Merge branch 'main' into ui_fixes

core/biome_generator/biome_generator.gd

@@ -212,6 +212,17 @@ func _physics_process(_delta: float) -> void:
 		last_pos_train = current_pos
 		_refresh_world(current_pos)
 
+func generate_initial_world_now() -> void:
+	if rail_path == null or rail_path.train_instance == null:
+		return
+
+	var train_pos = rail_path.train_instance.global_position
+	var current_pos = Vector2i(roundi(train_pos.x / chunk_size), roundi(train_pos.z / chunk_size))
+	last_pos_train = current_pos
+	_rebuild_generation_queue(current_pos)
+	_drain_generation_queue_now()
+	_drain_wire_queue_now()
+
 func collect_all_chunkinfo(root: Node, list: Array[Node]) -> void:
 	if root == null: return
 	
@@ -535,6 +546,20 @@ func _drain_generation_queue() -> void:
 		pending_generation_cells.clear()
 		pending_generation_cursor = 0
 
+func _drain_generation_queue_now() -> void:
+	while pending_generation_cursor < pending_generation_cells.size():
+		var grid_pos: Vector2i = pending_generation_cells[pending_generation_cursor]
+		pending_generation_cursor += 1
+		if board.has(grid_pos):
+			continue
+
+		var is_obstacle = _register_cell_with_ray(grid_pos)
+		if not is_obstacle:
+			_add_compatible_biome(grid_pos)
+
+	pending_generation_cells.clear()
+	pending_generation_cursor = 0
+
 func _drain_cleanup_queue() -> void:
 	var processed: int = 0
 	var start_usec: int = Time.get_ticks_usec()
@@ -595,6 +620,22 @@ func _drain_wire_queue() -> void:
 		pending_wire_cells.clear()
 		pending_wire_cursor = 0
 
+func _drain_wire_queue_now() -> void:
+	while pending_wire_cursor < pending_wire_cells.size():
+		var grid_pos: Vector2i = pending_wire_cells[pending_wire_cursor]
+		pending_wire_cursor += 1
+		pending_wire_lookup.erase(grid_pos)
+
+		if not board.has(grid_pos):
+			continue
+		if not board[grid_pos].get("have_lamppost", false):
+			continue
+
+		_connect_lamppost_wires(grid_pos)
+
+	pending_wire_cells.clear()
+	pending_wire_cursor = 0
+
 func _generate_pieces_around_train(center: Vector2i) -> void:
 	for x in range(-eye_line, eye_line + 1):
 		for z in range(-eye_line, eye_line + 1):

core/biome_generator/rails.gd

@@ -1,10 +1,16 @@
 extends Path3D
 
-const STEAM_DISTANCE_STAT: String = "stat_distance_km"
 const DISTANCE_KM_PER_UNIT: float = 0.01
 const STATION_STOP_GROUP: StringName = &"railway_station"
+const TRACK_ZERO_SPACING_FIX_DISTANCE: float = 45.0
+const TRACK_ZERO_SPACING_BLEND_DISTANCE: float = 18.0
+const TRACK_ZERO_SPACING_SEARCH_EXTRA: float = 35.0
+const TRACK_ZERO_SPACING_SEARCH_STEP: float = 0.5
+const TRACK_ZERO_SPACING_TARGET_RATIO: float = 0.97
+const TRACK_ZERO_SPACING_MIN_DISTANCE: float = 1.0
 
 enum TrainStartMode { RANDOM_POSITION, SPECIFIED_STATION, SPECIFIED_POSITION }
+enum TrainFacingDirection { KEEP_PATH_DIRECTION, LOCOMOTIVE_LEFT, LOCOMOTIVE_RIGHT }
 
 @export_group("Train")
 ##train speed
@@ -41,12 +47,17 @@ enum TrainStartMode { RANDOM_POSITION, SPECIFIED_STATION, SPECIFIED_POSITION }
 @export var train_start_delay_seconds: float = 0.0
 @export var train_start_after_delay: bool = true
 @export var train_start_acceleration_seconds: float = 4.0
+@export_enum("keep_path_direction", "locomotive_left", "locomotive_right") var train_facing_direction: int = TrainFacingDirection.KEEP_PATH_DIRECTION
 
 @export_group("Rails Bulding")
+##if true builds visible rail pieces along the Path3D
+@export var build_track_visuals: bool = true
 ##distance between sleepers of the rails
 @export var sleepers_distance: float = 1.0
 ##nodel for the sleeper of the rail
 @export var sleepers_model: PackedScene 
+##if true add procedural rail bars even when sleepers_model is assigned
+@export var add_procedural_rails_to_sleepers_model: bool = false
 
 @export_group("Manual Controls")
 ##max speed
@@ -96,9 +107,9 @@ var is_restarting: bool = false
 var tween_restart: Tween
 var wagon_instances: Array[Node3D] = []
 var wagon_progress_offsets: Array[float] = []
-var _pending_steam_distance_km: float = 0.0
 var _initial_is_inmotion: bool = true
 var _is_photo_mode_active: bool = false
+var _train_direction_sign: float = 1.0
 
 func _ready() -> void:
 	randomize()
@@ -108,7 +119,8 @@ func _ready() -> void:
 	_initial_is_inmotion = is_inmotion
 	
 	if curve != null and curve.get_baked_length() > 0:
-		build_rails()
+		if build_track_visuals:
+			build_rails()
 		build_train()
 		_plan_stops()
 		_apply_initial_train_start()
@@ -140,8 +152,32 @@ func _apply_initial_train_start() -> void:
 			train_progress = wrapf(train_start_position, 0.0, total_length)
 			_update_next_stop_index_from_progress()
 
