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Open CASCADE Technology
6.9.0
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Tool for analyzing the edge. Queries geometrical representations of the edge (3d curve, pcurve on the given face or surface) and topological sub-shapes (bounding vertices). Provides methods for analyzing geometry and topology consistency (3d and pcurve(s) consistency, their adjacency to the vertices). More...
#include <ShapeAnalysis_Edge.hxx>
Public Member Functions | |
| ShapeAnalysis_Edge () | |
| Empty constructor; initialises Status to OK. More... | |
| Standard_Boolean | HasCurve3d (const TopoDS_Edge &edge) const |
| Tells if the edge has a 3d curve. More... | |
| Standard_Boolean | Curve3d (const TopoDS_Edge &edge, Handle< Geom_Curve > &C3d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const |
| Returns the 3d curve and bounding parameteres for the edge Returns False if no 3d curve. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled. More... | |
| Standard_Boolean | IsClosed3d (const TopoDS_Edge &edge) const |
| Gives True if the edge has a 3d curve, this curve is closed, and the edge has the same vertex at start and end. More... | |
| Standard_Boolean | HasPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face) const |
| Tells if the Edge has a pcurve on the face. More... | |
| Standard_Boolean | HasPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location) const |
| Tells if the edge has a pcurve on the surface (with location). More... | |
| Standard_Boolean | PCurve (const TopoDS_Edge &edge, const TopoDS_Face &face, Handle< Geom2d_Curve > &C2d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const |
| Standard_Boolean | PCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, Handle< Geom2d_Curve > &C2d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const |
| Returns the pcurve and bounding parameteres for the edge lying on the surface. Returns False if the edge has no pcurve on this surface. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled. More... | |
| Standard_Boolean | BoundUV (const TopoDS_Edge &edge, const TopoDS_Face &face, gp_Pnt2d &first, gp_Pnt2d &last) const |
| Standard_Boolean | BoundUV (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, gp_Pnt2d &first, gp_Pnt2d &last) const |
| Returns the ends of pcurve Calls method PCurve with <orient> equal to True. More... | |
| Standard_Boolean | IsSeam (const TopoDS_Edge &edge, const TopoDS_Face &face) const |
| Standard_Boolean | IsSeam (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location) const |
| Returns True if the edge has two pcurves on one surface. More... | |
| TopoDS_Vertex | FirstVertex (const TopoDS_Edge &edge) const |
| Returns start vertex of the edge (taking edge orientation into account). More... | |
| TopoDS_Vertex | LastVertex (const TopoDS_Edge &edge) const |
| Returns end vertex of the edge (taking edge orientation into account). More... | |
| Standard_Boolean | GetEndTangent2d (const TopoDS_Edge &edge, const TopoDS_Face &face, const Standard_Boolean atEnd, gp_Pnt2d &pos, gp_Vec2d &tang, const Standard_Real dparam=0.0) const |
| Standard_Boolean | GetEndTangent2d (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, const Standard_Boolean atEnd, gp_Pnt2d &pos, gp_Vec2d &tang, const Standard_Real dparam=0.0) const |
| Returns tangent of the edge pcurve at its start (if atEnd is False) or end (if True), regarding the orientation of edge. If edge is REVERSED, tangent is reversed before return. Returns True if pcurve is available and tangent is computed and is not null, else False. More... | |
| Standard_Boolean | CheckVerticesWithCurve3d (const TopoDS_Edge &edge, const Standard_Real preci=-1, const Standard_Integer vtx=0) |
| Checks the start and/or end vertex of the edge for matching with 3d curve with the given precision. <vtx> = 1 : start vertex only <vtx> = 2 : end vertex only <vtx> = 0 : both (default) If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>. More... | |
| Standard_Boolean | CheckVerticesWithPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face, const Standard_Real preci=-1, const Standard_Integer vtx=0) |
| Standard_Boolean | CheckVerticesWithPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, const Standard_Real preci=-1, const Standard_Integer vtx=0) |
| Checks the start and/or end vertex of the edge for matching with pcurve with the given precision. <vtx> = 1 : start vertex <vtx> = 2 : end vertex <vtx> = 0 : both If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>. More... | |
| Standard_Boolean | CheckVertexTolerance (const TopoDS_Edge &edge, const TopoDS_Face &face, Standard_Real &toler1, Standard_Real &toler2) |
| Standard_Boolean | CheckVertexTolerance (const TopoDS_Edge &edge, Standard_Real &toler1, Standard_Real &toler2) |
| Checks if it is necessary to increase 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) toler1 returns necessary tolerance for first vertex, toler2 returns necessary tolerance for last vertex. More... | |
| Standard_Boolean | CheckCurve3dWithPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face) |
| Standard_Boolean | CheckCurve3dWithPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location) |
