Cleanup: spelling in comments

52 files changed, 128 insertions, 120 deletions

diff --git a/intern/cycles/blender/session.cpp b/intern/cycles/blender/session.cpp
index f9a83b2dc4b..6641e2b8ac5 100644
--- a/intern/cycles/blender/session.cpp
+++ b/intern/cycles/blender/session.cpp
@@ -497,9 +497,9 @@ void BlenderSession::render_frame_finish()
   session->full_buffer_written_cb = function_null;
 
   /* The display driver is the source of drawing context for both drawing and possible graphics
-   * interop objects in the path trace. Once the frame is finished the OpenGL context might be
-   * freed form Blender side. Need to ensure that all GPU resources are freed prior to that
-   * point.
+   * interoperability objects in the path trace. Once the frame is finished the OpenGL context
+   * might be freed form Blender side. Need to ensure that all GPU resources are freed prior to
+   * that point.
    * Ideally would only do this when OpenGL context is actually destroyed, but there is no way to
    * know when this happens (at least in the code at the time when this comment was written).
    * The penalty of re-creating resources on every frame is unlikely to be noticed. */
diff --git a/intern/cycles/integrator/path_trace_work_gpu.cpp b/intern/cycles/integrator/path_trace_work_gpu.cpp
index 48f6cf3c903..547e8d50a22 100644
--- a/intern/cycles/integrator/path_trace_work_gpu.cpp
+++ b/intern/cycles/integrator/path_trace_work_gpu.cpp
@@ -100,8 +100,8 @@ void PathTraceWorkGPU::alloc_integrator_soa()
   integrator_state_soa_volume_stack_size_ = max(integrator_state_soa_volume_stack_size_,
                                                 requested_volume_stack_size);
 
-  /* Deterine the number of path states. Deferring this for as long as possible allows the backend
-   * to make better decisions about memory availability. */
+  /* Determine the number of path states. Deferring this for as long as possible allows the
+   * back-end to make better decisions about memory availability. */
   if (max_num_paths_ == 0) {
     size_t single_state_size = estimate_single_state_size(kernel_features);
 
diff --git a/intern/ghost/intern/GHOST_SystemWayland.cpp b/intern/ghost/intern/GHOST_SystemWayland.cpp
index 3073a8fe80d..5af9f5a0231 100644
--- a/intern/ghost/intern/GHOST_SystemWayland.cpp
+++ b/intern/ghost/intern/GHOST_SystemWayland.cpp
@@ -801,7 +801,9 @@ struct GWL_Display {
 
 /**
  * Free the #GWL_Display and it's related members.
- * \note This may run on a partially initialized struct, so it can't be assumed all mebers are set.
+ *
+ * \note This may run on a partially initialized struct,
+ * so it can't be assumed all members are set.
  */
 static void gwl_display_destroy(GWL_Display *display)
 {
diff --git a/source/blender/blenkernel/BKE_armature.h b/source/blender/blenkernel/BKE_armature.h
index ee0f41937e2..eff05e471aa 100644
--- a/source/blender/blenkernel/BKE_armature.h
+++ b/source/blender/blenkernel/BKE_armature.h
@@ -34,9 +34,9 @@ typedef struct EditBone {
   /** User-Defined Properties on this Bone */
   struct IDProperty *prop;
   /**
-   * Editbones have a one-way link  (i.e. children refer
+   * Edit-bones have a one-way link  (i.e. children refer
    * to parents.  This is converted to a two-way link for
-   * normal bones when leaving editmode.
+   * normal bones when leaving edit-mode.
    */
   struct EditBone *parent;
   /** (64 == MAXBONENAME) */
diff --git a/source/blender/blenkernel/BKE_key.h b/source/blender/blenkernel/BKE_key.h
index 0fe351c0aa4..6cae56b775f 100644
--- a/source/blender/blenkernel/BKE_key.h
+++ b/source/blender/blenkernel/BKE_key.h
@@ -167,9 +167,9 @@ void BKE_keyblock_update_from_offset(const struct Object *ob,
  * Move shape key from org_index to new_index. Safe, clamps index to valid range,
  * updates reference keys, the object's active shape index,
  * the 'frame' value in case of absolute keys, etc.
- * Note indices are expected in real values (not 'fake' shapenr +1 ones).
+ * Note indices are expected in real values (not *fake* `shapenr +1` ones).
  *
- * \param org_index: if < 0, current object's active shape will be used as skey to move.
+ * \param org_index: if < 0, current object's active shape will be used as shape-key to move.
  * \return true if something was done, else false.
  */
 bool BKE_keyblock_move(struct Object *ob, int org_index, int new_index);
diff --git a/source/blender/blenkernel/BKE_pointcache.h b/source/blender/blenkernel/BKE_pointcache.h
index efb8c2a9bb1..4331a25c112 100644
--- a/source/blender/blenkernel/BKE_pointcache.h
+++ b/source/blender/blenkernel/BKE_pointcache.h
@@ -293,6 +293,7 @@ void BKE_ptcache_ids_from_object(struct ListBase *lb,
 bool BKE_ptcache_object_has(struct Scene *scene, struct Object *ob, int duplis);
 
 /************ ID specific functions ************************/
+
 void BKE_ptcache_id_clear(PTCacheID *id, int mode, unsigned int cfra);
 bool BKE_ptcache_id_exist(PTCacheID *id, int cfra);
 int BKE_ptcache_id_reset(struct Scene *scene, PTCacheID *id, int mode);
diff --git a/source/blender/blenkernel/BKE_undo_system.h b/source/blender/blenkernel/BKE_undo_system.h
index f3a929dc5b9..5d1a27f8ba0 100644
--- a/source/blender/blenkernel/BKE_undo_system.h
+++ b/source/blender/blenkernel/BKE_undo_system.h
@@ -75,7 +75,7 @@ typedef struct UndoStep {
   /** Some situations require the global state to be stored, edge cases when exiting modes. */
   bool use_memfile_step;
   /** When this is true, undo/memfile read code is allowed to re-use old data-blocks for unchanged
-   * IDs, and existing depsgraphes. This has to be forbidden in some cases (like renamed IDs). */
+   * IDs, and existing depsgraphs. This has to be forbidden in some cases (like renamed IDs). */
   bool use_old_bmain_data;
   /** For use by undo systems that accumulate changes (mesh-sculpt & image-painting). */
   bool is_applied;
diff --git a/source/blender/blenkernel/intern/blendfile.c b/source/blender/blenkernel/intern/blendfile.c
index 85a43b7c479..8b0d3f2e92e 100644
--- a/source/blender/blenkernel/intern/blendfile.c
+++ b/source/blender/blenkernel/intern/blendfile.c
@@ -186,7 +186,7 @@ static void setup_app_data(bContext *C,
     clean_paths(bfd->main);
   }
 
-  /* XXX here the complex windowmanager matching */
+  /* The following code blocks performs complex window-manager matching. */
 
