[vtkusers] Re: Constrained Delaunay Problem

[Paul Tait]

> More info
>
> I'm contouring some data using vtkDelaunay2D and then
> vtkBandedPolyDataContourFilter. The contour values come from the oil wells
> pressure data (vertical sticks) in color image
>
> I've attached the wireframe output. Hopefully this helps
>
> Thanks Paul Tait
>
> ----- Original Message ----- 
> From: Paul Tait
> To: vtkusers at vtk.org
> Sent: Friday, April 23, 2004 12:13 PM
> Subject: [vtkusers] Constrained Delaunay Problem
>
>
> this is my stack after I get a C0000005 access violations
>
> the line marked ** causes the problem -842150451 in hex is 0xCDCDCDCD
which
> is microsofts way of telling you that the variable is un-initialised
>
> so the second time FindTriangle is called newNei has not been set
>
> I have recently increased the numbers of points defining my constrained
> poly. If this has something to do with it, what is the solution. Perhaps
> something to do with SetTolerance() ?
>
> Thanks Paul Tait
> return this->FindTriangle(x,ptIds,newNei,tol,nei,neighbors);
>
> vtkUnsignedCharArray::GetValue(const int -842150451) line 112 + 23 bytes
> vtkCellTypes::GetCellType(int -842150451) line 89 + 29 bytes
> vtkPolyData::GetCellPoints(int -842150451, int & -858993460, int * &
> 0xcccccccc) line 1041 + 18 bytes
> ** vtkDelaunay2D::FindTriangle(double * 0x0012f4e4, int * 0x0012f518,
> int -842150451, double 10.376174632301, int * 0x0012f4fc, vtkIdList *
> 0x12bc2ef8) line 135
> vtkDelaunay2D::FindTriangle(double * 0x0012f4e4, int * 0x0012f518, int 0,
> double 10.376174632301, int * 0x0012f4fc, vtkIdList * 0x12bc2ef8) line 214
> vtkDelaunay2D::Execute() line 428 + 48 bytes
> vtkSource::ExecuteData(vtkDataObject * 0x12b95168) line 136 + 16 bytes
> vtkSource::UpdateData(vtkDataObject * 0x12b95168) line 395 + 20 bytes
> vtkDataObject::UpdateData() line 373 + 26 bytes
> vtkSource::UpdateData(vtkDataObject * 0x12b95680) line 339 + 23 bytes
> vtkDataObject::UpdateData() line 373 + 26 bytes
> vtkDataObject::Update() line 254 + 13 bytes
> vtkMapper::Update() line 347 + 24 bytes
> vtkPolyDataMapper::Update() line 105
> vtkPolyDataMapper::GetBounds() line 119 + 16 bytes
> vtkActor::GetBounds() line 322 + 34 bytes
> vtkFrustumCoverageCuller::Cull(vtkRenderer * 0x12b5a590, vtkProp * *
> 0x12d7de68, int & 3, int & 0) line 98 + 22 bytes
> vtkRenderer::AllocateTime() line 402 + 41 bytes
> vtkRenderer::Render() line 229
> vtkRendererCollection::Render() line 54 + 16 bytes
> vtkRenderWindow::DoStereoRender() line 621
> vtkRenderWindow::DoFDRender() line 606 + 16 bytes
> vtkRenderWindow::DoAARender() line 500 + 16 bytes
> vtkRenderWindow::Render() line 327 + 16 bytes
> Fpm3D::WindowProc(unsigned int 256, unsigned int 33, long 21561345) line
> 1303 + 28 bytes
>
>
>
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