OCC.IntAna module¶

class Handle_IntAna_ListNodeOfListOfCurve(*args)¶

Bases: OCC.TCollection.Handle_TCollection_MapNode

static DownCast()¶

GetObject()¶

IsNull()¶

Nullify()¶

thisown¶: The membership flag

class IntAna_Curve(*args)¶

Bases: object

Empty Constructor

Return type:	None

D1u()¶

Returns the point and the first derivative at parameter Theta on the curve.

Parameters:	Theta (float) – P (gp_Pnt) – V (gp_Vec) –
Return type:	bool

Domain()¶

Returns the paramatric domain of the curve.

Parameters:	Theta1 (float &) – Theta2 (float &) –
Return type:	None

FindParameter()¶

Tries to find the parameter of the point P on the curve. If the method returns False, the ‘projection’ is impossible, and the value of Para is not significant. If the method returns True, Para is the parameter of the nearest intersection between the curve and the iso-theta containing P.

Parameters:	P (gp_Pnt) – Para (float &) –
Return type:	bool

InternalUVValue()¶

Protected function.

Parameters:	Param (float) – U (float &) – V (float &) – A (float &) – B (float &) – C (float &) – Co (float &) – Si (float &) – Di (float &) –
Return type:	None

IsConstant()¶

Returns True if the function is constant.

Return type:	bool

IsFirstOpen()¶

Returns True if the domain is open at the beginning.

Return type:	bool

IsLastOpen()¶

Returns True if the domain is open at the end.

Return type:	bool

IsOpen()¶

Returns True if the curve is not infinite at the last parameter or at the first parameter of the domain.

Return type:	bool

SetConeQuadValues()¶

Sets the parameters used to compute Points and Derivative on the curve.

Parameters:	Cone (gp_Cone) – Qxx (float) – Qyy (float) – Qzz (float) – Qxy (float) – Qxz (float) – Qyz (float) – Qx (float) – Qy (float) – Qz (float) – Q1 (float) – Tol (float) – DomInf (float) – DomSup (float) – TwoZForATheta (bool) – ZIsPositive (bool) –
Return type:	None

SetCylinderQuadValues()¶

Sets the parameters used to compute Points and Derivative on the curve.

Parameters:	Cylinder (gp_Cylinder) – Qxx (float) – Qyy (float) – Qzz (float) – Qxy (float) – Qxz (float) – Qyz (float) – Qx (float) – Qy (float) – Qz (float) – Q1 (float) – Tol (float) – DomInf (float) – DomSup (float) – TwoZForATheta (bool) – ZIsPositive (bool) –
Return type:	None

SetDomain()¶

Parameters:	Theta1 (float) – Theta2 (float) –
Return type:	None

SetIsFirstOpen()¶

If flag is True, the Curve is not defined at the first parameter of its domain.

Parameters:	Flag (bool) –
Return type:	None

SetIsLastOpen()¶

If flag is True, the Curve is not defined at the first parameter of its domain.

Parameters:	Flag (bool) –
Return type:	None

Value()¶

Returns the point at parameter Theta on the curve.

Parameters:	Theta (float) –
Return type:	gp_Pnt

thisown¶: The membership flag

class IntAna_Int3Pln(*args)¶

Bases: object

Return type:	None

Determination of the intersection point between 3 planes.

Parameters:	P1 (gp_Pln) – P2 (gp_Pln) – P3 (gp_Pln) –
Return type:	None

IsDone()¶

Returns True if the computation was successful.

Return type:	bool

IsEmpty()¶

Returns True if there is no intersection POINT. If 2 planes are identical or parallel, IsEmpty will return True.

Return type:	bool

Perform()¶

Determination of the intersection point between 3 planes.

Parameters:	P1 (gp_Pln) – P2 (gp_Pln) – P3 (gp_Pln) –
Return type:	None

Value()¶

Returns the intersection point.

Return type:	gp_Pnt

thisown¶: The membership flag

class IntAna_IntConicQuad(*args)¶

Bases: object

Empty constructor.

Return type:	None

Creates the intersection between a line and a quadric.

Parameters:	L (gp_Lin) – Q (IntAna_Quadric &) –
Return type:	None

Creates the intersection between a circle and a quadric.

Parameters:	C (gp_Circ) – Q (IntAna_Quadric &) –
Return type:	None

Creates the intersection between an ellipse and a quadric.

Parameters:	E (gp_Elips) – Q (IntAna_Quadric &) –
Return type:	None

Creates the intersection between a parabola and a quadric.

Parameters:	P (gp_Parab) – Q (IntAna_Quadric &) –
Return type:	None

Creates the intersection between an hyperbola and a quadric.

