[vtkusers] .RAW file

[Bill Lorensen]

If your data is 512x512x512 then
reader->SetDataExtent(0,512,0,512,0,512);
should be:
reader->SetDataExtent(0,511,0,511,0,511);

Also be certain you are setting the correct endianness.


On Tue, Jul 9, 2013 at 10:25 AM, Massinissa Bandou <
Massinissa.Bandou at usherbrooke.ca> wrote:

> Hello everyone,
>
> I tried to read a (.raw) file with the following code but it displays a RED
> CUBE. Here is some information about my file  dataInfo.txt
> <http://vtk.1045678.n5.nabble.com/file/n5721842/dataInfo.txt>  . Is there
> something wrong in my code?
>
> thx for your time and help!
>
> sorry my file is too large to be send.
>
> #include <vtkSmartPointer.h>
> #include <vtkRenderWindow.h>
> #include <vtkRenderWindowInteractor.h>
> #include <vtkRenderer.h>
> #include <vtkActor>
> #include <vtkImageReader>
> #include <vtkDataSetMapper>
>
> int main(int argc, char *argv[])
> {
>         vtkImageReader *reader = vtkImageReader::New();
>         reader->SetFileName(file.c_str());
>         reader->SetFileDimensionality(3);
>         reader->SetNumberOfScalarComponents(1);
>         reader->SetDataExtent(0,512,0,512,0,512);
>         reader->SetDataSpacing(0.145, 0.145, 0.145);
>         reader->SetDataByteOrderToBigEndian();
>         reader->SetDataScalarTypeToChar();
>         reader->Update();
>
>         vtkSmartPointer<vtkDataSetMapper> map =
> vtkSmartPointer<vtkDataSetMapper>::New();
>         map->SetInputConnection(reader->GetOutputPort());
>
>
>         vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
>         actor->SetMapper(map);
>
>         vtkSmartPointer<vtkRenderWindowInteractor> interactor =
> vtkSmartPointer<vtkRenderWindowInteractor>::New();
>
>         vtkSmartPointer<vtkRenderWindow> renderWindow =
> vtkSmartPointer<vtkRenderWindow>::New();
>         interactor->SetRenderWindow(renderWindow);
>         vtkSmartPointer<vtkRenderer> renderer =
> vtkSmartPointer<vtkRenderer>::New();
>         renderWindow->AddRenderer(renderer);
>         renderer->AddActor(actor);
>
>         renderWindow->Render();
>         interactor->Start();
> }
>
>
>
>
> --
> View this message in context:
> http://vtk.1045678.n5.nabble.com/RAW-file-tp5721842.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
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-- 
Unpaid intern in BillsBasement at noware dot com
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