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197 lines
7.8 KiB
HTML
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197 lines
7.8 KiB
HTML
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<h1><b style="font-weight: bold;"><span style="font-size: 14pt;"><font size=4 style="font-size:14pt;"><img src="files/salome2_sp3_basicgui_functions_salome2_sp3_basicgui_functions_image27.gif" width="20px" height="20px" border="0" class="img_whs1"> </font></span></b>Point</h1>
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<p>To create a <span style="font-weight: bold;"><B>Point</B></span> in the <span
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style="font-weight: bold;"><B>Main Menu</B></span> select <span style="font-weight: bold;"><B>New
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Entity - > Basic - > Point</B></span></p>
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<p> </p>
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<p>There are three algorithms to <span style="font-size: 12pt;"><font size=3 style="font-size:12pt;">create
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a </font></span><span style="font-size: 12pt; font-weight: bold;"><font size=3 style="font-size:12pt;"><B>Point</B></font></span><span
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style="font-size: 12pt;"><font size=3 style="font-size:12pt;"> in the 3D space.</font></span></p>
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<p class="whs2"><b style="font-weight: bold;"><span style="font-weight: normal;">Each
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time the</span> Result <span style="font-weight: normal;">of the operation
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will be a</span></b> GEOM_Object (vertex).</p>
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<p class="whs2"> </p>
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<p class="whs2"><b style="font-weight: bold;"><span style="font-weight: normal;">Firstly,
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we can define a point by setting its X, Y and Z </span><span style="font-weight: bold;"><B>C</B></span></b><b><span
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style="font-weight: bold;"><B>oordinates</B></span><span style="font-weight: normal;">.</span>
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</b></p>
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<p class="whs2"><b style="font-weight: bold;">TUI Command :</b>
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<span style="font-style: italic;"><I>g</I></span>eompy.MakeVertex(X,
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Y, Z) </p>
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<p class="whs2"><b style="font-weight: bold;">Arguments: </b>Name
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<b><span style="font-weight: normal;">(Vertex_n by default) </span></b>+
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X, Y and Z coordinates of the point.</p>
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<p class="whs2"> </p>
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<p class="whs3"><img src="pics/point1.png" x-maintain-ratio="TRUE" width="312px" height="332px" border="0" class="img_whs4"></p>
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<p class="whs2"> </p>
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<p class="whs2">Secondly, we
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can define a point by a <span style="font-weight: bold;"><B>Reference</B></span>
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to another point and the shift of the coordinates of the new point regarding
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the coordinates of the old one. </p>
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<p class="whs2"><b style="font-weight: bold;">TUI Command :</b>
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<span style="font-style: italic;"><I>geompy.MakeVertexWithRef(Reference,
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X, Y, Z).</I></span></p>
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<p class="whs2"><b style="font-weight: bold;">Arguments: </b>Name
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+ 1 reference point + 3 coordinates defining the position of this point
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regarding the reference one.</p>
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<p class="whs2"> </p>
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<p class="whs3"><span style="font-style: italic;"><I><img src="pics/neo-point2.png" x-maintain-ratio="TRUE" width="312px" height="473px" border="0" class="img_whs5"></I></span></p>
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<p class="whs6"> </p>
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<p class="whs7">Finally, we can define a
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point by an <span style="font-weight: bold;"><B>Edge</B></span> and a <span style="font-weight: bold;"><B>Parameter</B></span>
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indicating
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its position on the Edge. For example, 0.5 means that the point is located
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in the middle of the edge.<span style="font-style: italic;"> <I></I></span></p>
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<p class="whs8"><span style="font-style: italic;"><I><b style="font-weight: bold; font-style: normal;">TUI
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Command :</b> geompy.MakeVertexOnCurve(Edge,
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Parameter).</I></span></p>
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<p class="whs2"><b style="font-weight: bold;">Arguments: N</b>ame
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+ 1 edge +
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1 Parameter defining the position of the point on the given edge.</p>
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<p class="whs2"> </p>
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<p class="whs3"><span style="font-style: italic;"><I><b
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style="font-weight: bold;"><img src="pics/point3.png" x-maintain-ratio="TRUE" width="312px" height="421px" border="0" class="img_whs9"></b></I></span></p>
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<p class="whs2"> </p>
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<p class="whs10"><span style="font-style: italic;"><I><span
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style="font-size: 12pt; color: #000000;"><font size=3 color=black style="font-size:12.000000pt;"><b style="font-weight: bold;"><b
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style="font-weight: bold;">E</b>xample:</b></font></span></I></span></p>
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<p class="whs11"> </p>
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<p class="whs3"><span style="font-style: italic;"><I><b
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style="font-weight: bold;"><img src="pics/points.png" x-maintain-ratio="TRUE" width="354px" height="326px" border="0" class="img_whs12"></b></I></span></p>
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<p class="whs13"> </p>
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<p class="whs2">Our <span style="font-weight: bold;"><B>TUI Scripts</B></span>
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provide you with useful examples of creation of <a href="basic_geometrical_objects.htm#bookmark" style="font-style: normal;">Basic
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Geometric Objects</a>. </p>
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