texlive[65464] Master/texmf-dist: lua-visual-debug (4jan23)
commits+karl at tug.org
commits+karl at tug.org
Wed Jan 4 22:19:29 CET 2023
Revision: 65464
http://tug.org/svn/texlive?view=revision&revision=65464
Author: karl
Date: 2023-01-04 22:19:29 +0100 (Wed, 04 Jan 2023)
Log Message:
-----------
lua-visual-debug (4jan23)
Modified Paths:
--------------
trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/README.md
trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.pdf
trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.tex
trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/sample-plain.pdf
trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/sample.pdf
trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.lua
trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.sty
Modified: trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/README.md
===================================================================
--- trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/README.md 2023-01-04 21:19:12 UTC (rev 65463)
+++ trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/README.md 2023-01-04 21:19:29 UTC (rev 65464)
@@ -20,9 +20,9 @@
but other engines only show a warning message.
-Copyright 2012–2021 Patrick Gundlach (<patrick at gundla.ch>) and others (see Git information)
+Copyright 2012–2023 Patrick Gundlach (<patrick at gundla.ch>) and others (see Git information)
-Package version: 0.8
+Package version: 0.9
Public repository: <https://github.com/pgundlach/lvdebug>
Modified: trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.pdf
===================================================================
(Binary files differ)
Modified: trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.tex
===================================================================
--- trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.tex 2023-01-04 21:19:12 UTC (rev 65463)
+++ trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/lvdebug-doc.tex 2023-01-04 21:19:29 UTC (rev 65464)
@@ -1,6 +1,6 @@
\documentclass{article}
\usepackage{graphicx,listings,lmodern,luatextra}
-\newcommand\pkgversion{0.8}
+\newcommand\pkgversion{0.9}
\newcommand*\pgsmall{\fontsize{8.5}{8.7}\selectfont\ttfamily}
\lstset{basicstyle=\pgsmall,
@@ -48,7 +48,7 @@
\noindent\includegraphics[width=.9\textwidth]{lvdebugdetail1-num}
\begin{enumerate}
\item A vertical glue. Beginning and end are marked with a small tick. At the mark 1, two vertical glues are connected.
-\item A horizontal glue.
+\item A horizontal glue. Blue dashed lines represent stretched glues, magenta lines represent shrunk glues, gray at their natural width.
\item A negative kern. Positive kerns are yellow.
\item A possible hyphenation point.
\item Horizontal and vertical boxes are drawn with a border.
@@ -64,7 +64,7 @@
\section{Copying}
-Copyright 2012–2021 Patrick Gundlach (patrick at gundla.ch) and other authors (see Git for information), licensed under the MIT license. See the Lua file for details.
+Copyright 2012–2023 Patrick Gundlach (patrick at gundla.ch) and other authors (see Git for information), licensed under the MIT license. See the Lua file for details.
\end{document}
Modified: trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/sample-plain.pdf
===================================================================
(Binary files differ)
Modified: trunk/Master/texmf-dist/doc/luatex/lua-visual-debug/sample.pdf
===================================================================
(Binary files differ)
Modified: trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.lua
===================================================================
--- trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.lua 2023-01-04 21:19:12 UTC (rev 65463)
+++ trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.lua 2023-01-04 21:19:29 UTC (rev 65464)
@@ -1,23 +1,26 @@
--- Copyright 2012-2021 Patrick Gundlach, patrick at gundla.ch
--- Public repository: https://github.com/pgundlach/lvdebug (issues/pull requests,...)
--- Version: 0.8
+-- Copyright 2012-2023 Patrick Gundlach, patrick at gundla.ch Public repository:
+-- https://github.com/pgundlach/lvdebug (issues/pull requests,...) Version: see
+-- Makefile
--- Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the
--- "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge,
--- publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do
--- so, subject to the following conditions:
+-- Permission is hereby granted, free of charge, to any person obtaining a copy
+-- of this software and associated documentation files (the "Software"), to deal
+-- in the Software without restriction, including without limitation the rights
+-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+-- copies of the Software, and to permit persons to whom the Software is
+-- furnished to do so, subject to the following conditions:
--
--- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+-- The above copyright notice and this permission notice shall be included in
+-- all copies or substantial portions of the Software.
--
--- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
--- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
--- FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
--- WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-- SOFTWARE.
-
-module(...,package.seeall)
-
-- There are 65782 scaled points in a PDF point
-- Therefore we need to divide all TeX lengths by
-- this amount to get the PDF points.
@@ -27,13 +30,13 @@
-- The idea is the following: at page shipout, all elements on a page are fixed.
-- TeX creates an intermediate data structure before putting that into the PDF
-- We can "intercept" that data structure and add pdf_literal (whatist) nodes,
--- that makes glues, kerns and other items visible by drawing a rule, rectangle or
--- other visual aids.
--- This has no influence on typeset material, because these pdf_literal instructions
--- are only visible to the PDF file (PDF renderer) and have no size themselves.
+-- that makes glues, kerns and other items visible by drawing a rule, rectangle
+-- or other visual aids. This has no influence on typeset material, because
+-- these pdf_literal instructions are only visible to the PDF file (PDF
+-- renderer) and have no size themselves.
--- We recursively loop through the contents of boxes and look at the (linear) list of
--- items in that box. We start at the "shipout box".
+-- We recursively loop through the contents of boxes and look at the (linear)
+-- list of items in that box. We start at the "shipout box".
