<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1432839329890_22119"><br></div><div id="yui_3_16_0_1_1432839329890_22126">Hi all,</div><div id="yui_3_16_0_1_1432839329890_22133"><br></div><div id="yui_3_16_0_1_1432839329890_22185">I am looking at the Push() and Pop() functions in the vtkTransform class.</div><div dir="ltr" id="yui_3_16_0_1_1432839329890_22184">I don't understand how the access the top of the concatenation stack.</div><div id="yui_3_16_0_1_1432839329890_22395" dir="ltr">Could someone shed some light on this for me?</div><div id="yui_3_16_0_1_1432839329890_22403" dir="ltr"><br></div><div dir="ltr">Thanks - Maarten<br></div><div style="" class="" id="yui_3_16_0_1_1432839329890_22184"> </div></div></body></html>