Have you tried just removing the property "LockSampleDistanceToInputSpacing" from the XML?
Utkarsh On Thu, Feb 19, 2009 at 5:26 PM, Biao She <[email protected]> wrote: > Thanks very much for your help, Utkarsh. > The "OpenGLVolumeTextureMapper3D" works right now. > Just for future reference, here are instructions to make a volume mapper > available in paraview: > 1. open the rendering.xml file at the > "/$Paraveiw-Source-Directory/Servers/ServerManager/ > Resources" directory. > 2. copy the SourceProxy definition of "FixedPointVolumeRayCastMapper", paste > it after the definition and made the following changes: (the bold ones are > the places where I made changes ) > <SourceProxy name="OpenGLVolumeTextureMapper3D" > class="vtkOpenGLVolumeTextureMapper3D"> > <InputProperty > name="Input" > command="SetInputConnection"> > <DataTypeDomain name="input_type"> > <DataType value="vtkImageData"/> > </DataTypeDomain> > </InputProperty> > <StringVectorProperty > name="SelectScalarArray" > command="SelectScalarArray" > number_of_elements="1" > animateable="0"> > <ArrayListDomain name="array_list" attribute_type="Scalars"> > <RequiredProperties> > <Property name="Input" function="Input"/> > </RequiredProperties> > </ArrayListDomain> > </StringVectorProperty> > <IntVectorProperty > name="ScalarMode" > command="SetScalarMode" > default_values="3" > number_of_elements="1" > animateable="0"> > <EnumerationDomain name="enum"> > <Entry value="0" text="Default"/> > <Entry value="1" text="PointData"/> > <Entry value="2" text="CellData"/> > <Entry value="3" text="PointFieldData"/> > <Entry value="4" text="CellFieldData"/> > </EnumerationDomain> > </IntVectorProperty> > <IntVectorProperty > name="LockSampleDistanceToInputSpacing" > command="SetLockSampleDistanceToInputSpacing" > default_values="1" > number_of_elements="1" > animateable="0"> > <BooleanDomain name="bool" /> > </IntVectorProperty> > <!-- End of FixedPointVolumeRayCastMapper --> > </SourceProxy> > 3. find the SubProxy of VolumeFixedPointRayCastMapper, make the following > change (bold): > <SubProxy> > <Proxy name="VolumeFixedPointRayCastMapper" > proxygroup="mappers" > proxyname="OpenGLVolumeTextureMapper3D"> > </Proxy> > <ExposedProperties> > <Property name="LockSampleDistanceToInputSpacing" /> > </ExposedProperties> > </SubProxy> > 4. find the header file of vtkOpenGLVolumeTextureMapper3D at the > "/$Paraveiw-Source-Directory/VTK/VolumeRendering/" directory. > add "vtkSetClampMacro( LockSampleDistanceToInputSpacing, int, 0, 1 );" as > public method, > add "int LockSampleDistanceToInputSpacing;" as a protected variable. > 5. compile your program and go. > > I understand that "vtkOpenGLVolumeTextureMapper3D" mapper doesn't need a > property of "LockSampleDistanceToInputSpacing", but this is the fastest way > for me to make the mapper works. > Any clue about how to get rid of the variable? > Thanks again for all the helps! > > Biao > > On Thu, Feb 19, 2009 at 2:35 PM, Utkarsh Ayachit > <[email protected]> wrote: >> >> No, unless you changed the name for the subproxy which is the "name" >> in <SubProxy><Proxy name=".." /></SubProxy>. I'll leave that as is so >> the vtkSMUniformGridVolumeRepresentationProxy will just work. >> >> On Thu, Feb 19, 2009 at 4:33 PM, Biao She <[email protected]> wrote: >> > Sorry, please ignore the first question. I know