#include<GL/glut.h>

void setWindow(double left, double right, double bottom, double top)
{
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    gluOrtho2D(left, right, bottom, top);
}
void drawing()
{
    glColor3f(0, 1, 1);
    glLineWidth(3);
    glBegin(GL_LINE_STRIP);
    glVertex2i(110, 100);
    glVertex2i(140, 150);
    glVertex2i(50, 150);
    glVertex2i(80, 100);

    glVertex2i(380, 100);
    glVertex2i(410, 180);
    glVertex2i(300, 180);
    glVertex2i(330, 100);

    glEnd();
}

void display()
{
    glClearColor(1, 1, 1, 1);
    glClear(GL_COLOR_BUFFER_BIT);

    double left = 0, right = 100, bottom = 0, top = 200;
    glViewport(0, 0, 100, 200);
    setWindow(0, 100, 0, 200);
    drawing();

    glViewport(250, 0, 110, 220);
    setWindow(250, 350, 0, 220);
    drawing();

    glViewport(390, 110, 80, 100);
    setWindow(390, 470, 110, 210);
    drawing();

    glFlush();
}

int main(int argc, char** argv) {
    glutInit(&argc, argv);
    glutInitWindowSize(500, 500);

    glutCreateWindow("owo");
    //gluOrtho2D(0, 500, 0, 500);

    glutDisplayFunc(display);

    glutMainLoop();
    return 0;
}
//حل وترتيب الطالب : محمد فلاح حسن