Spelling: It's Versus Its

Corrects incorrect usage of contraction for 'it is', when possessive 'its' was required.

Differential Revision: https://developer.blender.org/D9250

Reviewed by Campbell Barton

36 files changed, 44 insertions, 44 deletions

diff --git a/source/blender/editors/animation/anim_filter.c b/source/blender/editors/animation/anim_filter.c
index 7cf4cb87fc8..5dff62459ac 100644
--- a/source/blender/editors/animation/anim_filter.c
+++ b/source/blender/editors/animation/anim_filter.c
@@ -1397,7 +1397,7 @@ static size_t animfilter_act_group(bAnimContext *ac,
       /* Care about selection status. */
       (filter_mode & (ANIMFILTER_SEL | ANIMFILTER_UNSEL))) {
     /* If the group itself isn't selected appropriately,
-     * we shouldn't consider it's children either. */
+     * we shouldn't consider its children either. */
     if (ANIMCHANNEL_SELOK(SEL_AGRP(agrp)) == 0) {
       return 0;
     }
@@ -1419,7 +1419,7 @@ static size_t animfilter_act_group(bAnimContext *ac,
     /* special filter so that we can get just the F-Curves within the active group */
     if (!(filter_mode & ANIMFILTER_ACTGROUPED) || (agrp->flag & AGRP_ACTIVE)) {
       /* for the Graph Editor, curves may be set to not be visible in the view to lessen
-       * clutter, but to do this, we need to check that the group doesn't have it's
+       * clutter, but to do this, we need to check that the group doesn't have its
        * not-visible flag set preventing all its sub-curves to be shown
        */
       if (!(filter_mode & ANIMFILTER_CURVE_VISIBLE) || !(agrp->flag & AGRP_NOTVISIBLE)) {
diff --git a/source/blender/editors/armature/armature_add.c b/source/blender/editors/armature/armature_add.c
index 4d31a5e786b..fde062b8454 100644
--- a/source/blender/editors/armature/armature_add.c
+++ b/source/blender/editors/armature/armature_add.c
@@ -386,7 +386,7 @@ static void updateDuplicateSubtarget(EditBone *dup_bone,
                                      Object *ob,
                                      bool lookup_mirror_subtarget)
 {
-  /* If an edit bone has been duplicated, lets update it's constraints if the
+  /* If an edit bone has been duplicated, lets update its constraints if the
    * subtarget they point to has also been duplicated.
    */
   EditBone *oldtarget, *newtarget;
@@ -812,7 +812,7 @@ static void updateDuplicateTransformConstraintSettings(Object *ob,
 
 static void updateDuplicateConstraintSettings(EditBone *dup_bone, EditBone *orig_bone, Object *ob)
 {
-  /* If an edit bone has been duplicated, lets update it's constraints if the
+  /* If an edit bone has been duplicated, lets update its constraints if the
    * subtarget they point to has also been duplicated.
    */
   bPoseChannel *pchan;
diff --git a/source/blender/editors/armature/armature_select.c b/source/blender/editors/armature/armature_select.c
index c9bcd4f02e9..27718b61d70 100644
--- a/source/blender/editors/armature/armature_select.c
+++ b/source/blender/editors/armature/armature_select.c
@@ -418,7 +418,7 @@ static bool armature_select_linked_impl(Object *ob, const bool select, const boo
    * Bones that have been touched are skipped, so the complexity is OK. */
 
