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author | RĂ©mi Verschelde <rverschelde@gmail.com> | 2020-07-02 14:28:49 +0200 |
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committer | GitHub <noreply@github.com> | 2020-07-02 14:28:49 +0200 |
commit | f4aea9353707eb10b8039ae8b2ad8820c5aabe2f (patch) | |
tree | 916f87baa63eb998a8e305898265f0431f13f622 /doc/classes | |
parent | c069f5f5ca1168213632fd6cc3262878f04cc1b9 (diff) | |
parent | 19b72da35da1be4574cbac889e5c5263c2824e70 (diff) |
Merge pull request #38390 from Xrayez/doc-offset-poly-translate
Clarify `Geometry.offset_polygon_2d` regarding vertices translation
Diffstat (limited to 'doc/classes')
-rw-r--r-- | doc/classes/Geometry2D.xml | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/classes/Geometry2D.xml b/doc/classes/Geometry2D.xml index ffd4bd108d..86dc8e864a 100644 --- a/doc/classes/Geometry2D.xml +++ b/doc/classes/Geometry2D.xml @@ -200,6 +200,13 @@ Inflates or deflates [code]polygon[/code] by [code]delta[/code] units (pixels). If [code]delta[/code] is positive, makes the polygon grow outward. If [code]delta[/code] is negative, shrinks the polygon inward. Returns an array of polygons because inflating/deflating may result in multiple discrete polygons. Returns an empty array if [code]delta[/code] is negative and the absolute value of it approximately exceeds the minimum bounding rectangle dimensions of the polygon. Each polygon's vertices will be rounded as determined by [code]join_type[/code], see [enum PolyJoinType]. The operation may result in an outer polygon (boundary) and inner polygon (hole) produced which could be distinguished by calling [method is_polygon_clockwise]. + [b]Note:[/b] To translate the polygon's vertices specifically, use the [method Transform2D.xform] method: + [codeblock] + var polygon = PackedVector2Array([Vector2(0, 0), Vector2(100, 0), Vector2(100, 100), Vector2(0, 100)]) + var offset = Vector2(50, 50) + polygon = Transform2D(0, offset).xform(polygon) + print(polygon) # prints [Vector2(50, 50), Vector2(150, 50), Vector2(150, 150), Vector2(50, 150)] + [/codeblock] </description> </method> <method name="offset_polyline"> |