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<h1>Using measurement tools</h1>
<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
data concerning created or imported geometrical objects. They are:</p>
<p class="whs1"> </p>
<ul>
<li class=kadov-p><p class="whs1"><a href="#PointCoord">Point
coordinates</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Basic_properties">Basic
properties</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Center_gravity">Center
of mass</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Inertia_axis">Inertia</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Bounding_box">Bounding
box</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Min_distance">Min.
distance</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Tolerance">Tolerance</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Whatis">WhatIs</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#check">Check</a></p></li>
<li class=kadov-p><p class="whs1"><a href="#Check_comp_blocks">Check
compound of blocks</a></p></li>
</ul>
<p class="whs1"> </p>
<p class="whs1">Our <span style="font-weight: bold;"><B>TUI Scripts</B></span>
show how to use <a href="../measurement_tools.htm">Measurement Tools</a>
with <span style="font-weight: bold;"><B>TUI
commands</B></span>. </p>
<p class="whs1"> </p>
<p class=TODO>To use measurement tools:</p>
<p class=TODO> </p>
<p class="whs3">In the main menu select <span style="font-weight: bold;"><B>Measures
</B></span>submenu.</p>
<p class="whs3"> </p>
<p class="whs1"> </p>
<p class="whs1"><a name=PointCoord> <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>
<p class="whs1"> </p>
<p class="whs1"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"><b style="font-weight: bold;">Description:</b>
Returns the coordinates of a point.</font></span></p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Point
coordinates (X, Y, Z) in 3D space in the form of Python Tuple.</p>
<p class="whs1"> </p>
<p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span>
<span style="font-style: italic;"><I>geompy.PointCoordinates(Point)</I></span>,
where Point is a point whose coordinates are inquired.</p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 point.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs5"><img src="../pics/measures1.png" x-maintain-ratio="TRUE" width="272px" height="303px" border="0" class="img_whs6"></p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs7"><b style="font-weight: bold;"><a
NAME=Basic_properties
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>
</p>
<p class="whs9"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Return the properties (Length, Surface & Volume) of a definite geometrical
object.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Display
Length, Surface & Volume in the form of Python Tuple.</p>
<p class="whs1"> </p>
<p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span>
<span style="font-style: italic;"><I>geompy.BasicProperties(Shape)</I></span>,
where Shape is a shape whose properties are inquired.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs3"><img src="../pics/neo-basicprop.png" x-maintain-ratio="TRUE" width="360px" height="307px" border="0" class="img_whs10"></p>
<p> </p>
<p> </p>
<p class="whs7"><a name=Center_gravity
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;">
Center of mass</b></a></p>
<p class="whs9"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Creates a gravity center of a shape and returns its coordinates.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> GEOM_Object
(vertex).</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i>
</i><span style="font-style: italic;"><I>geompy.MakeCDG(Shape)</I></span>, where
Shape is the shape for which a center of gravity is computed.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/measures3.png" x-maintain-ratio="TRUE" width="312px" height="367px" border="0" class="img_whs12"></p>
<p class="whs1"> </p>
<p class="whs7"> </p>
<p class="whs7"><a NAME=Inertia_axis
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;"
size=4> Inertia</font></b></a>
</p>
<p class="whs7"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns the inertia axis of a geometrical object.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Display
the matrix and moments of inretia in the form of Python Tuple (I11, I12,
I13, </p>
<p class="whs13"> I21,
I22, I23, </p>
<p class="whs13"> I31,
I32, I33,</p>
<p class="whs13"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;"> Ix,
Iy, Iz)</font></span>.</p>
<p class="whs1"> </p>
<p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span>
<span style="font-style: italic;"><I>geompy.Inertia(Shape)</I></span>, where
Shape is a shape for which a matrix of inertia and moment of inertia are
returned.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs11"> </p>
<p class="whs11"><img src="../pics/measures4.png" x-maintain-ratio="TRUE" width="360px" height="333px" border="0" class="img_whs14"></p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs7"><a NAME=Bounding_box
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;"
size=4> Bounding
box</font></b></a> </p>
<p class="whs7"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns the dimensions of the bounding box of a geometrical object.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Displays
the dimensions of the bounding box of a geometrical object in the form
of Python Tuple (Xmin, Xmax, Ymin, Ymax, Zmin, Zmax).</p>
<p class="whs1"> </p>
<p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.BoundingBox(Shape)</I></span><span
style="font-weight: normal;">, where Shape is a shape for which a bounding
