Hi Paul, I'm posting again as I got no reply to this open topic. If I don't get a reply I'll assume the existing code is just fine and you can do what you want using my suggestion of using addChild(), and keep the OSG as is.
Robert. On Thu, Nov 6, 2008 at 3:51 PM, Robert Osfield <[EMAIL PROTECTED]> wrote: > Hi Paul, > > I'm just reviewing your changes now. All they seem to do is an > addChild, which makes me wonder why don't you just do a: > > dragger->addChild(mysubgraph); > > As it's the same thing as > > dragger->setupCustomGeometry(customDragger); > > I also don't understand they this method only takes a MatrixTransform > as a parameter. > > Robert. > > On Sat, Nov 1, 2008 at 12:57 PM, Paul McIntosh > <[EMAIL PROTECTED]> wrote: >> Hi Robert, >> >> No problems. Files attached. Let me know if there are any issues. >> >> Cheers, >> >> Paul >> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] >>> [mailto:[EMAIL PROTECTED] On >>> Behalf Of Robert Osfield >>> Sent: Saturday, 1 November 2008 9:31 PM >>> To: OpenSceneGraph Submissions >>> Subject: Re: >>> [osg-submissions]Dragger::setupCustomGeometry(osg::MatrixTrans >>> form* customxform) >>> >>> Hi Paul, >>> >>> Could you post whole changed files, copy and paste in a email >>> is not appropriate form as it's very prone to errors. >>> >>> Thanks, >>> Robeert. >>> >>> On Sat, Nov 1, 2008 at 11:14 AM, Paul McIntosh >>> <[EMAIL PROTECTED]> wrote: >>> > Hi All, >>> > >>> > This is my first submission so hopefully it will make sense... >>> > >>> > This is a very simple but powerful change to the osgManipulator >>> > "Dragger" class, it allows you to specify your own custom >>> geometry for >>> > a dragger when you create it. The actual osg changes are >>> very simple, >>> > but I have also included an example of how to use it >>> (because that is >>> > the hardest bit). I think the how to use comments should be >>> added to >>> > the Dragger code somewhere (Dragger.cpp?). >>> > >>> > >>> > "Dragger" >>> > >>> > /** Setup custom geometry for dragger. */ void >>> > setupCustomGeometry(osg::MatrixTransform* customxform); >>> > >>> > >>> > "Dragger.cpp" >>> > >>> > /** Setup custom geometry for dragger. */ void >>> > Dragger::setupCustomGeometry(osg::MatrixTransform* customxform) { >>> > addChild(customxform); >>> > } >>> > >>> > "How to use" >>> > >>> > /* Here is an example of using setupCustomGeometry // As >>> before create >>> > the type of dragger that you need dragger = new >>> > osgManipulator::Translate2DDragger(); >>> > >>> > // however instead of calling "dragger->setupDefaultGeometry();" >>> > // create your own geometry to suit your task (refer to >>> > setupDefaultGeometry() for hints) >>> > // an example of a "box" dragger looks like... >>> > osg::ref_ptr<osg::MatrixTransform> customDraggerxform = new >>> > osg::MatrixTransform; osg::ref_ptr<osg::Geode> customDraggerGeode >> = >>> > new osg::Geode; osg::ref_ptr<osg::Box> box = new osg::Box >>> > (osg::Vec3(0.0f,0.0f,0.0f), 400.0f, 2.0f, 400.0f); >>> > osg::ref_ptr<osg::Drawable> drawable = new >>> > osg::ShapeDrawable(box.get()); >>> > //osgManipulator::setDrawableToAlwaysCull(*drawable); // >>> you can make >>> > draggers invisible too >>> > customDraggerGeode->addDrawable(drawable.get()); >>> > customDraggerxform->addChild(customDraggerGeode.get()); >>> > >>> > // once you have your geometry, pass it to the dragger to >>> use as the >>> > pick geometry >>> > dragger->setupCustomGeometry(customDraggerxform.get()); >>> > */ >>> > >>> > Cheers, >>> > >>> > Paul >>> > -- >>> > Paul McIntosh >>> > www.internetscooter.com >>> > >>> > _______________________________________________ >>> > osg-submissions mailing list >>> > [email protected] >>> > >>> >> http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-openscene >>> > graph.org >>> > >>> _______________________________________________ >>> osg-submissions mailing list >>> [email protected] >>> http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-o >>> penscenegraph.org >>> >> >> _______________________________________________ >> osg-submissions mailing list >> [email protected] >> http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-openscenegraph.org >> >> > _______________________________________________ osg-submissions mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-openscenegraph.org
