Files
2024-12-12 09:51:40 +01:00

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style='mso-bidi-font-family:Calibri;color:black'>From:<span style='mso-tab-count:
1'> </span></span></b><span
style='mso-bidi-font-family:Calibri;color:black'>Harry Mattison<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:120.0pt;text-indent:-120.0pt;tab-stops:
120.0pt;mso-layout-grid-align:none;text-autospace:none'><b><span
style='mso-bidi-font-family:Calibri;color:black'>Sent:<span style='mso-tab-count:
1'> </span></span></b><span
style='mso-bidi-font-family:Calibri;color:black'>Wednesday, December 23, 2009
04:26<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:120.0pt;text-indent:-120.0pt;tab-stops:
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1'> </span></span></b><span
style='mso-bidi-font-family:Calibri;color:black'>Anthony Hauck; Jeremy Tammik;
Scott Conover<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:120.0pt;text-indent:-120.0pt;tab-stops:
120.0pt;mso-layout-grid-align:none;text-autospace:none'><b><span
style='mso-bidi-font-family:Calibri;color:black'>Subject:<span
style='mso-tab-count:1'> </span></span></b><span
style='mso-bidi-font-family:Calibri;color:black'>playing pool with
FindReferencesByDirection <o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:120.0pt;text-indent:-120.0pt;tab-stops:
120.0pt;mso-layout-grid-align:none;text-autospace:none'><b><span
style='mso-bidi-font-family:Calibri;color:black'>Attachments:<span
style='mso-tab-count:1'> </span></span></b><span
style='mso-bidi-font-family:Calibri;color:black'>PoolTable.rvt;
ClassLibraryC.dll<o:p></o:p></span></p>
<p class=MsoNormal><o:p>&nbsp;</o:p></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'>Hi,<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'>Here's the
modification we discussed to make the ray shooting SDK example a bit more fun.
Some code cleanup might be in order before publishing it, but it works and can
amuse a 6 year old, if nothing else.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'>Harry<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><!--[if gte vml 1]><v:shapetype
id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t"
path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
<v:stroke joinstyle="miter"/>
<v:formulas>
<v:f eqn="if lineDrawn pixelLineWidth 0"/>
<v:f eqn="sum @0 1 0"/>
<v:f eqn="sum 0 0 @1"/>
<v:f eqn="prod @2 1 2"/>
<v:f eqn="prod @3 21600 pixelWidth"/>
<v:f eqn="prod @3 21600 pixelHeight"/>
<v:f eqn="sum @0 0 1"/>
<v:f eqn="prod @6 1 2"/>
<v:f eqn="prod @7 21600 pixelWidth"/>
<v:f eqn="sum @8 21600 0"/>
<v:f eqn="prod @7 21600 pixelHeight"/>
<v:f eqn="sum @10 21600 0"/>
</v:formulas>
<v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"/>
<o:lock v:ext="edit" aspectratio="t"/>
</v:shapetype><v:shape id="Picture_x0020_1" o:spid="_x0000_i1025" type="#_x0000_t75"
alt="" style='width:342pt;height:320.25pt'>
<v:imagedata src="harry_files/image001.png" o:href="cid:image001.png@01CA8355.35763AC0"/>
</v:shape><![endif]--><![if !vml]><img width=456 height=427
src="harry_files/image002.jpg" v:shapes="Picture_x0020_1"><![endif]><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><!--[if gte vml 1]><v:shape
id="Picture_x0020_2" o:spid="_x0000_i1026" type="#_x0000_t75" alt="" style='width:390.75pt;
height:308.25pt'>
<v:imagedata src="harry_files/image003.png" o:href="cid:image002.png@01CA8355.CD7583D0"/>
</v:shape><![endif]--><![if !vml]><img width=521 height=411
src="harry_files/image004.jpg" v:shapes="Picture_x0020_2"><![endif]><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:blue'>class</span> <span
style='color:#2B91AF'>RaytraceBouncePool</span> : <span style='color:#2B91AF'>IExternalCommand</span>
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:green'>// have a line style &quot;bounce&quot; created in
the document before running this<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";color:green;mso-ansi-language:
EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>ExternalCommandData</span> <span style='color:#030003'>cdata</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>Autodesk</span>.<span style='color:#030003'>Revit</span>.<span
style='color:#2B91AF'>Application</span> <span style='color:#030003'>app</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Document</span> <span style='color:#030003'>doc</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Face</span> <span style='color:#030003'>face</span>
= <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>Autodesk</span>.<span style='color:#030003'>Revit</span>.<span
style='color:#030003'>Geometry</span>.<span style='color:#2B91AF'>Reference</span>
<span style='color:#030003'>rClosest</span> = <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>Autodesk</span>.<span style='color:#030003'>Revit</span>.<span
style='color:#030003'>Elements</span>.<span style='color:#2B91AF'>View3D</span>
<span style='color:#030003'>view</span> = <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>static</span> <span style='color:blue'>double</span> <span
style='color:#030003'>epsilon</span> = 0.00000001;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>int</span> <span style='color:#030003'>LineCount</span>
= 0;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>int</span> <span style='color:#030003'>RayCount</span>