   /* no load screens? */
   if (mode != LOAD_UI) {
diff --git a/source/blender/blenkernel/intern/layer.c b/source/blender/blenkernel/intern/layer.c
index 06d69b6ff61..5b54f16661c 100644
--- a/source/blender/blenkernel/intern/layer.c
+++ b/source/blender/blenkernel/intern/layer.c
@@ -614,7 +614,7 @@ static bool layer_collection_hidden(ViewLayer *view_layer, LayerCollection *lc)
     return true;
   }
 
-  /* Check visiblilty restriction flags */
+  /* Check visibility restriction flags */
   if (lc->flag & LAYER_COLLECTION_HIDE || lc->collection->flag & COLLECTION_HIDE_VIEWPORT) {
     return true;
   }
diff --git a/source/blender/blenkernel/intern/lib_id_delete.c b/source/blender/blenkernel/intern/lib_id_delete.c
index 1a80376f482..c7643c56212 100644
--- a/source/blender/blenkernel/intern/lib_id_delete.c
+++ b/source/blender/blenkernel/intern/lib_id_delete.c
@@ -293,14 +293,14 @@ static size_t id_delete(Main *bmain, const bool do_tagged_deletion)
      * is never affected). */
     for (ID *id = tagged_deleted_ids.first; id; id = id->next) {
       id->tag |= LIB_TAG_NO_MAIN;
-      /* Usercount needs to be reset artificially, since some usages may not be cleared in batch
+      /* User-count needs to be reset artificially, since some usages may not be cleared in batch
        * deletion (typically, if one deleted ID uses another deleted ID, this may not be cleared by
        * remapping code, depending on order in which these are handled). */
       id->us = ID_FAKE_USERS(id);
     }
   }
   else {
-    /* First tag all datablocks directly from target lib.
+    /* First tag all data-blocks directly from target lib.
      * Note that we go forward here, since we want to check dependencies before users
      * (e.g. meshes before objects).
      * Avoids to have to loop twice. */
diff --git a/source/blender/blenkernel/intern/mask_rasterize.c b/source/blender/blenkernel/intern/mask_rasterize.c
index 55834d5cf4e..adc0eb5f78c 100644
--- a/source/blender/blenkernel/intern/mask_rasterize.c
+++ b/source/blender/blenkernel/intern/mask_rasterize.c
@@ -521,7 +521,7 @@ static void layer_bucket_init(MaskRasterLayer *layer, const float pixel_size)
     }
 
     if (1) {
-      /* now convert linknodes into arrays for faster per pixel access */
+      /* Now convert link-nodes into arrays for faster per pixel access. */
       uint **buckets_face = MEM_mallocN(bucket_tot * sizeof(*buckets_face), __func__);
       uint bucket_index;
 
@@ -1186,7 +1186,7 @@ void BKE_maskrasterize_handle_init(MaskRasterHandle *mr_handle,
       // printf("tris %d, feather tris %d\n", sf_tri_tot, tot_feather_quads);
     }
 
-    /* add trianges */
+    /* Add triangles. */
     BLI_scanfill_end_arena(&sf_ctx, sf_arena);
   }
 
diff --git a/source/blender/blenkernel/intern/material.c b/source/blender/blenkernel/intern/material.c
index 51e27f173c8..59530a6d6a6 100644
--- a/source/blender/blenkernel/intern/material.c
+++ b/source/blender/blenkernel/intern/material.c
@@ -1450,7 +1450,7 @@ static bool fill_texpaint_slots_cb(bNode *node, void *userdata)
       NodeTexImage *storage = (NodeTexImage *)node->storage;
       slot->interp = storage->interpolation;
       slot->image_user = &storage->iuser;
-      /* for new renderer, we need to traverse the treeback in search of a UV node */
+      /* For new renderer, we need to traverse the tree back in search of a UV node. */
       bNode *uvnode = nodetree_uv_node_recursive(node);
 
       if (uvnode) {
@@ -1561,7 +1561,7 @@ void BKE_texpaint_slot_refresh_cache(Scene *scene, Material *ma, const struct Ob
   }
 
   /* COW needed when adding texture slot on an object with no materials.
-   * But do it only when slots actually change to avoid continuous depsgrap updates. */
+   * But do it only when slots actually change to avoid continuous depsgraph updates. */
   if (ma->tot_slots != prev_tot_slots || ma->paint_active_slot != prev_paint_active_slot ||
       ma->paint_clone_slot != prev_paint_clone_slot ||
       (ma->texpaintslot && prev_texpaintslot &&
diff --git a/source/blender/blenkernel/intern/pointcache.c b/source/blender/blenkernel/intern/pointcache.c
index bb9a0f458b9..868cdde6d01 100644
--- a/source/blender/blenkernel/intern/pointcache.c
+++ b/source/blender/blenkernel/intern/pointcache.c
@@ -2611,7 +2611,7 @@ void BKE_ptcache_id_clear(PTCacheID *pid, int mode, uint cfra)
   }
 #endif
 
-  /* clear all files in the temp dir with the prefix of the ID and the ".bphys" suffix */
+  /* Clear all files in the temp dir with the prefix of the ID and the `.bphys` suffix. */
   switch (mode) {
     case PTCACHE_CLEAR_ALL:
     case PTCACHE_CLEAR_BEFORE:
@@ -2775,7 +2775,7 @@ void BKE_ptcache_id_time(
   /* time handling for point cache:
    * - simulation time is scaled by result of bsystem_time
    * - for offsetting time only time offset is taken into account, since
-   *   that's always the same and can't be animated. a timeoffset which
+   *   that's always the same and can't be animated. a time-offset which
    *   varies over time is not simple to support.
    * - field and motion blur offsets are currently ignored, proper solution
    *   is probably to interpolate results from two frames for that ..
diff --git a/source/blender/blenkernel/intern/screen.c b/source/blender/blenkernel/intern/screen.c
index 3e5dbc47c40..2c896788b20 100644
--- a/source/blender/blenkernel/intern/screen.c
+++ b/source/blender/blenkernel/intern/screen.c
@@ -304,7 +304,7 @@ IDTypeInfo IDType_ID_SCR = {
 
 /* ************ Space-type/region-type handling ************** */
 
-/* keep global; this has to be accessible outside of windowmanager */
+/** Keep global; this has to be accessible outside of window-manager. */
 static ListBase spacetypes = {NULL, NULL};
 
 /* not SpaceType itself */
diff --git a/source/blender/blenkernel/intern/softbody.c b/source/blender/blenkernel/intern/softbody.c
index 14a7d26a354..b35031b9a88 100644
--- a/source/blender/blenkernel/intern/softbody.c
+++ b/source/blender/blenkernel/intern/softbody.c
@@ -133,9 +133,9 @@ typedef struct SB_thread_context {
 
 #define BSF_INTERSECT 1 /* edge intersects collider face */
 
-/* private definitions for bodypoint states */
-#define SBF_DOFUZZY 1        /* Bodypoint do fuzzy. */
-#define SBF_OUTOFCOLLISION 2 /* Bodypoint does not collide. */
+/* private definitions for body-point states */
+#define SBF_DOFUZZY 1        /* Body-point do fuzzy. */
+#define SBF_OUTOFCOLLISION 2 /* Body-point does not collide. */
 