   enum {
-    /* Bone has been walked over, it's LINK value can be read. */
+    /* Bone has been walked over, its LINK value can be read. */
     TOUCH = (1 << 0),
     /* When TOUCH has been set, this flag can be checked to see if the bone is connected. */
     LINK = (1 << 1),
diff --git a/source/blender/editors/armature/pose_transform.c b/source/blender/editors/armature/pose_transform.c
index d3f11c5a16f..7ce0a5fb694 100644
--- a/source/blender/editors/armature/pose_transform.c
+++ b/source/blender/editors/armature/pose_transform.c
@@ -746,7 +746,7 @@ static int pose_copy_exec(bContext *C, wmOperator *op)
   }
   /* Sets chan->flag to POSE_KEY if bone selected. */
   set_pose_keys(ob);
-  /* Construct a local bmain and only put object and it's data into it,
+  /* Construct a local bmain and only put object and its data into it,
    * o this way we don't expand any other objects into the copy buffer
    * file.
    *
@@ -767,7 +767,7 @@ static int pose_copy_exec(bContext *C, wmOperator *op)
   /* begin copy buffer on a temp bmain. */
   BKE_copybuffer_begin(temp_bmain);
   /* Store the whole object to the copy buffer because pose can't be
-   * existing on it's own.
+   * existing on its own.
    */
   BKE_copybuffer_tag_ID(&ob_copy.id);
   BLI_join_dirfile(str, sizeof(str), BKE_tempdir_base(), "copybuffer_pose.blend");
diff --git a/source/blender/editors/include/ED_keyframing.h b/source/blender/editors/include/ED_keyframing.h
index 869be81ca43..12d6f1fce54 100644
--- a/source/blender/editors/include/ED_keyframing.h
+++ b/source/blender/editors/include/ED_keyframing.h
@@ -226,7 +226,7 @@ typedef enum eModifyKey_Returns {
   MODIFYKEY_MISSING_TYPEINFO = -2,
 } eModifyKey_Returns;
 
-/* poll the current KeyingSet, updating it's set of paths
+/* poll the current KeyingSet, updating its set of paths
  * (if "builtin"/"relative") for context changes */
 eModifyKey_Returns ANIM_validate_keyingset(struct bContext *C,
                                            ListBase *dsources,
diff --git a/source/blender/editors/interface/interface.c b/source/blender/editors/interface/interface.c
index c2a4465af07..5005a41ada7 100644
--- a/source/blender/editors/interface/interface.c
+++ b/source/blender/editors/interface/interface.c
@@ -2879,7 +2879,7 @@ char *ui_but_string_get_dynamic(uiBut *but, int *r_str_size)
 
 /**
  * Report a generic error prefix when evaluating a string with #BPY_run_string_as_number
- * as the Python error on it's own doesn't provide enough context.
+ * as the Python error on its own doesn't provide enough context.
  */
 #define UI_NUMBER_EVAL_ERROR_PREFIX IFACE_("Error evaluating number, see Info editor for details")
 
diff --git a/source/blender/editors/interface/interface_panel.c b/source/blender/editors/interface/interface_panel.c
index 48abc1f4d82..991531b4f0d 100644
--- a/source/blender/editors/interface/interface_panel.c
+++ b/source/blender/editors/interface/interface_panel.c
@@ -331,7 +331,7 @@ void UI_list_panel_unique_str(Panel *panel, char *r_name)
 }
 
 /**
- * Free a panel and it's children. Custom data is shared by the panel and its children
+ * Free a panel and its children. Custom data is shared by the panel and its children
  * and is freed by #UI_panels_free_instanced.
  *
  * \note The only panels that should need to be deleted at runtime are panels with the
diff --git a/source/blender/editors/interface/interface_region_tooltip.c b/source/blender/editors/interface/interface_region_tooltip.c
index 2dc4d33f07e..5c3f00201a2 100644
--- a/source/blender/editors/interface/interface_region_tooltip.c
+++ b/source/blender/editors/interface/interface_region_tooltip.c
@@ -525,7 +525,7 @@ static uiTooltipData *ui_tooltip_data_from_tool(bContext *C, uiBut *but, bool is
      *
      * - Direct access to the tool (as if the toolbar button is pressed).
      * - The key is bound to a brush type (not the exact brush name).
-     * - The key is assigned to the operator it's self
+     * - The key is assigned to the operator itself
      *   (bypassing the tool, executing the operator).
      *
      * Either way case it's useful to show the shortcut.
diff --git a/source/blender/editors/interface/interface_template_search_menu.c b/source/blender/editors/interface/interface_template_search_menu.c
index 5bde51846a8..14f97cb14a9 100644
--- a/source/blender/editors/interface/interface_template_search_menu.c
+++ b/source/blender/editors/interface/interface_template_search_menu.c
@@ -131,7 +131,7 @@ struct MenuSearch_Item {
     } rna;
   };
 
