import java.awt.Frame;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.media.opengl.GL2;
import javax.media.opengl.GLAutoDrawable;
import javax.media.opengl.awt.GLCanvas;
import javax.media.opengl.glu.GLU;
import javax.media.opengl.GLEventListener;

public class Renderer implements GLEventListener {

	public static void main(String[] args) {
		Frame frame = new Frame("JOGL HelloWorld");
		GLCanvas canvas = new GLCanvas();
		
		canvas.addGLEventListener(new Renderer());
		
		frame.add(canvas);
		frame.setSize(300, 300);
		frame.setVisible(true);
		frame.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				System.exit(0);
			}
		});
	}
	
	public void init(GLAutoDrawable drawable) {
	}

	public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
	}

	public void display(GLAutoDrawable drawable) {
	    GL2 gl = drawable.getGL().getGL2();
	    GLU glu = GLU.createGLU(gl); 

	    gl.glClear(GL2.GL_DEPTH_BUFFER_BIT);
        gl.glEnable(GL2.GL_DEPTH_TEST);
	    
	    gl.glMatrixMode(GL2.GL_MODELVIEW);
	    gl.glLoadIdentity();
	    glu.gluLookAt(0, 0, 0, 0, 0, -100, 0, 1, 0);
	    //gl.glTranslated(0.2, 0.2, 0.2);
	    //gl.glScaled(1, 2, 1);
	    //gl.glRotated(20, 0, 1, 0);
	    
	    gl.glMatrixMode(GL2.GL_PROJECTION);
	    gl.glLoadIdentity();
	    //gl.glOrtho(-1, 1, -1, 1, 5, 11);
	    gl.glFrustum(-1, 1, -1, 1, 0.1, 0.6);
	    //glu.gluPerspective(20, 1, 2, -2);
	    
	    gl.glBegin(GL2.GL_QUADS); // of the colour cube
	    
	    // Top-face
	    gl.glColor3f(0.0f, 1.0f, 0.0f); // green
	    gl.glVertex3f(0.5f, 0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, 0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, 0.5f, 0.5f);
	    gl.glVertex3f(0.5f, 0.5f, 0.5f);
	  
	    // Bottom-face
	    gl.glColor3f(1.0f, 0.5f, 0.0f); // orange
	    gl.glVertex3f(0.5f, -0.5f, 0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, 0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, -0.5f);
	    gl.glVertex3f(0.5f, -0.5f, -0.5f);
	  
	    // Front-face
	    gl.glColor3f(1.0f, 0.0f, 0.0f); // red
	    gl.glVertex3f(0.5f, 0.5f, 0.5f);
	    gl.glVertex3f(-0.5f, 0.5f, 0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, 0.5f);
	    gl.glVertex3f(0.5f, -0.5f, 0.5f);
	  
	    // Back-face
	    gl.glColor3f(1.0f, 1.0f, 0.0f); // yellow
	    gl.glVertex3f(0.5f, -0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, 0.5f, -0.5f);
	    gl.glVertex3f(0.5f, 0.5f, -0.5f);
	  
	    // Left-face
	    gl.glColor3f(0.0f, 0.0f, 1.0f); // blue
	    gl.glVertex3f(-0.5f, 0.5f, 0.5f);
	    gl.glVertex3f(-0.5f, 0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, -0.5f);
	    gl.glVertex3f(-0.5f, -0.5f, 0.5f);
	  
	    // Right-face
	    gl.glColor3f(1.0f, 0.0f, 1.0f); // magenta
	    gl.glVertex3f(0.5f, 0.5f, -0.5f);
	    gl.glVertex3f(0.5f, 0.5f, 0.5f);
	    gl.glVertex3f(0.5f, -0.5f, 0.5f);
	    gl.glVertex3f(0.5f, -0.5f, -0.5f);
	  
	    gl.glEnd(); // of the colour cube
	}

	public void dispose(GLAutoDrawable drawable)
	{
	}
}