 #define BFF_INTERSECT 1 /* collider edge   intrudes face. */
 #define BFF_CLOSEVERT 2 /* collider vertex repulses face. */
diff --git a/source/blender/blenkernel/intern/writeffmpeg.c b/source/blender/blenkernel/intern/writeffmpeg.c
index 0842125932b..ee827cd8cd4 100644
--- a/source/blender/blenkernel/intern/writeffmpeg.c
+++ b/source/blender/blenkernel/intern/writeffmpeg.c
@@ -1017,7 +1017,7 @@ static AVStream *alloc_audio_stream(FFMpegContext *context,
     return NULL;
   }
 
-  /* need to prevent floating point exception when using vorbis audio codec,
+  /* Need to prevent floating point exception when using VORBIS audio codec,
    * initialize this value in the same way as it's done in FFmpeg itself (sergey) */
   c->time_base.num = 1;
   c->time_base.den = c->sample_rate;
diff --git a/source/blender/blenloader/intern/readfile.cc b/source/blender/blenloader/intern/readfile.cc
index ec1768232c8..569798048f6 100644
--- a/source/blender/blenloader/intern/readfile.cc
+++ b/source/blender/blenloader/intern/readfile.cc
@@ -2143,7 +2143,7 @@ static void direct_link_id_common(
     BlendDataReader *reader, Library *current_library, ID *id, ID *id_old, const int tag)
 {
   if (!BLO_read_data_is_undo(reader)) {
-    /* When actually reading a file, we do want to reset/re-generate session uuids.
+    /* When actually reading a file, we do want to reset/re-generate session UUIDS.
      * In undo case, we want to re-use existing ones. */
     id->session_uuid = MAIN_ID_SESSION_UUID_UNSET;
   }
diff --git a/source/blender/bmesh/tools/bmesh_bevel.c b/source/blender/bmesh/tools/bmesh_bevel.c
index 8da28af3ca7..c45f9dbe49c 100644
--- a/source/blender/bmesh/tools/bmesh_bevel.c
+++ b/source/blender/bmesh/tools/bmesh_bevel.c
@@ -2058,7 +2058,7 @@ static void get_profile_point(BevelParams *bp, const Profile *pro, int i, int ns
     }
     else {
       BLI_assert(is_power_of_2_i(nseg) && nseg <= bp->pro_spacing.seg_2);
-      /* Find spacing between subsamples in prof_co_2. */
+      /* Find spacing between sub-samples in `prof_co_2`. */
       int subsample_spacing = bp->pro_spacing.seg_2 / nseg;
       copy_v3_v3(r_co, pro->prof_co_2 + 3 * i * subsample_spacing);
     }
diff --git a/source/blender/bmesh/tools/bmesh_wireframe.c b/source/blender/bmesh/tools/bmesh_wireframe.c
index 14ec45f14b0..bdc36559e05 100644
--- a/source/blender/bmesh/tools/bmesh_wireframe.c
+++ b/source/blender/bmesh/tools/bmesh_wireframe.c
@@ -175,7 +175,7 @@ void BM_mesh_wireframe(BMesh *bm,
   BMVert **verts_neg = MEM_mallocN(sizeof(BMVert *) * totvert_orig, __func__);
   BMVert **verts_pos = MEM_mallocN(sizeof(BMVert *) * totvert_orig, __func__);
 
-  /* Will over-alloc, but makes for easy lookups by index to keep aligned. */
+  /* Will over-allocate, but makes for easy lookups by index to keep aligned. */
   BMVert **verts_boundary = use_boundary ? MEM_mallocN(sizeof(BMVert *) * totvert_orig, __func__) :
                                            NULL;
 
diff --git a/source/blender/compositor/operations/COM_ConvertOperation.h b/source/blender/compositor/operations/COM_ConvertOperation.h
index 16d1e2e6bb5..ffd02ed5a2f 100644
--- a/source/blender/compositor/operations/COM_ConvertOperation.h
+++ b/source/blender/compositor/operations/COM_ConvertOperation.h
@@ -98,7 +98,7 @@ class ConvertVectorToValueOperation : public ConvertBaseOperation {
 
 class ConvertRGBToYCCOperation : public ConvertBaseOperation {
  private:
-  /** YCbCr mode (Jpeg, ITU601, ITU709) */
+  /** YCbCr mode (JPEG, ITU601, ITU709) */
   int mode_;
 
  public:
@@ -116,7 +116,7 @@ class ConvertRGBToYCCOperation : public ConvertBaseOperation {
 
 class ConvertYCCToRGBOperation : public ConvertBaseOperation {
  private:
-  /** YCbCr mode (Jpeg, ITU601, ITU709) */
+  /** YCbCr mode (JPEG, ITU601, ITU709) */
   int mode_;
 
  public:
diff --git a/source/blender/editors/armature/armature_utils.c b/source/blender/editors/armature/armature_utils.c
index 09174aa5e47..0465606e694 100644
--- a/source/blender/editors/armature/armature_utils.c
+++ b/source/blender/editors/armature/armature_utils.c
@@ -703,11 +703,11 @@ void ED_armature_from_edit(Main *bmain, bArmature *arm)
     newBone->inherit_scale_mode = eBone->inherit_scale_mode;
 
     if (eBone == arm->act_edbone) {
-      /* don't change active selection, this messes up separate which uses
-       * editmode toggle and can separate active bone which is de-selected originally */
+      /* Don't change active selection, this messes up separate which uses
+       * edit-mode toggle and can separate active bone which is de-selected originally. */
 
-      /* important, editbones can be active with only 1 point selected */
-      /* newBone->flag |= BONE_SELECTED; */
+      /* important, edit-bones can be active with only 1 point selected */
+      /* `newBone->flag |= BONE_SELECTED;` */
       arm->act_bone = newBone;
     }
     newBone->roll = 0.0f;
diff --git a/source/blender/editors/armature/pose_transform.c b/source/blender/editors/armature/pose_transform.c
index 9ed963f0c66..f92b72bbb66 100644
--- a/source/blender/editors/armature/pose_transform.c
+++ b/source/blender/editors/armature/pose_transform.c
@@ -361,7 +361,7 @@ static void applyarmature_reset_constraints(bPose *pose, const bool use_selected
   }
 }
 
-/* set the current pose as the restpose */
+/* Set the current pose as the rest-pose. */
 static int apply_armature_pose2bones_exec(bContext *C, wmOperator *op)
 {
   Main *bmain = CTX_data_main(C);
@@ -404,10 +404,10 @@ static int apply_armature_pose2bones_exec(bContext *C, wmOperator *op)
     }
   }
 
-  /* Get editbones of active armature to alter */
+  /* Get edit-bones of active armature to alter. */
   ED_armature_to_edit(arm);
 
