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<p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">Dears users,</span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px"><br></span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">I would like to use the CUDA accelerated vtkm filter in ParaView. However, according to the release notes, binary versions do not seem to support CUDA acceleration properly. (<a href="https://www.paraview.org/Wiki/ParaView_Release_Notes" target="_blank" style="color:rgb(17,85,204)">https://www.paraview.org/Wiki/ParaView_Release_Notes</a>).</span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px"><br></span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px"> So I<span> </span><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">compiled<span> </span></span><span> </span>ParaView-v5.5.2 code on Ubuntu with VTKm_ENABLE_CUDA option</span></font><span style="font-size:16px;color:rgb(0,0,0);font-family:Calibri,Helvetica,sans-serif,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols">. There was no problem in the build, but when I actually execute vtkm filter (contour filter) on paraview, I got this error message "caught ErrorBadDevice: Device with id 2 is either not in the list or is invalid."</span></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px"><br></span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">This seems like the vtkm filter does not set up the proper GPU device.<br><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">The used system has installed only one GPU device (TITAN X Pascal) with CUDA 8.0.</span> </span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">So I think the device ID should be 0.</span></font><span style="font-size:16px;color:rgb(0,0,0);font-family:Calibri,Helvetica,sans-serif,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols"> <br>Also, there is no problem when using a default contour filter without vtkm.</span></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><br></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><br></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">Any help on how to solve this will be appreciated.</span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px"><br></span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">Best regards,</span></font></p><p style="text-decoration-style:initial;text-decoration-color:initial;margin-top:0px;margin-bottom:0px"><font color="#000000" face="Calibri, Helvetica, sans-serif, EmojiFont, Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, Segoe UI Symbol, Android Emoji, EmojiSymbols"><span style="font-size:16px">Sumin.</span></font></p><div class="gmail-yj6qo" style="text-decoration-style:initial;text-decoration-color:initial"></div><br></div>