Hi Can,
Have you posted / published you full example yet? If so could you reply
with a link? Thanks in advance.
Best regards,
John
On Mon, Aug 3, 2015 at 4:57 PM, Can Olcek <can.ol...@gmail.com> wrote:
> Hi Sebastian,
>
> I have almost completed the example. My original implementation is a
> little bit complex than this. Thanks to the couple of private replies and
> discussion, I will post it tomorrow.
>
> But for keyboard inputs, I'm using an event filter.
>
> Something like this:
>
>
> Code:
>
>
> class QInputFilter : public QObject
> {
> Q_OBJECT
>
> protected:
> bool eventFilter(QObject *obj, QEvent *event);
>
> void onKeyPress(QKeyEvent *e);
> void onKeyRelease(QKeyEvent *e);
> };
>
> bool QInputFilter::eventFilter(QObject *obj, QEvent *event)
> {
> switch(event->type())
> {
> case QEvent::KeyPress:
> onKeyPress(static_cast<QKeyEvent *>(event));
> break;
> case QEvent::KeyRelease:
> onKeyRelease(static_cast<QKeyEvent *>(event));
> break;
> }
>
> return QObject::eventFilter(obj, event);
> }
>
> void QInputFilter::onKeyPress(QKeyEvent *e)
> {
> if(e->isAutoRepeat())
> {
> e->ignore();
> return;
> }
>
> unsigned int key = e->key();
> // add pressed keys and add changed keys for current frame
> // renderwidget will clear changed keys at the end of frame
> Input::PrivateAccess::pressedKeys().insert(key);
> Input::PrivateAccess::changedKeys().insert(key);
>
> e->accept();
> }
>
> void QInputFilter::onKeyPress(QKeyEvent *e)
> {
> if(e->isAutoRepeat())
> {
> e->ignore();
> return;
> }
>
> unsigned int key = e->key();
> // remove released keys and add changed keys for current frame
> // renderwidget will clear changed keys at the end of frame
> Input::PrivateAccess::pressedKeys().erase(e->key());
> Input::PrivateAccess::changedKeys().insert(e->key());
>
> e->accept();
> }
>
>
>
>
>
> Add input listener to your Qt app:
>
>
> Code:
>
>
> sdt::Author::QInputFilter inputFilter;
> app.installEventFilter(&inputFilter);
>
>
>
>
>
> I have almost fully static Input class to access keys and mouse states
> during each frame (paintGL()) I've actually tried to implement Unity3D like
> approach so inside cull or update traversal I can use Input::getButton(),
> Input::getKey(), Input::isKeyUp(), etc. methods.
>
> I can add full implemention of this to my full example.
>
> Cheers,
> Can
>
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=64591#64591
>
>
>
>
>
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