doc/salome/gui/GEOM/newentity_blocks.htm

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 119 //-->\r
 120 </script>\r
 121 <h1>Building by blocks</h1>\r
 122 \r
 123 <p class="whs1"><span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Introduction.</B></font></span></p>\r
 124 \r
 125 <p>&nbsp;</p>\r
 126 \r
 127 <p>Below are some general notions about blocks:</p>\r
 128 \r
 129 <p>&nbsp;</p>\r
 130 \r
 131 <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 \r
 132  has specific geometric constraints oriented for meshing. In the hexahedral \r
 133  case, blocks have 6 faces and each face has 4 edges. &nbsp;</p>\r
 134 \r
 135 <p>&nbsp;</p>\r
 136 \r
 137 <p>Tetrahedral Block - is a block with constraints for tetrahedral meshing. \r
 138  </p>\r
 139 \r
 140 <p>&nbsp;</p>\r
 141 \r
 142 <p>Hexahedral Block - is a block with constraints for hexahedral meshing.</p>\r
 143 \r
 144 <p>&nbsp;</p>\r
 145 \r
 146 <p>Block Compound - is a compound composed of blocks only.</p>\r
 147 \r
 148 <p>&nbsp;</p>\r
 149 \r
 150 <p>These functionalities are available from the main menu via <span style="font-style: italic;"><I>New \r
 151  Entity / Blocks.</I></span></p>\r
 152 \r
 153 <p>&nbsp;</p>\r
 154 \r
 155 <ul type="disc" class="whs3">\r
 156         \r
 157         <li class=kadov-p><p><a href="#QuadrangleFace">Quadrangle face</a></p></li>\r
 158         \r
 159         <li class=kadov-p><p><a href="#HexahedralSolid">Hexahedral solid</a></p></li>\r
 160 </ul>\r
 161 \r
 162 <p>&nbsp;</p>\r
 163 \r
 164 <p>&nbsp;</p>\r
 165 \r
 166 <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 \r
 167  face</B></font></span></a></p>\r
 168 \r
 169 <p>&nbsp;</p>\r
 170 \r
 171 <p class="whs5"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"><b style="font-weight: bold;">Description:</b> \r
 172  Builds a face using the below mentioned arguments. This operation allows \r
 173  to build a face bypassing the intermediate stage of building edges and \r
 174  wires (in the case of building by 4 points) or wires (in the case of building \r
 175  by 4 or 2 edges).</font></span></p>\r
 176 \r
 177 <p class="whs5">&nbsp;</p>\r
 178 \r
 179 <p class="whs5"><b><span style="font-size: 12pt; font-weight: normal;"><font size=3 style="font-size:12pt;">T</b><b>he</font></span><span \r
 180  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 \r
 181  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 \r
 182  style="font-size: 12pt;"><font size=3 style="font-size:12pt;"> (face).</font></span></p>\r
 183 \r
 184 <p class="whs5">&nbsp;</p>\r
 185 \r
 186 <p class="whs5"><b style="font-weight: bold;">TUI Command:</b></p>\r
 187 \r
 188 <ul type="disc" class="whs3">\r
 189         \r
 190         <li class=kadov-p><p class="whs6"><b style="font-weight: normal;">geompy.MakeQuad4Vertices(V1, \r
 191  V2, V3, V4), <span style="font-style: normal;">where V1, V2, V3, V4 are \r
 192  four vertices from which a face is constructed. Edges are created automatically.</span></b></p></li>\r
 193         \r
 194         <li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeQuad2Edges(E1, \r
 195  E2)</I></span>, where E1, E2 are edges from which the face is constructed, \r
 196  two other edges are created automatically.</p></li>\r
 197         \r
 198         <li class=kadov-p><p class="whs5"><b style="font-weight: normal;"><span \r
 199  style="font-style: italic;"><I>g</b>eompy.MakeQuad(E1, E2, E3, E4)</I></span>, \r
 200  where E1, E2, E3, E4 are four edges from which the face is constructed.</p></li>\r
 201 </ul>\r
 202 \r
 203 <p class="whs5">&nbsp;</p>\r
 204 \r
 205 <p class="whs5"><b style="font-weight: bold;">Arguments:</b> \r
 206  </p>\r
 207 \r
 208 <ul type="disc" class="whs3">\r
 209         \r
 210         <li class=kadov-p><p class="whs5">Name + 4 Points, or</p></li>\r
 211         \r
 212         <li class=kadov-p><p class="whs5">Name + 2 Edges, or </p></li>\r
 213         \r
 214         <li class=kadov-p><p class="whs5">Name + 4 Edges.</p></li>\r
 215 </ul>\r
 216 \r
 217 <p class="whs5">&nbsp;</p>\r
 218 \r
 219 <p class="whs5"><b style="font-weight: bold;">Dialog Box:</b></p>\r
 220 \r
 221 <table x-use-null-cells cellspacing="0" width="66.515%" class="whs7">\r
 222 <col class="whs8">\r
 223 <col class="whs9">\r
 224 <col class="whs10">\r
 225 \r
 226 <tr valign="top" class="whs11">\r
 227 <td width="32.996%" class="whs12">\r
 228 <p><img src="pics/block1.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td>\r
