Method onRefreshIdentityStateRequestReceived

Engine/Node.cpp:8983–9034

}

void
Node::onRefreshIdentityStateRequestReceived()
{
    assert( QThread::currentThread() == qApp->thread() );
    if ( (_imp->refreshIdentityStateRequestsCount == 0) || !_imp->effect ) {
        //was already processed
        return;
    }
    _imp->refreshIdentityStateRequestsCount = 0;

    boost::shared_ptr<Project> project = getApp()->getProject();
    double time = project->currentFrame();
    RenderScale scale(1.);
    double inputTime = 0;
    U64 hash = getHashValue();
    bool viewAware =  _imp->effect->isViewAware();
    int nViews = !viewAware ? 1 : project->getProjectViewsCount();
    Format frmt;
    project->getProjectDefaultFormat(&frmt);

    //The one view node might report it is identity, but we do not want it to display it


    bool isIdentity = false;
    int inputNb = -1;
    OneViewNode* isOneView = dynamic_cast<OneViewNode*>( _imp->effect.get() );
    if (!isOneView) {
        for (int i = 0; i < nViews; ++i) {
            int identityInputNb = -1;
            ViewIdx identityView;
            bool isViewIdentity = _imp->effect->isIdentity_public(true, hash, time, scale, frmt, ViewIdx(i), &inputTime, &identityView, &identityInputNb);
            if ( (i > 0) && ( (isViewIdentity != isIdentity) || (identityInputNb != inputNb) || (identityView.value() != i) ) ) {
                isIdentity = false;
                inputNb = -1;
                break;
            }
            isIdentity |= isViewIdentity;
            inputNb = identityInputNb;
            if (!isIdentity) {
                break;
            }
        }
    }

    //Check for consistency across views or then say the effect is not identity since the UI cannot display 2 different states
    //depending on the view


    boost::shared_ptr<NodeGuiI> nodeUi = _imp->guiPointer.lock();
    assert(nodeUi);
    nodeUi->onIdentityStateChanged(isIdentity ? inputNb : -1);
} // Node::onRefreshIdentityStateRequestReceived

void
Node::refreshIdentityState()