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--- en:design_guide_polygon [2020/11/28 02:53]
JSCAD Editor created
+++ en:design_guide_polygon [2022/05/03 06:53] (current)
JSCAD Editor
@@ Line 6: / Line 6: @@
 //[[http://www.mathsisfun.com/geometry/polygons.html|Learn about polygons at MathIsFun.com]]//
+//NOTE: The ordering of points is VERY IMPORTANT. If the polygon is going to be extruded then the points must be in counter-clockwise order, otherwise the faces of the object will be facing inwards. See [[en:math_guide_orientation|Orientation]].//
+//HINT: Polygons should have a positive area.//
 The following show examples of creating polygons from a list of points.
@@ Line 13: / Line 17: @@
 <code javascript>
-let p1 = polygon([ [0,0],[3,0],[3,3] ])
+const { polygon } = require('@jscad/modeling').primitives
-let p2 = polygon({ points: [ [0,0],[3,0],[3,3] ] })
-</code>
-The CSG library functions can also be used. //NOTE: Deprecated in the V2 API//
+const myshape = polygon({ points: [ [0,0],[3,0],[3,3] ] })
-<code javascript>
-let p3 = CAG.fromPoints([ [0,0],[5,0],[3,5],[0,5] ])
 </code>