Cleanup: remove redundant parentheses

18 files changed, 54 insertions, 57 deletions

diff --git a/source/blender/editors/gpencil/gpencil_interpolate.c b/source/blender/editors/gpencil/gpencil_interpolate.c
index 0062e363cdf..8640ffa67cf 100644
--- a/source/blender/editors/gpencil/gpencil_interpolate.c
+++ b/source/blender/editors/gpencil/gpencil_interpolate.c
@@ -278,7 +278,7 @@ static void gpencil_stroke_pair_table(bContext *C,
                                       tGPDinterpolate_layer *tgpil)
 {
   bGPdata *gpd = tgpi->gpd;
-  const bool only_selected = ((GPENCIL_EDIT_MODE(gpd)) &&
+  const bool only_selected = (GPENCIL_EDIT_MODE(gpd) &&
                               ((tgpi->flag & GP_TOOLFLAG_INTERPOLATE_ONLY_SELECTED) != 0));
   const bool is_multiedit = (bool)GPENCIL_MULTIEDIT_SESSIONS_ON(gpd);
 
@@ -291,8 +291,7 @@ static void gpencil_stroke_pair_table(bContext *C,
   LISTBASE_FOREACH (bGPDstroke *, gps_from, &tgpil->prevFrame->strokes) {
     bGPDstroke *gps_to = NULL;
     /* only selected */
-    if ((GPENCIL_EDIT_MODE(gpd)) && (only_selected) &&
-        ((gps_from->flag & GP_STROKE_SELECT) == 0)) {
+    if (GPENCIL_EDIT_MODE(gpd) && (only_selected) && ((gps_from->flag & GP_STROKE_SELECT) == 0)) {
       continue;
     }
     /* skip strokes that are invalid for current view */
@@ -712,7 +711,7 @@ static bool gpencil_interpolate_set_init_values(bContext *C, wmOperator *op, tGP
       tgpi->flag, (RNA_enum_get(op->ptr, "layers") == 1), GP_TOOLFLAG_INTERPOLATE_ALL_LAYERS);
   SET_FLAG_FROM_TEST(
       tgpi->flag,
-      ((GPENCIL_EDIT_MODE(tgpi->gpd)) && (RNA_boolean_get(op->ptr, "interpolate_selected_only"))),
+      (GPENCIL_EDIT_MODE(tgpi->gpd) && (RNA_boolean_get(op->ptr, "interpolate_selected_only"))),
       GP_TOOLFLAG_INTERPOLATE_ONLY_SELECTED);
 
   tgpi->flipmode = RNA_enum_get(op->ptr, "flip");
@@ -1249,7 +1248,7 @@ static int gpencil_interpolate_seq_exec(bContext *C, wmOperator *op)
   const int step = RNA_int_get(op->ptr, "step");
   const bool is_multiedit = (bool)GPENCIL_MULTIEDIT_SESSIONS_ON(gpd);
   const bool all_layers = (bool)(RNA_enum_get(op->ptr, "layers") == 1);
-  const bool only_selected = ((GPENCIL_EDIT_MODE(gpd)) &&
+  const bool only_selected = (GPENCIL_EDIT_MODE(gpd) &&
                               (RNA_boolean_get(op->ptr, "interpolate_selected_only") != 0));
 
   eGP_InterpolateFlipMode flipmode = RNA_enum_get(op->ptr, "flip");
@@ -1309,7 +1308,7 @@ static int gpencil_interpolate_seq_exec(bContext *C, wmOperator *op)
     LISTBASE_FOREACH (bGPDstroke *, gps_from, &prevFrame->strokes) {
       bGPDstroke *gps_to = NULL;
       /* Only selected. */
-      if ((GPENCIL_EDIT_MODE(gpd)) && (only_selected) &&
+      if (GPENCIL_EDIT_MODE(gpd) && (only_selected) &&
           ((gps_from->flag & GP_STROKE_SELECT) == 0)) {
         continue;
       }
diff --git a/source/blender/editors/gpencil/gpencil_sculpt_paint.c b/source/blender/editors/gpencil/gpencil_sculpt_paint.c
index 462462cf341..14caf0c08a7 100644
--- a/source/blender/editors/gpencil/gpencil_sculpt_paint.c
+++ b/source/blender/editors/gpencil/gpencil_sculpt_paint.c
@@ -1352,7 +1352,7 @@ static void gpencil_sculpt_brush_init_stroke(bContext *C, tGP_BrushEditData *gso
        * - This is useful when animating as it saves that "uh-oh" moment when you realize you've
        *   spent too much time editing the wrong frame.
        */
-      if ((IS_AUTOKEY_ON(scene)) && (gpf->framenum != cfra)) {
+      if (IS_AUTOKEY_ON(scene) && (gpf->framenum != cfra)) {
         BKE_gpencil_frame_addcopy(gpl, cfra);
         /* Need tag to recalculate evaluated data to avoid crashes. */
         DEG_id_tag_update(&gso->gpd->id, ID_RECALC_GEOMETRY | ID_RECALC_COPY_ON_WRITE);
@@ -1377,7 +1377,7 @@ static float gpencil_sculpt_rotation_eval_get(tGP_BrushEditData *gso,
                                               int idx_eval)
 {
   /* If multiframe or no modifiers, return 0. */
-  if ((GPENCIL_MULTIEDIT_SESSIONS_ON(gso->gpd)) || (!gso->is_transformed)) {
+  if (GPENCIL_MULTIEDIT_SESSIONS_ON(gso->gpd) || (!gso->is_transformed)) {
     return 0.0f;
   }
 
