<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Dear all, <div class="">we (a <a href="http://plasma.desy.de/research/simulation_and_theory/index_eng.html" class="">research team</a> in DESY, Germany) are strongly interested in rendering multiple data volumes in the same view with VTK. </div><div class="">We chose VTK for our 3D visualisation project on beam-plasma interactions due to its extended functionality and features, </div><div class="">its open source character and because it is written in C++ with bindings for python.<br class="">However, we will require to show multiple volumes in the same view (representing the data of different particle species in our simulations).<br class="">We are currently using a vtkGPUVolumeRayCastMapper object for each data set, which is then connected to a vtkVolume. </div><div class="">The different vtkVolume objects are then added to the vtkRenderer.<br class="">We have tried to use different vtkRenderer objects for the different vtkVolumes, </div><div class="">but still only the first volume on the first vtkRenderer is displayed. <br class=""><br class="">Searching in the web, we have found the following (potential) solution:<br class=""><a href="https://github.com/bozorgi/VTKMultiVolumeRayCaster" class="">https://github.com/bozorgi/VTKMultiVolumeRayCaster</a><br class="">which is published here:<br class="">http://www.ncbi.nlm.nih.gov/pubmed/24841148<br class=""><br class="">It consists on new vtk classes to handle multiple volumes rendering.<br class="">As it might work well for our purposes, we would like to ask your opinion about this new classes.<br class="">Are you planning to incorporate something like this in the official VTK distribution soon?<br class="">If not, we will be interested in incorporating this new class into our personal VTK installation.<br class="">Then the question is: Will be the python bindings automatically generated for these new classes?<br class=""><br class="">Thanks a lot for your support!</div><div class=""><br class=""></div><div class="">Best regards,</div><div class="">Alberto</div><div class=""><br class=""></div></body></html>