Flappy Bird - with QT & OpenCV

GameFlappyBird.pro

#-------------------------------------------------
#
# Project created by QtCreator 2014-02-14T16:58:57
#
#-------------------------------------------------

QT       += core gui

TARGET = GameFlappyBird
TEMPLATE = app

INCLUDEPATH += C:\\opencv\\include \
    C:\\opencv\\3rdparty\\videoinput\\include


LIBS += -LC:\\opencv\\bin \
    -lopencv_core245 \
    -lopencv_highgui245 \
    -lopencv_imgproc245 \
    -lopencv_nonfree245 \
    -lopencv_features2d245 \
    -lopencv_calib3d245 \
    -lopencv_contrib245 \
    -lopencv_flann245 \
    -lopencv_photo245 \
    -lopencv_video245 \
    -lopencv_stitching245 \

LIBS += C:\\opencv\\3rdparty\\videoinput\\libvideoInput.a
LIBS += C:\\opencv\\3rdparty\\videoinput\\*.lib

SOURCES += main.cpp\
        mainwindow.cpp

HEADERS  += mainwindow.h

FORMS    += mainwindow.ui

main.cpp

#include <QtGui/QApplication>
#include "mainwindow.h"

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    MainWindow w;
    w.show();

    return a.exec();
}

mainwindow.cpp

#include "mainwindow.h"
#include "ui_mainwindow.h"

#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include <QTimer>
#include <QDebug>

#include <QKeyEvent>

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);


    image1 = cvLoadImage("1.jpg");
    image2 = cvCreateImage(cvSize(image1->width,image1->height),image1->depth,image1->nChannels);

    timer1 = new QTimer(this);
    connect(timer1,SIGNAL(timeout()),this,SLOT(timerFunc()));


    cvNamedWindow("Game");
    current = 0;


    double hScale=1.0;
    double vScale=1.0;
    int    lineWidth=2;
    cvInitFont(&font,CV_FONT_ITALIC, hScale,vScale,0,lineWidth);

}


void MainWindow::start()
{
    int1 = 0;
    v = 0;
    h = 100;
    t = 0;
    x = 0;

    rec[0] = image2->width + 100;
    rec[1] = image2->width + 250;
    rec[2] = image2->width + 400;
    rec[3] = image2->width + 550;

    recH[0] = 50;
    recH[1] = 60;
    recH[2] = 70;
    recH[3] = 80;

    recT[0] = image2->width + 26;
    recT[1] = image2->width + 176;
    recT[2] = image2->width + 326;
    recT[3] = image2->width + 476;

    recTH[0] = 50;
    recTH[1] = 60;
    recTH[2] = 70;
    recTH[3] = 80;
    birdH = 250;
    birdR = 10;


    count = 0;
    fcount = false;
}

MainWindow::~MainWindow()
{
    delete ui;
}


void MainWindow::timerFunc()
{
    cvConvertImage(image1,image2);


    int1 += 2;
    int1 %= 5000000;

    int arr[] = {int1,int1+3,(int1+6),(int1+9)};

        for(int i=0; i < image1->width; i++)
        {
            for(int ii = 0; ii < sizeof(arr)/4; ii++)
            {
                for(int j=291+ii*3; j < 294+ii*3; j++)
                {
                if(arr[ii] > 25)
                    cvSet2D(image2,j,i,cvScalar(46,189,0));
                else
                    cvSet2D(image2,j,i,cvScalar(91,236,160));
                }
                arr[ii]++;   arr[ii] %=50;
            }
        }

    ////////////////////////////////


        if( v > 0)
        {
                if((h - t) >0)
                {
                    t -= 0.2;
                    h -= t;
                    v --;
                }else
                {
                    v = 0;
                    t = 0;
                }
        }else
        {
            if(h < 278)
            {
                t += 0.2;
                h += t;
            }else
            {
                t = (int) (t/2);
                v = t * 5;
            }
        }
        cvCircle(image2,cvPoint(birdH,h),birdR,cvScalar(0,0,255),-1);

/////////////////////////////////////////////////////////////////////////

    fcount = false;
    for(int i=0; i < sizeof(rec)/4; i++)
    {
        cvRectangle(image2,cvPoint(rec[i],288 - recH[i]),cvPoint(rec[i]+20,288),cvScalar(46,189,116),-2);
        cvRectangle(image2,cvPoint(recT[i],0),cvPoint(recT[i]+20,recTH[i]),cvScalar(46,189,116),-2);

        if(rec[i] <= (birdH - birdR) && (rec[i]+20) >= (birdH + birdR))
        {
            count++;
        }

        if(rec[i] > (birdH - birdR) && rec[i] < (birdH + birdR))
        {
            if( (288-recH[i] <= (h+birdR) ) )
            {
                cvPutText (image2,"GAME OVER",cvPoint(200,150), &font, cvScalar(46,189,116));
                cvShowImage("Game",image2);
                current = count;
                start();
            }
        }

        if(recT[i] > (birdH - birdR) && recT[i] < (birdH + birdR))
        {
            if( (recTH[i] >= (h-birdR) ) )
            {
                cvPutText (image2,"GAME OVER",cvPoint(200,150), &font, cvScalar(46,189,116));
                cvShowImage("Game",image2);
                current = count;
                start();
            }
        }

        rec[i] -= 2;
        if(rec[i]<0)
        {
            rec[i] = image2->width + 100;
            recH[i] = rand() % 100;
        }


        recT[i] -= 2;
        if(recT[i]<0)
        {
            recT[i] = image2->width + 100;
            recTH[i] = (150 + (int)(count/2) ) - recH[i];