@@ -1513,8 +1513,7 @@ static bool gpencil_sculpt_brush_do_stroke(tGP_BrushEditData *gso,
           }
           pt_active = (pt->runtime.pt_orig) ? pt->runtime.pt_orig : pt;
           /* If masked and the point is not selected, skip it. */
-          if ((GPENCIL_ANY_SCULPT_MASK(gso->mask)) &&
-              ((pt_active->flag & GP_SPOINT_SELECT) == 0)) {
+          if (GPENCIL_ANY_SCULPT_MASK(gso->mask) && ((pt_active->flag & GP_SPOINT_SELECT) == 0)) {
             continue;
           }
           index = (pt->runtime.pt_orig) ? pt->runtime.idx_orig : i;
diff --git a/source/blender/editors/gpencil/gpencil_vertex_paint.c b/source/blender/editors/gpencil/gpencil_vertex_paint.c
index 16605b6c634..633e371cbd1 100644
--- a/source/blender/editors/gpencil/gpencil_vertex_paint.c
+++ b/source/blender/editors/gpencil/gpencil_vertex_paint.c
@@ -919,7 +919,7 @@ static bool gpencil_vertexpaint_select_stroke(tGP_BrushVertexpaintData *gso,
           pt_active = pt->runtime.pt_orig;
           if (pt_active != NULL) {
             /* If masked and the point is not selected, skip it. */
-            if ((GPENCIL_ANY_VERTEX_MASK(gso->mask)) &&
+            if (GPENCIL_ANY_VERTEX_MASK(gso->mask) &&
                 ((pt_active->flag & GP_SPOINT_SELECT) == 0)) {
               continue;
             }
diff --git a/source/blender/editors/interface/interface.c b/source/blender/editors/interface/interface.c
index d5316df0e0c..ddde4f5a9dc 100644
--- a/source/blender/editors/interface/interface.c
+++ b/source/blender/editors/interface/interface.c
@@ -2453,7 +2453,7 @@ bool ui_but_is_rna_valid(uiBut *but)
  */
 bool ui_but_supports_cycling(const uiBut *but)
 {
-  return ((ELEM(but->type, UI_BTYPE_ROW, UI_BTYPE_NUM, UI_BTYPE_NUM_SLIDER, UI_BTYPE_LISTBOX)) ||
+  return (ELEM(but->type, UI_BTYPE_ROW, UI_BTYPE_NUM, UI_BTYPE_NUM_SLIDER, UI_BTYPE_LISTBOX) ||
           (but->type == UI_BTYPE_MENU && ui_but_menu_step_poll(but)) ||
           (but->type == UI_BTYPE_COLOR && ((uiButColor *)but)->is_pallete_color) ||
           (but->menu_step_func != NULL));
diff --git a/source/blender/editors/interface/interface_region_search.c b/source/blender/editors/interface/interface_region_search.c
index 13436b6c6c8..c863b1f8bdf 100644
--- a/source/blender/editors/interface/interface_region_search.c
+++ b/source/blender/editors/interface/interface_region_search.c
@@ -688,13 +688,13 @@ static void ui_searchbox_region_draw_cb(const bContext *C, ARegion *region)
       if (data->items.more) {
         ui_searchbox_butrect(&rect, data, data->items.maxitem - 1);
         GPU_blend(GPU_BLEND_ALPHA);
-        UI_icon_draw((BLI_rcti_size_x(&rect)) / 2, rect.ymin - 9, ICON_TRIA_DOWN);
+        UI_icon_draw(BLI_rcti_size_x(&rect) / 2, rect.ymin - 9, ICON_TRIA_DOWN);
         GPU_blend(GPU_BLEND_NONE);
       }
       if (data->items.offset) {
         ui_searchbox_butrect(&rect, data, 0);
         GPU_blend(GPU_BLEND_ALPHA);
-        UI_icon_draw((BLI_rcti_size_x(&rect)) / 2, rect.ymax - 7, ICON_TRIA_UP);
+        UI_icon_draw(BLI_rcti_size_x(&rect) / 2, rect.ymax - 7, ICON_TRIA_UP);
         GPU_blend(GPU_BLEND_NONE);
       }
     }
@@ -990,13 +990,13 @@ static void ui_searchbox_region_draw_cb__operator(const bContext *UNUSED(C), ARe
     if (data->items.more) {
       ui_searchbox_butrect(&rect, data, data->items.maxitem - 1);
       GPU_blend(GPU_BLEND_ALPHA);
-      UI_icon_draw((BLI_rcti_size_x(&rect)) / 2, rect.ymin - 9, ICON_TRIA_DOWN);
+      UI_icon_draw(BLI_rcti_size_x(&rect) / 2, rect.ymin - 9, ICON_TRIA_DOWN);
       GPU_blend(GPU_BLEND_NONE);
     }
     if (data->items.offset) {
       ui_searchbox_butrect(&rect, data, 0);
       GPU_blend(GPU_BLEND_ALPHA);
-      UI_icon_draw((BLI_rcti_size_x(&rect)) / 2, rect.ymax - 7, ICON_TRIA_UP);
+      UI_icon_draw(BLI_rcti_size_x(&rect) / 2, rect.ymax - 7, ICON_TRIA_UP);
       GPU_blend(GPU_BLEND_NONE);
     }
   }
diff --git a/source/blender/editors/sculpt_paint/paint_image_2d.c b/source/blender/editors/sculpt_paint/paint_image_2d.c
index ffa6f6ac962..23b90171a1d 100644
--- a/source/blender/editors/sculpt_paint/paint_image_2d.c
+++ b/source/blender/editors/sculpt_paint/paint_image_2d.c
@@ -784,11 +784,10 @@ static void brush_painter_2d_refresh_cache(ImagePaintState *s,
 
