Hyperref-preview conflict

[Andrew Parsloe]

On 4/11/2020 7:03 am, Yu Jin wrote:
> Am So., 1. Nov. 2020 um 21:54 Uhr schrieb Andrew Parsloe 
> <ajparsloe at gmail.com <mailto:ajparsloe at gmail.com>>:
>
>     LyX 2.4.0 testing, windows 10
>
>     Checking  Use Hyperref Support stalls display of previews on my
>     system.
>     I've attached two simple documents showing the effect. In 2.3.5.2 the
>     formation of previews is not stalled, but it is slowed. My (no doubt
>     naive ) notion is that hyperref and preview should have nothing to do
>     with each other.
>
>     Looking at what's going on in the Temp directory, with hyperref ON
>     a pdf
>     is formed of all previews in the document. After a while in
>     2.3.5.2 the
>     individual png-s are then formed of each preview and which then get
>     displayed. In 2.4.0 the pdf of all previews is formed but not the
>     individual png-s. In both cases the log shows entries like
>
>     Preview: Snippet 1 455554 225995 2313809
>     [1
>     Non-PDF special ignored!
>     <special> ps::clippath fill
>
>     for each preview. With hyperref OFF no pdf is formed and each preview
>     generates a log entry like
>
>     Preview: Snippet 1 4634698 235932 22609920
>
>
> Can you try following:
> Tolls -> Preferences -> Paths -> PATH prefix: find
> $LyXDir\ghostscript and change to
> $LyXDir\ghostscript\bin
>
> report if the outcome.
> -- 
>     Eugene
>
Yes, the preview now forms (in 2.4.0 testing), although it still takes 
the 'long' route of creating a pdf in the Temp directory before creating 
the png. The preview log shows

Preview: Snippet 1 455554 225995 2313809
[1
Non-PDF special ignored!
<special> ps::clippath fill

Andrew

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