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      <title>Glass Drop wizard procedure for revolved type barrel surface</title>
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      <div class="title_topic2" id="xps10_pagetitle">Glass Drop wizard procedure for revolved type barrel surface</div>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('bdydesign/glassdrop_wiz.html');return(false);">Overview</a></p>
            </td>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('bdydesign/glassdrop_wiz_proc.html');return(false);">Procedures</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('bdydesign/glassdrop_wiz_steps.html');return(false);">Page Steps</a></p>
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      </table><br><p class="para_topic">The procedure for <b class="uiTerm">Revolved-Glass Drop Down by Motion</b> type of barrel surface is as follows:
      </p><a name="gd_welcome_rev"></a><div class="title_division">Welcome Step</div>
      <p class="para_division">Click <b class="uiTerm">Next</b> to advance to the <b class="uiTerm">Belt Line</b> step.
      </p><a name="gd_belt_line_rev"></a><div class="title_division">Belt Line step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">If you have not already done so, select a curve to represent the belt line.</p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b> to advance to the <b class="uiTerm">Edges</b> step.
            </p>
         </li>
      </ol><a name="gd_edges_rev"></a><div class="title_division">Edges step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Select the <b class="uiTerm">Front Edge</b> of the glass.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Select the <b class="uiTerm">Top Edge</b> of the glass.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Select the <b class="uiTerm">Rear Edge</b> of the glass.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Select the <b class="uiTerm">Bottom Edge</b> of the glass.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b> to advance to the <b class="uiTerm">Points</b> step.
            </p>
         </li>
      </ol><a name="gd_points_rev"></a><div class="title_division">Points step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Select a point to define the <b class="uiTerm">Front Corner Point</b>. This point is also referred as the front path point.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b> to advance to the next step.
            </p>
         </li>
         <li>
            <p class="para_item">Select a point to define the <b class="uiTerm">Rear Corner Point</b>. This point is also referred as the rear path point.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b> to advance to the <b class="uiTerm">Barrel Surface</b> step. 
            </p>
         </li>
      </ol>
      <p class="para_division">Two corner points are preselected for you to confirm only if there are intersection points of glass edges. These corner points are mandatory.</p><a name="gd_barrel_surface_rev"></a><div class="title_division">Barrel Surface step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Select the method to specify the centerline and cross section from the following options:</p>
            <ul>
               <li>
                  <p class="para_item"><b class="uiTerm">Input curves directly</b>: Specify the centerline for the input curves. Type values for the <b class="uiTerm">Forward Section Offset</b>, <b class="uiTerm">Middle Section Location</b>, and <b class="uiTerm">Rearward Section Offset</b> to define the location of the three curves to be derived from the styled glass surface, or accept the default position of the curves. Type value for the <b class="uiTerm">Glass Thickness</b>. (Optional) Select the <b class="uiTerm">Output Glass Center Axis</b> check box if required. Click <b class="uiTerm">Next</b> to specify the <b class="uiTerm">Drop Angle</b>.
                  </p>
               </li>
               <li>
                  <p class="para_item"><b class="uiTerm">Derive from styling surface</b>: Select the styled surface for the glass. Click <b class="uiTerm">Next</b> to create the barrel surface. Click <b class="uiTerm">Next</b> to specify the <b class="uiTerm">Drop Angle</b>.
                  </p>
               </li>
            </ul>
         </li>
         <li>
            <p class="para_item">Choose any one of the following methods to define the <b class="uiTerm">Drop Angle</b>:
            </p>
            <ul>
               <li>
                  <p class="para_item">Click <b class="uiTerm">Next</b> to proceed and create the barrel surface. The drop angle is computed such that the rear helical path passes through the point specified in the rear path point step and the default point (rear bottom corner of the glass).
                  </p>
               </li>
               <li>
                  <p class="para_item">Type a value (in degrees) for the <b class="uiTerm">Drop Angle</b>. This value overrides the angle computed by using the default point. &nbsp;Once you have specified the angle, click <b class="uiTerm">Next</b> to proceed.
                  </p>
               </li>
               <li>
                  <p class="para_item">Move the slider to the required position to specify the drop angle and click <b class="uiTerm">Next</b> to proceed.
                  </p>
               </li>
            </ul>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Create Barrel Surface</b> to create and edit the barrel surface. Click <b class="uiTerm">Display Deviations</b> to view a color-coded plot of deviations between the styled glass surface and the barrel surface. Observe the resulting maximum deviation and repeat the steps until the deviation meets your requirements.
