lineangle
Creates a line passing through a point, tangent to a surface and making
a given angle with a curve. When the geodesic argument is set to true,
a geodesic line is created (projected) onto the surface.
Inputs
-
crv
(Curve): curve the line makes an angle with
-
sur
(Surface): surface the line is tangent to or projected onto (provided
geodesic is set to true)
-
pt
(Point): point the line is passing through
-
geodesic
(Boolean): if it is set to
false, the line is not projected onto
sur; if it is set to
true, the line is projected onto
sur
-
start
(LENGTH): algebraic
distance between the line's starting point and
pt
-
end
(LENGTH): algebraic
distance between the line's ending point and
pt
-
angle
(ANGLE): angle the line
makes with
crv
-
orientation
(Boolean):
orientation to set where negative and positive, algebraic distances
are located
Returned Value
-
Line
: line passing through
pt
, tangent (if
geodesic
is set to
false
) to
sur
(or projected onto
sur
if
geodesic
is set to
true
) and making an angle of
angle
with a
crv
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Point.2 = point(0mm, 10mm, 0mm)
PartBody\Point.3 = point(-10mm, 0mm, 0mm)
PartBody\Point.4 = point(0mm, -10mm, 0mm)
PartBody\Curve.1 = spline(PartBody\Point.1, PartBody\Point.3, PartBody\Point.4)
Geometrical Set.1\Line.1 = lineangle (Geometrical Set.1\Curve.1 , Geometrical Set.1\Extrude.1 , Geometrical Set.1\Point.4, false, 0mm, 50mm, 80deg, false)
linetangent
Creates a line tangent to a curve at a given point.
Inputs
- crv(Curve): curve the line
will be tangent to
- pt(Point): point the line
will be tangent to crv at
- start(LENGTH): algebraic
distance between the line's starting point and pt
- end(LENGTH): algebraic
distance between the line's ending point and pt
- orientation(Boolean):
orientation to set where negative and positive, algebraic distances
are located
Returned Value - Line: line tangent to crv at pt
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Point.2 = point(0mm, 10mm, 0mm)
PartBody\Point.3 = point(-10mm, 0mm, 0mm)
PartBody\Point.4 = point(0mm, -10mm, 0mm)
PartBody\Curve.1 = spline(PartBody\Point.1, PartBody\Point.3, PartBody\Point.4)
PartBody\Line.1 = linetangent(PartBody\Curve.1, PartBody\Point.4, -1mm, 3mm, false)
PartBody\Line.2 = linetangent(PartBody\Curve.1, PartBody\Point.4, 3mm, -1mm, false)
PartBody\Line.3 = linetangent(PartBody\Curve.1, PartBody\Point.4, -1mm, 3mm, true)
PartBody\Line.4 = linetangent(PartBody\Curve.1, PartBody\Point.4, 3mm, -1mm, true)
inertiaAxis
Creates the 1st, 2nd or 3rd inertia axis of a given Body, that is to say a line starting from the Body's centroid and going to the direction given by the 1st, 2nd or 3rd eigenvector of the Body's inertia matrix.
Signature
inertiaAxis(rank: Integer[,Body, ..]):
Line
Inputs
- rank(Integer): integer equal
to 1, 2 or 3 to determine which inertia axis is to be
created
- (Body): the Body whose
rank-th inertia axis is to be created
Returned Value
- Line: the rank-th inertia axis of the given Body.
Sample
Geometrical Set.1\Line.1 = inertiaAxis (1 , `PartBody`)
Geometrical Set.1\Line.2 = inertiaAxis (2 , `PartBody`)
Geometrical Set.1\Line.3 = inertiaAxis (3 , `PartBody`)
line
Creates a line.
line (points)
Creates a line from two points.
Inputs
- (Point): extremity of the line to
be created
- (Point): extremity of the line to
be created
Returned Value
-
Line creates a line passing through a point and parallel to a
direction.
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Point.2 = point(0mm, 10mm, 0mm)
PartBody\Line.1 = line(PartBody\Point.1, PartBody\Point.2)
line (point direction)
Creates a line passing through a point and parallel to a direction.
Inputs- pt(Point): point the line
passes through
- dir(Direction): direction
the line is parallel to
- start(LENGTH): algebraic
distance between the line's starting point and pt
- end(LENGTH): algebraic
distance between the line's ending point and pt
- orientation(Boolean):
orientation to set where negative and positive, algebraic distances
are located
Returned Value
-
Line line passing through pt and parallel to dir.
