#include "stdafx.h"

#define _USE_MATH_DEFINES
#include <math.h>
#include <glut.h>
#include <iostream>
using namespace std;

float* X;
float* Y;
void osi() {
    glClear(GL_COLOR_BUFFER_BIT); //очистим цвета в glClearColor
    glBegin(GL_LINES);
    glColor3f(0.0, 0.0, 0.0);

    glVertex2i(-600, 0);
    glVertex2i(600, 0);

    glVertex2i(0, -600);
    glVertex2i(0, 600);
    glEnd();



    glBegin(GL_LINE_STRIP);
    //glColor3f(0.4, 0.7, 0.7);
    for (float x = -600; x <= 600; x++) {
        float y =100* x*x;
        glVertex2f(x, y);
    }
    glEnd();
    glFlush();
}



int main(int argc, char **argv) {
    glutInit(&argc, argv);
    glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
    glutInitWindowSize(600, 400);
    glutCreateWindow("GRAFIC");
    glClearColor(1.0, 1.0, 1.0, 1.0);
    glOrtho(-600.0, 600.0, -600.0,600.0, -0.5, 0.5);
    glutDisplayFunc(osi);
    glutMainLoop();
    return 0;
}