-  /** Set when we need each menu item to be able to set it's own context. may be NULL. */
+  /** Set when we need each menu item to be able to set its own context. may be NULL. */
   struct MenuSearch_Context *wm_context;
 };
 
diff --git a/source/blender/editors/interface/interface_templates.c b/source/blender/editors/interface/interface_templates.c
index 592738bdb3b..d4d24b3e3c2 100644
--- a/source/blender/editors/interface/interface_templates.c
+++ b/source/blender/editors/interface/interface_templates.c
@@ -2967,7 +2967,7 @@ static void rna_update_cb(bContext *C, void *arg_cb, void *UNUSED(arg))
   RNAUpdateCb *cb = (RNAUpdateCb *)arg_cb;
 
   /* we call update here on the pointer property, this way the
-   * owner of the curve mapping can still define it's own update
+   * owner of the curve mapping can still define its own update
    * and notifier, even if the CurveMapping struct is shared. */
   RNA_property_update(C, &cb->ptr, cb->prop);
 }
diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index 68b804f5b28..49760b99d2e 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -390,7 +390,7 @@ static const uint g_shape_preset_hold_action_face[2][3] = {{2, 0, 1}, {3, 5, 4}}
  *
  * In order to speed up UI drawing we create some batches that are then
  * modified by specialized shaders to draw certain elements really fast.
- * TODO: find a better place. Maybe it's own file?
+ * TODO: find a better place. Maybe its own file?
  *
  * \{ */
 
diff --git a/source/blender/editors/mask/mask_ops.c b/source/blender/editors/mask/mask_ops.c
index c9fe03dc599..25cc39bf9a0 100644
--- a/source/blender/editors/mask/mask_ops.c
+++ b/source/blender/editors/mask/mask_ops.c
@@ -1264,7 +1264,7 @@ void MASK_OT_slide_spline_curvature(wmOperatorType *ot)
 {
   /* identifiers */
   ot->name = "Slide Spline Curvature";
-  ot->description = "Slide a point on the spline to define it's curvature";
+  ot->description = "Slide a point on the spline to define its curvature";
   ot->idname = "MASK_OT_slide_spline_curvature";
 
