feat: animate P1 tent hover with curtain and garland lights

2026-09-10 22:39:27 +02:00
parent 882302c6d2
commit 717a702fb2
33 changed files with 756 additions and 24 deletions
@@ -36,6 +36,7 @@ func _build() -> void:

 	back_button = _make_back_button()
 	add_child(back_button)
+	MenuUI.set_normalized_rect(back_button, MenuUI.BACK_BUTTON_CENTER, MenuUI.BACK_BUTTON_SIZE)

 	score_label = _make_label("", Vector2(112 * x_scale, 520), Vector2(220 * x_scale, 45), 25, ink)
 	score_label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
@@ -77,17 +78,6 @@ func _make_back_button() -> TextureButton:
 	button.ignore_texture_size = true
 	button.stretch_mode = TextureButton.STRETCH_KEEP_ASPECT_CENTERED
 	button.tooltip_text = "Torna al menu Juggle"
-	# Margine sicuro relativo, uguale al bordo utile dei controlli nei menu.
-	# Ancore coincidenti: gli offset definiscono soltanto la dimensione del tasto.
-	button.set_anchors_preset(Control.PRESET_TOP_LEFT)
-	button.anchor_left = 0.03
-	button.anchor_top = 0.06
-	button.anchor_right = 0.03
-	button.anchor_bottom = 0.06
-	button.offset_left = 0.0
-	button.offset_top = 0.0
-	button.offset_right = 76.0
-	button.offset_bottom = 64.0
 	button.mouse_default_cursor_shape = Control.CURSOR_POINTING_HAND
 	button.mouse_entered.connect(func(): button.modulate = Color(1.10, 1.10, 1.10, 1.0))
 	button.mouse_exited.connect(func(): button.modulate = Color.WHITE)
@@ -40,7 +40,7 @@ func _build() -> void:
 	artwork.mouse_filter = Control.MOUSE_FILTER_IGNORE
 	add_child(artwork)

