[Insight-developers] level set/vnl problems on SGI: update

Bill Hoffman bill.hoffman@kitware.com
Wed, 16 Apr 2003 10:38:25 -0400


Visual Studio 6, service pack 5.
I do not think that I have done anything special.
Did you try my test case?


-Bill


At 10:36 AM 4/16/2003, Lorensen, William E (Research) wrote:
>Which visual studio. My VS 6 does not work correctly.
>
>
>-----Original Message-----
>From: Bill Hoffman [mailto:bill.hoffman@kitware.com]
>Sent: Wednesday, April 16, 2003 9:10 AM
>To: Lorensen, William E (Research); Lydia Ng;
>insight-developers@public.kitware.com
>Subject: RE: [Insight-developers] level set/vnl problems on SGI: update
>
>
>I just tried a small test case in Visual studio and it worked fine.
>Could this be a problem times on cvs servers or something?
>
>
>---hello.cxx---
>int i;
>
>--- depend.cpp----
>#include "hello.cxx"
>#include "stdio.h"
>
>int main(int argc, char* argv[])
>{
>        printf("Hello World!\n");
>        return 0;
>}
>
>---CMakeLists.txt----
>ADD_EXECUTABLE(depend depend.cpp)
>Each time I change hello.cxx, depend.cpp recompiles.
>
>
>-Bill
>
>
>At 08:58 AM 4/16/2003, Lorensen, William E (Research) wrote:
>>I realize that. The problem is that the test driver for the examples
>>includes .cxx files. Visual Studio doesn't seem  to follow those depencies.
>>May there is someway to turn it on?
>>
>>Bill
>>
>>-----Original Message-----
>>From: Bill Hoffman [mailto:bill.hoffman@kitware.com]
>>Sent: Wednesday, April 16, 2003 8:55 AM
>>To: Bill Lorensen; Lydia Ng; insight-developers@public.kitware.com
>>Subject: Re: [Insight-developers] level set/vnl problems on SGI: update
>>
>>
>>CMake does not do the depend information for Visual Studio.   This is done
>>automatically by Visual Studio, and usually works.
>>
>>-Bill
>>
>>
>>At 09:11 PM 4/15/2003, Bill Lorensen wrote:
>>>There are dependency problems with the Examples. The examples driver
>>programs include .cxx files that do not start with the prefix itk. I'll add
>>an INCLUDE_REGULAR_EXPRESSION to each of the CMakeLists.txt files in
>>Examples. However, this does not seem to help Visual Studio 6. I think a
>>forced update on the test driver programs is the only way to get a rebuild.
>>>
>>>Bill
>>>
>>>
>>>At 01:02 PM 4/15/03 -0700, Lydia Ng wrote:
>>>>I believe the level set problems on SGI are now fixed.
>>>>
>>>>It is related to "char/signed char" issue and the fixes made to
>>>>itkNumericsTraits.h on Mar 18th.
>>>>
>>>>The SparseFieldLevelSetImageFilter uses a "char" image to store status
>>>>information. I've make it explicitly "signed char" and the tests + the
>>>>regression tests are now passing on the uiowa SGI machines.
>>>>
>>>>The test now passes on the GE SGI's. However, the regression tests seem
>>>>to be still failing. Perhaps they regression tests are not rebuilding
>>>>properly?
>>>>
>>>>- Lydia
>>>> 
>>>>
>>>>> -----Original Message-----
>>>>> From: Bill Hoffman [mailto:bill.hoffman@kitware.com]
>>>>> Sent: Tuesday, April 08, 2003 7:17 AM
>>>>> To: Miller, James V (Research); Lydia Ng; insight-
>>>>> developers@public.kitware.com
>>>>> Subject: RE: [Insight-developers] level set/vnl problems on SGI?
>>>>> 
>>>>> It looks like they are doing the right thing:
>>>>> 
>>>>> vcl/sgi/vcl_cmath.h
>>>>> inline float       vcl_sqrt(float  x) { return ::sqrtf(x); }
>>>>> inline double      vcl_sqrt(double x) { return ::sqrt(x); }
>>>>> inline long double vcl_sqrt(long double x) { return ::sqrtl(x); }
>>>>> 
>>>>> inline float       vcl_abs (float       x) { return ::fabsf(x); }
>>>>> inline double      vcl_abs (double      x) { return ::fabs(x); }
>>>>> inline long double vcl_abs (long double x) { return ::fabsl(x); }
>>>>> 
>>>>> However, perhaps this is the problem.   Perhaps the code is
>>>>> depending on a promotion to double for some of the operations,
>>>>> and the SGI is using float versions.   sqrt and abs are the only
>>>>> ones with the problem.
>>>>> 
>>>>> 
>>>>> 
>>>>> -Bill
>>>>> 
>>>>> 
>>>>> At 10:03 AM 4/8/2003, Miller, James V (Research) wrote:
>>>>> >I believe the SGI provides overloaded versions of
>>>>> >abs and sqrt for various data types.
>>>>> >
>>>>> >I would guess that these vnl functions are not being
>>>>> >properly defined on the SGI.
>>>>> >
>>>>> >Jim
>>>>> >
>>>>> >
>>>>> >> -----Original Message-----
>>>>> >> From: Bill Hoffman [mailto:bill.hoffman@kitware.com]
>>>>> >> Sent: Monday, April 07, 2003 3:09 PM
>>>>> >> To: Lydia Ng; insight-developers@public.kitware.com
>>>>> >> Subject: Re: [Insight-developers] level set/vnl problems on SGI?
>>>>> >>
>>>>> >>
>>>>> >> There are no known issues with these functions, and
>>>>> >> they are being used in other places that seem to work.
>>>>> >> However, it sounds like you are close to finding the problem.
>>>>> >> I would suggest adding some more prints, so we can find
>>>>> >> out exactly where things start to differ, and which of the
>>>>> >> functions is causing the trouble.
>>>>> >>
>>>>> >> -Bill
>>>>> >>
>>>>> >>
>>>>> >>
>>>>> >>
>>>>> >> >I think March 17th was around the time the VNL stuff was
>>>>> >> being changed
>>>>> >> >over.
>>>>> >> >The LevelSetFunction uses the following vnl/vcl functions:
>>>>> >> >
>>>>> >> > vnl_math_abs
>>>>> >> > vnl_math_min
>>>>> >> > vnl_math_max
>>>>> >> > vcl_sqrt
>>>>> >> >
>>>>> >> >
>>>>> >> >Are there any known issues with any of these functions on SGI?
>>>>> >> >
>>>>> >> >
>>>>> >> >- Lydia
>>>>> >> >
>>>>> >>
>>>>> >>
>>>>> >>
>>>>> >> _______________________________________________
>>>>> >> Insight-developers mailing list
>>>>> >> Insight-developers@public.kitware.com
>>>>> >> http://public.kitware.com/mailman/listinfo/insight-developers
>>>>> >>
>>>>> >_______________________________________________
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>>>>> >http://public.kitware.com/mailman/listinfo/insight-developers
>>>>> 
>>>>> 
>>>>
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>>>
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>>
>>
>>
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