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Help Update for version 7.6.0
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@ -10,25 +10,24 @@ This operation is available in <b>OCC Viewer</b> only.
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The \b Result will be a \b GEOM_Object.
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\n Location of a new vertex on a selected edge can be defined two ways:
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\n The location of a new vertex on the selected edge can be defined in two ways:
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<ol>
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<li> We can specify a position (ranging from 0.0 to 1.0) of the
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vertex on the selected edge either by length or by parameter.
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<li> By specifying the position (ranging from 0.0 to 1.0) by length or by parameter.
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<p>
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<b>TUI Command:</b> <em>geompy.DivideEdge(Shape, EdgeID, Value,
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IsByParameter)</em>
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<ul>
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<li> \em Shape is a shape which contains an edge to be divided</li>
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<li> \em Shape is a shape, which contains an edge to be divided;</li>
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<li>\em EdgeID is the ID of the edge to be divided, if it is = -1,
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then \em Shape should be an edge itself.</li>
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then \em Shape should be an edge itself;</li>
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<li> \em Value is a value of parameter on edge or length parameter,
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depending on \em IsByParameter. </li>
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<li> \em IsByParameter is a boolean flag, specifying operation mode:
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- \c True: \em Value is treated as a curve parameter [0..1]
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- \c False: \em Value is treated as a length parameter [0..1] </li>
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depending on \em IsByParameter;</li>
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<li> \em IsByParameter is a boolean flag, specifying the operation mode:
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- \c True: \em Value is treated as a curve parameter; [0..1]
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- \c False: \em Value is treated as a length parameter. [0..1] </li>
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</ul>
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\b Arguments: Name + 1 Edge + 1 Value setting the position of
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the point according to one of the selected modes.
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the point according to the selected mode.
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The difference between "by parameter" and "by length" modes becomes
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apparent on the edges with irregular parametrization (for example,
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@ -41,15 +40,15 @@ The \b Result will be a \b GEOM_Object.
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\image html repair8.png
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\n\n
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</li>
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<li>We can select several points that will be projected to the selected
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<li> By selecting several points that will be projected to the selected
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edge to find the location of new vertices.
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<p>
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<b>TUI Command:</b> <em>geompy.DivideEdgeByPoint(Shape, Edge, Points)</em>
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<b>TUI Command:</b> <em>geompy.DivideEdgeByPoint(Shape, Edge, Points):</em>
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<ul>
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<li> \em Shape is a shape which contains an edge to be divided</li>
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<li>\em Edge is an edge to be divided (or it's ID, if it is = -1,
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then \em Shape should be an edge itself).</li>
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<li> \em Points is a list of points to project to \a Edge. </li>
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<li> \em Shape is a shape, which contains an edge to be divided;</li>
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<li>\em Edge is an edge to be divided (or its ID, if it is = -1,
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then \em Shape should be an edge itself);</li>
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<li> \em Points is a list of points to be projected to the \a Edge.</li>
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</ul>
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\b Arguments: Name + 1 Edge + 1 or more Points.
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@ -8,10 +8,10 @@ This operation checks whether a shape is a compound of glued blocks.
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To be considered as a compound of blocks, the given shape must satisfy the
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following conditions:
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- Each element of the compound should be a Block (6 quadrangle faces);
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- Each quadrangle face is a face that has 1 wire with 4 edges. If there are
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more than 4 edges in a single wire and C1 continuity mode is switched on,
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a face is quadrangular if it has 4 bounds of C1 continuity.
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- Each element of the compound should be a Block, i.e. have 6 quadrangle faces;
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- Each quadrangle face should have one wire with four edges. If there are
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more than four edges in a single wire and C1 continuity mode is switched on,
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a face is quadrangular if it has four bounds with C1 continuity.
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- Blocks can be connected only via an entire quadrangle face or an entire edge;
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- The compound should be connected;
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- Each couple of connecting quadrangle faces should be glued.
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@ -20,7 +20,7 @@ a face is quadrangular if it has 4 bounds of C1 continuity.
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In this dialog:
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- \b Object - the checked object. \b Selection button allows picking it in the viewer or in the object browser.
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- <b>Use C1 criterion</b> - option that shitches on/off the C1 continuity mode.
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- <b>Use C1 criterion</b> - option switches on/off the C1 continuity mode.
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- <b>Angular Tolerance</b> - angular tolerance to check C1 continuity between neighbor edges in a wire.
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- \b Errors list informs of possible errors, for example:
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- Not a block;
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@ -9,17 +9,14 @@ This operation checks the topology of the selected shape to detect self-intersec
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In this dialog:
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- \b Object - the checked object. \b Selection button allows picking it in the viewer or in the object browser.
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- <b>Level of check</b> - The combo box that allows to set the level of checking shape on self-interference.
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It defines which interferferences will be checked. Default value is "All interferences".
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- <b>Compute self-intersections</b> button computes self-interferences.
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- \b Summary section contains the general report if the object has self-intersections and/or if errors are occured during computation.
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- \b Self-intersections list contains the list of self-intersections detected.
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Select the intersection(s) to show <b>Sub-shapes</b> in the field to the right.
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- \b Apply and <b>Apply and Close</b> buttons are used to store interferences selected in the "Self-intersections" list box in the study for further analysis.
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If no any interference is selected, all interferences are published in the study. Each interference is published as a child
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compound of the source shape and contains a couple of intersecting sub-shapes.
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- <b>Level of check</b> - combo box allows setting the level of self-interference checking. It defines, which interferences will be checked. The default value is "All interferences".
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- <b>Compute self-intersections</b> button performs the computation.
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- \b Summary section contains the general report about self-intersections of the object and/or errors that occurred during the computation.
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- \b Self-intersections list contains the list of detected self-intersections. Select the intersection to show <b>Sub-shapes</b> in the field to the right.