-	var back := MenuUI.add_hotspot(self, Vector2(0.09, 0.14), Vector2(0.10, 0.14))
+	var back := MenuUI.add_hotspot(self, MenuUI.BACK_BUTTON_CENTER, MenuUI.BACK_BUTTON_SIZE)
 	back.tooltip_text = "Torna alla palestra"
 	back.pressed.connect(func(): return_requested.emit())
 	back.z_index = 20
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+shader_type canvas_item;
+// Tendone del menu: chase delle lucine delle garlande, attivo solo in hover.
+// Il chase replica l'animazione sorgente (animazione_tendone.gif, 12,5 fps):
+// periodo 6 frame, 3 fasi da 2 frame; ogni lampadina fa rampa per 2 frame,
+// brilla a pieno intensità per 2 frame e resta spenta per 2 frame.
+// Lato sinistro: l'onda sale dal fondo verso il picco (fasi [4,2,0] per i mod 3).
+// Lato destro: l'onda scende dal picco al fondo (fasi [0,2,4] per i mod 3);
+// al picco L0 (fase 0) precede R0 (fase 1) di 2 frame, come nella GIF.
+
+uniform float hover_strength : hint_range(0.0, 1.0) = 0.0;
+uniform vec2 star_center = vec2(0.50, 0.13);
+uniform float drift_strength : hint_range(0.0, 4.0) = 0.65;
+uniform float drift_speed : hint_range(0.0, 2.0) = 0.20;
+// Intensità del chase lucine: 0 = spento a riposo, 1.0 = attivo in hover.
+uniform float garland_strength : hint_range(0.0, 1.0) = 0.0;
+// FPS sorgente dell'animazione (GIF a 8 centesimi di secondo per frame).
+uniform float garland_fps : hint_range(1.0, 60.0) = 12.5;
+// Frame assoluto con cui congelare il chase (debug/catture); -1 = tempo reale.
+uniform float garland_freeze_frame = -1.0;
+
+// Nucleo della lampadina accesa e colore dell'alone, campionati dalla GIF.
+const vec3 GOLD_CORE = vec3(0.945, 0.80, 0.385);
+const vec3 GOLD_HALO = vec3(1.0, 0.78, 0.35);
+
+// Posizioni lampadina in UV texture (canvas 880x750) + offset di fase in frame
+// nel ciclo di 6: z = frame di inizio rampa. L0..L9 dal picco al fondo sinistro,
+// R0..R9 dal picco al fondo destro.
+const vec3 bulbs[20] = vec3[20](
+	// garlanda sinistra: onda che sale
+	vec3(0.4500, 0.2893, 4.0), vec3(0.4330, 0.3187, 2.0), vec3(0.4125, 0.3453, 0.0),
+	vec3(0.3875, 0.3747, 4.0), vec3(0.3591, 0.4080, 2.0), vec3(0.3341, 0.4360, 0.0),
+	vec3(0.3000, 0.4693, 4.0), vec3(0.2670, 0.5013, 2.0), vec3(0.2295, 0.5307, 0.0),
+	vec3(0.1920, 0.5587, 4.0),
+	// garlanda destra: onda che scende
+	vec3(0.5307, 0.3000, 0.0), vec3(0.5443, 0.3333, 2.0), vec3(0.5648, 0.3573, 4.0),
+	vec3(0.5852, 0.3840, 0.0), vec3(0.6205, 0.4253, 2.0), vec3(0.6420, 0.4573, 4.0),
+	vec3(0.6761, 0.4880, 0.0), vec3(0.7114, 0.5160, 2.0), vec3(0.7466, 0.5427, 4.0),
+	vec3(0.7773, 0.5613, 0.0)
+);
+
+// Intensità nel ciclo di 6 frame della singola lampadina (d = frame dalla rampa),
+// ricavata dalle aree misurate sui frame della GIF: ~25%, ~50%, pieno, pieno, 0, 0.
+float chase_intensity(float d) {
+	if (d < 1.0) {
+		return 0.3;
+	}
+	if (d < 2.0) {
+		return 0.6;
+	}
+	if (d < 3.0) {
+		return 1.0;
+	}
+	if (d < 4.0) {
+		return 0.95;
+	}
+	return 0.0;
+}
+
+void vertex() {
+	float wave = sin(TIME * drift_speed + VERTEX.y * 0.012) * drift_strength;
+	VERTEX.x += wave * (UV.y * 0.7 + 0.3);
+}
+
+void fragment() {
+	vec4 color = texture(TEXTURE, UV);
+	// Maschera morbida limitata alla stella in cima al tendone, non al tendone.
+	vec2 aspect_uv = (UV - star_center) * vec2(1.0, 1.35);
+	float star_area = 1.0 - smoothstep(0.105, 0.185, length(aspect_uv));
+	float pulse = 0.88 + 0.12 * sin(TIME * 5.0);
+	vec3 gold_glow = vec3(1.0, 0.70, 0.14) * star_area * hover_strength * pulse;
+	color.rgb += gold_glow * color.a;
+
+	// Chase lucine: sincronizzato a 12,5 fps come la GIF sorgente.
+	if (garland_strength > 0.001) {
+		float frame_time = TIME * garland_fps;
+		if (garland_freeze_frame >= 0.0) {
+			frame_time = garland_freeze_frame;
+		}
+		float cycle = mod(floor(frame_time), 6.0);
+		vec2 px = UV * vec2(880.0, 750.0);
+		for (int i = 0; i < 20; i++) {
+			float d = mod(cycle - bulbs[i].z + 6.0, 6.0);
+			float intensity = chase_intensity(d);
+			if (intensity <= 0.0) {
+				continue;
+			}
+			float r = length(px - bulbs[i].xy * vec2(880.0, 750.0));
+			// Nucleo pieno ~6px + alone ampio e diffuso fino a ~25px (come nella GIF).
+			float core = 1.0 - smoothstep(3.0, 8.0, r);
+			float halo = exp(-r / 12.0);
+			float ga = clamp(intensity * garland_strength, 0.0, 1.0);
+			// Il nucleo porta la lampadina all'oro pieno della GIF.
+			color.rgb = mix(color.rgb, GOLD_CORE, core * ga);
+			// Alone caldo additivo solo attorno al nucleo (senza sforare sul nucleo,
+			// altrimenti il clamp sbiadisce l'oro verso il bianco).
+			color.rgb += GOLD_HALO * (halo * ga * 0.7 * (1.0 - core));
+			color.a = max(color.a, halo * ga * 0.5);
+		}
+	}
+
+	color.rgb = min(color.rgb, vec3(1.0));
+	COLOR = color;
+}
@@ -5,6 +5,11 @@ extends RefCounted
 const DISPLAY_FONT := preload("res://shared/assets/fonts/NotoSerifDisplay-CondensedExtraBold.ttf")
 const MENU_SHADER := preload("res://menus/assets/shaders/ambient_drift.gdshader")
 const TENT_STAR_SHADER := preload("res://menus/assets/shaders/tent_star_glow.gdshader")
+const TENT_LIGHTS_SHADER := preload("res://menus/assets/shaders/tent_lights.gdshader")
+
+# Posizione e ingombro condivisi della freccia indietro in tutte le schermate.
+const BACK_BUTTON_CENTER := Vector2(0.12, 0.14)
+const BACK_BUTTON_SIZE := Vector2(0.09, 0.14)