   /* api callbacks */
diff --git a/source/blender/editors/mesh/editmesh_select.c b/source/blender/editors/mesh/editmesh_select.c
index 48405c7f534..91c9d3ed394 100644
--- a/source/blender/editors/mesh/editmesh_select.c
+++ b/source/blender/editors/mesh/editmesh_select.c
@@ -2687,8 +2687,8 @@ bool EDBM_selectmode_disable_multi(struct bContext *C,
  *
  * Overview of the algorithm:
  * - Groups faces surrounded by edges with 3+ faces using them.
- * - Calculates a cost of each face group comparing it's angle with the faces
- *   connected to it's non-manifold edges.
+ * - Calculates a cost of each face group comparing its angle with the faces
+ *   connected to its non-manifold edges.
  * - Mark the face group as interior, and mark connected face groups for recalculation.
  * - Continue to remove the face groups with the highest 'cost'.
  *
diff --git a/source/blender/editors/sculpt_paint/paint_vertex.c b/source/blender/editors/sculpt_paint/paint_vertex.c
index 2876670a8d2..25b1764e562 100644
--- a/source/blender/editors/sculpt_paint/paint_vertex.c
+++ b/source/blender/editors/sculpt_paint/paint_vertex.c
@@ -2798,7 +2798,7 @@ static void do_vpaint_brush_calc_average_color_cb_ex(void *__restrict userdata,
         const MVert *mv = &data->me->mvert[v_index];
         if (!use_vert_sel || mv->flag & SELECT) {
           accum->len += gmap->vert_to_loop[v_index].count;
-          /* if a vertex is within the brush region, then add it's color to the blend. */
+          /* if a vertex is within the brush region, then add its color to the blend. */
           for (int j = 0; j < gmap->vert_to_loop[v_index].count; j++) {
             const int l_index = gmap->vert_to_loop[v_index].indices[j];
             col = (char *)(&lcol[l_index]);
diff --git a/source/blender/editors/sculpt_paint/sculpt.c b/source/blender/editors/sculpt_paint/sculpt.c
index 16b5d770fa2..5ef0b49adf7 100644
--- a/source/blender/editors/sculpt_paint/sculpt.c
+++ b/source/blender/editors/sculpt_paint/sculpt.c
@@ -8140,7 +8140,7 @@ static int ed_object_sculptmode_flush_recalc_flag(Scene *scene,
   int flush_recalc = 0;
   /* Multires in sculpt mode could have different from object mode subdivision level. */
   flush_recalc |= mmd && mmd->sculptlvl != mmd->lvl;
-  /* If object has got active modifiers, it's dm could be different in sculpt mode.  */
+  /* If object has got active modifiers, its dm could be different in sculpt mode.  */
   flush_recalc |= sculpt_has_active_modifiers(scene, ob);
   return flush_recalc;
 }
@@ -8349,7 +8349,7 @@ static int sculpt_mode_toggle_exec(bContext *C, wmOperator *op)
 
     if (ob->mode & mode_flag) {
       Mesh *me = ob->data;
-      /* Dyntopo add's it's own undo step. */
+      /* Dyntopo adds its own undo step. */
       if ((me->flag & ME_SCULPT_DYNAMIC_TOPOLOGY) == 0) {
         /* Without this the memfile undo step is used,
          * while it works it causes lag when undoing the first undo step, see T71564. */
diff --git a/source/blender/editors/sculpt_paint/sculpt_detail.c b/source/blender/editors/sculpt_paint/sculpt_detail.c
index 69c92f2baeb..da51d3184b5 100644
--- a/source/blender/editors/sculpt_paint/sculpt_detail.c
+++ b/source/blender/editors/sculpt_paint/sculpt_detail.c
@@ -111,7 +111,7 @@ static int sculpt_detail_flood_fill_exec(bContext *C, wmOperator *UNUSED(op))
   for (int i = 0; i < totnodes; i++) {
     BKE_pbvh_node_mark_topology_update(nodes[i]);
   }
-  /* Get the bounding box, it's center and size. */
+  /* Get the bounding box, its center and size. */
   BKE_pbvh_bounding_box(ob->sculpt->pbvh, bb_min, bb_max);
   add_v3_v3v3(center, bb_min, bb_max);
   mul_v3_fl(center, 0.5f);
diff --git a/source/blender/editors/sculpt_paint/sculpt_intern.h b/source/blender/editors/sculpt_paint/sculpt_intern.h
index 6055f4e4c8b..f03a9631b0c 100644
--- a/source/blender/editors/sculpt_paint/sculpt_intern.h
+++ b/source/blender/editors/sculpt_paint/sculpt_intern.h
@@ -750,7 +750,7 @@ typedef struct SculptBrushTest {
   /* For circle (not sphere) projection. */
   float plane_view[4];
 
-  /* Some tool code uses a plane for it's calculateions. */
+  /* Some tool code uses a plane for its calculations. */
   float plane_tool[4];
 
