geom/doc/salome/gui/GEOM/geometrical_objects.htm

622 lines
15 KiB
HTML
Executable File

<!doctype HTML public "-//W3C//DTD HTML 4.0 Frameset//EN">
<html>
<head>
<title>Geometrical Objects</title>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
<meta name="generator" content="RoboHelp by eHelp Corporation www.ehelp.com">
<link rel="stylesheet" href="default_ns.css"><script type="text/javascript" language="JavaScript" title="WebHelpSplitCss">
<!--
if (navigator.appName !="Netscape")
{ document.write("<link rel='stylesheet' href='default.css'>");}
//-->
</script>
<style type="text/css">
<!--
p.whs1 { font-family:'Lucida Console' , monospace; }
p.whs2 { font-family:'Times New Roman' , serif; }
-->
</style><script type="text/javascript" language="JavaScript" title="WebHelpInlineScript">
<!--
function reDo() {
if (innerWidth != origWidth || innerHeight != origHeight)
location.reload();
}
if ((parseInt(navigator.appVersion) == 4) && (navigator.appName == "Netscape")) {
origWidth = innerWidth;
origHeight = innerHeight;
onresize = reDo;
}
onerror = null;
//-->
</script>
<style type="text/css">
<!--
div.WebHelpPopupMenu { position:absolute; left:0px; top:0px; z-index:4; visibility:hidden; }
p.WebHelpNavBar { text-align:right; }
-->
</style><script type="text/javascript" language="javascript1.2" src="whmsg.js"></script>
<script type="text/javascript" language="javascript" src="whver.js"></script>
<script type="text/javascript" language="javascript1.2" src="whproxy.js"></script>
<script type="text/javascript" language="javascript1.2" src="whutils.js"></script>
<script type="text/javascript" language="javascript1.2" src="whtopic.js"></script>
<script type="text/javascript" language="javascript1.2">
<!--
if (window.gbWhTopic)
{
if (window.setRelStartPage)
{
addTocInfo("Geometry module\nTUI Scripts\nCreating Geometric Objects\nAdvanced Geometrical Objects");
addButton("show",BTN_IMG,"Show","","","","",0,0,"whd_show0.gif","whd_show2.gif","whd_show1.gif");
addButton("hide",BTN_IMG,"Hide","","","","",0,0,"whd_hide0.gif","whd_hide2.gif","whd_hide1.gif");
}
if (window.setRelStartPage)
{
setRelStartPage("index.htm");
autoSync(1);
sendSyncInfo();
sendAveInfoOut();
}
}
else
if (window.gbIE4)
document.location.reload();
//-->
</script>
</head>
<body><script type="text/javascript" language="javascript1.2">
<!--
if (window.writeIntopicBar)
writeIntopicBar(4);
//-->
</script>
<h1>Advanced Geometrical Objects</h1>
<h3><a name=bookmark>Creation of an Edge</a></h3>
<p class="whs1">import geompy</p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI(&quot;GEOM&quot;)</p>
<p>&nbsp;</p>
<p># create vertices</p>
<p class="whs1">p0 &nbsp;&nbsp;=
geompy.MakeVertex(0. &nbsp;,
0. &nbsp;, 0.
