OCC.BRepApprox module

class BRepApprox_Approx(*args)

Bases: object

Return type:None

IsDone()

Return type:bool

NbMultiCurves()

Return type:int

SetParameters()

Parameters:

• Tol3d (float) –
• Tol2d (float) –
• DegMin (int) –
• DegMax (int) –
• NbIterMax (int) –
• ApproxWithTangency (bool) – default value is Standard_True
• Parametrization (Approx_ParametrizationType) – default value is Approx_ChordLength
• Tol3d –
• Tol2d –
• RelativeTol (bool) –
• DegMin –
• DegMax –
• NbIterMax –
• NbPntMax (int) –
• ApproxWithTangency – default value is Standard_True
• Parametrization – default value is Approx_ChordLength

Return type:

None

Return type:

None

TolReached2d()

Return type:float

TolReached3d()

Return type:float

Value()

Parameters:Index (int) – Return type:AppParCurves_MultiBSpCurve

thisown

The membership flag

class BRepApprox_ApproxLine(*args)

Bases: OCC.MMgt.MMgt_TShared

Parameters:

• CurveXYZ (Handle_Geom_BSplineCurve &) –
• CurveUV1 (Handle_Geom2d_BSplineCurve &) –
• CurveUV2 (Handle_Geom2d_BSplineCurve &) –
• lin (Handle_IntSurf_LineOn2S &) –
• Tang (bool) –

Return type:

None

Return type:

None

GetHandle()

NbPnts()

Return type:int

Point()

Parameters:Index (int) – Return type:IntSurf_PntOn2S

thisown

The membership flag

class BRepApprox_BSpGradient_BFGSOfMyBSplGradientOfTheComputeLineOfApprox(*args)

Bases: OCC.math.math_BFGS

Parameters:

• F (math_MultipleVarFunctionWithGradient &) –
• StartingPoint (math_Vector &) –
• Tolerance3d (float) –
• Tolerance2d (float) –
• Eps (float) –
• NbIterations (int) – default value is 200

Return type:

None

thisown

The membership flag

class BRepApprox_BSpParFunctionOfMyBSplGradientOfTheComputeLineOfApprox(*args)

Bases: OCC.math.math_MultipleVarFunctionWithGradient

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –
• NbPol (int) –

Return type:

None

CurveValue()

Return type:AppParCurves_MultiBSpCurve

DerivativeFunctionMatrix()

Return type:math_Matrix

Error()

Parameters:

• IPoint (int) –
• CurveIndex (int) –

Return type:

float

FirstConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• FirstPoint (int) –

Return type:

AppParCurves_Constraint

FunctionMatrix()

Return type:math_Matrix

Index()

Return type:math_IntegerVector

LastConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• LastPoint (int) –

Return type:

AppParCurves_Constraint

MaxError2d()

Return type:float

MaxError3d()

Return type:float

NewParameters()

Return type:math_Vector

SetFirstLambda()

Parameters:l1 (float) – Return type:None

SetLastLambda()

Parameters:l2 (float) – Return type:None

thisown

The membership flag

class BRepApprox_BSpParLeastSquareOfMyBSplGradientOfTheComputeLineOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• FirstCons (AppParCurves_Constraint) –
• LastCons (AppParCurves_Constraint) –
• Parameters (math_Vector &) –
• NbPol (int) –
• SSP –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –
• SSP –
• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• Parameters –
• NbPol –
• SSP –
• Knots –
• Mults –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

BSplineValue()

Return type:AppParCurves_MultiBSpCurve

BezierValue()

Return type:AppParCurves_MultiCurve

DerivativeFunctionMatrix()

Return type:math_Matrix

Distance()

Return type:math_Matrix

Error()

Parameters:

• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

ErrorGradient()

Parameters:

• Grad (math_Vector &) –
• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

FirstLambda()

Return type:float

FunctionMatrix()

Return type:math_Matrix

IsDone()

Return type:bool

KIndex()

Return type:math_IntegerVector

LastLambda()

Return type:float

Perform()

Parameters:

