Use "this" instead of the global name

diff --git a/nt3d.js b/nt3d.js
index daa628b4c2bd5cfc79483dc9a1a8959e3da195e2..fbd8f50aa34256add50d21c586c0e83a8bd56fea 100644 (file)
--- a/nt3d.js
+++ b/nt3d.js
@@ -31,7 +31,7 @@ nt3d = {
                return result;
        },
        closed_trianglefan: function(fan) {
-               return nt3d.trianglefan(fan.concat([fan[1]]));
+               return this.trianglefan(fan.concat([fan[1]]));
        },
        quadstrip: function(strip) {
                if (strip.length % 2 != 0) {
@@ -39,12 +39,12 @@ nt3d = {
                }
                var result = [];
                for (var i = 2; i < strip.length; i += 2) {
-                       result = result.concat(nt3d.quad(strip[i-2], strip[i-1], strip[i+1], strip[i]));
+                       result = result.concat(this.quad(strip[i-2], strip[i-1], strip[i+1], strip[i]));
                }
                return result;
        },
        closed_quadstrip: function(strip) {
-               return nt3d.quadstrip(strip.concat([strip[0], strip[1]]));
+               return this.quadstrip(strip.concat([strip[0], strip[1]]));
        },
        sub: function(a, b) {
                return [a[0] - b[0],