X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=doc%2Fsalome%2Fgui%2FGEOM%2Finput%2Fusing_boolean_operations.doc;h=02a30251d246b12be9d52b9451f964e300c99f73;hb=69b2ec02a2002731ceaf0597fa9f4dd9cd57dc91;hp=d0bca5b6a86e3b64dbf696ed8cdb9c2508b5e42e;hpb=73555c78ebf12a1fdb85157b8e7934ad566ae90a;p=modules%2Fgeom.git diff --git a/doc/salome/gui/GEOM/input/using_boolean_operations.doc b/doc/salome/gui/GEOM/input/using_boolean_operations.doc index d0bca5b6a..02a30251d 100644 --- a/doc/salome/gui/GEOM/input/using_boolean_operations.doc +++ b/doc/salome/gui/GEOM/input/using_boolean_operations.doc @@ -2,47 +2,87 @@ \page using_boolean_operations_page Boolean Operations -For detail description of the Boolean operations please refer to +For a detailed description of Boolean operations refer to this document. It provides a general review of the Partition and Boolean -operations algorithms, describes the usage methodology and highlighs +operations algorithms, describes the usage methodology and highlights major limitations of these operations. You can use the following boolean operations for construction of more complex geometrical objects (2D & 3D elements): -There is a general TUI command covering all these operations, which -can be used alongside with separate commands for each operation. +You can use advanced TUI commands performing these operations +independently from each other: +\par +geompy.MakeFuseList(theShapesList, checkSelfInte, rmExtraEdges), where \em theShapesList is +the list of shapes for Fuse operation; +\par +geompy.MakeCommonList(theShapesList, checkSelfInte), where \em theShapesList is +the list of shapes for Common operation; +\par +geompy.MakeCutList(theMainShape, theShapesList, checkSelfInte), where \em +theMainShape is the object of the operation and \em theShapesList is +the list of tools for Cut operation; +\par +geompy.MakeSection(Shape1, Shape2, checkSelfInte), where \em Shape1 is the first +argument and \em Shape2 is the second argument of Section operation; + + +There are several TUI commands that can be used to perform boolean operations +with only two arguments. There is a general TUI command covering these +operations, which can be used alongside with separate commands for each +operation. \par -geompy.MakeBoolean(Shape1, Shape2, Operation), where \em +geompy.MakeBoolean(Shape1, Shape2, Operation, checkSelfInte), where \em Shape1 is the first argument and \em Shape2 is the second argument of -Boolean operation, \em Operation is a type of the Boolean operation (1 +a Boolean operation, \em Operation is the type of a Boolean operation (1 — Common, 2 — Cut, 3 — Fuse, 4 — Section). Besides, you can use advanced TUI commands performing these operations independently from each other: \par -geompy.MakeFuse(Shape1, Shape2), where \em Shape1 and \em -Shape2 is the second argument of Fuse operation; -\par -geompy.MakeCommon(Shape1, Shape2), where \em Shape1 and \em -Shape2 is the second argument of Common operation; +geompy.MakeFuse(Shape1, Shape2, checkSelfInte, rmExtraEdges), where \em Shape1 is the first +argument and \em Shape2 is the second argument of Fuse operation; \par -geompy.MakeCut(Shape1, Shape2), where \em Shape1 and \em -Shape2 is the second argument of Cut operation; +geompy.MakeCommon(Shape1, Shape2, checkSelfInte), where \em Shape1 is the first +argument and \em Shape2 is the second argument of Common operation; \par -geompy.MakeSection(Shape1, Shape2), where \em Shape1 and \em -Shape2 is the second argument of Section operation; +geompy.MakeCut(Shape1, Shape2, checkSelfInte), where \em Shape1 is the first +argument and \em Shape2 is the second argument of Cut operation; + +The flag \em checkSelfInte indicates whether the arguments should be checked for +self-intersection prior to an operation. Its default value is \em False, which +means that there is no need to check it. This option is provided to ensure that +an operation is performed on not self-intersected shapes as they are +not valid for boolean operations. + +\note This algorithm does not find all types of self-intersections. It is tuned + to detect vertex/vertex, vertex/edge, edge/edge, vertex/face and edge/face + intersections. Face/face intersections detection is switched off as it + is a time-consuming operation that gives an impact on performance. To find + all self-intersections use \ref check_self_intersections_page + "Detect Self-intersection tool". + +The flag \em rmExtraEdges is used for \em MakeFuseList and \em MakeFuse +operations only. It indicates if Remove Extra Edges operation should be +performed during the operation. Its default value is \em False, which +means that there is no need to do it. + +\note \em rmExtraEdges is not available for \em MakeBoolean call with + operation type 3 (Fuse). \em MakeBoolean operation doesn't perform + Remove Extra Edges. So the call geompy.MakeBoolean(Shape1, Shape2, + 3, checkSelfInte) is equivalent to geompy.MakeFuse(Shape1, + Shape2, checkSelfInte, False). Our TUI Scripts provide you with useful examples of the use of \ref tui_boolean_operations_page "Boolean Operations".