Geometry to a screen rect.
Great for testing touches against an area of screen occupied by geometry (planes only).
var minPoints : Vector3 = Camera.main.WorldToScreenPoint(renderer.bounds.min); var maxPoints : Vector3 = Camera.main.WorldToScreenPoint(renderer.bounds.max); var sizePoints : Vector3 = maxPoints-minPoints; screenRect = new Rect(minPoints.x,minPoints.y,sizePoints.x,sizePoints.y);