[ITK] [ITK-users] GPU Implementation

[Jim Miller]

I'd start by using a smaller dataset. Perhaps downsample your dataset to 256x256x150 to see if that works on your card. 

Jim

> On Dec 5, 2014, at 8:39 PM, Xiaopeng Yang <yxp233 at postech.ac.kr> wrote:
> 
> Hi Jim,
>  
> So you mean I need to change graphics card or set some parameters? How to allocate the memory of graphics card?
>  
> Thanks,
> Xiaopeng
>  
> From: Jim Miller [mailto:millerjv at gmail.com] 
> Sent: Saturday, December 06, 2014 10:11 AM
> To: Xiaopeng Yang
> Cc: John Drescher; Insight-Users at Itk. Org
> Subject: Re: [ITK-users] GPU Implementation
>  
> I estimate that you would need over 2GB on your graphics card to run the demons algorithm on that size of a dataset. 
> 
> Jim
> 
> On Dec 5, 2014, at 6:45 PM, Xiaopeng Yang <yxp233 at postech.ac.kr> wrote:
> 
> Dear Jim,
>  
> The images are quite large: 512 * 512 *300.
>  
> I did not build test when I compile ITK.
>  
> Thanks,
> Xiaopeng
>  
> From: Jim Miller [mailto:millerjv at gmail.com] 
> Sent: Friday, December 05, 2014 11:15 PM
> To: Xiaopeng Yang
> Cc: John Drescher; Insight-Users at Itk. Org
> Subject: Re: [ITK-users] GPU Implementation
>  
> How large are the images that you are using?
> 
> Jim
> 
> On Dec 5, 2014, at 2:43 AM, Xiaopeng Yang <yxp233 at postech.ac.kr> wrote:
> 
> Hi John,
>  
> Sorry I mean the program got crashed after showing #define T float.
>  
> Thanks,
> Xiaopeng
>  
> From: John Drescher [mailto:drescherjm at gmail.com] 
> Sent: Friday, December 05, 2014 4:24 PM
> To: Xiaopeng Yang
> Cc: Jim Miller; Insight-Users at Itk. Org
> Subject: Re: [ITK-users] GPU Implementation
>  
>  
>  
> On Fri, Dec 5, 2014 at 12:41 AM, Xiaopeng Yang <yxp233 at postech.ac.kr> wrote:
> Dear Jim,
>  
> Thanks for your help. I built the test successfully, but I met an error when I run the program. Please see the attached image file.
>  
> Best,
> Xiaopeng
>  
> <image001.png>
>  
>  
> Is that an error?
> 
> John
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