doc/salome/gui/GEOM/files/salome2_sp3_measuregui_functions.htm

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 112 <!--\r
 113 if (window.writeIntopicBar)\r
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 115 //-->\r
 116 </script>\r
 117 <h1>Using measurement tools</h1>\r
 118 \r
 119 <p class="whs1"><b style="font-weight: normal;"><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">Measurement tools in GEOM are necessary for getting</b> different \r
 120  data concerning created or imported geometrical objects. They are:</p>\r
 121 \r
 122 <p class="whs1">&nbsp;</p>\r
 123 \r
 124 <ul>\r
 125         \r
 126         <li class=kadov-p><p class="whs1"><a href="#PointCoord">Point \r
 127  coordinates</a></p></li>\r
 128         \r
 129         <li class=kadov-p><p class="whs1"><a href="#Basic_properties">Basic \r
 130  properties</a></p></li>\r
 131         \r
 132         <li class=kadov-p><p class="whs1"><a href="#Center_gravity">Center \r
 133  of mass</a></p></li>\r
 134         \r
 135         <li class=kadov-p><p class="whs1"><a href="#Inertia_axis">Inertia</a></p></li>\r
 136         \r
 137         <li class=kadov-p><p class="whs1"><a href="#Bounding_box">Bounding \r
 138  box</a></p></li>\r
 139         \r
 140         <li class=kadov-p><p class="whs1"><a href="#Min_distance">Min. \r
 141  distance</a></p></li>\r
 142         \r
 143         <li class=kadov-p><p class="whs1"><a href="#Tolerance">Tolerance</a></p></li>\r
 144         \r
 145         <li class=kadov-p><p class="whs1"><a href="#Whatis">WhatIs</a></p></li>\r
 146         \r
 147         <li class=kadov-p><p class="whs1"><a href="#check">Check</a></p></li>\r
 148         \r
 149         <li class=kadov-p><p class="whs1"><a href="#Check_comp_blocks">Check \r
 150  compound of blocks</a></p></li>\r
 151 </ul>\r
 152 \r
 153 <p class="whs1">&nbsp;</p>\r
 154 \r
 155 <p class="whs1">Our <span style="font-weight: bold;"><B>TUI Scripts</B></span> \r
 156  show how to use <a href="../measurement_tools.htm">Measurement Tools</a> \r
 157  with &nbsp;<span style="font-weight: bold;"><B>TUI \r
 158  commands</B></span>. </p>\r
 159 \r
 160 <p class="whs1">&nbsp;</p>\r
 161 \r
 162 <p class=TODO>To use measurement tools:</p>\r
 163 \r
 164 <p class=TODO>&nbsp;</p>\r
 165 \r
 166 <p class="whs3">In the main menu select <span style="font-weight: bold;"><B>Measures \r
 167  </B></span>submenu.</p>\r
 168 \r
 169 <p class="whs3">&nbsp;</p>\r
 170 \r
 171 <p class="whs1">&nbsp;</p>\r
 172 \r
 173 <p class="whs1"><a name=PointCoord>&nbsp;<img src="../image49.gif" width="21px" height="19px" border="0" class="img_whs4"> <span style="font-weight: bold; font-size: 14pt;"><font size=4 style="font-size:14pt;"><B>Point coordinates</B></font></span></a></p>\r
 174 \r
 175 <p class="whs1">&nbsp;</p>\r
 176 \r
 177 <p class="whs1"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;">Returns the \r
 178  coordinates of a point.</font></span></p>\r
 179 \r
 180 <p class="whs1">&nbsp;</p>\r
 181 \r
 182 <p class="whs1"><b style="font-weight: bold;">Result:</b> Point \r
 183  coordinates (X, Y, Z) in 3D space in the form of Python Tuple.</p>\r
 184 \r
 185 <p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span> \r
 186  <span style="font-style: italic;"><I>geompy.PointCoordinates(Point)</I></span>, \r
 187  where Point is a point whose coordinates are inquired.</p>\r
 188 \r
 189 <p class="whs1">&nbsp;</p>\r
 190 \r
 191 <p class="whs5"><img src="../pics/measures1.png" x-maintain-ratio="TRUE" width="272px" height="303px" border="0" class="img_whs6"></p>\r
 192 \r
 193 <p class="whs1">&nbsp;</p>\r
 194 \r
 195 <p class="whs1">&nbsp;</p>\r
 196 \r
 197 <p class="whs7"><b style="font-weight: bold;"><a \r
 198  NAME=Basic_properties\r
 199         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image71.gif" width="20px" height="20px" border="0" class="img_whs8"> Basic properties</a></b> \r
 200  </p>\r
 201 \r
 202 <p class="whs9">&nbsp;</p>\r
 203 \r
 204 <p class="whs1">Returns the properties (Length, Surface &amp; \r
