public static double Average(ArrayList l) {
double accum = 0.0d;
Iterator i = l.iterator();
while (i.hasNext()) {
Double d = (Double) i.next();
accum += d.doubleValue();
}
return (accum / (double) l.size());
}
public static String PrintList(ArrayList l) {
StringBuffer sb = new StringBuffer("[ ");
Iterator i = l.iterator();
while (i.hasNext()) {
Double d = (Double) i.next();
sb.append(MDP._df.format(d.doubleValue()) + " ");
}
sb.append("]");
return sb.toString();
}
public static String PrintState(ArrayList state) {
StringBuffer sb = new StringBuffer();
Iterator i = state.iterator();
while (i.hasNext()) {
Object o = i.next();
if (o instanceof Boolean) {
Boolean val = (Boolean) o;
sb.append((val.booleanValue() ? "." : "X"));
}
}
return sb.toString();
}
public void draw() {
if (_pointLists.size() <= 0) return;
pushStyle();
noFill();
PVector vec;
PVector firstVec;
PVector screenPos = new PVector();
int colorIndex = 0;
// draw the hand lists
Iterator<Map.Entry> itrList = _pointLists.entrySet().iterator();
while (itrList.hasNext()) {
strokeWeight(2);
stroke(_colorList[colorIndex % (_colorList.length - 1)]);
ArrayList curList = (ArrayList) itrList.next().getValue();
// draw line
firstVec = null;
Iterator<PVector> itr = curList.iterator();
beginShape();
while (itr.hasNext()) {
vec = itr.next();
if (firstVec == null) firstVec = vec;
// calc the screen pos
context.convertRealWorldToProjective(vec, screenPos);
vertex(screenPos.x, screenPos.y);
}
endShape();
// draw current pos of the hand
if (firstVec != null) {
strokeWeight(8);
context.convertRealWorldToProjective(firstVec, screenPos);
point(screenPos.x, screenPos.y);
}
colorIndex++;
}
popStyle();
}