Re: [cc65] 3dmaze portability

From: Ullrich von Bassewitz <uz1musoftware.de>
Date: 2009-10-19 12:02:30
Hi!

On Mon, Oct 19, 2009 at 07:47:23AM +0300, Karri Kaksonen wrote:
> I have not checked the tgi driver for this yet. But it should be
> possible to draw on any screen coordinates. Also outside the visible
> screen area. If the tgi driver limits this then I probably need to
> create another driver for 512 by 512 pixel screens that could be used
> for platformers. (And also a new tgi_setviewport call for moving the
> visible screen around the playfield.)

Currently most functions do clipping. tgi_line doesn't by accident. It is
easier to implement clipping in the wrapper than in each single driver. So my
suggestion is actually to use another driver with a virtual screen size of 512
pixels for platform scrollers.

Regards


        Uz


-- 
Ullrich von Bassewitz                                  uz@musoftware.de
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Received on Mon Oct 19 12:03:47 2009

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