 205  Volume) for the selected geometrical object.</p>\r
 206 \r
 207 <p class="whs1">&nbsp;</p>\r
 208 \r
 209 <p class="whs1"><b style="font-weight: bold;">Result:</b> Display \r
 210  Length, Surface &amp; Volume in the form of Python Tuple.</p>\r
 211 \r
 212 <p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span> \r
 213  <span style="font-style: italic;"><I>geompy.BasicProperties(Shape)</I></span>, \r
 214  where Shape is a shape whose properties are inquired.</p>\r
 215 \r
 216 <p class="whs1">&nbsp;</p>\r
 217 \r
 218 <p class="whs3"><img src="../pics/neo-basicprop.png" x-maintain-ratio="TRUE" width="360px" height="307px" border="0" class="img_whs10"></p>\r
 219 \r
 220 <p>&nbsp;</p>\r
 221 \r
 222 <p>&nbsp;</p>\r
 223 \r
 224 <p class="whs7"><a name=Center_gravity\r
 225         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image72.gif" width="20px" height="20px" border="0" class="img_whs8"><b style="font-size: 14pt;"> \r
 226  Center of mass</b></a></p>\r
 227 \r
 228 <p class="whs9">&nbsp;</p>\r
 229 \r
 230 <p class="whs1">Calculates and returns the coordinates of the \r
 231  gravity center for the selected geometrical object.</p>\r
 232 \r
 233 <p class="whs1">&nbsp;</p>\r
 234 \r
 235 <p class="whs1"><b style="font-weight: bold;">Result:</b> GEOM_Object \r
 236  (vertex).</p>\r
 237 \r
 238 <p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i> \r
 239  </i><span style="font-style: italic;"><I>geompy.MakeCDG(Shape)</I></span>, where \r
 240  Shape is the shape for which a center of gravity is computed.</p>\r
 241 \r
 242 <p class="whs1">&nbsp;</p>\r
 243 \r
 244 <p class="whs11"><img src="../pics/measures3.png" x-maintain-ratio="TRUE" width="312px" height="367px" border="0" class="img_whs12"></p>\r
 245 \r
 246 <p class="whs1">&nbsp;</p>\r
 247 \r
 248 <p class="whs7">&nbsp;</p>\r
 249 \r
 250 <p class="whs7"><a NAME=Inertia_axis\r
 251         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image73.gif" width="20px" height="20px" border="0" class="img_whs8"><b><font style="font-size: 14pt;"\r
 252                                                                                                                 size=4> Inertia</font></b></a> \r
 253  </p>\r
 254 \r
 255 <p class="whs7">&nbsp;</p>\r
 256 \r
 257 <p class="whs1">Returns the axis of inertia for the selected \r
 258  geometrical object.</p>\r
 259 \r
 260 <p class="whs1">&nbsp;</p>\r
 261 \r
 262 <p class="whs1"><b style="font-weight: bold;">Result:</b> Displays \r
 263  the matrix and moments of inertia in the form of Python Tuple (I11, I12, \r
 264  I13, </p>\r
 265 \r
 266 <p class="whs13">&nbsp;I21, \r
 267  I22, I23, </p>\r
 268 \r
 269 <p class="whs13">&nbsp;I31, \r
 270  I32, I33,</p>\r
 271 \r
 272 <p class="whs13"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;">&nbsp;Ix, \r
 273  Iy, Iz)</font></span>.</p>\r
 274 \r
 275 <p class="whs1">&nbsp;</p>\r
 276 \r
 277 <p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span> \r
 278  <span style="font-style: italic;"><I>geompy.Inertia(Shape)</I></span>, where \r
 279  Shape is a shape for which a matrix of inertia and moment of inertia are \r
 280  returned.</p>\r
 281 \r
 282 <p class="whs11">&nbsp;</p>\r
 283 \r
 284 <p class="whs11"><img src="../pics/measures4.png" x-maintain-ratio="TRUE" width="360px" height="333px" border="0" class="img_whs14"></p>\r
 285 \r
 286 <p class="whs1">&nbsp;</p>\r
 287 \r
 288 <p class="whs1">&nbsp;</p>\r
 289 \r
 290 <p class="whs7"><a NAME=Bounding_box\r
 291         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image74.gif" width="20px" height="20px" border="0" class="img_whs8"><b><font style="font-size: 14pt;"\r
 292                                                                                                                 size=4> Bounding \r
 293  box</font></b></a> </p>\r
 294 \r
 295 <p class="whs7">&nbsp;</p>\r
 296 \r
 297 <p class="whs1">Returns the dimensions of the bounding box \r
 298  for the selected geometrical object.</p>\r
 299 \r
 300 <p class="whs1">&nbsp;</p>\r
 301 \r
 302 <p class="whs1"><b style="font-weight: bold;">Result:</b> Displays \r
