new bullseye method

int numCircles = 25;

int spacing = 30;

void setup() {

size(800, 600);

smooth();

background(0);

}

void draw() { 

background(0);

bullseye(width/2, height/2);

bullseye(width/2-200, height/2);

bullseye(width/2+200, height/2);

bullseye(width/2, height/2-200);

bullseye(width/2, height/2+200);

}

void bullseye(int xPos, int yPos) {

stroke(127);

strokeWeight(.5);

noFill();

// bullseye

for (int i=0;i < numCircles;i++)

{

ellipse(xPos, yPos, i*spacing, i*spacing);

}

}