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- \b Apply and <b>Apply and Close</b> buttons store the interferences selected in the <b>Self-intersections</b> list box in the study for further analysis.
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If no interferences are selected, all of them are published in the study. Each interference is published as a child compound of the source shape and contains a couple of intersecting sub-shapes.
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\note This tool is useful for detection of shapes, not suitable for
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\note This tool is useful for detection of shapes that are not suitable as
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arguments of Boolean operations and Partition algorithm.
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For more information about Partition and Boolean Operations Algorithms
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and their limitations refer to <a href="SALOME_BOA_PA.pdf">this document</a>.
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@ -15,10 +15,8 @@ axis, creating a body of revolution.</li>
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<li>\subpage create_extrusion_alongpath_page "Extrude an object along a path",
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creating a more complex trajectory object.</li>
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<li>\subpage create_pipe_path_page "Restore Path" of a pipe-like shape.</li>
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<li>\subpage create_thickness_page "Thickness" operation that allows to add a thickness to objects.</li>
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<li>\subpage create_groups_page "Generate Groups".
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This cross-operation functionality allows creation of groups for certain generation operations.</li>
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<li>\subpage create_thickness_page "Add thickness" to objects.</li>
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<li>\subpage create_groups_page "Generate Groups" for certain generation operations.</li>
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</ul>
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<b> New entity -> Advanced </b> sub-menu allows creating new geometric
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@ -16,7 +16,7 @@ obtain from it.
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The \b Result of the operation will be a List of \b GEOM_Objects
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(vertexes, edges, wires, faces, shells or solids).
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Available choices in the <b>Sub Shapes Type</b> combo box depend on the type
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The choices available in the <b>Sub Shapes Type</b> combo box depend on the type
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of selected <b>Main Object</b>:
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- \b Compound: to extract compounds;
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- \b Compsolid: to extract compsolids;
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@ -29,72 +29,70 @@ of selected <b>Main Object</b>:
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- \b Shape: to extract top-level contents of the compound shape;
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- \b Flat: to extract "flat" contents of the compound shape.
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Note: "flat" contents means top-level simple-type sub-shapes extracted from
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the compound object recursively (i.e. there is no compounds in the result).
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For example, if a compound C1 contains a solid S1 and another compound C2 that
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contains solids S2 and S3 (see picture below):
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Note: "flat" contents means that top-level simple-type sub-shapes are extracted from
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the compound object recursively (i.e. there are no compounds in the result).
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Let us take, for example, compound C1 that contains solid S1 and another compound C2 that
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contains solids S2 and S3 (see the picture below):
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- Explode operation with \b Shape type given as parameter will return S1 and C2;
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- Explode operation with \b Flat type given as parameter will return S1, S2 and S3.
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\image html flat_contents.png
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Switching on <b>Select Sub-shapes</b> check box allows manual selection of sub-shapes
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to be extracted from the main object. In this mode the user can select sub-shapes
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to be extracted from the main object. In this mode it is possible to select sub-shapes
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directly in 3D viewer.
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When <b>Select Sub-shapes</b> check box is switched on, additional \b Filter controls
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allow to automatically pick up entites which satisfy specified threshold value(s).
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The numerical functor for each sub-shape that is compared with threshold value(s)
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is computed according to the shape's topological properties:
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- length for edges and wires
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- area for faces and shells
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- volume for solids, compounds, compsolids
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allow to automatically pick up entities, which satisfy the specified threshold value(s).
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The numerical functor for each sub-shape that is compared with the threshold value(s)
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is computed according to the topological properties of the shape:
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- length for edges and wires;
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- area for faces and shells;
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- volume for solids, compounds and compsolids.
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Filtering capabilities are not available for vertices.
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In order to filter out some entities:
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- Activate one or two filtering controls by switching on corresponding check boxes;
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- Select required threshold comparator type; the following choices are available:
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To filter out some entities it is necessary to do the following:
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- Activate one or two filtering controls by switching on the corresponding check boxes;
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- Select the required threshold comparator type; the following choices are available:
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- <b>Less Than</b> or <b>Equal or Less Than</b> for the first comparator;
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- <b>Greater Than</b> or <b>Equal or Greater Than</b> for the second comparator;
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- Enter required threshold value (values);
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- Enter the required threshold value (values);
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- Press \b Apply button in the \b Filter group.
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The entities which satisfy entered filtering parameters will be automatically highlighted
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The entities, which correspond to the entered filtering parameters, will be automatically highlighted
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in the 3D viewer.
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Using <b>TUI Commands</b> you can perform this operation in a
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variety of ways:
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- <em>geompy.ExtractShapes(Shape, Type, isSorted)</em> explodes a
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Shape into sub-shapes of a given Type and returns a List of sub-shapes.
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This method does not return the Shape itself if it matches the
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Type.
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- <em>geompy.SubShapeAll(Shape, Type)</em> explodes a Shape on
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This method does not return the Shape itself if it matches the Type.
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- <em>geompy.SubShapeAll(Shape, Type)</em> explodes a Shape into
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sub-shapes of a given Type and returns a List of sub-shapes.
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- <em>geompy.SubShapeAllIDs(Shape, Type)</em> explodes a Shape on
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sub-shapes of a given Type and returns a List of IDs of
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sub-shapes.
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- <em>geompy.SubShapeAllIDs(Shape, Type)</em> explodes a Shape into sub-shapes of a given Type and returns a List of IDs of sub-shapes.
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- <em>geompy.SubShapeAllSortedCentres(Shape, Type)</em> explodes a
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shape on sub-shapes of a given type and sorts them taking into account
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shape into sub-shapes of a given type and sorts them taking into account
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their gravity centers, to provide a stable order of sub-shapes.
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It returns a list of sub-shapes.