| Checks mutual orientation of 3d curve and pcurve on the analysis of curves bounding points. More... | |
| Standard_Boolean | Status (const ShapeExtend_Status status) const |
| Returns the status (in the form of True/False) of last Check. More... | |
| Standard_Boolean | CheckSameParameter (const TopoDS_Edge &edge, Standard_Real &maxdev, const Standard_Integer NbControl=23) |
| Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True. More... | |
| Standard_Boolean | CheckOverlapping (const TopoDS_Edge &theEdge1, const TopoDS_Edge &theEdge2, Standard_Real &theTolOverlap, const Standard_Real theDomainDist=0.0) |
| Checks the first edge is overlapped with second edge. If distance between two edges is less then theTolOverlap edges is overlapped. theDomainDis - length of part of edges on wich edges is overlapped. More... | |
Static Public Member Functions | |
| static Standard_Boolean | ComputeDeviation (const Adaptor3d_Curve &CRef, const Adaptor3d_Curve &Other, const Standard_Boolean SameParameter, Standard_Real &dev, const Standard_Integer NCONTROL) |
| Computes the maximal deviation between the two curve representations. dev is an input/output parameter and contains the computed deviation (should be initialized with 0. for the first call). Used by CheckSameParameter(). More... | |
Protected Attributes | |
| Standard_Integer | myStatus |
Tool for analyzing the edge. Queries geometrical representations of the edge (3d curve, pcurve on the given face or surface) and topological sub-shapes (bounding vertices). Provides methods for analyzing geometry and topology consistency (3d and pcurve(s) consistency, their adjacency to the vertices).
| ShapeAnalysis_Edge::ShapeAnalysis_Edge | ( | ) |
Empty constructor; initialises Status to OK.
| Standard_Boolean ShapeAnalysis_Edge::BoundUV | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face, | ||
| gp_Pnt2d & | first, | ||
| gp_Pnt2d & | last | ||
| ) | const |
| Standard_Boolean ShapeAnalysis_Edge::BoundUV | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location, | ||
| gp_Pnt2d & | first, | ||
| gp_Pnt2d & | last | ||
| ) | const |
Returns the ends of pcurve Calls method PCurve with <orient> equal to True.
| Standard_Boolean ShapeAnalysis_Edge::CheckCurve3dWithPCurve | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face | ||
| ) |
| Standard_Boolean ShapeAnalysis_Edge::CheckCurve3dWithPCurve | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location | ||
| ) |
Checks mutual orientation of 3d curve and pcurve on the analysis of curves bounding points.
| Standard_Boolean ShapeAnalysis_Edge::CheckOverlapping | ( | const TopoDS_Edge & | theEdge1, |
| const TopoDS_Edge & | theEdge2, | ||
| Standard_Real & | theTolOverlap, | ||
| const Standard_Real | theDomainDist = 0.0 |
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| ) |
Checks the first edge is overlapped with second edge. If distance between two edges is less then theTolOverlap edges is overlapped. theDomainDis - length of part of edges on wich edges is overlapped.
| Standard_Boolean ShapeAnalysis_Edge::CheckSameParameter | ( | const TopoDS_Edge & | edge, |
| Standard_Real & | maxdev, | ||
| const Standard_Integer | NbControl = 23 |
||
| ) |
Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True.
| Standard_Boolean ShapeAnalysis_Edge::CheckVertexTolerance | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face, | ||
| Standard_Real & | toler1, | ||
| Standard_Real & | toler2 | ||
| ) |
| Standard_Boolean ShapeAnalysis_Edge::CheckVertexTolerance | ( | const TopoDS_Edge & | edge, |
| Standard_Real & | toler1, | ||
| Standard_Real & | toler2 | ||
| ) |
Checks if it is necessary to increase 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) toler1 returns necessary tolerance for first vertex, toler2 returns necessary tolerance for last vertex.
| Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithCurve3d | ( | const TopoDS_Edge & | edge, |
| const Standard_Real | preci = -1, |
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| const Standard_Integer | vtx = 0 |
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| ) |
Checks the start and/or end vertex of the edge for matching with 3d curve with the given precision. <vtx> = 1 : start vertex only <vtx> = 2 : end vertex only <vtx> = 0 : both (default) If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>.
| Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithPCurve | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face, | ||
| const Standard_Real | preci = -1, |
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| const Standard_Integer | vtx = 0 |
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| ) |
| Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithPCurve | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location, | ||
| const Standard_Real | preci = -1, |
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| const Standard_Integer | vtx = 0 |
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| ) |
Checks the start and/or end vertex of the edge for matching with pcurve with the given precision. <vtx> = 1 : start vertex <vtx> = 2 : end vertex <vtx> = 0 : both If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>.
