Cleanup: spelling in comments, comment block formatting

source/blender/blenkernel/BKE_action.h

@@ -128,11 +128,12 @@ void action_groups_clear_tempflags(struct bAction *act);
 /**
  * Return whether the action has one unique point in time keyed.
  *
- * This is mostly for the pose library, which will have different behaviour depending on whether an
+ * This is mostly for the pose library, which will have different behavior depending on whether an
  * Action corresponds to a "pose" (one keyframe) or "animation snippet" (multiple keyframes).
  *
  * \return `false` when there is no keyframe at all or keys on different points in time, `true`
- * when exactly one point in time is keyed. */
+ * when exactly one point in time is keyed.
+ */
 bool BKE_action_has_single_frame(const struct bAction *act);
 
 /* Pose API ----------------- */

source/blender/blenkernel/BKE_lib_id.h

@@ -134,8 +134,10 @@ enum {
   LIB_ID_COPY_SHAPEKEY = 1 << 26,
   /** EXCEPTION! Specific deep-copy of node trees used e.g. for rendering purposes. */
   LIB_ID_COPY_NODETREE_LOCALIZE = 1 << 27,
-  /** EXCEPTION! Specific handling of RB objects regarding collections differs depending whether we
-     duplicate scene/collections, or objects. */
+  /**
+   * EXCEPTION! Specific handling of RB objects regarding collections differs depending whether we
+   * duplicate scene/collections, or objects.
+   */
   LIB_ID_COPY_RIGID_BODY_NO_COLLECTION_HANDLING = 1 << 28,
 
   /* *** Helper 'defines' gathering most common flag sets. *** */

source/blender/blenkernel/BKE_spline.hh

@@ -307,20 +307,20 @@ class BezierSpline final : public Spline {
   blender::MutableSpan<HandleType> handle_types_left();
   blender::Span<blender::float3> handle_positions_left() const;
   /**
-   * Get writable access to the hande position.
+   * Get writable access to the handle position.
    *
    * \param write_only: pass true for an uninitialized spline, this prevents accessing
-   * uninitialized memory while autogenerating handles.
+   * uninitialized memory while auto-generating handles.
    */
   blender::MutableSpan<blender::float3> handle_positions_left(bool write_only = false);
   blender::Span<HandleType> handle_types_right() const;
   blender::MutableSpan<HandleType> handle_types_right();
   blender::Span<blender::float3> handle_positions_right() const;
   /**
-   * Get writable access to the hande position.
+   * Get writable access to the handle position.
    *
    * \param write_only: pass true for an uninitialized spline, this prevents accessing
-   * uninitialized memory while autogenerating handles.
+   * uninitialized memory while auto-generating handles.
    */
   blender::MutableSpan<blender::float3> handle_positions_right(bool write_only = false);
   void ensure_auto_handles() const;

source/blender/blenkernel/intern/fcurve_driver.c

@@ -422,7 +422,7 @@ static float dvar_eval_locDiff(ChannelDriver *driver, DriverVar *dvar)
         }
       }
       else {
-        /* Convert to worldspace. */
+        /* Convert to world-space. */
         copy_v3_v3(tmp_loc, pchan->pose_head);
         mul_m4_v3(ob->obmat, tmp_loc);
       }