hedgewars/uCursor.pas
author koda
Wed, 02 May 2012 11:43:43 +0100
changeset 6992 b8f3d8991e92
parent 6580 6155187bf599
child 8026 4a4f21070479
child 8222 d3dc08500fc0
permissions -rw-r--r--
marked a couple of functions as inline resolved all warnings/hints/notes added -Ooregvar optimisation (stores frequently used variables in registers, saving ~30k code size)

unit uCursor;

interface

procedure init;
procedure updatePosition;

implementation

uses SDLh, uVariables;

procedure init;
begin
    SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
end;

procedure updatePosition;
var x, y: LongInt;
begin
    SDL_GetMouseState(@x, @y);

    if(x <> cScreenWidth div 2) or (y <> cScreenHeight div 2) then
        begin
        CursorPoint.X:= CursorPoint.X + x - cScreenWidth div 2;
        CursorPoint.Y:= CursorPoint.Y - y + cScreenHeight div 2;

        if cHasFocus then
            SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
        end
end;

end.