use jsonify for tolist

tests/notebook_run.py

@@ -76,7 +76,9 @@ def to_pass(line):
     passed : str, line of code with same leading spaces
                   but code replaced with pass statement
     """
-    spaces = np.nonzero([i != ' ' for i in line])[0][0]
+    # the number of leading spaces on the line
+    spaces = len(line) - len(line.lstrip(' '))
+    # replace statement with pass and correct leading spaces
     passed = (' ' * spaces) + 'pass'
     return passed
 

tests/test_utility.py

@@ -21,8 +21,6 @@
 log = logging.getLogger('trimesh')
 log.addHandler(logging.NullHandler())
 
-_QUICK = '-q' in sys.argv
-
 
 class VectorTests(unittest.TestCase):
 

trimesh/io/export.py

@@ -164,7 +164,7 @@ def encode(item, dtype=None):
             return util.array_to_encoded(item,
                                          dtype=dtype,
                                          encoding=encoding)
-    export = {'metadata': util.tolist_dict(mesh.metadata),
+    export = {'metadata': util.tolist(mesh.metadata),
               'faces': encode(mesh.faces),
               'face_normals': encode(mesh.face_normals),
               'vertices': encode(mesh.vertices)}

trimesh/io/gltf.py

@@ -244,7 +244,7 @@ def _mesh_to_material(mesh, metallic=.02, rough=.1):
     # just get the most commonly occurring color
     color = mesh.visual.main_color
     # convert uint color to 0-1.0 float color
-    color = color.astype(float) / (2 ** (8 * color.dtype.itemsize))
+    color = color.astype(float) / ((2 ** (8 * color.dtype.itemsize)) - 1)
 
     material = {'pbrMetallicRoughness':
                 {'baseColorFactor': color.tolist(),

trimesh/util.py

@@ -629,13 +629,22 @@ def multi_dict(pairs):
     return result
 
 
-def tolist_dict(data):
-    def tolist(item):
-        if hasattr(item, 'tolist'):
-            return item.tolist()
-        else:
-            return item
-    result = {k: tolist(v) for k, v in data.items()}
+def tolist(data):
+    """
+    Ensure that any arrays or dicts passed containing
+    numpy arrays are properly converted to lists
+
+    Parameters
+    -----------------
+    data : any
+      Usually a dict with some numpy arrays as values
+
+    Returns
+    ------------
+    result : any
+      JSON- serializable version of data 
+    """
+    result = json.loads(jsonify(data))
     return result
 
 

trimesh/version.py

@@ -1 +1 @@
-__version__ = '2.33.26'
+__version__ = '2.33.27'