= 0;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:#2B91AF'>IExternalCommand</span>.<span
style='color:#2B91AF'>Result</span> <span style='color:#030003'>Execute</span>(<span
style='color:#2B91AF'>ExternalCommandData</span> <span style='color:#030003'>commandData</span>,
<span style='color:blue'>ref</span> <span style='color:blue'>string</span> <span
style='color:#030003'>message</span>, <span style='color:#2B91AF'>ElementSet</span>
<span style='color:#030003'>elements</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>cdata</span> = <span style='color:#030003'>commandData</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>app</span> = <span style='color:#030003'>commandData</span>.<span
style='color:#030003'>Application</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>doc</span> = <span style='color:#030003'>app</span>.<span
style='color:#030003'>ActiveDocument</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>Get3DView</span>();<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>DeleteLines</span>();<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:green'>// find the cue<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>XYZ</span> <span style='color:#030003'>direction</span>
= <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>XYZ</span> <span style='color:#030003'>startpt</span>
= <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;
<span style='color:#030003'>list</span> = <span style='color:blue'>new</span> <span
style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;();<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Filter</span> <span style='color:#030003'>filter</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>Create</span>.<span
style='color:#030003'>Filter</span>.<span style='color:#030003'>NewTypeFilter</span>(<span
style='color:blue'>typeof</span>(<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Elements</span>.<span
style='color:#2B91AF'>FamilyInstance</span>));<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>int</span> <span style='color:#030003'>num</span> = <span
style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>get_Elements</span>(<span style='color:#030003'>filter</span>,
<span style='color:#030003'>list</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>foreach</span> (<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span> <span
style='color:#030003'>e</span> <span style='color:blue'>in</span> <span
style='color:#030003'>list</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>e</span>.<span
style='color:#030003'>Name</span> == <span style='color:#A31515'>&quot;cue&quot;</span>)
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>LocationCurve</span> <span style='color:#030003'>lc</span>
= <span style='color:#030003'>e</span>.<span style='color:#030003'>Location</span>
<span style='color:blue'>as</span> <span style='color:#2B91AF'>LocationCurve</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>direction</span> = <span style='color:#030003'>lc</span>.<span
style='color:#030003'>Curve</span>.<span style='color:#030003'>ComputeDerivatives</span>(0,<span
style='color:blue'>true</span>).<span style='color:#030003'>BasisX</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>startpt</span> = <span style='color:#030003'>lc</span>.<span
style='color:#030003'>Curve</span>.<span style='color:#030003'>get_EndPoint</span>(1);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>break</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>view</span> == <span
style='color:blue'>null</span>) <span style='color:#2B91AF'>MessageBox</span>.<span
style='color:#030003'>Show</span>(<span style='color:#A31515'>&quot;A default 3D
view (named {3D}) must exist before running this command&quot;</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>else</span>
{&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>for</span> (<span style='color:blue'>int</span> <span
style='color:#030003'>ctr</span> = 1; <span style='color:#030003'>ctr</span>
&lt;= 100; <span style='color:#030003'>ctr</span>++) <span style='color:green'>//
how many bounces to run<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Geometry</span>.<span
style='color:#2B91AF'>ReferenceArray</span> <span style='color:#030003'>references</span>
= <span style='color:#030003'>doc</span>.<span style='color:#030003'>FindReferencesByDirection</span>(<span
style='color:#030003'>startpt</span>, <span style='color:#030003'>direction</span>,
<span style='color:#030003'>view</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>rClosest</span> = <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>FindClosestReference</span>(<span style='color:
#030003'>references</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>rClosest</span>
== <span style='color:blue'>null</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>MessageBox</span>.<span style='color:#030003'>Show</span>(<span
style='color:#A31515'>&quot;Ray &quot;</span> + <span style='color:#030003'>ctr</span>
+ <span style='color:#A31515'>&quot; aborted. No closest face reference
found.&quot;</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>return</span> <span style='color:#2B91AF'>IExternalCommand</span>.<span
style='color:#2B91AF'>Result</span>.<span style='color:#030003'>Succeeded</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style='color:blue'>else</span> {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>XYZ</span> <span style='color:#030003'>endpt</span>
