From f399e82b9dd85a7eb775c12f95ff3cb966d79780 Mon Sep 17 00:00:00 2001
From: Sean Lilley <lilleyse@gmail.com>
Date: Sat, 26 Oct 2019 20:42:12 -0400
Subject: [PATCH 1/2] Handle absolute paths properly

---
 lib/loadMtl.js                                         | 2 +-
 lib/loadObj.js                                         | 2 +-
 specs/data/box-missing-mtllib/box-missing-mtllib.obj   | 2 +-
 specs/data/box-missing-texture/box-missing-texture.mtl | 2 +-
 specs/lib/loadObjSpec.js                               | 3 +++
 5 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/lib/loadMtl.js b/lib/loadMtl.js
index e220536..945f303 100644
--- a/lib/loadMtl.js
+++ b/lib/loadMtl.js
@@ -88,7 +88,7 @@ function loadMtl(mtlPath, options) {
             texturePath = texturePath.split(/\s+/).pop();
         }
         texturePath = texturePath.replace(/\\/g, '/');
-        return path.normalize(path.join(mtlDirectory, texturePath));
+        return path.normalize(path.resolve(mtlDirectory, texturePath));
     }
 
     function parseLine(line) {
diff --git a/lib/loadObj.js b/lib/loadObj.js
index 1052017..a40d26b 100644
--- a/lib/loadObj.js
+++ b/lib/loadObj.js
@@ -469,7 +469,7 @@ function finishLoading(nodes, mtlPaths, objPath, usesMaterials, options) {
 
 function normalizeMtlPath(mtlPath, objDirectory) {
     mtlPath = mtlPath.replace(/\\/g, '/');
-    return path.normalize(path.join(objDirectory, mtlPath));
+    return path.normalize(path.resolve(objDirectory, mtlPath));
 }
 
 function loadMtls(mtlPaths, objPath, options) {
diff --git a/specs/data/box-missing-mtllib/box-missing-mtllib.obj b/specs/data/box-missing-mtllib/box-missing-mtllib.obj
index 5246261..9c9abcb 100644
--- a/specs/data/box-missing-mtllib/box-missing-mtllib.obj
+++ b/specs/data/box-missing-mtllib/box-missing-mtllib.obj
@@ -1,6 +1,6 @@
 # Blender v2.78 (sub 0) OBJ File: ''
 # www.blender.org
-mtllib box.mtl
+mtllib /box.mtl
 o Cube
 v -1.000000 -1.000000 1.000000
 v -1.000000 1.000000 1.000000
diff --git a/specs/data/box-missing-texture/box-missing-texture.mtl b/specs/data/box-missing-texture/box-missing-texture.mtl
index c5c879f..177f90b 100644
--- a/specs/data/box-missing-texture/box-missing-texture.mtl
+++ b/specs/data/box-missing-texture/box-missing-texture.mtl
@@ -10,4 +10,4 @@ Ke 0.000000 0.000000 0.000000
 Ni 1.000000
 d 1.000000
 illum 2
-map_Kd cesium.png
+map_Kd /cesium.png
diff --git a/specs/lib/loadObjSpec.js b/specs/lib/loadObjSpec.js
index ca6f046..6810a57 100644
--- a/specs/lib/loadObjSpec.js
+++ b/specs/lib/loadObjSpec.js
@@ -1,5 +1,6 @@
 'use strict';
 const Cesium = require('cesium');
+const path = require('path');
 
 const loadObj = require('../../lib/loadObj');
 const obj2gltf = require('../../lib/obj2gltf');
@@ -350,6 +351,7 @@ describe('loadObj', () => {
         const data = await loadObj(objMissingMtllibPath, options);
         expect(data.materials.length).toBe(0);
         expect(spy.calls.argsFor(0)[0].indexOf('ENOENT') >= 0).toBe(true);
+        expect(spy.calls.argsFor(0)[0].indexOf(path.resolve('/box.mtl')) >= 0).toBe(true);
         expect(spy.calls.argsFor(1)[0].indexOf('Attempting to read the material file from within the obj directory instead.') >= 0).toBe(true);
         expect(spy.calls.argsFor(2)[0].indexOf('ENOENT') >= 0).toBe(true);
         expect(spy.calls.argsFor(3)[0].indexOf('Could not read material file') >= 0).toBe(true);
@@ -427,6 +429,7 @@ describe('loadObj', () => {
         const baseColorTexture = data.materials[0].pbrMetallicRoughness.baseColorTexture;
         expect(baseColorTexture).toBeUndefined();
         expect(spy.calls.argsFor(0)[0].indexOf('ENOENT') >= 0).toBe(true);
+        expect(spy.calls.argsFor(0)[0].indexOf(path.resolve('/cesium.png')) >= 0).toBe(true);
         expect(spy.calls.argsFor(1)[0].indexOf('Attempting to read the texture file from within the obj directory instead.') >= 0).toBe(true);
         expect(spy.calls.argsFor(2)[0].indexOf('ENOENT') >= 0).toBe(true);
         expect(spy.calls.argsFor(3)[0].indexOf('Could not read texture file') >= 0).toBe(true);

From 5f012d4f5ad91a47bdf2502e7f37221de2686ef5 Mon Sep 17 00:00:00 2001
From: Sean Lilley <lilleyse@gmail.com>
Date: Sat, 26 Oct 2019 20:59:03 -0400
Subject: [PATCH 2/2] Update CHANGES

---
 CHANGES.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGES.md b/CHANGES.md
index df7736c..2b0c981 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,7 @@ Change Log
 ### 3.?.? - 2019-??-??
 
 * Added back `inputUpAxis` and `outputUpAxis`. [#211](https://github.com/AnalyticalGraphicsInc/obj2gltf/pull/211)
+* Fixed handling of mtl and texture absolute paths. [#219](https://github.com/AnalyticalGraphicsInc/obj2gltf/pull/219)
 
 ### 3.0.4 - 2019-07-22