Gaming Crosshair

[Mumms]

HotKeySet("{F5}","Quit"); Press ESC to quit
HotKeySet("{F1}","DrawLines"); Press ESC to quit
Global $CENTER_X = Int(@DesktopWidth/2)
Global $CENTER_Y = Int(@DesktopHeight/2)
$main = 1
$REFRESH = InputBox("DrawLines","Refresh time","5")
While $main = 1
    Sleep(GUICtrlRead($REFRESH*1000))
WEnd

Func DrawLines()
    $main = 1
    WinSetOnTop("asdf","", 1)
    $DC = DllCall ("user32.dll", "int", "GetDC", "hwnd", "")
    For $INDEX = $CENTER_X - 5 To $CENTER_X + 5
        DrawPixel($DC,$INDEX,$CENTER_Y,0x00FF00)
    Next
    For $INDEX = $CENTER_Y - 5 To $CENTER_Y + 5
        DrawPixel($DC,$CENTER_X,$INDEX,0x00FF00)
    Next
EndFunc
    
Func DrawPixel($hDC,$X,$Y,$COLOR)
    DllCall ("gdi32.dll", "long", "SetPixel", "long", $hDC[0], "long", $X, "long", $Y, "long", $COLOR)
EndFunc

Func Quit()
    Exit
EndFunc

I grabbed this code and added my own hotkey to turn it on, but my problem is is that i can't see the crosshair when im in game, so my question is how can i set my crosshair on top so it appears on my game.

[Hawkwing]

If it's a fullscreen game that doesn't run in windowed mode, you have very little hope.