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- <em>geompy.SubShapeAllSortedCentresIDs(Shape, Type)</em> explodes
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a shape on sub-shapes of a given type and sorts them taking into
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a shape into sub-shapes of a given type and sorts them taking into
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account their gravity centers, to provide a stable order of sub-shapes.
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It returns a List of IDs of sub-shapes.
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- <em>geompy.SubShape(Shape, Type, ListOfInd)</em> allows to obtain
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a compound of sub-shapes of the Shape, selected by they indices in a
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a compound of sub-shapes of the Shape, selected by their indexes in a
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list of all sub-shapes of the given Type. Each index is in the range
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[1, Nb_Sub-Shapes_Of_Given_Type].
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- <em>geompy.SubShapeSortedCentres(Shape, Type, ListOfInd)</em>
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allows to obtain a compound of sub-shapes of the Shape, selected by
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they indices in sorted list of all sub-shapes of the given Type. Each
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their indexes in a sorted list of all sub-shapes of the given Type. Each
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index is in the range [1, Nb_Sub-Shapes_Of_Given_Type]
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<b>Arguments: </b>1 SHAPE + 1 type of SubShape.
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<b>Example:</b>
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\image html explode.png "A box, exploded into faces"
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\image html explode.png "A box exploded into faces"
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*/
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@ -4,10 +4,10 @@
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To create a <b>Surface From Face</B> in the <b>Main Menu</b> select <b>New Entity - > Basic - > Surface From Face</b>
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\n This function takes some face as input parameter and creates new
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GEOM_Object, i.e. topological shape by extracting underlying surface
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of the source face and limiting it by the Umin, Umax, Vmin, Vmax
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parameters of the source face (in the parametrical space).
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\n This function takes a face at input and creates a new
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<b>GEOM_Object</b>, i.e. topological shape by extracting the underlying surface
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of the source face and limiting it by the <b>Umin, Umax, Vmin</b> and <b>Vmax</b>
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parameters of the source face (in the parametric space).
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\n
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\ref restore_presentation_parameters_page "Advanced options".
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@ -2,26 +2,28 @@
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\page create_thickness_page Thickness Construction
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To add a \b Thickness to a shape in the <b>Main Menu</b> select <b>New Entity - > Generation - > Thickness</b>
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\n
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It is possible to create a Solid from a Face or a Shell by applying a
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\b Thickness. To do it you should define an \b Object that is a Face or a
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Shell, \b Thickness and to define the thickness direction by means of
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<b>Thicken towards the inside</b> check box.
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To add \b Thickness to a shape in the <b>Main Menu</b> select <b>New Entity - > Generation - > Thickness</b>.
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Switch between adding thickness to a Face (Shell) or a Solid using radio buttons.
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Firstly, \b Thickness can be applied to a Face or a Shell to create a Solid.
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\image html thickness.png
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It is necessary to define an \b Object (Face or Shell) and the value of \b Thickness.
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<b>Thicken towards the inside</b> check box allows changing the thickness direction.
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<b>Example:</b>
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\image html thickness_result.png "Thickness of Shell"
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It is possible to apply \b Thickness to a Solid. The result of this operation
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is the hollowed Solid. To do it you should define an \b Object that is a Solid,
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\b Faces to be removed from result, \b Thickness and the thickness direction by
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means of <b>Thicken towards the inside</b> check box.
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Secondly, the \b Thickness can be applied to a Solid to create a hollowed Solid.
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\image html thicksolid.png
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It is necessary to define a Solid \b Object \b Faces to be removed from the result and \b Thickness.
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<b>Thicken towards the inside</b> check box allows changing the thickness direction.
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<b>Example:</b>
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\image html thicksolid_result.png "Thickness of Solid"
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@ -36,8 +38,8 @@ Modifies a shape to make it a thick solid.
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<b>Arguments:</b> Name + 1 shape (face, shell or solid) + thickness +
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the list of face IDs.
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\n If the shape is face or shell the list of face IDs is not used.
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The thickness can be positive or negative for thicken towards the inside.
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\n If the shape is a face or a shell the list of face IDs is not used.
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The thickness can be positive or negative for thickening towards the inside.
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\n\n <b>Advanced options</b> \ref preview_anchor "Preview"
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Our <b>TUI Scripts</b> provide you with useful examples of creation of
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@ -34,7 +34,7 @@ All necessary parameters of Dependency Tree Viewer can be edited in the \ref pre
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Tree nodes in the Dependency Viewer are named according to the study
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names of the corresponding objects.
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All nodes have fixed size, so long names are cut; the full object name can be seen in the tooltip
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All nodes have fixed size, so long names are cut; the full object name can be seen in the tool-tip
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when the cursor is hovered over the node.
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"Dependency Tree" view supports the following states of nodes:
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@ -61,11 +61,11 @@ Browser, OCC Viewer or Dependency Tree Viewer;</li></ul>
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Dependency Tree Viewer shows oriented links between nodes to
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represent the dependency direction. The viewer supports the following states of links:
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<ul><li><b>Unidirectional link</b> - shows that object B depends on object A;</li></ul>
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<ul><li><b>Unidirectional link</b> - shows that object \b B depends on object \b A;</li></ul>
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\image html tree_unidir_link.png
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<ul><li><b>Bidirectional link</b> - shows that object B depends on
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object A and, at the same time, object A depends on object B;</li></ul>
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<ul><li><b>Bidirectional link</b> - shows that object \b B depends on
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object \b A and, at the same time, object \b A depends on object \b B;</li></ul>
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\image html tree_bidir_link.png
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<ul><li><b>Self-dependency link</b> - shows that an object depends on itself;</li></ul>
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@ -29,7 +29,7 @@ functionality for all objects in the current view via the main menu
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\n <b>TUI Command:</b> <em>gg.setVectorsMode(ID, Bool)</em>
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\n Also it is possible to show the vertices of the selected
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\n It is possible to show the vertices of the selected
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shape. For this, choose in the context menu of the shape
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<b>Display mode -> Show Vertices</b>, or apply this
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functionality for all objects in the current view via the main menu
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@ -40,10 +40,9 @@ functionality for all objects in the current view via the main menu
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\n <b>TUI Command:</b> <em>gg.setVerticesMode(ID, Bool)</em>
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\n Moreover user can show the name of the selected
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shape. For this, choose in the context menu of the shape
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\n To show the name of the selected shape, choose in its context menu
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<b>Display mode -> Show Name</b>, or apply this
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functionality for all objects in the current view via the main menu
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functionality for all objects in the current view via the main menu option
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<b> View -> Display Mode -> Show/Hide Name.</b>
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\image html name_mode.png
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@ -1,25 +1,20 @@
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/*!
