| | |
| |
|
| | from __future__ import annotations |
| |
|
| | from Base.Metadata import export, class_declarations |
| | from Base.PyObjectBase import PyObjectBase |
| |
|
| | @export( |
| | PythonName="Part.ShapeFix.Edge", |
| | Include="ShapeFix_Edge.hxx", |
| | Constructor=True, |
| | ) |
| | @class_declarations( |
| | """ |
| | private: |
| | Handle(ShapeFix_Edge) hEdge; |
| | |
| | public: |
| | void setHandle(Handle(ShapeFix_Edge) handle) { |
| | setTwinPointer(handle.get()); |
| | hEdge = handle; |
| | } |
| | """ |
| | ) |
| | class ShapeFix_Edge(PyObjectBase): |
| | """ |
| | Fixing invalid edge |
| | |
| | Author: Werner Mayer (wmayer@users.sourceforge.net) |
| | Licence: LGPL |
| | """ |
| |
|
| | def fixRemovePCurve(self) -> bool: |
| | """ |
| | Removes the pcurve(s) of the edge if it does not match the |
| | vertices |
| | Check is done |
| | Use : It is to be called when pcurve of an edge can be wrong |
| | (e.g., after import from IGES) |
| | Returns: True, if does not match, removed (status DONE) |
| | False, (status OK) if matches or (status FAIL) if no pcurve, |
| | nothing done. |
| | """ |
| | ... |
| |
|
| | def fixRemoveCurve3d(self) -> bool: |
| | """ |
| | Removes 3d curve of the edge if it does not match the vertices |
| | Returns: True, if does not match, removed (status DONE) |
| | False, (status OK) if matches or (status FAIL) if no 3d curve, |
| | nothing done. |
| | """ |
| | ... |
| |
|
| | def fixAddPCurve(self) -> bool: |
| | """ |
| | Adds pcurve(s) of the edge if missing (by projecting 3d curve) |
| | Parameter isSeam indicates if the edge is a seam. |
| | The parameter 'prec' defines the precision for calculations. |
| | If it is 0 (default), the tolerance of the edge is taken. |
| | Remark : This method is rather for internal use since it accepts parameter |
| | 'surfana' for optimization of computations |
| | Use : It is to be called after FixRemovePCurve (if removed) or in any |
| | case when edge can have no pcurve |
| | Returns: True if pcurve was added, else False |
| | Status : |
| | OK : Pcurve exists |
| | FAIL1: No 3d curve |
| | FAIL2: fail during projecting |
| | DONE1: Pcurve was added |
| | DONE2: specific case of pcurve going through degenerated point on |
| | sphere encountered during projection (see class |
| | ShapeConstruct_ProjectCurveOnSurface for more info). |
| | """ |
| | ... |
| |
|
| | def fixAddCurve3d(self) -> bool: |
| | """ |
| | Tries to build 3d curve of the edge if missing |
| | Use : It is to be called after FixRemoveCurve3d (if removed) or in any |
| | case when edge can have no 3d curve |
| | Returns: True if 3d curve was added, else False |
| | Status : |
| | OK : 3d curve exists |
| | FAIL1: BRepLib::BuildCurve3d() has failed |
| | DONE1: 3d curve was added. |
| | """ |
| | ... |
| |
|
| | def fixVertexTolerance(self) -> bool: |
| | """ |
| | Increases the tolerances of the edge vertices to comprise |
| | the ends of 3d curve and pcurve on the given face |
| | (first method) or all pcurves stored in an edge (second one) |
| | Returns: True, if tolerances have been increased, otherwise False |
| | Status: |
| | OK : the original tolerances have not been changed |
| | DONE1: the tolerance of first vertex has been increased |
| | DONE2: the tolerance of last vertex has been increased. |
| | """ |
| | ... |
| |
|
| | def fixReversed2d(self) -> bool: |
| | """ |
| | Fixes edge if pcurve is directed opposite to 3d curve |
| | Check is done by call to the function |
| | ShapeAnalysis_Edge::CheckCurve3dWithPCurve() |
| | Warning: For seam edge this method will check and fix the pcurve in only |
| | one direction. Hence, it should be called twice for seam edge: |
| | once with edge orientation FORWARD and once with REVERSED. |
| | Returns: False if nothing done, True if reversed (status DONE) |
| | Status: OK - pcurve OK, nothing done |
| | FAIL1 - no pcurve |
| | FAIL2 - no 3d curve |
| | DONE1 - pcurve was reversed. |
| | """ |
| | ... |
| |
|
| | def fixSameParameter(self) -> bool: |
| | """ |
| | Tries to make edge SameParameter and sets corresponding |
| | tolerance and SameParameter flag. |
| | First, it makes edge same range if SameRange flag is not set. |
| | If flag SameParameter is set, this method calls the |
| | function ShapeAnalysis_Edge::CheckSameParameter() that |
| | calculates the maximal deviation of pcurves of the edge from |
| | its 3d curve. If deviation > tolerance, the tolerance of edge |
| | is increased to a value of deviation. If deviation < tolerance |
| | nothing happens. |
| | |
| | If flag SameParameter is not set, this method chooses the best |
| | variant (one that has minimal tolerance), either |
| | a. only after computing deviation (as above) or |
| | b. after calling standard procedure BRepLib::SameParameter |
| | and computing deviation (as above). If 'tolerance' > 0, it is |
| | used as parameter for BRepLib::SameParameter, otherwise, |
| | tolerance of the edge is used. |
| | |
| | Use : Is to be called after all pcurves and 3d curve of the edge are |
| | correctly computed |
| | Remark : SameParameter flag is always set to True after this method |
| | Returns: True, if something done, else False |
| | Status : OK - edge was initially SameParameter, nothing is done |
| | FAIL1 - computation of deviation of pcurves from 3d curve has failed |
| | FAIL2 - BRepLib::SameParameter() has failed |
| | DONE1 - tolerance of the edge was increased |
| | DONE2 - flag SameParameter was set to True (only if |
| | BRepLib::SameParameter() did not set it) |
| | DONE3 - edge was modified by BRepLib::SameParameter() to SameParameter |
| | DONE4 - not used anymore |
| | DONE5 - if the edge resulting from BRepLib has been chosen, i.e. variant b. above |
| | (only for edges with not set SameParameter). |
| | """ |
| | ... |
| |
|
