Camera3DTest.h

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/****************************************************************************
Copyright (c) 2013 cocos2d-x.org
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
http://www.cocos2d-x.org
 
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#pragma once
 
#include "../BaseTest.h"
#include "../Sprite3DTest/DrawNode3D.h"
 
#include "renderer/backend/ProgramState.h"
#include "renderer/backend/Types.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
{
    Free = 0,
    FirstPerson = 1,
    ThirdPerson = 2,
};
 
enum class OperateCamType
{
    MoveCamera=0,
    RotateCamera=1,
};
 
DEFINE_TEST_SUITE(Camera3DTests);
 
class CameraBaseTest : public TestCase
{
public:
    
protected:
    cocos2d::BillBoard* bill1;
    cocos2d::BillBoard* bill2;
    cocos2d::Label* l1;
    cocos2d::Label* l2;
};
 
class CameraRotationTest : public CameraBaseTest {
 
public:
    CREATE_FUNC(CameraRotationTest);
    CameraRotationTest();
    virtual ~CameraRotationTest();
 
    virtual void onEnter() override;
    virtual void onExit() override;
 
    virtual void update(float dt) override;
 
    // overrides
    virtual std::string title() const override;
    virtual std::string subtitle() const override;
 
protected:
 
    cocos2d::Node* _camControlNode;
    cocos2d::Node* _camNode;
    cocos2d::EventListenerTouchOneByOne* _lis;
};
 
class Camera3DTestDemo : public CameraBaseTest
{
public:
    CREATE_FUNC(Camera3DTestDemo);
    Camera3DTestDemo();
    virtual ~Camera3DTestDemo();
 
    virtual void onEnter() override;
    virtual void onExit() override;
    // overrides
    virtual std::string title() const override;
    void addNewSpriteWithCoords(cocos2d::Vec3 p,std::string fileName,bool playAnimation=false,float scale=1.0f,bool bindCamera=false);
 
    void onTouchesBegan(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event  *event);
    void onTouchesMoved(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event  *event);
    void onTouchesEnded(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event  *event);
 
    void scaleCameraCallback(cocos2d::Ref* sender,float value);
    void rotateCameraCallback(cocos2d::Ref* sender,float value);
    void SwitchViewCallback(cocos2d::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 onTouchesCommon(cocos2d::Touch* touch, cocos2d::Event* event, bool* touchProperty);
    bool onTouchesZoomOut(cocos2d::Touch* touch, cocos2d::Event* event);
    void onTouchesZoomOutEnd(cocos2d::Touch* touch, cocos2d::Event* event);
    bool onTouchesZoomIn(cocos2d::Touch* touch, cocos2d::Event* event);
    void onTouchesZoomInEnd(cocos2d::Touch* touch, cocos2d::Event* event);
    
    bool onTouchesRotateLeft(cocos2d::Touch* touch, cocos2d::Event* event);
    void onTouchesRotateLeftEnd(cocos2d::Touch* touch, cocos2d::Event* event);
    bool onTouchesRotateRight(cocos2d::Touch* touch, cocos2d::Event* event);
    void onTouchesRotateRightEnd(cocos2d::Touch* touch, cocos2d::Event* event);
protected:
    std::string    _title;
    cocos2d::Layer*         _layer3D;
    cocos2d::Sprite3D*      _sprite3D;
    cocos2d::Vec3           _targetPos;
    CameraType     _cameraType;
    cocos2d::MenuItem*      _incRot;
    cocos2d::MenuItem*      _decRot;
    unsigned int   _curState;
    cocos2d::Camera*      _camera;
    cocos2d::MoveTo* _moveAction;
    bool _bZoomOut;
    bool _bZoomIn;
    bool _bRotateLeft;
    bool _bRotateRight;
    cocos2d::Label* _RotateRightlabel;
    cocos2d::Label* _RotateLeftlabel;
    cocos2d::Label* _ZoomInlabel;
    cocos2d::Label* _ZoomOutlabel;
};
 
class CameraCullingDemo : public CameraBaseTest
{
public:
    CREATE_FUNC(CameraCullingDemo);
    CameraCullingDemo();
    virtual ~CameraCullingDemo();
    
    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(cocos2d::Ref* sender);
    void addSpriteCallback(cocos2d::Ref* sender);
    void delSpriteCallback(cocos2d::Ref* sender);
 
    void drawCameraFrustum();
    
protected:
    cocos2d::Label*                  _labelSprite3DCount;
    cocos2d::Layer*                  _layer3D;
    std::vector<cocos2d::Sprite3D*>  _objects;
    CameraType                       _cameraType;
    cocos2d::Camera*                 _cameraFirst;
    cocos2d::Camera*                 _cameraThird;
    cocos2d::MoveBy*                 _moveAction;
    cocos2d::DrawNode3D*             _drawAABB;
    cocos2d::DrawNode3D*             _drawFrustum;
    int                     _row;
};
 
class CameraArcBallDemo : public CameraBaseTest
{
public:
    CREATE_FUNC(CameraArcBallDemo);
    CameraArcBallDemo();
    virtual ~CameraArcBallDemo();
    
    virtual void onEnter() override;
    virtual void onExit() override;
    
    virtual void update(float dt) override;
    
    // overrides
    virtual std::string title() const override;
 
    void switchOperateCallback(cocos2d::Ref* sender);
    void switchTargetCallback(cocos2d::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:
    cocos2d::Layer*                  _layer3D;
    CameraType                       _cameraType;
    cocos2d::Camera*                 _camera;
    cocos2d::DrawNode3D*             _drawGrid;
    cocos2d::Quaternion              _rotationQuat;      //rotation Quaternion
    float                            _radius;            //arc ball radius
    float                            _distanceZ;
    OperateCamType                   _operate;           //switch rotate or zoom
    cocos2d::Vec3                    _center;            //camera look target
    int                              _target;            //switch camera look target
    cocos2d::Sprite3D*               _sprite3D1;
    cocos2d::Sprite3D*               _sprite3D2;
};
 
class FogTestDemo : public CameraBaseTest
{
public:
    CREATE_FUNC(FogTestDemo);
    FogTestDemo();
    virtual ~FogTestDemo();
    
    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<cocos2d::Touch*>& touches, cocos2d::Event  *event);
 
    void switchTypeCallback(cocos2d::Ref* sender,int type);
    
protected:
    CameraType                      _cameraType     = CameraType::Free;
    cocos2d::Layer*                 _layer3D        = nullptr;
    cocos2d::Camera*                _camera         = nullptr;
    cocos2d::Sprite3D*              _sprite3D1      = nullptr;
    cocos2d::Sprite3D*              _sprite3D2      = nullptr;
    cocos2d::backend::ProgramState* _programState1  = nullptr;
    cocos2d::backend::ProgramState* _programState2  = nullptr;
 
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
    cocos2d::EventListenerCustom* _backToForegroundListener;
#endif
};
 
//class CameraFrameBufferTest : public CameraBaseTest
//{
//public:
//    CREATE_FUNC(CameraFrameBufferTest);
//    CameraFrameBufferTest();
//    virtual ~CameraFrameBufferTest();
//    // overrides
//    virtual std::string title() const override;
//    
//    virtual void onEnter() override;
//};
 
class BackgroundColorBrushTest : public CameraBaseTest
{
public:
    CREATE_FUNC(BackgroundColorBrushTest);
    BackgroundColorBrushTest();
    virtual ~BackgroundColorBrushTest();
    
    // overrides
    virtual std::string title() const override;
    virtual std::string subtitle() const override;
    
    virtual void onEnter() override;
};