 229 <td width="33.052%" class="whs14">\r
 230 <p><img src="pics/block2.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td>\r
 231 <td width="33.952%" class="whs15">\r
 232 <p><img src="pics/block3.png" x-maintain-ratio="TRUE" width="312px" height="410px" border="0" class="img_whs13"></td></tr>\r
 233 </table>\r
 234 \r
 235 <p class="whs5">&nbsp;</p>\r
 236 \r
 237 <p>&nbsp;</p>\r
 238 \r
 239 <p class="whs16">Example:</p>\r
 240 \r
 241 <p class="whs16">&nbsp;</p>\r
 242 \r
 243 <p class="whs17"><img src="image185.jpg" width="250px" height="195px" border="0" class="img_whs18"> </p>\r
 244 \r
 245 <p>&nbsp;</p>\r
 246 \r
 247 <p>&nbsp;</p>\r
 248 \r
 249 <p><a name=HexahedralSolid><img src="image51.gif" width="24px" height="22px" border="0" class="img_whs19"> <span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Hexahedral \r
 250  solid</B></font></span></a></p>\r
 251 \r
 252 <p>&nbsp;</p>\r
 253 \r
 254 <p class="whs5"><b style="font-weight: bold;">Description:</b> \r
 255  Builds a hexahedral solid. either of the below mentioned arguments. This \r
 256  operation allows to build a solid bypassing the intermediate stage of \r
 257  building a shell and 4 faces (in the case of building by 2 faces) or just \r
 258  a shell (in the case of building by 6 faces).</p>\r
 259 \r
 260 <p class="whs5">&nbsp;</p>\r
 261 \r
 262 <p class="whs5"><b style="font-weight: bold;"><span style="font-weight: normal;">The</span> \r
 263  Result<span style="font-weight: normal;"> of the operation will be a</span></b><b> \r
 264  GEOM_Object</b> (solid).</p>\r
 265 \r
 266 <p>&nbsp;</p>\r
 267 \r
 268 <p class="whs5"><b style="font-weight: bold;">TUI Command:</b></p>\r
 269 \r
 270 <ul type="disc" class="whs3">\r
 271         \r
 272         <li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeHexa2Faces(F1, \r
 273  F2)</I></span><span style="font-style: italic;"><I>, where F1 and F2 are faces \r
 274  from which the hexahedron is constructed, other four faces are created \r
 275  automatically.</I></span></p></li>\r
 276         \r
 277         <li class=kadov-p><p class="whs5"><span style="font-style: italic;"><I>geompy.MakeHexa(F1, \r
 278  F2, F3, F4, F5, F6)</I></span>, where F1 \96 F6 are six faces from which the \r
 279  hexahedron is constructed.</p></li>\r
 280 </ul>\r
 281 \r
 282 <p class="whs5">&nbsp;</p>\r
 283 \r
 284 <p class="whs5"><b style="font-weight: bold;">Arguments:</b> \r
 285  </p>\r
 286 \r
 287 <ul type="disc" class="whs3">\r
 288         \r
 289         <li class=kadov-p><p class="whs5">Name + 2 Faces, or </p></li>\r
 290         \r
 291         <li class=kadov-p><p class="whs5">Name + 6 Faces.</p></li>\r
 292 </ul>\r
 293 \r
 294 <p class="whs5">&nbsp;</p>\r
 295 \r
 296 <p class="whs5"><b style="font-weight: bold;">Dialog Box:</b></p>\r
 297 \r
 298 <p class="whs5">&nbsp;</p>\r
 299 \r
 300 <table x-use-null-cells cellspacing="0" width="40.406%" class="whs20">\r
 301 <col class="whs21">\r
 302 <col class="whs22">\r
 303 \r
 304 <tr valign="top" class="whs11">\r
 305 <td width="49.761%" class="whs23">\r
 306 <p class="whs5"><b style="font-weight: bold;">&nbsp;<img src="pics/block4.png" x-maintain-ratio="TRUE" width="312px" height="324px" border="0" class="img_whs24"></b></td>\r
 307 <td width="50.239%" class="whs25">\r
 308 <p><img src="pics/block5.png" x-maintain-ratio="TRUE" width="312px" height="464px" border="0" class="img_whs26"></td></tr>\r
 309 \r
 310 <tr valign="top" class="whs11">\r
 311 <td colspan="1" rowspan="1" width="49.761%" class="whs27">\r
 312 <p class="whs5">&nbsp;</td>\r
 313 <td colspan="1" rowspan="1" width="50.239%" class="whs28">\r
 314 <p>&nbsp;</td></tr>\r
 315 </table>\r
 316 \r
 317 <p class="whs5">&nbsp;</p>\r
 318 \r
 319 <p class="whs29">Example:</p>\r
 320 \r
 321 <p class="whs29">&nbsp;</p>\r
 322 \r
 323 <p class="whs30"><img src="image180.jpg" x-maintain-ratio="TRUE" width="300px" height="234px" border="0" class="img_whs31"> &nbsp;&nbsp;&nbsp;<img src="image181.jpg" width="251px" height="234px" border="0" class="img_whs32"> &nbsp;</p>\r
 324 \r
 325 <p class="whs33"><b style="font-weight: bold;">&nbsp;&nbsp;&nbsp;</b>&nbsp;&nbsp;</p>\r
 326 \r
 327 <p class="whs5">Our <span style="font-weight: bold;"><B>TUI Scripts</B></span> \r
 328  provide you with useful examples of <a href="building_by_blocks.htm">Building \r
 329  by Blocks</a>. </p>\r
 330 \r
 331 <p>&nbsp;</p>\r
 332 \r
 333 <script type="text/javascript" language="javascript1.2">\r
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