Greatly improve editor performances by deferring tiles related updates

Solve few update problems

editor/plugins/tiles/tile_data_editors.cpp

@@ -38,8 +38,16 @@
 #include "editor/editor_properties.h"
 #include "editor/editor_scale.h"
 
-void TileDataEditor::_call_tile_set_changed() {
-	_tile_set_changed();
+void TileDataEditor::_tile_set_changed_plan_update() {
+	_tile_set_changed_update_needed = true;
+	call_deferred("_tile_set_changed_deferred_update");
+}
+
+void TileDataEditor::_tile_set_changed_deferred_update() {
+	if (_tile_set_changed_update_needed) {
+		_tile_set_changed();
+		_tile_set_changed_update_needed = false;
+	}
 }
 
 TileData *TileDataEditor::_get_tile_data(TileMapCell p_cell) {
@@ -59,18 +67,20 @@ TileData *TileDataEditor::_get_tile_data(TileMapCell p_cell) {
 }
 
 void TileDataEditor::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("_tile_set_changed_deferred_update"), &TileDataEditor::_tile_set_changed_deferred_update);
+
 	ADD_SIGNAL(MethodInfo("needs_redraw"));
 }
 
 void TileDataEditor::set_tile_set(Ref<TileSet> p_tile_set) {
 	if (tile_set.is_valid()) {
-		tile_set->disconnect("changed", callable_mp(this, &TileDataEditor::_call_tile_set_changed));
+		tile_set->disconnect("changed", callable_mp(this, &TileDataEditor::_tile_set_changed_plan_update));
 	}
 	tile_set = p_tile_set;
 	if (tile_set.is_valid()) {
-		tile_set->connect("changed", callable_mp(this, &TileDataEditor::_call_tile_set_changed));
+		tile_set->connect("changed", callable_mp(this, &TileDataEditor::_tile_set_changed_plan_update));
 	}
-	_call_tile_set_changed();
+	_tile_set_changed_plan_update();
 }
 
 bool DummyObject::_set(const StringName &p_name, const Variant &p_value) {

editor/plugins/tiles/tile_data_editors.h

@@ -45,7 +45,9 @@ class TileDataEditor : public VBoxContainer {
 	GDCLASS(TileDataEditor, VBoxContainer);
 
 private:
-	void _call_tile_set_changed();
+	bool _tile_set_changed_update_needed = false;
+	void _tile_set_changed_plan_update();
+	void _tile_set_changed_deferred_update();
 
 protected:
 	Ref<TileSet> tile_set;

editor/plugins/tiles/tile_set_atlas_source_editor.cpp

@@ -763,7 +763,11 @@ void TileSetAtlasSourceEditor::_update_tile_data_editors() {
 	// Update visibility.
 	bool is_visible = tools_button_group->get_pressed_button() == tool_paint_button;
 	tile_data_editor_dropdown_button->set_visible(is_visible);
-	tile_data_editor_dropdown_button->set_text(TTR("Select a property editor"));
+	if (tile_data_editors_tree->get_selected()) {
+		tile_data_editor_dropdown_button->set_text(tile_data_editors_tree->get_selected()->get_text(0));
+	} else {
+		tile_data_editor_dropdown_button->set_text(TTR("Select a property editor"));
+	}
 	tile_data_editors_label->set_visible(is_visible);
 }
 
@@ -959,7 +963,7 @@ void TileSetAtlasSourceEditor::_tile_atlas_control_gui_input(const Ref<InputEven
 			current_tile_data_editor->forward_painting_atlas_gui_input(tile_atlas_view, tile_set_atlas_source, p_event);
 		}
 		// Update only what's needed.
-		tile_set_atlas_source_changed_needs_update = false;
+		tile_set_changed_needs_update = false;
 
 		tile_atlas_control->update();
 		tile_atlas_control_unscaled->update();
@@ -1061,7 +1065,7 @@ void TileSetAtlasSourceEditor::_tile_atlas_control_gui_input(const Ref<InputEven
 					drag_current_tile = coords;
 
 					// Update only what's needed.
-					tile_set_atlas_source_changed_needs_update = false;
+					tile_set_changed_needs_update = false;
 					_update_tile_inspector();
 					_update_atlas_view();
 					_update_tile_id_label();
@@ -1101,7 +1105,7 @@ void TileSetAtlasSourceEditor::_tile_atlas_control_gui_input(const Ref<InputEven
 					drag_current_tile = new_rect.position;
 
 					// Update only what's needed.
-					tile_set_atlas_source_changed_needs_update = false;
+					tile_set_changed_needs_update = false;
 					_update_tile_inspector();
 					_update_atlas_view();
 					_update_tile_id_label();
@@ -2012,12 +2016,12 @@ void TileSetAtlasSourceEditor::_tile_alternatives_control_unscaled_draw() {
 	}
 }
 