+	_apply_train_facing_direction(total_length)
+	_update_next_stop_index_from_progress()
 	_snap_train_to_progress()
 
+func _apply_train_facing_direction(total_length: float) -> void:
+	_train_direction_sign = 1.0
+	if train_facing_direction == TrainFacingDirection.KEEP_PATH_DIRECTION or curve == null:
+		return
+	if total_length <= 0.0:
+		return
+
+	var center_progress: float = wrapf(train_progress, 0.0, total_length)
+	var center_position: Vector3 = to_global(curve.sample_baked(center_progress, true))
+	var forward_progress: float = wrapf(center_progress + 2.0, 0.0, total_length)
+	var forward_position: Vector3 = to_global(curve.sample_baked(forward_progress, true))
+	var forward_direction: Vector3 = forward_position - center_position
+	if forward_direction.length_squared() <= 0.0001 or is_zero_approx(forward_direction.x):
+		return
+
+	var desired_x_sign: float = -1.0 if train_facing_direction == TrainFacingDirection.LOCOMOTIVE_LEFT else 1.0
+	if forward_direction.x * desired_x_sign < 0.0:
+		_train_direction_sign = -1.0
+
+	if not is_zero_approx(train_speed):
+		train_speed = absf(train_speed) * _train_direction_sign
+
 func _apply_train_start_delay() -> void:
 	if not _initial_is_inmotion:
 		return
@@ -203,13 +239,9 @@ func _snap_train_to_progress() -> void:
 
 	train_progress = wrapf(train_progress, 0.0, total_length)
 	var center_position: Vector3 = to_global(curve.sample_baked(train_progress, true))
-	var prog_forward: float = wrapf(train_progress + 2.0, 0.0, total_length)
-	var forward_position: Vector3 = to_global(curve.sample_baked(prog_forward, true))
 
 	train_instance.global_position = center_position
-	if center_position.distance_to(forward_position) > 0.01:
-		train_instance.look_at(forward_position, Vector3.UP)
-		train_instance.rotate_y(PI)
+	_orient_vehicle_to_track(train_instance, train_progress, total_length)
 
 	if cameras:
 		cameras.global_position = center_position
@@ -231,6 +263,7 @@ func build_rails() -> void:
 	
 	var total_length = curve.get_baked_length()
 	var piece_number = int(total_length / sleepers_distance)
+	var should_add_procedural_rails: bool = sleepers_model == null or add_procedural_rails_to_sleepers_model
 	
 	for i in range(piece_number):
 		var distance = i * sleepers_distance
@@ -262,17 +295,18 @@ func build_rails() -> void:
 			sleeper.material_override = mat_wood
 			rail_piece.add_child(sleeper)
 		
-		var rail_sx = MeshInstance3D.new()
-		rail_sx.mesh = mesh_rail
-		rail_sx.material_override = mat_iron
-		rail_sx.position = Vector3(-rail_distance / 2.0, 0.1, 0) 
-		rail_piece.add_child(rail_sx)
-		
-		var rail_dx = MeshInstance3D.new()
-		rail_dx.mesh = mesh_rail
-		rail_dx.material_override = mat_iron
-		rail_dx.position = Vector3(rail_distance / 2.0, 0.1, 0) 
-		rail_piece.add_child(rail_dx)
+		if should_add_procedural_rails:
+			var rail_sx = MeshInstance3D.new()
+			rail_sx.mesh = mesh_rail
+			rail_sx.material_override = mat_iron
+			rail_sx.position = Vector3(-rail_distance / 2.0, 0.1, 0)
+			rail_piece.add_child(rail_sx)
+
+			var rail_dx = MeshInstance3D.new()
+			rail_dx.mesh = mesh_rail
+			rail_dx.material_override = mat_iron
+			rail_dx.position = Vector3(rail_distance / 2.0, 0.1, 0)
+			rail_piece.add_child(rail_dx)
 
 func _plan_stops() -> void:
 	stop_offset.clear()
@@ -420,7 +454,10 @@ func train_move(delta: float) -> void:
 					stop_multiply = 1.0
 			
 			var current_speed = train_speed * stop_multiply
-			train_progress += current_speed * delta
+			var next_progress: float = train_progress + current_speed * delta
+			var wrapped_forward: bool = current_speed > 0.0 and next_progress >= total_length
+			var wrapped_back: bool = current_speed < 0.0 and next_progress < 0.0
+			train_progress = wrapf(next_progress, 0.0, total_length)
 			_track_steam_distance(abs(current_speed) * delta)
 			
 			if enable_stops and stop_offset.size() > 0 and has_valid_stop:
@@ -432,11 +469,9 @@ func train_move(delta: float) -> void:
 					train_progress = target_offset 
 					_execute_stop(current_speed > 0)
 			
-			if train_progress > total_length:
-				train_progress -= total_length
+			if wrapped_forward:
 				if stop_offset.size() > 0: next_stop_index = 0 
-			elif train_progress < 0: 
-				train_progress += total_length
+			elif wrapped_back:
 				if stop_offset.size() > 0: next_stop_index = stop_offset.size() - 1
 		
 		var center_position = to_global(curve.sample_baked(train_progress, true))
@@ -447,8 +482,7 @@ func train_move(delta: float) -> void:
 
 		if center_position.distance_to(forward_position) > 0.01:
 			train_instance.global_position = center_position
-			train_instance.look_at(forward_position, Vector3.UP)
-			train_instance.rotate_y(PI) 
+			_orient_vehicle_to_track(train_instance, train_progress, total_length)
 			
 		if cameras:
 			cameras.global_position = center_position
@@ -486,28 +520,7 @@ func _track_steam_distance(distance_units: float) -> void:
 
