\addlay does not add interline skip between layers

[ucwmac.git] / ucwmac.tex

diff --git a/ucwmac.tex b/ucwmac.tex
index 642291e7b197e2882b20cc28cc9b5b46842d191d..102496e65e2b27b0250d9f793f9955ab93687911 100644 (file)
--- a/ucwmac.tex
+++ b/ucwmac.tex
@@ -41,6 +41,8 @@
        \voffset=\topmargin
        \advance\voffset by -1truein
        \ifpdf
+               \pdfhorigin=1truein
+               \pdfvorigin=1truein
                \pdfpagewidth=\pagewidth
                \pdfpageheight=\pageheight
        \fi
@@ -87,8 +89,8 @@
 
 % Set all dimensions of a given box register to zero
 \def\smashbox#1{\ht#1=0pt \dp#1=0pt \wd#1=0pt}
-\def\smashedhbox#1{{\setbox0=\hbox{#1}\smashbox0\box0}}
-\def\smashedvbox#1{{\setbox0=\vbox{#1}\smashbox0\box0}}
+\long\def\smashedhbox#1{{\setbox0=\hbox{#1}\smashbox0\box0}}
+\long\def\smashedvbox#1{{\setbox0=\vbox{#1}\smashbox0\box0}}
 
 % Variants of \llap and \rlap working equally on both sides and/or vertically
 \def\hlap#1{\hbox to 0pt{\hss #1\hss}}
@@ -119,7 +121,7 @@
 % and underlays, which are zero-size vboxes positioned absolutely in the
 % front / in the back of the normal material. Also, there are global
 % versions of both which are not reset after every page.
-\def\addlay#1#2{\setbox#1=\vbox{\ifvbox#1\box#1\fi\smashedvbox{#2}}}
+\def\addlay#1#2{\setbox#1=\vbox{\ifvbox#1\box#1\fi\nointerlineskip\smashedvbox{#2}}}
 \def\pageunderlay{\addlay\pageunderlays}
 \def\pageoverlay{\addlay\pageoverlays}
 \def\commonunderlay{\addlay\commonoverlays}