what you mean right now. >> > But, please look at the second question: >> > "Also, I notice that in the vtkSMUniformGridVolumeRepresen >> > tationProxy.cxx file (Servers/ServerManager/), between line 100~117, >> > there >> > are some code specifically related to VolumeFixedPointRayCastMapper, do >> > I >> > need to change these codes too?" >> > >> > Thanks, >> > >> > Biao >> > >> > On Thu, Feb 19, 2009 at 2:27 PM, Biao She <[email protected]> wrote: >> >> >> >> I didn't add a new proxy definition for "OpenGLVolumeTextureMapper3D". >> >> Instead, I change the definition for "VolumeFixedPointRayCastMapper" to >> >> something like that: >> >> <SubProxy> >> >> <Proxy name="VolumeFixedPointRayCastMapper" >> >> proxygroup="mappers" >> >> proxyname="OpenGLVolumeTextureMapper3D"> >> >> </Proxy> >> >> </SubProxy> >> >> It didn't work. >> >> By now, I have tried to add a new proxy definition for >> >> "OpenGLVolumeTextureMapper3D", but I got the same error message. The >> >> following is the XML proxy I wrote: >> >> <SubProxy> >> >> <Proxy name="VolumeOpenGLTexture3DMapper" >> >> proxygroup="mappers" >> >> proxyname="OpenGLVolumeTextureMapper3D"> >> >> </Proxy> >> >> <ExposedProperties> >> >> <Property name="SampleDistance" /> >> >> </ExposedProperties> >> >> </SubProxy> >> >> I am wondering if I understand you incorrect. >> >> Also, I notice that in the >> >> vtkSMUniformGridVolumeRepresentationProxy.cxx >> >> file (Servers/ServerManager/), between line 100~117, there are some >> >> code >> >> specifically related to VolumeFixedPointRayCastMapper, do I need to >> >> change >> >> these codes too? >> >> >> >> Thanks very much for your help. >> >> >> >> Biao >> >> >> >> >> >> >> >> On Thu, Feb 19, 2009 at 12:57 PM, Utkarsh Ayachit >> >> <[email protected]> wrote: >> >>> >> >>> Did you add a new proxy definition for the >> >>> "OpenGLVolumeTextureMapper3D" proxy? Look at the definition for >> >>> "VolumeFixedPointRayCastMapper" (it's further down in the file). >> >>> You'll need to add a similar one for the "OpenGLVolumeTextureMapper3D" >> >>> proxy. >> >>> >> >>> On Thu, Feb 19, 2009 at 2:55 PM, Biao She <[email protected]> wrote: >> >>> > Thanks for your help. >> >>> > I have tried to change "FixedPointVolumeRayCastMapper to something >> >>> > else" in >> >>> > the XML file. However, it still didn't work. >> >>> > I am pretty new to these XML files. To the best of my knowledge, I >> >>> > changed >> >>> > the XML file to: >> >>> > <SubProxy> >> >>> > <Proxy name="VolumeFixedPointRayCastMapper" >> >>> > proxygroup="mappers" >> >>> > proxyname="OpenGLVolumeTextureMapper3D"> >> >>> > </Proxy> >> >>> > </SubProxy> >> >>> > I simply delete the "ExposedProperties" part for this mapper, >> >>> > because I >> >>> > don't know how to decide which property should be exposed. >> >>> > After those changes, I opened the iron_protein.vtk data with >> >>> > paraview. >> >>> > Here >> >>> > is the error message I got: >> >>> > >> >>> > Unhandled exception at 0x0519e423(vtkPVServerManager.dll) in >> >>> > paraview.exe: >> >>> > 0xC0000005: Access violation reading location 0x00000000. >> >>> > >> >>> > Is that because the proxyname is wrong? Or do >> >>> > I ｈａｖｅ ｔｏ ｅｘｐｏｓｅ ｓｏｍｅ ｐｒｏｐｅｒｔｉｅｓ？ >> >>> > >> >>> > Ｂｉａｏ >> >>> > >> >>> > On Thu, Feb 19, 2009 at 9:17 AM, Utkarsh Ayachit >> >>> > <[email protected]> wrote: >> >>> >> >> >>> >> The combo-box is only for unstructured volume rendering (and works >> >>> >> perfectly fine for that). I believe Biao is taking about image data >> >>> >> volume rendering. >> >>> >> >> >>> >> Utkarsh >> >>> >> >> >>> >> On Thu, Feb 19, 2009 at 10:06 AM, pat marion >> >>> >> <[email protected]> >> >>> >> wrote: >> >>> >> > There is a combo box in the Display tab that allows you to select >> >>> >> > the >> >>> >> > volume mapper, but it looks like that combo box is not working. >> >>> >> > I >> >>> >> > know it used to work, does anyone know what happened? >> >>> >> > >> >>> >> > Pat >> >>> >> > >> >>> >> > On Thu, Feb 19, 2009 at 7:38 AM, Utkarsh Ayachit >> >>> >> > <[email protected]> wrote: >> >>> >> >> I know it's kind of hacky, but you can simply edit the XML file >> >>> >> >> and >> >>> >> >> change the mapper used. Look at >> >>> >> >> Servers/ServerManager/Resources/rendering.xml. In the XML for >> >>> >> >> "UniformGridVolumeRepresentation" >> >>> >> >> change FixedPointVolumeRayCastMapper to something else. Then >> >>> >> >> after >> >>> >> >> the >> >>> >> >> definition for FixedPointVolumeRayCastMapper, add a new >> >>> >> >> definition >> >>> >> >> for >> >>> >> >> the VolumeTextureMapper3D and use that in the >> >>> >> >> "UniformGridVolumeRepresentation". I am not sure it's going to >> >>> >> >> work >> >>> >> >> out of the box. But work a try. >> >>> >> >> >> >>> >> >> Utkarsh >> >>> >> >> >> >>> >> >> On Wed, Feb 18, 2009 at 6:42 PM, Biao She <[email protected]> >> >>> >> >> wrote: >> >>> >> >>> Hi everyone. >> >>> >> >>> I have debugged paraview for days. The reason is that I want to >> >>> >> >>> use >> >>> >> >>> vtkOpenGLVolumeTextureMapper3d mapper instead of the default >> >>> >> >>> volume >> >>> >> >>> mapper >> >>> >> >>> vtkFixedPointVolumeRayCastMapper in Paraview. >> >>> >> >>> Till now, I haven't figured out how to do that. Has anyone done >> >>> >> >>> this >> >>> >> >>> before? >> >>> >> >>> Any hint and help is greatly appreciated. >> >>> >> >>> Thanks, >> >>> >> >>> >> >>> >> >>> Aaron >> >>> >> >>> >> >>> >> >>> >> >>> >> >>> >> >>> >> >>> _______________________________________________ >> >>> >> >>> 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 ParaView Wiki at: >> >>> >> >>> http://paraview.org/Wiki/ParaView >> >>> >> >>> >> >>> >> >>> Follow this link to subscribe/unsubscribe: >> >>> >> >>> http://www.paraview.org/mailman/listinfo/paraview >> >>> >> >>> >> >>> >> >>> >> >>> >> >> _______________________________________________ >> >>> >> >> 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 ParaView Wiki at: >> >>> >> >> http://paraview.org/Wiki/ParaView >> >>> >> >> >> >>> >> >> Follow this link to subscribe/unsubscribe: >> >>> >> >> http://www.paraview.org/mailman/listinfo/paraview >> >>> >> >> >> >>> >> > >> >>> > >> >> >> >> >> >> >> >> -- >> >> She, Biao >> >> Department of Computing Science, >> >> University of Alberta, Edmonton, Canada >> > >> > >> > >> > -- >> > She, Biao >> > Department of Computing Science, >> > University of Alberta, Edmonton, Canada >> > > > > > -- > She, Biao > Department of Computing Science, > University of Alberta, Edmonton, Canada > _______________________________________________ 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 ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