 	# Always track the global distance in our save file (for UI and persistency)
 	GameState.save_data.total_distance_km += distance_units * DISTANCE_KM_PER_UNIT
-
-	# Steam specific logic
-	if not SteamManager.is_on_steam:
-		return
-
-	_pending_steam_distance_km += distance_units * DISTANCE_KM_PER_UNIT
-	var whole_km: int = int(floor(_pending_steam_distance_km))
-	if whole_km <= 0:
-		return
-
-	_pending_steam_distance_km -= float(whole_km)
-	var total_distance_km: int = StatsManager.get_int(STEAM_DISTANCE_STAT) + whole_km
-	StatsManager.set_int(STEAM_DISTANCE_STAT, total_distance_km)
-	_check_distance_achievements(total_distance_km)
-	StatsManager.store()
-
-#Check achievements
-func _check_distance_achievements(total_distance_km: int) -> void:
-	if total_distance_km >= 100:
-		AchievementManager.unlock("ACH_DISTANCE_100")
-	if total_distance_km >= 200:
-		AchievementManager.unlock("ACH_DISTANCE_200")
+	StatsManager.add_distance_km(distance_units * DISTANCE_KM_PER_UNIT)
 
 func _execute_stop(go_forward: bool = true) -> void:
 	if not _find_next_valid_stop(go_forward):
@@ -515,12 +528,14 @@ func _execute_stop(go_forward: bool = true) -> void:
 		return
 
 	stop_ongoing = true
-	stop_multiply = 0.0 
-	
+	stop_multiply = 0.0
+
 	var current_stop_index = next_stop_index
-	
+	StatsManager.add_int("stat_stop_number", 1)
+	StatsManager.store()
+
 	_advance_next_stop_index(go_forward)
-			
+
 	if fireworks_scene != null:
 		var marker_position = stops_position[current_stop_index]
 		var firework_number = randi_range(5, 8)
@@ -659,6 +674,10 @@ func _snap_wagons_to_progress(total_length: float = 0.0) -> void:
 	if total_length <= 0.0:
 		return
 
+	var previous_progress: float = wrapf(train_progress, 0.0, total_length)
+	var previous_position: Vector3 = to_global(curve.sample_baked(previous_progress, true))
+	var previous_wagon_offset: float = 0.0
+
 	for i in range(wagon_instances.size()):
 		var wagon: Node3D = wagon_instances[i]
 		if not is_instance_valid(wagon):
@@ -668,17 +687,101 @@ func _snap_wagons_to_progress(total_length: float = 0.0) -> void:
 		if i < wagon_progress_offsets.size():
 			wagon_offset = wagon_progress_offsets[i]
 
-		var wagon_progress: float = train_progress - wagon_offset
+		var wagon_progress: float = train_progress - wagon_offset * _train_direction_sign
+		var segment_spacing: float = maxf(wagon_offset - previous_wagon_offset, 0.1)
 
 		var vehicle_progress: float = wrapf(wagon_progress, 0.0, total_length)
 		var center_position: Vector3 = to_global(curve.sample_baked(vehicle_progress, true))
-		var prog_forward: float = wrapf(vehicle_progress + 2.0, 0.0, total_length)
-		var forward_position: Vector3 = to_global(curve.sample_baked(prog_forward, true))
+		var zero_spacing_fix_weight: float = _get_zero_spacing_fix_weight(previous_progress, vehicle_progress, total_length)
+		if zero_spacing_fix_weight > 0.0:
+			var target_distance: float = _get_zero_spacing_target_distance(segment_spacing)
+			var corrected_progress: float = _find_zero_spacing_progress(previous_progress, previous_position, segment_spacing, target_distance, total_length)
+			vehicle_progress = _lerp_progress_on_track(vehicle_progress, corrected_progress, zero_spacing_fix_weight, total_length)
+			center_position = to_global(curve.sample_baked(vehicle_progress, true))
 
