Cleanup: spelling in comments, minor reformatting changes

source/blender/blenkernel/BKE_attribute.h

@@ -51,7 +51,8 @@ typedef enum AttributeDomainMask {
 
 bool BKE_id_attributes_supported(struct ID *id);
 
-/**  Create a new attribute layer.
+/**
+ * Create a new attribute layer.
  */
 struct CustomDataLayer *BKE_id_attribute_new(
     struct ID *id, const char *name, int type, AttributeDomain domain, struct ReportList *reports);
@@ -103,11 +104,11 @@ void BKE_id_attribute_subset_active_set(struct ID *id,
                                         CustomDataMask mask);
 
 /**
- * Sets up a temporary ID with arbitrary CustomData domains.  r_id will
+ * Sets up a temporary ID with arbitrary CustomData domains. `r_id` will
  * be zero initialized with ID type id_type and any non-nullptr
  * CustomData parameter will be copied into the appropriate struct members.
  *
- * \param r_id Pointer to storage sufficient for ID typecode id_type.
+ * \param r_id: Pointer to storage sufficient for ID type-code id_type.
  */
 void BKE_id_attribute_copy_domains_temp(short id_type,
                                         const struct CustomData *vdata,

source/blender/blenkernel/intern/dynamicpaint.c

@@ -4018,7 +4018,7 @@ static void dynamic_paint_paint_mesh_cell_point_cb_ex(
               treeData->tree, ray_start, ray_dir, 0.0f, &hit, mesh_tris_spherecast_dp, treeData);
 
           if (hit.index != -1) {
-            /* Add factor on supersample filter */
+            /* Add factor on super-sample filter. */
             volume_factor = 1.0f;
             hit_found = HIT_VOLUME;
 

source/blender/blenkernel/intern/softbody.c

@@ -292,7 +292,7 @@ static ccd_Mesh *ccd_mesh_make(Object *ob)
   pccd_M->bbmax[0] = pccd_M->bbmax[1] = pccd_M->bbmax[2] = -1e30f;
   pccd_M->mprevvert = NULL;
 
-  /* blow it up with forcefield ranges */
+  /* Blow it up with force-field ranges. */
   hull = max_ff(ob->pd->pdef_sbift, ob->pd->pdef_sboft);
 
   /* Allocate and copy verts. */

source/blender/draw/engines/workbench/workbench_data.c

@@ -99,7 +99,7 @@ static void workbench_studiolight_data_update(WORKBENCH_PrivateData *wpd, WORKBE
     if (sl && sl->flag) {
       copy_v3_v3(light->light_direction, sl->vec);
       mul_mat3_m4_v3(rot_matrix, light->light_direction);
-      /* We should predivide the power by PI but that makes the lights really dim. */
+      /* We should pre-divide the power by PI but that makes the lights really dim. */
       copy_v3_v3(light->specular_color, sl->spec);
       copy_v3_v3(light->diffuse_color, sl->col);
       light->wrapped = sl->smooth;

source/blender/editors/armature/pose_lib.c

@@ -450,7 +450,7 @@ static int poselib_add_menu_invoke(bContext *C, wmOperator *op, const wmEvent *U
                "frame",
                CFRA);
 
-    /* replace existing - submenu */
+    /* Replace existing - sub-menu. */
     uiItemMenuF(
         layout, IFACE_("Replace Existing..."), 0, poselib_add_menu_invoke__replacemenu, NULL);
   }

source/blender/editors/interface/interface.cc

@@ -722,7 +722,7 @@ bool ui_but_rna_equals_ex(const uiBut *but,
   return true;
 }
 
-/* NOTE: if but->poin is allocated memory for every defbut, things fail... */
+/* NOTE: if `but->poin` is allocated memory for every `uiDefBut*`, things fail. */
 static bool ui_but_equals_old(const uiBut *but, const uiBut *oldbut)
 {
   /* various properties are being compared here, hopefully sufficient

source/blender/imbuf/intern/bmp.c

@@ -70,7 +70,7 @@ static bool checkbmp(const uchar *mem, const size_t size)
   BMPINFOHEADER bmi;
   uint u;
 