box is computed.</span></p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/measures5.png" x-maintain-ratio="TRUE" width="360px" height="328px" border="0" class="img_whs16"></p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs7"><a NAME=Min_distance
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;"
size=4> Min. distance</font></b></a></p>
<p class="whs7"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns the min. distance between 2 geometrical objects.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Displays
the min. distance.</p>
<p class="whs1"> </p>
<p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.MinDistance(Shape1,
Shape2)</I></span><span style="font-weight: normal;">, where Shape1 and Shape2
are shapes between which the minimal distance computed.</span></p>
<p class="whs17"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
2 shapes.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/distance.png" x-maintain-ratio="TRUE" width="360px" height="290px" border="0" class="img_whs18"></p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs7"><a NAME=Tolerance
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;">
Tolerance</b></a> </p>
<p class="whs9"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns the tolerance of a geometrical object.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Displays
the tolerance values (FaceMinTol, FaceMaxTol, EgdeMinTol, EgdeMaxTol,
VertexMinTol, VertexMaxTol).</p>
<p class="whs1"> </p>
<p class="whs15">TUI command: <span style="font-weight: normal; font-style: italic;"><I>geompy.Tolerance(Shape)</I></span><span
style="font-weight: normal;">, where Shape is a shape for which minimal
and maximal tolerances are returned.</span></p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/new-tolerance.png" x-maintain-ratio="TRUE" width="360px" height="328px" border="0" class="img_whs19"></p>
<p class="whs1"> </p>
<p class="whs1"> </p>
<p class="whs7"><a NAME=Whatis><span
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>
</font></span></p>
<p class="whs9"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns the type of a geometrical object.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Displays
all elements composing your geometrical object.</p>
<p class="whs1"> </p>
<p class="whs1"><span style="font-weight: bold;"><B>TUI command:</B></span>
<span style="font-style: italic;"><I>geompy.WhatIs(Shape)</I></span>, where Shape
is a shape from which a description is returned.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/measures8.png" x-maintain-ratio="TRUE" width="360px" height="405px" border="0" class="img_whs20"></p>
<p class="whs11"> </p>
<p class="whs11"> </p>
<p class="whs7"><a NAME=check
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;"
size=4> Check</font></b></a>
</p>
<p class="whs7"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Returns True if this geometrical object is valid.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Boolean.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i>
</i><span style="font-style: italic;"><I>geompy.CheckShape(Shape)</I></span>,
where is shape which is checked for validity.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs1"> </p>
<p class="whs11"><img src="../pics/measures9.png" x-maintain-ratio="TRUE" width="360px" height="309px" border="0" class="img_whs21"></p>
<p class="whs11"> </p>
<p class="whs22"> </p>
<p class="whs22"> </p>
<p class="whs22"><a name=Check_comp_blocks><img src="../image27.gif" width="25px" height="23px" border="0" class="img_whs23"> <span style="font-size: 14pt; font-weight: bold;"><font size=4 style="font-size:14pt;"><B>Check compound
of blocks</B></font></span></a></p>
<p class="whs22"> </p>
<p class="whs1"><b style="font-weight: bold;">Description:</b>
Checks whether a shape is a compound of glued blocks. To be considered
as a compound of blocks, the given shape must satisfy the following conditions:</p>
<ul type="disc" class="whs24">
<li class=kadov-p><p class="whs1"> Each
element of the compound should be a Block (6 faces and 12 edges);</p></li>
<li class=kadov-p><p class="whs1"> A
connection between two Blocks should be an entire quadrangle face or an
entire edge;</p></li>
<li class=kadov-p><p class="whs1"> The
compound should be connected;</p></li>
<li class=kadov-p><p class="whs1"> Two
quadrangle faces should be glued. </p></li>
</ul>
<p class="whs1"> </p>
<p class="whs1">Informs of the following possible errors:</p>
<ul type="disc" class="whs24">
<li class=kadov-p><p class="whs1">not a block,</p></li>
<li class=kadov-p><p class="whs1">not glued,</p></li>
<li class=kadov-p><p class="whs1">not connected,</p></li>
<li class=kadov-p><p class="whs1"><span style="font-size: 12pt;"><font size=3 style="font-size:12pt;">extra
or degenerated edge.</font></span></p></li>
</ul>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Result:</b> Boolean;
highlight in the viewer.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">TUI Command:</b><i>
</i><span style="font-style: italic;"><I>geompy.CheckCompoundOfBlocks(Compound)</I></span>,
where the Compound is a shape, investigated in order to see, if it is
a valid compound of blocks. Validity flag is returned, encountered errors
are printed in the python console.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Arguments:</b>
1 shape.</p>
<p class="whs1"> </p>
<p class="whs1"><b style="font-weight: bold;">Dialog Box:</b></p>
<p class="whs11"> </p>
<p class="whs11"><img src="../pics/measures10.png" x-maintain-ratio="TRUE" width="329px" height="436px" border="0" class="img_whs25"></p>
<p class="whs11"> </p>
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