Add ResourceLoader

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "cSpell.words": [
+        "tscn"
+    ]
+}

loader.tscn

@@ -0,0 +1,26 @@
+[gd_scene load_steps=2 format=3 uid="uid://c7twiu4wplofj"]
+
+[ext_resource type="Script" path="res://scripts/Loader.cs" id="1_leg4d"]
+
+[node name="Loader" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_leg4d")
+
+[node name="ProgressBar" type="ProgressBar" parent="."]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -863.0
+offset_top = -37.5
+offset_right = 863.0
+offset_bottom = 37.5
+grow_horizontal = 2
+grow_vertical = 2

project.godot

@@ -11,7 +11,7 @@ config_version=5
 [application]
 
 config/name="导师模拟器"
-run/main_scene="res://lab.tscn"
+run/main_scene="res://loader.tscn"
 config/features=PackedStringArray("4.3", "C#", "GL Compatibility")
 config/icon="res://icon.svg"
 
@@ -19,8 +19,8 @@ config/icon="res://icon.svg"
 
 GameManager="*res://game_manager.tscn"
 OneSecondTicker="*res://game_manager.tscn"
-Player="*res://scripts/Player.cs"
 Dialogic="*res://addons/dialogic/Core/DialogicGameHandler.gd"
+SceneTransit="*res://scene_transit.tscn"
 
 [dialogic]
 

scene_transit.tscn

@@ -0,0 +1,54 @@
+[gd_scene load_steps=5 format=3 uid="uid://xnssep8q3gm5"]
+
+[ext_resource type="Script" path="res://scripts/SceneTransit.cs" id="1_138ac"]
+
+[sub_resource type="Animation" id="Animation_n35b4"]
+resource_name = "transit"
+length = 0.3
+step = 0.3
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ColorRect:color")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 0.3),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Color(0, 0, 0, 0), Color(0, 0, 0, 1)]
+}
+
+[sub_resource type="Animation" id="Animation_6aqtw"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ColorRect:color")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Color(0, 0, 0, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_g0ecv"]
+_data = {
+"RESET": SubResource("Animation_6aqtw"),
+"transit": SubResource("Animation_n35b4")
+}
+
+[node name="CanvasLayer" type="CanvasLayer"]
+script = ExtResource("1_138ac")
+
+[node name="ColorRect" type="ColorRect" parent="."]
+offset_right = 1920.0
+offset_bottom = 1080.0
+color = Color(0, 0, 0, 0)
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+libraries = {
+"": SubResource("AnimationLibrary_g0ecv")
+}

scripts/GameManager.cs

@@ -7,6 +7,7 @@ public partial class GameManager : Node
 	/// Indicates if the game is currently in tutorial mode.
 	/// </summary>
 	public static bool IsTutorial { get; private set; }
+	public static string NextScene { get; set; } = null;
 	public static readonly Resource Arrow2x = ResourceLoader.Load("res://temp_res/kenney_ui-pack-space-expansion/PNG/Extra/Double/cursor_f.png");
 	// Called when the node enters the scene tree for the first time.
 	public override void _Ready()

scripts/Loader.cs

@@ -0,0 +1,48 @@
+using Godot;
+using System;
+
+public partial class Loader : Control
+{
+	private ProgressBar progressBar;
+	private int sceneLoaded = 0;
+	private string[] scenesToLoad = {
+		"res://lab.tscn",
+		"res://player.tscn"
+	};
+
+	// Called when the node enters the scene tree for the first time.
+	public override void _Ready()
+	{
+		progressBar = GetNode<ProgressBar>("ProgressBar");
+		string nextScene = GameManager.NextScene;
+		if (nextScene != null) {
+			GameManager.NextScene = "res://lab.tscn";
+		}
+		ResourceLoader.LoadThreadedRequest(scenesToLoad[sceneLoaded]);
+		progressBar.MaxValue = 100 * scenesToLoad.Length;
+	}
+
+	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	public override void _Process(double delta)
+	{
+		Godot.Collections.Array progress = new();
+		switch(ResourceLoader.LoadThreadedGetStatus(scenesToLoad[sceneLoaded], progress))
+		{
+			case ResourceLoader.ThreadLoadStatus.InProgress:
+				progressBar.Value = 100 * sceneLoaded + (int)((float)progress[0] * 100);
+				break;
+			case ResourceLoader.ThreadLoadStatus.Loaded:
+				sceneLoaded++;
+				if(sceneLoaded < scenesToLoad.Length) {
+					ResourceLoader.LoadThreadedRequest(scenesToLoad[sceneLoaded]);
+				} else {
+					var transit = GetNode<SceneTransit>("/root/SceneTransit");
+					transit.Transit("res://lab.tscn", false);
+				}
+				break;
+			default:
+				GD.Print("Error loading scene: " + scenesToLoad[sceneLoaded]);
+				break;
+		}
+	}
+}

scripts/SceneTransit.cs

@@ -0,0 +1,37 @@
+using Godot;
+using System;
+
+public partial class SceneTransit : CanvasLayer
+{
+	// Called when the node enters the scene tree for the first time.
+	public override void _Ready()
+	{
+		Layer = -1;
+		Hide();
+	}
+
+	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	public override void _Process(double delta)
+	{
+	}
+
+	public async void Transit(string nextScene, bool needLoadResources = true)
+	{
+		GameManager.NextScene = nextScene;
+		var ap = GetNode<AnimationPlayer>("AnimationPlayer");
+		Layer = 9999;
+		Show();
+		ap.Play("transit");
+		await ToSignal(ap, AnimationMixer.SignalName.AnimationFinished);
+		if (needLoadResources) {
+			GetTree().ChangeSceneToFile("res://loader.tscn");
+		} else {
+			GetTree().ChangeSceneToFile(nextScene);
+		}
+		ap.PlayBackwards("transit");
+		await ToSignal(ap, AnimationMixer.SignalName.AnimationFinished);
+		Layer = -1;
+		Hide();
+	}
+
+}