Re: [O] Question on latex source block

[Jambunathan K]

Eric Schulte <address@hidden> writes:

> Alright,
>
> I've just committed a patch which gets part-way to your suggest
> solution.  While the two backend-specific functions are still separate
> (I agree they should be combined), I have brought back the
> `org-create-formula-image' function, which now dispatches to the backend
> specific functions.
>
> Additionally there are some problems in the `org-format-latex' function.
> It lists mandatory arguments as optional, and appears to create
> variables which are not required or properly set.
>
> These function should probably be cleaned at some point up by whoever is
> maintaining Org-mode's LaTeX interfaces.

This (or one of the recent commits) is creating the following
regression.  I have not dived in to the details.

Export the below snippert with C-c C-e o.  You will see this.

Export works fine with tree at commit 8e445333.  

Debugger entered--Lisp error: (error "Not enough arguments for format string")
  format("rgb %s %s %s")
  apply(format "rgb %s %s %s" nil)
  org-dvipng-color-format("Transparent")
  org-create-formula-image-with-dvipng(#("\\begin{equation*}\n     
x=\\sqrt{b}\n     \\end{equation*}" 0 18 (fontified t) 18 54 (fontified t)) 
"/home/kjambunathan/ltxpng/regression_8ae36f2f639503b0a2290277a2d42b284db15c21.png"
 (:foreground default :background default :scale 1.0 :html-foreground "Black" 
:html-background "Transparent" :html-scale 1.0 :matchers ("begin" "$1" "$" "$$" 
"\\(" "\\[")) nil)
  org-create-formula-image(#("\\begin{equation*}\n     x=\\sqrt{b}\n     
\\end{equation*}" 0 18 (fontified t) 18 54 (fontified t)) 
"/home/kjambunathan/ltxpng/regression_8ae36f2f639503b0a2290277a2d42b284db15c21.png"
 (:foreground default :background default :scale 1.0 :html-foreground "Black" 
:html-background "Transparent" :html-scale 1.0 :matchers ("begin" "$1" "$" "$$" 
"\\(" "\\[")) nil dvipng)
  org-format-latex("ltxpng/regression" "." nil "Creating LaTeX image %s" nil 
nil dvipng)
  org-export-odt-do-preprocess-latex-fragments()
  org-export-odt-preprocess-latex-fragments()
  run-hooks(org-export-preprocess-after-blockquote-hook)
  org-export-preprocess-string(#("#+TITLE:     regression.org\n#+AUTHOR:    
Jambunathan K\n#+EMAIL:     address@hidden:      2012-09-13 
Thu\n#+DESCRIPTION:\n#+KEYWORDS:\n#+LANGUAGE:  en\n#+OPTIONS:   H:3 num:t toc:t 
\\n:nil @:t ::t |:t ^:t -:t f:t *:t <:t\n#+OPTIONS:   TeX:t LaTeX:dvipng 
skip:nil d:t todo:t pri:nil tags:t\n#+INFOJS_OPT: view:nil toc:nil ltoc:t 
mouse:underline buttons:0 
path:http://orgmode.org/org-info.js\n#+EXPORT_SELECT_TAGS: 
export\n#+EXPORT_EXCLUDE_TAGS: noexport\n#+LINK_UP:   \n#+LINK_HOME: 
\n#+XSLT:\n\n\n#+name: Equation:2\n     \\begin{equation*}\n     x=\\sqrt{b}\n  
   \\end{equation*}\n" 0 8 (fontified t font-lock-fontified t face 
org-document-info-keyword) 8 13 (fontified t) 13 27 (fontified t 
font-lock-fontified t face org-document-title) 27 28 (fontified t) 28 37 
(fontified t font-lock-fontified t face org-document-info-keyword) 37 41 
(fontified t) 41 54 (fontified t font-lock-fontified t face org-document-info) 
54 55 (fontified t) 55 63 (fontified t font-lock-fontified t face 
