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modeling-app/docs/kcl/std-offsetPlane.md
Nick Cameron 83a87b046f Declare std::offsetPlane in KCL (#6344)
* Declare std::offsetPlane in KCL

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Use two axes to define planes in KCL

Signed-off-by: Nick Cameron <nrc@ncameron.org>

---------

Signed-off-by: Nick Cameron <nrc@ncameron.org>
2025-04-24 22:01:27 +12:00

510 KiB

title, excerpt, layout
title excerpt layout
std::offsetPlane Offset a plane by a distance along its normal. manual

Offset a plane by a distance along its normal.

For example, if you offset the XZ plane by 10, the new plane will be parallel to the XZ plane and 10 units away from it.

offsetPlane(
  @plane: Plane,
  offset: number(Length),
): Plane

Arguments

Name Type Description Required
plane Plane The plane (e.g. XY) which this new plane is created from. Yes
offset number(Length) Distance from the standard plane this new plane will be created at. Yes

Returns

Plane

Examples

// Loft a square and a circle on the `XY` plane using offset.
squareSketch = startSketchOn(XY)
    |> startProfileAt([-100, 200], %)
    |> line(end = [200, 0])
    |> line(end = [0, -200])
    |> line(end = [-200, 0])
    |> line(endAbsolute = [profileStartX(%), profileStartY(%)])
    |> close()

circleSketch = startSketchOn(offsetPlane(XY, offset = 150))
    |> circle( center = [0, 100], radius = 50 )

loft([squareSketch, circleSketch])

Rendered example of std::offsetPlane 0

// Loft a square and a circle on the `XZ` plane using offset.
squareSketch = startSketchOn(XZ)
    |> startProfileAt([-100, 200], %)
    |> line(end = [200, 0])
    |> line(end = [0, -200])
    |> line(end = [-200, 0])
    |> line(endAbsolute = [profileStartX(%), profileStartY(%)])
    |> close()

circleSketch = startSketchOn(offsetPlane(XZ, offset = 150))
    |> circle( center = [0, 100], radius = 50 )

loft([squareSketch, circleSketch])

Rendered example of std::offsetPlane 1

// Loft a square and a circle on the `YZ` plane using offset.
squareSketch = startSketchOn(YZ)
    |> startProfileAt([-100, 200], %)
    |> line(end = [200, 0])
    |> line(end = [0, -200])
    |> line(end = [-200, 0])
    |> line(endAbsolute = [profileStartX(%), profileStartY(%)])
    |> close()

circleSketch = startSketchOn(offsetPlane(YZ, offset = 150))
    |> circle( center = [0, 100], radius = 50 )

loft([squareSketch, circleSketch])

Rendered example of std::offsetPlane 2

// Loft a square and a circle on the `-XZ` plane using offset.
squareSketch = startSketchOn(-XZ)
    |> startProfileAt([-100, 200], %)
    |> line(end = [200, 0])
    |> line(end = [0, -200])
    |> line(end = [-200, 0])
    |> line(endAbsolute = [profileStartX(%), profileStartY(%)])
    |> close()

circleSketch = startSketchOn(offsetPlane(-XZ, offset = 150))
    |> circle(center = [0, 100], radius = 50)

loft([squareSketch, circleSketch])

Rendered example of std::offsetPlane 3

// A circle on the XY plane
startSketchOn(XY)
  |> startProfileAt([0, 0], %)
  |> circle( radius = 10, center = [0, 0] )

// Triangle on the plane 4 units above
startSketchOn(offsetPlane(XY, offset = 4))
  |> startProfileAt([0, 0], %)
  |> line(end = [10, 0])
  |> line(end = [0, 10])
  |> close()

Rendered example of std::offsetPlane 4