-  /* get pose of active object and move it out of posemode */
+  /* Get pose of active object and move it out of pose-mode. */
   pose = ob->pose;
 
   if (use_selected) {
@@ -429,11 +429,11 @@ static int apply_armature_pose2bones_exec(bContext *C, wmOperator *op)
     }
   }
 
-  /* convert editbones back to bones, and then free the edit-data */
+  /* Convert edit-bones back to bones, and then free the edit-data. */
   ED_armature_from_edit(bmain, arm);
   ED_armature_edit_free(arm);
 
-  /* flush positions of posebones */
+  /* Flush positions of pose-bones. */
   BKE_pose_where_is(depsgraph, scene, ob);
 
   /* fix parenting of objects which are bone-parented */
diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index 7b6a623f53e..ac16d41dabe 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -3519,7 +3519,7 @@ static void ui_textedit_end(bContext *C, uiBut *but, uiHandleButtonData *data)
 
 static void ui_textedit_next_but(uiBlock *block, uiBut *actbut, uiHandleButtonData *data)
 {
-  /* label and roundbox can overlap real buttons (backdrops...) */
+  /* Label and round-box can overlap real buttons (backdrops...). */
   if (ELEM(actbut->type,
            UI_BTYPE_LABEL,
            UI_BTYPE_SEPR,
@@ -3551,7 +3551,7 @@ static void ui_textedit_next_but(uiBlock *block, uiBut *actbut, uiHandleButtonDa
 
 static void ui_textedit_prev_but(uiBlock *block, uiBut *actbut, uiHandleButtonData *data)
 {
-  /* label and roundbox can overlap real buttons (backdrops...) */
+  /* Label and round-box can overlap real buttons (backdrops...). */
   if (ELEM(actbut->type,
            UI_BTYPE_LABEL,
            UI_BTYPE_SEPR,
diff --git a/source/blender/editors/mesh/mesh_data.cc b/source/blender/editors/mesh/mesh_data.cc
index 122b8fa7d89..b468360ff9b 100644
--- a/source/blender/editors/mesh/mesh_data.cc
+++ b/source/blender/editors/mesh/mesh_data.cc
@@ -787,7 +787,7 @@ static int mesh_customdata_custom_splitnormals_add_exec(bContext *C, wmOperator
 
     if (me->edit_mesh) {
       /* Tag edges as sharp according to smooth threshold if needed,
-       * to preserve autosmooth shading. */
+       * to preserve auto-smooth shading. */
       if (me->flag & ME_AUTOSMOOTH) {
         BM_edges_sharp_from_angle_set(me->edit_mesh->bm, me->smoothresh);
       }
@@ -796,7 +796,7 @@ static int mesh_customdata_custom_splitnormals_add_exec(bContext *C, wmOperator
     }
     else {
       /* Tag edges as sharp according to smooth threshold if needed,
-       * to preserve autosmooth shading. */
+       * to preserve auto-smooth shading. */
       if (me->flag & ME_AUTOSMOOTH) {
         const Span<MVert> verts = me->verts();
         MutableSpan<MEdge> edges = me->edges_for_write();
diff --git a/source/blender/editors/space_action/action_draw.c b/source/blender/editors/space_action/action_draw.c
index eb56c6c4b54..343975919e2 100644
--- a/source/blender/editors/space_action/action_draw.c
+++ b/source/blender/editors/space_action/action_draw.c
@@ -104,7 +104,7 @@ void draw_channel_names(bContext *C, bAnimContext *ac, ARegion *region)
     UI_block_draw(C, block);
   }
 
-  /* free tempolary channels */
+  /* Free temporary channels. */
   ANIM_animdata_freelist(&anim_data);
 }
 
diff --git a/source/blender/editors/space_graph/graph_draw.c b/source/blender/editors/space_graph/graph_draw.c
index 41a8368152d..f8a0dff3a41 100644
--- a/source/blender/editors/space_graph/graph_draw.c
+++ b/source/blender/editors/space_graph/graph_draw.c
@@ -1446,7 +1446,7 @@ void graph_draw_channel_names(bContext *C, bAnimContext *ac, ARegion *region)
     GPU_blend(GPU_BLEND_NONE);
   }
 
-  /* free tempolary channels */
+  /* Free temporary channels. */
   ANIM_animdata_freelist(&anim_data);
 }
 
diff --git a/source/blender/editors/space_nla/nla_draw.c b/source/blender/editors/space_nla/nla_draw.c
index f57c9fead56..45bbe50eedd 100644
--- a/source/blender/editors/space_nla/nla_draw.c
+++ b/source/blender/editors/space_nla/nla_draw.c
@@ -905,7 +905,7 @@ void draw_nla_main_data(bAnimContext *ac, SpaceNla *snla, ARegion *region)
     }
   }
 
-  /* free tempolary channels */
+  /* Free temporary channels. */
   ANIM_animdata_freelist(&anim_data);
 }
 
diff --git a/source/blender/editors/transform/transform_convert_armature.c b/source/blender/editors/transform/transform_convert_armature.c
index 4b79625fa66..6fd25d26c31 100644
--- a/source/blender/editors/transform/transform_convert_armature.c
+++ b/source/blender/editors/transform/transform_convert_armature.c
@@ -306,8 +306,9 @@ static short pose_grab_with_ik_add(bPoseChannel *pchan)
            * just make things obey standard rotation locks too */
           if (data->rootbone == 0) {
             for (bPoseChannel *pchan_iter = pchan; pchan_iter; pchan_iter = pchan_iter->parent) {
-              /* here, we set ik-settings for bone from pchan->protectflag */
-              /* XXX: careful with quats/axis-angle rotations where we're locking 4d components. */
+              /* Here, we set IK-settings for bone from `pchan->protectflag`. */
+              /* XXX: careful with quaternion/axis-angle rotations
+               * where we're locking 4d components. */
               if (pchan_iter->protectflag & OB_LOCK_ROTX) {
                 pchan_iter->ikflag |= BONE_IK_NO_XDOF_TEMP;
               }
diff --git a/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.h b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.h
index c19ac31ae4a..e5009f2b4f8 100644
--- a/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.h
+++ b/source/blender/freestyle/intern/stroke/AdvancedFunctions1D.h
@@ -33,7 +33,7 @@ class DensityF1D : public UnaryFunction1D<double> {
  public:
   /** Builds the functor.
    *  \param sigma:
-   *    Thesigma used in DensityF0D and determining the window size used in each density query.
+   *    The sigma used in DensityF0D and determining the window size used in each density query.
    *  \param iType:
    *    The integration method used to compute a single value from a set of values.
    *  \param sampling:
diff --git a/source/blender/freestyle/intern/view_map/ViewMapTesselator.h b/source/blender/freestyle/intern/view_map/ViewMapTesselator.h
index 2da95d47912..c666e548884 100644
--- a/source/blender/freestyle/intern/view_map/ViewMapTesselator.h
+++ b/source/blender/freestyle/intern/view_map/ViewMapTesselator.h
@@ -89,7 +89,7 @@ class ViewMapTesselator {
 #endif
 };
 
