Commit 6a4282cb authored by Ken Martin's avatar Ken Martin
Browse files

just some helpful changes try to keep w in homo to one

parent 0432311c
...@@ -351,6 +351,15 @@ void vtkRenderer::ViewToWorld() ...@@ -351,6 +351,15 @@ void vtkRenderer::ViewToWorld()
mat.PointMultiply(result,result); mat.PointMultiply(result,result);
// Get the transformed vector & set WorldPoint // Get the transformed vector & set WorldPoint
// while we are at it try to keep w at one
if (result[3])
{
result[0] /= result[3];
result[1] /= result[3];
result[2] /= result[3];
result[3] = 1;
}
this->SetWorldPoint(result); this->SetWorldPoint(result);
} }
......
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