Phillipe has bee so kind as to forward me an MWE.

On my Mac M2 Sequoia 15.0 and LyX 2.4.2 (hot off the press :-)-O) it
fails to preview the PDFTricks example too, and shows the TiKZ one.

It compiles with LuaLaTeX to PDF but not with PDFLaTeX. Can that have
anything to do with the Preview?

el

On 2024/09/10 15:35, camus.phili...@free.fr wrote:
> 
> First part of an answer from myself : preview works fine with tikz
> pictures. The problem seems to be linked with pstricks, but why ?
> 
> Thanks
> 
> ------------------------------------------------------------------------
[...]
>
> 
Hello> Since I have installed Lyx2.4, the instant preview doesn't work
fine :
> For math preview, it's just very slow, but for pstricks pictures I
> get no preview at all, and the console show : ghostcript failed on
> page ... I Installed texlive-fontutils, then the warning change to: 
> epstopdf failed on page ...
> 
> I have read something about cprotect.sty and suffix.sty : both are 
> installed (with latexextra). The problem appears with archlinux
> (endeavour, garuda and manjaro) and with debian (Sparky).
> 
> Any idea ? Thanks Philippe
#LyX 2.4 created this file. For more info see https://www.lyx.org/
\lyxformat 620
\begin_document
\begin_header
\save_transient_properties true
\origin unavailable
\textclass article
\begin_preamble
\usepackage{tikz,pst-plot}
\usepackage{tikz-3dplot}
\usetikzlibrary{arrows.meta} % for arrow size
\usetikzlibrary{3d} % for canvas is
\usepackage{xcolor}
\usepackage[outline]{contour} % glow around text
\contourlength{0.9pt}
\usetikzlibrary{bending} % for arrow head angle

\colorlet{veccol}{green!50!black}
\colorlet{myred}{red!70!black}
\colorlet{mycontourred}{red!55!black!3} % for contour
\colorlet{mycontourred2}{red!55!black!6} % for contour
\colorlet{myblue}{blue!70!black}
\colorlet{mydarkred}{red!40!black}
\colorlet{mydarkblue}{blue!30!black}
\colorlet{CMScol}{red!80!black}
\colorlet{ATLAScol}{blue!80!black}
\tikzset{>=latex} % for LaTeX arrow head
\tikzstyle{axis}=[->,thick,line cap=round]
\tikzstyle{detector}=[thick,draw=mydarkred,rotate around z=\ang]
\tikzstyle{beam pipe}=[draw=blue!20!black!50,fill=blue!20!black!10,rotate 
around z=\ang]
\tikzstyle{detector surface}=[red!60!black!10,opacity=0.5,rotate around z=\ang]
\usetikzlibrary{angles,quotes} % for pic (angle labels)
\newcommand*{\vv}[1]{\vec{\mkern0mu#1}} % aligned vector arrow
\end_preamble
\use_default_options true
\maintain_unincluded_children no
\language english
\language_package default
\inputencoding auto-legacy
\fontencoding auto
\font_roman "default" "default"
\font_sans "default" "default"
\font_typewriter "default" "default"
\font_math "auto" "auto"
\font_default_family default
\use_non_tex_fonts false
\font_sc false
\font_roman_osf false
\font_sans_osf false
\font_typewriter_osf false
\font_sf_scale 100 100
\font_tt_scale 100 100
\use_microtype false
\use_dash_ligatures true
\graphics default
\default_output_format default
\output_sync 0
\bibtex_command default
\index_command default
\paperfontsize default
\spacing single
\use_hyperref false
\papersize default
\use_geometry false
\use_package amsmath 1
\use_package amssymb 1
\use_package cancel 1
\use_package esint 1
\use_package mathdots 1
\use_package mathtools 1
\use_package mhchem 1
\use_package stackrel 1
\use_package stmaryrd 1
\use_package undertilde 1
\cite_engine basic
\cite_engine_type default
\biblio_style plain
\use_bibtopic false
\use_indices false
\paperorientation portrait
\suppress_date false
\justification true
\use_refstyle 1
\use_formatted_ref 0
\use_minted 0
\use_lineno 0
\index Index
\shortcut idx
\color #008000
\end_index
\secnumdepth 3
\tocdepth 3
\paragraph_separation indent
\paragraph_indentation default
\is_math_indent 0
\math_numbering_side default
\quotes_style english
\dynamic_quotes 0
\papercolumns 1
\papersides 1
\paperpagestyle default
\tablestyle default
\tracking_changes false
\output_changes false
\change_bars false
\postpone_fragile_content false
\html_math_output 0
\html_css_as_file 0
\html_be_strict false
\docbook_table_output 0
\docbook_mathml_prefix 1
\end_header

