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<DIV><FONT face=Arial size=2><SPAN
class=511305303-27012010>David,</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=511305303-27012010></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010>I will have to play
with this more and fix up the example.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=511305303-27012010></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010>The vtkAreaPicker
(from docs) "<SPAN class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif">picks
all vtkProp3Ds that lie behind the screen space rectangle from x0,y0 and
x1,y1"</SPAN></SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif"></SPAN></SPAN></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif">I believe
the vtkInteractorStyleTrackballCamera has its own default picker that is
triggered when 'p' is pressed - this displays a red box around the
picked actor. </SPAN></SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif"></SPAN></SPAN></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif">The
vtkInteractorStyleRubberBandPick however, when used with the vtkAreaPicker,
operates on the selection rectangle (also when 'p' is
pressed).</SPAN></SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif"></SPAN></SPAN></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif">I
think the correct way is to add the observer to the EndPickEvent of the
vtkRenderWindowInteractor. </SPAN></SPAN></SPAN></FONT><FONT face=Arial
size=2><SPAN class=511305303-27012010><SPAN class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif"><SPAN
lang=EN-AU>I will see if I can work it out and fix
the example when I get a spare
minute.</SPAN></SPAN></SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif"></SPAN></SPAN></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=511305303-27012010><SPAN
class=Apple-style-span
style="WORD-SPACING: 0px; FONT: medium 'Times New Roman'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate; orphans: 2; widows: 2; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="FONT-SIZE: 12px; FONT-FAMILY: 'Lucida Grande', Verdana, Geneva, Arial, sans-serif">thanks,</SPAN></SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV align=left><FONT face=Arial size=2>Allan James</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>High Performance Computing &
Research Support<BR>Queensland University of Technology<BR>(07) 3138 9264<BR><A
href="mailto:ar.james@qut.edu.au">ar.james@qut.edu.au</A><BR><A
href="http://www.qut.edu.au/its/hpc">http://www.qut.edu.au/its/hpc</A></FONT><FONT
face=Arial size=2><BR> <BR>><(((º> ._.·´¯`·..
>++(((º> ._.·´¯`·.. >++(((º></FONT></DIV>
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