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\page extension_operation_page Extension of an Edge or a Face
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\page extension_operation_page Extension
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\n To produce an \b Extension in the <b>Main Menu</b> select
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<b>Operations - > Transformation - > Extension</b>
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\n To produce an \b Extension of an Edge or a Face select in the <b>Main Menu</b>
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<b>Operations - > Transformation - > Extension</b>. The type of extension is defined using the radio buttons.
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\n This operation resizes an \b Edge by means of first
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and last parameters modification or a \b Face by means of modification
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of minimal and maximal U- and V-Parameters. \n
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\ref restore_presentation_parameters_page "Advanced options".
|
||||
Firstly it is possible to resize an \b Edge by modifying its first
|
||||
and last parameters
|
||||
|
||||
The type of extension is defined using the radio buttons.
|
||||
\image html extension1.png "Edge Extension"
|
||||
|
||||
Firstly it is possible to resize an \b Edge.
|
||||
\n <b>TUI Command:</b> <em>geompy.ExtendEdge(theEdge, theMin, theMax)</em>,
|
||||
where \em theEdge the input edge to be resized, \em theMin the minimal
|
||||
parameter value, \em theMax the maximal parameter value.
|
||||
\n <b>Arguments:</b> Name + Object (Edge) + 2 values (Min and Max Parameters).
|
||||
|
||||
\image html extension1.png "Extension of an Edge"
|
||||
|
||||
\n <b>Example:</b>
|
||||
|
||||
\image html extend_edge_example.png "Original edge (white) and extended edge"
|
||||
@ -28,8 +23,12 @@ parameter value, \em theMax the maximal parameter value.
|
||||
negative, the input Edge is extended, otherwise it is shrinked by
|
||||
\b theMin parameter. If \b theMax is greater than 1, the Edge is
|
||||
extended, otherwise it is shrinked by \b theMax parameter.
|
||||
|
||||
Secondly it is possible to resize a \b Face by modifying its
|
||||
minimal and maximal U- and V-Parameters.
|
||||
|
||||
Secondly it is possible to resize a \b Face.
|
||||
\image html extension2.png "Face Extension"
|
||||
|
||||
\n <b>TUI Command:</b> <em>geompy.ExtendFace(theFace, theUMin, theUMax,
|
||||
theVMin, theVMax)</em>, where \em theFace the input face to be resized,
|
||||
\em theUMin the minimal U-Parameter value, \em theUMax the maximal U-Parameter
|
||||
@ -38,18 +37,16 @@ V-Parameter value.
|
||||
\n <b>Arguments:</b> Name + Object (Face) + 4 values (Min and Max U- and
|
||||
V-Parameters).
|
||||
|
||||
\image html extension2.png "Extension of a Face"
|
||||
|
||||
\n <b>Example:</b>
|
||||
|
||||
\image html extend_face_example.png "The original face (gray) and a result
|
||||
face shrinked along U-Direction and extended along V-Direction"
|
||||
\image html extend_face_example.png "The original face (gray) and a result face shrinked along U-Direction and extended along V-Direction"
|
||||
|
||||
\note The input Face U- and V-Parameters range is [0, 1]. If \b theUMin
|
||||
parameter is negative, the input Face is extended, otherwise it is
|
||||
shrinked along U-Direction by \b theUMin parameter. If theUMax is
|
||||
shrinked along U-Direction by \b theUMin parameter. If \b theUMax is
|
||||
greater than 1, the Face is extended, otherwise it is shrinked along
|
||||
U-Direction by \b theUMax parameter. So as for \b theVMin, \b theVMax
|
||||
U-Direction by \b theUMax parameter. The same applies to \b theVMin, \b theVMax
|
||||
and V-Direction of the input Face.
|
||||
|
||||
Our <b>TUI Scripts</b> provide you with useful examples of the use of
|
||||
|
||||
@ -1,11 +1,11 @@
|
||||
/*!
|
||||
\page fast_intersection_page Fast intersection
|
||||
|
||||
This operation checks whether or not two selected shapes are overlapped.
|
||||
This operation checks if two selected shapes are overlapped.
|
||||
|
||||
This tool is useful for fast detection of intersections and gaps.
|
||||
In contrast to Boolean Operations, Partition and Detect Self-intersection
|
||||
algorithms that compute topological intersections, this algoritm computes
|
||||
algorithms that compute topological intersections, this algorithm computes
|
||||
intersections by generating tessellation (triangulation) of the source
|
||||
shapes and detecting overlapping of resulting meshes. High performance is
|
||||
achieved through the use of existing triangulation of faces.
|
||||
@ -28,22 +28,21 @@ of the GUI module's documentation.
|
||||
|
||||
In this dialog:
|
||||
|
||||
- \b Object 1 - first checked object. \b Selection button allows picking it in the viewer or in the object browser.
|
||||
- \b Object 2 - second checked object. \b Selection button allows picking it in the viewer or in the object browser.