&nbsp;)</p>
<p class="whs1">pxyz = geompy.MakeVertex(100.,
100., 100.)</p>
<p>&nbsp;</p>
<p># create an edge</p>
<p class="whs1">edge = geompy.MakeEdge(p0,
pxyz)</p>
<p>&nbsp;</p>
<p># add object in the study</p>
<p class="whs1">id_edge = geompy.addToStudy(edge,&quot;Edge&quot;)</p>
<p>&nbsp;</p>
<p># display an edge</p>
<p class="whs1">gg.createAndDisplayGO(id_edge)
</p>
<p class="whs1">&nbsp;</p>
<h3><a name=Creation>Creation of a Wire</a></h3>
<p class="whs1"><span style="font-family: 'Lucida Console', monospace;">import
geompy</span></p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI(&quot;GEOM&quot;)</p>
<p class="whs2">&nbsp;</p>
<p class="whs2"># create vertices</p>
<p class="whs1">px &nbsp;&nbsp;=
geompy.MakeVertex(100., 0. &nbsp;,
0. &nbsp;)</p>
<p class="whs1">py &nbsp;&nbsp;=
geompy.MakeVertex(0. &nbsp;,
100., 0. &nbsp;)</p>
<p class="whs1">pz &nbsp;&nbsp;=
geompy.MakeVertex(0. &nbsp;,
0. &nbsp;, 100.)</p>
<p class="whs2">&nbsp;</p>
<p class="whs2"># create a vector from
two points</p>
<p class="whs1">vxy = geompy.MakeVector(px,
py)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create an arc from
three points</p>
<p class="whs1">arc = geompy.MakeArc(py,
pz, px)</p>
<p class="whs2">&nbsp;</p>
<p class="whs2"># create a wire</p>
<p class="whs1">wire = geompy.MakeWire([vxy,
arc])</p>
<p class="whs2">&nbsp;</p>
<p class="whs2"># add an object in the
study</p>
<p class="whs1">id_wire = geompy.addToStudy(wire,&quot;Wire&quot;)</p>
<p class="whs2">&nbsp;</p>
<p class="whs2"># display the wire</p>
<p class="whs1">gg.createAndDisplayGO(id_wire)
</p>
<p class="whs1">&nbsp;</p>
<h3><a name=bookmark1>Creation of a Face</a></h3>
<p class="whs1"><span style="font-family: 'Lucida Console', monospace;">import
salome</span></p>
<p class="whs1">salome.salome_init()</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">import geompy</p>
<p class="whs1">geompy.init_geom(salome.myStudy)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Box_1 = geompy.MakeBoxDXDYDZ(200,
200, 200)</p>
<p class="whs1">geompy.addToStudy(Box_1,
&quot;Box_1&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">edges = geompy.SubShapeAllSorted(Box_1,
geompy.ShapeType[&quot;EDGE&quot;])</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Edge_1 = edges[0]</p>
<p class="whs1">Edge_2 = edges[4]</p>
<p class="whs1">Edge_3 = edges[5]</p>
<p class="whs1">Edge_4 = edges[8]</p>
<p class="whs1">Edge_5 = edges[9]</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">geompy.addToStudyInFather(Box_1,
Edge_1, &quot;Edge_1&quot;)</p>
<p class="whs1">geompy.addToStudyInFather(Box_1,
Edge_2, &quot;Edge_2&quot;)</p>
<p class="whs1">geompy.addToStudyInFather(Box_1,
Edge_3, &quot;Edge_3&quot;)</p>
<p class="whs1">geompy.addToStudyInFather(Box_1,
Edge_4, &quot;Edge_4&quot;)</p>
<p class="whs1">geompy.addToStudyInFather(Box_1,
Edge_5, &quot;Edge_5&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Wire_1 = geompy.MakeWire([Edge_1,
Edge_2])</p>
<p class="whs1">geompy.addToStudy(Wire_1,
&quot;Wire_1&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Comp_1 = geompy.MakeCompound([Wire_1,
Edge_3, Edge_4])</p>
<p class="whs1">geompy.addToStudy(Comp_1,
&quot;Compound_1&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">salome.sg.updateObjBrowser(1)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Face_1 = geompy.MakeFaceWires([Comp_1],
True)</p>
<p class="whs1">geompy.addToStudy(Face_1,
&quot;Face_1&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Face_2 = geompy.MakeFaceWires([Wire_1,
Edge_3, Edge_4], True)</p>
<p class="whs1">geompy.addToStudy(Face_2,
&quot;Face_2&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Vertex_1 = geompy.MakeVertex(0,
