If 2 or more resolutions are available, use the 2nd in the list. This should (usually) be smaller than the desktop resolution, which should reduce noob fail (not realising part of interface is obscured)
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.