public void setSmooth(int level) {
pgl.reqNumSamples = level;
GLCapabilities caps = new GLCapabilities(profile);
caps.setAlphaBits(PGL.REQUESTED_ALPHA_BITS);
caps.setDepthBits(PGL.REQUESTED_DEPTH_BITS);
caps.setStencilBits(PGL.REQUESTED_STENCIL_BITS);
caps.setSampleBuffers(true);
caps.setNumSamples(pgl.reqNumSamples);
caps.setBackgroundOpaque(true);
caps.setOnscreen(true);
NativeSurface target = window.getNativeSurface();
MutableGraphicsConfiguration config =
(MutableGraphicsConfiguration) target.getGraphicsConfiguration();
config.setChosenCapabilities(caps);
}
