[vtkusers] Volume Data
david bahn
bahndavid2006 at gmail.com
Tue Sep 3 07:34:57 EDT 2013
Hi,
I just want to ask you, what is meaning of volume data in images.
David
On Mon, Sep 2, 2013 at 6:00 PM, <vtkusers-request at vtk.org> wrote:
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> Today's Topics:
>
> 1. VTK 6.0 and .NET Wrapper (fasth)
> 2. volume rendering (R R)
> 3. Triangulation (R R)
> 4. Finding Distance (safna)
> 5. Fwd: Finding Distance (safna)
> 6. Re: plot a huge amount of spheres (curator)
> 7. Re: Fwd: Finding Distance (Max)
> 8. Re: VTK 6.0 and .NET Wrapper (Max)
> 9. Re: Volume Outline on the surface (david bahn)
> 10. Re: Volume Outline on the surface (Bill Lorensen)
> 11. Re: Fwd: Finding Distance (safna)
> 12. Re: Fwd: Finding Distance (Bill Lorensen)
> 13. Libraries (Altamash Abbasi)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 1 Sep 2013 13:28:20 -0700 (PDT)
> From: fasth <in307 at yandex.ru>
> Subject: [vtkusers] VTK 6.0 and .NET Wrapper
> To: vtkusers at vtk.org
> Message-ID: <1378067300513-5723190.post at n5.nabble.com>
> Content-Type: text/plain; charset=us-ascii
>
> As I founded last version of .NET wrapper is for VTK 5.8.
> Is there any way to use VTK 6.0 in .NET?
> Are you going to continue support of .NET of its done and 5.8 is considered
> to be last?
>
> Thanks.
>
>
>
> --
> View this message in context:
> http://vtk.1045678.n5.nabble.com/VTK-6-0-and-NET-Wrapper-tp5723190.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
>
>
> ------------------------------
>
> Message: 2
> Date: Sun, 1 Sep 2013 16:13:45 -0700 (PDT)
> From: R R <rrane at rocketmail.com>
> Subject: [vtkusers] volume rendering
> To: "vtkusers at vtk.org" <vtkusers at vtk.org>
> Message-ID:
> <1378077225.40691.YahooMailNeo at web162804.mail.bf1.yahoo.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Hello everybody,
>
> I'm having a problem with volume rendering. I have a 100*100*100 matrix. I
> have the RGB and opacity values corresponding to each voxel. But I don't
> know how to visualize my data using vtk. Could you please help me with that?
>
> I have searched but I see that in most cases mappers and filters are used
> to generate the volume from a surface. But in my case I have a whole data
> and want to just visualize it. Any advise?
>
> Any help and information will be greatly appreciated.
>
> Thank you,
> Rane
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> ------------------------------
>
> Message: 3
> Date: Sun, 1 Sep 2013 23:32:07 -0700 (PDT)
> From: R R <rrane at rocketmail.com>
> Subject: [vtkusers] Triangulation
> To: "vtkusers at vtk.org" <vtkusers at vtk.org>
> Message-ID:
> <1378103527.18013.YahooMailNeo at web162806.mail.bf1.yahoo.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Hello everybody,
>
> I've used Delaunay2D on a point cloud data of a face to create a
> triangulated mesh but the result doesn't look good. Could any body please
> help me why the result look like this? (I have attached an image of the
> result)
>
> Any help will be greatly appreciated!
>
> Thank you so much,
> Rane
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> ------------------------------
>
> Message: 4
> Date: Mon, 2 Sep 2013 15:02:27 +0530
> From: safna <safna.royal10 at gmail.com>
> Subject: [vtkusers] Finding Distance
> To: vtkusers at vtk.org
> Message-ID:
> <
> CAC0f8ZSEa-jHgWZxqXp-h7TLwR1wjuoZ+enr-qTYfGgNK4c6Gg at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Dear All,
>
>
>
> how to find the distance between two object in vtk??