• Parameters (math_Vector &) –
• Parameters –
• l1 (float) –
• l2 (float) –
• Parameters –
• V1t (math_Vector &) –
• V2t (math_Vector &) –
• l1 –
• l2 –
• Parameters –
• V1t –
• V2t –
• V1c (math_Vector &) –
• V2c (math_Vector &) –
• l1 –
• l2 –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

Points()

Return type:math_Matrix

Poles()

Return type:math_Matrix

thisown

The membership flag

class BRepApprox_Gradient_BFGSOfMyGradientOfTheComputeLineBezierOfApprox(*args)

Bases: OCC.math.math_BFGS

Parameters:

• F (math_MultipleVarFunctionWithGradient &) –
• StartingPoint (math_Vector &) –
• Tolerance3d (float) –
• Tolerance2d (float) –
• Eps (float) –
• NbIterations (int) – default value is 200

Return type:

None

thisown

The membership flag

class BRepApprox_Gradient_BFGSOfMyGradientbisOfTheComputeLineOfApprox(*args)

Bases: OCC.math.math_BFGS

Parameters:

• F (math_MultipleVarFunctionWithGradient &) –
• StartingPoint (math_Vector &) –
• Tolerance3d (float) –
• Tolerance2d (float) –
• Eps (float) –
• NbIterations (int) – default value is 200

Return type:

None

thisown

The membership flag

class BRepApprox_MyBSplGradientOfTheComputeLineOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –
• Deg (int) –
• Tol3d (float) –
• Tol2d (float) –
• NbIterations (int) – default value is 1
• SSP –
• FirstPoint –
• LastPoint –
• TheConstraints –
• Parameters –
• Knots –
• Mults –
• Deg –
• Tol3d –
• Tol2d –
• NbIterations –
• lambda1 (float) –
• lambda2 (float) –

Return type:

None

Return type:

None

AverageError()

Return type:float

Error()

Parameters:Index (int) – Return type:float

IsDone()

Return type:bool

MaxError2d()

Return type:float

MaxError3d()

Return type:float

Value()

Return type:AppParCurves_MultiBSpCurve

thisown

The membership flag

class BRepApprox_MyGradientOfTheComputeLineBezierOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Deg (int) –
• Tol3d (float) –
• Tol2d (float) –
• NbIterations (int) – default value is 200

Return type:

None

AverageError()

Return type:float

Error()

Parameters:Index (int) – Return type:float

IsDone()

Return type:bool

MaxError2d()

Return type:float

MaxError3d()

Return type:float

Value()

Return type:AppParCurves_MultiCurve

thisown

The membership flag

class BRepApprox_MyGradientbisOfTheComputeLineOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Deg (int) –
• Tol3d (float) –
• Tol2d (float) –
• NbIterations (int) – default value is 200

Return type:

None

AverageError()

Return type:float

Error()

Parameters:Index (int) – Return type:float

IsDone()

Return type:bool

MaxError2d()

Return type:float

MaxError3d()

Return type:float

Value()

Return type:AppParCurves_MultiCurve

thisown

The membership flag

class BRepApprox_ParFunctionOfMyGradientOfTheComputeLineBezierOfApprox(*args)

Bases: OCC.math.math_MultipleVarFunctionWithGradient

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Deg (int) –

Return type:

None

CurveValue()

Return type:AppParCurves_MultiCurve

Error()

Parameters:

• IPoint (int) –
• CurveIndex (int) –

Return type:

float

FirstConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• FirstPoint (int) –

Return type:

AppParCurves_Constraint

LastConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• LastPoint (int) –

Return type:

AppParCurves_Constraint

MaxError2d()

Return type:float

MaxError3d()

Return type:float

NewParameters()

Return type:math_Vector

thisown

The membership flag

class BRepApprox_ParFunctionOfMyGradientbisOfTheComputeLineOfApprox(*args)

Bases: OCC.math.math_MultipleVarFunctionWithGradient

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Parameters (math_Vector &) –
• Deg (int) –

Return type:

None

CurveValue()

Return type:AppParCurves_MultiCurve

Error()

Parameters:

• IPoint (int) –
• CurveIndex (int) –

Return type:

float

FirstConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• FirstPoint (int) –

