WEEK-15

Processing

JoyStick:

void setup() {
  pinMode(2, INPUT_PULLUP);
  Serial.begin(9600);
}
void loop() {
  int x = analogRead(A0);
  int y = analogRead(A1);
  int sw = digitalRead(2);

  Serial.write(x/4);
  Serial.write(y/4);
  Serial.write(sw);
  delay(20);
}

import processing.serial.*;

Serial myPort;

PVector user;
PVector Y,v=null;

void setup(){

  size(600,400);

  myPort = new Serial(this, "COM4",9600);

  user = new PVector(100,300);

  Y = new PVector(100,300);

}

void draw(){

  background(255);

  while(myPort.available()>=3){

    int x = myPort.read();

    int y = myPort.read();

    int sw = myPort.read();

    user.x = 100+x-128;

    user.y = 100+y-128;

  }

  textSize(40);

  fill(255,0,0); text("Y",Y.x,Y.y);

  fill(255); ellipse(user.x,user.y,20,20);

  if(v!=null) user.add(v);

}

void mouseDragged(){

  user.x=mouseX;

  user.y=mouseY;

}

void mouseReleased(){

  PVector diff = PVector.sub(Y, user);

  v = diff.div(10);
}