-/** Class to tesselate the 2D projected silhouette */
+/** Class to tessellate the 2D projected silhouette */
 class ViewMapTesselator2D : public ViewMapTesselator {
  public:
   inline ViewMapTesselator2D() : ViewMapTesselator()
@@ -110,7 +110,7 @@ class ViewMapTesselator2D : public ViewMapTesselator {
 #endif
 };
 
-/** Class to tesselate the 3D silhouette */
+/** Class to tessellate the 3D silhouette */
 class ViewMapTesselator3D : public ViewMapTesselator {
  public:
   inline ViewMapTesselator3D() : ViewMapTesselator()
diff --git a/source/blender/gpu/metal/mtl_shader_generator.hh b/source/blender/gpu/metal/mtl_shader_generator.hh
index 43890ca0170..63e2e6d5924 100644
--- a/source/blender/gpu/metal/mtl_shader_generator.hh
+++ b/source/blender/gpu/metal/mtl_shader_generator.hh
@@ -497,7 +497,7 @@ inline std::string get_stage_class_name(ShaderStage stage)
 inline bool is_builtin_type(std::string type)
 {
   /* Add Types as needed. */
-  /* TODO(Metal): Consider replacing this with a switch and constexpr hash and switch.
+  /* TODO(Metal): Consider replacing this with a switch and `constexpr` hash and switch.
    * Though most efficient and maintainable approach to be determined. */
   static std::map<std::string, eMTLDataType> glsl_builtin_types = {
       {"float", MTL_DATATYPE_FLOAT},
diff --git a/source/blender/gpu/metal/mtl_texture_util.mm b/source/blender/gpu/metal/mtl_texture_util.mm
index 5ed7659f260..33a62e2e3ef 100644
--- a/source/blender/gpu/metal/mtl_texture_util.mm
+++ b/source/blender/gpu/metal/mtl_texture_util.mm
@@ -34,7 +34,7 @@ MTLPixelFormat gpu_texture_format_to_metal(eGPUTextureFormat tex_format)
 {
 
   switch (tex_format) {
-    /* Formats texture & renderbuffer. */
+    /* Formats texture & render-buffer. */
     case GPU_RGBA8UI:
       return MTLPixelFormatRGBA8Uint;
     case GPU_RGBA8I:
diff --git a/source/blender/makesdna/DNA_customdata_types.h b/source/blender/makesdna/DNA_customdata_types.h
index 287a9e2f3b9..0355ed3febe 100644
--- a/source/blender/makesdna/DNA_customdata_types.h
+++ b/source/blender/makesdna/DNA_customdata_types.h
@@ -116,7 +116,7 @@ typedef enum eCustomDataType {
   CD_PROP_BYTE_COLOR = 17,
   CD_TANGENT = 18,
   CD_MDISPS = 19,
-  CD_PREVIEW_MCOL = 20,           /* for displaying weightpaint colors */
+  CD_PREVIEW_MCOL = 20,           /* For displaying weight-paint colors. */
                                   /*  CD_ID_MCOL          = 21, */
   /* CD_TEXTURE_MLOOPCOL = 22, */ /* UNUSED */
   CD_CLOTH_ORCO = 23,
@@ -209,7 +209,7 @@ typedef enum eCustomDataType {
 
 #define CD_MASK_HAIRLENGTH (1ULL << CD_HAIRLENGTH)
 
-/** Multires loop data. */
+/** Multi-resolution loop data. */
 #define CD_MASK_MULTIRES_GRIDS (CD_MASK_MDISPS | CD_GRID_PAINT_MASK)
 
 /* All data layers. */
diff --git a/source/blender/makesdna/DNA_layer_types.h b/source/blender/makesdna/DNA_layer_types.h
index 827e07725a1..6ea35dfb770 100644
--- a/source/blender/makesdna/DNA_layer_types.h
+++ b/source/blender/makesdna/DNA_layer_types.h
@@ -134,13 +134,13 @@ typedef struct ViewLayerAOV {
 typedef struct ViewLayerLightgroup {
   struct ViewLayerLightgroup *next, *prev;
 
-  /* Name of the Lightgroup */
+  /* Name of the Light-group. */
   char name[64];
 } ViewLayerLightgroup;
 
-/* Lightgroup membership information. */
+/* Light-group membership information. */
 typedef struct LightgroupMembership {
-  /* Name of the Lightgroup */
+  /* Name of the Light-group. */
   char name[64];
 } LightgroupMembership;
 
diff --git a/source/blender/makesdna/DNA_meta_types.h b/source/blender/makesdna/DNA_meta_types.h
index d0c09a0d6ab..b4a66a46efe 100644
--- a/source/blender/makesdna/DNA_meta_types.h
+++ b/source/blender/makesdna/DNA_meta_types.h
@@ -42,7 +42,7 @@ typedef struct MetaElem {
   float rad2;
   /** Stiffness, how much of the element to fill. */
   float s;
-  /** Old, only used for backwards compat. use dimensions now. */
+  /** Old, only used for backwards compatibility. use dimensions now. */
   float len;
 
   /** Matrix and inverted matrix. */
@@ -63,7 +63,7 @@ typedef struct MetaBall {
   /* material of the mother ball will define the material used of all others */
   struct Material **mat;
 
-  /** Flag is enum for updates, flag2 is bitflags for settings. */
+  /** Flag is enum for updates, flag2 is bit-flags for settings. */
   char flag, flag2;
   short totcol;
   /** Used to store MB_AUTOSPACE. */
diff --git a/source/blender/makesdna/DNA_modifier_types.h b/source/blender/makesdna/DNA_modifier_types.h
index 7625f04fefa..c4180071352 100644
--- a/source/blender/makesdna/DNA_modifier_types.h
+++ b/source/blender/makesdna/DNA_modifier_types.h
@@ -195,7 +195,7 @@ typedef struct LatticeModifierData {
   ModifierData modifier;
 
   struct Object *object;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char name[64];
   float strength;
   short flag;
@@ -212,7 +212,7 @@ typedef struct CurveModifierData {
   ModifierData modifier;
 
   struct Object *object;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char name[64];
   /** Axis along which curve deforms. */
   short defaxis;
@@ -262,7 +262,7 @@ typedef struct MaskModifierData {
 
   /** Armature to use to in place of hardcoded vgroup. */
   struct Object *ob_arm;
-  /** Name of vertex group to use to mask, MAX_VGROUP_NAME. */
+  /** Name of vertex group to use to mask, #MAX_VGROUP_NAME. */
   char vgroup[64];
 
   /** Using armature or hardcoded vgroup. */
@@ -447,7 +447,7 @@ typedef struct BevelModifierData {
   float bevel_angle;
   float spread;
   /** if the MOD_BEVEL_VWEIGHT option is set,
-   * this will be the name of the vert group, MAX_VGROUP_NAME */
+   * this will be the name of the vert group, #MAX_VGROUP_NAME */
   char defgrp_name[64];
 
   char _pad1[4];
@@ -565,7 +565,7 @@ typedef struct DisplaceModifierData {
 
   float strength;
   int direction;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   float midlevel;
   int space;
@@ -635,7 +635,7 @@ typedef struct DecimateModifierData {
   /** (mode == MOD_DECIM_MODE_DISSOLVE). */
   float angle;
 