Return type:

AppParCurves_Constraint

LastConstraint()

Parameters:

• TheConstraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• LastPoint (int) –

Return type:

AppParCurves_Constraint

MaxError2d()

Return type:float

MaxError3d()

Return type:float

NewParameters()

Return type:math_Vector

thisown

The membership flag

class BRepApprox_ParLeastSquareOfMyGradientOfTheComputeLineBezierOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• FirstCons (AppParCurves_Constraint) –
• LastCons (AppParCurves_Constraint) –
• Parameters (math_Vector &) –
• NbPol (int) –
• SSP –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –
• SSP –
• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• Parameters –
• NbPol –
• SSP –
• Knots –
• Mults –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

BSplineValue()

Return type:AppParCurves_MultiBSpCurve

BezierValue()

Return type:AppParCurves_MultiCurve

DerivativeFunctionMatrix()

Return type:math_Matrix

Distance()

Return type:math_Matrix

Error()

Parameters:

• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

ErrorGradient()

Parameters:

• Grad (math_Vector &) –
• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

FirstLambda()

Return type:float

FunctionMatrix()

Return type:math_Matrix

IsDone()

Return type:bool

KIndex()

Return type:math_IntegerVector

LastLambda()

Return type:float

Perform()

Parameters:

• Parameters (math_Vector &) –
• Parameters –
• l1 (float) –
• l2 (float) –
• Parameters –
• V1t (math_Vector &) –
• V2t (math_Vector &) –
• l1 –
• l2 –
• Parameters –
• V1t –
• V2t –
• V1c (math_Vector &) –
• V2c (math_Vector &) –
• l1 –
• l2 –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

Points()

Return type:math_Matrix

Poles()

Return type:math_Matrix

thisown

The membership flag

class BRepApprox_ParLeastSquareOfMyGradientbisOfTheComputeLineOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• FirstPoint (int) –
• LastPoint (int) –
• FirstCons (AppParCurves_Constraint) –
• LastCons (AppParCurves_Constraint) –
• Parameters (math_Vector &) –
• NbPol (int) –
• SSP –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –
• SSP –
• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• Parameters –
• NbPol –
• SSP –
• Knots –
• Mults –
• FirstPoint –
• LastPoint –
• FirstCons –
• LastCons –
• NbPol –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

BSplineValue()

Return type:AppParCurves_MultiBSpCurve

BezierValue()

Return type:AppParCurves_MultiCurve

DerivativeFunctionMatrix()

Return type:math_Matrix

Distance()

Return type:math_Matrix

Error()

Parameters:

• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

ErrorGradient()

Parameters:

• Grad (math_Vector &) –
• F (float &) –
• MaxE3d (float &) –
• MaxE2d (float &) –

Return type:

None

FirstLambda()

Return type:float

FunctionMatrix()

Return type:math_Matrix

IsDone()

Return type:bool

KIndex()

Return type:math_IntegerVector

LastLambda()

Return type:float

Perform()

Parameters:

• Parameters (math_Vector &) –
• Parameters –
• l1 (float) –
• l2 (float) –
• Parameters –
• V1t (math_Vector &) –
• V2t (math_Vector &) –
• l1 –
• l2 –
• Parameters –
• V1t –
• V2t –
• V1c (math_Vector &) –
• V2c (math_Vector &) –
• l1 –
• l2 –

Return type:

None

Return type:

None

Return type:

None

Return type:

None

Points()

Return type:math_Matrix

Poles()

Return type:math_Matrix

thisown

The membership flag

class BRepApprox_ResConstraintOfMyGradientOfTheComputeLineBezierOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• SCurv (AppParCurves_MultiCurve &) –
• FirstPoint (int) –
• LastPoint (int) –
• Constraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Bern (math_Matrix &) –
• DerivativeBern (math_Matrix &) –
• Tolerance (float) – default value is 1.0e-10

Return type:

None

ConstraintDerivative()

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• Parameters (math_Vector &) –
• Deg (int) –
• DA (math_Matrix &) –

Return type:

math_Matrix

ConstraintMatrix()

Return type:math_Matrix

Duale()

