Method checkAnimationLevel

Engine/Knob.cpp:3768–3814

}

void
KnobHelper::checkAnimationLevel(ViewSpec view,
                                int dimension)
{
    bool changed = false;

    for (int i = 0; i < _imp->dimension; ++i) {
        if ( (i == dimension) || (dimension == -1) ) {
            AnimationLevelEnum level = eAnimationLevelNone;


            if ( canAnimate() &&
                 isAnimated(i, view) &&
                 getExpression(i).empty() &&
                 getHolder() && getHolder()->getApp() ) {
                CurvePtr c = getCurve(view, i);
                double time = getHolder()->getApp()->getTimeLine()->currentFrame();
                if (c->getKeyFramesCount() > 0) {
                    KeyFrame kf;
                    int nKeys = c->getNKeyFramesInRange(time, time + 1);
                    if (nKeys > 0) {
                        level = eAnimationLevelOnKeyframe;
                    } else {
                        level = eAnimationLevelInterpolatedValue;
                    }
                } else {
                    level = eAnimationLevelNone;
                }
            } else {
                level = eAnimationLevelNone;
            }
            {
                QMutexLocker l(&_imp->animationLevelMutex);
                assert( dimension < (int)_imp->animationLevel.size() );
                if (_imp->animationLevel[i] != level) {
                    changed = true;
                    _imp->animationLevel[i] = level;
                }
            }
        }
    }

    KnobGuiIPtr hasGui = getKnobGuiPointer();
    if ( changed && _signalSlotHandler && hasGui && !hasGui->isGuiFrozenForPlayback() ) {
        _signalSlotHandler->s_animationLevelChanged(view, dimension );
    }
}

AnimationLevelEnum
KnobHelper::getAnimationLevel(int dimension) const