-- The "algorithm" goes like this:
--
@@ -61,7 +64,7 @@
local KERN = node.id("kern")
local PENALTY = node.id("penalty")
-function math.round(num, idp)
+local function math_round(num, idp)
if idp and idp>0 then
local mult = 10^idp
return math.floor(num * mult + 0.5) / mult
@@ -69,19 +72,26 @@
return math.floor(num + 0.5)
end
-local curdir = {}, pardir
+local curdir = {}
+local show_page_elements
+
function show_page_elements(parent)
local head = parent.list
while head do
local has_dir = false
- if head.dir == "TLT" then table.insert(curdir,"ltr") has_dir=true elseif head.dir == "TRT" then table.insert(curdir,"rtl") has_dir=true end
+ if head.dir == "TLT" then
+ table.insert(curdir,"ltr")
+ has_dir=true
+ elseif head.dir == "TRT" then
+ table.insert(curdir,"rtl") has_dir=true
+ end
if head.id == HLIST or head.id == VLIST then
local rule_width = 0.1
- local wd = math.round(head.width / number_sp_in_a_pdf_point - rule_width ,2)
- local ht = math.round((head.height + head.depth) / number_sp_in_a_pdf_point - rule_width ,2)
- local dp = math.round(head.depth / number_sp_in_a_pdf_point - rule_width / 2 ,2)
+ local wd = math_round(head.width / number_sp_in_a_pdf_point - rule_width ,2)
+ local ht = math_round((head.height + head.depth) / number_sp_in_a_pdf_point - rule_width ,2)
+ local dp = math_round(head.depth / number_sp_in_a_pdf_point - rule_width / 2 ,2)
-- recurse into the contents of the box
show_page_elements(head)
@@ -100,8 +110,8 @@
if head.width == -1073741824 or head.height == -1073741824 or head.depth == -1073741824 then
-- ignore for now -- these rules are stretchable
else
- local dp = math.round( head.depth / number_sp_in_a_pdf_point ,2)
- local ht = math.round( head.height / number_sp_in_a_pdf_point ,2)
+ local dp = math_round( head.depth / number_sp_in_a_pdf_point ,2)
+ local ht = math_round( head.height / number_sp_in_a_pdf_point ,2)
show_rule.data = string.format("q 1 0 0 RG 1 0 0 rg 0.4 w 0 %g m 0 %g l S Q",-dp,ht)
end
parent.list = node.insert_before(parent.list,head,show_rule)
@@ -122,7 +132,7 @@
elseif mode == "-" then
local x = table.remove(curdir)
if x ~= ldir then
- warning("paragraph direction incorrect, found %s, expected %s",ldir,x)
+ print(string.format("paragraph direction incorrect, found %s, expected %s",ldir,x))
end
end
@@ -141,13 +151,13 @@
color = "1 0 1 RG"
end
local pdfstring = node.new("whatsit","pdf_literal")
- local wd_bp = math.round(wd / number_sp_in_a_pdf_point,2)
+ local wd_bp = math_round(wd / number_sp_in_a_pdf_point,2)
if curdir[#curdir] == "rtl" then wd_bp = wd_bp * -1 end
if parent.id == HLIST then
- pdfstring.data = string.format("q %s [0.2] 0 d 0.5 w 0 0 m %g 0 l s Q",color,wd_bp)
+ pdfstring.data = string.format("q %s [0.2] 0 d 0.5 w 0 0 m %g 0 l S Q", color, wd_bp)
else -- vlist
- pdfstring.data = string.format("q 0.1 G 0.1 w -0.5 0 m 0.5 0 l -0.5 %g m 0.5 %g l s [0.2] 0 d 0.5 w 0.25 0 m 0.25 %g l s Q",-wd_bp,-wd_bp,-wd_bp)
+ pdfstring.data = string.format("q 0.1 G 0.1 w -0.5 0 m 0.5 0 l -0.5 %g m 0.5 %g l S [0.2] 0 d 0.5 w 0.25 0 m 0.25 %g l S Q",-wd_bp,-wd_bp,-wd_bp)
end
parent.list = node.insert_before(parent.list,head,pdfstring)
@@ -155,9 +165,9 @@
local rectangle = node.new("whatsit","pdf_literal")
local color = "1 1 0 rg"
if head.kern < 0 then color = "1 0 0 rg" end
- local k = math.round(head.kern / number_sp_in_a_pdf_point,2)
+ local k = math_round(head.kern / number_sp_in_a_pdf_point,2)
if parent.id == HLIST then
- rectangle.data = string.format("q %s 0 w 0 0 %g 1 re B Q",color, k )
+ rectangle.data = string.format("q %s 0 w 0 0 %g 1 re B Q",color, k )
else
rectangle.data = string.format("q %s 0 w 0 0 1 %g re B Q",color, -k )
end
@@ -180,3 +190,8 @@
end
return true
end
+
+
+return {
+ show_page_elements = show_page_elements
+}
\ No newline at end of file
Modified: trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.sty
===================================================================
--- trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.sty 2023-01-04 21:19:12 UTC (rev 65463)
+++ trunk/Master/texmf-dist/tex/luatex/lua-visual-debug/lua-visual-debug.sty 2023-01-04 21:19:29 UTC (rev 65464)
@@ -1,7 +1,7 @@
% see lua file for copyright information (MIT License)
-\def\lvdebugpkgdate{2021/01/07}
-\def\lvdebugpkgversion{0.8}
+\def\lvdebugpkgdate{2023/01/04}
+\def\lvdebugpkgversion{0.9}
\ifx\ProvidesPackage\undefined
\input ifluatex.sty\relax
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