Parameters:	H (gp_Hypr) – Q (IntAna_Quadric &) –
Return type:	None

Intersection between a line and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to check the distance between line and plane on the distance <Len> from the origin of the line.

Parameters:	L (gp_Lin) – P (gp_Pln) – Tolang (float) – Tol (float) – default value is 0 Len (float) – default value is 0
Return type:	None

Intersection between a circle and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to determine if a distance is null.

Parameters:	C (gp_Circ) – P (gp_Pln) – Tolang (float) – Tol (float) –
Return type:	None

Intersection between an ellipse and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to determine if a distance is null.

Parameters:	E (gp_Elips) – P (gp_Pln) – Tolang (float) – Tol (float) –
Return type:	None

Intersection between a parabola and a plane. Tolang is used to determine if the angle between two vectors is null.

Parameters:	Pb (gp_Parab) – P (gp_Pln) – Tolang (float) –
Return type:	None

Intersection between an hyperbola and a plane. Tolang is used to determine if the angle between two vectors is null.

Parameters:	H (gp_Hypr) – P (gp_Pln) – Tolang (float) –
Return type:	None

IsDone()¶

Returns True if the creation completed.

Return type:	bool

IsInQuadric()¶

Returns True if the conic is in the quadric.

Return type:	bool

IsParallel()¶

Returns True if the line is in a quadric which is parallel to the quadric.

Return type:	bool

NbPoints()¶

Returns the number of intersection point.

Return type:	int

ParamOnConic()¶

Returns the parameter on the line of the intersection point of range N.

Parameters:	N (int) –
Return type:	float

Perform()¶

Intersects a line and a quadric.

Parameters:	L (gp_Lin) – Q (IntAna_Quadric &) –
Return type:	None

Intersects a circle and a quadric.

Parameters:	C (gp_Circ) – Q (IntAna_Quadric &) –
Return type:	None

Intersects an ellipse and a quadric.

Parameters:	E (gp_Elips) – Q (IntAna_Quadric &) –
Return type:	None

Intersects a parabola and a quadric.

Parameters:	P (gp_Parab) – Q (IntAna_Quadric &) –
Return type:	None

Intersects an hyperbola and a quadric.

Parameters:	H (gp_Hypr) – Q (IntAna_Quadric &) –
Return type:	None

Intersects a line and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to check the distance between line and plane on the distance <Len> from the origin of the line.

Parameters:	L (gp_Lin) – P (gp_Pln) – Tolang (float) – Tol (float) – default value is 0 Len (float) – default value is 0
Return type:	None

Intersects a circle and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to determine if a distance is null.

Parameters:	C (gp_Circ) – P (gp_Pln) – Tolang (float) – Tol (float) –
Return type:	None

Intersects an ellipse and a plane. Tolang is used to determine if the angle between two vectors is null. Tol is used to determine if a distance is null.

Parameters:	E (gp_Elips) – P (gp_Pln) – Tolang (float) – Tol (float) –
Return type:	None

Intersects a parabola and a plane. Tolang is used to determine if the angle between two vectors is null.

Parameters:	Pb (gp_Parab) – P (gp_Pln) – Tolang (float) –
Return type:	None

Intersects an hyperbola and a plane. Tolang is used to determine if the angle between two vectors is null.

Parameters:	H (gp_Hypr) – P (gp_Pln) – Tolang (float) –
Return type:	None

Point()¶

Returns the point of range N.

Parameters:	N (int) –
Return type:	gp_Pnt

thisown¶: The membership flag

class IntAna_IntLinTorus(*args)¶

Bases: object

Return type:	None

Creates the intersection between a line and a torus.

Parameters:	L (gp_Lin) – T (gp_Torus) –
Return type:	None

IsDone()¶

Returns True if the computation was successful.

Return type:	bool

NbPoints()¶

Returns the number of intersection points.

Return type:	int

ParamOnLine()¶

Returns the parameter on the line of the intersection point of range Index.

Parameters:	Index (int) –
Return type:	float

ParamOnTorus()¶

Returns the parameters on the torus of the intersection point of range Index.

Parameters:	Index (int) – FI (float &) – THETA (float &) –
Return type:	None

Perform()¶

Intersects a line and a torus.

Parameters:	L (gp_Lin) – T (gp_Torus) –
Return type:	None

Value()¶

Returns the intersection point of range Index.

Parameters:	Index (int) –
Return type:	gp_Pnt

thisown¶: The membership flag

class IntAna_IntQuadQuad(*args)¶

Bases: object

Empty Constructor

Return type:	None

Creates the intersection between a cylinder and a quadric . Tol est a definir plus precisemment.