   /* View3d clipping - only set rv3d for clipping */
diff --git a/source/blender/editors/sculpt_paint/sculpt_undo.c b/source/blender/editors/sculpt_paint/sculpt_undo.c
index fa9eb43891c..f1410ffad1b 100644
--- a/source/blender/editors/sculpt_paint/sculpt_undo.c
+++ b/source/blender/editors/sculpt_paint/sculpt_undo.c
@@ -239,7 +239,7 @@ static bool sculpt_undo_restore_coords(bContext *C, Depsgraph *depsgraph, Sculpt
       /* Propagate new coords to keyblock. */
       SCULPT_vertcos_to_key(ob, ss->shapekey_active, vertCos);
 
-      /* PBVH uses it's own mvert array, so coords should be */
+      /* PBVH uses its own mvert array, so coords should be */
       /* propagated to PBVH here. */
       BKE_pbvh_vert_coords_apply(ss->pbvh, vertCos, ss->shapekey_active->totelem);
 
diff --git a/source/blender/editors/space_clip/clip_editor.c b/source/blender/editors/space_clip/clip_editor.c
index 69b89d25a1a..ee9cc0e31df 100644
--- a/source/blender/editors/space_clip/clip_editor.c
+++ b/source/blender/editors/space_clip/clip_editor.c
@@ -685,7 +685,7 @@ void ED_space_clip_set_clip(bContext *C, bScreen *screen, SpaceClip *sc, MovieCl
     }
   }
 
-  /* If clip is no longer visible on screen, free memory used by it's cache */
+  /* If clip is no longer visible on screen, free memory used by its cache */
   if (old_clip && old_clip != clip && !old_clip_visible) {
     BKE_movieclip_clear_cache(old_clip);
   }
diff --git a/source/blender/editors/space_clip/tracking_ops.c b/source/blender/editors/space_clip/tracking_ops.c
index 05fa7a6b587..0631b6ea8a0 100644
--- a/source/blender/editors/space_clip/tracking_ops.c
+++ b/source/blender/editors/space_clip/tracking_ops.c
@@ -598,7 +598,7 @@ MovieTrackingTrack *tracking_marker_check_slide(
          */
         min_distance_squared = distance_squared;
 
-        /* If search area is visible, check how close to it's sliding
+        /* If search area is visible, check how close to its sliding
          * zones mouse is.
          */
         if (sc->flag & SC_SHOW_MARKER_SEARCH) {
diff --git a/source/blender/editors/space_clip/tracking_select.c b/source/blender/editors/space_clip/tracking_select.c
index 08b95bd46c5..478d22c7582 100644
--- a/source/blender/editors/space_clip/tracking_select.c
+++ b/source/blender/editors/space_clip/tracking_select.c
@@ -165,7 +165,7 @@ static float dist_to_rect(const float co[2],
   return sqrtf(min_ffff(d1, d2, d3, d4));
 }
 
-/* Distance to quad defined by it's corners, corners are relative to pos */
+/* Distance to quad defined by its corners, corners are relative to pos */
 static float dist_to_crns(const float co[2], const float pos[2], const float crns[4][2])
 {
   float d1, d2, d3, d4;
diff --git a/source/blender/editors/space_image/image_buttons.c b/source/blender/editors/space_image/image_buttons.c
index 0dcc090fa0e..15a4f910684 100644
--- a/source/blender/editors/space_image/image_buttons.c
+++ b/source/blender/editors/space_image/image_buttons.c
@@ -740,7 +740,7 @@ static void rna_update_cb(bContext *C, void *arg_cb, void *UNUSED(arg))
   cb->iuser->ok = 1;
 
   /* we call update here on the pointer property, this way the
-   * owner of the image pointer can still define it's own update
+   * owner of the image pointer can still define its own update
    * and notifier */
   RNA_property_update(C, &cb->ptr, cb->prop);
 }
diff --git a/source/blender/editors/space_info/info_stats.c b/source/blender/editors/space_info/info_stats.c
index b6eca8666a6..db8b6240558 100644
--- a/source/blender/editors/space_info/info_stats.c
+++ b/source/blender/editors/space_info/info_stats.c
@@ -252,7 +252,7 @@ static void stats_object_edit(Object *obedit, SceneStats *stats)
         stats->totbonesel++;
       }
 