 		wagon.global_position = center_position
-		if center_position.distance_to(forward_position) > 0.01:
-			wagon.look_at(forward_position, Vector3.UP)
-			wagon.rotate_y(PI)
+		_orient_vehicle_to_track(wagon, vehicle_progress, total_length)
+
+		previous_progress = vehicle_progress
+		previous_position = center_position
+		previous_wagon_offset = wagon_offset
+
+func _orient_vehicle_to_track(vehicle: Node3D, progress: float, total_length: float) -> void:
+	if vehicle == null or curve == null or total_length <= 0.0:
+		return
+
+	var center_progress: float = wrapf(progress, 0.0, total_length)
+	var center_position: Vector3 = to_global(curve.sample_baked(center_progress, true))
+	var forward_progress: float = wrapf(center_progress + 2.0 * _train_direction_sign, 0.0, total_length)
+	var forward_position: Vector3 = to_global(curve.sample_baked(forward_progress, true))
+	if center_position.distance_to(forward_position) <= 0.01:
+		return
+
+	vehicle.look_at(forward_position, Vector3.UP)
+	vehicle.rotate_y(PI)
+
+func _get_zero_spacing_fix_weight(previous_progress: float, vehicle_progress: float, total_length: float) -> float:
+	var distance_to_zero: float = minf(
+		_get_progress_distance_to_zero(previous_progress, total_length),
+		_get_progress_distance_to_zero(vehicle_progress, total_length)
+	)
+	var full_fix_distance: float = maxf(TRACK_ZERO_SPACING_FIX_DISTANCE - TRACK_ZERO_SPACING_BLEND_DISTANCE, 0.0)
+	return 1.0 - smoothstep(full_fix_distance, TRACK_ZERO_SPACING_FIX_DISTANCE, distance_to_zero)
+
+func _get_progress_distance_to_zero(progress: float, total_length: float) -> float:
+	var wrapped_progress: float = wrapf(progress, 0.0, total_length)
+	return minf(wrapped_progress, total_length - wrapped_progress)
+
+func _get_zero_spacing_target_distance(segment_spacing: float) -> float:
+	return minf(maxf(segment_spacing * TRACK_ZERO_SPACING_TARGET_RATIO, TRACK_ZERO_SPACING_MIN_DISTANCE), segment_spacing)
+
+func _find_zero_spacing_progress(previous_progress: float, previous_position: Vector3, segment_spacing: float, minimum_distance: float, total_length: float) -> float:
+	var start_distance: float = minf(minimum_distance, segment_spacing)
+	var best_progress: float = wrapf(previous_progress - start_distance * _train_direction_sign, 0.0, total_length)
+	var search_limit: float = minf(maxf(segment_spacing, minimum_distance) + TRACK_ZERO_SPACING_SEARCH_EXTRA, total_length)
+	var search_distance: float = start_distance
+	var previous_search_distance: float = start_distance
+
+	while search_distance <= search_limit:
+		var candidate_progress: float = wrapf(previous_progress - search_distance * _train_direction_sign, 0.0, total_length)
+		var candidate_position: Vector3 = to_global(curve.sample_baked(candidate_progress, true))
+		best_progress = candidate_progress
+		if previous_position.distance_to(candidate_position) >= minimum_distance:
+			if is_equal_approx(search_distance, start_distance):
+				return candidate_progress
+
+			return _refine_zero_spacing_progress(
+				previous_progress,
+				previous_position,
+				previous_search_distance,
+				search_distance,
+				minimum_distance,
+				total_length
+			)
+
+		previous_search_distance = search_distance
+		search_distance += TRACK_ZERO_SPACING_SEARCH_STEP
+
+	return best_progress
+
+func _refine_zero_spacing_progress(previous_progress: float, previous_position: Vector3, min_search_distance: float, max_search_distance: float, minimum_distance: float, total_length: float) -> float:
+	var low_distance: float = min_search_distance
+	var high_distance: float = max_search_distance
+
+	for i in range(8):
+		var mid_distance: float = (low_distance + high_distance) * 0.5
+		var mid_progress: float = wrapf(previous_progress - mid_distance, 0.0, total_length)
+		var mid_position: Vector3 = to_global(curve.sample_baked(mid_progress, true))
+		if previous_position.distance_to(mid_position) >= minimum_distance:
+			high_distance = mid_distance
+		else:
+			low_distance = mid_distance
+
+	return wrapf(previous_progress - high_distance, 0.0, total_length)
+
+func _lerp_progress_on_track(from_progress: float, to_progress: float, weight: float, total_length: float) -> float:
+	var wrapped_delta: float = wrapf(to_progress - from_progress + total_length * 0.5, 0.0, total_length) - total_length * 0.5
+	return wrapf(from_progress + wrapped_delta * clampf(weight, 0.0, 1.0), 0.0, total_length)
 
 func _get_vehicle_length(vehicle: Node3D) -> float:
 	var bounds: AABB = _get_node_local_bounds(vehicle, vehicle)

core/daynight/environment_manager.gd

@@ -4,6 +4,15 @@ extends Node3D
 const NOISE_TEXTURE: Texture2D = preload("res://core/daynight/noise.tres")
 const WEATHER_SHADER: Material = preload("res://core/daynight/weather_overlay.tres")
 const DYNAMIC_ENVIRONMENT_UPDATES_PER_FRAME: int = 32 #how many update of the environment (apply materials) will be done per frame
+const FORCE_WEATHER_MATERIAL_PATH_PARTS: PackedStringArray = [
+	"/chunk/material/field.tres",
+	"/chunk/material/grassflat_chunk.tres",
+	"/chunk/material/path_chunk.tres",
+	"/chunk/material/railway_chunk.tres",
+	"/chunk/material/terrain.tres",
+	"/chunk/prop/house/house.tres",
+	"/chunk/prop/house/house_emissiv.tres",
+]
 
 @export var environment_config: EnvironmentConfig
 
@@ -157,9 +166,17 @@ func _restore_keyboard_action_events() -> void:
 	_blocked_keyboard_events_by_action.clear()
 
 func _on_tree_node_added(node: Node) -> void:
-	if node.is_in_group("wind_node") or node.is_in_group("weather_node") or node.is_in_group("weather_vegetables_node"):
+	if _should_queue_dynamic_environment_node(node):
 		_queue_dynamic_environment_node(node)
 
+func _should_queue_dynamic_environment_node(node: Node) -> bool:
+	if node.is_in_group("wind_node"):
+		return true
+	if node.is_in_group("weather_vegetables_node"):
+		return true
+
+	return node is Node3D
+
 func _queue_dynamic_environment_node(node: Node) -> void:
 	if not is_instance_valid(node):
 		return
@@ -205,7 +222,7 @@ func _apply_dynamic_environment_materials(node: Node) -> void:
 	if node.is_in_group("wind_node"):
 		_apply_wind_noise_to_node(node, NOISE_TEXTURE)
 
