I apologize for some mistakes. <div>The Powerpoint I was refering to can be found here. </div><div><br></div><div><b style="color:rgb(0,153,51);font-family:arial,sans-serif;line-height:13px;background-color:rgb(255,255,255)">paraview</b><span style="color:rgb(0,153,51);font-family:arial,sans-serif;line-height:13px;background-color:rgb(255,255,255)">.org/Wiki/images/2/20/IEEE08_</span><b style="color:rgb(0,153,51);font-family:arial,sans-serif;line-height:13px;background-color:rgb(255,255,255)">Time-In-ParaView</b><span style="color:rgb(0,153,51);font-family:arial,sans-serif;line-height:13px;background-color:rgb(255,255,255)">.ppt</span></div>
<div><font color="#009933" face="arial, sans-serif"><span style="line-height:13px"><br></span></font></div><div><br></div><div>Best, </div><div>Mohamad</div><div><br></div><div><div class="gmail_quote">On Sat, Apr 7, 2012 at 5:22 AM, Mohamad M. Nasr-Azadani <span dir="ltr"><<a href="mailto:mmnasr@gmail.com">mmnasr@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi all, <div><br></div><div>This is what I doing: </div><div><br></div><div>1- Load the PVD file (which holds the real time information associated with each *.vtr file)</div>
<div><div><br></div><div><?xml version="1.0"?></div>
<div> <VTKFile type="Collection" version="0.1" byte_order="LittleEndian" compressor="vtkZLibDataCompressor"> </div><div> <Collection></div><div> <DataSet timestep="0.0" group="" part="0" file="vel_vec_0.vtr"/></div>
<div> <DataSet timestep="0.2" group="" part="0" file="vel_vec_1.vtr"/></div><div> <DataSet timestep="0.4" group="" part="0" file="vel_vec_2.vtr"/></div>
<div> <DataSet timestep="0.6" group="" part="0" file="vel_vec_3.vtr"/></div><div> <DataSet timestep="0.8" group="" part="0" file="vel_vec_4.vtr"/></div>
<div> <DataSet timestep="1.0" group="" part="0" file="vel_vec_5.vtr"/></div><div> <DataSet timestep="1.2" group="" part="0" file="vel_vec_6.vtr"/></div>
<div> <DataSet timestep="1.4" group="" part="0" file="vel_vec_7.vtr"/></div><div> <DataSet timestep="1.6" group="" part="0" file="vel_vec_8.vtr"/></div>
<div> <DataSet timestep="1.8" group="" part="0" file="vel_vec_9.vtr"/></div><div> <DataSet timestep="2.0" group="" part="0" file="vel_vec_10.vtr"/></div>
<div> </Collection></div><div></VTKFile></div></div><div><br></div><div><br></div><div>2- Click on my data and create a "Temporal Cache" with "Cache Size=2". </div><div><br></div><div>3- From "Sources", I create a "Line". </div>
<div><br></div><div>4- Click on TemporalCache1 and create a ParticleTracer. </div><div> When the menu pops up, I choose </div><div> a) Input: TemporalCache1</div><div> b) Source: Line1</div><div>
Right after I click Ok, this is the message I get (note that this message is shown even before giving me the chance to change any flags on the "Properties" section related to the "ParticleTracer1".</div>
<div><table style="margin-top:4px;margin-bottom:4px;margin-left:4px;margin-right:4px"><tbody><tr><td style="border-top-style:none;border-right-style:none;border-bottom-style:none;border-left-style:none;border-width:initial;border-color:initial">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:Courier;font-size:9pt;color:rgb(128,0,0)">/home/utkarsh/Kitware/superbuild/paraview/src/paraview/VTK/Filtering/vtkStreamingDemandDrivenPipeline.cxx, line 934</span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:Courier;font-size:9pt;color:rgb(128,0,0)">vtkPVPostFilterExecutive (0x4db4870): No maximum number of pieces has been set in the information for output port 0 on algorithm vtkPVPostFilter(0x4777fd0).</span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:Courier;font-size:9pt;color:rgb(128,0,0)"><br></span></p></td></tr></tbody></table></div><div>Luckily, Paraview does not crash and I can continue. </div>
<div>After doing some research, I am guessing that this has something to do with the time conflicts (Pipeline fed into the filter and the animation viewer time). </div><div><br></div><div><b>Observation:</b> Right after I create the ParticleTracer and receive the error message, the time shown in the animation viewer is increased from "0.0" to "0.2". Why? </div>
<div><br></div><div>5- Recommended by the powerpoint, I set </div><div> a) Time Step: True (1) </div><div> b) Ignore Pipeline Time: True (1)</div><div><br></div><div><br></div><div>6- Now, I use "Animation View" as directed by the same powerpoint to feed the time into the ParticleTracer1 filter. </div>
<div> a) Mode: Sequence</div><div> b) Create a keyframe for "ParticleTracer1". Double click on the bar and set: </div><div><div> 1: time: 0.2, (interpolation ramp), value: 1</div>
</div><div><div> 2: time: 1.8, (), value: 9 </div></div><div><br></div><div>Note: I have varied all the combinations listed above to include/exclude the last/first steps. No luck! Nothing really happening. </div>
<div> </div><div>7- Play animation. Result: nothing happening? What is going on? </div><div><br></div><div><br></div><div><b>Observation: Using Paraview 3.8, I could see the animation without adjusting any parameters in the "Animation View" menu. Just the annoying error message was shown. However, I could do the same thing with Paraview 3.14, but it crashes after a few timesteps. </b></div>
<div><b><br></b></div><div>Anybody could share some hints on how to go about this? </div><div><br></div><div>Thanks, </div><div>Mohanad</div><div><br></div><div> </div><div><br></div><div><br></div><div><br></div>
</blockquote></div><br></div>