Merge branch 'gltf-pbr' of https://github.com/xtanion/fury into pr/715

docs/examples/viz_gltf_pbr.py

@@ -44,4 +44,4 @@
 if interactive:
     window.show(scene, size=(1280, 720))
 
-window.record(scene, out_path='viz_gltf.png', size=(1280, 720))
+window.record(scene, out_path='viz_gltf_PBR.png', size=(1280, 720))

fury/gltf.py

@@ -268,7 +268,6 @@ def load_mesh(self, mesh_id, transform_mat, parent):
 
             if attributes.NORMAL is not None and self.apply_normals:
                 normals = self.get_acc_data(attributes.NORMAL)
-
                 utils.set_polydata_normals(polydata, normals)
 
             if attributes.TEXCOORD_0 is not None:
@@ -421,7 +420,6 @@ def get_materials(self, mat_id):
         """
         material = self.gltf.materials[mat_id]
         pbr_dict = None
-
         pbr = material.pbrMetallicRoughness
         if pbr is not None:
             bct, orm = None, None
@@ -535,6 +533,7 @@ def get_texture(self, tex_id, srgb_colorspace=False, rgb=False):
 
         return atexture
 
+
     def generate_orm(self, metallic_roughness=None, occlusion=None):
         """Generates ORM texture from O, R & M textures.
         We do this by swapping Red channel of metallic_roughness with the
@@ -570,7 +569,8 @@ def generate_orm(self, metallic_roughness=None, occlusion=None):
         atexture.EdgeClampOn()
         atexture.SetInputDataObject(grid)
 
-        return atexture
+        return atexture           
+
 
     def load_camera(self, camera_id, transform_mat):
         """Load the camera data of a node.