Yes, I have. But it doesn't work. <br><br><div class="gmail_quote">On Fri, Feb 20, 2009 at 6:56 AM, Utkarsh Ayachit <span dir="ltr"><<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Have you tried just removing the property<br>
"LockSampleDistanceToInputSpacing" from the XML?<br>
<font color="#888888"><br>
Utkarsh<br>
</font><div><div></div><div class="Wj3C7c"><br>
On Thu, Feb 19, 2009 at 5:26 PM, Biao She <<a href="mailto:shebiao@gmail.com">shebiao@gmail.com</a>> wrote:<br>
> Thanks very much for your help, Utkarsh.<br>
> The "OpenGLVolumeTextureMapper3D" works right now.<br>
> Just for future reference, here are instructions to make a volume mapper<br>
> available in paraview:<br>
> 1. open the rendering.xml file at the<br>
> "/$Paraveiw-Source-Directory/Servers/ServerManager/<br>
> Resources" directory.<br>
> 2. copy the SourceProxy definition of "FixedPointVolumeRayCastMapper", paste<br>
> it after the definition and made the following changes: (the bold ones are<br>
> the places where I made changes )<br>
> <SourceProxy name="OpenGLVolumeTextureMapper3D"<br>
> class="vtkOpenGLVolumeTextureMapper3D"><br>
> <InputProperty<br>
> name="Input"<br>
> command="SetInputConnection"><br>
> <DataTypeDomain name="input_type"><br>
> <DataType value="vtkImageData"/><br>
> </DataTypeDomain><br>
> </InputProperty><br>
> <StringVectorProperty<br>
> name="SelectScalarArray"<br>
> command="SelectScalarArray"<br>
> number_of_elements="1"<br>
> animateable="0"><br>
> <ArrayListDomain name="array_list" attribute_type="Scalars"><br>
> <RequiredProperties><br>
> <Property name="Input" function="Input"/><br>
> </RequiredProperties><br>
> </ArrayListDomain><br>
> </StringVectorProperty><br>
> <IntVectorProperty<br>
> name="ScalarMode"<br>
> command="SetScalarMode"<br>
> default_values="3"<br>
> number_of_elements="1"<br>
> animateable="0"><br>
> <EnumerationDomain name="enum"><br>
> <Entry value="0" text="Default"/><br>
> <Entry value="1" text="PointData"/><br>
> <Entry value="2" text="CellData"/><br>
> <Entry value="3" text="PointFieldData"/><br>
> <Entry value="4" text="CellFieldData"/><br>
> </EnumerationDomain><br>
> </IntVectorProperty><br>
> <IntVectorProperty<br>
> name="LockSampleDistanceToInputSpacing"<br>
> command="SetLockSampleDistanceToInputSpacing"<br>
> default_values="1"<br>
> number_of_elements="1"<br>
> animateable="0"><br>
> <BooleanDomain name="bool" /><br>
> </IntVectorProperty><br>
> <!-- End of FixedPointVolumeRayCastMapper --><br>
> </SourceProxy><br>
> 3. find the SubProxy of VolumeFixedPointRayCastMapper, make the following<br>
> change (bold):<br>
> <SubProxy><br>
> <Proxy name="VolumeFixedPointRayCastMapper"<br>
> proxygroup="mappers"<br>
> proxyname="OpenGLVolumeTextureMapper3D"><br>
> </Proxy><br>
> <ExposedProperties><br>
> <Property name="LockSampleDistanceToInputSpacing" /><br>
> </ExposedProperties><br>
> </SubProxy><br>
> 4. find the header file of vtkOpenGLVolumeTextureMapper3D at the<br>
> "/$Paraveiw-Source-Directory/VTK/VolumeRendering/" directory.<br>
> add "vtkSetClampMacro( LockSampleDistanceToInputSpacing, int, 0, 1 );" as<br>
> public method,<br>
> add "int LockSampleDistanceToInputSpacing;" as a protected variable.<br>