Return type:math_Vector

InverseMatrix()

Return type:math_Matrix

IsDone()

Return type:bool

thisown

The membership flag

class BRepApprox_ResConstraintOfMyGradientbisOfTheComputeLineOfApprox(*args)

Bases: object

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• SCurv (AppParCurves_MultiCurve &) –
• FirstPoint (int) –
• LastPoint (int) –
• Constraints (Handle_AppParCurves_HArray1OfConstraintCouple &) –
• Bern (math_Matrix &) –
• DerivativeBern (math_Matrix &) –
• Tolerance (float) – default value is 1.0e-10

Return type:

None

ConstraintDerivative()

Parameters:

• SSP (BRepApprox_TheMultiLineOfApprox &) –
• Parameters (math_Vector &) –
• Deg (int) –
• DA (math_Matrix &) –

Return type:

math_Matrix

ConstraintMatrix()

Return type:math_Matrix

Duale()

Return type:math_Vector

InverseMatrix()

Return type:math_Matrix

IsDone()

Return type:bool

thisown

The membership flag

class BRepApprox_TheComputeLineBezierOfApprox(*args)

Bases: object

Parameters:

• Line (BRepApprox_TheMultiLineOfApprox &) –
• degreemin (int) – default value is 4
• degreemax (int) – default value is 8
• Tolerance3d (float) – default value is 1.0e-3
• Tolerance2d (float) – default value is 1.0e-6
• NbIterations (int) – default value is 5
• cutting (bool) – default value is Standard_True
• parametrization (Approx_ParametrizationType) – default value is Approx_ChordLength
• Squares (bool) – default value is Standard_False
• Line –
• Parameters (math_Vector &) –
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• Squares – default value is Standard_False
• Parameters –
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• Squares – default value is Standard_False
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• parametrization – default value is Approx_ChordLength
• Squares – default value is Standard_False

Return type:

None

Return type:

None

Return type:

None

Return type:

None

ChangeValue()

Parameters:Index (int) – default value is 1 Return type:AppParCurves_MultiCurve

Error()

Parameters:

• Index (int) –
• tol3d (float &) –
• tol2d (float &) –

Return type:

None

Init()

Parameters:

• degreemin (int) – default value is 4
• degreemax (int) – default value is 8
• Tolerance3d (float) – default value is 1.0e-03
• Tolerance2d (float) – default value is 1.0e-06
• NbIterations (int) – default value is 5
• cutting (bool) – default value is Standard_True
• parametrization (Approx_ParametrizationType) – default value is Approx_ChordLength
• Squares (bool) – default value is Standard_False

Return type:

None

IsAllApproximated()

Return type:bool

IsToleranceReached()

Return type:bool

NbMultiCurves()

Return type:int

Parameters()

Parameters:Index (int) – default value is 1 Return type:TColStd_Array1OfReal

Parametrization()

Parameters:partype (Approx_ParametrizationType &) – Return type:None

Perform()

Parameters:Line (BRepApprox_TheMultiLineOfApprox &) – Return type:None

SetConstraints()

Parameters:

• firstC (AppParCurves_Constraint) –
• lastC (AppParCurves_Constraint) –

Return type:

None

SetDegrees()

Parameters:

• degreemin (int) –
• degreemax (int) –

Return type:

None

SetTolerances()

Parameters:

• Tolerance3d (float) –
• Tolerance2d (float) –

Return type:

None

SplineValue()

Return type:AppParCurves_MultiBSpCurve

Value()

Parameters:Index (int) – default value is 1 Return type:AppParCurves_MultiCurve

thisown

The membership flag

class BRepApprox_TheComputeLineOfApprox(*args)

Bases: object

Parameters:

