[vtkusers] vtkPowerCrustSurfaceReconstruction unresolvedexternal symbol

Thu Apr 5 15:27:51 EDT 2012

The following errors occurred when the "VTK_HYBRID_EXPORT" was un-commented in the header file.

1.  Error	15	error LNK1120: 5 unresolved externals	C:\Program Files\VTK\VTK_bin\bin\Debug\vtkHybrid.dll	1

2.  Error	10	error LNK2001: unresolved external symbol "private: virtual char const * __thiscall vtkPowerCrustSurfaceReconstruction::GetClassNameInternal(void)const " (?GetClassNameInternal at vtkPowerCrustSurfaceReconstruction@@EBEPBDXZ)	C:\Program Files\VTK\VTK_bin\Hybrid\vtkPowerCrustSurfaceReconstruction.obj

3.  Error	12	error LNK2001: unresolved external symbol "protected: virtual class vtkObjectBase * __thiscall vtkPowerCrustSurfaceReconstruction::NewInstanceInternal(void)const " (?NewInstanceInternal at vtkPowerCrustSurfaceReconstruction@@MBEPAVvtkObjectBase@@XZ)	C:\Program Files\VTK\VTK_bin\Hybrid\vtkPowerCrustSurfaceReconstruction.obj

4.  Error	11	error LNK2001: unresolved external symbol "public: virtual int __thiscall vtkPowerCrustSurfaceReconstruction::IsA(char const *)" (?IsA at vtkPowerCrustSurfaceReconstruction@@UAEHPBD at Z)	C:\Program Files\VTK\VTK_bin\Hybrid\vtkPowerCrustSurfaceReconstruction.obj

5.  Error	13	error LNK2019: unresolved external symbol "__declspec(dllimport) const vtkPowerCrustSurfaceReconstruction::`vftable'" (__imp_??_7vtkPowerCrustSurfaceReconstruction@@6B@) referenced in function "protected: __thiscall vtkPowerCrustSurfaceReconstruction::vtkPowerCrustSurfaceReconstruction(void)" (??0vtkPowerCrustSurfaceReconstruction@@IAE at XZ)	C:\Program Files\VTK\VTK_bin\Hybrid\vtkPowerCrustSurfaceReconstruction.obj

6.  Error	14	error LNK2019: unresolved external symbol "__declspec(dllimport) public: double __thiscall vtkPowerCrustSurfaceReconstruction::GetEstimate_r(void)" (__imp_?GetEstimate_r at vtkPowerCrustSurfaceReconstruction@@QAENXZ) referenced in function "void __cdecl adapted_main(void)" (?adapted_main@@YAXXZ)	C:\Program Files\VTK\VTK_bin\Hybrid\vtkPowerCrustSurfaceReconstruction.obj

Chris

Christopher J. Bayliss
Mechanical Engineer

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-----Original Message-----
From: Bill Lorensen [mailto:bill.lorensen at gmail.com] 
Sent: Thursday, April 05, 2012 2:11 PM
To: Bayliss, Chris (Chicago)
Cc: VTK Users
Subject: Re: [vtkusers] vtkPowerCrustSurfaceReconstruction unresolvedexternal symbol

(Keep discussion on the list)
No need to change any other files;

What errors do you get with that change.