-	if node.is_in_group("weather_node") or node.is_in_group("weather_vegetables_node"):
+	if node is Node3D:
 		_apply_weather_overlay_to_node(node, _get_weather_overlay_material(node))
 
 	if _should_ignore_weather_overlay(node):
@@ -231,11 +248,9 @@ func _apply_wind_noise_to_node(node: Node, noise_tex: Texture2D) -> void:
 		_apply_wind_noise_to_node(child, noise_tex)
 
 func ApplyWeatherShaderToMaterials():
-	for node in get_tree().get_nodes_in_group("weather_node"):
-		_apply_weather_overlay_to_node(node, _get_weather_overlay_material(node))
-
-	for node in get_tree().get_nodes_in_group("weather_vegetables_node"):
-		_apply_weather_overlay_to_node(node, _get_weather_overlay_material(node))
+	var current_scene := get_tree().current_scene
+	if current_scene != null:
+		_apply_weather_overlay_to_node(current_scene, _get_weather_overlay_material(current_scene))
 
 func _get_weather_overlay_material(node: Node) -> Material:
 	if not node.is_in_group("weather_overlay_no_noise"):
@@ -255,13 +270,21 @@ func _apply_weather_overlay_to_node(node: Node, material: Material) -> void:
 		return
 
 	if node is GeometryInstance3D:
-		if _should_clear_weather_overlay(node) or _geometry_uses_alpha_texture(node):
+		if _geometry_should_never_receive_weather_overlay(node):
+			node.material_overlay = null
+		elif _should_clear_weather_overlay(node) and not _geometry_forces_weather_overlay(node):
+			node.material_overlay = null
+		elif _geometry_uses_alpha_texture(node) or _geometry_should_skip_weather_overlay(node):
 			node.material_overlay = null
 		else:
 			node.material_overlay = material
 
+	var child_material := _get_weather_overlay_material(node)
+	if child_material == WEATHER_SHADER and material == weather_shader_no_noise:
+		child_material = material
+
 	for child in node.get_children():
-		_apply_weather_overlay_to_node(child, material)
+		_apply_weather_overlay_to_node(child, child_material)
 
 func _clear_weather_overlay_from_node(node: Node) -> void:
 	if node is GeometryInstance3D:
@@ -289,11 +312,99 @@ func _geometry_uses_alpha_texture(node: GeometryInstance3D) -> bool:
 
 	return false
 
+func _geometry_should_never_receive_weather_overlay(node: GeometryInstance3D) -> bool:
+	if node is GPUParticles3D:
+		return true
+
+	var node_name := String(node.name).to_lower()
+	return node_name.contains("cloud") or node_name.contains("fog") or node_name.contains("godray")
+
+func _geometry_should_skip_weather_overlay(node: GeometryInstance3D) -> bool:
+	if _geometry_forces_weather_overlay(node):
+		return false
+	if _node_name_indicates_water(node):
+		return true
+
+	var has_material: bool = false
+	var all_materials_ignored: bool = true
+	var material_override := node.material_override
+	if material_override != null:
+		has_material = true
+		all_materials_ignored = all_materials_ignored and _material_ignores_weather_overlay(material_override)
+
+	if node is MeshInstance3D:
+		for surface_index in node.get_surface_override_material_count():
+			var surface_material: Material = node.get_surface_override_material(surface_index)
+			if surface_material == null:
+				continue
+
+			has_material = true
+			all_materials_ignored = all_materials_ignored and _material_ignores_weather_overlay(surface_material)
+
+		if node.mesh:
+			for surface_index in node.mesh.get_surface_count():
+				var mesh_material: Material = node.mesh.surface_get_material(surface_index)
+				if mesh_material == null:
+					continue
+
+				has_material = true
+				all_materials_ignored = all_materials_ignored and _material_ignores_weather_overlay(mesh_material)
+
+	return has_material and all_materials_ignored
+
+func _geometry_forces_weather_overlay(node: GeometryInstance3D) -> bool:
+	if _material_forces_weather_overlay(node.material_override):
+		return true
+
+	if node is MeshInstance3D:
+		for surface_index in node.get_surface_override_material_count():
+			if _material_forces_weather_overlay(node.get_surface_override_material(surface_index)):
+				return true
+
+		if node.mesh:
+			for surface_index in node.mesh.get_surface_count():
+				if _material_forces_weather_overlay(node.mesh.surface_get_material(surface_index)):
+					return true
+
+	return false
+
+func _material_forces_weather_overlay(material: Material) -> bool:
+	if material == null:
+		return false
+
+	var resource_path := material.resource_path.to_lower()
+	for path_part in FORCE_WEATHER_MATERIAL_PATH_PARTS:
+		if resource_path.contains(path_part):
+			return true
+
+	return false
+
+func _node_name_indicates_water(node: Node) -> bool:
+	var node_name := String(node.name).to_lower()
+	return node_name.begins_with("water") or node_name.contains("/water")
+
+func _material_ignores_weather_overlay(material: Material) -> bool:
+	if material == null:
+		return false
+
+	var resource_path := material.resource_path.to_lower()
+	if resource_path.contains("/water") or resource_path.contains("water_"):
+		return true
+	if resource_path.contains("/cloud/") or resource_path.contains("cloud"):
+		return true
+
+	var base_material := material as BaseMaterial3D
+	if base_material != null:
+		return base_material.transparency != BaseMaterial3D.TRANSPARENCY_DISABLED or base_material.albedo_color.a < 0.99
+
+	return false
+
 func _shader_material_uses_alpha_texture(material: ShaderMaterial) -> bool:
 	if material == null or material.shader == null:
 		return false
 
