Re: [zile-devel] Upcoming changes to display code

[Reuben Thomas]

> We could use two virtual screens:
>
>  1) One to know the current content of the screen;
>  2) One to know the new content that should be flush on the screen;
>
> The refresh routine should compare both buffers, and update the
> characters that has changes:
>
> for (y=0; y<ROWS; y++)
>  for (x=0; x<COLS; x++)
>    if (oldbuf[y*COLS+x] != newbuf[y*COLS+x])
>      term_update_char (x, y, oldbuf[y*COLS+x]=newbuf[y*COLS+x]);

That's exactly what I'm doing! Much easier and neater than what I 
proposed.

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