 static func set_normalized_rect(control: Control, center: Vector2, normalized_size: Vector2) -> void:
@@ -40,6 +45,13 @@ static func tent_star_material() -> ShaderMaterial:
 	return material


+static func tent_material(garland_strength := 0.0) -> ShaderMaterial:
+	var material := ShaderMaterial.new()
+	material.shader = TENT_LIGHTS_SHADER
+	material.set_shader_parameter("garland_strength", garland_strength)
+	return material
+
+
 static func add_image(parent: Control, texture: Texture2D, center: Vector2, normalized_size: Vector2, material: Material = null) -> TextureRect:
 	var image := TextureRect.new()
 	image.texture = texture
@@ -18,6 +18,25 @@ const SETTINGS_BUTTON := preload("res://menus/assets/common/pulsante_rotellina.p
 const CIRCUS_SIGN_PANEL := preload("res://menus/assets/p1/upendi_circus_sign_panel.png")
 const CIRCUS_SIGN_ROPES := preload("res://menus/assets/p1/upendi_circus_sign_ropes.png")

+const CURTAIN_FRAMES := [
+	preload("res://menus/assets/p1/curtain_anim/curtain_00.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_01.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_02.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_03.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_04.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_05.png"),
+	preload("res://menus/assets/p1/curtain_anim/curtain_06.png"),
+]
+
+const GARLAND_FRAMES := [
+	preload("res://menus/assets/p1/garland_anim/lights_00.png"),
+	preload("res://menus/assets/p1/garland_anim/lights_01.png"),
+	preload("res://menus/assets/p1/garland_anim/lights_02.png"),
+	preload("res://menus/assets/p1/garland_anim/lights_03.png"),
+	preload("res://menus/assets/p1/garland_anim/lights_04.png"),
+	preload("res://menus/assets/p1/garland_anim/lights_05.png"),
+]
+

 func _ready() -> void:
 	set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
@@ -29,30 +48,118 @@ func _build() -> void:
 	MenuUI.add_full_texture(self, CLOUDS, MenuUI.ambient_material(1.0, 0.16))
 	_add_sign()

