import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.image.BufferedImage;

public class Function {

Point[] points;

public Function() {

points = new Point[1600];

int index = 0;

for (int x = -20; x < 20; x += 1) {

for (int z = -20; z < 20; z += 1) {

points[index++] = new Point(x, (x * x) + (z * z), z);

}

}

}

public void Draw_Mesh(BufferedImage buf) {

Graphics2D g = buf.createGraphics();

g.setColor(Color.green);

for (int i = 0; i < 1599; i++) {

Point p1 = World.camera.LookAt(points[i]);

Point p2 = World.camera.LookAt(points[i + 1]);

if (p1 != null && p1.GetX() > -640 && p1.GetX() < 640 && p1.GetY() > -500 && p1.GetY() < 500)

if (p2 != null && p2.GetX() > -640 && p2.GetX() < 640 && p2.GetY() > -500 && p2.GetY() < 500)

g.drawLine(p1.GetX() + 640, p1.GetY() + 500, p2.GetX() + 640, p2.GetY() + 500);

}

}

}