> 5. compile your program and go.<br>
><br>
> I understand that "vtkOpenGLVolumeTextureMapper3D" mapper doesn't need a<br>
> property of "LockSampleDistanceToInputSpacing", but this is the fastest way<br>
> for me to make the mapper works.<br>
> Any clue about how to get rid of the variable?<br>
> Thanks again for all the helps!<br>
><br>
> Biao<br>
><br>
> On Thu, Feb 19, 2009 at 2:35 PM, Utkarsh Ayachit<br>
> <<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>> wrote:<br>
>><br>
>> No, unless you changed the name for the subproxy which is the "name"<br>
>> in <SubProxy><Proxy name=".." /></SubProxy>. I'll leave that as is so<br>
>> the vtkSMUniformGridVolumeRepresentationProxy will just work.<br>
>><br>
>> On Thu, Feb 19, 2009 at 4:33 PM, Biao She <<a href="mailto:shebiao@gmail.com">shebiao@gmail.com</a>> wrote:<br>
>> > Sorry, please ignore the first question. I know what you mean right now.<br>
>> > But, please look at the second question:<br>
>> > "Also, I notice that in the vtkSMUniformGridVolumeRepresen<br>
>> > tationProxy.cxx file (Servers/ServerManager/), between line 100~117,<br>
>> > there<br>
>> > are some code specifically related to VolumeFixedPointRayCastMapper, do<br>
>> > I<br>
>> > need to change these codes too?"<br>
>> ><br>
>> > Thanks,<br>
>> ><br>
>> > Biao<br>
>> ><br>
>> > On Thu, Feb 19, 2009 at 2:27 PM, Biao She <<a href="mailto:shebiao@gmail.com">shebiao@gmail.com</a>> wrote:<br>
>> >><br>
>> >> I didn't add a new proxy definition for "OpenGLVolumeTextureMapper3D".<br>
>> >> Instead, I change the definition for "VolumeFixedPointRayCastMapper" to<br>
>> >> something like that:<br>
>> >> <SubProxy><br>
>> >> <Proxy name="VolumeFixedPointRayCastMapper"<br>
>> >> proxygroup="mappers"<br>
>> >> proxyname="OpenGLVolumeTextureMapper3D"><br>
>> >> </Proxy><br>
>> >> </SubProxy><br>
>> >> It didn't work.<br>
>> >> By now, I have tried to add a new proxy definition for<br>
>> >> "OpenGLVolumeTextureMapper3D", but I got the same error message. The<br>
>> >> following is the XML proxy I wrote:<br>
>> >> <SubProxy><br>
>> >> <Proxy name="VolumeOpenGLTexture3DMapper"<br>
>> >> proxygroup="mappers"<br>
>> >> proxyname="OpenGLVolumeTextureMapper3D"><br>
>> >> </Proxy><br>
>> >> <ExposedProperties><br>
>> >> <Property name="SampleDistance" /><br>
>> >> </ExposedProperties><br>
>> >> </SubProxy><br>
>> >> I am wondering if I understand you incorrect.<br>
>> >> Also, I notice that in the<br>
>> >> vtkSMUniformGridVolumeRepresentationProxy.cxx<br>
>> >> file (Servers/ServerManager/), between line 100~117, there are some<br>
>> >> code<br>
>> >> specifically related to VolumeFixedPointRayCastMapper, do I need to<br>
>> >> change<br>
>> >> these codes too?<br>
>> >><br>
>> >> Thanks very much for your help.<br>
>> >><br>
>> >> Biao<br>
>> >><br>
>> >><br>
>> >><br>
>> >> On Thu, Feb 19, 2009 at 12:57 PM, Utkarsh Ayachit<br>
>> >> <<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>> wrote:<br>
>> >>><br>
>> >>> Did you add a new proxy definition for the<br>
>> >>> "OpenGLVolumeTextureMapper3D" proxy? Look at the definition for<br>
>> >>> "VolumeFixedPointRayCastMapper" (it's further down in the file).<br>