-	var blue := _add_tent_button(BLUE_TENT, Vector2(0.29, 0.46))
+	# Solo il tendone blu di riferimento attiva lo shader delle lucine in hover.
+	var blue := _add_tent_button(BLUE_TENT, Vector2(0.29, 0.46), true)
 	blue.pressed.connect(func(): juggle_requested.emit(blue))
-	var red := _add_tent_button(RED_TENT, Vector2(0.71, 0.46))
+	var red := _add_tent_button(RED_TENT, Vector2(0.71, 0.46), false)
 	red.pressed.connect(func(): gym_requested.emit(red))

 	_add_bottom_bar()
 	MenuUI.add_image(self, SETTINGS_BUTTON, Vector2(0.91, 0.13), Vector2(0.09, 0.14))
 	if not OS.has_feature("web"):
-		var exit_button := MenuUI.add_image_button(self, BACK_BUTTON, Vector2(0.075, 0.13), Vector2(0.09, 0.14))
+		var exit_button := MenuUI.add_image_button(self, BACK_BUTTON, MenuUI.BACK_BUTTON_CENTER, MenuUI.BACK_BUTTON_SIZE)
 		exit_button.pressed.connect(func(): exit_requested.emit())


-func _add_tent_button(texture: Texture2D, center: Vector2) -> TextureButton:
+func _add_tent_button(texture: Texture2D, center: Vector2, has_lights := false) -> TextureButton:
 	var button := MenuUI.add_image_button(self, texture, center, Vector2(0.36, 0.59))
-	var star_material := MenuUI.tent_star_material()
-	button.material = star_material
+	var star_mat := MenuUI.tent_star_material()
+	button.material = star_mat
 	button.tooltip_text = "Apri questo percorso"
-	# L'hover non altera più geometria e hitbox del tendone: mette in risalto
-	# esclusivamente la stella, tramite il parametro dello shader.
-	button.mouse_entered.connect(func(): star_material.set_shader_parameter("hover_strength", 1.0))
-	button.mouse_exited.connect(func(): star_material.set_shader_parameter("hover_strength", 0.0))
+	
+	# Glow stella su entrambi i tendoni al passaggio del mouse
+	button.mouse_entered.connect(func(): star_mat.set_shader_parameter("hover_strength", 1.0))
+	button.mouse_exited.connect(func(): star_mat.set_shader_parameter("hover_strength", 0.0))
+
+	# Animazione apertura sipario e lucine in hover
+	if has_lights:
+		_setup_hover_curtain_and_garland(button, center)
+
 	return button


