face tracking

ofPolyline leftEye, rightEye, leftEyebrow, rightEyebrow, noseBridge, noseBase, innerMouth, outerMouth, jaw;

leftEye = tracker.getImageFeature(ofxFaceTracker::LEFT_EYE);
rightEye = tracker.getImageFeature(ofxFaceTracker::RIGHT_EYE);
leftEyebrow = tracker.getImageFeature(ofxFaceTracker::LEFT_EYEBROW);
rightEyebrow = tracker.getImageFeature(ofxFaceTracker::RIGHT_EYEBROW);
noseBridge = tracker.getImageFeature(ofxFaceTracker::NOSE_BRIDGE);
noseBase = tracker.getImageFeature(ofxFaceTracker::NOSE_BASE);
innerMouth = tracker.getImageFeature(ofxFaceTracker::INNER_MOUTH);
outerMouth = tracker.getImageFeature(ofxFaceTracker::OUTER_MOUTH);
jaw = tracker.getImageFeature(ofxFaceTracker::JAW);

for (int i=0; i<jawVertices.size(); i++) {
    ofPoint p = jawVertices[i];
    ofCircle(p.x, p.y, 30);
}