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Raise error when bad data are encountered.

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This commit is contained in:
Dave Pugmire 2019-06-27 09:11:04 -04:00
parent baf4f81753
commit 2e53de81fa
1 changed files with 2 additions and 5 deletions
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7
vtkm/worklet/Tube.h
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@ -141,10 +141,7 @@ public:
return;
//Assign default for 1pt polylines.
else if (numPoints == 1)
{
outNormals.Set(ptIndices[0], this->DefaultNorm);
return;
}
else
{
//The following follows the VTK implementation in:
@ -331,7 +328,7 @@ public:
//Coincident points.
if (vtkm::Magnitude(sNext) == 0)
return;
this->RaiseError("Coincident points in Tube worklet.");
vtkm::Normalize(sNext);
auto s = (sPrev + sNext) / 2.;
@ -342,7 +339,7 @@ public:
auto w = vtkm::Cross(s, n);
//Bad normal
if (vtkm::Magnitude(w) == 0)
return;
this->RaiseError("Bad normal in Tube worklet.");
vtkm::Normalize(w);
//create orthogonal coordinate system.