-void TileSetAtlasSourceEditor::_tile_set_atlas_source_changed() {
-	tile_set_atlas_source_changed_needs_update = true;
+void TileSetAtlasSourceEditor::_tile_set_changed() {
+	tile_set_changed_needs_update = true;
 }
 
 void TileSetAtlasSourceEditor::_tile_proxy_object_changed(String p_what) {
-	tile_set_atlas_source_changed_needs_update = false; // Avoid updating too many things.
+	tile_set_changed_needs_update = false; // Avoid updating too many things.
 	_update_atlas_view();
 }
 
@@ -2073,8 +2077,8 @@ void TileSetAtlasSourceEditor::edit(Ref<TileSet> p_tile_set, TileSetAtlasSource
 	}
 
 	// Remove listener for old objects.
-	if (tile_set_atlas_source) {
-		tile_set_atlas_source->disconnect("changed", callable_mp(this, &TileSetAtlasSourceEditor::_tile_set_atlas_source_changed));
+	if (tile_set.is_valid()) {
+		tile_set->disconnect("changed", callable_mp(this, &TileSetAtlasSourceEditor::_tile_set_changed));
 	}
 
 	// Clear the selection.
@@ -2086,8 +2090,8 @@ void TileSetAtlasSourceEditor::edit(Ref<TileSet> p_tile_set, TileSetAtlasSource
 	tile_set_atlas_source_id = p_source_id;
 
 	// Add the listener again.
-	if (tile_set_atlas_source) {
-		tile_set_atlas_source->connect("changed", callable_mp(this, &TileSetAtlasSourceEditor::_tile_set_atlas_source_changed));
+	if (tile_set.is_valid()) {
+		tile_set->connect("changed", callable_mp(this, &TileSetAtlasSourceEditor::_tile_set_changed));
 	}
 
 	// Update everything.
@@ -2228,7 +2232,7 @@ void TileSetAtlasSourceEditor::_notification(int p_what) {
 			resize_handle_disabled = get_theme_icon(SNAME("EditorHandleDisabled"), SNAME("EditorIcons"));
 			break;
 		case NOTIFICATION_INTERNAL_PROCESS:
-			if (tile_set_atlas_source_changed_needs_update) {
+			if (tile_set_changed_needs_update) {
 				// Update everything.
 				_update_source_inspector();
 
@@ -2241,7 +2245,7 @@ void TileSetAtlasSourceEditor::_notification(int p_what) {
 				_update_tile_data_editors();
 				_update_current_tile_data_editor();
 
-				tile_set_atlas_source_changed_needs_update = false;
+				tile_set_changed_needs_update = false;
 			}
 			break;
 		default:

editor/plugins/tiles/tile_set_atlas_source_editor.h

@@ -112,7 +112,7 @@ private:
 
 	UndoRedo *undo_redo = EditorNode::get_undo_redo();
 
-	bool tile_set_atlas_source_changed_needs_update = false;
+	bool tile_set_changed_needs_update = false;
 
 	// -- Properties painting --
 	VBoxContainer *tile_data_painting_editor_container;
@@ -263,7 +263,7 @@ private:
 	void _auto_remove_tiles();
 	AcceptDialog *confirm_auto_create_tiles;
 
-	void _tile_set_atlas_source_changed();
+	void _tile_set_changed();
 	void _tile_proxy_object_changed(String p_what);
 	void _atlas_source_proxy_object_changed(String p_what);
 

scene/2d/tile_map.cpp

@@ -3094,6 +3094,8 @@ void TileMap::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("_set_tile_data", "layer"), &TileMap::_set_tile_data);
 	ClassDB::bind_method(D_METHOD("_get_tile_data", "layer"), &TileMap::_get_tile_data);
 
+	ClassDB::bind_method(D_METHOD("_tile_set_changed_deferred_update"), &TileMap::_tile_set_changed_deferred_update);
+
 	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "tile_set", PROPERTY_HINT_RESOURCE_TYPE, "TileSet"), "set_tileset", "get_tileset");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "cell_quadrant_size", PROPERTY_HINT_RANGE, "1,128,1"), "set_quadrant_size", "get_quadrant_size");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "collision_animatable"), "set_collision_animatable", "is_collision_animatable");
@@ -3113,8 +3115,16 @@ void TileMap::_bind_methods() {
 
 void TileMap::_tile_set_changed() {
 	emit_signal(SNAME("changed"));
-	_clear_internals();
-	_recreate_internals();
+	_tile_set_changed_deferred_update_needed = true;
+	call_deferred("_tile_set_changed_deferred_update");
+}
+
+void TileMap::_tile_set_changed_deferred_update() {
+	if (_tile_set_changed_deferred_update_needed) {
+		_clear_internals();
+		_recreate_internals();
+		_tile_set_changed_deferred_update_needed = false;
+	}
 }
 
 TileMap::TileMap() {

scene/2d/tile_map.h

@@ -285,6 +285,8 @@ private:
 	Vector<int> _get_tile_data(int p_layer) const;
 
 	void _tile_set_changed();
+	bool _tile_set_changed_deferred_update_needed = false;
+	void _tile_set_changed_deferred_update();
 
 protected:
 	bool _set(const StringName &p_name, const Variant &p_value);