[Insight-users] Speeding up the evaluation of the itk::Gaussian?

[Bill Lorensen]

Yes you do...

On Wed, Sep 9, 2009 at 11:50 AM, motes motes<mort.motes at gmail.com> wrote:
> Hm I assume its this one:
>
>
> INCLUDE_DIRECTORIES(${ELASTIX_SRC}/Components/Optimizers/StandardGradientDescent)
>
>
> from the elastix library. So I assume that I also need to make a
> Release build of elastix?
>
>
>
> On Wed, Sep 9, 2009 at 5:42 PM, Bill Lorensen<bill.lorensen at gmail.com> wrote:
>> Where is StandardGradientDescent.lib built?
>>
>> On Wed, Sep 9, 2009 at 11:35 AM, motes motes<mort.motes at gmail.com> wrote:
>>> Now I have done the above (build itk from VS in Release mode and build
>>> my application using the itk Release build in release mode) but
>>> instead of:
>>>
>>> Error   12      fatal error LNK1181: cannot open input file 'ITKCommon.lib'
>>>
>>>
>>> I get a new error:
>>>
>>> Error   12      fatal error LNK1181: cannot open input file
>>> 'StandardGradientDescent.lib'
>>>
>>>
>>> Any ideas?
>>>
>>> And why does these errors suddenly appear when I chose to build a
>>> release build instead of Debug build?
>>>
>>>
>>>
>>>
>>>
>>>
>>> On Wed, Sep 9, 2009 at 4:46 PM, Luis Ibanez<luis.ibanez at kitware.com> wrote:
>>>>
>>>> Hi Mote,
>>>>
>>>> You need to build in the *SAME* configuration mode,
>>>> both ITK *and* your application.
>>>>
>>>> Please do the following:
>>>>
>>>>    1) Load the ITK solution file into Visual Studio.
>>>>    2) Select Configuration = Release
>>>>    3) Build ITK
>>>>        (verify that you get an ITKCommon.lib file
>>>>        in the directory:   ITKBINARY/bin/Release)
>>>>    4) Load your project solution into Visual Studio
>>>>    5) Select Configuration = Release
>>>>    6) Build your application
>>>>
>>>>
>>>>    Regards,
>>>>
>>>>
>>>>            Luis
>>>>
>>>>
>>>> -----------------------------------------------
>>>> On Wed, Sep 9, 2009 at 10:41 AM, motes motes <mort.motes at gmail.com> wrote:
>>>>>
>>>>> I am using Visual Studio 2008. I have tried:
>>>>>
>>>>> Build -> Configuration Manager ...
>>>>>
>>>>> And from there chosing "Release". But when I compile I get the error:
>>>>>
>>>>> Error   12      fatal error LNK1181: cannot open input file
>>>>> 'ITKCommon.lib'
>>>>>
>>>>> This error does not pop up if I choose the "Debug" configuration
>>>>> (default).
>>>>>
>>>>> In a previous post I was told to use cmake to build a release build.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Sep 9, 2009 at 4:37 PM, Luis Ibanez<luis.ibanez at kitware.com>
>>>>> wrote:
>>>>> >
>>>>> > Hi Motes,
>>>>> >
>>>>> > In Windows you can not select the compilation mode from CMake.
>>>>> >
>>>>> > You have to do it from inside Visual Studio,
>>>>> > after you load the ITK solution file,
>>>>> > by selecting the configuration mode.
>>>>> >
>>>>> > What version of Visual Studio do you use ?
>>>>> >
>>>>> >
>>>>> >     Luis
>>>>> >
>>>>> >
>>>>> >
>>>>> > ---------------------------------------------------------------------------------------------
>>>>> > On Wed, Sep 9, 2009 at 10:29 AM, motes motes <mort.motes at gmail.com>
>>>>> > wrote:
>>>>> >>
>>>>> >> Ok but how do I make a release build with cmake?
>>>>> >>
>>>>> >> After chosing "Configure" the only thing related to "Release" is:
>>>>> >>
>>>>> >> CMAKE_CXX_FLAGS_RELEASE       /MD /O2 /Ob2 /D NDEBUG
>>>>> >>
>>>>> >> I thought I could check it like "Examples" and "Testing".
>>>>> >>
>>>>> >>
>>>>> >>
>>>>> >> On Wed, Sep 9, 2009 at 3:37 PM, John Drescher<drescherjm at gmail.com>
>>>>> >> wrote:
>>>>> >> >> In Visual Studio you must select "Release" from the drop down box on
>>>>> >> >> the toolbar to perform an optimized compilation. Using a "Release"
>>>>> >> >> build can improve performance 10-200%.
>>>>> >> >>
>>>>> >> >
>>>>> >> > In my testing with a debug versus release (under visual studio) it is
>>>>> >> > much worse than that in debug mode. I mean for a 3D median filter of
>>>>> >> > a
>>>>> >> > CT volume of 512x512x384. In release mode this completes in less than
>>>>> >> > 30 seconds. In debug mode it takes around 30 minutes.
>>>>> >> >
>>>>> >> > John
>>>>> >> >
>>>>> >> _____________________________________
>>>>> >> Powered by www.kitware.com
>>>>> >>
>>>>> >> Visit other Kitware open-source projects at
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>>>>> >>
>>>>> >> Please keep messages on-topic and check the ITK FAQ at:
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>>>>> >>
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>>>>> >
>>>>> >
>>>>
>>>>
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>>
>