Open CASCADE Technology 6.5.2
Public Member Functions
IntTools_Context Class Reference

The class is to provide direct access
to the frequently using objects like
IntTools_FClass2d,
GeomAPI_ProjectPointOnSurf, etc.
The instance of the class allows to avoid repeated
computations by mapping internal objects in the
instance.

#include <IntTools_Context.hxx>

Public Member Functions

void * operator new (size_t, void *anAddress)
void * operator new (size_t size)
void operator delete (void *anAddress)
 IntTools_Context ()
 Empty constructor

virtual ~IntTools_Context ()
IntTools_FClass2d & FClass2d (const TopoDS_Face &aF)
 Returns a reference to point classifier
for given face

GeomAPI_ProjectPointOnSurf & ProjPS (const TopoDS_Face &aF)
 Returns a reference to point projector
for given face

GeomAPI_ProjectPointOnCurve & ProjPC (const TopoDS_Edge &aE)
 Returns a reference to point projector
for given edge

GeomAPI_ProjectPointOnCurve & ProjPT (const Handle< Geom_Curve > &aC)
 Returns a reference to point projector
for given curve

IntTools_SurfaceRangeLocalizeData & SurfaceData (const TopoDS_Face &aF)
 Returns a reference to surface localization data
for given face

BRepClass3d_SolidClassifier & SolidClassifier (const TopoDS_Solid &aSolid)
 Returns a reference to solid classifier
for given solid

Standard_Integer ComputeVE (const TopoDS_Vertex &aV, const TopoDS_Edge &aE, Standard_Real &aT)
 Computes parameter of the vertex aV on
the edge aE.
Returns zero if the distance between vertex
and edge is less than sum of tolerances,
otherwise and for following conditions returns
negative value
1. the edge is degenerated (-1)
2. the edge does not contain 3d curve and pcurves (-2)
3. projection algorithm failed (-3)

Standard_Integer ComputeVE (const TopoDS_Vertex &aV, const TopoDS_Edge &aE, Standard_Real &aT, Standard_Boolean &bToUpdateVertex, Standard_Real &aDist)
 Computes parameter aT of the vertex aV on
the edge aE.
Returns zero if the distance between vertex
and edge is less than sum of tolerances,
otherwise and for following conditions returns
negative value
1. the edge is degenerated (-1)
2. the edge does not contain 3d curve and pcurves (-2)
3. projection algorithm failed (-3)

Output parameters

bToUpdateVertex - the flag that indicates whether the
vertex tolerance should be modified or not
aDist - the value of the distance between the vertex
and the edge

Standard_Integer ComputeVS (const TopoDS_Vertex &aV, const TopoDS_Face &aF, Standard_Real &U, Standard_Real &V)
 Computes UV parameters of the vertex aV on face aF
Returns zero if the distance between vertex and face is
less than or equal the sum of tolerances and the projection
point lays inside boundaries of the face.
For following conditions returns negative value
1. projection algorithm failed (-1)
2. distance is more than sum of tolerances (-2)
3. projection point out or on the boundaries of face (-3)


TopAbs_State StatePointFace (const TopoDS_Face &aF, const gp_Pnt2d &aP2D)
 Returns the state of the point aP2D
relative to face aF

Standard_Boolean IsPointInFace (const TopoDS_Face &aF, const gp_Pnt2d &aP2D)
 Returns true if the point aP2D is
inside the boundaries of the face aF,
otherwise returns false

Standard_Boolean IsPointInOnFace (const TopoDS_Face &aF, const gp_Pnt2d &aP2D)
 Returns true if the point aP2D is
inside or on the boundaries of aF

Standard_Boolean IsValidPointForFace (const gp_Pnt &aP3D, const TopoDS_Face &aF, const Standard_Real aTol)
 Returns true if the distance between point aP3D
and face aF is less or equal to tolerance aTol
and projection point is inside or on the boundaries
of the face aF

Standard_Boolean IsValidPointForFaces (const gp_Pnt &aP3D, const TopoDS_Face &aF1, const TopoDS_Face &aF2, const Standard_Real aTol)
 Returns true if IsValidPointForFace returns true
for both face aF1 and aF2

Standard_Boolean IsValidBlockForFace (const Standard_Real aT1, const Standard_Real aT2, const IntTools_Curve &aIC, const TopoDS_Face &aF, const Standard_Real aTol)
 Returns true if IsValidPointForFace returns true
for some 3d point that lay on the curve aIC bounded by
parameters aT1 and aT2

Standard_Boolean IsValidBlockForFaces (const Standard_Real aT1, const Standard_Real aT2, const IntTools_Curve &aIC, const TopoDS_Face &aF1, const TopoDS_Face &aF2, const Standard_Real aTol)
 Returns true if IsValidBlockForFace returns true
for both faces aF1 and aF2

