<div class="gmail_quote">On Fri, Mar 5, 2010 at 7:23 AM, Rakesh Patil <span dir="ltr"><<a href="mailto:rakeshthp@in.com">rakeshthp@in.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Hello,<br><br>I was going through the documentation of vtk.. I came across this clas.. vtkInformation and vtkInformationKey<br><br>Can anyone explain me or guide me with an example how to use this class. and when and in what context is this useful..??<br>
<br>Thanks<br>Rakesh Patil<br><br></blockquote><div class="gmail_quote"><br></div><div class="gmail_quote">I believe these classes are only used to create "the pipeline". You'll notice in all the RequestData functions:</div>
<div class="gmail_quote"><br></div><div class="gmail_quote"><div class="gmail_quote">int vtkDelimitedTextReader::RequestData(</div><div class="gmail_quote"> vtkInformation*, </div><div class="gmail_quote"> vtkInformationVector**, </div>
<div class="gmail_quote"> vtkInformationVector* outputVector)</div><div class="gmail_quote"><br></div><div class="gmail_quote">I think they just carry around the input/output types and pointers to the input/output objects.</div>
</div><br clear="all">Thanks,<br><br><div>David</div></div>