<div dir="ltr"><div>Hi Marco,</div><div><br></div><div>Building a PET lookup table is more complicated than that.</div><div>For example, here is the code in my vtkDICOMLookupTable class:</div><a href="https://github.com/dgobbi/vtk-dicom/blob/master/Source/vtkDICOMLookupTable.cxx#L95" target="_blank">https://github.com/dgobbi/vtk-dicom/blob/master/Source/vtkDICOMLookupTable.cxx#L95</a><br><div><br></div><div>Or, you can use the LUT data from the dicom standard, e.g.:</div><div><a href="https://www.dabsoft.ch/dicom/6/B.1/" target="_blank">https://www.dabsoft.ch/dicom/6/B.1/</a><br></div><div><br></div><div> - David</div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 15, 2015 at 6:31 AM, Marco Dev <span dir="ltr"><<a href="mailto:marco.dev.open@gmail.com" target="_blank">marco.dev.open@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>Hi,<br></div>Preset  for  PET Clut in vtkLookupTable format  look like such as follow bellow:<br>  vtkSmartPointer<vtkLookupTable> lut = <br>  lut<vtkLookupTable>::New(); // hot color map<br>  lut->SetRange(x, y);<br>  lut->SetHueRange(x,y );<br>  lut->SetValueRange( y, y );<br>  lut->Build();<br></div><div>Thanks</div></div></blockquote></div></div></div>