[Insight-users] [vtkusers] Read RAW datas with vtkImageData?

[x0_y0_0]

I don't know,but I change unsigned short yo unsigned char and all things are OK.thanks. 




在2009-07-01?05:20:24，"David?E?DeMarle"?<dave.demarle at kitware.com>?写道：
>Why?are?your?arrays?and?extents?256x256x117,?if?the?data?is?256x256x256?
>
>David?E?DeMarle
>Kitware,?Inc.
>R&D?Engineer
>28?Corporate?Drive
>Clifton?Park,?NY?12065-8662
>Phone:?518-371-3971?x109
>
>
>
>2009/6/29?x0_y0_0?<x0_y0_0 at 126.com>:
>>?hi,evryone,
>>????I?want?to?use?vtkImageData?read?a?raw?datasets?256*256*256,?and?I
>>?followed?an?example?from?the?internet.??I?reconstruct?the?datasets,but?it
>>?shows?part?of?the?3D?reconstruction.?Could?anyone?help?me??thanks.
>>
>>?code:
>>??????unsigned?short?*buf;
>>??????buf?=?new?unsigned?short[256*256*117];
>>??????unsigned?short?*p=buf;
>>??????FILE?*fp?=?fopen(?filePath,"r");
>>??????fread(buf,256*256,117,fp);
>>??????fclose(fp);
>>?????vtkImageData*?id?=?vtkImageData::New();
>>??????id->SetDimensions(256,?256,?117);
>>???//?id?->GetPointData()->SetScalars(array)?;
>>??????id->SetSpacing(1.0,1.0,1.0);
>>??????id->SetOrigin(0.0,0.0,0.0);
>>???????id->SetScalarTypeToUnsignedShort();
>>???????id->SetNumberOfScalarComponents(1);
>>????????id->AllocateScalars();
>>???????unsigned??short*?a?=?(unsigned?short*)(id->GetScalarPointer());
>>?????????????????for?(i?=?0;?i?<?dims[2];?i++)
>>?????????????????{
>>?????????????????????for?(j?=?0;?j?<?dims[1];?j++)
>>?????????????????????{
>>?????????????????????????for?(k?=?0;?k?<?dims[0];?k++)
>>?????????????????????????{
>>?????????????????????????????*a?=?*p;???a++;??p++;
>>?????????????????????????}
>>?????????????????????}
>>?????????????????}
>>
>>
>>
>>
>>?mexiao
>>
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