> like a line source and sphere source...how can i get the closest distance
> between two objects
>
>
>
> Thank you,
>
>
> Safna
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> ------------------------------
>
> Message: 5
> Date: Mon, 2 Sep 2013 16:10:41 +0530
> From: safna <safna.royal10 at gmail.com>
> Subject: [vtkusers] Fwd: Finding Distance
> To: vtkusers at vtk.org
> Message-ID:
> <
> CAC0f8ZQxOOd+FATW_i5Bh1eB7CXeuQW3ON0HEFDYBz_M9MN5MA at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> ---------- Forwarded message ----------
> From: safna <safna.royal10 at gmail.com>
> Date: Mon, Sep 2, 2013 at 3:02 PM
> Subject: Finding Distance
> To: vtkusers at vtk.org
>
>
>
> Dear All,
>
>
>
> how to find the distance between two object in vtk??
> like a line source and sphere source...how can i get the closest distance
> between two objects and the minimum distance points in two objects...
>
>
>
> Thank you,
>
>
> Safna
>
>
>
>
>
> --
>
> Keep Smiling !!!
>
>
> safna
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> ------------------------------
>
> Message: 6
> Date: Mon, 02 Sep 2013 13:25:29 +0200
> From: curator <curator at gmx.de>
> Subject: Re: [vtkusers] plot a huge amount of spheres
> To: vtkusers at vtk.org
> Message-ID: <522475A9.9010306 at gmx.de>
> Content-Type: text/plain; charset="iso-8859-1"; Format="flowed"
>
> Sry for disturbing again, but does noone have an idea about that?
>
> regards,
> curator
>
> Am 26.08.2013 15:04, schrieb curator:
> > Hi and thanks for your help.
> >
> > I read some pages about vtkGlyph3D and came up up with following
> solution.
> >
> > m_vtkCenterPoints = vtkPoints::New();
> > m_vtkCenterPolyData = vtkPolyData::New();
> > m_vtkSphereSource = vtkSphereSource::New();
> > m_vtkGlyph3D = vtkGlyph3D::New();
> >
> > m_vtkCenterPolyData->SetPoints(m_vtkCenterPoints);
> > m_vtkGlyph3D->SetSourceConnection(m_vtkSphereSource->GetOutputPort());
> > m_vtkGlyph3D->SetInputData(m_vtkCenterPolyData);
> > m_vtkGlyph3D->GeneratePointIdsOn();
> >
> > m_vtkMapper->SetInputConnection(m_vtkGlyph3D->GetOutputPort());
> >
> > ....
> > addData(...)
> > {
> >
> m_vtkCenterPoints->InsertNextPoint(i_Position.x,i_Position.y,i_Position.z);
> > m_Data.push_back("I am some information");
> > }
> > .....
> > m_vtkGlyph3D->Update();
> >
> > So, this works. I have to point out that I have different vtkGlyphs
> > plotted simultainiously. Nevertheless, I now would like to use a
> > picker, which means that I would like give some text output of the
> > current sphere.
> >
> > Therefore, during mouseover, I already managed to determine the
> > current vtkActor and, hence, are already in the "correct" glyph. Now
> > my idea is, that during the "addData" call, a stl::vector is filled
> > with information. The number of elements should be identical to the
> > number of points, as both is extended by one with each call. My aim is
> > something like
> >
> > ...
> > int ID = i_dont_know() // id of current sphere
> > printf("Your information is %d\n",m_Data[ID]);
> > ...
> > I tried around with vtkCellPicker and vtkPointPicker, which seem to
> > work in general, but are not very accurate, which means that some
> > sometimes come up with wrong data as output.
> > if ( m_PointPicker->Pick( i_X, i_Y, 0, i_Renderer ) )
> > {
> > // something is picked
> > int ID2 =m_PointPicker->GetPointId();
> >
> > vtkDataArray *p_Array =
> > m_vtkGlyph3D->GetOutput()->GetPointData()->GetArray("InputPointIds");
> > int ID = int(p_Array->GetTuple1(p_ID2 ));
> > }
> > or
> > if ( m_CellPicker->Pick( i_X, i_Y, 0, i_Renderer ) )
> > {
> > // something is picked
> > int ID2 =m_CellPicker->GetCellId();
> >
> > vtkDataArray *p_Array =
> > m_vtkGlyph3D->GetOutput()->GetPointData()->GetArray("InputPointIds");
> > int ID = int(p_Array->GetTuple1(p_ID2 ));
> > }
> >
> > Is there a more correct approach?
