Re: org-latex-preview, pNiceArray (running latex twice)

[Uwe Brauer via "General discussions about Org-mode." <emacs-orgmode@gnu.org>]

> Uwe Brauer <oub@mat.ucm.es> writes:

> This is expected.


> dvipng previews expect .dvi files, not .pdf. You must use

> ("latexmk  -f -latex -output-directory=%o %f")

> Except that latex does not produce the desired result, which indicates
> that you are using some very strange package that is not compatible with
> latex.

> I can only suggest using "imagemagick" process to use pdf -> png
> conversion, but truly that should be a bug in the latex package.

I managed to do this 
--8<---------------cut here---------------start------------->8---

 org-preview-latex-default-process is a variable defined in ‘org.el’.
 
 Its value is ‘imagemagick’
--8<---------------cut here---------------end--------------->8---


--8<---------------cut here---------------start------------->8---
org-preview-latex-process-alist

 (imagemagick :programs
              ("latexmk" "convert")
              :description "pdf > png" :message "you need to install the programs: latex and imagemagick." :image-input-type "pdf" :image-output-type "png" :image-size-adjust
              (1.0 . 1.0)
              :latex-compiler
              ("latexmk  -f -pdf  -interaction nonstopmode -output-directory %o %f")
              :image-converter
              ("convert -density %D -trim -antialias %f -quality 100 %O")))
--8<---------------cut here---------------end--------------->8---

But:

--8<---------------cut here---------------start------------->8---

Debugger entered--Lisp error: (error "File \"/tmp/orgtexkNp9XC.pdf\" wasn’t produced.  Please adjust ‘imagemagick’ part of ‘org-preview-latex-process-alist’.")
  signal(error ("File \"/tmp/orgtexkNp9XC.pdf\" wasn’t produced.  Please adjust ‘imagemagick’ part of ‘org-preview-latex-process-alist’."))
  error("File \"/tmp/orgtexkNp9XC.pdf\" wasn't produced.  Please adjust `imagemagick' part of `org-preview-latex-process-alist'.")
  org-compile-file("/tmp/orgtexkNp9XC.tex" ("latexmk  -f -pdf  -interaction nonstopmode -output-directory %o %f") "pdf" "Please adjust `imagemagick' part of `org-preview-latex-process-alist'." #<buffer *Org Preview LaTeX Output*>)
  org-create-formula-image("\\begin{equation*}\n  A^{0}=\n  \\begin{pNiceArray}{C|CCC}[margin]\n    -m^{00}& 0 & 0 & 0\\\\\n    \\hline\n ..." "/home/oub/ALLES/HGs/HG-Org/BUGS/ltximg/org-ltximg_..." (:foreground "black" :background "grey98" :scale 1.5 :html-foreground "Black" :html-background "Transparent" :html-scale 1 :matchers ("begin" "$1" "$" "$$" "\\(" "\\[")) forbuffer imagemagick)
  org-format-latex("ltximg/org-ltximg" 1 404 "/home/oub/ALLES/HGs/HG-Org/BUGS/" overlays nil forbuffer imagemagick)
  org--latex-preview-region(1 404)
  org-latex-preview(nil)
  funcall-interactively(org-latex-preview nil)
  call-interactively(org-latex-preview nil nil)
  command-execute(org-latex-preview)

--8<---------------cut here---------------end--------------->8---

I am puzzled.



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