0, 0)</p>
<p class="whs1">Vertex_2 = geompy.MakeVertex(0,
210, 0)</p>
<p class="whs1">Vertex_3 = geompy.MakeVertex(100,
210, 0)</p>
<p class="whs1">Vertex_4 = geompy.MakeVertex(100,
0, 0)</p>
<p class="whs1">Vertex_5 = geompy.MakeVertex(140,
105, 0)</p>
<p class="whs1">Vertex_6 = geompy.MakeVertex(-190,
105, 0)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">geompy.addToStudy(Vertex_1,
&quot;Vertex_1&quot;)</p>
<p class="whs1">geompy.addToStudy(Vertex_2,
&quot;Vertex_2&quot;)</p>
<p class="whs1">geompy.addToStudy(Vertex_3,
&quot;Vertex_3&quot;)</p>
<p class="whs1">geompy.addToStudy(Vertex_4,
&quot;Vertex_4&quot;)</p>
<p class="whs1">geompy.addToStudy(Vertex_5,
&quot;Vertex_5&quot;)</p>
<p class="whs1">geompy.addToStudy(Vertex_6,
&quot;Vertex_6&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Arc_1 = geompy.MakeArc(Vertex_1,
Vertex_6, Vertex_2)</p>
<p class="whs1">Arc_2 = geompy.MakeArc(Vertex_4,
Vertex_5, Vertex_3)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">geompy.addToStudy(Arc_1,
&quot;Arc_1&quot;)</p>
<p class="whs1">geompy.addToStudy(Arc_2,
&quot;Arc_2&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># Fails</p>
<p class="whs1">Face_3 = geompy.MakeFaceWires([Arc_1,
Arc_2], True)</p>
<p class="whs1">if Face_3 is not None:</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;print
&quot;Error. Face must not be built from wire with gaps.&quot;</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Translation_1 = geompy.MakeTranslation(Arc_1,
100, 0, 0)</p>
<p class="whs1">geompy.addToStudy(Translation_1,
&quot;Translation_1&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">Face_3 = geompy.MakeFaceWires([Translation_1,
Arc_2], True)</p>
<p class="whs1">geompy.addToStudy(Face_3,
&quot;Face_3&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">salome.sg.updateObjBrowser(1)
</p>
<p class="whs1">&nbsp;</p>
<h3><a name=bookmark2>Creation of a Shell</a></h3>
<p class="whs1"><span style="font-family: 'Lucida Console', monospace;">import
geompy</span></p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI(&quot;GEOM&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2">#create vertices</p>
<p class="whs1">p0 &nbsp;&nbsp;=
geompy.MakeVertex( 0., &nbsp;0.,
&nbsp;0.)</p>
<p class="whs1">pxyz = geompy.MakeVertex(
5., &nbsp;5.,
40.)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create sketchers</p>
<p class="whs1">sketcher1 = geompy.MakeSketcher(&quot;Sketcher:F
0 0:TT 70 0:TT 70 70:TT 0 70:WW&quot;)</p>
<p class="whs1">sketcher2 = geompy.MakeSketcher(&quot;Sketcher:F
20 20:TT 50 20:TT 50 50:TT 20 50:WW&quot;)</p>
<p class="whs1">isPlanarFace = 1</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a face from
two wires</p>
<p class="whs1">face = geompy.MakeFaces([sketcher1,
sketcher2],isPlanarFace)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a prism</p>
<p class="whs1">prism = geompy.MakePrism(face,
p0, pxyz)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># explode the prism into
faces</p>
<p class="whs1">prism_faces = geompy.SubShapeAllSorted(prism,
geompy.ShapeType[&quot;FACE&quot;])</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a shell from
a set of faces</p>
<p class="whs1">shell = geompy.MakeShell([prism_faces[0],
prism_faces[2], prism_faces[3],</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prism_faces[7],
prism_faces[9]])</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># add objects in the
study</p>
<p class="whs1">id_shell = geompy.addToStudy(shell,&quot;Shell&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># display the shell</p>