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   float defgrp_factor;
   short flag, mode;
@@ -663,7 +663,7 @@ enum {
 typedef struct SmoothModifierData {
   ModifierData modifier;
   float fac;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   short flag, repeat;
 
@@ -684,7 +684,7 @@ typedef struct CastModifierData {
   float fac;
   float radius;
   float size;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   short flag;
   /** Cast modifier projection type. */
@@ -725,7 +725,7 @@ typedef struct WaveModifierData {
   /* End MappingInfoModifierData. */
 
   struct Object *objectcenter;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   short flag;
@@ -760,7 +760,7 @@ typedef struct ArmatureModifierData {
   struct Object *object;
   /** Stored input of previous modifier, for vertex-group blending. */
   float (*vert_coords_prev)[3];
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 } ArmatureModifierData;
 
@@ -803,11 +803,11 @@ typedef struct HookModifierData {
 
   struct CurveMapping *curfalloff;
 
-  /** If NULL, it's using vertexgroup. */
+  /** If NULL, it's using vertex-group. */
   int *indexar;
   int indexar_num;
   float force;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char name[64];
   void *_pad1;
 } HookModifierData;
@@ -946,7 +946,7 @@ typedef struct MeshDeformModifierData {
 
   /** Mesh object. */
   struct Object *object;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   short gridsize, flag;
@@ -1124,7 +1124,7 @@ typedef struct ShrinkwrapModifierData {
   struct Object *target;
   /** Additional shrink target. */
   struct Object *auxTarget;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char vgroup_name[64];
   /** Distance offset to keep from mesh/projection point. */
   float keepDist;
@@ -1171,9 +1171,9 @@ enum {
 
 /** #ShrinkwrapModifierData.shrinkOpts */
 enum {
-  /** allow shrinkwrap to move the vertex in the positive direction of axis */
+  /** Allow shrink-wrap to move the vertex in the positive direction of axis. */
   MOD_SHRINKWRAP_PROJECT_ALLOW_POS_DIR = (1 << 0),
-  /** allow shrinkwrap to move the vertex in the negative direction of axis */
+  /** Allow shrink-wrap to move the vertex in the negative direction of axis. */
   MOD_SHRINKWRAP_PROJECT_ALLOW_NEG_DIR = (1 << 1),
 
   /** ignore vertex moves if a vertex ends projected on a front face of the target */
@@ -1207,7 +1207,7 @@ typedef struct SimpleDeformModifierData {
 
   /** Object to control the origin of modifier space coordinates. */
   struct Object *origin;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char vgroup_name[64];
   /** Factors to control simple deforms. */
   float factor;
@@ -1250,7 +1250,7 @@ typedef struct ShapeKeyModifierData {
 typedef struct SolidifyModifierData {
   ModifierData modifier;
 
-  /** Name of vertex group to use, MAX_VGROUP_NAME. */
+  /** Name of vertex group to use, #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   char shell_defgrp_name[64];
   char rim_defgrp_name[64];
@@ -1451,7 +1451,7 @@ typedef struct WarpModifierData {
   char bone_to[64];
 
   struct CurveMapping *curfalloff;
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   float strength;
   float falloff_radius;
@@ -1484,7 +1484,7 @@ typedef enum {
 typedef struct WeightVGEditModifierData {
   ModifierData modifier;
 
-  /** Name of vertex group to edit. MAX_VGROUP_NAME. */
+  /** Name of vertex group to edit. #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   /** Using MOD_WVG_EDIT_* flags. */
@@ -1504,7 +1504,7 @@ typedef struct WeightVGEditModifierData {
   /* Masking options. */
   /** The global "influence", if no vgroup nor tex is used as mask. */
   float mask_constant;
-  /** Name of mask vertex group from which to get weight factors. MAX_VGROUP_NAME. */
+  /** Name of mask vertex group from which to get weight factors. #MAX_VGROUP_NAME. */
   char mask_defgrp_name[64];
 
   /* Texture masking. */
@@ -1540,9 +1540,9 @@ enum {
 typedef struct WeightVGMixModifierData {
   ModifierData modifier;
 
-  /** Name of vertex group to modify/weight. MAX_VGROUP_NAME. */
+  /** Name of vertex group to modify/weight. #MAX_VGROUP_NAME. */
   char defgrp_name_a[64];
-  /** Name of other vertex group to mix in. MAX_VGROUP_NAME. */
+  /** Name of other vertex group to mix in. #MAX_VGROUP_NAME. */
   char defgrp_name_b[64];
   /** Default weight value for first vgroup. */
   float default_weight_a;
@@ -1558,7 +1558,7 @@ typedef struct WeightVGMixModifierData {
   /* Masking options. */
   /** The global "influence", if no vgroup nor tex is used as mask. */
   float mask_constant;
-  /** Name of mask vertex group from which to get weight factors. MAX_VGROUP_NAME. */
+  /** Name of mask vertex group from which to get weight factors. #MAX_VGROUP_NAME. */
   char mask_defgrp_name[64];
 
   /* Texture masking. */
@@ -1628,7 +1628,7 @@ enum {
 typedef struct WeightVGProximityModifierData {
   ModifierData modifier;
 
-  /** Name of vertex group to modify/weight. MAX_VGROUP_NAME. */
+  /** Name of vertex group to modify/weight. #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   /* Mapping stuff. */
@@ -1646,7 +1646,7 @@ typedef struct WeightVGProximityModifierData {
   /* Masking options. */
   /** The global "influence", if no vgroup nor tex is used as mask. */
   float mask_constant;
-  /** Name of mask vertex group from which to get weight factors. MAX_VGROUP_NAME. */
+  /** Name of mask vertex group from which to get weight factors. #MAX_VGROUP_NAME. */
   char mask_defgrp_name[64];
 
   /* Texture masking. */
@@ -1840,7 +1840,7 @@ typedef struct LaplacianSmoothModifierData {
 
   float lambda, lambda_border;
   char _pad1[4];
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   short flag, repeat;
 } LaplacianSmoothModifierData;
@@ -1887,7 +1887,7 @@ typedef struct CorrectiveSmoothModifierData {
   char smooth_type, rest_source;
   char _pad[6];
 
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   /* runtime-only cache */
@@ -1932,7 +1932,7 @@ typedef struct UVWarpModifierData {
   /** Optional name of bone target, MAX_ID_NAME-2. */
   char bone_dst[64];
 
-  /** Optional vertexgroup name, MAX_VGROUP_NAME. */
+  /** Optional vertex-group name, #MAX_VGROUP_NAME. */
   char vgroup_name[64];
   /** MAX_CUSTOMDATA_LAYER_NAME. */
   char uvlayer_name[64];
@@ -2013,7 +2013,7 @@ enum {
 
 typedef struct LaplacianDeformModifierData {
   ModifierData modifier;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char anchor_grp_name[64];
   int verts_num, repeat;
   float *vertexco;
@@ -2035,7 +2035,7 @@ enum {
  */
 typedef struct WireframeModifierData {
   ModifierData modifier;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   float offset;
   float offset_fac;
@@ -2059,7 +2059,7 @@ typedef struct WeldModifierData {
 
