Get finger

void HandGesture::getFingerTips(MyImage *m){
    fingerTips.clear();
    int i=0;
    vector<Vec4i>::iterator d=defects[cIdx].begin();
    while( d!=defects[cIdx].end() ) {
        Vec4i& v=(*d);
        int startidx=v[0]; Point ptStart(contours[cIdx][startidx] );
        int endidx=v[1]; Point ptEnd(contours[cIdx][endidx] );
        int faridx=v[2]; Point ptFar(contours[cIdx][faridx] );
        if(i==0){
            fingerTips.push_back(ptStart);
            i++;
        }
        fingerTips.push_back(ptEnd);
        d++;
        i++;
    }
    if(fingerTips.size()==0){
        checkForOneFinger(m);
    }