Standard_Boolean IsVertexOnLine (const TopoDS_Vertex &aV, const IntTools_Curve &aIC, const Standard_Real aTolC, Standard_Real &aT)
 Computes parameter of the vertex aV on
the curve aIC.
Returns true if the distance between vertex and
curve is less than sum of tolerance of aV and aTolC,
otherwise or if projection algorithm failed
returns false (in this case aT isn't significant)


Standard_Boolean IsVertexOnLine (const TopoDS_Vertex &aV, const Standard_Real aTolV, const IntTools_Curve &aIC, const Standard_Real aTolC, Standard_Real &aT)
 Computes parameter of the vertex aV on
the curve aIC.
Returns true if the distance between vertex and
curve is less than sum of tolerance of aV and aTolC,
otherwise or if projection algorithm failed
returns false (in this case aT isn't significant)


Standard_Boolean ProjectPointOnEdge (const gp_Pnt &aP, const TopoDS_Edge &aE, Standard_Real &aT)
 Computes parameter of the point aP on
the edge aE.
Returns false if projection algorithm failed
other wiese returns true.

Constructor & Destructor Documentation

IntTools_Context::IntTools_Context ( )
virtual IntTools_Context::~IntTools_Context ( ) [virtual]

Member Function Documentation

Standard_Integer IntTools_Context::ComputeVE ( const TopoDS_Vertex &  aV,
const TopoDS_Edge &  aE,
Standard_Real &  aT 
)
Standard_Integer IntTools_Context::ComputeVE ( const TopoDS_Vertex &  aV,
const TopoDS_Edge &  aE,
Standard_Real &  aT,
Standard_Boolean &  bToUpdateVertex,
Standard_Real &  aDist 
)
Standard_Integer IntTools_Context::ComputeVS ( const TopoDS_Vertex &  aV,
const TopoDS_Face &  aF,
Standard_Real &  U,
Standard_Real &  V 
)
IntTools_FClass2d& IntTools_Context::FClass2d ( const TopoDS_Face &  aF)
Standard_Boolean IntTools_Context::IsPointInFace ( const TopoDS_Face &  aF,
const gp_Pnt2d &  aP2D 
)
Standard_Boolean IntTools_Context::IsPointInOnFace ( const TopoDS_Face &  aF,
const gp_Pnt2d &  aP2D 
)
Standard_Boolean IntTools_Context::IsValidBlockForFace ( const Standard_Real  aT1,
const Standard_Real  aT2,
const IntTools_Curve &  aIC,
const TopoDS_Face &  aF,
const Standard_Real  aTol 
)
Standard_Boolean IntTools_Context::IsValidBlockForFaces ( const Standard_Real  aT1,
const Standard_Real  aT2,
const IntTools_Curve &  aIC,
const TopoDS_Face &  aF1,
const TopoDS_Face &  aF2,
const Standard_Real  aTol 
)
Standard_Boolean IntTools_Context::IsValidPointForFace ( const gp_Pnt &  aP3D,
const TopoDS_Face &  aF,
const Standard_Real  aTol 
)
Standard_Boolean IntTools_Context::IsValidPointForFaces ( const gp_Pnt &  aP3D,
const TopoDS_Face &  aF1,
const TopoDS_Face &  aF2,
const Standard_Real  aTol 
)
Standard_Boolean IntTools_Context::IsVertexOnLine ( const TopoDS_Vertex &  aV,
const IntTools_Curve &  aIC,
const Standard_Real  aTolC,
Standard_Real &  aT 
)
Standard_Boolean IntTools_Context::IsVertexOnLine ( const TopoDS_Vertex &  aV,
const Standard_Real  aTolV,
const IntTools_Curve &  aIC,
const Standard_Real  aTolC,
Standard_Real &  aT 
)
void IntTools_Context::operator delete ( void *  anAddress) [inline]
void* IntTools_Context::operator new ( size_t  size) [inline]
void* IntTools_Context::operator new ( size_t  ,
void *  anAddress 
) [inline]
Standard_Boolean IntTools_Context::ProjectPointOnEdge ( const gp_Pnt &  aP,
const TopoDS_Edge &  aE,
Standard_Real &  aT 
)
GeomAPI_ProjectPointOnCurve& IntTools_Context::ProjPC ( const TopoDS_Edge &  aE)
GeomAPI_ProjectPointOnSurf& IntTools_Context::ProjPS ( const TopoDS_Face &  aF)
GeomAPI_ProjectPointOnCurve& IntTools_Context::ProjPT ( const Handle< Geom_Curve > &  aC)
BRepClass3d_SolidClassifier& IntTools_Context::SolidClassifier ( const TopoDS_Solid &  aSolid)
TopAbs_State IntTools_Context::StatePointFace ( const TopoDS_Face &  aF,
const gp_Pnt2d &  aP2D 
)
IntTools_SurfaceRangeLocalizeData& IntTools_Context::SurfaceData ( const TopoDS_Face &  aF)
The documentation for this class was generated from the following file:
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Generated on Mon Oct 3 2011 20:05:01 for Open CASCADE Technology by  doxygen 1.7.4