Initial commit

1 files changed, 26 insertions, 0 deletions

diff --git a/systems/tex-extensions/clasen/hz/hz-glue.ch b/systems/tex-extensions/clasen/hz/hz-glue.ch
new file mode 100644
index 0000000000..e38a1f4572
--- /dev/null
+++ b/systems/tex-extensions/clasen/hz/hz-glue.ch
@@ -0,0 +1,26 @@
+@x
+@p function adjust_excess(p:pointer;r:real):scaled;
+@y
+@p function adjust_excess(p:pointer;r:glue_ratio):scaled;
+@z
+
+@x
+    d:=abs(v+char_width(f)(i)-r*w);
+@y
+    d:=abs(v+char_width(f)(i)-glue_mult(r,w));
+@z
+
+@x
+      dd:=abs(v+char_width(ff)(ii)-r*w);
+@y
+      dd:=abs(v+char_width(ff)(ii)-glue_mult(r,w));
+@z
+
+@x
+      x:=x-adjust_excess(link(q),(gw+x)/gw);
+@y
+  { |adjust_excess| tries to make up the excess~|x| by stretching the glyphs
+     by the factor |gw+x/gw| (represented as a |glue_ratio| value). }
+      x:=x-adjust_excess(link(q),glue_fix(gw,gw+x,gw));
+@z
+