-	return material.shader.code.find("alpha_texture") != -1
+	var shader_code := material.shader.code
+	return shader_code.find("alpha_texture") != -1 or shader_code.find("ALPHA") != -1 or shader_code.find("opacity") != -1
 
 func _should_ignore_weather_overlay(node: Node) -> bool:
 	return node.is_in_group("weather_overlay_ignore")
@@ -316,8 +427,19 @@ func select_day_time(normalized_time: float) -> void:
 	#24:00		1.0000				3.0
 	
 	if normalized_time < environment_config.sunrise:
-		#Sunrise: night → morning
-		day_time = 3.0 + (normalized_time / environment_config.sunrise) * 1.0  # 3.0 → 4.0
+		#Sunrise: stay night → night to alba(afternoon) → alba to morning
+		var part = environment_config.sunrise / 3.0
+		if normalized_time < part:
+			# Stay Night
+			day_time = 3.0
+		elif normalized_time < part * 2.0:
+			# Night to Alba (Afternoon)
+			var t = (normalized_time - part) / part
+			day_time = 3.0 - (t * 1.0)  # 3.0 → 2.0
+		else:
+			# Alba (Afternoon) to Morning
+			var t = (normalized_time - part * 2.0) / part
+			day_time = 2.0 - (t * 1.0)  # 2.0 → 1.0
 	elif normalized_time < environment_config.day:
 		#Morning: morning → afternoon
 		var t: float =  (normalized_time - environment_config.sunrise) / (environment_config.day - environment_config.sunrise)
@@ -342,10 +464,17 @@ func _update_clouds_lighting(normalized_time: float) -> void:
 		return
 
 	if normalized_time < environment_config.sunrise:
-		# NOTTE / PRE-ALBA (Colori scuri, nessun rim light solare)
-		cloud_material.set_shader_parameter("cloud_color", Color("1a1c2e"))
-		cloud_material.set_shader_parameter("shadow_color", Color("0d0e17"))
-		cloud_material.set_shader_parameter("rim_color", Color("000000"))
+		var part = environment_config.sunrise / 3.0
+		if normalized_time < part * 2.0:
+			# NOTTE / PRE-ALBA (Colori scuri, nessun rim light solare)
+			cloud_material.set_shader_parameter("cloud_color", Color("1a1c2e"))
+			cloud_material.set_shader_parameter("shadow_color", Color("0d0e17"))
+			cloud_material.set_shader_parameter("rim_color", Color("000000"))
+		else:
+			# ALBA (uguale al tramonto)
+			cloud_material.set_shader_parameter("cloud_color", Color("fdf3e7"))
+			cloud_material.set_shader_parameter("shadow_color", Color("5c537a"))
+			cloud_material.set_shader_parameter("rim_color", Color("ff9e64"))
 		
 	elif normalized_time < environment_config.day:
 		# MATTINA / ALBA (Colori che iniziano a scaldarsi)

core/daynight/grass_leaves.gdshader

@@ -15,6 +15,8 @@ global uniform float global_snow_melt_speed = 0.1;
 global uniform float global_snow_amount = 0.0;
 global uniform vec4 global_snow_color = vec4(0.92, 0.96, 1.0, 1.0);
 global uniform float global_rain_intensity;
+const float GRASS_FULL_SNOW_START = 0.58;
+const float GRASS_FULL_SNOW_END = 0.86;
 
 // --- PARAMETRI ESTETICI ---
 uniform bool billboard_enabled = true; 
@@ -141,7 +143,7 @@ void fragment() {
 	float snow_mask = smoothstep(snow_start, 1.0, top_mask) * snow_amount * snow_visibility;
 	snow_mask *= step(0.01, snow_amount);
 	snow_mask = clamp(snow_mask, 0.0, 1.0);
-	float full_snow_mask = smoothstep(0.72, 1.0, snow_amount) * step(0.01, snow_visibility);
+	float full_snow_mask = smoothstep(GRASS_FULL_SNOW_START, GRASS_FULL_SNOW_END, snow_amount) * step(0.01, snow_visibility);
 	float final_snow_mask = max(snow_mask, full_snow_mask);
 	
 	vec3 snow_base_color = max(snow_color.rgb, global_snow_color.rgb);

core/daynight/tree_leaves.gdshader

@@ -13,6 +13,9 @@ global uniform float global_snow_melt_speed = 0.1;
 global uniform float global_snow_amount = 0.0;
 global uniform vec4  global_snow_color;
 global uniform float global_rain_intensity;
+const float LEAVES_FULL_SNOW_START = 0.96;
+const float LEAVES_FULL_SNOW_END = 1.0;
+const float LEAVES_TOP_SNOW_COVERAGE = 0.75;
 
 uniform sampler2D wind_noise : filter_linear_mipmap;
 uniform bool billboard_enabled = true;
@@ -108,9 +111,9 @@ void fragment() {
     float snow_amount = pow(get_snow_progress(), 0.55);
 
