Merge pull request #135 from Spartan322/generalize/loading-and-events

1 files changed, 60 insertions, 0 deletions

diff --git a/game/src/Game/GameStart.gd b/game/src/Game/GameStart.gd
new file mode 100644
index 0000000..995541f
--- /dev/null
+++ b/game/src/Game/GameStart.gd
@@ -0,0 +1,60 @@
+extends Control
+
+const LoadingScreen = preload("res://src/Game/LoadingScreen.gd")
+
+@export_subgroup("Nodes")
+@export var loading_screen : LoadingScreen
+
+func _ready() -> void:
+	loading_screen.start_loading_screen(_initialize_game)
+
+# REQUIREMENTS
+# * FS-333, FS-334, FS-335, FS-341
+func _initialize_game() -> void:
+	GameSingleton.setup_logger()
+	loading_screen.try_update_loading_screen(5)
+
+	# Set this to your Vic2 install dir or a mod's dir to enable compatibility mode
+	# (this won't work for mods which rely on vanilla map assets, copy missing assets
+	# into the mod's dir for a temporary fix)
+	# Usage: OpenVic --compatibility-mode <path>
+
+	var compatibility_mode_path : String = ArgumentParser.get_argument(&"compatibility-mode")
+
+	var start := Time.get_ticks_usec()
+
+	loading_screen.try_update_loading_screen(15)
+	loading_screen.try_update_loading_screen(25)
+	Localisation.initialize()
+	loading_screen.try_update_loading_screen(45)
+	loading_screen.try_update_loading_screen(50, true)
+
+	# TODO: Loading takes way too long to keep the LoadingScreen at 50%
+	# Should either split this up or seperately multithread the compatibility mode loader
+	# Or both and emit a signal that allows us to add percentages to the LoadingScreen
+	if compatibility_mode_path:
+		if GameSingleton.load_defines_compatibility_mode(compatibility_mode_path) != OK:
+			push_error("Errors loading game defines!")
+	else:
+		GameLoader.define_filepaths_dict.make_read_only()
+		if GameSingleton.load_defines(GameLoader.define_filepaths_dict) != OK:
+			push_error("Errors loading game defines!")
+
+	loading_screen.try_update_loading_screen(100)
+	var end := Time.get_ticks_usec()
+	print("Loading took ", float(end - start) / 1000000, " seconds")
+
+	# change scene in a thread-safe way
+	get_tree().call_deferred("change_scene_to_file", "res://src/Game/GameMenu.tscn")
+
+func _on_splash_container_splash_end():
+	loading_screen.show()
+
+func _on_loading_screen_load_started():
+	Events.Loader.startup_load_begun.emit()
+
+func _on_loading_screen_load_changed(percentage : float) -> void:
+	Events.Loader.startup_load_changed.emit(percentage)
+
+func _on_loading_screen_load_ended():
+	Events.Loader.startup_load_ended.emit()