Zero initialize all pointer class and struct members

This prevents the pitfall of UB when checking if they have been
assigned something valid by comparing to nullptr.

1 files changed, 18 insertions, 18 deletions

diff --git a/editor/plugins/tiles/tile_atlas_view.h b/editor/plugins/tiles/tile_atlas_view.h
index caf3ef9e4b..6e74858b08 100644
--- a/editor/plugins/tiles/tile_atlas_view.h
+++ b/editor/plugins/tiles/tile_atlas_view.h
@@ -45,8 +45,8 @@ class TileAtlasView : public Control {
 	GDCLASS(TileAtlasView, Control);
 
 private:
-	TileSet *tile_set;
-	TileSetAtlasSource *tile_set_atlas_source;
+	TileSet *tile_set = nullptr;
+	TileSetAtlasSource *tile_set_atlas_source = nullptr;
 	int source_id = TileSet::INVALID_SOURCE;
 
 	enum DragType {
@@ -55,9 +55,9 @@ private:
 	};
 	DragType drag_type = DRAG_TYPE_NONE;
 	float previous_zoom = 1.0;
-	EditorZoomWidget *zoom_widget;
-	Button *button_center_view;
-	CenterContainer *center_container;
+	EditorZoomWidget *zoom_widget = nullptr;
+	Button *button_center_view = nullptr;
+	CenterContainer *center_container = nullptr;
 	Vector2 panning;
 	void _update_zoom_and_panning(bool p_zoom_on_mouse_pos = false);
 	void _zoom_widget_changed();
@@ -72,41 +72,41 @@ private:
 	Map<Vector2, Map<int, Rect2i>> alternative_tiles_rect_cache;
 	void _update_alternative_tiles_rect_cache();
 
-	MarginContainer *margin_container;
+	MarginContainer *margin_container = nullptr;
 	int margin_container_paddings[4] = { 0, 0, 0, 0 };
-	HBoxContainer *hbox;
-	Label *missing_source_label;
+	HBoxContainer *hbox = nullptr;
+	Label *missing_source_label = nullptr;
 
 	// Background
-	Control *background_left;
+	Control *background_left = nullptr;
 	void _draw_background_left();
-	Control *background_right;
+	Control *background_right = nullptr;
 	void _draw_background_right();
 
 	// Left side.
-	Control *base_tiles_root_control;
+	Control *base_tiles_root_control = nullptr;
 	void _base_tiles_root_control_gui_input(const Ref<InputEvent> &p_event);
 
-	Control *base_tiles_drawing_root;
+	Control *base_tiles_drawing_root = nullptr;
 
-	Control *base_tiles_draw;
+	Control *base_tiles_draw = nullptr;
 	void _draw_base_tiles();
 
-	Control *base_tiles_texture_grid;
+	Control *base_tiles_texture_grid = nullptr;
 	void _draw_base_tiles_texture_grid();
 
-	Control *base_tiles_shape_grid;
+	Control *base_tiles_shape_grid = nullptr;
 	void _draw_base_tiles_shape_grid();
 
 	Size2i _compute_base_tiles_control_size();
 
 	// Right side.
-	Control *alternative_tiles_root_control;
+	Control *alternative_tiles_root_control = nullptr;
 	void _alternative_tiles_root_control_gui_input(const Ref<InputEvent> &p_event);
 
-	Control *alternative_tiles_drawing_root;
+	Control *alternative_tiles_drawing_root = nullptr;
 
-	Control *alternatives_draw;
+	Control *alternatives_draw = nullptr;
 	void _draw_alternatives();
 
 	Size2i _compute_alternative_tiles_control_size();