On Thu, Apr 5, 2012 at 3:02 PM, Bayliss, Chris (Chicago)
<cbayliss at gnresound.com> wrote:
> Bill,
>
> Sorry for that last e-mail, I think I know what you were saying.
>
> Try this line in the header file:
>
> class VTK_HYBRID_EXPORT vtkPowerCrustSurfaceReconstruction
>
> Instead of:
>
> class /*VTK_GRAPHICS_EXPORT*/ vtkPowerCrustSurfaceReconstruction : public vtkDataSetToPolyDataFilter
>
>
> I started with the "VTK_HYBRID_EXPORT" un-commented, but I got external dependency errors when trying to compile VTK.  Do I need to modify another file to fix the dependency errors?
>
> Chris
>
>
>
> -----Original Message-----
> From: vtkusers-bounces at vtk.org [mailto:vtkusers-bounces at vtk.org] On Behalf Of Bayliss, Chris (Chicago)
> Sent: Thursday, April 05, 2012 1:57 PM
> To: Bill Lorensen
> Cc: vtkusers at vtk.org
> Subject: Re: [vtkusers] vtkPowerCrustSurfaceReconstruction unresolvedexternal symbol
>
>
> Do I add that line to the cmakelists file in the hybrid directory?  I apologize for any silly questions I may ask, I am very new to cmake, vtk, C++, and writing software in general.
>
> Thanks,
>
> Chris
>
>
>
> -----Original Message-----
> From: Bill Lorensen [mailto:bill.lorensen at gmail.com]
> Sent: Thursday, April 05, 2012 1:41 PM
> To: Bayliss, Chris (Chicago)
> Cc: vtkusers at vtk.org
> Subject: Re: [vtkusers] vtkPowerCrustSurfaceReconstruction unresolved external symbol
>
> First try this:
> class VTK_HYBRID_EXPORT vtkPowerCrustSurfaceReconstruction
>
> On Thu, Apr 5, 2012 at 2:29 PM, Bayliss, Chris (Chicago)
> <cbayliss at gnresound.com> wrote:
>> Bill,
>>
>> I have added the vtkpowercrustsurfacereconstruction.cxx line to the cmakelists file.  I should mention I have also moved the Powercrust header and .cxx files to the Hybrid directory, following a post from Tim Hutton suggesting this would work.
>>
>> I have re-run cmake and built vtk with these modifications with no errors, however, my project which uses the PowerCrust algorithm still produces the following link error.
>>
>> Error   1       error LNK2019: unresolved external symbol "public: static class vtkPowerCrustSurfaceReconstruction * __cdecl vtkPowerCrustSurfaceReconstruction::New(void)" (?New at vtkPowerCrustSurfaceReconstruction@@SAPAV1 at XZ) referenced in function _main   C:\Program Files\VTK\TPS\TPS.obj
>>
>> Do I need to modify the cmakelists file in my project directory somehow?  The hybrid directory has already been included in that file, I would think that should be sufficient.  I am not sure what else to try.
>>
>> Your help is much appreciated.
>>
>> Chris
>>
>> -----Original Message-----
>> From: Bill Lorensen [mailto:bill.lorensen at gmail.com]
>> Sent: Friday, March 09, 2012 5:43 PM
>> To: Bayliss, Chris (Chicago)
>> Cc: vtkusers at vtk.org
>> Subject: Re: [vtkusers] vtkPowerCrustSurfaceReconstruction unresolved external symbol
>>
>> You will need to modify the CMakeLists.txt file to include the filter.
>> Normally, you would do this in your own directory and not Common.
>>
>> On Fri, Mar 9, 2012 at 3:00 PM, Bayliss, Chris (Chicago)
>> <cbayliss at gnresound.com> wrote:
>>> Hi,
>>>
>>>
>>>
>>> I am trying to use the vtkPowerCrustSurfaceReconstruction filter, but I am
>>> getting the following error:
>>>
>>>
>>>
>>> error LNK2019: unresolved external symbol "public: static class
>>> vtkPowerCrustSurfaceReconstruction * __cdecl
>>> vtkPowerCrustSurfaceReconstruction::New(void)"
>>> (?New at vtkPowerCrustSurfaceReconstruction@@SAPAV1 at XZ) referenced in function
>>> _main    C:\Program Files\VTK\TPS\TPS.obj
>>>
>>>
>>>
>>> I have added vtkPowerCrustSurfaceReconstruction.h and
>>> vtkPowerCrustSurfaceReconstruction.cxx to the following directories and
>>> re-built VTK, but no luck.
>>>
>>>
>>>
>>> C:\Program Files\VTK\vtk-5.8.0\Common
>>>
>>> C:\Program Files\VTK\VTK_bin\Common
>>>
>>>
>>>
>>> I have also modified the header file as suggested by Tim Hutton.
>>>
>>> class /*VTK_GRAPHICS_EXPORT*/ vtkPowerCrustSurfaceReconstruction : public
>>> vtkDataSetToPolyDataFilter
>>>
>>>
>>>
>>>
>>>
>>> There are some older posts relating to this issue, but I could not find any
>>> solutions posted.  Any help would be much appreciated.
>>>
>>>
>>>
>>> Thanks,
>>>
>>>
>>>
>>> Chris
>>>
>>>
>>>
>>>
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>>
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