-      /* if this is a connected child and it's parent is being moved, remove our root */
+      /* if this is a connected child and its parent is being moved, remove our root */
       if ((ebo->flag & BONE_CONNECTED) && (ebo->flag & BONE_ROOTSEL) && ebo->parent &&
           (ebo->parent->flag & BONE_TIPSEL)) {
         stats->totvertsel--;
diff --git a/source/blender/editors/space_info/textview.c b/source/blender/editors/space_info/textview.c
index 4d9a4fb2706..5e0ba506226 100644
--- a/source/blender/editors/space_info/textview.c
+++ b/source/blender/editors/space_info/textview.c
@@ -303,7 +303,7 @@ static bool textview_draw_string(TextViewDrawState *tds,
 /**
  * \param r_mval_pick_item: The resulting item clicked on using \a mval_init.
  * Set from the void pointer which holds the current iterator.
- * It's type depends on the data being iterated over.
+ * Its type depends on the data being iterated over.
  * \param r_mval_pick_offset: The offset in bytes of the \a mval_init.
  * Use for selection.
  */
diff --git a/source/blender/editors/space_node/node_templates.c b/source/blender/editors/space_node/node_templates.c
index a7e2ad8fc1c..553971cd0a5 100644
--- a/source/blender/editors/space_node/node_templates.c
+++ b/source/blender/editors/space_node/node_templates.c
@@ -449,7 +449,7 @@ static bool ui_node_item_special_poll(const bNodeTree *UNUSED(ntree), const bNod
 {
   if (STREQ(ntype->idname, "ShaderNodeUVAlongStroke")) {
     /* TODO(sergey): Currently we don't have Freestyle nodes edited from
-     * the buttons context, so can ignore it's nodes completely.
+     * the buttons context, so can ignore its nodes completely.
      *
      * However, we might want to do some extra checks here later.
      */
diff --git a/source/blender/editors/space_outliner/outliner_utils.c b/source/blender/editors/space_outliner/outliner_utils.c
index c1551b5c584..86cc6672b0f 100644
--- a/source/blender/editors/space_outliner/outliner_utils.c
+++ b/source/blender/editors/space_outliner/outliner_utils.c
@@ -62,7 +62,7 @@ void outliner_viewcontext_init(const bContext *C, TreeViewContext *tvc)
     tvc->ob_edit = OBEDIT_FROM_OBACT(tvc->obact);
 
     if ((tvc->obact->type == OB_ARMATURE) ||
-        /* This could be made into it's own function. */
+        /* This could be made into its own function. */
         ((tvc->obact->type == OB_MESH) && tvc->obact->mode & OB_MODE_WEIGHT_PAINT)) {
       tvc->ob_pose = BKE_object_pose_armature_get(tvc->obact);
     }
diff --git a/source/blender/editors/space_sequencer/sequencer_draw.c b/source/blender/editors/space_sequencer/sequencer_draw.c
index 89d6d647ada..e9c5b003420 100644
--- a/source/blender/editors/space_sequencer/sequencer_draw.c
+++ b/source/blender/editors/space_sequencer/sequencer_draw.c
@@ -1609,7 +1609,7 @@ static void sequencer_draw_display_buffer(const bContext *C,
   }
 
   /* Format needs to be created prior to any #immBindShader call.
-   * Do it here because OCIO binds it's own shader. */
+   * Do it here because OCIO binds its own shader. */
   eGPUTextureFormat format;
   eGPUDataFormat data;
   bool glsl_used = false;
diff --git a/source/blender/editors/space_text/space_text.c b/source/blender/editors/space_text/space_text.c
index 4e5949817f3..bb71a9b11be 100644
--- a/source/blender/editors/space_text/space_text.c
+++ b/source/blender/editors/space_text/space_text.c
@@ -117,7 +117,7 @@ static SpaceLink *text_duplicate(SpaceLink *sl)
 