> >
> > regards,
> > curator
> > Am 22.08.2013 16:55, schrieb David E DeMarle:
> >> Use a vtkPolyData with points on the locations, and a VTK_VERTEX cell
> >> refering to each one.
> >>
> >> Then send that into vtkGlyph to have the CPU makes the spheres which
> >> then get send to the card.
> >>
> >> Better yet, draw it with vtkGlyph3dMapper to make the spheres via
> >> vertex programs on the GPU instead of the CPU.
> >>
> >> Better still, bring ParaView's point sprite plugin over, which will
> >> draw the spheres via fragment programs on the GPU.
> >>
> >>
> >> David E DeMarle
> >> Kitware, Inc.
> >> R&D Engineer
> >> 21 Corporate Drive
> >> Clifton Park, NY 12065-8662
> >> Phone: 518-881-4909
> >>
> >>
> >> On Thu, Aug 22, 2013 at 10:45 AM, Gib Bogle <g.bogle at auckland.ac.nz
> >> <mailto:g.bogle at auckland.ac.nz>> wrote:
> >>
> >> You need only multiple actors, all using the same mapper.
> >>
> >>
> >> On 23/08/2013 2:39 a.m., curator wrote:
> >>
> >> Hi all,
> >>
> >> I am able to draw a vtkSphere with its own vtkSphere,
> >> vtkActor and vtkMapper equipped together. Now if I need
> >> several spheres, I add multiple instances of this stuff for
> >> each sphere and add them all up to the same renderer - so
> >> far, so good.
> >>
> >> Now I need to draw a really huge amount of spheres, which are
> >> all identical except the position. Is there any more
> >> efficient way to to that than just creating N vtkActors, N
> >> vtkMappers and N vtkSpheres?
> >>
> >> regards,
> >> curator
> >> _______________________________________________
> >> Powered by www.kitware.com <http://www.kitware.com>
> >>
> >> Visit other Kitware open-source projects at
> >> http://www.kitware.com/opensource/opensource.html
> >>
> >> Please keep messages on-topic and check the VTK FAQ at:
> >> http://www.vtk.org/Wiki/VTK_FAQ
> >>
> >> Follow this link to subscribe/unsubscribe:
> >> http://www.vtk.org/mailman/listinfo/vtkusers
> >>
> >>
> >>
> >> --
> >> Dr. Gib Bogle
> >> Senior Research Fellow
> >> Auckland Bioengineering Institute
> >> University of Auckland
> >> New Zealand
> >>
> >> http://www.bioeng.auckland.ac.nz
> >>
> >> g.bogle at auckland.ac.nz <mailto:g.bogle at auckland.ac.nz>
> >> (64-9) 373-7599 Ext. 87030
> >>
> >>
> >> _______________________________________________
> >> Powered by www.kitware.com <http://www.kitware.com>
> >>
> >> Visit other Kitware open-source projects at
> >> http://www.kitware.com/opensource/opensource.html
> >>
> >> Please keep messages on-topic and check the VTK FAQ at:
> >> http://www.vtk.org/Wiki/VTK_FAQ
> >>
> >> Follow this link to subscribe/unsubscribe:
> >> http://www.vtk.org/mailman/listinfo/vtkusers
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> Powered bywww.kitware.com
> >>
> >> Visit other Kitware open-source projects athttp://
> www.kitware.com/opensource/opensource.html
> >>
> >> Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
> >>
> >> Follow this link to subscribe/unsubscribe:
> >> http://www.vtk.org/mailman/listinfo/vtkusers
> >
> >
> >
> > _______________________________________________
> > Powered by www.kitware.com
> >
> > Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
> >
> > Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
> >
> > Follow this link to subscribe/unsubscribe:
> > http://www.vtk.org/mailman/listinfo/vtkusers
>
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> ------------------------------
>
> Message: 7
> Date: Mon, 2 Sep 2013 04:45:27 -0700 (PDT)
> From: Max <smapersmaper at gmail.com>
> Subject: Re: [vtkusers] Fwd: Finding Distance
> To: vtkusers at vtk.org
> Message-ID: <1378122327911-5723196.post at n5.nabble.com>
> Content-Type: text/plain; charset=us-ascii
>
>
> http://www.vtk.org/Wiki/VTK/Examples/Cxx/SimpleOperations/DistanceBetweenPoints
>
>
>
> --
> View this message in context:
> http://vtk.1045678.n5.nabble.com/Finding-Distance-tp5723193p5723196.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
>
>
> ------------------------------
>
> Message: 8
> Date: Mon, 2 Sep 2013 05:04:47 -0700 (PDT)
> From: Max <smapersmaper at gmail.com>
> Subject: Re: [vtkusers] VTK 6.0 and .NET Wrapper
> To: vtkusers at vtk.org
> Message-ID: <1378123487331-5723197.post at n5.nabble.com>
> Content-Type: text/plain; charset=us-ascii
>
> Hi fasth,
> I'm using activiz which is a .Net wrapper above vtk.