Parameters:	C (gp_Cylinder) – Q (IntAna_Quadric &) – Tol (float) –
Return type:	None

Creates the intersection between a cone and a quadric. Tol est a definir plus precisemment.

Parameters:	C (gp_Cone) – Q (IntAna_Quadric &) – Tol (float) –
Return type:	None

Curve()¶

Returns the curve of range N.

Parameters:	N (int) –
Return type:	IntAna_Curve

HasNextCurve()¶

Returns True if the Curve I shares its last bound with another curve.

Parameters:	I (int) –
Return type:	bool

HasPreviousCurve()¶

Returns True if the Curve I shares its first bound with another curve.

Parameters:	I (int) –
Return type:	bool

IdenticalElements()¶

Returns True if the cylinder, the cone or the sphere is identical to the quadric.

Return type:	bool

IsDone()¶

Returns True if the computation was successful.

Return type:	bool

NbCurve()¶

Returns the number of curves solution.

Return type:	int

NbPnt()¶

Returns the number of contact point.

Return type:	int

NextCurve()¶

If HasNextCurve(I) returns True, this function returns the Index J of the curve which has a common bound with the curve I. If Opposite == True , then the last parameter of the curve I, and the last parameter of the curve J give the same point. Else the last parameter of the curve I and the first parameter of the curve J are the same point.

Parameters:	I (int) – Opposite (bool) –
Return type:	int

Parameters()¶

Returns the paramaters on the ‘explicit quadric’ (i.e the cylinder or the cone, the first argument given to the constructor) of the point of range N.

Parameters:	N (int) – U1 (float &) – U2 (float &) –
Return type:	None

Perform()¶

Intersects a cylinder and a quadric . Tol est a definir plus precisemment.

Parameters:	C (gp_Cylinder) – Q (IntAna_Quadric &) – Tol (float) –
Return type:	None

Intersects a cone and a quadric. Tol est a definir plus precisemment.

Parameters:	C (gp_Cone) – Q (IntAna_Quadric &) – Tol (float) –
Return type:	None

Point()¶

Returns the point of range N.

Parameters:	N (int) –
Return type:	gp_Pnt

PreviousCurve()¶

if HasPreviousCurve(I) returns True, this function returns the Index J of the curve which has a common bound with the curve I. If Opposite == True , then the first parameter of the curve I, and the first parameter of the curve J give the same point. Else the first parameter of the curve I and the last parameter of the curve J are the same point.

Parameters:	I (int) – Opposite (bool) –
Return type:	int

thisown¶: The membership flag

class IntAna_ListIteratorOfListOfCurve(*args)¶

Bases: object

Return type:	None
Parameters:	L (IntAna_ListOfCurve &) –
Return type:	None

Initialize()¶

Parameters:	L (IntAna_ListOfCurve &) –
Return type:	None

More()¶

Return type:	bool

Next()¶

Return type:	None

Value()¶

Return type:	IntAna_Curve

thisown¶: The membership flag

class IntAna_ListNodeOfListOfCurve(*args)¶

Bases: OCC.TCollection.TCollection_MapNode

Parameters:	I (IntAna_Curve &) – n (TCollection_MapNodePtr &) –
Return type:	None

GetHandle()¶

Value()¶

Return type:	IntAna_Curve

thisown¶: The membership flag

class IntAna_ListOfCurve(*args)¶

Bases: object

Return type:	None
Parameters:	Other (IntAna_ListOfCurve &) –
Return type:	None

Append()¶

Parameters:	I (IntAna_Curve &) – I – theIt (IntAna_ListIteratorOfListOfCurve &) – Other (IntAna_ListOfCurve &) –
Return type:	None
Return type:	None
Return type:	None

Assign()¶

Parameters:	Other (IntAna_ListOfCurve &) –
Return type:	None

Clear()¶

Return type:	None

Extent()¶

Return type:	int

First()¶

Return type:	IntAna_Curve

InsertAfter()¶

Parameters:	I (IntAna_Curve &) – It (IntAna_ListIteratorOfListOfCurve &) – Other (IntAna_ListOfCurve &) – It –
Return type:	None
Return type:	None

InsertBefore()¶

Parameters:	I (IntAna_Curve &) – It (IntAna_ListIteratorOfListOfCurve &) – Other (IntAna_ListOfCurve &) – It –
Return type:	None
Return type:	None

IsEmpty()¶

Return type:	bool

Last()¶

Return type:	IntAna_Curve

Prepend()¶

Parameters:	I (IntAna_Curve &) – I – theIt (IntAna_ListIteratorOfListOfCurve &) – Other (IntAna_ListOfCurve &) –
Return type:	None
Return type:	None
Return type:	None

Remove()¶

Parameters:	It (IntAna_ListIteratorOfListOfCurve &) –
Return type:	None

RemoveFirst()¶

Return type:	None

Set()¶

Parameters:	Other (IntAna_ListOfCurve &) –
Return type:	None

thisown¶: The membership flag

class IntAna_QuadQuadGeo(*args)¶

Bases: object

Empty constructor.

