ReactOS Speed (was Re: [ros-kernel] Re: atapi with bus master dma)

Hartmut Birr hartmut.birr at gmx.de
Sun Feb 29 20:17:48 CET 2004


> I have checked the option of disabling the pool checking and 
> it really 
> makes a big difference, it's especially visible when you try 
> to drag the 
> rebars/splitters... Currently the two slowest things that 
> make ReactOS 
> GUI slugish are the VGA driver and Font Rendering (the glyphs aren't 
> cached!).
> 
> - Filip

Hi,

for speed improvement, we can use the vbe driver. There needs only one
little change in win32k.sys. I've changed a test in
MouseSafetyOnDrawStart and MouseSafetyOnDrawEnd, which has prevent from
disabling the cursor on a not device managed surface with a software
cursor. Currently I'm using the vbe driver with a resolution of
1024x768. It works also with bochs.

- Hartmut

  
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