= <span style='color:blue'>new</span> <span style='color:#2B91AF'>XYZ</span>(<span
style='color:#030003'>rClosest</span>.<span style='color:#030003'>GlobalPoint</span>.<span
style='color:#030003'>X</span>, <span style='color:#030003'>rClosest</span>.<span
style='color:#030003'>GlobalPoint</span>.<span style='color:#030003'>Y</span>, <span
style='color:#030003'>rClosest</span>.<span style='color:#030003'>GlobalPoint</span>.<span
style='color:#030003'>Z</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>startpt</span>.<span
style='color:#030003'>AlmostEqual</span>(<span style='color:#030003'>endpt</span>))
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>MessageBox</span>.<span style='color:#030003'>Show</span>(<span
style='color:#A31515'>&quot;Start and end points are equal. Ray &quot;</span> +
<span style='color:#030003'>ctr</span> + <span style='color:#A31515'>&quot;
aborted\n&quot;</span> + <span style='color:#030003'>startpt</span>.<span
style='color:#030003'>X</span> + <span style='color:#A31515'>&quot;, &quot;</span>
+ <span style='color:#030003'>startpt</span>.<span style='color:#030003'>Y</span>
+ <span style='color:#A31515'>&quot;, &quot;</span> + <span style='color:#030003'>startpt</span>.<span
style='color:#030003'>Z</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>break</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>else</span> {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>MakeLine</span>(<span style='color:#030003'>startpt</span>,
<span style='color:#030003'>endpt</span>, <span style='color:#030003'>direction</span>,
<span style='color:#A31515'>&quot;bounce&quot;</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>RayCount</span> = <span style='color:#030003'>RayCount</span>
+ 1;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>face</span> = <span style='color:#030003'>rClosest</span>.<span
style='color:#030003'>GeometryObject</span> <span style='color:blue'>as</span> <span
style='color:#2B91AF'>Face</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>rClosest</span>.<span
style='color:#030003'>Element</span>.<span style='color:#030003'>Category</span>.<span
style='color:#030003'>Name</span> == <span style='color:#A31515'>&quot;Doors&quot;</span>)<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>MessageBox</span>.<span style='color:#030003'>Show</span>(<span
style='color:#A31515'>&quot;You sank the ball with &quot;</span> + <span
style='color:#030003'>ctr</span> + <span style='color:#A31515'>&quot;
shots.&quot;</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>return</span> <span style='color:#2B91AF'>IExternalCommand</span>.<span
style='color:#2B91AF'>Result</span>.<span style='color:#030003'>Succeeded</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>UV</span> <span style='color:#030003'>endptUV</span>
= <span style='color:#030003'>rClosest</span>.<span style='color:#030003'>UVPoint</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>XYZ</span> <span style='color:#030003'>FaceNormal</span>
= <span style='color:#030003'>face</span>.<span style='color:#030003'>ComputeDerivatives</span>(<span
style='color:#030003'>endptUV</span>).<span style='color:#030003'>BasisZ</span>;&nbsp;
<span style='color:green'>// face normal where ray hits<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>FaceNormal</span> = <span style='color:#030003'>rClosest</span>.<span
style='color:#030003'>Transform</span>.<span style='color:#030003'>OfVector</span>(<span
style='color:#030003'>FaceNormal</span>); <span style='color:green'>//
transformation to get it in terms of document coordinates instead of the parent
symbol<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>XYZ</span> <span style='color:#030003'>directionMirrored</span>
= <span style='color:#030003'>direction</span> - 2 * <span style='color:#030003'>direction</span>.<span
style='color:#030003'>Dot</span>(<span style='color:#030003'>FaceNormal</span>)
* <span style='color:#030003'>FaceNormal</span>; <span style='color:green'>//http://www.fvastro.org/presentations/ray_tracing.htm<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>direction</span> = <span style='color:#030003'>directionMirrored</span>;
<span style='color:green'>// get ready to shoot the next ray<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>startpt</span> = <span style='color:#030003'>endpt</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>return</span> <span style='color:#2B91AF'>IExternalCommand</span>.<span
style='color:#2B91AF'>Result</span>.<span style='color:#030003'>Succeeded</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Geometry</span>.<span
style='color:#2B91AF'>Reference</span> <span style='color:#030003'>FindClosestReference</span>(<span
style='color:#2B91AF'>ReferenceArray</span> <span style='color:#030003'>references</span>)
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>double</span> <span style='color:#030003'>face_prox</span>
= <span style='color:#2B91AF'>Double</span>.<span style='color:#030003'>PositiveInfinity</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>double</span> <span style='color:#030003'>edge_prox</span>