   bool do_random = false;
   bool do_partial_update = false;
-  bool update_color = ((brush->flag & BRUSH_USE_GRADIENT) &&
-                       ((ELEM(brush->gradient_stroke_mode,
-                              BRUSH_GRADIENT_SPACING_REPEAT,
-                              BRUSH_GRADIENT_SPACING_CLAMP)) ||
-                        (cache->last_pressure != pressure)));
+  bool update_color = ((brush->flag & BRUSH_USE_GRADIENT) && (ELEM(brush->gradient_stroke_mode,
+                                                                   BRUSH_GRADIENT_SPACING_REPEAT,
+                                                                   BRUSH_GRADIENT_SPACING_CLAMP) ||
+                                                              (cache->last_pressure != pressure)));
   float tex_rotation = -brush->mtex.rot;
   float mask_rotation = -brush->mask_mtex.rot;
 
diff --git a/source/blender/editors/space_graph/graph_select.c b/source/blender/editors/space_graph/graph_select.c
index 1421be41124..a853efb1ace 100644
--- a/source/blender/editors/space_graph/graph_select.c
+++ b/source/blender/editors/space_graph/graph_select.c
@@ -859,7 +859,7 @@ static int graphkeys_box_select_exec(bContext *C, wmOperator *op)
      *   as frame-range one is often used for tweaking timing when "blocking",
      *   while channels is not that useful.
      */
-    if ((BLI_rcti_size_x(&rect)) >= (BLI_rcti_size_y(&rect))) {
+    if (BLI_rcti_size_x(&rect) >= BLI_rcti_size_y(&rect)) {
       mode = BEZT_OK_FRAMERANGE;
     }
     else {
diff --git a/source/blender/editors/space_image/image_buttons.c b/source/blender/editors/space_image/image_buttons.c
index 50b0ea75052..4779a82948d 100644
--- a/source/blender/editors/space_image/image_buttons.c
+++ b/source/blender/editors/space_image/image_buttons.c
@@ -1013,14 +1013,14 @@ void uiTemplateImageSettings(uiLayout *layout, PointerRNA *imfptr, bool color_ma
       uiLayoutRow(col, true), imfptr, "color_mode", UI_ITEM_R_EXPAND, IFACE_("Color"), ICON_NONE);
 
