From 804e51dedfb28663cc907222a8bf3ac9aa94a2df Mon Sep 17 00:00:00 2001
From: Amit Patel <redblobgames@gmail.com>
Date: Mon, 27 Aug 2018 08:51:25 -0700
Subject: [PATCH] Change pointsOfTriangle to return point ids, more useful

* Previously pointsOfTriangle returned point x,y but it's more useful
  to return point ids so that it can be used for traversing the graph.
---
 docs/index.html | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/docs/index.html b/docs/index.html
index 2f3b0ca..72ce02a 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -172,14 +172,14 @@ <h3>Constructing triangles</h3>
     <script id="triangle-to-points">
 function edgesOfTriangle(t) { return [3*t, 3*t+1, 3*t+2]; }
 
-function pointsOfTriangle(points, delaunay, t) {
+function pointsOfTriangle(delaunay, t) {
     return edgesOfTriangle(t)
-           .map(e => points[delaunay.triangles[e]]);
+           .map(e => delaunay.triangles[e]);
 }
 
 function forEachTriangle(points, delaunay, callback) {
     for (let t = 0; t < delaunay.triangles.length / 3; t++) {
-        callback(t, pointsOfTriangle(points, delaunay, t));
+        callback(t, pointsOfTriangle(delaunay, t).map(p => points[p]));
     }
 }
     </script>
@@ -246,7 +246,7 @@ <h3>Triangle circumcenters</h3>
     
     <script>
 function triangleCenter(points, delaunay, t) {
-  let vertices = pointsOfTriangle(points, delaunay, t);
+  let vertices = pointsOfTriangle(delaunay, t).map(p => points[p]);
   return circumcenter(vertices[0], vertices[1], vertices[2]);
 }
     </script>