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static |
Computes the maximal deviation between the two curve representations. dev is an input/output parameter and contains the computed deviation (should be initialized with 0. for the first call). Used by CheckSameParameter().
| Standard_Boolean ShapeAnalysis_Edge::Curve3d | ( | const TopoDS_Edge & | edge, |
| Handle< Geom_Curve > & | C3d, | ||
| Standard_Real & | cf, | ||
| Standard_Real & | cl, | ||
| const Standard_Boolean | orient = Standard_True |
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| ) | const |
Returns the 3d curve and bounding parameteres for the edge Returns False if no 3d curve. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled.
| TopoDS_Vertex ShapeAnalysis_Edge::FirstVertex | ( | const TopoDS_Edge & | edge | ) | const |
Returns start vertex of the edge (taking edge orientation into account).
| Standard_Boolean ShapeAnalysis_Edge::GetEndTangent2d | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face, | ||
| const Standard_Boolean | atEnd, | ||
| gp_Pnt2d & | pos, | ||
| gp_Vec2d & | tang, | ||
| const Standard_Real | dparam = 0.0 |
||
| ) | const |
| Standard_Boolean ShapeAnalysis_Edge::GetEndTangent2d | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location, | ||
| const Standard_Boolean | atEnd, | ||
| gp_Pnt2d & | pos, | ||
| gp_Vec2d & | tang, | ||
| const Standard_Real | dparam = 0.0 |
||
| ) | const |
Returns tangent of the edge pcurve at its start (if atEnd is False) or end (if True), regarding the orientation of edge. If edge is REVERSED, tangent is reversed before return. Returns True if pcurve is available and tangent is computed and is not null, else False.
| Standard_Boolean ShapeAnalysis_Edge::HasCurve3d | ( | const TopoDS_Edge & | edge | ) | const |
Tells if the edge has a 3d curve.
| Standard_Boolean ShapeAnalysis_Edge::HasPCurve | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face | ||
| ) | const |
Tells if the Edge has a pcurve on the face.
| Standard_Boolean ShapeAnalysis_Edge::HasPCurve | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location | ||
| ) | const |
Tells if the edge has a pcurve on the surface (with location).
| Standard_Boolean ShapeAnalysis_Edge::IsClosed3d | ( | const TopoDS_Edge & | edge | ) | const |
Gives True if the edge has a 3d curve, this curve is closed, and the edge has the same vertex at start and end.
| Standard_Boolean ShapeAnalysis_Edge::IsSeam | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face | ||
| ) | const |
| Standard_Boolean ShapeAnalysis_Edge::IsSeam | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location | ||
| ) | const |
Returns True if the edge has two pcurves on one surface.
| TopoDS_Vertex ShapeAnalysis_Edge::LastVertex | ( | const TopoDS_Edge & | edge | ) | const |
Returns end vertex of the edge (taking edge orientation into account).
| Standard_Boolean ShapeAnalysis_Edge::PCurve | ( | const TopoDS_Edge & | edge, |
| const TopoDS_Face & | face, | ||
| Handle< Geom2d_Curve > & | C2d, | ||
| Standard_Real & | cf, | ||
| Standard_Real & | cl, | ||
| const Standard_Boolean | orient = Standard_True |
||
| ) | const |
| Standard_Boolean ShapeAnalysis_Edge::PCurve | ( | const TopoDS_Edge & | edge, |
| const Handle< Geom_Surface > & | surface, | ||
| const TopLoc_Location & | location, | ||
| Handle< Geom2d_Curve > & | C2d, | ||
| Standard_Real & | cf, | ||
| Standard_Real & | cl, | ||
| const Standard_Boolean | orient = Standard_True |
||
| ) | const |
Returns the pcurve and bounding parameteres for the edge lying on the surface. Returns False if the edge has no pcurve on this surface. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled.
| Standard_Boolean ShapeAnalysis_Edge::Status | ( | const ShapeExtend_Status | status | ) | const |
Returns the status (in the form of True/False) of last Check.
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protected |
1.8.5