|
||||
- <b> Object 1 </b> and <b> Object 2 </b> the checked objects. \b Selection button allows picking them in the viewer or in the object browser.
|
||||
- <b>Deflection coefficient</b> specifies the quality of shapes tessellation.
|
||||
- <b>Detect gaps</b> - when switched on, allows detecting gaps between shapes.
|
||||
- <b>Tolerance</b> - specifies a distance between shapes used for detecting gaps.
|
||||
- <b>Tolerance</b> - specifies the distance between shapes used for detecting gaps.
|
||||
- <b>Compute intersections</b> - press this button to compute interferences.
|
||||
- <b>Sub-shapes of Object 1</b> - list of sub-shapes from the first source shape that localize the intersection.
|
||||
- <b>Sub-shapes of Object 2</b> - list of sub-shapes from the second source shape that localize the intersection.
|
||||
- \b Apply and <b>Apply and Close</b> buttons are used to store selected intersected shapes in the study for
|
||||
further analysis (see below).
|
||||
|
||||
\note Quality of the result depends on the quality of triangulation. Changing a value of the deflection coefficient
|
||||
parameter can strongly affect the result. On the other hand, small values of deflection coefficient might lead to
|
||||
\note The result quality depends on the quality of triangulation. Changing the value of the deflection coefficient
|
||||
parameter can strongly affect the result. However, small values of the deflection coefficient might lead to
|
||||
some performance loss of the algorithm, as number of triangles of the tesselation mesh depends on this parameter.
|
||||
|
||||
It is possible to store sub-shapes selected by the user in the study, for the further analysis.
|
||||
Press <b>Apply and Close</b> or \b Apply button to store the selected sub-shapes in the study for further analysis.
|
||||
The selection will be published as a compound containing intersected sub-shapes from both source objects.
|
||||
|
||||
<b>TUI Command:</b> <em>geompy.FastIntersect(theShape1, theShape2, theTolerance = 0.0, theDeflection = 0.001),</em> \n
|
||||
|
||||
@ -17,7 +17,7 @@ given tolerance value.
|
||||
|
||||
\n <b>TUI Command:</b>
|
||||
<p><em>geompy.MakeGlueEdges( theShapes, theTolerance )</em>,
|
||||
\n where \em theShapes is either a list or compound of shapes to be
|
||||
\n where \em theShapes is a list or compound of shapes to be
|
||||
glued, and \em theTolerance is a maximum distance between two
|
||||
edges, which can be considered as coincident.
|
||||
|
||||
@ -41,12 +41,12 @@ The selected edges will be marked in white.
|
||||
theTolerance is a maximum distance between two edges, which can
|
||||
be considered as coincident. The \b Result will be a list of \b
|
||||
GEOM_Objects (edges), containing one sub-shape per each detected set of
|
||||
coincident sub-shapes. For example if there are two coincident edges
|
||||
in selected shapes, the result list contains one of the two coincident edges.
|
||||
coincident sub-shapes. For example, if there are two coincident edges
|
||||
in the selected shapes, the result list contains one of the two coincident edges.
|
||||
|
||||
<em>geompy.MakeGlueEdgesByList( theShapes, theTolerance, theEdges )</em>,
|
||||
\n where \em theShape is either a list or compound of shapes to be glued, \em
|
||||
theTolerance is a maximum distance between two edges, which can
|
||||
\n where \em theShape is a list or compound of shapes to be glued,
|
||||
\em theTolerance is a maximum distance between two edges, which can
|
||||
be considered as coincident, \em theEdges is a list of
|
||||
edges to be glued.
|
||||
|
||||
|
||||
@ -41,12 +41,12 @@ The selected faces will be marked in white.
|
||||
|
||||
When the faces are glued their edges are glued as well. By default, other
|
||||
edges are not glued. To force gluing of all edges, check <b>Glue all coincident edges</b>
|
||||
checkbox.
|
||||
check-box.
|
||||
|
||||
\n <b>TUI Commands:</b>
|
||||
|
||||
<em>geompy.GetGlueFaces( theShapes, theTolerance )</em>,
|
||||
\n where \em theShapes is either a list or compound of shapes to be glued, \em
|
||||
\n where \em theShapes is a list or compound of shapes to be glued, \em
|
||||
theTolerance is a maximum distance between two faces, which can
|
||||
be considered as coincident. The \b Result will be a list of \b
|
||||
GEOM_Objects (faces), containing one sub-shape per each detected set of
|
||||
|
||||
@ -12,11 +12,11 @@ In this dialog:
|
||||
- Click on the "selection" button and select an object to inspect in the Object Browser or in the viewer.
|
||||
- Show/hide sub-shape(s) in the 3D viewer, by pressing “eye” icon in the first column of the tree view.
|
||||
- Show/hide all sub-shapes in the 3D viewer, by pressing “eye” icon in the first column of the tree view header.
|
||||
- Rename selected sub-shape by double-clicking on the item or pressing <F2> key.
|
||||
- Show selected sub-shape(s) in the 3D viewer by pressing <b>Show Selected</b> button.
|
||||
- Show selected sub-shape(s) in the 3D viewer and erase all currently shown objects by pressing <b>Show Only Selected</b> button.
|
||||
- Hide selected sub-shape(s) from the 3D viewer by pressing <b>Hide Selected</b> button.
|
||||
- Publish selected sub-shapes in the study, by pressing <b>Publish Selected</b> button.
|
||||
- Rename the selected sub-shape by double-clicking on the item or pressing <F2> key.
|
||||
- Show the selected sub-shape(s) in the 3D viewer by pressing <b>Show Selected</b> button.
|
||||
- Show the selected sub-shape(s) in the 3D viewer and erase all currently shown objects by pressing <b>Show Only Selected</b> button.
|
||||
- Hide the selected sub-shape(s) from the 3D viewer by pressing <b>Hide Selected</b> button.