= <span style='color:#2B91AF'>Double</span>.<span style='color:#030003'>PositiveInfinity</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:green'>//string refs = &quot;&quot;;<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>foreach</span> (<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Geometry</span>.<span
style='color:#2B91AF'>Reference</span> <span style='color:#030003'>r</span> <span
style='color:blue'>in</span> <span style='color:#030003'>references</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>r</span>.<span
style='color:#030003'>Element</span>.<span style='color:#030003'>Category</span>.<span
style='color:#030003'>Name</span> != <span style='color:#A31515'>&quot;Generic
Models&quot;</span>)<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>face</span> = <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>face</span> = <span style='color:#030003'>r</span>.<span
style='color:#030003'>GeometryObject</span> <span style='color:blue'>as</span> <span
style='color:#2B91AF'>Face</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Edge</span> <span style='color:#030003'>edge</span>
= <span style='color:blue'>null</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>edge</span> = <span style='color:#030003'>r</span>.<span
style='color:#030003'>GeometryObject</span> <span style='color:blue'>as</span> <span
style='color:#2B91AF'>Edge</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>face</span> != <span
style='color:blue'>null</span>)<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:green'>//refs = refs + r.ProximityParameter +
&quot;\n&quot;;<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#2B91AF'>Math</span>.<span
style='color:#030003'>Abs</span>(<span style='color:#030003'>r</span>.<span
style='color:#030003'>ProximityParameter</span>) &lt; <span style='color:#030003'>face_prox</span>
&amp;&amp; <span style='color:#030003'>r</span>.<span style='color:#030003'>ProximityParameter</span>
&gt; <span style='color:#030003'>epsilon</span>) <span style='color:green'>//when
startpoint is on a surface, should FindReferencesByDirection find that surface?<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>rClosest</span> = <span style='color:#030003'>r</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>face_prox</span> = <span style='color:#2B91AF'>Math</span>.<span
style='color:#030003'>Abs</span>(<span style='color:#030003'>r</span>.<span
style='color:#030003'>ProximityParameter</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>edge</span> != <span
style='color:blue'>null</span>)<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#2B91AF'>Math</span>.<span
style='color:#030003'>Abs</span>(<span style='color:#030003'>r</span>.<span
style='color:#030003'>ProximityParameter</span>) &lt; <span style='color:#030003'>edge_prox</span>
&amp;&amp; <span style='color:#030003'>r</span>.<span style='color:#030003'>ProximityParameter</span>
&gt; <span style='color:#030003'>epsilon</span>) <span style='color:green'>//when
startpoint is on a surface, should FindReferencesByDirection find that surface?<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>edge_prox</span> = <span style='color:#2B91AF'>Math</span>.<span
style='color:#030003'>Abs</span>(<span style='color:#030003'>r</span>.<span
style='color:#030003'>ProximityParameter</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:green'>//MessageBox.Show(&quot;Distance to references
found:\n&quot; + refs);<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>edge_prox</span>
&lt;= <span style='color:#030003'>face_prox</span>) <span style='color:#030003'>rClosest</span>
= <span style='color:blue'>null</span>; <span style='color:green'>// stop
bouncing if there is an edge at least as close as the neareast face - there is
no single angle of reflection for a ray striking a line<o:p></o:p></span></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>return</span> <span style='color:#030003'>rClosest</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:blue'>void</span> <span
style='color:#030003'>MakeLine</span>(<span style='color:#2B91AF'>XYZ</span> <span
style='color:#030003'>startpt</span>, <span style='color:#2B91AF'>XYZ</span> <span
style='color:#030003'>endpt</span>, <span style='color:#2B91AF'>XYZ</span> <span
style='color:#030003'>direction</span>, <span style='color:blue'>string</span> <span
style='color:#030003'>style</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>LineCount</span> = <span style='color:#030003'>LineCount</span>
+ 1;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Line</span> <span style='color:#030003'>line</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>Create</span>.<span
style='color:#030003'>NewLineBound</span>(<span style='color:#030003'>startpt</span>,
<span style='color:#030003'>endpt</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Plane</span> <span style='color:#030003'>geometryPlane</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>Create</span>.<span
style='color:#030003'>NewPlane</span>(<span style='color:#030003'>direction</span>,
<span style='color:#030003'>startpt</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>SketchPlane</span> <span style='color:#030003'>skplane</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>Create</span>.<span style='color:#030003'>NewSketchPlane</span>(<span
style='color:#030003'>geometryPlane</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>ModelCurve</span> <span style='color:#030003'>mcurve</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>Create</span>.<span style='color:#030003'>NewModelCurve</span>(<span