+func _setup_hover_curtain_and_garland(parent_button: TextureButton, center: Vector2) -> void:
+	# Sipario: parte chiuso (frame 0). All'hover-in si apre (0 -> 6).
+	# All'hover-out si richiude al contrario (6 -> 0).
+	var curtain := TextureRect.new()
+	curtain.name = "Curtain"
+	curtain.expand_mode = TextureRect.EXPAND_IGNORE_SIZE
+	curtain.stretch_mode = TextureRect.STRETCH_KEEP_ASPECT_CENTERED
+	curtain.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	curtain.texture = CURTAIN_FRAMES[0]
+	add_child(curtain)
+	MenuUI.set_normalized_rect(curtain, center, Vector2(0.36, 0.59))
+
+	var curtain_idx := [0]
+	var curtain_dir := [0] # 0 = fermo, 1 = apre, -1 = chiude
+	var curtain_timer := Timer.new()
+	curtain_timer.wait_time = 1.0 / 12.5
+	curtain_timer.process_mode = Node.PROCESS_MODE_ALWAYS
+	curtain_timer.timeout.connect(func():
+		if curtain_dir[0] == 1:
+			if curtain_idx[0] < CURTAIN_FRAMES.size() - 1:
+				curtain_idx[0] += 1
+				curtain.texture = CURTAIN_FRAMES[curtain_idx[0]]
+				curtain.visible = true
+			else:
+				# Completamente aperto: frame 06 è vuoto/trasparente
+				curtain.texture = CURTAIN_FRAMES[curtain_idx[0]]
+				curtain_dir[0] = 0
+				curtain_timer.stop()
+		elif curtain_dir[0] == -1:
+			if curtain_idx[0] > 0:
+				curtain_idx[0] -= 1
+				curtain.texture = CURTAIN_FRAMES[curtain_idx[0]]
+				curtain.visible = true
+			else:
+				# Completamente chiuso: resta fermo su frame 00
+				curtain.texture = CURTAIN_FRAMES[0]
+				curtain_dir[0] = 0
+				curtain_timer.stop()
+	)
+	add_child(curtain_timer)
+
+	# Lucine a inseguimento
+	var lights := TextureRect.new()
+	lights.name = "HoverGarland"
+	lights.expand_mode = TextureRect.EXPAND_IGNORE_SIZE
+	lights.stretch_mode = TextureRect.STRETCH_KEEP_ASPECT_CENTERED
+	lights.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	lights.texture = GARLAND_FRAMES[0]
+	lights.visible = false
+	add_child(lights)
+	MenuUI.set_normalized_rect(lights, center, Vector2(0.36, 0.59))
+
+	var lights_idx := [0]
+	var lights_timer := Timer.new()
+	lights_timer.wait_time = 1.0 / 12.5
+	lights_timer.process_mode = Node.PROCESS_MODE_ALWAYS
+	lights_timer.timeout.connect(func():
+		lights_idx[0] = (lights_idx[0] + 1) % GARLAND_FRAMES.size()
+		if lights.visible:
+			lights.texture = GARLAND_FRAMES[lights_idx[0]]
+	)
+	add_child(lights_timer)
+	lights_timer.start()
+
+	parent_button.mouse_entered.connect(func():
+		# Avvia apertura sipario (hover in)
+		curtain_dir[0] = 1
+		curtain_timer.start()
+		# Avvia lucine
+		lights_idx[0] = 0
+		lights.texture = GARLAND_FRAMES[0]
+		lights.visible = true
+	)
+	parent_button.mouse_exited.connect(func():
+		# Avvia chiusura sipario al contrario (hover out)
+		curtain_dir[0] = -1
+		curtain_timer.start()
+		# Spegne lucine
+		lights.visible = false
+	)
+
+
 func _add_bottom_bar() -> void:
 	# Il piedone entra dal basso come un unico blocco; la scritta resta
 	# invisibile fino a quando il rimbalzo della barra non è terminato.
@@ -30,7 +30,7 @@ func _build() -> void:
 	artwork.mouse_filter = Control.MOUSE_FILTER_IGNORE
 	add_child(artwork)

-	_add_hotspot(Vector2(0.12, 0.14), Vector2(0.10, 0.14), func(): back_requested.emit())
+	_add_hotspot(MenuUI.BACK_BUTTON_CENTER, MenuUI.BACK_BUTTON_SIZE, func(): back_requested.emit())
 	_add_hotspot(Vector2(0.775, 0.64), Vector2(0.07, 0.10), func(): _change_balls(-1))
 	_add_hotspot(Vector2(0.895, 0.64), Vector2(0.07, 0.10), func(): _change_balls(1))
 	_add_hotspot(Vector2(0.79, 0.88), Vector2(0.30, 0.14), _start_game)
@@ -27,7 +27,7 @@ func _build() -> void:
 	artwork.mouse_filter = Control.MOUSE_FILTER_IGNORE
 	add_child(artwork)

-	_add_hotspot(Vector2(0.12, 0.14), Vector2(0.10, 0.14), func(): back_requested.emit())
+	_add_hotspot(MenuUI.BACK_BUTTON_CENTER, MenuUI.BACK_BUTTON_SIZE, func(): back_requested.emit())
 	_add_hotspot(Vector2(0.775, 0.64), Vector2(0.07, 0.10), func(): _change_players(-1))
 	_add_hotspot(Vector2(0.895, 0.64), Vector2(0.07, 0.10), func(): _change_players(1))
 	_add_hotspot(Vector2(0.79, 0.88), Vector2(0.30, 0.14), _start_game)