unsigned char red[3] = { 255, 0, 0 };
vtkSmartPointer<vtkUnsignedCharArray> colors = vtkSmartPointer<vtkUnsignedCharArray>::New();
colors->SetNumberOfComponents(3);
unsigned char red[3] = { 255, 0, 0 };
vtkSmartPointer<vtkUnsignedCharArray> colors = vtkSmartPointer<vtkUnsignedCharArray>::New();
colors->SetNumberOfComponents(3);