style='color:#030003'>line</span>, <span style='color:#030003'>skplane</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>ElementArray</span> <span style='color:#030003'>lsArr</span>
= <span style='color:#030003'>mcurve</span>.<span style='color:#030003'>LineStyles</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>foreach</span> (<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span> <span
style='color:#030003'>e</span> <span style='color:blue'>in</span> <span
style='color:#030003'>lsArr</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>e</span>.<span
style='color:#030003'>Name</span> == <span style='color:#030003'>style</span>)
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>mcurve</span>.<span style='color:#030003'>LineStyle</span>
= <span style='color:#030003'>e</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>break</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:blue'>void</span> <span
style='color:#030003'>Get3DView</span>() {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;
<span style='color:#030003'>list</span> = <span style='color:blue'>new</span> <span
style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;();<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Filter</span> <span style='color:#030003'>filter</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>Create</span>.<span
style='color:#030003'>Filter</span>.<span style='color:#030003'>NewTypeFilter</span>(<span
style='color:blue'>typeof</span>(<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Elements</span>.<span
style='color:#2B91AF'>View3D</span>));<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Int64</span> <span style='color:#030003'>num</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>get_Elements</span>(<span style='color:#030003'>filter</span>,
<span style='color:#030003'>list</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>foreach</span> (<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span> <span
style='color:#030003'>v</span> <span style='color:blue'>in</span> <span
style='color:#030003'>list</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>v</span>.<span
style='color:#030003'>Name</span> == <span style='color:#A31515'>&quot;{3D}&quot;</span>)
{<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#030003'>view</span> = <span style='color:#030003'>v</span> <span
style='color:blue'>as</span> <span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Elements</span>.<span
style='color:#2B91AF'>View3D</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>break</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>public</span> <span style='color:blue'>void</span> <span
style='color:#030003'>DeleteLines</span>() {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;
<span style='color:#030003'>list</span> = <span style='color:blue'>new</span> <span
style='color:#2B91AF'>List</span>&lt;<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span>&gt;();<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Filter</span> <span style='color:#030003'>filter</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>Create</span>.<span
style='color:#030003'>Filter</span>.<span style='color:#030003'>NewTypeFilter</span>(<span
style='color:blue'>typeof</span>(<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#030003'>Elements</span>.<span
style='color:#2B91AF'>CurveElement</span>), <span style='color:blue'>true</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>Int64</span> <span style='color:#030003'>num</span>
= <span style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>get_Elements</span>(<span style='color:#030003'>filter</span>,
<span style='color:#030003'>list</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>foreach</span> (<span style='color:#030003'>Autodesk</span>.<span
style='color:#030003'>Revit</span>.<span style='color:#2B91AF'>Element</span> <span
style='color:#030003'>e</span> <span style='color:blue'>in</span> <span
style='color:#030003'>list</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:#2B91AF'>ModelCurve</span> <span style='color:#030003'>mc</span>
= <span style='color:#030003'>e</span> <span style='color:blue'>as</span> <span
style='color:#2B91AF'>ModelCurve</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>mc</span> != <span
style='color:blue'>null</span>) {<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<span style='color:blue'>if</span> (<span style='color:#030003'>mc</span>.<span
style='color:#030003'>LineStyle</span>.<span style='color:#030003'>Name</span>
== <span style='color:#A31515'>&quot;bounce&quot;</span> || <span
style='color:#030003'>mc</span>.<span style='color:#030003'>LineStyle</span>.<span
style='color:#030003'>Name</span> == <span style='color:#A31515'>&quot;normal&quot;</span>)
<span style='color:#030003'>app</span>.<span style='color:#030003'>ActiveDocument</span>.<span
style='color:#030003'>Delete</span>(<span style='color:#030003'>e</span>);<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span lang=EN-US
style='font-size:10.0pt;font-family:"Courier New";mso-ansi-language:EN-US'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='mso-ansi-language:EN-US'><o:p>&nbsp;</o:p></span></p>
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