public static Vector3 WorldOrigin(Camera camera, UIAnchor.Side side, RectOffset offset, bool halfPixel)
{
Vector3 vector3 = new Vector3();
UIAnchor.Flags flag;
vector3.z = 0f;
Rect rect = offset.Add(camera.pixelRect);
float single = rect.xMin;
float single1 = rect.xMax;
float single2 = rect.yMin;
float single3 = rect.yMax;
UIAnchor.Side side1 = side;
float single4 = single;
float single5 = single1;
float single6 = single2;
float single7 = single3;
if (camera.isOrthoGraphic)
{
flag = (!halfPixel ? UIAnchor.Flags.CameraIsOrthographic : UIAnchor.Flags.CameraIsOrthographic | UIAnchor.Flags.HalfPixelOffset);
}
else if (!halfPixel)
{
flag = (UIAnchor.Flags) 0;
}
else
{
flag = UIAnchor.Flags.HalfPixelOffset;
}
UIAnchor.ScreenOrigin(side1, single4, single5, single6, single7, flag, out vector3.x, out vector3.y);
return(camera.ScreenToWorldPoint(vector3));
}
public static void ScreenOrigin(UIAnchor.Side side, float xMin, float xMax, float yMin, float yMax, float relativeOffsetX, float relativeOffsetY, out float x, out float y)
{
float single;
float single1;
UIAnchor.ScreenOrigin(side, xMin, xMax, yMin, yMax, out single, out single1);
x = single + relativeOffsetX * (xMax - xMin);
y = single1 + relativeOffsetY * (yMax - yMin);
}
public static void ScreenOrigin(UIAnchor.Side side, float xMin, float xMax, float yMin, float yMax, UIAnchor.Flags flags, out float x, out float y)
{
float single;
float single1;
float single2;
float single3;
switch ((byte)(flags & (!UIAnchor.Info.isWindows ? UIAnchor.Flags.CameraIsOrthographic : UIAnchor.Flags.CameraIsOrthographic | UIAnchor.Flags.HalfPixelOffset)))
{
case 1:
{
UIAnchor.ScreenOrigin(side, xMin, xMax, yMin, yMax, out single, out single1);
x = Mathf.Round(single);
y = Mathf.Round(single1);
break;
}
case 2:
{
UIAnchor.ScreenOrigin(side, xMin, xMax, yMin, yMax, out x, out y);
break;
}
case 3:
{
UIAnchor.ScreenOrigin(side, xMin, xMax, yMin, yMax, out single2, out single3);
x = Mathf.Round(single2) - 0.5f;
y = Mathf.Round(single3) + 0.5f;
break;
}
default:
{
goto case 2;
}
}
}