            </p>
         </li>
         <li>
            <p class="para_item">Type a value for the <b class="uiTerm">Maximum Deviation</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Select the <b class="uiTerm">Output Compete Barrel Surface</b> check box to view the complete barrel surface. Select the <b class="uiTerm">Create Channel</b> check box to create channels and proceed to the <b class="uiTerm">Interference Checks</b> step. Select or clear the <b class="uiTerm">Create Channel</b> check box as required.
            </p>
         </li>
      </ol><a name="gd_interference_rev"></a><div class="title_division">Interference Checks step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Select the option to specify the disposition of the trace body.</p>
         </li>
         <li>
            <p class="para_item">Choose the <b class="uiTerm">Drop Limit</b> option from the following:
            </p>
            <ul>
               <li>
                  <p class="para_item">Select<b class="uiTerm">Belt Line</b> to calculate a value such that the top of the glass is at the belt line. The value calculated is shown in the <b class="uiTerm">Drop Limit</b> field. This option is most useful for a front door where the goal is to lower the glass so it is not visible above the belt line.
                  </p>
               </li>
               <li>
                  <p class="para_item">Select <b class="uiTerm">Maximum</b> to determine a value where the glass first interferes with any part of the door assembly. The value is shown in the <b class="uiTerm">Drop Limit</b> field. This option is most useful for a rear door, to determine how much the glass can be lowered.
                  </p>
               </li>
               <li>
                  <p class="para_item">Select <b class="uiTerm">Other</b> to manually enter any value in the <b class="uiTerm">Drop Limit</b> field.
                  </p>
               </li>
            </ul>
         </li>
         <li>
            <p class="para_item">Choose either <b class="uiTerm">Static Analysis</b> or <b class="uiTerm">Motion Analysis</b>.
            </p>
            <p class="para_item">For <b class="uiTerm">Static Analysis</b>:
            </p>
            <ol type="a" start="1">
               <li>
                  <p class="para_item">Move the <b class="uiTerm">Glass Position</b> slider to the desired position for the analysis. The glass moves on the screen.
                  </p>
               </li>
               <li>
                  <p class="para_item">Click the <b class="uiTerm">Check for Interference</b> option. A message box indicates if any hard collisions are detected or not.
                  </p>
               </li>
               <li>
                  <p class="para_item">Click <b class="uiTerm">Clearance Browser</b> to further examine the results of the analysis. Unlike the hard collisions reported for the <b class="uiTerm">Check for Interference</b> option, this analysis uses clearance zones and other advanced capabilities.
                  </p>
               </li>
            </ol>
            <p class="para_item">For <b class="uiTerm">Motion Analysis</b>:
            </p>
            <ol type="a" start="1">
               <li>
                  <p class="para_item">Type values for the <b class="uiTerm">Minimum</b> and <b class="uiTerm">Maximum</b> range of motion to investigate. The default angle is from full up (0%) to full down (100%).
                  </p>
               </li>
               <li>
                  <p class="para_item">Type the <b class="uiTerm">Number of Steps</b>. This is the number of discrete locations that are analyzed.
                  </p>
               </li>
               <li>
                  <p class="para_item">Click <b class="uiTerm">Generate Motion</b> to produce the motion path.
                  </p>
               </li>
               <li>
                  <p class="para_item">Click <b class="uiTerm">Clearance Browser</b>, which is enabled after the motion path is generated, to view the results.
                  </p>
               </li>
            </ol>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Next</b> to advance to the <b class="uiTerm">Channels</b> step.
            </p>
         </li>
      </ol><a name="gd_channels_rev"></a><div class="title_division">Channels step</div>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Type values for the <b class="uiTerm">Height (H)</b>, <b class="uiTerm">Width (W)</b>, <b class="uiTerm">Thickness (T)</b>, <b class="uiTerm">Clearance (C)</b>, and <b class="uiTerm">Length</b> for the <b class="uiTerm">Front Channel</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Click<b class="uiTerm">Next</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Type values for the <b class="uiTerm">Height (H)</b>, <b class="uiTerm">Width (W)</b>, <b class="uiTerm">Thickness (T)</b>, <b class="uiTerm">Clearance (C)</b>, and <b class="uiTerm">Length</b> for the <b class="uiTerm">Rear Channel</b>.
            </p>
         </li>
         <li>
            <p class="para_item">Click <b class="uiTerm">Finish</b> to exit the <b class="uiTerm">Glass Drop</b> wizard.
            </p>
         </li>
      </ol>
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