>> >>> You'll need to add a similar one for the "OpenGLVolumeTextureMapper3D"<br>
>> >>> proxy.<br>
>> >>><br>
>> >>> On Thu, Feb 19, 2009 at 2:55 PM, Biao She <<a href="mailto:shebiao@gmail.com">shebiao@gmail.com</a>> wrote:<br>
>> >>> > Thanks for your help.<br>
>> >>> > I have tried to change "FixedPointVolumeRayCastMapper to something<br>
>> >>> > else" in<br>
>> >>> > the XML file. However, it still didn't work.<br>
>> >>> > I am pretty new to these XML files. To the best of my knowledge, I<br>
>> >>> > changed<br>
>> >>> > the XML file to:<br>
>> >>> > <SubProxy><br>
>> >>> > <Proxy name="VolumeFixedPointRayCastMapper"<br>
>> >>> > proxygroup="mappers"<br>
>> >>> > proxyname="OpenGLVolumeTextureMapper3D"><br>
>> >>> > </Proxy><br>
>> >>> > </SubProxy><br>
>> >>> > I simply delete the "ExposedProperties" part for this mapper,<br>
>> >>> > because I<br>
>> >>> > don't know how to decide which property should be exposed.<br>
>> >>> > After those changes, I opened the iron_protein.vtk data with<br>
>> >>> > paraview.<br>
>> >>> > Here<br>
>> >>> > is the error message I got:<br>
>> >>> ><br>
>> >>> > Unhandled exception at 0x0519e423(vtkPVServerManager.dll) in<br>
>> >>> > paraview.exe:<br>
>> >>> > 0xC0000005: Access violation reading location 0x00000000.<br>
>> >>> ><br>
>> >>> > Is that because the proxyname is wrong? Or do<br>
>> >>> > I ｈａｖｅ ｔｏ ｅｘｐｏｓｅ ｓｏｍｅ ｐｒｏｐｅｒｔｉｅｓ？<br>
>> >>> ><br>
>> >>> > Ｂｉａｏ<br>
>> >>> ><br>
>> >>> > On Thu, Feb 19, 2009 at 9:17 AM, Utkarsh Ayachit<br>
>> >>> > <<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>> wrote:<br>
>> >>> >><br>
>> >>> >> The combo-box is only for unstructured volume rendering (and works<br>
>> >>> >> perfectly fine for that). I believe Biao is taking about image data<br>
>> >>> >> volume rendering.<br>
>> >>> >><br>
>> >>> >> Utkarsh<br>
>> >>> >><br>
>> >>> >> On Thu, Feb 19, 2009 at 10:06 AM, pat marion<br>
>> >>> >> <<a href="mailto:pat.marion@kitware.com">pat.marion@kitware.com</a>><br>
>> >>> >> wrote:<br>
>> >>> >> > There is a combo box in the Display tab that allows you to select<br>
>> >>> >> > the<br>
>> >>> >> > volume mapper, but it looks like that combo box is not working.<br>
>> >>> >> > I<br>
>> >>> >> > know it used to work, does anyone know what happened?<br>
>> >>> >> ><br>
>> >>> >> > Pat<br>
>> >>> >> ><br>
>> >>> >> > On Thu, Feb 19, 2009 at 7:38 AM, Utkarsh Ayachit<br>
>> >>> >> > <<a href="mailto:utkarsh.ayachit@kitware.com">utkarsh.ayachit@kitware.com</a>> wrote:<br>
>> >>> >> >> I know it's kind of hacky, but you can simply edit the XML file<br>
>> >>> >> >> and<br>
>> >>> >> >> change the mapper used. Look at<br>
>> >>> >> >> Servers/ServerManager/Resources/rendering.xml. In the XML for<br>
>> >>> >> >> "UniformGridVolumeRepresentation"<br>
>> >>> >> >> change FixedPointVolumeRayCastMapper to something else. Then<br>
>> >>> >> >> after<br>
>> >>> >> >> the<br>
>> >>> >> >> definition for FixedPointVolumeRayCastMapper, add a new<br>
>> >>> >> >> definition<br>
>> >>> >> >> for<br>
>> >>> >> >> the VolumeTextureMapper3D and use that in the<br>
>> >>> >> >> "UniformGridVolumeRepresentation". I am not sure it's going to<br>
>> >>> >> >> work<br>
>> >>> >> >> out of the box. But work a try.<br>
