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HTML
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327 lines
12 KiB
HTML
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<h1>Building by blocks</h1>
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<p class="whs1"><span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Introduction.</B></font></span></p>
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<p> </p>
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<p>Below are some general notions about blocks:</p>
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<p> </p>
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<p><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"><b style="font-weight: bold;"><img src="i_blue.jpg" x-maintain-ratio="TRUE" x-save-file="TRUE" x-save-method="compute-relative" width="30px" height="30px" border="0" class="img_whs2"></b></font></span>A block is a an elementary geometric solid that
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has specific geometric constraints oriented for meshing. In the hexahedral
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case, blocks have 6 faces and each face has 4 edges. </p>
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<p> </p>
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<p>Tetrahedral Block - is a block with constraints for tetrahedral meshing.
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</p>
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<p> </p>
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<p>Hexahedral Block - is a block with constraints for hexahedral meshing.</p>
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<p> </p>
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<p>Block Compound - is a compound composed of blocks only.</p>
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<p> </p>
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<p>These functionalities are available from the main menu via <span style="font-style: italic;"><I>New
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Entity / Blocks.</I></span></p>
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<p> </p>
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<ul type="disc" class="whs3">
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<li class=kadov-p><p><a href="#QuadrangleFace">Quadrangle face</a></p></li>
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<li class=kadov-p><p><a href="#HexahedralSolid">Hexahedral solid</a></p></li>
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</ul>
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<p> </p>
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<p> </p>
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<p><a name=QuadrangleFace><img src="image29.gif" width="23px" height="22px" border="0" class="img_whs4"><span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Quadrangle
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face</B></font></span></a></p>
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<p> </p>
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<p class="whs5"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"><b style="font-weight: bold;">Description:</b>
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Builds a face using the below mentioned arguments. This operation allows
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to build a face bypassing the intermediate stage of building edges and
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wires (in the case of building by 4 points) or wires (in the case of building
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by 4 or 2 edges).</font></span></p>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;"><span style="font-size: 12pt; font-weight: normal;"><font size=3 style="font-size:12pt;">T</b><b>he</font></span><span
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style="font-size: 12pt;"><font size=3 style="font-size:12pt;"> Result </font></span><span style="font-size: 12pt; font-weight: normal;"><font size=3 style="font-size:12pt;">of
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the operation will be a</font></span></b><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"><b> GEOM_Object</b></font></span><span
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style="font-size: 12pt;"><font size=3 style="font-size:12pt;"> (face).</font></span></p>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;">TUI Command:</b></p>
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<ul type="disc" class="whs3">
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<li class=kadov-p><p class="whs6"><b style="font-weight: normal;">geompy.MakeQuad4Vertices(V1,
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V2, V3, V4), <span style="font-style: normal;">where V1, V2, V3, V4 are
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four vertices from which a face is constructed. Edges are created automatically.</span></b></p></li>
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<li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeQuad2Edges(E1,
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E2)</I></span>, where E1, E2 are edges from which the face is constructed,
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two other edges are created automatically.</p></li>
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<li class=kadov-p><p class="whs5"><b style="font-weight: normal;"><span
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style="font-style: italic;"><I>g</b>eompy.MakeQuad(E1, E2, E3, E4)</I></span>,
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where E1, E2, E3, E4 are four edges from which the face is constructed.</p></li>
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</ul>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;">Arguments:</b>
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</p>
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<ul type="disc" class="whs3">
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<li class=kadov-p><p class="whs5">Name + 4 Points, or</p></li>
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<li class=kadov-p><p class="whs5">Name + 2 Edges, or </p></li>
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<li class=kadov-p><p class="whs5">Name + 4 Edges.</p></li>
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</ul>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;">Dialog Box:</b></p>
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<table x-use-null-cells cellspacing="0" width="66.515%" class="whs7">
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<col class="whs8">
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<col class="whs9">
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<col class="whs10">
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<tr valign="top" class="whs11">
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<td width="32.996%" class="whs12">
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<p><img src="pics/block1.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td>
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<td width="33.052%" class="whs14">
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<p><img src="pics/block2.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td>
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<td width="33.952%" class="whs15">
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<p><img src="pics/block3.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td></tr>
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</table>
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<p class="whs5"> </p>
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<p> </p>
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<p class="whs16">Example:</p>
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<p class="whs16"> </p>
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<p><img src="image185.jpg" width="250px" height="195px" border="0" class="img_whs17"> </p>
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<p> </p>
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<p> </p>
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<p><a name=HexahedralSolid><img src="image51.gif" width="24px" height="22px" border="0" class="img_whs18"> <span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Hexahedral
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solid</B></font></span></a></p>
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<p> </p>
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<p class="whs5"><b style="font-weight: bold;">Description:</b>
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Builds a hexahedral solid. either of the below mentioned arguments. This
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operation allows to build a solid bypassing the intermediate stage of
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building a shell and 4 faces (in the case of building by 2 faces) or just
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a shell (in the case of building by 6 faces).</p>
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<p class="whs5"> </p>
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<p class="whs5"><b><span style="font-weight: normal;">The</span>
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Result<span style="font-weight: normal;"> of the operation will be a</span></b><b>
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GEOM_Object</b> (solid).</p>
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<p> </p>
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<p class="whs5"><b style="font-weight: bold;">TUI Command:</b></p>
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<ul type="disc" class="whs3">
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<li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeHexa2Faces(F1,
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F2)</I></span><span style="font-style: italic;"><I>, where F1 and F2 are faces
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from which the hexahedron is constructed, other four faces are created
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automatically.</I></span></p></li>
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<li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeHexa(F1,
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F2, F3, F4, F5, F6)</I></span>, where F1 <20> F6 are six faces from which the
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hexahedron is constructed.</p></li>
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</ul>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;">Arguments:</b>
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</p>
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<ul type="disc" class="whs3">
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<li class=kadov-p><p class="whs5">Name + 2 Faces, or </p></li>
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<li class=kadov-p><p class="whs5">Name + 6 Faces.</p></li>
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</ul>
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<p class="whs5"> </p>
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<p class="whs5"><b style="font-weight: bold;">Dialog Box:</b></p>
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<p class="whs5"> </p>
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<table x-use-null-cells cellspacing="0" width="40.406%" class="whs19">
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<col class="whs20">
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<col class="whs21">
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<tr valign="top" class="whs11">
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<td width="49.761%" class="whs22">
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<p class="whs5"><b style="font-weight: bold;"> <img src="pics/block4.png" x-maintain-ratio="TRUE" width="312px" height="324px" border="0" class="img_whs23"></b></td>
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<td width="50.239%" class="whs24">
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<p><img src="pics/block5.png" x-maintain-ratio="TRUE" width="312px" height="464px" border="0" class="img_whs25"></td></tr>
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</table>
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<p class="whs5"> </p>
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<p class="whs26">Example:</p>
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<p class="whs26"> </p>
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<p class="whs27"><img src="image180.jpg" x-maintain-ratio="TRUE" width="300px" height="234px" border="0" class="img_whs28"> <img src="image181.jpg" width="251px" height="234px" border="0" class="img_whs29"> </p>
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<p class="whs30"><b style="font-weight: bold;"> </b> </p>
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<p class="whs5">Our <span style="font-weight: bold;"><B>TUI Scripts</B></span>
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provide you with useful examples of <a href="building_by_blocks.htm">Building
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by Blocks</a>. </p>
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<p> </p>
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