From 03e3780a6fcfbbc549f1c23efbf6a20902f21150 Mon Sep 17 00:00:00 2001
From: casperlamboo <casperlamboo@gmail.com>
Date: Mon, 11 Dec 2017 11:46:15 +0100
Subject: [PATCH] Fix holes on reversed paths

---
 src/d3/ShapeMesh.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/d3/ShapeMesh.js b/src/d3/ShapeMesh.js
index 018c746..50bfac1 100644
--- a/src/d3/ShapeMesh.js
+++ b/src/d3/ShapeMesh.js
@@ -245,10 +245,20 @@ class ShapeMesh extends THREE.Object3D {
 
     return { x: point.x, y: y + this._z, z: point.y };
   }
+
+  _reversePath() {
+    const sx = this._transform.sx > 0;
+    const sy = this._transform.sy > 0;
+
+    return sx !== sy;
+  }
+
   _updateVerticesHorizontal(heightStep, paths, center, indexCounter) {
     for (let pathindex = 0; pathindex < paths.length; pathindex ++) {
       const path = applyMatrixOnPath(paths[pathindex], this._transform);
 
+      if (this._reversePath()) path.reverse();
+
       for (let pathIndex = 0; pathIndex < path.length; pathIndex ++) {
         let point = path[pathIndex];
 
@@ -281,8 +291,10 @@ class ShapeMesh extends THREE.Object3D {
       for (let pathsIndex = 0; pathsIndex < paths.length; pathsIndex ++) {
         const path = applyMatrixOnPath(paths[pathsIndex], this._transform);
 
+        if (this._reversePath()) path.reverse();
+
         for (let pathIndex = 0; pathIndex < path.length; pathIndex ++) {
-          let point = path[pathIndex];
+          const point = path[pathIndex];
 
           for (let heightStep = 0; heightStep < numHeightSteps; heightStep ++) {
             const { x, y, z } = this._getPoint(point, heightStep, center);