   /* only display depth setting if multiple depths can be used */
-  if ((ELEM(depth_ok,
-            R_IMF_CHAN_DEPTH_1,
-            R_IMF_CHAN_DEPTH_8,
-            R_IMF_CHAN_DEPTH_10,
-            R_IMF_CHAN_DEPTH_12,
-            R_IMF_CHAN_DEPTH_16,
-            R_IMF_CHAN_DEPTH_24,
-            R_IMF_CHAN_DEPTH_32)) == 0) {
+  if (ELEM(depth_ok,
+           R_IMF_CHAN_DEPTH_1,
+           R_IMF_CHAN_DEPTH_8,
+           R_IMF_CHAN_DEPTH_10,
+           R_IMF_CHAN_DEPTH_12,
+           R_IMF_CHAN_DEPTH_16,
+           R_IMF_CHAN_DEPTH_24,
+           R_IMF_CHAN_DEPTH_32) == 0) {
     uiItemR(uiLayoutRow(col, true), imfptr, "color_depth", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
   }
 
diff --git a/source/blender/editors/space_image/image_ops.c b/source/blender/editors/space_image/image_ops.c
index 6b9821745c7..dad354ba8ee 100644
--- a/source/blender/editors/space_image/image_ops.c
+++ b/source/blender/editors/space_image/image_ops.c
@@ -1995,7 +1995,7 @@ static bool image_save_as_draw_check_prop(PointerRNA *ptr,
   return !(STREQ(prop_id, "filepath") || STREQ(prop_id, "directory") ||
            STREQ(prop_id, "filename") ||
            /* when saving a copy, relative path has no effect */
-           ((STREQ(prop_id, "relative_path")) && RNA_boolean_get(ptr, "copy")));
+           (STREQ(prop_id, "relative_path") && RNA_boolean_get(ptr, "copy")));
 }
 
 static void image_save_as_draw(bContext *UNUSED(C), wmOperator *op)
diff --git a/source/blender/editors/space_text/text_format_lua.c b/source/blender/editors/space_text/text_format_lua.c
index 16eb66624ce..0cd2d9baa0b 100644
--- a/source/blender/editors/space_text/text_format_lua.c
+++ b/source/blender/editors/space_text/text_format_lua.c
@@ -165,9 +165,9 @@ static char txtfmt_lua_format_identifier(const char *str)
   /* Keep aligned args for readability. */
   /* clang-format off */
 
-  if        ((txtfmt_lua_find_specialvar(str))  != -1) { fmt = FMT_TYPE_SPECIAL;
-  } else if ((txtfmt_lua_find_keyword(str))     != -1) { fmt = FMT_TYPE_KEYWORD;
-  } else                                               { fmt = FMT_TYPE_DEFAULT;
+  if        (txtfmt_lua_find_specialvar(str)  != -1) { fmt = FMT_TYPE_SPECIAL;
+  } else if (txtfmt_lua_find_keyword(str)     != -1) { fmt = FMT_TYPE_KEYWORD;
+  } else                                             { fmt = FMT_TYPE_DEFAULT;
   }
 
   /* clang-format on */
diff --git a/source/blender/editors/space_text/text_format_osl.c b/source/blender/editors/space_text/text_format_osl.c
index 1a024779a83..97d9ec546ca 100644
--- a/source/blender/editors/space_text/text_format_osl.c
+++ b/source/blender/editors/space_text/text_format_osl.c
@@ -189,11 +189,11 @@ static char txtfmt_osl_format_identifier(const char *str)
   /* Keep aligned args for readability. */
   /* clang-format off */
 
-  if        ((txtfmt_osl_find_specialvar(str))   != -1) { fmt = FMT_TYPE_SPECIAL;
-  } else if ((txtfmt_osl_find_builtinfunc(str))  != -1) { fmt = FMT_TYPE_KEYWORD;
-  } else if ((txtfmt_osl_find_reserved(str))     != -1) { fmt = FMT_TYPE_RESERVED;
-  } else if ((txtfmt_osl_find_preprocessor(str)) != -1) { fmt = FMT_TYPE_DIRECTIVE;
-  } else                                                { fmt = FMT_TYPE_DEFAULT;
+  if        (txtfmt_osl_find_specialvar(str)   != -1) { fmt = FMT_TYPE_SPECIAL;
+  } else if (txtfmt_osl_find_builtinfunc(str)  != -1) { fmt = FMT_TYPE_KEYWORD;
+  } else if (txtfmt_osl_find_reserved(str)     != -1) { fmt = FMT_TYPE_RESERVED;
+  } else if (txtfmt_osl_find_preprocessor(str) != -1) { fmt = FMT_TYPE_DIRECTIVE;
+  } else                                              { fmt = FMT_TYPE_DEFAULT;
   }
 
