void OnGUI()
{
if (drawRect)
{
// Create a rect from both mouse positions
var rect = MouseUtils.GetScreenRect(firstPosition, Input.mousePosition);
MouseUtils.DrawScreenRect(rect, new Color(0.8f, 0.8f, 0.95f, 0.25f));
MouseUtils.DrawScreenRectBorder(rect, 2, new Color(0.8f, 0.8f, 0.95f));
}
}