Solved:
https://github.com/eco-info/osgCookbook/blob/master/outros/terreno1/terreno1.cpp
On Wednesday, January 16, 2019 at 2:04:12 PM UTC-2, Rodrigo Dias wrote:
>
> Thank you, Glenn, but this part was already solved.
>
> About sending the camera's coordinates to screen text, I've found a
> solution elsewhere:
>
>
> Code:
> Vec3f eye;
> while ( !viewer.done() ) {
> eye =
> viewer.getCamera()->getInverseViewMatrix().getTrans();
> text1->setText((L"Heading: " +
> to_wstring(eye.x())).c_str());
> text2->setText((L"Pitch: " +
> to_wstring(eye.y())).c_str());
> text3->setText((L"Roll: " +
> to_wstring(eye.z())).c_str());
> viewer.frame();
> }
>
>
>
>
> or
>
>
> Code:
> Vec3f eye, center, up;
> while ( !viewer.done() ) {
> viewer.getCamera()->getViewMatrixAsLookAt( eye, center, up
> );
> text1->setText((L"Heading: " +
> to_wstring(eye.x())).c_str());
> text2->setText((L"Pitch: " +
> to_wstring(eye.y())).c_str());
> text3->setText((L"Roll: " +
> to_wstring(eye.z())).c_str());
> viewer.frame();
> }
>
>
>
>
> Now the numbers change as I move the scene around using
> TrackballManipulator. However, the keys don't change any number when I use
> FirstPersonManipulator. I tried to look at the source code for examples:
>
>
> > grep -nrw . -e 'FirstPersonManipulator' --include=*.cpp
>
>
> but this only returns lines from osgGA/FirstPersonManipulator.cpp
>
> How can I know how to use FirstPersonManipulator without a program that
> uses it?
>
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=75499#75499
>
>
>
>
>
> _______________________________________________
> osg-users mailing list
> osg-users@lists.openscenegraph.org
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>
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