> As you said it uses vtk 5.8, and I already asked about it in this forum -
> no, no planning for developing vtk 6 for activiz in the near future...
> It is really sad, since many cool features are present in vtk 6 and lack in
> 5.8 and some people even tried to convince me to develop in c++,
> it is sad for activiz project, since if the support for it is discontinued,
> all the huge efford until version 5.8 will be a waste (in a few months no
> one will want to develop with vtk 5.8)
> It is also sad for all the .Net developers since it can be a huge factor
> for
> them not to use vtk at all.
> I hope that kitware developers will reconsider their decision, since many
> developers today are used to develop in .Net.
>
> Max
>
>
>
> --
> View this message in context:
> http://vtk.1045678.n5.nabble.com/VTK-6-0-and-NET-Wrapper-tp5723190p5723197.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
>
>
> ------------------------------
>
> Message: 9
> Date: Mon, 2 Sep 2013 14:09:29 +0200
> From: david bahn <bahndavid2006 at gmail.com>
> Subject: Re: [vtkusers] Volume Outline on the surface
> To: Bill Lorensen <bill.lorensen at gmail.com>, vtkusers at vtk.org
> Message-ID:
> <CAD5JttJ9rY5tjrxJ+zW1PhhVXMHz7Dvusu=-=
> fT9Mgz-67yzmg at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hi,
> Here volume outline means, i have to create the volume outline of the
> data, like it is given in the on right side figure
>
> http://www.it.uu.se/edu/course/homepage/vetvis/ht11/ComputerExercises/assignment2.shtml
> ,
> can anybody tell how can i do this? note: i cannot use vtkwidget class
> here.
>
>
> On Fri, Aug 30, 2013 at 2:28 PM, Bill Lorensen <bill.lorensen at gmail.com
> >wrote:
>
> > What is the volume outline?
> >
> >
> >
> > On Fri, Aug 30, 2013 at 8:24 AM, david bahn <bahndavid2006 at gmail.com
> >wrote:
> >
> >> Hi All,
> >> Anybody can tell me, how can we show the volume outline on the
> >> surface(or polydata).
> >>
> >>
> >> david
> >>
> >> _______________________________________________
> >> Powered by www.kitware.com
> >>
> >> Visit other Kitware open-source projects at
> >> http://www.kitware.com/opensource/opensource.html
> >>
> >> Please keep messages on-topic and check the VTK FAQ at:
> >> http://www.vtk.org/Wiki/VTK_FAQ
> >>
> >> Follow this link to subscribe/unsubscribe:
> >> http://www.vtk.org/mailman/listinfo/vtkusers
> >>
> >>
> >
> >
> > --
> > Unpaid intern in BillsBasement at noware dot com
> >
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> ------------------------------
>
> Message: 10
> Date: Mon, 2 Sep 2013 08:12:19 -0400
> From: Bill Lorensen <bill.lorensen at gmail.com>
> Subject: Re: [vtkusers] Volume Outline on the surface
> To: david bahn <bahndavid2006 at gmail.com>
> Cc: VTK Users <vtkusers at vtk.org>
> Message-ID:
> <
> CADZJ4hM5ougKzcp+n5oNkAKX_6D7C0_6A8nkyY+YKXudagf2YQ at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> http://vtk.org/Wiki/VTK/Examples/Cxx/PolyData/Outline
>
>
> On Mon, Sep 2, 2013 at 8:09 AM, david bahn <bahndavid2006 at gmail.com>
> wrote:
> > Hi,
> > Here volume outline means, i have to create the volume outline of the
> > data, like it is given in the on right side figure
> >
> http://www.it.uu.se/edu/course/homepage/vetvis/ht11/ComputerExercises/assignment2.shtml
> > , can anybody tell how can i do this? note: i cannot use vtkwidget class
> > here.
