Flappy Bird 1

#SingleInstance,Force
SetWorkingDir,%A_ScriptDir%\Game Maker Assets
SetBatchLines,-1
Bird_Grav:=   .17                  ;0.17
Adjustable_Vol:=  -2.7                   ;-2.7
Bird_X:=300
Bird_Y:=250
Y_Pos:=Bird_Y
Bird_Vol:=0
Gui,+AlwaysOnTop
Gui,Add,Picture,x%Bird_X% y%Bird_Y% w50 h50 vBird ,Blue Bot.png
Gui,Show,w1000 h600,Flappy Bird
SetTimer,Watch_Bird,10
return
GuiClose:
    ExitApp
Watch_Bird:
    if(Y_Pos<550)
        {
            Bird_Vol+=Bird_Grav
            Y_Pos+=Bird_Vol
            GuiControl,Move,Bird,y%Y_Pos%
        }
    else
        {
            Bird_Vol:=-1
            Y_Pos+=Bird_Vol
            GuiControl,Move,Bird,y%Y_Pos%
        }
    return
w::
Up::
    Bird_Vol:=Adjustable_Vol
    return
*^ESC::ExitApp