   /* The limit below which to merge vertices. */
   float merge_dist;
-  /* Name of vertex group to use to mask, MAX_VGROUP_NAME. */
+  /** Name of vertex group to use to mask, #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   char mode;
@@ -2107,7 +2107,7 @@ typedef struct DataTransferModifierData {
   /** See CDT_MIX_ enum in BKE_customdata.h. */
   int mix_mode;
   float mix_factor;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
 
   int flags;
@@ -2130,7 +2130,7 @@ enum {
 /** Set Split Normals modifier. */
 typedef struct NormalEditModifierData {
   ModifierData modifier;
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   /** Source of normals, or center of ellipsoid. */
   struct Object *target;
@@ -2253,7 +2253,7 @@ enum {
 typedef struct WeightedNormalModifierData {
   ModifierData modifier;
 
-  /** MAX_VGROUP_NAME. */
+  /** #MAX_VGROUP_NAME. */
   char defgrp_name[64];
   char mode, flag;
   short weight;
diff --git a/source/blender/makesdna/DNA_node_types.h b/source/blender/makesdna/DNA_node_types.h
index c7962db8198..74714cf7e41 100644
--- a/source/blender/makesdna/DNA_node_types.h
+++ b/source/blender/makesdna/DNA_node_types.h
@@ -931,7 +931,7 @@ typedef struct NodeImageMultiFileSocket {
   char path[1024];
   ImageFormatData format;
 
-  /* multilayer output */
+  /* Multi-layer output. */
   /** EXR_TOT_MAXNAME-2 ('.' and channel char are appended). */
   char layer[30];
   char _pad2[2];
@@ -1273,7 +1273,7 @@ typedef struct CryptomatteLayer {
 typedef struct NodeCryptomatte_Runtime {
   /* Contains `CryptomatteLayer`. */
   ListBase layers;
-  /* Temp storage for the cryptomatte picker. */
+  /* Temp storage for the crypto-matte picker. */
   float add[3];
   float remove[3];
 } NodeCryptomatte_Runtime;
diff --git a/source/blender/makesdna/DNA_particle_types.h b/source/blender/makesdna/DNA_particle_types.h
index 44f1d3479b1..c4f11905e10 100644
--- a/source/blender/makesdna/DNA_particle_types.h
+++ b/source/blender/makesdna/DNA_particle_types.h
@@ -465,7 +465,7 @@ enum {
 #define PART_REACT_MULTIPLE 2
 
 //#define PART_LOOP         4   /* not used anymore */
-/* for dopesheet */
+/* For dope-sheet. */
 #define PART_DS_EXPAND 8
 
 #define PART_HAIR_REGROW 16 /* regrow hair for each frame */
diff --git a/source/blender/makesdna/DNA_space_types.h b/source/blender/makesdna/DNA_space_types.h
index d2d20bcde78..4bb92e6fcc5 100644
--- a/source/blender/makesdna/DNA_space_types.h
+++ b/source/blender/makesdna/DNA_space_types.h
@@ -667,7 +667,7 @@ typedef struct SpaceSeq {
   struct SequencerPreviewOverlay preview_overlay;
   struct SequencerTimelineOverlay timeline_overlay;
 
-  /** Multiview current eye - for internal use. */
+  /** Multi-view current eye - for internal use. */
   char multiview_eye;
   char _pad2[7];
 
diff --git a/source/blender/makesdna/DNA_windowmanager_types.h b/source/blender/makesdna/DNA_windowmanager_types.h
index 9b235fac049..7231a995f10 100644
--- a/source/blender/makesdna/DNA_windowmanager_types.h
+++ b/source/blender/makesdna/DNA_windowmanager_types.h
@@ -89,13 +89,13 @@ typedef struct Report {
 } Report;
 
 /**
- * \note Saved in the wm, don't remove.
+ * \note Saved in the #wmWindowManager, don't remove.
  */
 typedef struct ReportList {
   ListBase list;
-  /** eReportType. */
+  /** #eReportType. */
   int printlevel;
-  /** eReportType. */
+  /** #eReportType. */
   int storelevel;
   int flag;
   char _pad[4];
diff --git a/source/blender/makesdna/DNA_workspace_types.h b/source/blender/makesdna/DNA_workspace_types.h
index e99f317f057..0cd1144b30d 100644
--- a/source/blender/makesdna/DNA_workspace_types.h
+++ b/source/blender/makesdna/DNA_workspace_types.h
@@ -199,8 +199,10 @@ typedef struct WorkSpaceInstanceHook {
   WorkSpace *active;
   struct WorkSpaceLayout *act_layout;
 
-  /** Needed because we can't change workspaces/layouts in running handler loop,
-   * it would break context. */
+  /**
+   * Needed because we can't change work-spaces/layouts in running handler loop,
+   * it would break context.
+   */
   WorkSpace *temp_workspace_store;
   struct WorkSpaceLayout *temp_layout_store;
 } WorkSpaceInstanceHook;
diff --git a/source/blender/makesrna/intern/rna_armature.c b/source/blender/makesrna/intern/rna_armature.c
index e6b1ea1321c..a2386205013 100644
--- a/source/blender/makesrna/intern/rna_armature.c
+++ b/source/blender/makesrna/intern/rna_armature.c
@@ -1129,7 +1129,7 @@ static void rna_def_bone_common(StructRNA *srna, int editbone)
   RNA_define_lib_overridable(false);
 }
 
-/* err... bones should not be directly edited (only editbones should be...) */
+/* Err... bones should not be directly edited (only edit-bones should be...). */
 static void rna_def_bone(BlenderRNA *brna)
 {
   StructRNA *srna;
diff --git a/source/blender/makesrna/intern/rna_object.c b/source/blender/makesrna/intern/rna_object.c
index 46a89d3a6e0..7f4ed39c001 100644
--- a/source/blender/makesrna/intern/rna_object.c
+++ b/source/blender/makesrna/intern/rna_object.c
@@ -407,7 +407,7 @@ static void rna_Object_matrix_local_set(PointerRNA *ptr, const float values[16])
   Object *ob = (Object *)ptr->owner_id;
   float local_mat[4][4];
 
-  /* Localspace matrix is truly relative to the parent,
+  /* Local-space matrix is truly relative to the parent,
    * but parameters stored in object are relative to parentinv matrix.
    * Undo the parent inverse part before applying it as local matrix. */
   if (ob->parent) {
diff --git a/source/blender/nodes/intern/node_exec.cc b/source/blender/nodes/intern/node_exec.cc
index 724d6f1a1e1..af783ca391f 100644
--- a/source/blender/nodes/intern/node_exec.cc
+++ b/source/blender/nodes/intern/node_exec.cc
@@ -162,7 +162,7 @@ bNodeTreeExec *ntree_exec_begin(bNodeExecContext *context,
 
