Cleanup: Rename ScrArea variables from sa to area

Follow up of b2ee1770d4c3 and 10c2254d412d, part of T74432.
Now the area and region naming conventions should be less confusing.

Mostly a careful batch rename but had to do few smaller fixes.

Also ran clang-format on affected files.

1 files changed, 40 insertions, 40 deletions

diff --git a/source/blender/editors/space_node/space_node.c b/source/blender/editors/space_node/space_node.c
index 32007d5b971..d682cab7293 100644
--- a/source/blender/editors/space_node/space_node.c
+++ b/source/blender/editors/space_node/space_node.c
@@ -328,17 +328,17 @@ static void node_free(SpaceLink *sl)
 }
 
 /* spacetype; init callback */
-static void node_init(struct wmWindowManager *UNUSED(wm), ScrArea *UNUSED(sa))
+static void node_init(struct wmWindowManager *UNUSED(wm), ScrArea *UNUSED(area))
 {
 }
 
 static void node_area_listener(wmWindow *UNUSED(win),
-                               ScrArea *sa,
+                               ScrArea *area,
                                wmNotifier *wmn,
                                Scene *UNUSED(scene))
 {
   /* note, ED_area_tag_refresh will re-execute compositor */
-  SpaceNode *snode = sa->spacedata.first;
+  SpaceNode *snode = area->spacedata.first;
   /* shaderfrom is only used for new shading nodes, otherwise all shaders are from objects */
   short shader_type = snode->shaderfrom;
 
@@ -347,32 +347,32 @@ static void node_area_listener(wmWindow *UNUSED(win),
     case NC_SCENE:
       switch (wmn->data) {
         case ND_NODES: {
-          ARegion *region = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
+          ARegion *region = BKE_area_find_region_type(area, RGN_TYPE_WINDOW);
           bNodeTreePath *path = snode->treepath.last;
           /* shift view to node tree center */
           if (region && path) {
             UI_view2d_center_set(&region->v2d, path->view_center[0], path->view_center[1]);
           }
 
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
           break;
         }
         case ND_FRAME:
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
           break;
         case ND_COMPO_RESULT:
-          ED_area_tag_redraw(sa);
+          ED_area_tag_redraw(area);
           break;
         case ND_TRANSFORM_DONE:
           if (ED_node_is_compositor(snode)) {
             if (snode->flag & SNODE_AUTO_RENDER) {
               snode->recalc = 1;
-              ED_area_tag_refresh(sa);
+              ED_area_tag_refresh(area);
             }
           }
           break;
         case ND_LAYER_CONTENT:
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
           break;
       }
       break;
@@ -381,13 +381,13 @@ static void node_area_listener(wmWindow *UNUSED(win),
     case NC_MATERIAL:
       if (ED_node_is_shader(snode)) {
         if (wmn->data == ND_SHADING) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
         else if (wmn->data == ND_SHADING_DRAW) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
         else if (wmn->data == ND_SHADING_LINKS) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
         else if (wmn->action == NA_ADDED && snode->edittree) {
           nodeSetActiveID(snode->edittree, ID_MA, wmn->reference);
@@ -397,49 +397,49 @@ static void node_area_listener(wmWindow *UNUSED(win),
     case NC_TEXTURE:
       if (ED_node_is_shader(snode) || ED_node_is_texture(snode)) {
         if (wmn->data == ND_NODES) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
       }
       break;
     case NC_WORLD:
       if (ED_node_is_shader(snode) && shader_type == SNODE_SHADER_WORLD) {
-        ED_area_tag_refresh(sa);
+        ED_area_tag_refresh(area);
       }
       break;
     case NC_OBJECT:
       if (ED_node_is_shader(snode)) {
         if (wmn->data == ND_OB_SHADING) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
       }
       break;
     case NC_SPACE:
       if (wmn->data == ND_SPACE_NODE) {
-        ED_area_tag_refresh(sa);
+        ED_area_tag_refresh(area);
       }
       else if (wmn->data == ND_SPACE_NODE_VIEW) {
-        ED_area_tag_redraw(sa);
+        ED_area_tag_redraw(area);
       }
       break;
     case NC_NODE:
       if (wmn->action == NA_EDITED) {
-        ED_area_tag_refresh(sa);
+        ED_area_tag_refresh(area);
       }
       else if (wmn->action == NA_SELECTED) {
-        ED_area_tag_redraw(sa);
+        ED_area_tag_redraw(area);
       }
       break;
     case NC_SCREEN:
       switch (wmn->data) {
         case ND_ANIMPLAY:
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
           break;
       }
       break;
     case NC_MASK:
       if (wmn->action == NA_EDITED) {
         if (snode->nodetree && snode->nodetree->type == NTREE_COMPOSIT) {
-          ED_area_tag_refresh(sa);
+          ED_area_tag_refresh(area);
         }
       }
       break;
@@ -451,7 +451,7 @@ static void node_area_listener(wmWindow *UNUSED(win),
            * scenes so really this is just to know if the images is used in the compo else
            * painting on images could become very slow when the compositor is open. */
           if (nodeUpdateID(snode->nodetree, wmn->reference)) {
-            ED_area_tag_refresh(sa);
+            ED_area_tag_refresh(area);
           }
         }
       }
@@ -461,7 +461,7 @@ static void node_area_listener(wmWindow *UNUSED(win),
       if (wmn->action == NA_EDITED) {
         if (ED_node_is_compositor(snode)) {
           if (nodeUpdateID(snode->nodetree, wmn->reference)) {
-            ED_area_tag_refresh(sa);
+            ED_area_tag_refresh(area);
           }
         }
       }
@@ -469,26 +469,26 @@ static void node_area_listener(wmWindow *UNUSED(win),
 