 303  the dimensions of the bounding box of a geometrical object in the form \r
 304  of Python Tuple (Xmin, Xmax, Ymin, Ymax, Zmin, Zmax).</p>\r
 305 \r
 306 <p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.BoundingBox(Shape)</I></span><span \r
 307  style="font-weight: normal;">, where Shape is a shape for which a bounding \r
 308  box is computed.</span></p>\r
 309 \r
 310 <p class="whs1">&nbsp;</p>\r
 311 \r
 312 <p class="whs11"><img src="../pics/measures5.png" x-maintain-ratio="TRUE" width="360px" height="328px" border="0" class="img_whs16"></p>\r
 313 \r
 314 <p class="whs1">&nbsp;</p>\r
 315 \r
 316 <p class="whs1">&nbsp;</p>\r
 317 \r
 318 <p class="whs7"><a NAME=Min_distance\r
 319         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image75.gif" width="20px" height="20px" border="0" class="img_whs8"><b><font style="font-size: 14pt;"\r
 320                                                                                                                 size=4> Min. distance</font></b></a></p>\r
 321 \r
 322 <p class="whs7">&nbsp;</p>\r
 323 \r
 324 <p class="whs1">Returns the minimum distance between two geometrical \r
 325  objects.</p>\r
 326 \r
 327 <p class="whs1">&nbsp;</p>\r
 328 \r
 329 <p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.MinDistance(Shape1, \r
 330  Shape2)</I></span><span style="font-weight: normal;">, where Shape1 and Shape2 \r
 331  are shapes between which the minimal distance computed.</span></p>\r
 332 \r
 333 <p class="whs17">&nbsp;</p>\r
 334 \r
 335 <p class="whs11"><img src="../pics/distance.png" x-maintain-ratio="TRUE" width="360px" height="290px" border="0" class="img_whs18"></p>\r
 336 \r
 337 <p class="whs1">&nbsp;</p>\r
 338 \r
 339 <p class="whs1">&nbsp;</p>\r
 340 \r
 341 <p class="whs7"><a NAME=Tolerance\r
 342         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image76.gif" width="20px" height="20px" border="0" class="img_whs8"><b style="font-size: 14pt;"> \r
 343  Tolerance</b></a> </p>\r
 344 \r
 345 <p class="whs9">&nbsp;</p>\r
 346 \r
 347 <p class="whs1">Returns the maximum and the minimum tolerance \r
 348  for the selected geometrical object.</p>\r
 349 \r
 350 <p class="whs1">&nbsp;</p>\r
 351 \r
 352 <p class="whs1"><b style="font-weight: bold;">Result:</b> Displays \r
 353  the tolerance values (FaceMinTol, FaceMaxTol, EgdeMinTol, EgdeMaxTol, \r
 354  VertexMinTol, VertexMaxTol).</p>\r
 355 \r
 356 <p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.Tolerance(Shape)</I></span><span \r
 357  style="font-weight: normal;">, where Shape is a shape for which minimal \r
 358  and maximal tolerances are returned.</span></p>\r
 359 \r
 360 <p class="whs1">&nbsp;</p>\r
 361 \r
 362 <p class="whs11"><img src="../pics/new-tolerance.png" x-maintain-ratio="TRUE" width="360px" height="328px" border="0" class="img_whs16"></p>\r
 363 \r
 364 <p class="whs1">&nbsp;</p>\r
 365 \r
 366 <p class="whs1">&nbsp;</p>\r
 367 \r
 368 <p class="whs7"><a NAME=Whatis><span \r
 369  style="font-size: 14pt;"><font size=4 style="font-size:14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image77.gif" width="20px" height="20px" border="0" class="img_whs8"><b style="font-size: 14pt;"> WhatIs</b></a> \r
 370  </font></span></p>\r
 371 \r
 372 <p class="whs9">&nbsp;</p>\r
 373 \r
 374 <p class="whs1">Displays types and quantities of all elements \r
 375  composing the selected geometrical object.</p>\r
 376 \r
 377 <p class="whs1">&nbsp;</p>\r
 378 \r
 379 <p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span> \r
 380  <span style="font-style: italic;"><I>geompy.WhatIs(Shape)</I></span>, where Shape \r
 381  is a shape from which a description is returned.</p>\r
 382 \r
 383 <p class="whs1">&nbsp;</p>\r
 384 \r
 385 <p class="whs11"><img src="../pics/measures8.png" x-maintain-ratio="TRUE" width="360px" height="405px" border="0" class="img_whs19"></p>\r
 386 \r
 387 <p class="whs11">&nbsp;</p>\r
 388 \r
 389 <p class="whs11">&nbsp;</p>\r
 390 \r
 391 <p class="whs7"><a NAME=check\r
