Re: [hatari-devel] IKBD_Cmd_SetMouseScale in the game "The Sentinel"

[Eero Tamminen <oak@xxxxxxxxxxxxxx>]

Hi,

On lauantai 25 toukokuu 2013, Nicolas Pomarède wrote:
> there seems to be a problem in the game "The Sentinel" by Firebird.
> 
> Moving the mouse is extremely slow ; the only unusual thing is that they
> set absolute mouse mode to a very big area, which seems to be
> "compensated" by mouse scale command :
> 
> 
> IKBD_Cmd_AbsMouseMode 2560,3072
> IKBD_Cmd_SetInternalMousePos 1280,1536
> IKBD_Cmd_SetMouseScale 8,16
> IKBD_Cmd_SetYAxisDown
> 
> 
> Then the game read the mouse's position with ReadAbsMousePos.
> 
> eg :
> 
> IKBD_Cmd_ReadAbsMousePos 1280,1536 0x0
> IKBD_Cmd_ReadAbsMousePos 1280,1536 0x0
> IKBD_Cmd_ReadAbsMousePos 1280,1536 0x0
> 
> Strange thing is that IKBD_Cmd_SetMouseScale is storing values in XScale
> and YScale, but it's never used anywhere to scale deltaX/Y values.

Do Paolo's HexTracker or Spectrum512 (which also have mouse problems)
use mouse scaling commands?


> Thomas (or anyone else), do you remember if that's an old part that was
> never implemented ?


	- Eero