[WIP] transitioning from hardcoded test song to library loading

FileLoader.gd

@@ -97,3 +97,19 @@ class Test:
 				notes.push_back(Note.make_tap(bar*4 + (i/8.0), (bar + i)%8))
 				notes.push_back(Note.make_tap(bar*4 + (i/8.0), (bar + i + 3)%8))
 		return notes
+
+func load_folder(folder):
+	var file = File.new()
+	var err = file.open("%s/song.json" % folder, File.READ)
+	if err != OK:
+		print(err)
+		return err
+	var result_json = JSON.parse(file.get_as_text())
+	file.close()
+	if result_json.error != OK:
+		print("Error: ", result_json.error)
+		print("Error Line: ", result_json.error_line)
+		print("Error String: ", result_json.error_string)
+		return result_json.error
+	var result = result_json.result
+	return result

GameTheme.gd

@@ -27,6 +27,15 @@ const COLOR_STAR := Color(0, 0, 1, 1)
 const COLOR_DOUBLE := Color(1, 1, 0, 1)  # When two (or more in master) hit events coincide
 const COLOR_TEXT := Color(1, 1, 1, 1)
 
+const COLOR_DIFFICULTY := PoolColorArray([  # Background, foreground for each
+	Color(0.435, 0.333, 1.000), Color(1.0, 1.0, 1.0),
+	Color(0.506, 0.851, 0.333), Color(1.0, 1.0, 1.0),
+	Color(0.973, 0.718, 0.039), Color(1.0, 1.0, 1.0),
+	Color(1.000, 0.541, 0.584), Color(1.0, 1.0, 1.0),
+	Color(0.761, 0.271, 0.902), Color(1.0, 1.0, 1.0),
+	Color(1.0, 1.0, 1.0), Color(0.737, 0.188, 0.894),
+])
+
 var COLOR_ARRAY_TAP := PoolColorArray([COLOR_TAP, COLOR_TAP, COLOR_TAP, COLOR_TAP])
 var COLOR_ARRAY_TAP2 := PoolColorArray([COLOR_TAP2, COLOR_TAP2, COLOR_TAP2, COLOR_TAP2])
 var COLOR_ARRAY_HOLD := PoolColorArray([

Menu.gd

@@ -0,0 +1,40 @@
+extends Node2D
+
+var song_defs = {}
+var song_images = {}
+
+func scan_library():
+	print("Scanning library")
+	var rootdir = "res://songs"
+	var dir = Directory.new()
+	var err = dir.open(rootdir)
+	if err == OK:
+		dir.list_dir_begin(true, true)
+		var file_name = dir.get_next()
+		while (file_name != ""):
+			if dir.current_is_dir():
+				if dir.file_exists(file_name + "/song.json"):
+					song_defs[file_name] = FileLoader.load_folder("%s/%s" % [rootdir, file_name])
+					print("Loaded song directory: %s" % file_name)
+					song_images[file_name] = load("%s/%s/%s" % [rootdir, file_name, song_defs[file_name]["tile_filename"]])
+				else:
+					print("Found directory: " + file_name)
+			else:
+				print("Found file: " + file_name)
+			file_name = dir.get_next()
+		dir.list_dir_end()
+	else:
+		print("An error occurred when trying to access the songs directory: ", err)
+
+func _ready():
+	scan_library()
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass
+
+func _draw():
+	var i = -512
+	for key in song_images:
+		draw_texture(song_images[key], Vector2(i, -256))
+		i += 512

NoteHandler.gd

@@ -1,6 +1,7 @@
 extends "res://main.gd"
 
 # This script will draw all note events.
+var running := false
 
 var tex := preload("res://assets/spritesheet-4k.png")
 var tex_judgement_text := preload("res://assets/text-4k.png")
@@ -399,18 +400,6 @@ func set_time(seconds: float):
 
 # Called when the node enters the scene tree for the first time.
 func _ready():
-	set_time(-3.0)
-	bpm = 120.0
-	active_notes = []
-	all_notes = []
-	next_note_to_load = 0
-
-	$meshinstance.material.set_shader_param("star_color", GameTheme.COLOR_STAR)
-	$meshinstance.material.set_shader_param("held_color", GameTheme.COLOR_HOLD_HELD)
-	$meshinstance.material.set_shader_param("bps", bpm/60.0)
-	$meshinstance.material.set_shader_param("screen_size", get_viewport().get_size())
-	$meshinstance.set_texture(tex)
-
 	var rec_scale1 = (float(screen_height)/float(GameTheme.receptor_ring_radius))*0.5
 	var uv_array_playfield := PoolVector2Array([Vector2(-1.0, -1.0)*rec_scale1, Vector2(-1.0, 1.0)*rec_scale1, Vector2(1.0, -1.0)*rec_scale1, Vector2(1.0, 1.0)*rec_scale1])
 	var vertex_array_playfield := PoolVector2Array([
@@ -430,6 +419,16 @@ func _ready():
 	noteline_array_image.fill(Color(0.0, 0.0, 0.0))
 	# Format: first 15 rows are for hit events, last row is for releases only (no ring glow)
 
+	$"/root/main/InputHandler".connect("button_pressed", self, "button_pressed")
+	$"/root/main/InputHandler".connect("touchbutton_pressed", self, "touchbutton_pressed")
+	$"/root/main/InputHandler".connect("button_released", self, "button_released")
+	$"/root/main/InputHandler".connect("touchbutton_released", self, "touchbutton_released")
+
+func load_track():
+	set_time(-3.0)
+	active_notes = []
+	all_notes = []
+	next_note_to_load = 0
 #	all_notes = FileLoader.SRT.load_file("res://songs/199_cirno_master.srt")
 	all_notes = FileLoader.SRT.load_file("res://songs/199_cirno_adv.srt")
 	bpm = 175.0
@@ -442,10 +441,11 @@ func _ready():
 		if note.type == Note.NOTE_SLIDE:
 			slide_trail_meshes[note.slide_id] = make_slide_trail_mesh(note)
 
