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<TITLE>Using the mouse for a pick</TITLE>
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465
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<CENTER>Picking shapes</CENTER>
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<CENTER><B><I>Using the mouse for a pick</I></B></CENTER>
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<DD><LI>Create a behavior that wakes up on mouse events
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<DD><LI>On a mouse release:
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<DD><LI>Construct a <B><TT><FONT COLOR=#00FF00 SIZE=+2>PickRay</FONT></TT></B> from the eye passing
through the 2D mouse screen point
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<DD><LI>Initiate a pick to find all pick hits along the ray,
sorted from closest to furthest
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<DD><LI>Get the first pick hit in the returned data
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<DD><LI>Do something to that picked shape
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<DD><LI>(Re)declare interest in mouse events
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