org-document-info-keyword) 63 68 (fontified t) 68 90 (fontified t 
font-lock-fontified t face org-document-info) 90 91 (fontified t) 91 98 
(fontified t font-lock-fontified t face org-document-info-keyword) 98 104 
(fontified t) 104 118 (fontified t font-lock-fontified t face 
org-document-info) 118 119 (fontified t) 119 133 (fontified t 
font-lock-fontified t face org-meta-line) 133 134 (fontified t) 134 145 
(fontified t font-lock-fontified t face org-meta-line) 145 146 (fontified t) 
146 161 (fontified t font-lock-fontified t face org-meta-line) 161 162 
(fontified t) 162 229 (fontified t font-lock-fontified t face org-meta-line) 
229 230 (fontified t) 230 296 (fontified t font-lock-fontified t face 
org-meta-line) 296 297 (fontified t) 297 366 (fontified t font-lock-fontified t 
face org-meta-line) 366 395 (fontified t font-lock-fontified t org-no-flyspell 
t mouse-face highlight face org-meta-line keymap #1=(keymap (follow-link . 
mouse-face) (mouse-3 . org-find-file-at-mouse) (mouse-2 . org-open-at-mouse))) 
395 396 (fontified t rear-nonsticky (mouse-face highlight keymap invisible 
intangible help-echo org-linked-text) font-lock-fontified t org-no-flyspell t 
mouse-face highlight face org-meta-line keymap #1#) 396 397 (fontified t) 397 
425 (fontified t font-lock-fontified t face org-meta-line) 425 426 (fontified 
t) 426 457 (fontified t font-lock-fontified t face org-meta-line) 457 458 
(fontified t) 458 471 (fontified t font-lock-fontified t face org-meta-line) 
471 472 (fontified t) 472 485 (fontified t font-lock-fontified t face 
org-meta-line) 485 486 (fontified t) 486 493 (fontified t font-lock-fontified t 
face org-meta-line) 493 494 (fontified t) 494 495 (fontified t) 495 496 
(fontified t) 496 514 (fontified t font-lock-fontified t face org-meta-line) 
514 515 (fontified t) 515 538 (fontified t) 538 575 (fontified t)) 
:emph-multiline t :for-backend odt :skip-before-1st-heading nil :drawers t 
:todo-keywords t :tasks t :tags t :priority nil :footnotes t :timestamps t 
:archived-trees headline :select-tags ("export") :exclude-tags ("noexport") 
:add-text nil :LaTeX-fragments dvipng)
  org-do-lparse(nil hidden nil nil nil nil)
  org-lparse("odt" "odt" nil hidden)
  org-lparse-and-open("odt" "odt" nil)
  #[nil "\303\206\304\304     #\n \210\207" 
[org-export-odt-preferred-output-format arg --cleanup-xml-buffers 
org-lparse-and-open "odt"] 4]()
  org-export-as-odt-and-open(nil)
  call-interactively(org-export-as-odt-and-open)
  org-export(nil)


--8<---------------cut here---------------start------------->8---
#+TITLE:     regression.org
#+AUTHOR:    Jambunathan K
#+EMAIL:     address@hidden
#+DATE:      2012-09-13 Thu
#+DESCRIPTION:
#+KEYWORDS:
#+LANGUAGE:  en
#+OPTIONS:   H:3 num:t toc:t \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t
#+OPTIONS:   TeX:t LaTeX:dvipng skip:nil d:t todo:t pri:nil tags:t
#+INFOJS_OPT: view:nil toc:nil ltoc:t mouse:underline buttons:0 
path:http://orgmode.org/org-info.js
#+EXPORT_SELECT_TAGS: export
#+EXPORT_EXCLUDE_TAGS: noexport
#+LINK_UP:   
#+LINK_HOME: 
#+XSLT:


#+name: Equation:2
     \begin{equation*}
     x=\sqrt{b}
     \end{equation*}
--8<---------------cut here---------------end--------------->8---


--