z5h

import Browser.Dom
import Element exposing (Element)
import Element.Background as Background
import Element.Border as Border
import Element.Font as Font
import Element.Input as Input
import Html
import Html.Attributes
import Html.Events
import Json.Decode as Decode

ccabanero

class ViewControllerTest: XCTestCase {

    var systemUnderTest: ViewController!
    
    override func setUp() {
        
        super.setUp()
        
        //get the storyboard the ViewController under test is inside
        let storyboard: UIStoryboard = UIStoryboard(name: "Main_iPhone", bundle: nil)

adunsmoor

import UIKit

// Returns a list of points on the convex hull in counter-clockwise order.
// Note: the last point in the returned list is the same as the first one.
//
// https://en.wikibooks.org/wiki/Algorithm_Implementation/Geometry/Convex_hull/Monotone_chain
//
func closedConvexHull(points_ : [CGPoint]) -> [CGPoint] {
    
    // 2D cross product of OA and OB vectors, i.e. z-component of their 3D cross product.