[Paraview] Bug? Paraview will load vrml 1.0 but cannot display

[Sebastien Jourdain]

I've just open that same file in a VRML viewer, and everything was
black. Maybe, it's the content of the file that is not right ?

On Thu, Nov 24, 2011 at 10:48 PM, Steve M. Robbins <steve at sumost.ca> wrote:
> Hi,
>
> The VTK parser class (vtkVRMLImporter) only handles VMRL 2.0.  I
> believe paraview uses this class, but paraview's vtkVRMLSource
> method CanReadFile() will accept either 1.0 or 2.0.  Is this
> a bug -- or can paraview handle vrml 1.0 in some manner?
>
> I've tried loading some VRML 1.0 examples such as
> http://www.cg.tuwien.ac.at/studentwork/VRSem96/VRML/Examples/earth_sun_19.wrl
> but no joy.
>
> -Steve
>
> //-----------------------------------------------------------------------------
> int vtkVRMLSource::CanReadFile(const char *filename)
> {
>  FILE *fd = fopen(filename, "r");
>  if (!fd) return 0;
>
>  char header[128];
>  fgets(header, 128, fd);
>
>  // Technically, the header should start with "#VRML V2.0 utf8", but who's
>  // to say that new versions will not be forward compatible.  Let's not be
>  // perscriptive yet.  If some future version of VRML is incompatible, we
>  // can make this test more strict.
>  int valid = (strncmp(header, "#VRML ", 6) == 0);
>
>  fclose(fd);
>  return valid;
> }
>
>
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