Re: [cc65] TGI preview

From: <>
Date: 2009-11-15 01:16:04
On 2009-11-14, at 23:54, wrote:

> I haven't checked the sources/docs on that so please have mercy if it's already there or something but I was wondering how difficult or easy would it be to have the "reversed" version of the GI. I mean one where clearing would fill the screen with ones instead of zeros, and every drawing would clear the bits out by setting them to zeros.
> This could be done f. e. by passing an arg to tgi_init () to set the drawing context. Of course drawing functions could take similar arg but setting the context globally would be good for start.
> Why would one do that? I believe that this would allow some easily achievable, and CPU efficient effects on most platforms - like flashing, colour rotations, etc. just by changing the background colour, which (I guess) is possible not only on C64 and Co..
> Does that make some sense?

... any sense? :-(

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Received on Sun Nov 15 01:16:13 2009

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