From 76793de436ee29836eb1013470681656322505af Mon Sep 17 00:00:00 2001
From: multipleof4 <planetrenox@protonmail.com>
Date: Wed, 19 Nov 2025 08:06:57 -0800
Subject: [PATCH] Refactor S/s: Balanced spine curves

---
 src/glyphs/S.js | 80 ++++++++++---------------------------------------
 1 file changed, 15 insertions(+), 65 deletions(-)

diff --git a/src/glyphs/S.js b/src/glyphs/S.js
index 9f08763..68608ad 100644
--- a/src/glyphs/S.js
+++ b/src/glyphs/S.js
@@ -1,65 +1,15 @@
-const makeGlyph = (opentype, name, unicode, cmds, adv) =>
-  new opentype.Glyph({
-    name,
-    unicode,
-    advanceWidth: adv,
-    path: cmds(new opentype.Path())
-  });
-
-export const glyphS = (opentype, adv) =>
-  makeGlyph(
-    opentype,
-    "S",
-    "S".codePointAt(0),
-    (p) => {
-      p.moveTo(300, -10);
-      p.curveTo(170, -10, 80, 50, 60, 150);
-      p.lineTo(120, 170);
-      p.curveTo(140, 90, 210, 50, 300, 50);
-      p.curveTo(390, 50, 450, 90, 450, 160);
-      p.curveTo(450, 220, 410, 250, 320, 280);
-      p.lineTo(260, 300);
-      p.curveTo(150, 340, 90, 390, 90, 480);
-      p.curveTo(90, 600, 180, 710, 320, 710);
-      p.curveTo(440, 710, 520, 650, 540, 560);
-      p.lineTo(480, 540);
-      p.curveTo(460, 610, 400, 650, 320, 650);
-      p.curveTo(220, 650, 150, 600, 150, 520);
-      p.curveTo(150, 460, 190, 430, 280, 400);
-      p.lineTo(340, 380);
-      p.curveTo(450, 340, 510, 290, 510, 200);
-      p.curveTo(510, 70, 420, -10, 300, -10);
-      p.close();
-      return p;
-    },
-    adv
-  );
-
-export const glyphs = (opentype, adv) =>
-  makeGlyph(
-    opentype,
-    "s",
-    "s".codePointAt(0),
-    (p) => {
-      p.moveTo(280, -10);
-      p.curveTo(170, -10, 90, 40, 70, 120);
-      p.lineTo(130, 150);
-      p.curveTo(150, 90, 200, 50, 280, 50);
-      p.curveTo(360, 50, 410, 90, 410, 150);
-      p.curveTo(410, 200, 380, 230, 300, 260);
-      p.lineTo(260, 280);
-      p.curveTo(160, 320, 110, 360, 110, 430);
-      p.curveTo(110, 490, 170, 540, 280, 540);
-      p.curveTo(380, 540, 450, 500, 470, 430);
-      p.lineTo(410, 400);
-      p.curveTo(390, 450, 350, 480, 280, 480);
-      p.curveTo(210, 480, 170, 450, 170, 400);
-      p.curveTo(170, 360, 200, 330, 280, 300);
-      p.lineTo(320, 280);
-      p.curveTo(420, 240, 470, 200, 470, 130);
-      p.curveTo(470, 50, 390, -10, 280, -10);
-      p.close();
-      return p;
-    },
-    adv
-  );
+const mk=(o,n,u,d,w)=>new o.Glyph({name:n,unicode:u,advanceWidth:w,path:d(new o.Path())});
+export const glyphS=(o,w)=>mk(o,"S",83,p=>{
+  p.moveTo(500,580);p.lineTo(420,540);p.curveTo(400,620,300,620,300,620);p.curveTo(180,620,180,520,300,500);
+  p.lineTo(360,490);p.curveTo(520,460,520,240,300,240);p.curveTo(140,240,100,340,100,340);
+  p.lineTo(180,380);p.curveTo(200,320,300,320,300,320);p.curveTo(420,320,420,400,300,420);
+  p.lineTo(240,430);p.curveTo(80,460,80,700,300,700);p.curveTo(460,700,500,580,500,580);p.close();
+  return p;
+},w);
+export const glyphs=(o,w)=>mk(o,"s",115,p=>{
+  p.moveTo(460,380);p.lineTo(380,360);p.curveTo(360,420,300,420,300,420);p.curveTo(200,420,200,340,300,320);
+  p.lineTo(340,310);p.curveTo(460,280,460,100,300,100);p.curveTo(140,100,120,200,120,200);
+  p.lineTo(200,220);p.curveTo(220,180,300,180,300,180);p.curveTo(380,180,380,240,300,260);
+  p.lineTo(260,270);p.curveTo(120,300,120,490,300,490);p.curveTo(440,490,460,380,460,380);p.close();
+  return p;
+},w);