     case NC_LINESTYLE:
       if (ED_node_is_shader(snode) && shader_type == SNODE_SHADER_LINESTYLE) {
-        ED_area_tag_refresh(sa);
+        ED_area_tag_refresh(area);
       }
       break;
     case NC_WM:
       if (wmn->data == ND_UNDO) {
-        ED_area_tag_refresh(sa);
+        ED_area_tag_refresh(area);
       }
       break;
     case NC_GPENCIL:
       if (ELEM(wmn->action, NA_EDITED, NA_SELECTED)) {
-        ED_area_tag_redraw(sa);
+        ED_area_tag_redraw(area);
       }
       break;
   }
 }
 
-static void node_area_refresh(const struct bContext *C, ScrArea *sa)
+static void node_area_refresh(const struct bContext *C, ScrArea *area)
 {
   /* default now: refresh node is starting preview */
-  SpaceNode *snode = sa->spacedata.first;
+  SpaceNode *snode = area->spacedata.first;
 
   snode_set_context(C);
 
@@ -497,19 +497,19 @@ static void node_area_refresh(const struct bContext *C, ScrArea *sa)
       if (GS(snode->id->name) == ID_MA) {
         Material *ma = (Material *)snode->id;
         if (ma->use_nodes) {
-          ED_preview_shader_job(C, sa, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
+          ED_preview_shader_job(C, area, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
         }
       }
       else if (GS(snode->id->name) == ID_LA) {
         Light *la = (Light *)snode->id;
         if (la->use_nodes) {
-          ED_preview_shader_job(C, sa, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
+          ED_preview_shader_job(C, area, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
         }
       }
       else if (GS(snode->id->name) == ID_WO) {
         World *wo = (World *)snode->id;
         if (wo->use_nodes) {
-          ED_preview_shader_job(C, sa, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
+          ED_preview_shader_job(C, area, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
         }
       }
     }
@@ -529,7 +529,7 @@ static void node_area_refresh(const struct bContext *C, ScrArea *sa)
     else if (snode->nodetree->type == NTREE_TEXTURE) {
       Tex *tex = (Tex *)snode->id;
       if (tex->use_nodes) {
-        ED_preview_shader_job(C, sa, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
+        ED_preview_shader_job(C, area, snode->id, NULL, NULL, 100, 100, PR_NODE_RENDER);
       }
     }
   }
@@ -585,9 +585,9 @@ static void node_toolbar_region_draw(const bContext *C, ARegion *region)
   ED_region_panels(C, region);
 }
 
-static void node_cursor(wmWindow *win, ScrArea *sa, ARegion *region)
+static void node_cursor(wmWindow *win, ScrArea *area, ARegion *region)
 {
-  SpaceNode *snode = sa->spacedata.first;
+  SpaceNode *snode = area->spacedata.first;
 
   /* convert mouse coordinates to v2d space */
   UI_view2d_region_to_view(&region->v2d,
@@ -702,7 +702,7 @@ static void node_header_region_draw(const bContext *C, ARegion *region)
 
 /* used for header + main region */
 static void node_region_listener(wmWindow *UNUSED(win),
-                                 ScrArea *UNUSED(sa),
+                                 ScrArea *UNUSED(area),
                                  ARegion *region,
                                  wmNotifier *wmn,
                                  const Scene *UNUSED(scene))
@@ -851,7 +851,7 @@ static void node_widgets(void)
   WM_gizmogrouptype_append_and_link(gzmap_type, NODE_GGT_backdrop_corner_pin);
 }
 
-static void node_id_remap(ScrArea *UNUSED(sa), SpaceLink *slink, ID *old_id, ID *new_id)
+static void node_id_remap(ScrArea *UNUSED(area), SpaceLink *slink, ID *old_id, ID *new_id)
 {
   SpaceNode *snode = (SpaceNode *)slink;
 
@@ -922,15 +922,15 @@ static void node_id_remap(ScrArea *UNUSED(sa), SpaceLink *slink, ID *old_id, ID
   }
 }
 
-static int node_space_subtype_get(ScrArea *sa)
+static int node_space_subtype_get(ScrArea *area)
 {
-  SpaceNode *snode = sa->spacedata.first;
+  SpaceNode *snode = area->spacedata.first;
   return rna_node_tree_idname_to_enum(snode->tree_idname);
 }
 
-static void node_space_subtype_set(ScrArea *sa, int value)
+static void node_space_subtype_set(ScrArea *area, int value)
 {
-  SpaceNode *snode = sa->spacedata.first;
+  SpaceNode *snode = area->spacedata.first;
   ED_node_set_tree_type(snode, rna_node_tree_type_from_enum(value));
 }