-  /* skip fileheader */
+  /* Skip file-header. */
   mem += BMP_FILEHEADER_SIZE;
 
   /* for systems where an int needs to be 4 bytes aligned */

source/blender/imbuf/intern/indexer.c

@@ -272,7 +272,7 @@ int IMB_indexer_get_frame_index(struct anim_index *idx, int frameno)
   int middle;
   int first = 0;
 
-  /* bsearch (lower bound) the right index */
+  /* Binary-search (lower bound) the right index. */
 
   while (len > 0) {
     half = len >> 1;

source/blender/imbuf/intern/jp2.c

@@ -633,8 +633,8 @@ BLI_INLINE int DOWNSAMPLE_FLOAT_TO_16BIT(const float _val)
 /* ****************************** COPIED FROM image_to_j2k.c */
 
 /* ----------------------------------------------------------------------- */
-#define CINEMA_24_CS 1302083 /* Codestream length for 24fps. */
-#define CINEMA_48_CS 651041  /* Codestream length for 48fps. */
+#define CINEMA_24_CS 1302083 /* Code-stream length for 24fps. */
+#define CINEMA_48_CS 651041  /* Code-stream length for 48fps. */
 #define COMP_24_CS 1041666   /* Maximum size per color component for 2K & 4K @ 24fps. */
 #define COMP_48_CS 520833    /* Maximum size per color component for 2K @ 48fps. */
 
@@ -673,7 +673,7 @@ static void cinema_parameters(opj_cparameters_t *parameters)
   parameters->image_offset_x0 = 0;
   parameters->image_offset_y0 = 0;
 
-  /* Codeblock size = 32 * 32. */
+  /* Code-block size = 32 * 32. */
   parameters->cblockw_init = 32;
   parameters->cblockh_init = 32;
   parameters->csty |= 0x01;

source/blender/io/collada/collada_utils.cpp

@@ -614,8 +614,7 @@ void BoneExtended::set_bone_layers(std::string layerString, std::vector<std::str
     }
 
     /* If numeric layers and labeled layers are used in parallel (unlikely),
-     * we get a potential mixup. Just leave as is for now.
-     */
+     * we get a potential mix-up. Just leave as is for now. */
     this->bone_layers = bc_set_layer(this->bone_layers, pos);
   }
 }

source/blender/makesdna/DNA_text_types.h

@@ -22,7 +22,6 @@ typedef struct TextLine {
   char *line;
   /** May be NULL if syntax is off or not yet formatted. */
   char *format;
-  /** Blen unused. */
   int len;
   char _pad0[4];
 } TextLine;

source/blender/windowmanager/WM_types.h

@@ -1156,12 +1156,12 @@ typedef struct wmDrag {
 } wmDrag;
 
 /**
- * Dropboxes are like keymaps, part of the screen/area/region definition.
+ * Drop-boxes are like key-maps, part of the screen/area/region definition.
  * Allocation and free is on startup and exit.
  *
  * The operator is polled and invoked with the current context (#WM_OP_INVOKE_DEFAULT), there is no
- * way to override that (by design, since dropboxes should act on the exact mouse position). So the
- * drop-boxes are supposed to check the required area and region context in their poll.
+ * way to override that (by design, since drop-boxes should act on the exact mouse position).
+ * So the drop-boxes are supposed to check the required area and region context in their poll.
  */
 typedef struct wmDropBox {
   struct wmDropBox *next, *prev;

source/blender/windowmanager/wm_event_types.h

@@ -5,7 +5,7 @@
  */
 
 /*
- * These define have its origin at sgi, where all device defines were written down in device.h.
+ * These define have its origin at SGI, where all device defines were written down in device.h.
  * Blender copied the conventions quite some, and expanded it with internal new defines (ton)
  */