ImageIO.write(canvas3D.getOffScreenBuffer().getRenderedImage(), "png", output); } catch (IOException e) { e.printStackTrace();
offCanvas.renderOffScreenBuffer(); offCanvas.waitForOffScreenRendering(); bImage = offCanvas.getOffScreenBuffer().getImage();
offScreenCanvas3D.renderOffScreenBuffer(); offScreenCanvas3D.waitForOffScreenRendering(); bImage = offScreenCanvas3D.getOffScreenBuffer().getImage();