 392         style="font-size: 14pt;"><img src="salome2_sp3_measuregui_functions_salome2_sp3_measuregui_functions_image78.gif" width="20px" height="20px" border="0" class="img_whs8"><b><font style="font-size: 14pt;"\r
 393                                                                                                                 size=4> Check</font></b></a> \r
 394  </p>\r
 395 \r
 396 <p class="whs7">&nbsp;</p>\r
 397 \r
 398 <p class="whs1">Checks the topology of the selected geometrical \r
 399  object and returns True if it is valid. <span style="font-weight: bold;"><B>Check \r
 400  also geometry</B></span> checkbox allows to test the geometry as well. </p>\r
 401 \r
 402 <p class="whs1">&nbsp;</p>\r
 403 \r
 404 <p class="whs1"><b style="font-weight: bold;">Result:</b> Boolean.</p>\r
 405 \r
 406 <p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i> \r
 407  </i><span style="font-style: italic;"><I>geompy.CheckShape(Shape)</I></span>, \r
 408  where is shape which is checked for validity.</p>\r
 409 \r
 410 <p class="whs1">&nbsp;</p>\r
 411 \r
 412 <p class="whs11"><img src="../pics/measures9.png" x-maintain-ratio="TRUE" width="360px" height="337px" border="0" class="img_whs20"></p>\r
 413 \r
 414 <p class="whs21">&nbsp;</p>\r
 415 \r
 416 <p class="whs21">&nbsp;</p>\r
 417 \r
 418 <p class="whs21"><a name=Check_comp_blocks><img src="../image27.gif" width="25px" height="23px" border="0" class="img_whs22"> <span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Check compound \r
 419  of blocks</B></font></span></a></p>\r
 420 \r
 421 <p class="whs21">&nbsp;</p>\r
 422 \r
 423 <p class="whs1">Checks whether a shape is a compound of glued \r
 424  blocks. To be considered as a compound of blocks, the given shape must \r
 425  satisfy the following conditions:</p>\r
 426 \r
 427 <ul type="disc" class="whs23">\r
 428         \r
 429         <li class=kadov-p><p class="whs1">&nbsp;Each \r
 430  element of the compound should be a Block (6 faces and 12 edges);</p></li>\r
 431         \r
 432         <li class=kadov-p><p class="whs1">&nbsp;A \r
 433  connection between two Blocks should be an entire quadrangle face or an \r
 434  entire edge;</p></li>\r
 435         \r
 436         <li class=kadov-p><p class="whs1">&nbsp;The \r
 437  compound should be connected;</p></li>\r
 438         \r
 439         <li class=kadov-p><p class="whs1">&nbsp;Two \r
 440  quadrangle faces should be glued. </p></li>\r
 441 </ul>\r
 442 \r
 443 <p class="whs1">&nbsp;</p>\r
 444 \r
 445 <p class="whs1">Informs of the following possible errors:</p>\r
 446 \r
 447 <ul type="disc" class="whs23">\r
 448         \r
 449         <li class=kadov-p><p class="whs1">not a block,</p></li>\r
 450         \r
 451         <li class=kadov-p><p class="whs1">not glued,</p></li>\r
 452         \r
 453         <li class=kadov-p><p class="whs1">not connected,</p></li>\r
 454         \r
 455         <li class=kadov-p><p class="whs1"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;">extra \r
 456  or degenerated edge.</font></span></p></li>\r
 457 </ul>\r
 458 \r
 459 <p class="whs1">&nbsp;</p>\r
 460 \r
 461 <p class="whs1"><b style="font-weight: bold;">Result:</b> Boolean; \r
 462  highlight in the viewer.</p>\r
 463 \r
 464 <p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i> \r
 465  </i><span style="font-style: italic;"><I>geompy.CheckCompoundOfBlocks(Compound). \r
 466  </I></span>Checks if the<span style="font-style: italic;"> <I></I></span>shape is \r
 467  a valid compound of blocks. If it is true, then the validity flag is returned, \r
 468  and encountered errors are printed in the python console.</p>\r
 469 \r
 470 <p class="whs11">&nbsp;</p>\r
 471 \r
 472 <p class="whs11"><img src="../pics/measures10.png" x-maintain-ratio="TRUE" width="329px" height="436px" border="0" class="img_whs24"></p>\r
 473 \r
 474 <p class="whs11">&nbsp;</p>\r
 475 \r
 476 <script type="text/javascript" language="javascript1.2">\r
 477 <!--\r
 478 if (window.writeIntopicBar)\r
 479         writeIntopicBar(0);\r
 480 //-->\r
 481 </script>\r
 482 </body>\r
 483 </html>\r