Sample
PartBody\Point.3 = point(-10mm, 0mm, 0mm)
PartBody\Line.2 = line(PartBody\Point.3, direction (`zx plane`), -1mm, 3mm, false)
PartBody\Line.3 = line(PartBody\Point.3, direction (`zx plane`), 3mm, -1mm, false)
PartBody\Line.4 = line(PartBody\Point.3, direction (`zx plane`), -1mm, 3mm, true)
PartBody\Line.5 = line(PartBody\Point.3, direction (`zx plane`), 3mm, -1mm, true)
mainnormal
Creates a line normal to a curve at a given point.
The line is created in the plane which contains the tangent
vector of the curve. If the curve is planar, the line is created in the plane that contains the curve..
Signature
mainnormal(crv: Curve, pt: Point ): Line
Inputs
- crv(Curve): the curve the
line is normal to
- pt(Point): the point of
crv the line passes through
Returned Value
- Line: line normal to crv at pt
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Point.2 = point(0mm, 10mm, 0mm)
PartBody\Point.3 = point(-10mm, 0mm, 0mm)
PartBody\Point.4 = point(0mm, -10mm, 0mm)
PartBody\Curve.1 = spline(PartBody\Point.1, PartBody\Point.3, PartBody\Point.4)
PartBody\Line.1 = mainnormal(PartBody\Curve.1, PartBody\Point.3)
axis
Creates the revolution axis of a circle or a revolution surface.
axis (circle)
Creates the revolution axis of a circle or a portion of circle, an ellipse or a portion of ellipse; or an oblong curve. Swapped cells created through BRep selection mechanism cannot be used as an input.
Inputs
- curve(Curve): circle or portion of circle, ellipse or portion of ellipse; or oblong curve
Returned Value
- Line: revolution axis of
curve
Sample
axis (revolution surface)
Creates the revolution axis of a revolution surface or
portion of a revolution surface. Swapped cells created through BRep
selection mechanism cannot be used as input.
Inputs
- revolutionSurface(Surface): revolution surface or portion of a revolution surface
Returned Value
- Line: revolution axis of revolutionSurface
Sample
Geometrical Set.1\Line.1 = axis(`Geometrical Set.1\Circle.1`)
Geometrical Set.1\Line.2 = axis(`Geometrical Set.1\Conic.1`)
Geometrical Set.1\Line.3 = axis(`Geometrical Set.1\Revolute.1`)
normalnormal
linenormal
Creates a line normal to a surface at a given point.
Inputs
- sur(Surface): surface the
line is normal to
- pt(Point): point on
sur the line is passing through
- start(LENGTH): algebraic
distance between the line's starting point and pt
- end(LENGTH): algebraic
distance between the line's ending point and pt
- orientation(Boolean):
orientation to set where negative and positive, algebraic distances
are located
Returned Value
- Line: line normal to sur at pt
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Line.1 = linenormal (PartBody\Extrude.1, PartBody\Point.1, -1mm, 3mm, false)
PartBody\Line.2 = linenormal (PartBody\Extrude.1, PartBody\Point.1, 3mm, -1mm, false)
PartBody\Line.3 = linenormal (PartBody\Extrude.1, PartBody\Point.1, -1mm, 3mm, true)
PartBody\Line.4 = linenormal (PartBody\Extrude.1, PartBody\Point.1, 3mm, -1mm, true)
binormal
Creates a line normal to a curve at a given point. The line is created in a plane that contains a tangent vector of the curve. If the curve is planar, the line is created in the plane normal to the plane that contains the curve.
Inputs
- crv(Curve): curve the line
is normal to
- pt(Point): point on
crv the line is passing through
Returned Value
- Line: line normal to crv at pt
Sample
PartBody\Point.1 = point(10mm, 0mm, 0mm)
PartBody\Point.2 = point(0mm, 10mm, 0mm)
PartBody\Point.3 = point(-10mm, 0mm, 0mm)
PartBody\Point.4 = point(0mm, -10mm, 0mm)
PartBody\Curve.1 = spline(PartBody\Point.1, PartBody\Point.3, PartBody\Point.4)
PartBody\Line.1 = binormal(PartBody\Curve.1, PartBody\Point.4)
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