Re: [Dvipng] sleeping --follow

[Jan-Åke Larsson]

2012-05-31 19:14, Benito van der Zander skrev:
> Hi,
> reading the documentation you would think that you can use the --follow
> option to speed up a tex->png conversion,
> because you can run latex and dvipng in parallel.
> Unfortunately, it becomes much slower, because for most small documents
> latex runs in less than a second, but
> dvipng sleeps for 1s, if the dvi-file is not complete.

Yes, that delay is from the stone age.

> So, I suggest that it does something like this:
>
> 1. for the first 16 ms, dvipng shouldn't sleep at all, but try to read
> continuously from the file
>
> 2. afterwards sleep for 1 ms, then for 4 ms, 9, 16, ... up to a maximum
> of 1024 ms
>
> 3. once a character has been read and processed, it should go back to
> step 1, if the file is still not complete.

I'll see what I can do.

/JÅ