   /* clang-format on */
diff --git a/source/blender/editors/space_text/text_format_pov.c b/source/blender/editors/space_text/text_format_pov.c
index 1200dda7533..ea3d0ec1478 100644
--- a/source/blender/editors/space_text/text_format_pov.c
+++ b/source/blender/editors/space_text/text_format_pov.c
@@ -762,11 +762,11 @@ static char txtfmt_pov_format_identifier(const char *str)
   /* Keep aligned args for readability. */
   /* clang-format off */
 
-  if        ((txtfmt_pov_find_specialvar(str))        != -1) { fmt = FMT_TYPE_SPECIAL;
-  } else if ((txtfmt_pov_find_keyword(str))           != -1) { fmt = FMT_TYPE_KEYWORD;
-  } else if ((txtfmt_pov_find_reserved_keywords(str)) != -1) { fmt = FMT_TYPE_RESERVED;
-  } else if ((txtfmt_pov_find_reserved_builtins(str)) != -1) { fmt = FMT_TYPE_DIRECTIVE;
-  } else                                                     { fmt = FMT_TYPE_DEFAULT;
+  if        (txtfmt_pov_find_specialvar(str)        != -1) { fmt = FMT_TYPE_SPECIAL;
+  } else if (txtfmt_pov_find_keyword(str)           != -1) { fmt = FMT_TYPE_KEYWORD;
+  } else if (txtfmt_pov_find_reserved_keywords(str) != -1) { fmt = FMT_TYPE_RESERVED;
+  } else if (txtfmt_pov_find_reserved_builtins(str) != -1) { fmt = FMT_TYPE_DIRECTIVE;
+  } else                                                   { fmt = FMT_TYPE_DEFAULT;
   }
 
   /* clang-format on */
diff --git a/source/blender/editors/space_text/text_format_pov_ini.c b/source/blender/editors/space_text/text_format_pov_ini.c
index 1c6a93d2d7a..259ad02a6b7 100644
--- a/source/blender/editors/space_text/text_format_pov_ini.c
+++ b/source/blender/editors/space_text/text_format_pov_ini.c
@@ -347,10 +347,10 @@ static int txtfmt_ini_find_bool(const char *string)
 static char txtfmt_pov_ini_format_identifier(const char *str)
 {
   char fmt;
-  if ((txtfmt_ini_find_keyword(str)) != -1) {
+  if (txtfmt_ini_find_keyword(str) != -1) {
     fmt = FMT_TYPE_KEYWORD;
   }
-  else if ((txtfmt_ini_find_reserved(str)) != -1) {
+  else if (txtfmt_ini_find_reserved(str) != -1) {
     fmt = FMT_TYPE_RESERVED;
   }
   else {
diff --git a/source/blender/editors/space_text/text_format_py.c b/source/blender/editors/space_text/text_format_py.c
index 2717c0bf5b0..e2a01a8d85d 100644
--- a/source/blender/editors/space_text/text_format_py.c
+++ b/source/blender/editors/space_text/text_format_py.c
@@ -315,10 +315,10 @@ static char txtfmt_py_format_identifier(const char *str)
   /* Keep aligned args for readability. */
   /* clang-format off */
 
-  if        ((txtfmt_py_find_specialvar(str))   != -1) { fmt = FMT_TYPE_SPECIAL;
-  } else if ((txtfmt_py_find_builtinfunc(str))  != -1) { fmt = FMT_TYPE_KEYWORD;
-  } else if ((txtfmt_py_find_decorator(str))    != -1) { fmt = FMT_TYPE_RESERVED;
-  } else                                               { fmt = FMT_TYPE_DEFAULT;
+  if        (txtfmt_py_find_specialvar(str)   != -1) { fmt = FMT_TYPE_SPECIAL;
+  } else if (txtfmt_py_find_builtinfunc(str)  != -1) { fmt = FMT_TYPE_KEYWORD;
+  } else if (txtfmt_py_find_decorator(str)    != -1) { fmt = FMT_TYPE_RESERVED;
+  } else                                             { fmt = FMT_TYPE_DEFAULT;
   }
 
