Cleanup: fix typos in blender addons

Contributed by luzpaz.

Differential Revision: https://developer.blender.org/D15646

3 files changed, 6 insertions, 6 deletions

diff --git a/io_scene_gltf2/blender/com/gltf2_blender_ui.py b/io_scene_gltf2/blender/com/gltf2_blender_ui.py
index 406a15f1..0788bbbc 100644
--- a/io_scene_gltf2/blender/com/gltf2_blender_ui.py
+++ b/io_scene_gltf2/blender/com/gltf2_blender_ui.py
@@ -15,7 +15,7 @@ def create_gltf_ao_group(operator, group_name):
 
 class NODE_OT_GLTF_SETTINGS(bpy.types.Operator):
     bl_idname = "node.gltf_settings_node_operator"
-    bl_label  = "glTF Material Ouptut"
+    bl_label  = "glTF Material Output"
     bl_description = "Add a node to the active tree for glTF export"
 
     @classmethod
@@ -208,10 +208,10 @@ class SCENE_OT_gltf2_assign_to_variant(bpy.types.Operator):
 
         return {'FINISHED'}
 
-# Operator to reset mesh to orignal (using default material when exists)
+# Operator to reset mesh to original (using default material when exists)
 class SCENE_OT_gltf2_reset_to_original(bpy.types.Operator):
     bl_idname = "scene.gltf2_reset_to_original"
-    bl_label = "Reset to Orignal"
+    bl_label = "Reset to Original"
     bl_options = {'REGISTER'}
 
     @classmethod
diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
index ba331b74..53d78945 100755
--- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
+++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py
@@ -405,7 +405,7 @@ def gather_keyframes(blender_obj_uuid: str,
                     # for both in and out tangents, we guarantee that (even if there are errors or numerical imprecisions)
                     # symmetrical control points translate to symmetrical tangents.
                     # Note: I am not sure that linearity is never broken with quaternions and their normalization.
-                    # Especially at sign swap it might occure that the value gets negated but the control point not.
+                    # Especially at sign swap it might occur that the value gets negated but the control point not.
                     # I have however not once encountered an issue with this.
                     key.in_tangent = [
                         c.keyframe_points[i].co[1] + (c.keyframe_points[i].handle_left[1] - c.keyframe_points[i].co[1]) / (c.keyframe_points[i].handle_left[0] - c.keyframe_points[i].co[0])
diff --git a/io_scene_gltf2/blender/imp/gltf2_blender_pbrMetallicRoughness.py b/io_scene_gltf2/blender/imp/gltf2_blender_pbrMetallicRoughness.py
index d130f4e6..b6b8e19f 100755
--- a/io_scene_gltf2/blender/imp/gltf2_blender_pbrMetallicRoughness.py
+++ b/io_scene_gltf2/blender/imp/gltf2_blender_pbrMetallicRoughness.py
@@ -46,7 +46,7 @@ def pbr_metallic_roughness(mh: MaterialHelper):
     additional_location = 40, -370 # For occlusion and/or volume / original PBR extensions
 
     # Set IOR to 1.5, this is the default in glTF
-    # This value may be overidden later if IOR extension is set on file
+    # This value may be overridden later if IOR extension is set on file
     pbr_node.inputs['IOR'].default_value = GLTF_IOR
 
     if mh.pymat.occlusion_texture is not None or (mh.pymat.extensions and 'KHR_materials_specular' in mh.pymat.extensions):
@@ -610,7 +610,7 @@ def occlusion(mh: MaterialHelper, location, occlusion_socket):
 
 # => [Add Emission] => [Mix Alpha] => [Material Output] if needed, only for SpecGlossiness
 # => [Volume] => [Add Shader] => [Material Output] if needed
-# => [Velvet] => [Add Shader] => [Material Output] if nedded
+# => [Velvet] => [Add Shader] => [Material Output] if needed
 def make_output_nodes(
     mh: MaterialHelper,
     location,