   /* clear or remove stuff from old */
 
-  stextn->runtime.drawcache = NULL; /* space need it's own cache */
+  stextn->runtime.drawcache = NULL; /* space need its own cache */
 
   return (SpaceLink *)stextn;
 }
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c
index 1f4c0dd9eb1..af03cddfbf5 100644
--- a/source/blender/editors/space_view3d/view3d_draw.c
+++ b/source/blender/editors/space_view3d/view3d_draw.c
@@ -1531,7 +1531,7 @@ void view3d_draw_region_info(const bContext *C, ARegion *region)
   else {
     switch ((eUserpref_MiniAxisType)U.mini_axis_type) {
       case USER_MINI_AXIS_TYPE_GIZMO:
-        /* The gizmo handles it's own drawing. */
+        /* The gizmo handles its own drawing. */
         break;
       case USER_MINI_AXIS_TYPE_MINIMAL:
         draw_view_axis(rv3d, rect);
diff --git a/source/blender/editors/space_view3d/view3d_edit.c b/source/blender/editors/space_view3d/view3d_edit.c
index 65e4a8765bb..233967fa89d 100644
--- a/source/blender/editors/space_view3d/view3d_edit.c
+++ b/source/blender/editors/space_view3d/view3d_edit.c
@@ -842,7 +842,7 @@ static void viewrotate_apply(ViewOpsData *vod, const int event_xy[2])
      * This works by blending two horizons:
      * - Rotated-horizon: `cross_v3_v3v3(xaxis, zvec_global, m_inv[2])`
      *   When only this is used, this turntable rotation works - but it's side-ways
-     *   (as if the entire turn-table has been placed on it's side)
+     *   (as if the entire turn-table has been placed on its side)
      *   While there is no gimble lock, it's also awkward to use.
      * - Un-rotated-horizon: `m_inv[0]`
      *   When only this is used, the turntable rotation can have gimbal lock.
@@ -2763,7 +2763,7 @@ void VIEW3D_OT_dolly(wmOperatorType *ot)
 /* -------------------------------------------------------------------- */
 /** \name View All Operator
  *
- * Move & Zoom the view to fit all of it's contents.
+ * Move & Zoom the view to fit all of its contents.
  * \{ */
 
 static bool view3d_object_skip_minmax(const View3D *v3d,
diff --git a/source/blender/editors/space_view3d/view3d_placement.c b/source/blender/editors/space_view3d/view3d_placement.c
index 6c2f4df7004..176fc641085 100644
--- a/source/blender/editors/space_view3d/view3d_placement.c
+++ b/source/blender/editors/space_view3d/view3d_placement.c
@@ -1150,7 +1150,7 @@ void VIEW3D_OT_interactive_add(struct wmOperatorType *ot)
   ot->cancel = view3d_interactive_add_cancel;
   ot->poll = view3d_interactive_add_poll;
 
-  /* Note, let the operator we call handle undo and registering it's self. */
+  /* Note, let the operator we call handle undo and registering itself. */
   /* flags */
   ot->flag = 0;
 
diff --git a/source/blender/editors/space_view3d/view3d_utils.c b/source/blender/editors/space_view3d/view3d_utils.c
index dcb3179a46d..631994c9b85 100644
--- a/source/blender/editors/space_view3d/view3d_utils.c
+++ b/source/blender/editors/space_view3d/view3d_utils.c
@@ -1112,7 +1112,7 @@ bool ED_view3d_autodist_depth_seg(
 /* -------------------------------------------------------------------- */
 /** \name View Radius/Distance Utilities
  *
- * Use to calculate a distance to a point based on it's radius.
+ * Use to calculate a distance to a point based on its radius.
  * \{ */
 