• Line (BRepApprox_TheMultiLineOfApprox &) –
• degreemin (int) – default value is 4
• degreemax (int) – default value is 8
• Tolerance3d (float) – default value is 1.0e-3
• Tolerance2d (float) – default value is 1.0e-6
• NbIterations (int) – default value is 5
• cutting (bool) – default value is Standard_True
• parametrization (Approx_ParametrizationType) – default value is Approx_ChordLength
• Squares (bool) – default value is Standard_False
• Line –
• Parameters (math_Vector &) –
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• Squares – default value is Standard_False
• Parameters –
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• Squares – default value is Standard_False
• degreemin – default value is 4
• degreemax – default value is 8
• Tolerance3d – default value is 1.0e-03
• Tolerance2d – default value is 1.0e-06
• NbIterations – default value is 5
• cutting – default value is Standard_True
• parametrization – default value is Approx_ChordLength
• Squares – default value is Standard_False

Return type:

None

Return type:

None

Return type:

None

Return type:

None

ChangeValue()

Return type:AppParCurves_MultiBSpCurve

Error()

Parameters:

• tol3d (float &) –
• tol2d (float &) –

Return type:

None

Init()

Parameters:

• degreemin (int) – default value is 4
• degreemax (int) – default value is 8
• Tolerance3d (float) – default value is 1.0e-03
• Tolerance2d (float) – default value is 1.0e-06
• NbIterations (int) – default value is 5
• cutting (bool) – default value is Standard_True
• parametrization (Approx_ParametrizationType) – default value is Approx_ChordLength
• Squares (bool) – default value is Standard_False

Return type:

None

Interpol()

Parameters:Line (BRepApprox_TheMultiLineOfApprox &) – Return type:None

IsAllApproximated()

Return type:bool

IsToleranceReached()

Return type:bool

Parameters()

Return type:TColStd_Array1OfReal

Perform()

Parameters:Line (BRepApprox_TheMultiLineOfApprox &) – Return type:None

SetConstraints()

Parameters:

• firstC (AppParCurves_Constraint) –
• lastC (AppParCurves_Constraint) –

Return type:

None

SetContinuity()

Parameters:C (int) – Return type:None

SetDegrees()

Parameters:

• degreemin (int) –
• degreemax (int) –

Return type:

None

SetKnots()

Parameters:Knots (TColStd_Array1OfReal &) – Return type:None

SetKnotsAndMultiplicities()

Parameters:

• Knots (TColStd_Array1OfReal &) –
• Mults (TColStd_Array1OfInteger &) –

Return type:

None

SetParameters()

Parameters:ThePar (math_Vector &) – Return type:None

SetTolerances()

Parameters:

• Tolerance3d (float) –
• Tolerance2d (float) –

Return type:

None

Value()

Return type:AppParCurves_MultiBSpCurve

thisown

The membership flag

class BRepApprox_TheFunctionOfTheInt2SOfThePrmPrmSvSurfacesOfApprox(*args)

Bases: OCC.math.math_FunctionSetWithDerivatives

Return type:

None

Parameters:

• S1 (BRepAdaptor_Surface &) –
• S2 (BRepAdaptor_Surface &) –

Return type:

None

AuxillarSurface1()

Return type:BRepAdaptor_Surface

AuxillarSurface2()

Return type:BRepAdaptor_Surface

ComputeParameters()

Parameters:

• ChoixIso (IntImp_ConstIsoparametric) –
• Param (TColStd_Array1OfReal &) –
• UVap (math_Vector &) –
• BornInf (math_Vector &) –
• BornSup (math_Vector &) –
• Tolerance (math_Vector &) –

Return type:

None

Direction()

Return type:gp_Dir

DirectionOnS1()

Return type:gp_Dir2d

DirectionOnS2()

Return type:gp_Dir2d

IsTangent()

Parameters:

• UVap (math_Vector &) –
• Param (TColStd_Array1OfReal &) –
• BestChoix (IntImp_ConstIsoparametric &) –

Return type:

bool

Point()

Return type:gp_Pnt

Root()

Return type:float

thisown

The membership flag

class BRepApprox_TheImpPrmSvSurfacesOfApprox(*args)

Bases: OCC.ApproxInt.ApproxInt_SvSurfaces

Parameters:

• Surf1 (IntSurf_Quadric &) –
• Surf2 (BRepAdaptor_Surface &) –
• Surf1 –
• Surf2 –

Return type:

None

Return type:

None

thisown

The membership flag

class BRepApprox_TheInt2SOfThePrmPrmSvSurfacesOfApprox(*args)