-	$"/root/main/InputHandler".connect("button_pressed", self, "button_pressed")
-	$"/root/main/InputHandler".connect("touchbutton_pressed", self, "touchbutton_pressed")
-	$"/root/main/InputHandler".connect("button_released", self, "button_released")
-	$"/root/main/InputHandler".connect("touchbutton_released", self, "touchbutton_released")
+	$meshinstance.material.set_shader_param("star_color", GameTheme.COLOR_STAR)
+	$meshinstance.material.set_shader_param("held_color", GameTheme.COLOR_HOLD_HELD)
+	$meshinstance.material.set_shader_param("bps", bpm/60.0)
+	$meshinstance.material.set_shader_param("screen_size", get_viewport().get_size())
+	$meshinstance.set_texture(tex)
 
 
 func intro_click():
@@ -470,6 +470,9 @@ func audio_start_time() -> float:
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 var timers_set := false
 func _process(delta):
+	if !running:
+		return
+
 	$meshinstance.material.set_shader_param("bps", bpm/60.0)
 	$notelines.material.set_shader_param("bps", bpm/60.0)
 

main.tscn

@@ -1,19 +1,19 @@
 [gd_scene load_steps=14 format=2]
 
 [ext_resource path="res://main.gd" type="Script" id=1]
-[ext_resource path="res://songs/cirno_1080p_rt_cpu1_3M.webm" type="VideoStream" id=2]
-[ext_resource path="res://video.gd" type="Script" id=3]
-[ext_resource path="res://Receptors.gd" type="Script" id=4]
-[ext_resource path="res://NoteHandler.gd" type="Script" id=5]
-[ext_resource path="res://assets/text-4k.png" type="Texture" id=6]
-[ext_resource path="res://shaders/notelines.shader" type="Shader" id=7]
-[ext_resource path="res://shaders/notemesh.shader" type="Shader" id=8]
+[ext_resource path="res://video.gd" type="Script" id=2]
+[ext_resource path="res://Receptors.gd" type="Script" id=3]
+[ext_resource path="res://NoteHandler.gd" type="Script" id=4]
+[ext_resource path="res://assets/text-4k.png" type="Texture" id=5]
+[ext_resource path="res://shaders/notelines.shader" type="Shader" id=6]
+[ext_resource path="res://shaders/notemesh.shader" type="Shader" id=7]
+[ext_resource path="res://Menu.gd" type="Script" id=8]
 [ext_resource path="res://Bezel.gd" type="Script" id=9]
 [ext_resource path="res://assets/NotoSans.tres" type="DynamicFont" id=10]
 [ext_resource path="res://InputHandler.gd" type="Script" id=11]
 
 [sub_resource type="ShaderMaterial" id=1]
-shader = ExtResource( 7 )
+shader = ExtResource( 6 )
 shader_param/line_color = Plane( 0.8, 0.8, 1, 0.8 )
 shader_param/line_color_double = Plane( 1, 1, 0.6, 0.9 )
 shader_param/dot_color = Plane( 1, 1, 1, 0.8 )
@@ -25,7 +25,7 @@ shader_param/dot_fullbright_thickness = 0.013
 shader_param/max_angle = 1.0708
 
 [sub_resource type="ShaderMaterial" id=2]
-shader = ExtResource( 8 )
+shader = ExtResource( 7 )
 shader_param/bps = null
 shader_param/star_color = null
 shader_param/held_color = null
@@ -39,6 +39,8 @@ __meta__ = {
 "_edit_vertical_guides_": [ 420.85, 1500.91 ]
 }
 
+[node name="music" type="AudioStreamPlayer" parent="."]
+
 [node name="video" type="VideoPlayer" parent="."]
 margin_left = -540.0
 margin_top = -540.0
@@ -48,23 +50,22 @@ grow_horizontal = 2
 grow_vertical = 2
 rect_pivot_offset = Vector2( 540, 540 )
 mouse_filter = 2
-stream = ExtResource( 2 )
-volume_db = -10.92
-script = ExtResource( 3 )
+volume_db = -80.0
+script = ExtResource( 2 )
 __meta__ = {
 "_edit_use_anchors_": false
 }
 
 [node name="Receptors" type="Node2D" parent="."]
-script = ExtResource( 4 )
+script = ExtResource( 3 )
 
 [node name="NoteHandler" type="Node2D" parent="."]
-script = ExtResource( 5 )
+script = ExtResource( 4 )
 
 [node name="SlideTrailHandler" type="Node2D" parent="NoteHandler"]
 
 [node name="JudgeText" type="MeshInstance2D" parent="NoteHandler"]
-texture = ExtResource( 6 )
+texture = ExtResource( 5 )
 
 [node name="notelines" type="MeshInstance2D" parent="NoteHandler"]
 material = SubResource( 1 )
@@ -72,6 +73,9 @@ material = SubResource( 1 )
 [node name="meshinstance" type="MeshInstance2D" parent="NoteHandler"]
 material = SubResource( 2 )
 
+[node name="Menu" type="Node2D" parent="."]
+script = ExtResource( 8 )
+
 [node name="Bezel" type="Node2D" parent="."]
 script = ExtResource( 9 )