import processing.net.*;
Client myClient = new Client( this,                       );
int unitSize = 8;
int ux = 100;
int uy = 100;
int [][] unit;
int myID =          ;

void setup() {
    size( 800, 800 );
    stroke( 0 );
    fill( 255 );
}

void draw() {
    for ( int x=0; x<ux; x++ ) {
        for ( int y=0; y<uy; y++ ) {
            rect( x*unitSize, y*unitSize, unitSize, unitSize );
        }
    }
}

void mousePressed() {
    int x = mouseX / unitSize;
    int y = mouseY / unitSize;
    myClient.write(                           );
}