> >
> >
> > On Fri, Aug 30, 2013 at 2:28 PM, Bill Lorensen <bill.lorensen at gmail.com>
> > wrote:
> >>
> >> What is the volume outline?
> >>
> >>
> >>
> >> On Fri, Aug 30, 2013 at 8:24 AM, david bahn <bahndavid2006 at gmail.com>
> >> wrote:
> >>>
> >>> Hi All,
> >>> Anybody can tell me, how can we show the volume outline on the
> >>> surface(or polydata).
> >>>
> >>>
> >>> david
> >>>
> >>> _______________________________________________
> >>> Powered by www.kitware.com
> >>>
> >>> Visit other Kitware open-source projects at
> >>> http://www.kitware.com/opensource/opensource.html
> >>>
> >>> Please keep messages on-topic and check the VTK FAQ at:
> >>> http://www.vtk.org/Wiki/VTK_FAQ
> >>>
> >>> Follow this link to subscribe/unsubscribe:
> >>> http://www.vtk.org/mailman/listinfo/vtkusers
> >>>
> >>
> >>
> >>
> >> --
> >> Unpaid intern in BillsBasement at noware dot com
> >
> >
>
>
>
> --
> Unpaid intern in BillsBasement at noware dot com
>
>
> ------------------------------
>
> Message: 11
> Date: Mon, 2 Sep 2013 17:52:43 +0530
> From: safna <safna.royal10 at gmail.com>
> Subject: Re: [vtkusers] Fwd: Finding Distance
> To: Max <smapersmaper at gmail.com>, vtkusers at vtk.org
> Message-ID:
> <CAC0f8ZQY=RLdAy=
> fndKoQFzRNOs1GiN1B14nvuhNL8qa708KFg at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Dear Max
>
>
> I want to get the closest distance between two object like a line source
> and sphere source not the distance between two points
>
>
>
>
> Thank You,
>
> safna
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> ------------------------------
>
> Message: 12
> Date: Mon, 2 Sep 2013 08:23:50 -0400
> From: Bill Lorensen <bill.lorensen at gmail.com>
> Subject: Re: [vtkusers] Fwd: Finding Distance
> To: Max <smapersmaper at gmail.com>
> Cc: VTK Users <vtkusers at vtk.org>
> Message-ID:
> <CADZJ4hNWyfH3M_dyuphoads2j0Whq4qg=
> 9ZrS1UVLtbFz3uuZA at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> http://vtk.org/Wiki/VTK/Examples/Cxx/PolyData/DistancePolyDataFilter
>
>
> On Mon, Sep 2, 2013 at 7:45 AM, Max <smapersmaper at gmail.com> wrote:
> >
> http://www.vtk.org/Wiki/VTK/Examples/Cxx/SimpleOperations/DistanceBetweenPoints
> >
> >
> >
> > --
> > View this message in context:
> http://vtk.1045678.n5.nabble.com/Finding-Distance-tp5723193p5723196.html
> > Sent from the VTK - Users mailing list archive at Nabble.com.
> > _______________________________________________
> > Powered by www.kitware.com
> >
> > Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
> >
> > Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
> >
> > Follow this link to subscribe/unsubscribe:
> > http://www.vtk.org/mailman/listinfo/vtkusers
>
>
>
> --
> Unpaid intern in BillsBasement at noware dot com
>
>
> ------------------------------
>
> Message: 13
> Date: Mon, 2 Sep 2013 20:58:08 +0500
> From: Altamash Abbasi <altamashabbasi at gmail.com>
> Subject: [vtkusers] Libraries
> To: "vtkusers at vtk.org" <vtkusers at vtk.org>
> Message-ID:
> <CACmdbMPVvtDERV+XUSAYZkJy1=
> pu3yBKuFGKOJqWFzxLx9KQDA at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> I want to learn all the libraries of VTK and their functions . . . which
> tutorial/web address/books will help me . . .
>
> Thanxalot
> Altamash Abbasi
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> ------------------------------
>
> _______________________________________________
> vtkusers mailing list
> vtkusers at vtk.org
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>
> End of vtkusers Digest, Vol 113, Issue 1
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