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      <title>Instruction</title>
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      <div class="title_topic7" id="xps10_pagetitle"> Instruction</div>
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      <p class="para_topic">INST (instruction) specifies special actions the system performs on each object. The instructions generally produce additional information from the existing default contents of an object. Enhanced information, such as an image file of the geometry or the machining time of a tool path, may also be presented in a document.</p>
      <p class="para_topic">The following instructions have been implemented for different object types in CAM:</p>
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               <p class="para_th">Object Type</p>
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               <p class="para_th">Instruction</p>
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               <p class="para_th">Definition</p>
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               <p class="para_td">SETUP</p>
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               <p class="para_td">PART_GIF</p>
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               <p class="para_td">PART_GIF &nbsp;generates an image file, in .gif format, of the part geometry of the setup. The variable $mom_setup_part_gif_file contains the name of the .gif file</p>
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               <p class="para_td">OPER</p>
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               <p class="para_td">PATH_GIF</p>
               <p class="para_td">GEOM_GIF</p>
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               <p class="para_td">PATH_GIF generates an image file of the operation's tool path. This instruction causes an existing tool path to be replayed automatically. The variable $mom_operation_path_gif_file contains the name of the file.</p>
               <p class="para_td">GEOM_GIF generates an image file of the geometry used in an operation. The variable $mom_operation_geometry_gif_file contains the name of the file.</p>
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                  <p class="para_note_body">When using GEOM_GIF the system captures the images without refreshing the display. When using PATH_GIF the system refreshes the display and the replays the tool path before capturing the image. Therefore, if you are using both instructions, use the GEOM_GIF instruction first. </p>
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      <p class="para_topic">The following example extracts the information about the operations and generates a .gif file for each tool path:</p><pre class="indent">[MOM_cycle_objects {OPER INST='PATH_GIF'&nbsp;}]</pre><p class="para_topic">You can specify that multiple instruction tokens serve the same object type in an INST expression to perform various actions while cycling through a class of objects. Separate tokens with spaces or commas.</p>
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