[Ves] vtkAxesActor

[Aashish Chaudhary]

On Wed, Mar 13, 2013 at 1:38 AM, Pat Marion <pat.marion at kitware.com> wrote:
> That's great!  I'm curious, do the generated axes have colors?
>
> Pat
>
>
> On Wed, Mar 13, 2013 at 3:36 PM, Eduardo Poyart <poyart at gmail.com> wrote:
>>
>> BTW, using vtkAxes, getting the geometry through vtkAxes::GetOutput
>> and setting it in a vesKiwiPolyDataRepresentation worked fine. I have
>> the axes nicely rendering. I added it as another child of my Transform
>> so that it's transformed with my model.

Nice!

>>
>> Eduardo
>>
>>
>> On Tue, Mar 12, 2013 at 10:31 PM, Eduardo Poyart <poyart at gmail.com> wrote:
>> > I'll wait for the Kitware github project then.
>> >
>> > Eduardo
>> >
>> > On Tue, Mar 12, 2013 at 9:28 PM, Aashish Chaudhary
>> > <aashish.chaudhary at kitware.com> wrote:
>> >> On Wed, Mar 13, 2013 at 12:07 AM, Eduardo Poyart <poyart at gmail.com>
>> >> wrote:
>> >>> I can share something soon, not all of my source but the parts that do
>> >>> this change. I'm interested in doing that. I think I can fork
>> >>> Aashish's project on github and put my changes there. Is it kept up to
>> >>> date?
>> >>
>> >> It is. But I am in the process of making VES as part of Kitware repo
>> >> (https://github.com/Kitware). Should be done this week.
>> >> Then we can use merge request to include contributions from folks
>> >> outside kitware.
>> >>
>> >>>
>> >>> However, it's not very general at this point, I have to clean it up.
>> >>
>> >> Sure.
>> >>
>> >>> What I did was: copied the vesKiwiImageWidgetRepresentation to my own
>> >>> ImageWidgetRepresentation, and I handle single touch, two touch, etc
>> >>> instead of sending the events up the chain. I'm currently not using
>> >>> the CameraSpinner because it's too tied to the camera. It would be
>> >>> interesting if it operated on a Transform instead (both the Spinner
>> >>> and the CameraInteractor).
>> >>>
>> >>> I store the model's Transform in this class and I add it to the scene
>> >>> graph above the actor. For the slice picking, I just transform the ray
>> >>> by the inverse model transform before doing the intersection tests.
>> >>
>> >> Nice.
>> >>
>> >>>
>> >>> I don't remember exactly why I had to copy
>> >>> vesKiwiImageWidgetRepresentation instead of subclassing it. In general
>> >>> I found it hard to subclass Kiwi classes, mostly due to needed things
>> >>> being inside Internal, without accessors.
>> >>
>> >> We have a branch that we will merge hopefully soon that will fix this.
>> >>
>> >>>
>> >>> Eduardo
>> >>>
>> >>>
>> >>> On Tue, Mar 12, 2013 at 8:04 PM, Pat Marion <pat.marion at kitware.com>
>> >>> wrote:
>> >>>> Yeah, I guess I should add that the concept exists in the
>> >>>> vesKiwiPlaneWidget, which is used as the clipping plane in the brain
>> >>>> atlas
>> >>>> demo, but it's hasn't been generalized so that you can enable
>> >>>> interaction
>> >>>> for any model.
>> >>>>
>> >>>> Pat
>> >>>>
>> >>>>
>> >>>> On Wed, Mar 13, 2013 at 1:00 PM, Aashish Chaudhary
>> >>>> <aashish.chaudhary at kitware.com> wrote:
>> >>>>>
>> >>>>> On Tue, Mar 12, 2013 at 10:51 PM, Pat Marion
>> >>>>> <pat.marion at kitware.com>
>> >>>>> wrote:
>> >>>>> > Very cool, so I guess you re-routed the touch gestures from the
>> >>>>> > camera
>> >>>>> > to