Bases: object

Return type:

None

Parameters:

• Param (TColStd_Array1OfReal &) –
• S1 (BRepAdaptor_Surface &) –
• S2 (BRepAdaptor_Surface &) –
• TolTangency (float) –
• S1 –
• S2 –
• TolTangency –

Return type:

None

Return type:

None

Direction()

Return type:gp_Dir

DirectionOnS1()

Return type:gp_Dir2d

DirectionOnS2()

Return type:gp_Dir2d

Function()

Return type:BRepApprox_TheFunctionOfTheInt2SOfThePrmPrmSvSurfacesOfApprox

IsDone()

Return type:bool

IsEmpty()

Return type:bool

IsTangent()

Return type:bool

Perform()

Parameters:

• Param (TColStd_Array1OfReal &) –
• Rsnld (math_FunctionSetRoot &) –
• Param –
• Rsnld –
• ChoixIso (IntImp_ConstIsoparametric) –

Return type:

IntImp_ConstIsoparametric

Return type:

IntImp_ConstIsoparametric

Point()

Return type:IntSurf_PntOn2S

thisown

The membership flag

class BRepApprox_TheMultiLineOfApprox(*args)

Bases: object

Parameters:

• line (Handle_BRepApprox_ApproxLine &) –
• PtrSvSurfaces (Standard_Address) –
• NbP3d (int) –
• NbP2d (int) –
• xo (float) –
• ax (float) –
• yo (float) –
• ay (float) –
• zo (float) –
• az (float) –
• u1o (float) –
• a1u (float) –
• v1o (float) –
• a1v (float) –
• u2o (float) –
• a2u (float) –
• v2o (float) –
• a2v (float) –
• P2DOnFirst (bool) –
• IndMin (int) – default value is 0
• IndMax (int) – default value is 0
• line –
• NbP3d –
• NbP2d –
• xo –
• ax –
• yo –
• ay –
• zo –
• az –
• u1o –
• a1u –
• v1o –
• a1v –
• u2o –
• a2u –
• v2o –
• a2v –
• P2DOnFirst –
• IndMin – default value is 0
• IndMax – default value is 0

Return type:

None

Return type:

None

FirstPoint()

Return type:int

LastPoint()

Return type:int

MakeMLBetween()

Parameters:

• Low (int) –
• High (int) –
• NbPointsToInsert (int) –

Return type:

BRepApprox_TheMultiLineOfApprox

NbP2d()

Return type:int

NbP3d()

Return type:int

Tangency()

Parameters:

• MPointIndex (int) –
• tabV (TColgp_Array1OfVec) –
• MPointIndex –
• tabV2d (TColgp_Array1OfVec2d) –
• MPointIndex –
• tabV –
• tabV2d –

Return type:

bool

Return type:

bool

Return type:

bool

Value()

Parameters:

• MPointIndex (int) –
• tabPt (TColgp_Array1OfPnt) –
• MPointIndex –
• tabPt2d (TColgp_Array1OfPnt2d) –
• MPointIndex –
• tabPt –
• tabPt2d –

Return type:

None

Return type:

None

Return type:

None

WhatStatus()

Return type:Approx_Status

thisown

The membership flag

class BRepApprox_TheMultiLineToolOfApprox

Bases: object

static Curvature(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabV (TColgp_Array1OfVec) –
• ML –
• MPointIndex –
• tabV2d (TColgp_Array1OfVec2d) –
• ML –
• MPointIndex –
• tabV –
• tabV2d –

Return type:

bool

Return type:

bool

Return type:

bool

static FirstPoint(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

static LastPoint(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

static MakeMLBetween(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• I1 (int) –
• I2 (int) –
• NbPMin (int) –

Return type:

BRepApprox_TheMultiLineOfApprox

static NbP2d(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

static NbP3d(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

static Tangency(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabV (TColgp_Array1OfVec) –
• ML –
• MPointIndex –
• tabV2d (TColgp_Array1OfVec2d) –
• ML –
• MPointIndex –
• tabV –
• tabV2d –