   /* XXX could let callbacks do this for specialized data */
   exec = MEM_cnew<bNodeTreeExec>("node tree execution data");
-  /* backpointer to node tree */
+  /* Back-pointer to node tree. */
   exec->nodetree = ntree;
 
   /* set stack indices */
diff --git a/source/blender/nodes/intern/node_exec.h b/source/blender/nodes/intern/node_exec.h
index dc07f52e23f..55bf409444e 100644
--- a/source/blender/nodes/intern/node_exec.h
+++ b/source/blender/nodes/intern/node_exec.h
@@ -27,7 +27,7 @@ struct bNodeTree;
 
 /* Node execution data */
 typedef struct bNodeExec {
-  /** Backpointer to node. */
+  /** Back-pointer to node. */
   struct bNode *node;
   bNodeExecData data;
 
@@ -37,7 +37,7 @@ typedef struct bNodeExec {
 
 /* Execution Data for each instance of node tree execution */
 typedef struct bNodeTreeExec {
-  struct bNodeTree *nodetree; /* backpointer to node tree */
+  struct bNodeTree *nodetree; /* Back-pointer to node tree. */
 
   int totnodes;               /* total node count */
   struct bNodeExec *nodeexec; /* per-node execution data */
diff --git a/source/blender/nodes/shader/node_shader_tree.cc b/source/blender/nodes/shader/node_shader_tree.cc
index 52edf68b3ff..f177fc95ef8 100644
--- a/source/blender/nodes/shader/node_shader_tree.cc
+++ b/source/blender/nodes/shader/node_shader_tree.cc
@@ -1126,7 +1126,8 @@ void ntreeShaderEndExecTree(bNodeTreeExec *exec)
     bNodeTree *ntree = exec->nodetree;
     ntreeShaderEndExecTree_internal(exec);
 
-    /* XXX clear nodetree backpointer to exec data, same problem as noted in ntreeBeginExecTree */
+    /* XXX: clear node-tree back-pointer to exec data,
+     * same problem as noted in #ntreeBeginExecTree. */
     ntree->execdata = nullptr;
   }
 }
diff --git a/source/blender/nodes/texture/node_texture_tree.c b/source/blender/nodes/texture/node_texture_tree.c
index 81d0b0fbc84..99146f1a25c 100644
--- a/source/blender/nodes/texture/node_texture_tree.c
+++ b/source/blender/nodes/texture/node_texture_tree.c
@@ -308,7 +308,8 @@ void ntreeTexEndExecTree(bNodeTreeExec *exec)
     bNodeTree *ntree = exec->nodetree;
     ntreeTexEndExecTree_internal(exec);
 
-    /* XXX clear nodetree backpointer to exec data, same problem as noted in ntreeBeginExecTree */
+    /* XXX: clear node-tree back-pointer to exec data,
+     * same problem as noted in #ntreeBeginExecTree. */
     ntree->execdata = NULL;
   }
 }
diff --git a/source/blender/python/intern/bpy_rna.c b/source/blender/python/intern/bpy_rna.c
index 0eaa5d6b6c7..02f7e16e805 100644
--- a/source/blender/python/intern/bpy_rna.c
+++ b/source/blender/python/intern/bpy_rna.c
@@ -380,10 +380,10 @@ static short pyrna_rotation_euler_order_get(PointerRNA *ptr,
                                             const short order_fallback,
                                             PropertyRNA **r_prop_eul_order);
 
-/* bpyrna vector/euler/quat callbacks. */
+/* `bpyrna` vector/euler/quaternion callbacks. */
 static uchar mathutils_rna_array_cb_index = -1; /* Index for our callbacks. */
 
-/* Subtype not used much yet. */
+/* Sub-type not used much yet. */
 #  define MATHUTILS_CB_SUBTYPE_EUL 0
 #  define MATHUTILS_CB_SUBTYPE_VEC 1
 #  define MATHUTILS_CB_SUBTYPE_QUAT 2
diff --git a/source/blender/python/mathutils/mathutils_noise.c b/source/blender/python/mathutils/mathutils_noise.c
index 3a3297f27f7..3c564142160 100644
--- a/source/blender/python/mathutils/mathutils_noise.c
+++ b/source/blender/python/mathutils/mathutils_noise.c
@@ -40,7 +40,7 @@
  *
  * Any feedback is very welcome.
  * http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html
- * email: m-mat @ math.sci.hiroshima-u.ac.jp (remove space). */
+ * email: `m-mat @ math.sci.hiroshima-u.ac.jp` (remove space). */
 
 /* Period parameters */
 #define N 624
@@ -120,7 +120,7 @@ static void setRndSeed(int seed)
   }
 }
 
-/* float number in range [0, 1) using the mersenne twister rng */
+/* Float number in range [0, 1) using the mersenne twister random number generator. */
 static float frand(void)
 {
   ulong y;
diff --git a/source/blender/render/intern/render_result.cc b/source/blender/render/intern/render_result.cc
index f9524fdbf05..94f6e2f1509 100644
--- a/source/blender/render/intern/render_result.cc
+++ b/source/blender/render/intern/render_result.cc
@@ -262,7 +262,7 @@ RenderResult *render_result_new(Render *re,
 
   render_result_views_new(rr, &re->r);
 
-  /* check renderdata for amount of layers */
+  /* Check render-data for amount of layers. */
   FOREACH_VIEW_LAYER_TO_RENDER_BEGIN (re, view_layer) {
     if (layername && layername[0]) {
       if (!STREQ(view_layer->name, layername)) {
diff --git a/source/blender/windowmanager/WM_types.h b/source/blender/windowmanager/WM_types.h
index e25169109e7..e4050397aaa 100644
--- a/source/blender/windowmanager/WM_types.h
+++ b/source/blender/windowmanager/WM_types.h
@@ -359,7 +359,7 @@ typedef struct wmNotifier {
 /* data type, 256 entries is enough, it can overlap */
 #define NOTE_DATA 0x00FF0000
 
-/* NC_WM windowmanager */
+/* NC_WM (window-manager). */
 #define ND_FILEREAD (1 << 16)
 #define ND_FILESAVE (2 << 16)
 #define ND_DATACHANGED (3 << 16)
diff --git a/source/blender/windowmanager/wm.h b/source/blender/windowmanager/wm.h
index 0b54560c56a..0a27b9c1cfd 100644
--- a/source/blender/windowmanager/wm.h
+++ b/source/blender/windowmanager/wm.h
@@ -45,12 +45,12 @@ extern void wm_close_and_free_all(bContext *C, ListBase *);
 extern void wm_add_default(struct Main *bmain, bContext *C);
 extern void wm_clear_default_size(bContext *C);
 
-/* register to windowmanager for redo or macro */
+/* Register to window-manager for redo or macro. */
 
 /**
  * Called on event handling by `event_system.c`.
  *
- * All operations get registered in the windowmanager here.
+ * All operations get registered in the window-manager here.
  */
 void wm_operator_register(bContext *C, wmOperator *op);