>> >>>>> > individual models?  Did you use the vesKiwiWidgetRepresentation
>> >>>>> > interface?
>> >>>>> > How about the picking code, did you use the cell picker or
>> >>>>> > something
>> >>>>> > else?
>> >>>>> > Not sure if you are able to share your source, but I'm sure there
>> >>>>> > would
>> >>>>> > be
>> >>>>> > interest in the community to see example code for rotating
>> >>>>> > individual
>> >>>>> > models, because that's not something we've shown in KiwiViewer
>> >>>>> > before.
>> >>>>>
>> >>>>> +1 would be nice to have this feature shown / exists.
>> >>>>>
>> >>>>> >
>> >>>>> > Pat
>> >>>>> >
>> >>>>> >
>> >>>>> > On Wed, Mar 13, 2013 at 12:41 PM, Eduardo Poyart
>> >>>>> > <poyart at gmail.com>
>> >>>>> > wrote:
>> >>>>> >>
>> >>>>> >> Thanks! I'll try with the vtkAxisSource. I changed my system to
>> >>>>> >> keep
>> >>>>> >> the camera fixed and rotate the models (since I need multiple
>> >>>>> >> models
>> >>>>> >> rotating independently). So the model transforms are under my
>> >>>>> >> control.
>> >>>>> >>
>> >>>>> >> Eduardo
>> >>>>> >>
>> >>>>> >>
>> >>>>> >> On Tue, Mar 12, 2013 at 7:37 PM, Pat Marion
>> >>>>> >> <pat.marion at kitware.com>
>> >>>>> >> wrote:
>> >>>>> >> > Hi,
>> >>>>> >> >
>> >>>>> >> > That's correct, the vtkAxisActor is not supported.  Only the
>> >>>>> >> > vtkRenderingCore module is built, the rest of VTK's OpenGL
>> >>>>> >> > rendering
>> >>>>> >> > does
>> >>>>> >> > not support OpenGL ES 2.0.
>> >>>>> >> >
>> >>>>> >> > You can use the vtkAxisSource to generate geometry for a set of
>> >>>>> >> > axes,
>> >>>>> >> > and
>> >>>>> >> > you can render them using VES actors. VES has support for actor
>> >>>>> >> > overlays, if
>> >>>>> >> > you are trying to acheive a corner annotation.  But, there is
>> >>>>> >> > not
>> >>>>> >> > currently
>> >>>>> >> > an example demonstrating how to link a VES actor transform to
>> >>>>> >> > the
>> >>>>> >> > camera
>> >>>>> >> > orientation.
>> >>>>> >> >
>> >>>>> >> > Pat
>> >>>>> >> >
>> >>>>> >> > On Wed, Mar 13, 2013 at 12:32 PM, Eduardo Poyart
>> >>>>> >> > <poyart at gmail.com>
>> >>>>> >> > wrote:
>> >>>>> >> >>
>> >>>>> >> >> Hi,
>> >>>>> >> >>
>> >>>>> >> >> I'm trying to use vtkAxesActor, but vtkAxesActor.h includes
>> >>>>> >> >> vtkRenderingAnnotationModule.h which doesn't exist in the vtk
>> >>>>> >> >> implementation in ves. Are RenderingAnnotations (therefore
>> >>>>> >> >> AxesActors)
>> >>>>> >> >> not supported?
>> >>>>> >> >>
>> >>>>> >> >> Thanks
>> >>>>> >> >> Eduardo
>> >>>>> >> >> _______________________________________________
>> >>>>> >> >> Ves mailing list
>> >>>>> >> >> Ves at public.kitware.com
>> >>>>> >> >> http://public.kitware.com/cgi-bin/mailman/listinfo/ves
>> >>>>> >> >
>> >>>>> >> >
>> >>>>> >
>> >>>>> >
>> >>>>> >
>> >>>>> > _______________________________________________
>> >>>>> > Ves mailing list
>> >>>>> > Ves at public.kitware.com
>> >>>>> > http://public.kitware.com/cgi-bin/mailman/listinfo/ves
>> >>>>> >
>> >>>>>
>> >>>>>
>> >>>>>
>> >>>>> --
>> >>>>> | Aashish Chaudhary
>> >>>>> | R&D Engineer
>> >>>>> | Kitware Inc.
>> >>>>> | www.kitware.com
>> >>>>
>> >>>>
>> >>
>> >>
>> >>
>> >> --
>> >> | Aashish Chaudhary
>> >> | R&D Engineer
>> >> | Kitware Inc.
>> >> | www.kitware.com
>
>



-- 
| Aashish Chaudhary
| R&D Engineer
| Kitware Inc.
| www.kitware.com