Create a line with two CGPoints SpriteKit Swift

Question

I am trying to make a simple app where you touch a point, and a sprite follows a line through that point to the edge of the screen, no matter where you touch. I want to draw lin

Answer 1

For Swift 3, the CGPathMoveToPoint method doesn't like a nil for the second argument anymore, so I needed a new solution. Here's what I came up with:

let line_path:CGMutablePath = CGMutablePath()
line_path.move(to: CGPoint(x:x1, y:y1))
line_path.addLine(to: CGPoint(x:x2, y:y2))