gistfile1.java

import org.lwjgl.opengl.*;
import org.lwjgl.*;
import org.lwjgl.util.glu.*;
import org.lwjgl.input.*;

public class Main {

	public static void main(String[] args) {
		
		int w = 800, h = 600;
		
		try {
			Display.setDisplayMode(new DisplayMode(w,h));
			PixelFormat pf = new PixelFormat()
				.withBitsPerPixel(16)
				.withDepthBits(24)
				.withSamples(4);
			Display.create(pf);
		} catch (LWJGLException e) {
			e.printStackTrace();
			System.exit(0);
		}

		GL11.glViewport(0, 0, w, h);
		
		GL11.glMatrixMode(GL11.GL_PROJECTION);
		GL11.glLoadIdentity(); 
		GLU.gluPerspective(45.0f, w/h, 0.1f, 100.0f); 
		GL11.glMatrixMode(GL11.GL_MODELVIEW);
		GL11.glClearColor(0.0f, 255.0f, 255.0f, 255.0f);
		float z1 = 0.0f;
		float z2 = 0.0f;
		while(!Display.isCloseRequested()) {
			
			if (Keyboard.isKeyDown(Keyboard.KEY_LEFT))
				z1 -= 0.01f;
			if (Keyboard.isKeyDown(Keyboard.KEY_RIGHT))
				z1 += 0.01f;
			
			if (Keyboard.isKeyDown(Keyboard.KEY_DOWN))
				z2 -= 0.01f;
			if (Keyboard.isKeyDown(Keyboard.KEY_UP))
				z2 += 0.01f;
			
			if (Keyboard.isKeyDown(Keyboard.KEY_ESCAPE)) {
				Display.destroy();
				break;
			}
			
			//GL11.glEnable(ARBMultisample.GL_MULTISAMPLE_BIT_ARB);
			GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
			GL11.glLoadIdentity();
			GL11.glColor3f(0, 0, 0);
			GL11.glTranslatef(0, 0, -5.0f);
			GL11.glBegin(GL11.GL_QUADS);
			GL11.glVertex3f (1.0f, 1.0f, z1-z2);
			GL11.glVertex3f (1.0f, -1.0f, z1+z2);
			GL11.glVertex3f (-1.0f, -1.0f, -z1+z2);
			GL11.glVertex3f (-1.0f, 1.0f, -z1-z2);
			GL11.glEnd();
			//GL11.glDisable(ARBMultisample.GL_SAMPLE_COVERAGE_INVERT_ARB );
	        Display.update();
		}
		
		Display.destroy();
		
	}

}