From: Ben Harris <bjh21@bjh21.me.uk>
Date: Sun, 26 Nov 2017 12:20:11 +0000 (+0000)
Subject: Two-level brace and summation characters.
X-Git-Tag: bedstead-002.000~46
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~bjharris/git?a=commitdiff_plain;h=64dd2d9a286682c9ceb6309adfe4a2eb7054aa82;p=bedstead.git

Two-level brace and summation characters.

The braces are a compromise, since each glyph has to be usable as both
the top and bottom half of a brace.
---

diff --git a/bedstead.c b/bedstead.c
index d481594..eab6031 100644
--- a/bedstead.c
+++ b/bedstead.c
@@ -1140,6 +1140,10 @@ static struct glyph {
  {{004,004,004,002,004,004,004,004,004}, 0x23ac }, /* long braceright middle */
  {{004,004,004,004,004,004,030,000,000}, 0x23ad }, /* long braceright bottom */
  {{004,004,004,004,004,004,004,004,004}, 0x23ae }, /* integral extension */
+ {{003,004,004,004,004,004,004,004,030}, 0x23b0 }, /* two-level brace / */
+ {{030,004,004,004,004,004,004,004,003}, 0x23b1 }, /* two-level brace \ */
+ {{037,020,010,010,004,004,002,002,001}, 0x23b2 }, /* summation top */
+ {{001,002,002,004,004,010,010,020,037}, 0x23b3 }, /* summation bottom */
  {{037,000,000,000,000,000,000,000,000}, 0x23ba }, /* horizontal scan 1 */
  {{000,000,037,000,000,000,000,000,000}, 0x23bb }, /* horizontal scan 3 */
  {{000,000,000,000,000,000,037,000,000}, 0x23bc }, /* horizontal scan 7 */