Remove Renderer from the Preferences

Not currently needed, as it's not possible to change between OpenGL and Vulkan drivers. We could implement this is https://github.com/godotengine/godot/issues/80565 is fixed.

src/Autoload/Global.gd

@@ -497,9 +497,6 @@ var enable_autosave := true:
 			return
 		enable_autosave = value
 		OpenSave.update_autosave()
-## Found in Preferences. The index of graphics renderer used by Pixelorama.
-var renderer := 0:
-	set = _renderer_changed
 ## Found in Preferences. The index of tablet driver used by Pixelorama.
 var tablet_driver := 0:
 	set(value):
@@ -947,21 +944,6 @@ func undo_or_redo(
 	project.has_changed = true
 
 
-func _renderer_changed(value: int) -> void:
-	renderer = value
-
-
-#	if OS.has_feature("editor"):
-#		return
-#
-#	# Sets GLES2 as the default value in `override.cfg`.
-#	# Without this, switching to GLES3 does not work, because it will default to GLES2.
-#	ProjectSettings.set_initial_value("rendering/quality/driver/driver_name", "GLES2")
-#	var renderer_name := OS.get_video_driver_name(renderer)
-#	ProjectSettings.set_setting("rendering/quality/driver/driver_name", renderer_name)
-#	ProjectSettings.save_custom(root_directory.path_join(OVERRIDE_FILE))
-
-
 ## Use this to prepare Pixelorama before opening a dialog.
 func dialog_open(open: bool, is_file_dialog := false) -> void:
 	if is_file_dialog and use_native_file_dialogs:

src/Preferences/PreferencesDialog.gd

@@ -182,9 +182,6 @@ var preferences: Array[Preference] = [
 		false,
 		true
 	),
-	#	Preference.new(
-	#		"renderer", "Drivers/DriversContainer/Renderer", "selected", OS.VIDEO_DRIVER_GLES2, true
-	#	),
 	Preference.new("tablet_driver", "Drivers/DriversContainer/TabletDriver", "selected", 0)
 ]
 
@@ -243,17 +240,21 @@ func _ready() -> void:
 		child.confirmed.connect(Tools.update_hint_tooltips)
 
 	if OS.get_name() == "Web":
-		var startup := right_side.get_node("Startup")
+		var startup := right_side.get_node(^"Startup")
 		right_side.remove_child(startup)
 		startup.queue_free()
-		right_side.get_node("Language").visible = true
+		right_side.get_node(^"Language").visible = true
 		Global.open_last_project = false
-	elif OS.get_name() == "Windows":
+	if OS.get_name() == "Windows":
 		tablet_driver_label.visible = true
 		tablet_driver.visible = true
 		for driver in DisplayServer.tablet_get_driver_count():
 			var driver_name := DisplayServer.tablet_get_driver_name(driver)
 			tablet_driver.add_item(driver_name, driver)
+	else:
+		var drivers := right_side.get_node(^"Drivers")
+		right_side.remove_child(drivers)
+		drivers.queue_free()
 	if not OS.has_feature("pc"):
 		get_tree().call_group(&"DesktopOnly", &"queue_free")
 

src/Preferences/PreferencesDialog.tscn

@@ -1091,25 +1091,6 @@ size_flags_horizontal = 3
 layout_mode = 2
 columns = 3
 
-[node name="RendererLabel" type="Label" parent="HSplitContainer/VBoxContainer/ScrollContainer/RightSide/Drivers/DriversContainer"]
-layout_mode = 2
-size_flags_horizontal = 3
-mouse_filter = 0
-text = "Renderer:"
-
-[node name="Renderer" type="OptionButton" parent="HSplitContainer/VBoxContainer/ScrollContainer/RightSide/Drivers/DriversContainer"]
-layout_mode = 2
-size_flags_horizontal = 3
-tooltip_text = "Specifies the renderer/video driver being used. GLES2 is better for older and low-end devices, but GLES3 may offer more features."
-mouse_default_cursor_shape = 2
-disabled = true
-item_count = 2
-selected = 0
-popup/item_0/text = "OpenGL"
-popup/item_0/id = 0
-popup/item_1/text = "Vulkan"
-popup/item_1/id = 1
-
 [node name="TabletDriverLabel" type="Label" parent="HSplitContainer/VBoxContainer/ScrollContainer/RightSide/Drivers/DriversContainer"]
 unique_name_in_owner = true
 visible = false