|
||||
- Publish the selected sub-shapes in the study, by pressing <b>Publish Selected</b> button.
|
||||
- Close dialog box, by pressing <b>Close</b> button.
|
||||
|
||||
*/
|
||||
|
||||
@ -14,12 +14,11 @@ To make a projection it is necessary to define:
|
||||
- \b Object to be projected. It can be either a planar wire or a face;
|
||||
- \b Radius of the cylinder;
|
||||
- <b>Starting angle</b> from the cylinder's X axis around Z axis. This is
|
||||
the angle of the projection starting.
|
||||
- <b>Length angle</b> in which to project the total length of
|
||||
the wire. If it is unchecked the projection is not scaled and natural
|
||||
the angle of the projection start.
|
||||
- <b>Length angle</b> where the total length of
|
||||
the wire should be projected. If it is unchecked the projection is not scaled and the natural
|
||||
wire length is kept for the projection.
|
||||
|
||||
\ref restore_presentation_parameters_page "Advanced options".
|
||||
- \ref restore_presentation_parameters_page "Advanced options".
|
||||
|
||||
\image html proj_on_cyl_dlg.png
|
||||
|
||||
@ -29,8 +28,8 @@ wire length is kept for the projection.
|
||||
|
||||
\n <b>TUI Command:</b> <em>geompy.MakeProjectionOnCylinder(theObject, theRadius,
|
||||
theStartAngle=0.0, theAngleLength=-1.0),</em>
|
||||
where \em theObject is a shape which has to be projected, \em theRadius
|
||||
is a cylinder radius, \em theStartAngle the starting angle of projection in
|
||||
where \em theObject is a shape to be projected, \em theRadius
|
||||
is a cylinder radius, \em theStartAngle is the starting angle of projection in
|
||||
radians, \em theAngleLength the projection length angle in radians.
|
||||
The \em Result will be a \em GEOM_Object.
|
||||
|
||||
|
||||
@ -3,18 +3,18 @@
|
||||
\page sewing_operation_page Sewing
|
||||
|
||||
\b Sewing operation allows uniting several faces (possibly contained
|
||||
in a shell, solid or compound) into one shell while geometrically
|
||||
in a shell, solid or compound) into one shell. Geometrically
|
||||
coincident (within a specified tolerance) edges (or parts of edges) of
|
||||
different faces are replaced by one edge thus producing a shell of
|
||||
faces with shared boundaries.<p>
|
||||
This operation is similar to <b>New Entity - > Build - > Shell</b>
|
||||
operation, the difference is that with \b Sewing you can specify the
|
||||
tolerance and can get a non-manifold result. <p>
|
||||
Possibility to create a non-manifold shell can be used e.g. to create a
|
||||
tolerance and get a non-manifold result. <p>
|
||||
The possibility to create a non-manifold shell can be used e.g. to create a
|
||||
shell forming several closed domains and then to create several solids
|
||||
with shared boundaries from this shell.
|
||||
|
||||
\note Geometrically coincident faces (or part of faces) won't be
|
||||
\note Geometrically coincident faces (or parts of faces) will not be
|
||||
replaced by one face during \b Sewing.
|
||||
|
||||
To produce a \b Sewing operation in the <b>Main Menu</b> select <b>Repair - > Sewing</b>.
|
||||
|
||||
@ -56,22 +56,22 @@ merge with neighboring edges.</li>
|
||||
<li><b>3D Tolerance</b> (DropSmallEdges.Tolerance3d) - defines minimum
|
||||
possible distance between two parallel edges.</li>
|
||||
</ul>
|
||||
<li><b>Drop Small Solids</b> (DropSmallSolids) - either removes small
|
||||
<li><b>Drop Small Solids</b> (DropSmallSolids) - removes small
|
||||
solids or merges them with neighboring ones.</li>
|
||||
<ul>
|
||||
<li><b>Width factor tol.</b> (DropSmallSolids.WidthFactorThreshold) -
|
||||
defines maximum value of <em>2V/S</em> of a solid which is
|
||||
considered small, where \a V is volume and \a S is surface area of
|
||||
defines the maximum value of <em>2V/S</em> of a solid, which is
|
||||
considered small, where \a V is the volume and \a S is the surface area of
|
||||
the solid.</li>
|
||||
<li><b>Volume tol.</b> (DropSmallSolids.VolumeThreshold) - defines
|
||||
maximum volume of a solid which is considered small.</li>
|
||||
the maximum volume of a solid, which is considered small.</li>
|
||||
<li><b>To merge solids</b> (DropSmallSolids.MergeSolids) - if
|
||||
activated, small solids are removed, else small solids are merged to
|
||||
adjacent non-small solids or left untouched if cannot be merged.
|
||||
adjacent non-small solids or left untouched if they cannot be merged.
|
||||
</li>
|
||||
</ul>
|
||||
If the both tolerances are activated a solid is considered small if
|
||||
it meets the both criteria.
|
||||
it meets both criteria.
|
||||
<li><b>Split Angle</b> (SplitAngle) - splits faces based on conical
|
||||
surfaces, surfaces of revolution and cylindrical surfaces in segments
|
||||
using a certain angle.</li>
|
||||
|
||||
@ -15,22 +15,22 @@ Shared Shapes.</b> The following dialog box will appear.
|
||||
|
||||
In this dialog:
|
||||
- <b>Name</b> is the base name of the resulting shapes.
|
||||
- <b>Shapes</b> are the shapes to fing shared sub-shapes of.
|
||||
- <b>Shapes</b> are the shapes whose shared sub-shapes should be found.
|
||||
- <b>Sub-shapes Type</b> is the type of required sub-shapes.
|
||||
- <b>Shared by all</b> option specifies what type of shared sub-shapes should be checked:
|
||||
- \b On: causes to search sub-shapes from the first input shape shared with all other input shapes;
|
||||
- \b Off: causes to search sub-shapes shared between couples of input shapes.
