Load Points and Triangles from textfile with Processing

loadPointsAndTriangles.pde

//points = loadPoints("points.txt");
//triangles = loadTriangles("triangles.txt", points);
    
class Triangle {
  PVector p[] = new PVector[3];
}

ArrayList<PVector> loadPoints(String filename) {
  ArrayList<PVector> points = new ArrayList();
  for (String line : loadStrings(filename)) {
    float f[] = float(split(line, ","));
    points.add(new PVector(f[0], f[1], f[2]));
  }
  return points;
}

ArrayList<Triangle> loadTriangles(String filename, ArrayList<PVector> points) {
  ArrayList<Triangle> triangles = new ArrayList();
  for (String line : loadStrings(filename)) {
    int indices[] = int(split(line, ","));
    Triangle t = new Triangle();
    for (int i=0; i<3; i++) t.p[i] = points.get(indices[i]);
    triangles.add(t);
  }
  return triangles;
}