Exemplo n.º 1
0
    private void cloudWithoutColor(VectorFloat maxPoint, VectorFloat minPoint)
        throws NullPointerException {
      float x, y, z;
      for (int i = 1; i < totalPoints; i++) {
        x = buffer.getFloat(i * 12);
        y = buffer.getFloat((i * 12) + 4);
        z = buffer.getFloat((i * 12) + 8);

        if (x > maxPoint.getX()) maxPoint.setX(x);
        if (y > maxPoint.getY()) maxPoint.setY(y);
        if (z > maxPoint.getZ()) maxPoint.setZ(z);
        if (x < minPoint.getX()) minPoint.setX(x);
        if (y < minPoint.getY()) minPoint.setY(y);
        if (z < minPoint.getZ()) minPoint.setZ(z);
      }
    }
Exemplo n.º 2
0
    @Override
    public void run() {
      VectorFloat maxPoint = new VectorFloat(3);
      VectorFloat minPoint = new VectorFloat(3);
      maxPoint.setX(buffer.getFloat(0));
      maxPoint.setY(buffer.getFloat(4));
      maxPoint.setZ(buffer.getFloat(8));
      minPoint.setX(maxPoint.getX());
      minPoint.setY(maxPoint.getY());
      minPoint.setZ(maxPoint.getZ());

      // Esse try/catch aqui está pois uma vez o aplicativo deu crash sem explicação.
      // Deu a exceção NullPointerException na 4ª linha do método cloudWithColor.
      try {
        if (mPointCloudWithColor) cloudWithColor(maxPoint, minPoint);
        else cloudWithoutColor(maxPoint, minPoint);
      } catch (NullPointerException e) {
        initSomePoints();
        run();
      }

      mediumPoint.setX((maxPoint.getX() + minPoint.getX()) * 0.5f);
      mediumPoint.setY((maxPoint.getY() + minPoint.getY()) * 0.5f);
      mediumPoint.setZ((maxPoint.getZ() + minPoint.getZ()) * 0.5f);

      byte option = 0x00;
      float maxP_X = Math.abs(maxPoint.getX()), minP_X = Math.abs(minPoint.getX());
      float maxP_Y = Math.abs(maxPoint.getY()), minP_Y = Math.abs(minPoint.getY());
      if (maxP_X > minP_X && maxP_X > maxP_Y && maxP_X > minP_Y) option = 0x01;
      else if (minP_X > maxP_X && minP_X > maxP_Y && minP_X > minP_Y) option = 0x02;
      else if (maxP_Y > maxP_X && maxP_Y > minP_Y && maxP_Y > minP_Y) option = 0x04;
      else option = 0x08;

      if ((option & 0x01) != 0) zoomNeeded = -(maxP_X + mediumPoint.norm());
      else if ((option & 0x02) != 0) zoomNeeded = -(minP_X + mediumPoint.norm());
      else if ((option & 0x04) != 0) zoomNeeded = -(maxP_Y + mediumPoint.norm());
      else zoomNeeded = -(minP_Y + mediumPoint.norm());

      synchronized (this) {
        mediumPointCalculated = true;
        notify();
      }
    }