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

[motes motes]

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
>>>> >> >
>>>> >> _____________________________________
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>>>> >
>>>> >
>>>
>>>
>> _____________________________________
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>>
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>