Return type:

bool

Return type:

bool

Return type:

bool

static Value(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabPt (TColgp_Array1OfPnt) –
• ML –
• MPointIndex –
• tabPt2d (TColgp_Array1OfPnt2d) –
• ML –
• MPointIndex –
• tabPt –
• tabPt2d –

Return type:

void

Return type:

void

Return type:

void

static WhatStatus(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• I1 (int) –
• I2 (int) –

Return type:

Approx_Status

thisown

The membership flag

BRepApprox_TheMultiLineToolOfApprox_Curvature(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabV (TColgp_Array1OfVec) –
• ML –
• MPointIndex –
• tabV2d (TColgp_Array1OfVec2d) –
• ML –
• MPointIndex –
• tabV –
• tabV2d –

Return type:

bool

Return type:

bool

Return type:

bool

BRepApprox_TheMultiLineToolOfApprox_FirstPoint(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

BRepApprox_TheMultiLineToolOfApprox_LastPoint(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

BRepApprox_TheMultiLineToolOfApprox_MakeMLBetween(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• I1 (int) –
• I2 (int) –
• NbPMin (int) –

Return type:

BRepApprox_TheMultiLineOfApprox

BRepApprox_TheMultiLineToolOfApprox_NbP2d(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

BRepApprox_TheMultiLineToolOfApprox_NbP3d(*args)

Parameters:ML (BRepApprox_TheMultiLineOfApprox &) – Return type:int

BRepApprox_TheMultiLineToolOfApprox_Tangency(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabV (TColgp_Array1OfVec) –
• ML –
• MPointIndex –
• tabV2d (TColgp_Array1OfVec2d) –
• ML –
• MPointIndex –
• tabV –
• tabV2d –

Return type:

bool

Return type:

bool

Return type:

bool

BRepApprox_TheMultiLineToolOfApprox_Value(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• MPointIndex (int) –
• tabPt (TColgp_Array1OfPnt) –
• ML –
• MPointIndex –
• tabPt2d (TColgp_Array1OfPnt2d) –
• ML –
• MPointIndex –
• tabPt –
• tabPt2d –

Return type:

void

Return type:

void

Return type:

void

BRepApprox_TheMultiLineToolOfApprox_WhatStatus(*args)

Parameters:

• ML (BRepApprox_TheMultiLineOfApprox &) –
• I1 (int) –
• I2 (int) –

Return type:

Approx_Status

class BRepApprox_ThePrmPrmSvSurfacesOfApprox(*args)

Bases: OCC.ApproxInt.ApproxInt_SvSurfaces

Parameters:

• Surf1 (BRepAdaptor_Surface &) –
• Surf2 (BRepAdaptor_Surface &) –

Return type:

None

thisown

The membership flag

class BRepApprox_TheZerImpFuncOfTheImpPrmSvSurfacesOfApprox(*args)

Bases: OCC.math.math_FunctionSetWithDerivatives

Return type:

None

Parameters:

• PS (BRepAdaptor_Surface &) –
• IS (IntSurf_Quadric &) –
• IS –

Return type:

None

Return type:

None

Direction2d()

Return type:gp_Dir2d

Direction3d()

Return type:gp_Vec

ISurface()

Return type:IntSurf_Quadric

IsTangent()

Return type:bool

PSurface()

Return type:BRepAdaptor_Surface

Point()

Return type:gp_Pnt

Root()

Return type:float

Set()

Parameters:

• PS (BRepAdaptor_Surface &) –
• Tolerance (float) –

Return type:

None

Return type:

None

SetImplicitSurface()

Parameters:IS (IntSurf_Quadric &) – Return type:None

Tolerance()

Return type:float

thisown

The membership flag

class Handle_BRepApprox_ApproxLine(*args)

Bases: OCC.MMgt.Handle_MMgt_TShared

static DownCast()

GetObject()

IsNull()

Nullify()

thisown

The membership flag

class SwigPyIterator(*args, **kwargs)

Bases: object

advance()

copy()

decr()

distance()

equal()

incr()

next()

previous()

thisown

The membership flag

value()

register_handle(handle, base_object)

Inserts the handle into the base object to prevent memory corruption in certain cases