>> >>> >> >><br>
>> >>> >> >> Utkarsh<br>
>> >>> >> >><br>
>> >>> >> >> On Wed, Feb 18, 2009 at 6:42 PM, Biao She <<a href="mailto:shebiao@gmail.com">shebiao@gmail.com</a>><br>
>> >>> >> >> wrote:<br>
>> >>> >> >>> Hi everyone.<br>
>> >>> >> >>> I have debugged paraview for days. The reason is that I want to<br>
>> >>> >> >>> use<br>
>> >>> >> >>> vtkOpenGLVolumeTextureMapper3d mapper instead of the default<br>
>> >>> >> >>> volume<br>
>> >>> >> >>> mapper<br>
>> >>> >> >>> vtkFixedPointVolumeRayCastMapper in Paraview.<br>
>> >>> >> >>> Till now, I haven't figured out how to do that. Has anyone done<br>
>> >>> >> >>> this<br>
>> >>> >> >>> before?<br>
>> >>> >> >>> Any hint and help is greatly appreciated.<br>
>> >>> >> >>> Thanks,<br>
>> >>> >> >>><br>
>> >>> >> >>> Aaron<br>
>> >>> >> >>><br>
>> >>> >> >>><br>
>> >>> >> >>><br>
>> >>> >> >>> _______________________________________________<br>
>> >>> >> >>> Powered by <a href="http://www.kitware.com" target="_blank">www.kitware.com</a><br>
>> >>> >> >>><br>
>> >>> >> >>> Visit other Kitware open-source projects at<br>
>> >>> >> >>> <a href="http://www.kitware.com/opensource/opensource.html" target="_blank">http://www.kitware.com/opensource/opensource.html</a><br>
>> >>> >> >>><br>
>> >>> >> >>> Please keep messages on-topic and check the ParaView Wiki at:<br>
>> >>> >> >>> <a href="http://paraview.org/Wiki/ParaView" target="_blank">http://paraview.org/Wiki/ParaView</a><br>
>> >>> >> >>><br>
>> >>> >> >>> Follow this link to subscribe/unsubscribe:<br>
>> >>> >> >>> <a href="http://www.paraview.org/mailman/listinfo/paraview" target="_blank">http://www.paraview.org/mailman/listinfo/paraview</a><br>
>> >>> >> >>><br>
>> >>> >> >>><br>
>> >>> >> >> _______________________________________________<br>
>> >>> >> >> Powered by <a href="http://www.kitware.com" target="_blank">www.kitware.com</a><br>
>> >>> >> >><br>
>> >>> >> >> Visit other Kitware open-source projects at<br>
>> >>> >> >> <a href="http://www.kitware.com/opensource/opensource.html" target="_blank">http://www.kitware.com/opensource/opensource.html</a><br>
>> >>> >> >><br>
>> >>> >> >> Please keep messages on-topic and check the ParaView Wiki at:<br>
>> >>> >> >> <a href="http://paraview.org/Wiki/ParaView" target="_blank">http://paraview.org/Wiki/ParaView</a><br>
>> >>> >> >><br>
>> >>> >> >> Follow this link to subscribe/unsubscribe:<br>
>> >>> >> >> <a href="http://www.paraview.org/mailman/listinfo/paraview" target="_blank">http://www.paraview.org/mailman/listinfo/paraview</a><br>
>> >>> >> >><br>
>> >>> >> ><br>
>> >>> ><br>
>> >><br>
>> >><br>
>> >><br>
>> >> --<br>
>> >> She, Biao<br>
>> >> Department of Computing Science,<br>
>> >> University of Alberta, Edmonton, Canada<br>
>> ><br>
>> ><br>
>> ><br>
>> > --<br>
>> > She, Biao<br>
>> > Department of Computing Science,<br>
>> > University of Alberta, Edmonton, Canada<br>
>> ><br>
><br>
><br>
><br>
> --<br>
> She, Biao<br>
> Department of Computing Science,<br>
> University of Alberta, Edmonton, Canada<br>
><br>
</div></div></blockquote></div><br><br clear="all"><br>-- <br>She, Biao<br>Department of Computing Science,<br>University of Alberta, Edmonton, Canada<br>