public static Vector3 GetRectPointLocal(this RectTransform inCanvasRect, RectPositions position)
{
Vector3 localPos = Vector3.zero;
switch (position)
{
case RectPositions.TopLeft: localPos = new Vector3(inCanvasRect.rect.xMin, inCanvasRect.rect.yMax, inCanvasRect.localPosition.z); break;
case RectPositions.TopCenter: localPos = new Vector3(inCanvasRect.rect.center.x, inCanvasRect.rect.yMax, inCanvasRect.localPosition.z); break;
case RectPositions.TopRight: localPos = new Vector3(inCanvasRect.rect.xMax, inCanvasRect.rect.yMax, inCanvasRect.localPosition.z); break;
case RectPositions.MiddleLeft: localPos = new Vector3(inCanvasRect.rect.xMin, inCanvasRect.rect.center.y, inCanvasRect.localPosition.z); break;
case RectPositions.MiddleCenter: localPos = new Vector3(inCanvasRect.rect.center.x, inCanvasRect.rect.center.y, inCanvasRect.localPosition.z); break;
case RectPositions.MiddleRight: localPos = new Vector3(inCanvasRect.rect.xMax, inCanvasRect.rect.center.y, inCanvasRect.localPosition.z); break;
case RectPositions.BottomLeft: localPos = new Vector3(inCanvasRect.rect.xMin, inCanvasRect.rect.yMin, inCanvasRect.localPosition.z); break;
case RectPositions.BottomCenter: localPos = new Vector3(inCanvasRect.rect.center.x, inCanvasRect.rect.yMin, inCanvasRect.localPosition.z); break;
case RectPositions.BottomRight: localPos = new Vector3(inCanvasRect.rect.xMax, inCanvasRect.rect.yMin, inCanvasRect.localPosition.z); break;
}
return(localPos);
}
public static Vector3 GetRectPointWorld(this RectTransform inCanvasRect, RectPositions position)
{
Vector3 localPos;
localPos = inCanvasRect.GetRectPointLocal(position);
Vector3 worldPos = inCanvasRect.TransformPoint(localPos);
return(worldPos);
}
public static Vector3 CanvasToCameraWorldPoint(this Camera cam, Canvas canvas, RectTransform inCanvasRect, RectPositions position, float depth)
{
Vector3 worldPos = inCanvasRect.GetRectPointWorld(position);
Vector3 output = cam.CanvasToCameraWorldPoint(canvas, worldPos, depth);
return(output);
}