<p class="whs1">gg.createAndDisplayGO(id_shell)</p>
<p class="whs1">gg.setDisplayMode(id_shell,1)
</p>
<p class="whs1">&nbsp;</p>
<h3><a name=bookmark3>Creation of a Solid</a></h3>
<p class="whs1"><span style="font-family: 'Lucida Console', monospace;">import
geompy</span></p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI(&quot;GEOM&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2">#create vertices</p>
<p class="whs1">p0 = geompy.MakeVertex(
0., &nbsp;0.,
&nbsp;0.)</p>
<p class="whs1">pz = geompy.MakeVertex(
0., &nbsp;0.,
40.)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create sketchers</p>
<p class="whs1">sketcher = geompy.MakeSketcher(&quot;Sketcher:F
-50 -50:TT 100 -50:R 0:C 50 70:R 0:L 100:WW&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create faces from two
wires</p>
<p class="whs1">face = geompy.MakeFace(sketcher,1)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a prism</p>
<p class="whs1">prism = geompy.MakePrism(face,
p0, pz)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># explode the prism into
faces</p>
<p class="whs1">prism_faces = geompy.SubShapeAllSorted(prism,
geompy.ShapeType[&quot;FACE&quot;])</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a shell from
a set of faces</p>
<p class="whs1">shell = geompy.MakeShell([prism_faces[0],
prism_faces[1],</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prism_faces[3],
prism_faces[4],</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prism_faces[5],
prism_faces[2]])</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a solid, bounded
by the given shells</p>
<p class="whs1">solid = geompy.MakeSolid([shell])</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># add objects in the
study</p>
<p class="whs1">id_solid = geompy.addToStudy(solid,&quot;Solid&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># display the solid</p>
<p class="whs1">gg.createAndDisplayGO(id_solid)</p>
<p class="whs1">gg.setDisplayMode(id_solid,1)
</p>
<p class="whs1">&nbsp;</p>
<h3><a name=bookmark4>Creation of a Compound</a></h3>
<p class="whs1"><span style="font-family: 'Lucida Console', monospace;">import
geompy</span></p>
<p class="whs1">import salome</p>
<p class="whs1">&nbsp;</p>
<p class="whs1">gg = salome.ImportComponentGUI(&quot;GEOM&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a vertex and
a vector</p>
<p class="whs1">p1 = geompy.MakeVertex(
&nbsp;-30., &nbsp;-30.,
&nbsp;50.)</p>
<p class="whs1">p2 = geompy.MakeVertex(
&nbsp;-60., &nbsp;-60.,
&nbsp;30.)</p>
<p class="whs1">p3 = geompy.MakeVertex(
&nbsp;-30., &nbsp;-30.,
&nbsp;10.)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create an arc from
three points</p>
<p class="whs1">arc = geompy.MakeArc(p1,
p2, p3)</p>
<p class="whs1">ShapeListCompound
= []</p>
<p class="whs1">i = 0</p>
<p class="whs1">while i &lt;= 3 :</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;S
= geompy.MakeTranslation(arc, i * 50., 0., 0.)</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;ShapeListCompound.append(S)</p>
<p class="whs1">&nbsp;&nbsp;&nbsp;&nbsp;i
= i + 1</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># create a compund of
the given shapes</p>
<p class="whs1">compound = geompy.MakeCompound(ShapeListCompound)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># add object in the study</p>
<p class="whs1">id_compound = geompy.addToStudy(compound,&quot;Compound&quot;)</p>
<p class="whs1">&nbsp;</p>
<p class="whs2"># display the compound</p>
<p class="whs1">gg.createAndDisplayGO(id_compound)
</p>
<script type="text/javascript" language="javascript1.2">
<!--
if (window.writeIntopicBar)
writeIntopicBar(0);
//-->
</script>
</body>
</html>