Cleanup: spelling

source/blender/editors/curve/editfont.c

@@ -2272,7 +2272,7 @@ bool ED_curve_editfont_select_pick(
       }
     }
 
-    /* bias in pixels to cycle seletion */
+    /* Bias in pixels to cycle selection. */
     if (i_iter == 0) {
       dist_sq_min += active_bias_px;
     }

source/blender/editors/sculpt_paint/paint_image_proj.c

@@ -5682,7 +5682,7 @@ static bool project_paint_op(void *state, const float lastpos[2], const float po
     }
   }
 
-  /* calculate pivot for rotation around seletion if needed */
+  /* Calculate pivot for rotation around selection if needed. */
   if (U.uiflag & USER_ORBIT_SELECTION) {
     float w[3];
     int tri_index;

source/blender/editors/sculpt_paint/paint_vertex.c

@@ -2332,8 +2332,8 @@ static void wpaint_stroke_update_step(bContext *C, struct PaintStroke *stroke, P
 
   swap_m4m4(vc->rv3d->persmat, mat);
 
-  /* calculate pivot for rotation around seletion if needed */
-  /* also needed for "Frame Selected" on last stroke */
+  /* Calculate pivot for rotation around selection if needed.
+   * also needed for "Frame Selected" on last stroke. */
   float loc_world[3];
   mul_v3_m4v3(loc_world, ob->obmat, ss->cache->true_location);
   paint_last_stroke_update(scene, loc_world);
@@ -3312,8 +3312,8 @@ static void vpaint_stroke_update_step(bContext *C, struct PaintStroke *stroke, P
         vpd->smear.color_prev, vpd->smear.color_curr, sizeof(uint) * ((Mesh *)ob->data)->totloop);
   }
 
-  /* calculate pivot for rotation around seletion if needed */
-  /* also needed for "Frame Selected" on last stroke */
+  /* Calculate pivot for rotation around selection if needed.
+   * also needed for "Frame Selected" on last stroke. */
   float loc_world[3];
   mul_v3_m4v3(loc_world, ob->obmat, ss->cache->true_location);
   paint_last_stroke_update(scene, loc_world);

source/blender/editors/sculpt_paint/sculpt.c

@@ -1786,7 +1786,7 @@ static float brush_strength(const Sculpt *sd,
     case SCULPT_TOOL_LAYER:
       return alpha * flip * pressure * overlap * feather;
     case SCULPT_TOOL_CLOTH:
-      /* Ex/pand is more sensible to strength as it keeps expanding the cloth when sculpting over
+      /* Expand is more sensible to strength as it keeps expanding the cloth when sculpting over
        * the same vertices. */
       if (brush->cloth_deform_type == BRUSH_CLOTH_DEFORM_EXPAND) {
         return 0.1f * alpha * flip * pressure * overlap * feather;

source/blender/editors/sculpt_paint/sculpt_cloth.c

@@ -408,9 +408,9 @@ static void cloth_brush_build_nodes_constraints(Sculpt *sd,
 {
   Brush *brush = BKE_paint_brush(&sd->paint);
 
-  /* TODO: Multithreaded needs to be disabled for this task until implementing the optimization of
+  /* TODO: Multi-threaded needs to be disabled for this task until implementing the optimization of
    * storing the constraints per node. */
-  /* Currently all constrains are added to the same global array which can't be accesed from
+  /* Currently all constrains are added to the same global array which can't be accessed from
    * different threads. */
   PBVHParallelSettings settings;
   BKE_pbvh_parallel_range_settings(&settings, false, totnode);

source/blender/editors/space_graph/graph_select.c

@@ -1485,7 +1485,7 @@ static int mouse_graph_keys(bAnimContext *ac,
   if (!curves_only && ((nvi->fcu->flag & FCURVE_PROTECTED) == 0)) {
     /* only if there's keyframe */
     if (nvi->bezt) {
-      bezt = nvi->bezt; /* used to check bezt seletion is set */
+      bezt = nvi->bezt; /* Used to check `bezt` selection is set. */
       /* depends on selection mode */
       if (select_mode == SELECT_INVERT) {
         if (nvi->hpoint == NEAREST_HANDLE_KEY) {

source/blender/editors/space_image/image_sequence.c

@@ -57,8 +57,7 @@ typedef struct ImageFrame {
  * name sequence pattern. The files and directory are read from standard
  * fileselect operator properties.
  *
- * The output is a list of frame ranges, each containg a list of frames with
- * matching names.
+ * The output is a list of frame ranges, each containing a list of frames with matching names.
  */
 static void image_sequence_get_frame_ranges(wmOperator *op, ListBase *ranges)
 {

source/blender/editors/transform/transform_mode.c

@@ -490,7 +490,7 @@ static void constraintSizeLim(TransInfo *t, TransData *td)
 /* -------------------------------------------------------------------- */
 /* Transform (Rotation Utils) */
 
-/** \name Transform Rotaion Utils
+/** \name Transform Rotation Utils
  * \{ */
 /* Used by Transform Rotation and Transform Normal Rotation */
 void headerRotation(TransInfo *t, char str[UI_MAX_DRAW_STR], float final)