     float top_mask = 1.0 - shifted_uv.y;
-    float snow_mask = smoothstep(1.0 - snow_amount * 1.35, 1.08 - snow_amount * 1.35, top_mask) * snow_visibility;
+    float snow_mask = smoothstep(1.0 - snow_amount * LEAVES_TOP_SNOW_COVERAGE, 1.08 - snow_amount * LEAVES_TOP_SNOW_COVERAGE, top_mask) * snow_visibility;
     snow_mask *= step(0.01, snow_amount);
-    float full_snow_mask = smoothstep(0.78, 1.0, snow_amount) * clamp(snow_visibility, 0.0, 1.0);
+    float full_snow_mask = smoothstep(LEAVES_FULL_SNOW_START, LEAVES_FULL_SNOW_END, snow_amount) * clamp(snow_visibility, 0.0, 1.0);
     float final_snow_mask = max(snow_mask, full_snow_mask);
 
     float snow_light = mix(0.82, 1.0, max(v_shade_factor, 0.35));

core/daynight/weather_overlay.gdshader

@@ -17,6 +17,8 @@ global uniform float global_snow_cap_flatness_end  = 0.96;
 global uniform float global_snow_cap_noise_scale   = 0.22;
 global uniform float global_snow_cap_noise_strength = 0.18;
 const float SNOW_VISUAL_RESPONSE = 0.55;
+const float FULL_SNOW_VISUAL_START = 0.58;
+const float FULL_SNOW_VISUAL_END = 0.86;
 uniform bool snow_noise_enabled = true;
 uniform float snow_noise_scale : hint_range(0.01, 1.0) = 0.15;
 uniform float snow_edge_softness : hint_range(0.01, 0.5) = 0.2;
@@ -152,10 +154,12 @@ void fragment() {
     float flat_accumulation = smoothstep(0.0, 0.35, v_snow_cap_mask) * snow_accumulation;
     float snow_noise_mask = get_snow_noise_mask(world_pos, snow_progress);
     float snow_variation = mix(0.75, 1.15, noise_val);
-    float snow_coverage = clamp(mix(snow_progress * 0.35, snow_progress * snow_variation, snow_noise_mask) + flat_accumulation * 0.15, 0.0, 1.0);
+    float snow_coverage = clamp(mix(snow_progress * 0.55, snow_progress * snow_variation, snow_noise_mask) + flat_accumulation * 0.2, 0.0, 1.0);
     float snow_factor = max(snow_edge * snow_coverage, flat_accumulation);
     float snow_opacity = clamp(snow_factor, 0.0, 1.0);
     snow_opacity = max(snow_opacity, flat_accumulation * mix(0.45, 0.9, snow_noise_mask));
+    float full_snow_opacity = snow_edge * smoothstep(FULL_SNOW_VISUAL_START, FULL_SNOW_VISUAL_END, snow_progress);
+    snow_opacity = max(snow_opacity, full_snow_opacity);
 
     float shade = mix(-snow_color_variation, snow_color_variation, noise_val);
     vec3 snow_albedo = clamp(global_snow_color.rgb + vec3(shade), 0.0, 1.0);

core/game_menu/assets/page_3/play_button_2.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://kuqxyqwqdrq0"
+path="res://.godot/imported/play_button_2.png-c01ddb1aeca349285eb93a0bb8d21b97.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://core/game_menu/assets/page_3/play_button_2.png"
+dest_files=["res://.godot/imported/play_button_2.png-c01ddb1aeca349285eb93a0bb8d21b97.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

core/game_menu/assets/page_3/quit_button_2.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://diqsj3x0ftdo"
+path="res://.godot/imported/quit_button_2.png-a64c0ab5cbea6b10b86c94631528b175.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://core/game_menu/assets/page_3/quit_button_2.png"
+dest_files=["res://.godot/imported/quit_button_2.png-a64c0ab5cbea6b10b86c94631528b175.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

core/game_menu/assets/page_3/settings_button_2.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://c010wpjb66cmb"
+path="res://.godot/imported/settings_button_2.png-5ff07ad2e8705a51cc1173bc788b44c9.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://core/game_menu/assets/page_3/settings_button_2.png"
+dest_files=["res://.godot/imported/settings_button_2.png-5ff07ad2e8705a51cc1173bc788b44c9.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

core/game_menu/biome_picker.gd

@@ -16,11 +16,32 @@ func _ready():
 				$%TextureRect.show()
 			else:
 				$%TextureRect.hide()
-				TweenFX.breathe(self, 1)
 		
+
 func _on_pressed() -> void:
+	if locked: 
+		return
 	TweenFX.stop_all(self)
 	scale = Vector2.ONE
 	rotation = 0.0
 	modulate.a = 1.0
 	TweenFX.press_rotate(self)
+
+
+func _on_mouse_entered() -> void:
+	if locked: 
+		return
+	TweenFX.stop_all(self)
+	scale = Vector2.ONE
+	rotation = 0.0
+	modulate.a = 1.0
+	TweenFX.breathe(self, 1)
+
+
+func _on_mouse_exited() -> void:
+	if locked: 
+		return
+	TweenFX.stop_all(self)
+	scale = Vector2.ONE
+	rotation = 0.0
+	modulate.a = 1.0

core/game_menu/biome_picker.tscn

@@ -80,4 +80,6 @@ mouse_filter = 2
 texture = ExtResource("3_jqji0")
 expand_mode = 1
 