|
||||
- \b On: searches for sub-shapes from the first input shape shared with all other input shapes;
|
||||
- \b Off: searches for sub-shapes shared between couples of input shapes.
|
||||
|
||||
\note For the case when "Shared by all" option is switched off - if an input list of shapes
|
||||
contains single compound, the sub-shapes shared between all possible couples of its top-level shapes
|
||||
are searched; otherwise, only sub-shapes that are shared between first input shape and all rest input
|
||||
shapes are searched.
|
||||
contains a single compound, the sub-shapes shared between all possible couples of its top-level shapes
|
||||
are searched for; otherwise, only sub-shapes that are shared between the first input shape and
|
||||
all other input shapes are searched.
|
||||
|
||||
<b>Advanced options:</b> \ref preview_anchor "Preview"
|
||||
|
||||
<b>TUI Command:</b> <em> geompy.GetSharedShapesMulti( Shapes, Type ),</em>
|
||||
<br> where \em Shapes is a list or compound of shapes to fing shared sub-
|
||||
shapes of and \em Type is the type of required sub-shapes.
|
||||
<br> where \em Shapes is a list or compound of shapes, whose shared sub-
|
||||
shapes should be found and \em Type is the type of required sub-shapes.
|
||||
|
||||
Our <b>TUI Scripts</b> provide you with useful examples of the use of
|
||||
Get Shared Shapes functionality:
|
||||
|
||||
@ -4,37 +4,33 @@
|
||||
|
||||
\tableofcontents
|
||||
|
||||
This document determines the range of numbers (tolerances, locations
|
||||
and sizes) that are to be taken into account for any 3D model design
|
||||
in Salome. Although it is not obligatory to create models within this range,
|
||||
algorithms can fail or return unexpected result in this case.
|
||||
In Salome and Open CASCADE Technology (OCCT), which is a modeling core
|
||||
of Salome %GEOM module, any model has its location in the 3D-space and size.
|
||||
|
||||
This document defines the range of values (tolerances, locations
|
||||
and sizes) that should be taken into account for any 3D model design.
|
||||
|
||||
This document refers mainly to Open CASCADE Technology (OCCT). However it
|
||||
concerns Salome as well as OCCT is a modeling core of Salome %GEOM module.
|
||||
|
||||
Any model in 3D-space has its location and sizes. The last two things in Salome
|
||||
and OCCT are represented by the double precision floating point numbers.
|
||||
|
||||
The goal of the document is to define the range of numbers that can be used in
|
||||
modeling algorithms provided by Salome and Open CASCADE Technology.
|
||||
It is not obligatory to create models within this range,
|
||||
however, algorithms can fail or return unexpected results if the
|
||||
recommendations are not followed.
|
||||
|
||||
\section sec1 Maximal Size of the Model
|
||||
|
||||
The Maximal Size of the model is a number defined as the maximal diameter of
|
||||
The Maximal Size of the model corresponds to the maximal diameter of
|
||||
enclosed sphere built for the model. In OCCT any model has a location defined
|
||||
relative the absolute origin. Thus the maximal diameter above should be built
|
||||
relatively to the absolute origin. Thus the maximal diameter should be built
|
||||
taking into account the model itself and its location.
|
||||
|
||||
In Open CASCADE there are two tolerances: Tolerance Confusion (TolC)
|
||||
In OCCT there are two tolerances: Tolerance Confusion (TolC)
|
||||
and Tolerance Angular (TolA) (see OCCT Precision package for more details).
|
||||
These values are used for geometric comparisons. They are not used inside
|
||||
low-level algorithms (intersection for e.g.), where more precise values are
|
||||
These values are used for geometric comparisons. However, they are not used inside
|
||||
low-level algorithms (e.g. intersection), where more precise values are
|
||||
used instead. The value TolC guarantees that the error associated with
|
||||
the computations for given geometric entity is not greater than TolC.
|
||||
the computations for a given geometric entity is not greater than TolC.
|
||||
|
||||
- TolC - precision value when checking coincidence of two points
|
||||
- TolC - precision value used to check the coincidence of two points
|
||||
[by default 1.e-7];
|
||||
- TolA - precision value when checking the equality of two angles
|
||||
- TolA - precision value used to check the equality of two angles
|
||||
[by default 1.e-12].
|
||||
|
||||
For more information on tolerance definition please see
|
||||
@ -43,8 +39,8 @@ that are due to modeling errors or inaccuracies of tolerance usage please
|
||||
refer to <a href="SALOME_BOA_PA.pdf">Chapter 9.2.2 of the same document</a>.
|
||||
|
||||
To provide robust geometric modeling the computations should be consistent,
|
||||
i.e. the one tolerance value should be used for all computations. To provide
|
||||
consistent computations the values TolC and TolA should be consistent:
|
||||
i.e. the one tolerance value should be used for all computations. Thus, the
|
||||
TolC and TolA values should be consistent:
|
||||
|
||||
<CENTER><B><PRE>Smax = TolC / TolA (1)</PRE></B></CENTER>
|
||||
|
||||
@ -56,16 +52,16 @@ In accordance with <B>(1)</B> the Maximal Size for the Model is [by default]:
|
||||
|
||||
\section sec2 Minimal Size of the Model
|
||||
|
||||
The Minimal Size of the Model is defined as maximal diameter of enclosed
|
||||
The Minimal Size of the Model is defined as the maximal diameter of enclosed
|
||||
sphere built for the smallest BRep entity of the Model.
|
||||
|
||||
All models in Open CASCADE Technology are represented using double precision
|
||||
All models in OCCT are represented using double precision
|
||||
floating point numbers. This representation contains approximately 14-16
|
||||
significant digits.