Return type:	None

Creates the intersection between two planes. TolAng is the angular tolerance used to determine if the planes are parallel. Tol is the tolerance used to determine if the planes are identical (only when they are parallel).

Parameters:	P1 (gp_Pln) – P2 (gp_Pln) – TolAng (float) – Tol (float) –
Return type:	None

Creates the intersection between a plane and a cylinder. TolAng is the angular tolerance used to determine if the axis of the cylinder is parallel to the plane. Tol is the tolerance used to determine if the result is a circle or an ellipse. If the maximum distance between the ellipse solution and the circle centered at the ellipse center is less than Tol, the result will be the circle. H is the height of the cylinder <Cyl>. It is used to check whether the plane and cylinder are parallel.

Parameters:	P (gp_Pln) – C (gp_Cylinder) – Tolang (float) – Tol (float) – H (float) – default value is 0
Return type:	None

Creates the intersection between a plane and a sphere.

Parameters:	P (gp_Pln) – S (gp_Sphere) –
Return type:	None

Creates the intersection between a plane and a cone. TolAng is the angular tolerance used to determine if the axis of the cone is parallel or perpendicular to the plane, and if the generating line of the cone is parallel to the plane. Tol is the tolerance used to determine if the apex of the cone is in the plane.

Parameters:	P (gp_Pln) – C (gp_Cone) – Tolang (float) – Tol (float) –
Return type:	None

Creates the intersection between two cylinders.

Parameters:	Cyl1 (gp_Cylinder) – Cyl2 (gp_Cylinder) – Tol (float) –
Return type:	None

Creates the intersection between a Cylinder and a Sphere.

Parameters:	Cyl (gp_Cylinder) – Sph (gp_Sphere) – Tol (float) –
Return type:	None

Creates the intersection between a Cylinder and a Cone

Parameters:	Cyl (gp_Cylinder) – Con (gp_Cone) – Tol (float) –
Return type:	None

Creates the intersection between two Spheres.

Parameters:	Sph1 (gp_Sphere) – Sph2 (gp_Sphere) – Tol (float) –
Return type:	None

Creates the intersection beween a Sphere and a Cone.

Parameters:	Sph (gp_Sphere) – Con (gp_Cone) – Tol (float) –
Return type:	None

Creates the intersection beween two cones.

Parameters:	Con1 (gp_Cone) – Con2 (gp_Cone) – Tol (float) –
Return type:	None

Creates the intersection beween plane and torus.

Parameters:	Pln (gp_Pln) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Creates the intersection beween cylinder and torus.

Parameters:	Cyl (gp_Cylinder) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Creates the intersection beween cone and torus.

Parameters:	Con (gp_Cone) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Creates the intersection beween sphere and torus.

Parameters:	Sph (gp_Sphere) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Creates the intersection beween two toruses.

Parameters:	Tor1 (gp_Torus) – Tor2 (gp_Torus) – Tol (float) –
Return type:	None

Circle()¶

Returns the circle solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Circ

Ellipse()¶

Returns the ellipse solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Elips

HasCommonGen()¶

Return type:	bool

Hyperbola()¶

Returns the hyperbola solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Hypr

IsDone()¶

Returns Standard_True if the computation was successful.

Return type:	bool

Line()¶

Returns the line solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Lin

NbSolutions()¶

Returns the number of interesections. The possible intersections are : - 1 point - 1 or 2 line(s) - 1 Point and 1 Line - 1 circle - 1 ellipse - 1 parabola - 1 or 2 hyperbola(s).

Return type:	int

PChar()¶

Return type:	gp_Pnt

Parabola()¶

Returns the parabola solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Parab

Perform()¶

Intersects two planes. TolAng is the angular tolerance used to determine if the planes are parallel. Tol is the tolerance used to determine if the planes are identical (only when they are parallel).

