// IK

int count;
int cellSize = 40;
int wideCount = 2;
int highCount = 10;

int numSegments = 2;
float[][] x = new float[numSegments][wideCount];
float[][] y = new float[numSegments][wideCount];
float[] angle = new float[numSegments];
//ArrayList xArray;
//ArrayList yArray;
//ArrayList aArray;

float segLength = 15;
float targetX, targetY;

float ballX = 50;
float ballY = 50;
int ballXDirection = 1;
int ballYDirection = -1;

void setup() {
  size(640, 200);
  smooth(); 
  strokeWeight(20.0); 
  stroke(0, 100);
  noFill();
  wideCount = (width/cellSize);
  highCount = (height/cellSize);
  count = wideCount * highCount;
//  xArray = new ArrayList(wideCount/cellSize);
//  yArray = new ArrayList(highCount/cellSize);
  //aArray = new ArrayList(wideCount/cellSize);
}

void draw() {
  background(226);
  moveBall();

  for(int k=0;k<wideCount;k++) {
    for(int j=0;j<highCount;j++) {

      reachSegment(0, ballX, ballY, k);
      //makes first segment follow the ball

      for(int i=1; i<numSegments; i++) {
        reachSegment(i, targetX, targetY, k);
        // makes following segments point too
      }
      for(int i=x[k].length-1; i>=1; i--) {
        positionSegment(i, i-1, k);
        // puts each segment in relative place
      }

      // THIS one places the segments with X and Y

      for(int i=0; i<x.length; i++) {
        segment(x[i][k], y[i][k], angle[i], (i+1)*2);
      }
    }
  }
}