From 0ee732b2898771d951a5dc4b79c1aaa3ce47b48b Mon Sep 17 00:00:00 2001
From: Scott Worley <ScottWorley@ScottWorley.com>
Date: Thu, 20 Dec 2012 21:40:57 -0800
Subject: [PATCH 1/1] Flip the order of shape,path in extrude args

---
 box_by_extrude.html   |  4 ++--
 nt3d.js               | 11 ++++++-----
 torus_by_extrude.html |  4 ++--
 3 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/box_by_extrude.html b/box_by_extrude.html
index a95a7d3..be95de6 100644
--- a/box_by_extrude.html
+++ b/box_by_extrude.html
@@ -8,8 +8,8 @@
         var x      = [size, 0,    0];
         var y      = [0,    size, 0];
         var xy     = [size, size, 0];
-      	return nt3d.extrude([origin, x, xy, y],
-      	                    [[0, 0, 0], [0, 0, 1]],
+      	return nt3d.extrude([[0, 0, 0], [0, 0, 1]],
+      	                    [origin, x, xy, y],
       	                    [[0, 0, 1], [0, 0, 1]],
       	                    [[1, 0, 0], [1, 0, 0]]);
       }
diff --git a/nt3d.js b/nt3d.js
index 0443913..a4d3977 100644
--- a/nt3d.js
+++ b/nt3d.js
@@ -62,8 +62,9 @@ nt3d = {
 		return this.closed_trianglefan([apex].concat(base)).concat(
 		       this.trianglefan(base.reverse()));
 	},
-	extrude: function(shape, path, shapenormals, pathnormals) {
-		var guts_result = nt3d._extrude_guts(shape, path, shapenormals, pathnormals);
+	extrude: function(path, shape, shapenormals, pathnormals) {
+
+		var guts_result = nt3d._extrude_guts(path, shape, shapenormals, pathnormals);
 		// Add the end-caps
 		// XXX: This doesn't work if shape is not convex
 		return guts_result.points.concat(
@@ -71,8 +72,8 @@ nt3d = {
 			nt3d.trianglefan(guts_result.last_loop));
 
 	},
-	closed_extrude: function(shape, path, shapenormals, pathnormals) {
-		var guts_result = nt3d._extrude_guts(shape, path, shapenormals, pathnormals);
+	closed_extrude: function(path, shape, shapenormals, pathnormals) {
+		var guts_result = nt3d._extrude_guts(path, shape, shapenormals, pathnormals);
 		// Stitch the ends together
 		return guts_result.points.concat(
 			nt3d.closed_quadstrip(nt3d.zip(guts_result.first_loop, guts_result.last_loop)));
@@ -88,7 +89,7 @@ nt3d = {
 		}
 		return fixedpathnormals;
 	},
-	_extrude_guts: function(shape, path, shapenormals, pathnormals) {
+	_extrude_guts: function(path, shape, shapenormals, pathnormals) {
 		var fixedpathnormals = this._fix_pathnormals(shapenormals, pathnormals);
 		var result = { points: [] };
 		var prev_loop;
diff --git a/torus_by_extrude.html b/torus_by_extrude.html
index 323ad14..69bbdab 100644
--- a/torus_by_extrude.html
+++ b/torus_by_extrude.html
@@ -4,15 +4,15 @@
     <script type="text/javascript" src="nt3d.js"></script>
     <script type="text/javascript">
       function torus_by_extrude(torus_radius, cross_section_radius, long_steps, short_steps) {
-      	var cross_section = nt3d.circle(cross_section_radius, short_steps);
       	var path = nt3d.circle(torus_radius, long_steps);
+      	var cross_section = nt3d.circle(cross_section_radius, short_steps);
       	var cross_section_normals = nt3d.rotate_about_origin(path, [0,0,1], Math.PI/2);
       	var path_normals = [];
       	path_normals.length = long_steps;
       	for (var i = 0; i < long_steps; i++) {
       		path_normals[i] = [0, 0, 1];
       	}
-      	return nt3d.closed_extrude(cross_section, path, cross_section_normals, path_normals);
+      	return nt3d.closed_extrude(path, cross_section, cross_section_normals, path_normals);
       }
       var params = [["Torus radus", 100],
                     ["Cross section radius", 40],
-- 
2.44.1