Parameters:	P1 (gp_Pln) – P2 (gp_Pln) – TolAng (float) – Tol (float) –
Return type:	None

Intersects a plane and a cylinder. TolAng is the angular tolerance used to determine if the axis of the cylinder is parallel to the plane. Tol is the tolerance used to determine if the result is a circle or an ellipse. If the maximum distance between the ellipse solution and the circle centered at the ellipse center is less than Tol, the result will be the circle. H is the height of the cylinder <Cyl>. It is used to check whether the plane and cylinder are parallel.

Parameters:	P (gp_Pln) – C (gp_Cylinder) – Tolang (float) – Tol (float) – H (float) – default value is 0
Return type:	None

Intersects a plane and a sphere.

Parameters:	P (gp_Pln) – S (gp_Sphere) –
Return type:	None

Intersects a plane and a cone. TolAng is the angular tolerance used to determine if the axis of the cone is parallel or perpendicular to the plane, and if the generating line of the cone is parallel to the plane. Tol is the tolerance used to determine if the apex of the cone is in the plane.

Parameters:	P (gp_Pln) – C (gp_Cone) – Tolang (float) – Tol (float) –
Return type:	None

Intersects two cylinders

Parameters:	Cyl1 (gp_Cylinder) – Cyl2 (gp_Cylinder) – Tol (float) –
Return type:	None

Intersects a cylinder and a sphere.

Parameters:	Cyl (gp_Cylinder) – Sph (gp_Sphere) – Tol (float) –
Return type:	None

Intersects a cylinder and a cone.

Parameters:	Cyl (gp_Cylinder) – Con (gp_Cone) – Tol (float) –
Return type:	None

Intersects a two spheres.

Parameters:	Sph1 (gp_Sphere) – Sph2 (gp_Sphere) – Tol (float) –
Return type:	None

Intersects a sphere and a cone.

Parameters:	Sph (gp_Sphere) – Con (gp_Cone) – Tol (float) –
Return type:	None

Intersects two cones.

Parameters:	Con1 (gp_Cone) – Con2 (gp_Cone) – Tol (float) –
Return type:	None

Intersects plane and torus.

Parameters:	Pln (gp_Pln) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Intersects cylinder and torus.

Parameters:	Cyl (gp_Cylinder) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Intersects cone and torus.

Parameters:	Con (gp_Cone) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Intersects sphere and torus.

Parameters:	Sph (gp_Sphere) – Tor (gp_Torus) – Tol (float) –
Return type:	None

Intersects two toruses.

Parameters:	Tor1 (gp_Torus) – Tor2 (gp_Torus) – Tol (float) –
Return type:	None

Point()¶

Returns the point solution of range Num.

Parameters:	Num (int) –
Return type:	gp_Pnt

TypeInter()¶

Returns the type of intersection.

Return type:	IntAna_ResultType

thisown¶: The membership flag

class IntAna_Quadric(*args)¶

Bases: object

Empty Constructor

Return type:	None

Creates a Quadric from a Pln

Parameters:	P (gp_Pln) –
Return type:	None

Creates a Quadric from a Sphere

Parameters:	Sph (gp_Sphere) –
Return type:	None

Creates a Quadric from a Cylinder

Parameters:	Cyl (gp_Cylinder) –
Return type:	None

Creates a Quadric from a Cone

Parameters:	Cone (gp_Cone) –
Return type:	None

Coefficients()¶

Returns the coefficients of the polynomial equation which define the quadric: xCXX x**2 + xCYY y**2 + xCZZ z**2 + 2 ( xCXY x y + xCXZ x z + xCYZ y z ) + 2 ( xCX x + xCY y + xCZ z ) + xCCte

Parameters:	xCXX (float &) – xCYY (float &) – xCZZ (float &) – xCXY (float &) – xCXZ (float &) – xCYZ (float &) – xCX (float &) – xCY (float &) – xCZ (float &) – xCCte (float &) –
Return type:	None

NewCoefficients()¶

Returns the coefficients of the polynomial equation ( written in the natural coordinates system ) in the local coordinates system defined by Axis

Parameters:	xCXX (float &) – xCYY (float &) – xCZZ (float &) – xCXY (float &) – xCXZ (float &) – xCYZ (float &) – xCX (float &) – xCY (float &) – xCZ (float &) – xCCte (float &) – Axis (gp_Ax3) –
Return type:	None

SetQuadric()¶

Initializes the quadric with a Pln

Parameters:	P (gp_Pln) –
Return type:	None

Initialize the quadric with a Sphere

Parameters:	Sph (gp_Sphere) –
Return type:	None

Initializes the quadric with a Cone

Parameters:	Con (gp_Cone) –
Return type:	None

Initializes the quadric with a Cylinder

Parameters:	Cyl (gp_Cylinder) –
Return type:	None

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