Creating Curves

Functions
def	MakeArc
	Create an arc of circle, passing through three given points. More...
def	MakeArcCenter
	Create an arc of circle from a center and 2 points. More...
def	MakeArcOfEllipse
	Create an arc of ellipse, of center and two points. More...
def	MakeCircle
	Create a circle with given center, normal vector and radius. More...
def	MakeCircleR
	Create a circle with given radius. More...
def	MakeCircleThreePnt
	Create a circle, passing through three given points. More...
def	MakeCircleCenter2Pnt
	Create a circle, with given point1 as center, passing through the point2 as radius and laying in the plane, defined by all three given points. More...
def	MakeEllipse
	Create an ellipse with given center, normal vector and radiuses. More...
def	MakeEllipseRR
	Create an ellipse with given radiuses. More...
def	MakePolyline
	Create a polyline on the set of points. More...
def	MakeBezier
	Create bezier curve on the set of points. More...
def	MakeInterpol
	Create B-Spline curve on the set of points. More...
def	MakeInterpolWithTangents
	Create B-Spline curve on the set of points. More...
def	MakeCurveParametric
	Creates a curve using the parametric definition of the basic points. More...
def	MakeIsoline
	Create an isoline curve on a face. More...

Detailed Description

Function Documentation

def MakeArc	(		self,
			thePnt1,
			thePnt2,
			thePnt3,
			theName = None
	)

Create an arc of circle, passing through three given points.

Parameters

thePnt1	Start point of the arc.
thePnt2	Middle point of the arc.
thePnt3	End point of the arc.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created arc.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeArcCenter	(		self,
			thePnt1,
			thePnt2,
			thePnt3,
			theSense = False,
			theName = None
	)

Create an arc of circle from a center and 2 points.

Parameters

thePnt1	Center of the arc
thePnt2	Start point of the arc. (Gives also the radius of the arc)
thePnt3	End point of the arc (Gives also a direction)
theSense	Orientation of the arc
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created arc.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeArcOfEllipse	(		self,
			theCenter,
			thePnt1,
			thePnt2,
			theName = None
	)

Create an arc of ellipse, of center and two points.

Parameters

theCenter	Center of the arc.
thePnt1	defines major radius of the arc by distance from Pnt1 to Pnt2.
thePnt2	defines plane of ellipse and minor radius as distance from Pnt3 to line from Pnt1 to Pnt2.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created arc.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeCircle	(		self,
			thePnt,
			theVec,
			theR,
			theName = None
	)

Create a circle with given center, normal vector and radius.

Parameters

thePnt	Circle center.
theVec	Vector, normal to the plane of the circle.
theR	Circle radius.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created circle.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), geomBuilder.ParseParameters(), and geomBuilder.RaiseIfFailed().

def MakeCircleR	(		self,
			theR,
			theName = None
	)

Create a circle with given radius.

Center of the circle will be in the origin of global coordinate system and normal vector will be codirected with Z axis

Parameters

theR	Circle radius.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created circle.

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeCircleThreePnt	(		self,
			thePnt1,
			thePnt2,
			thePnt3,
			theName = None
	)

Create a circle, passing through three given points.

Parameters

thePnt1,thePnt2,thePnt3	Points, defining the circle.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created circle.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeCircleCenter2Pnt	(		self,
			thePnt1,
			thePnt2,
			thePnt3,
			theName = None
	)

Create a circle, with given point1 as center, passing through the point2 as radius and laying in the plane, defined by all three given points.

Parameters

thePnt1,thePnt2,thePnt3	Points, defining the circle.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created circle.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeEllipse	(		self,
			thePnt,
			theVec,
			theRMajor,
			theRMinor,
			theVecMaj = None,
			theName = None
	)

Create an ellipse with given center, normal vector and radiuses.

Parameters

thePnt	Ellipse center.
theVec	Vector, normal to the plane of the ellipse.
theRMajor	Major ellipse radius.
theRMinor	Minor ellipse radius.
theVecMaj	Vector, direction of the ellipse's main axis.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created ellipse.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), geomBuilder.ParseParameters(), and geomBuilder.RaiseIfFailed().

def MakeEllipseRR	(		self,
			theRMajor,
			theRMinor,
			theName = None
	)

Create an ellipse with given radiuses.

Center of the ellipse will be in the origin of global coordinate system and normal vector will be codirected with Z axis

Parameters

theRMajor	Major ellipse radius.
theRMinor	Minor ellipse radius.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created ellipse.

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakePolyline	(		self,
			thePoints,
			theIsClosed = False,
			theName = None
	)

Create a polyline on the set of points.

Parameters

thePoints	Sequence of points for the polyline.
theIsClosed	If True, build a closed wire.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created polyline.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeBezier	(		self,
			thePoints,
			theIsClosed = False,
			theName = None
	)

Create bezier curve on the set of points.

Parameters

thePoints	Sequence of points for the bezier curve.
theIsClosed	If True, build a closed curve.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created bezier curve.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeInterpol	(		self,
			thePoints,
			theIsClosed = False,
			theDoReordering = False,
			theName = None
	)

Create B-Spline curve on the set of points.

Parameters

thePoints	Sequence of points for the B-Spline curve.
theIsClosed	If True, build a closed curve.
theDoReordering	If TRUE, the algo does not follow the order of thePoints but searches for the closest vertex.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created B-Spline curve.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeInterpolWithTangents	(		self,
			thePoints,
			theFirstVec,
			theLastVec,
			theName = None
	)

Create B-Spline curve on the set of points.

Parameters

thePoints	Sequence of points for the B-Spline curve.
theFirstVec	Vector object, defining the curve direction at its first point.
theLastVec	Vector object, defining the curve direction at its last point.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created B-Spline curve.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.MakeCurveParametric(), geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().

def MakeCurveParametric	(		self,
			thexExpr,
			theyExpr,
			thezExpr,
			theParamMin,
			theParamMax,
			theParamStep,
			theCurveType,
			theNewMethod = False,
			theName = None
	)

Creates a curve using the parametric definition of the basic points.

Parameters

thexExpr	parametric equation of the coordinates X.
theyExpr	parametric equation of the coordinates Y.
thezExpr	parametric equation of the coordinates Z.
theParamMin	the minimal value of the parameter.
theParamMax	the maximum value of the parameter.
theParamStep	the number of steps if theNewMethod = True, else step value of the parameter.
theCurveType	the type of the curve, one of GEOM.Polyline, GEOM.Bezier, GEOM.Interpolation.
theNewMethod	flag for switching to the new method if the flag is set to false a deprecated method is used which can lead to a bug.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created curve.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), geomBuilder.ParseParameters(), and geomBuilder.RaiseIfFailed().

def MakeIsoline	(		self,
			theFace,
			IsUIsoline,
			theParameter,
			theName = None
	)

Create an isoline curve on a face.

Parameters

theFace	the face for which an isoline is created.
IsUIsoline	True for U-isoline creation; False for V-isoline creation.
theParameter	the U parameter for U-isoline or V parameter for V-isoline.
theName	Object name; when specified, this parameter is used for result publication in the study. Otherwise, if automatic publication is switched on, default value is used for result name.

Returns

New GEOM.GEOM_Object, containing the created isoline edge or a compound of edges.

Example

References geomBuilder._autoPublish(), geomBuilder.CurvesOp, geomBuilder.ManageTransactions(), and geomBuilder.RaiseIfFailed().