|
||||
|
||||
From the experience of using it is considered that the least four significant
|
||||
From the experience, it is considered that the last four significant
|
||||
digits contain rounding-off errors occurring during the computation. So
|
||||
(taking in account the worst cases), there are ten reliable significant digits
|
||||
(taking into account the worst cases), there are ten reliable significant digits
|
||||
for double precision floating point numbers. Having the estimation it is
|
||||
possible to compute the value of the Minimal size of the model:
|
||||
|
||||
@ -78,7 +74,7 @@ In accordance with <B>(2)</B> for the default value it will be [by default]:
|
||||
\section sec3 Full Range of Sizes
|
||||
|
||||
The values <B>Smax (2)</B>, <B>Smin (4)</B> are theoretical. Taking into
|
||||
account the practical purposes of improving the reliability the lower limit
|
||||
account the practical purposes of improving the reliability, the lower limit
|
||||
should be restricted by one order. Thus, the full Range of Sizes of the Models
|
||||
is:
|
||||
|
||||
|
||||
@ -21,24 +21,23 @@ In this dialog:
|
||||
<ul>
|
||||
<li> <b>Source Shape</b> is an object that is a source of non-topological data.</li>
|
||||
<li> <b>Destination Shape</b> is a data destination object. </li>
|
||||
<li> <b>Type of detection operation</b> is the method to search sub-shapes of
|
||||
<b>Source Shape</b> in <b>Destination Shape</b>. Data are transferred
|
||||
from these corresponding sub-shapes. This is a combo-box with the following
|
||||
possible values:
|
||||
<li> <b>Type of detection operation</b> allows choosing how to search sub-shapes of the
|
||||
<b>Source Shape</b> in the <b>Destination Shape</b>. The data are transferred
|
||||
from these corresponding sub-shapes. The following methods are possible:
|
||||
<ul>
|
||||
<li><b>Get In Place</b> - current implementation of Get In Place algorithm
|
||||
<li><b>Get In Place</b> - the current implementation of Get In Place algorithm
|
||||
(default value).</li>
|
||||
<li><b>Get In Place (old)</b> - old implementation of Get In Place
|
||||
<li><b>Get In Place (old)</b> - the old implementation of Get In Place
|
||||
algorithm.</li>
|
||||
<li><b>Get In Place By History</b> - Get In Place By History algorithm.</li>
|
||||
</ul>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
To copy data click on \b Apply or <b>Apply and Close</b> button. As the result
|
||||
it is possible to see how many names and materials are copied as well as
|
||||
maximum number of names and materials available for copying. This information is
|
||||
provided on the following message box:
|
||||
To copy the data click on \b Apply or <b>Apply and Close</b> button.
|
||||
It is possible to see how many names and materials are copied as well as
|
||||
the maximum number of names and materials available for copying. This information is
|
||||
provided in the following message box:
|
||||
|
||||
\image html transfer_data2.png "Transfer Data Information"
|
||||
|
||||
|
||||
@ -5,13 +5,13 @@
|
||||
This operation provides the list of types and quantities of all topological
|
||||
entities, composing the selected geometrical object.
|
||||
|
||||
For the \em COMPOUND or \em COMPSOLID shape, additionally the information about
|
||||
"flat" content is shown - a number of "simple" top-level shapes enclosed into the compound.
|
||||
The information about \em COMPOUND or \em COMPSOLID shapes additionally shows
|
||||
"flat" content - the number of "simple" top-level shapes enclosed into the compound.
|
||||
|
||||
\image html measures8.png
|
||||
|
||||
\note This dialog supports navigation through the selectable objects (in OCC 3D viewer only):
|
||||
- Scroll mouse wheel with pressed \em Ctrl key or press \em "S", \em "P" keys when input focus is
|
||||
- Scroll mouse wheel with pressed \em Ctrl key or press \em "S", \em "P" keys when the input focus is
|
||||
in the viewer to navigate between selectable objects.
|
||||
- Press left mouse button to select an appropriate object to the dialog box.
|
||||
.
|
||||
|
||||
@ -81,24 +81,24 @@ creation of other groups), or skip it by clicking \b Close button.
|
||||
|
||||
\n The Result of the operation will be a \b GEOM_Object.
|
||||
|
||||
The \b Filter controls allow to automatically pick up entites which satisfy specified
|
||||
The \b Filter controls allow to automatically pick up entities, which satisfy specified
|
||||
threshold value(s). The numerical functor for each sub-shape that is compared with
|
||||
threshold value(s) is computed according to the shape's topological properties:
|
||||
- length for edges and wires
|
||||
- area for faces and shells
|
||||
- volume for solids, compounds, compsolids
|
||||
- length for edges and wires;
|
||||
- area for faces and shells;
|
||||
- volume for solids, compounds, compsolids.
|
||||
|
||||
Filtering capabilities are not available for vertices.
|
||||
|
||||
In order to filter out some entities:
|
||||
- Activate one or two filtering controls by switching on corresponding check boxes;
|
||||
- Select required threshold comparator type; the following choices are available:
|
||||
- Activate one or two filtering controls by switching on the corresponding check boxes;
|
||||
- Select the required threshold comparator type; the following choices are available:
|
||||
- <b>Less Than</b> or <b>Equal or Less Than</b> for the first comparator;
|
||||
- <b>Greater Than</b> or <b>Equal or Greater Than</b> for the second comparator;
|
||||
- Enter required threshold value (values);
|
||||
- Enter the required threshold value (values);
|
||||
- Press \b Apply button in the \b Filter group.
|
||||
|
||||
The entities which satisfy entered filtering parameters will be automatically highlighted
|
||||
The entities, which satisfy the entered filtering parameters, will be automatically highlighted
|
||||
in the 3D viewer.
|
||||
|
||||
\n <b>TUI Command:</b> <em>geompy.CreateGroup(MainShape,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user