 float ED_view3d_radius_to_dist_persp(const float angle, const float radius)
diff --git a/source/blender/editors/transform/transform_gizmo_2d.c b/source/blender/editors/transform/transform_gizmo_2d.c
index 11cde6a9038..c40f3d3f140 100644
--- a/source/blender/editors/transform/transform_gizmo_2d.c
+++ b/source/blender/editors/transform/transform_gizmo_2d.c
@@ -121,7 +121,7 @@ static void gizmo2d_pivot_point_message_subscribe(struct wmGizmoGroup *gzgroup,
 /* -------------------------------------------------------------------- */
 /** \name Arrow / Cage Gizmo Group
  *
- * Defines public functions, not the gizmo it's self:
+ * Defines public functions, not the gizmo itself:
  *
  * - #ED_widgetgroup_gizmo2d_xform_callbacks_set
  * - #ED_widgetgroup_gizmo2d_xform_no_cage_callbacks_set
@@ -530,7 +530,7 @@ void ED_widgetgroup_gizmo2d_xform_no_cage_callbacks_set(wmGizmoGroupType *gzgt)
 /* -------------------------------------------------------------------- */
 /** \name Scale Handles
  *
- * Defines public functions, not the gizmo it's self:
+ * Defines public functions, not the gizmo itself:
  *
  * - #ED_widgetgroup_gizmo2d_resize_callbacks_set
  *
@@ -686,7 +686,7 @@ void ED_widgetgroup_gizmo2d_resize_callbacks_set(wmGizmoGroupType *gzgt)
 /* -------------------------------------------------------------------- */
 /** \name Rotate Handles
  *
- * Defines public functions, not the gizmo it's self:
+ * Defines public functions, not the gizmo itself:
  *
  * - #ED_widgetgroup_gizmo2d_rotate_setup
  *
diff --git a/source/blender/editors/undo/ed_undo.c b/source/blender/editors/undo/ed_undo.c
index ee33cb04295..47d60cff0f9 100644
--- a/source/blender/editors/undo/ed_undo.c
+++ b/source/blender/editors/undo/ed_undo.c
@@ -364,7 +364,7 @@ bool ED_undo_is_legacy_compatible_for_property(struct bContext *C, ID *id)
     if (obact != NULL) {
       if (obact->mode & OB_MODE_ALL_PAINT) {
         /* Don't store property changes when painting
-         * (only do undo pushes on brush strokes which each paint operator handles on it's own). */
+         * (only do undo pushes on brush strokes which each paint operator handles on its own). */
         CLOG_INFO(&LOG, 1, "skipping undo for paint-mode");
         return false;
       }
diff --git a/source/blender/editors/uvedit/uvedit_parametrizer.h b/source/blender/editors/uvedit/uvedit_parametrizer.h
index 0de792cb915..833302d7da6 100644
--- a/source/blender/editors/uvedit/uvedit_parametrizer.h
+++ b/source/blender/editors/uvedit/uvedit_parametrizer.h
@@ -66,7 +66,7 @@ void param_delete(ParamHandle *handle);
  * -----------------------------
  * - charts with less than two pinned vertices are assigned 2 pins
  * - lscm is divided in three steps:
- * - begin: compute matrix and it's factorization (expensive)
+ * - begin: compute matrix and its factorization (expensive)
  * - solve using pinned coordinates (cheap)
  * - end: clean up
  * - uv coordinates are allowed to change within begin/end, for
diff --git a/source/blender/editors/uvedit/uvedit_rip.c b/source/blender/editors/uvedit/uvedit_rip.c
index 421e58b1cb5..4da1edea8b4 100644
--- a/source/blender/editors/uvedit/uvedit_rip.c
+++ b/source/blender/editors/uvedit/uvedit_rip.c
@@ -73,7 +73,7 @@ typedef struct ULData {
    * around the connected fan are attached to an edge.
    *
    * In this case there is no need to detect contiguous loops,
-   * each isolated case is handled on it's own, no need to walk over selected edges.
+   * each isolated case is handled on its own, no need to walk over selected edges.
    *
    * \note This flag isn't flushed to other loops which could also have this enabled.
    * Currently it's not necessary since we can start off on any one of these loops,