        }
    }



    scount =QString::number(count);
    cvPutText (image2,scount.toStdString().c_str(),cvPoint(200,340), &font, cvScalar(46,189,116));
    cvPutText (image2,"past game:",cvPoint(380,340), &font, cvScalar(46,189,116));
    scount =QString::number(current);
    cvPutText (image2,scount.toStdString().c_str(),cvPoint(560,340), &font, cvScalar(46,189,116));



    cvShowImage("Game",image2);


}


void MainWindow::keyPressEvent(QKeyEvent *evt)
{

    if(evt->key()==Qt::Key_1)
    {
        t = 1;
        v = 5*t;
    }


    if(evt->key()==Qt::Key_2)
    {
        t = 2;
        v = 5*t;
    }

    if(evt->key()==Qt::Key_3)
    {
        t = 3;
        v = 5*t;
    }

    if(evt->key()==Qt::Key_4)
    {
        t = 4;
        v = 5*t;
    }

    if(evt->key()==Qt::Key_5)
    {
        t = 5;
        v = 5*t;
    }


    if(evt->key()==Qt::Key_6)
    {
        t = 6;
        v = 5*t;
    }

    if(evt->key()==Qt::Key_7)
    {
        t = 7;
        v = 5*t;
    }

    if(evt->key()==Qt::Key_8)
    {
        t = 8;
        v = 5*t;
    }

}

void MainWindow::on_Start_clicked()
{
    start();
    timer1->start(10);
}

void MainWindow::on_pushButton_clicked()
{
    t = 4;
    v = 5*t;
}

void MainWindow::on_pushButton_2_clicked()
{
    timer1->stop();
}

mainwindow.h

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include <QMainWindow>
#include <QTimer>

using namespace cv;

namespace Ui {
    class MainWindow;
}

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    explicit MainWindow(QWidget *parent = 0);
    ~MainWindow();
    QTimer *timer1;
    QTimer *timer2;
    IplImage *image1, *image2;
    Mat image3;
    int int1,int2,int3;
    int v,h,x;
    int rec1,rec2,rec3,rec4;
    int rec[4];
    int recH[4];
    int recT[4];
    int recTH[4];
    int birdH;
    int birdR;
    int count;
    bool fcount;
    CvFont font;
    QString scount;
    int current;


    double t;
    void start();


public slots:
    void timerFunc();



private slots:
    void on_Start_clicked();

    void on_pushButton_clicked();
    void on_pushButton_2_clicked();

protected:
    void keyPressEvent(QKeyEvent *evt);

private:
    Ui::MainWindow *ui;
};

#endif // MAINWINDOW_H

mainwindow.ui

<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
 <class>MainWindow</class>
 <widget class="QMainWindow" name="MainWindow">
  <property name="geometry">
   <rect>
    <x>0</x>
    <y>0</y>
    <width>400</width>
    <height>300</height>
   </rect>
  </property>
  <property name="windowTitle">
   <string>MainWindow</string>
  </property>
  <widget class="QWidget" name="centralWidget">
   <widget class="QPushButton" name="Start">
    <property name="geometry">
     <rect>
      <x>20</x>
      <y>100</y>
      <width>101</width>
      <height>41</height>
     </rect>
    </property>
    <property name="text">
     <string>Start</string>
    </property>
   </widget>
   <widget class="QPushButton" name="pushButton">
    <property name="geometry">
     <rect>
      <x>190</x>
      <y>130</y>
      <width>91</width>
      <height>31</height>
     </rect>
    </property>
    <property name="text">
     <string>Jump</string>
    </property>
   </widget>
   <widget class="QPushButton" name="pushButton_2">
    <property name="geometry">
     <rect>
      <x>190</x>
      <y>90</y>
      <width>91</width>
      <height>31</height>
     </rect>
    </property>
    <property name="text">
     <string>Pause</string>
    </property>
   </widget>
  </widget>
  <widget class="QMenuBar" name="menuBar">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>400</width>
     <height>21</height>
    </rect>
   </property>
  </widget>
  <widget class="QToolBar" name="mainToolBar">
   <attribute name="toolBarArea">
    <enum>TopToolBarArea</enum>
   </attribute>
   <attribute name="toolBarBreak">
    <bool>false</bool>
   </attribute>
  </widget>
  <widget class="QStatusBar" name="statusBar"/>
 </widget>
 <layoutdefault spacing="6" margin="11"/>
 <resources/>
 <connections/>
</ui>