprite3D2;
    GLProgram*              _shader;
    GLProgramState*         _state;

#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID || CC_TARGET_PLATFORM == CC_PLATFORM_WP8 || CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
    EventListenerCustom* _backToForegroundListener;
#endif
};

class Camera3DTestScene : public TestScene
{
public:
    virtual void runThisTest();
};
#endif