From ae02c3efc2fd1a55565d0febb400190dd4ef4523 Mon Sep 17 00:00:00 2001
From: casperlamboo <casperlamboo@gmail.com>
Date: Mon, 6 Jul 2015 22:59:58 +0200
Subject: [PATCH] Fixed error with handling clipper

no longer need to comment clipper error alerts
---
 library/clipper.js          |  6 +++---
 settings/user_settings.json |  2 +-
 src/paths.js                | 12 ++++++++----
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/library/clipper.js b/library/clipper.js
index cccf9ac..0da4886 100755
--- a/library/clipper.js
+++ b/library/clipper.js
@@ -4884,8 +4884,8 @@
   else ClipperLib.Clipper.Round = R2; // eg. browser.chrome || browser.firefox || browser.opera
   ClipperLib.Clipper.TopX = function (edge, currentY)
   {
-    //if (edge.Bot == edge.Curr) console.warn ("edge.Bot = edge.Curr");
-    //if (edge.Bot == edge.Top) console.warn ("edge.Bot = edge.Top");
+    //if (edge.Bot == edge.Curr) alert ("edge.Bot = edge.Curr");
+    //if (edge.Bot == edge.Top) alert ("edge.Bot = edge.Top");
     if (currentY == edge.Top.Y)
       return edge.Top.X;
     return edge.Bot.X + ClipperLib.Clipper.Round(edge.Dx * (currentY - edge.Bot.Y));
@@ -6596,7 +6596,7 @@
     }
     catch (err)
     {
-      //console.warn(err.message);
+      console.warn(err.message);
     }
   };
   // ---------------------------------
diff --git a/settings/user_settings.json b/settings/user_settings.json
index 3ad72f7..7dc1cd8 100644
--- a/settings/user_settings.json
+++ b/settings/user_settings.json
@@ -3,7 +3,7 @@
 	"bottomThickness": 0.4, 
 	"topThickness": 0.8, 
 	"shellThickness": 0.4, 
-	"brimOffset": 5.0, 
+	"brimOffset": 4.0, 
 	"fillGridSize": 5.0, 
 	"infillOverlap": 0.5, 
 	"travelSpeed": 200.0, 
diff --git a/src/paths.js b/src/paths.js
index 80e1e48..27babea 100644
--- a/src/paths.js
+++ b/src/paths.js
@@ -32,14 +32,16 @@ D3D.Paths.prototype.setPaths = function (paths) {
 D3D.Paths.prototype._clip = function (path, type) {
 	'use strict';
 
-	var solution = new ClipperLib.Paths();
+	var solution = new ClipperLib.PolyTree();
 
 	var clipper = new ClipperLib.Clipper();
 	clipper.AddPaths(this, ClipperLib.PolyType.ptSubject, this.closed);
 	clipper.AddPaths(path, ClipperLib.PolyType.ptClip, path.closed);
 	clipper.Execute(type, solution);
 
-	return new D3D.Paths(solution, this.closed);
+	var paths = this.closed ? ClipperLib.Clipper.ClosedPathsFromPolyTree(solution) : ClipperLib.Clipper.OpenPathsFromPolyTree(solution);
+
+	return new D3D.Paths(paths, this.closed);
 };
 D3D.Paths.prototype.union = function (path) {
 	'use strict';
@@ -236,12 +238,14 @@ D3D.Paths.prototype.draw = function (context, color) {
 		//context.fillText(i, point.X*2, point.Y*2);
 
 		context.beginPath();
-		var length = this.closed ? (shape.length + 1) : shape.length;
-		for (var j = 0; j < length; j ++) {
+		for (var j = 0; j < shape.length; j ++) {
 			var point = shape[j % shape.length];
 
 			context.lineTo(point.X*2, point.Y*2);
 		}
+		if (this.closed) {
+			context.closePath();
+		}
 		context.stroke();
 	}
 };
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