void drawToBuff() { Graphics2D g = (Graphics2D) buff.createGraphics(); // g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON); g.setStroke(new BasicStroke(5)); g.setColor(Color.CYAN); g.fillRect(0, 0, Global.WinX, Global.WinY); for (int i = 0; i < terrains.size(); ++i) { terrains.get(i).draw(g); } wrinkle.draw(g); }