   /* clang-format on */
diff --git a/source/blender/editors/transform/transform.c b/source/blender/editors/transform/transform.c
index d34cc6f424f..efcf7d587e1 100644
--- a/source/blender/editors/transform/transform.c
+++ b/source/blender/editors/transform/transform.c
@@ -78,7 +78,7 @@ static void initSnapSpatial(TransInfo *t, float r_snap[2]);
 
 bool transdata_check_local_islands(TransInfo *t, short around)
 {
-  return ((around == V3D_AROUND_LOCAL_ORIGINS) && ((ELEM(t->obedit_type, OB_MESH, OB_GPENCIL))));
+  return ((around == V3D_AROUND_LOCAL_ORIGINS) && (ELEM(t->obedit_type, OB_MESH, OB_GPENCIL)));
 }
 
 /* ************************** SPACE DEPENDENT CODE **************************** */
diff --git a/source/blender/editors/undo/ed_undo.c b/source/blender/editors/undo/ed_undo.c
index 0368252f54b..3e0029156c1 100644
--- a/source/blender/editors/undo/ed_undo.c
+++ b/source/blender/editors/undo/ed_undo.c
@@ -695,7 +695,7 @@ int ED_undo_operator_repeat(bContext *C, wmOperator *op)
       CTX_wm_region_set(C, region_win);
     }
 
-    if ((WM_operator_repeat_check(C, op)) && (WM_operator_poll(C, op->type)) &&
+    if (WM_operator_repeat_check(C, op) && WM_operator_poll(C, op->type) &&
         /* NOTE: undo/redo can't run if there are jobs active,
          * check for screen jobs only so jobs like material/texture/world preview
          * (which copy their data), won't stop redo, see T29579],
diff --git a/source/blender/editors/uvedit/uvedit_smart_stitch.c b/source/blender/editors/uvedit/uvedit_smart_stitch.c
index 28853bcdedf..b40e50851c3 100644
--- a/source/blender/editors/uvedit/uvedit_smart_stitch.c
+++ b/source/blender/editors/uvedit/uvedit_smart_stitch.c
@@ -1989,7 +1989,7 @@ static StitchState *stitch_init(bContext *C,
   /* Now, on to generate our uv connectivity data */
   BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
     if (!(ts->uv_flag & UV_SYNC_SELECTION) &&
-        ((BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) || !BM_elem_flag_test(efa, BM_ELEM_SELECT))) {
+        (BM_elem_flag_test(efa, BM_ELEM_HIDDEN) || !BM_elem_flag_test(efa, BM_ELEM_SELECT))) {
       continue;
     }
 
@@ -2172,8 +2172,8 @@ static StitchState *stitch_init(bContext *C,
                                            "uv_stitch_selection_stack");
 
       BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
-        if (!(ts->uv_flag & UV_SYNC_SELECTION) && ((BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) ||
-                                                   !BM_elem_flag_test(efa, BM_ELEM_SELECT))) {
+        if (!(ts->uv_flag & UV_SYNC_SELECTION) &&
+            (BM_elem_flag_test(efa, BM_ELEM_HIDDEN) || !BM_elem_flag_test(efa, BM_ELEM_SELECT))) {
           continue;
         }
 
diff --git a/source/blender/editors/uvedit/uvedit_unwrap_ops.c b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
index 0e9669d0f60..3d5dabda23d 100644
--- a/source/blender/editors/uvedit/uvedit_unwrap_ops.c
+++ b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
@@ -315,7 +315,7 @@ static ParamHandle *construct_param_handle(const Scene *scene,
 
   BM_ITER_MESH_INDEX (efa, &iter, bm, BM_FACES_OF_MESH, i) {
 
-    if ((BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) ||
+    if (BM_elem_flag_test(efa, BM_ELEM_HIDDEN) ||
         (options->only_selected_faces && BM_elem_flag_test(efa, BM_ELEM_SELECT) == 0)) {
       continue;
     }
@@ -404,7 +404,7 @@ static ParamHandle *construct_param_handle_multi(const Scene *scene,
 
     BM_ITER_MESH_INDEX (efa, &iter, bm, BM_FACES_OF_MESH, i) {
 
-      if ((BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) ||
+      if (BM_elem_flag_test(efa, BM_ELEM_HIDDEN) ||
           (options->only_selected_faces && BM_elem_flag_test(efa, BM_ELEM_SELECT) == 0)) {
         continue;
       }