\begin_body

\begin_layout Standard
\begin_inset Preview

\begin_layout Standard
\begin_inset ERT
status collapsed

\begin_layout Plain Layout


\backslash
tdplotsetmaincoords{75}{50}
\end_layout

\begin_layout Plain Layout


\backslash
begin{tikzpicture}[scale=2.7,tdplot_main_coords,rotate around x=90]
\end_layout

\begin_layout Plain Layout

  
\end_layout

\begin_layout Plain Layout

  % VARIABLES
\end_layout

\begin_layout Plain Layout

  
\backslash
def
\backslash
rvec{1.2}
\end_layout

\begin_layout Plain Layout

  
\backslash
def
\backslash
thetavec{40}
\end_layout

\begin_layout Plain Layout

  
\backslash
def
\backslash
phivec{70}
\end_layout

\begin_layout Plain Layout

  
\backslash
def
\backslash
w{0.2}
\end_layout

\begin_layout Plain Layout

  
\backslash
coordinate (O) at (0,0,0);
\end_layout

\begin_layout Plain Layout

  
\backslash
tdplotsetcoord{O'}{0.04}{
\backslash
thetavec}{
\backslash
phivec} % shifted
\end_layout

\begin_layout Plain Layout

  
\backslash
tdplotsetcoord{O''}{0.022}{90}{
\backslash
phivec} % shifted
\end_layout

\begin_layout Plain Layout

  
\backslash
tdplotsetcoord{P}{
\backslash
rvec}{
\backslash
thetavec}{
\backslash
phivec}
\end_layout

\begin_layout Plain Layout

  
\end_layout

\begin_layout Plain Layout

  % AXES
\end_layout

\begin_layout Plain Layout

  
\backslash
fill[black!20!red] (O) circle(0.8pt) node[left=4,below=2] {CMS};
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[axis] (0,0.028,0) -- (0,1,0) node[below right]{$y$};
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[axis] (0,0,0.028) -- (0,0,1) node[below right]{$z$};
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[axis] (0.030,0,0) -- (1,0,0) node[below left]{$x$};
\end_layout

\begin_layout Plain Layout

  
\end_layout

\begin_layout Plain Layout

  % VECTORS
\end_layout

\begin_layout Plain Layout

  %
\backslash
fill[radius=0.4,red] (P) circle;
\end_layout

\begin_layout Plain Layout

  %
\backslash
draw[dashed,myred] (O'') -- (Pxy);
\end_layout

\begin_layout Plain Layout

  %
\backslash
draw[dashed,myred] (Px) -- (Pxy);
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[->,red,line cap=round] (O'') -- (Pxy) node[anchor=130] {$
\backslash
vv{p}_
\backslash
mathrm{T}$};
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[dashed,myred,line join=round] (Py) -- (Pxy) -- (P);
\end_layout

\begin_layout Plain Layout

  
\backslash
draw[->,red,line cap=round] (O') -- (P) node[anchor=-30] {$
\backslash
vv{p}$};
\end_layout

\begin_layout Plain Layout

  
\end_layout

\begin_layout Plain Layout

  % ARCS
\end_layout

\begin_layout Plain Layout

  
\backslash
tdplotdrawarc[->]{(O)}{0.2}{0}{
\backslash
phivec}
\end_layout

\begin_layout Plain Layout

    {anchor=-160,inner sep=1.5pt}{$
\backslash
phi$} %{
\backslash
contour{white}{$
\backslash
phi$}}
\end_layout

\begin_layout Plain Layout

  
\backslash
tdplotdrawarc[->,rotate around z=
\backslash
phivec-90,rotate around y=-90]{(O)}{0.4}{0}{
\backslash
thetavec}
\end_layout

\begin_layout Plain Layout

    {anchor=mid east,inner sep=2pt}{$
\backslash
theta$}
\end_layout

\begin_layout Plain Layout

  
\end_layout

\begin_layout Plain Layout


\backslash
end{tikzpicture}
\end_layout

\begin_layout Plain Layout

\end_layout

\end_inset


\end_layout

\end_inset


\end_layout

\begin_layout Standard

\lang french
\begin_inset Preview

\begin_layout Standard

\lang french
\begin_inset ERT
status collapsed

\begin_layout Plain Layout


\backslash
pspicture(-5,-5)(5,5)
\end_layout

\begin_layout Plain Layout


\backslash
psplot{-5}{5}{x 2 add x 3 sub mul 4 div}
\end_layout

\begin_layout Plain Layout


\backslash
endpspicture
\end_layout

\end_inset


\end_layout

\end_inset


\end_layout

\end_body
\end_document
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