+[connection signal="mouse_entered" from="." to="." method="_on_mouse_entered"]
+[connection signal="mouse_exited" from="." to="." method="_on_mouse_exited"]
 [connection signal="pressed" from="." to="." method="_on_pressed"]

core/game_menu/page.gd

@@ -6,19 +6,28 @@ func _ready() -> void:
 	GameState.on_game_resumed.connect(_on_game_resumed)
 
 func show_page() -> void:
-	var tweens = find_children("*", "ContainerTween", true, false)
+	var tweens: Array[ContainerTween] = []
+	for child in find_children("*", "", true, false):
+		if child is ContainerTween:
+			tweens.append(child)
 	for tween in tweens:
 		tween.start_tween()
 	show()
 
 
 func hide_page() -> void:
-	var tweens = find_children("*", "ContainerTween", true, false)
+	var tweens: Array[ContainerTween] = []
+	for child in find_children("*", "", true, false):
+		if child is ContainerTween:
+			tweens.append(child)
 	for tween in tweens:
 		tween.stop_tween()
 	hide()
 
 func _on_game_resumed() -> void:
-	var tweens = find_children("*", "ContainerTween", true, false)
+	var tweens: Array[ContainerTween] = []
+	for child in find_children("*", "", true, false):
+		if child is ContainerTween:
+			tweens.append(child)
 	for tween in tweens:
 		tween.stop_tween()

core/game_menu/page_2_right.gd

@@ -0,0 +1,13 @@
+extends "res://core/game_menu/page_interactive.gd"
+
+@onready var coming_soon_texture = $%ComingSoonTexture
+
+func on_page_opened() -> void:
+	var anim = coming_soon_texture.texture
+	anim.current_frame = 0
+	anim.pause = false
+
+func on_page_closed() -> void:
+	var anim = coming_soon_texture.texture as AnimatedTexture
+	anim.pause = true
+	anim.current_frame = 0

core/game_menu/page_2_right.gd.uid

@@ -0,0 +1 @@
+uid://pkvsjrnsteuk

core/game_menu/page_2_right.tscn

@@ -1,6 +1,6 @@
 [gd_scene format=3 uid="uid://clno1ahv2byng"]
 
-[ext_resource type="Script" uid="uid://0yyr318wl7co" path="res://core/game_menu/page_interactive.gd" id="1_script"]
+[ext_resource type="Script" uid="uid://pkvsjrnsteuk" path="res://core/game_menu/page_2_right.gd" id="1_71v1w"]
 [ext_resource type="Texture2D" uid="uid://xfl3ks4dbfaw" path="res://core/game_menu/assets/page_2/achievements_text.png" id="3_4uwhd"]
 [ext_resource type="Texture2D" uid="uid://drwe2xcnp8vs1" path="res://core/game_menu/assets/page_2/2_dx.png" id="3_msl27"]
 [ext_resource type="PackedScene" uid="uid://bvw086glfpcba" path="res://core/game_menu/collectible_gallery.tscn" id="5_w0bcg"]
@@ -15,6 +15,7 @@
 
 [sub_resource type="AnimatedTexture" id="AnimatedTexture_0x02d"]
 frames = 5
+one_shot = true
 frame_0/texture = ExtResource("8_71v1w")
 frame_0/duration = 0.15
 frame_1/texture = ExtResource("9_g7kul")
@@ -36,7 +37,7 @@ offset_bottom = -506.0
 grow_horizontal = 2
 grow_vertical = 2
 mouse_filter = 2
-script = ExtResource("1_script")
+script = ExtResource("1_71v1w")
 
 [node name="PageBackground" type="TextureRect" parent="." unique_id=1387851649]
 layout_mode = 1
@@ -108,7 +109,8 @@ texture = ExtResource("7_71v1w")
 expand_mode = 1
 stretch_mode = 5
 
-[node name="TextureRect" type="TextureRect" parent="." unique_id=1942592146]
+[node name="ComingSoonTexture" type="TextureRect" parent="." unique_id=1942592146]
+unique_name_in_owner = true
 layout_mode = 0
 offset_left = 387.99997
 offset_top = 224.00002

core/game_menu/page_interactive.gd

@@ -6,9 +6,23 @@ func _ready() -> void:
 	manage_pageflip.connect(_on_manage_pageflip)
 
 func _on_manage_pageflip(give_control: bool) -> void:
-	var tweens = find_children("*", "ContainerTween", true, false)
+	var tweens: Array[ContainerTween] = []
+	for child in find_children("*", "", true, false):
+		if child is ContainerTween:
+			tweens.append(child)
 	for tween in tweens:
 		if give_control:
-			tween.start_tween()
-		else:
 			tween.stop_tween()
+		else:
+			tween.start_tween()
+
+	if give_control:
+		on_page_closed()
+	else:
+		on_page_opened()
+
+func on_page_opened() -> void:
+	pass
+
+func on_page_closed() -> void:
+	pass

core/game_menu/train_selector.gd

@@ -40,6 +40,7 @@ func _on_color_selected(selected_color_picker: TrainColorPicker, material_index:
 	for i in range(color_pickers.size()):
 		if color_pickers[i] == selected_color_picker:
 			_set_selected_color(i, material_index)
+			AchievementManager.unlock("ACH_CHANGE_TRAIN_COLOR")
 			break
 
 func _apply_train_color(color: Color, material_index: int, color_index: int = 0) -> void:

core/game_menu/train_selector.tscn

@@ -158,4 +158,8 @@ color = Color(0.9098039, 0.6, 0.5529412, 1)
 
 [node name="ContainerTween" parent="." unique_id=160227524 node_paths=PackedStringArray("targets") instance=ExtResource("10_i2rs1")]
 unique_name_in_owner = true
-targets = [null, NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker1"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker2"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker3"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker4"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker5"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker6"), null]
+targets = [NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker1"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker2"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker3"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker4"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker5"), NodePath("../TextureRect/MarginContainer/HBoxContainer/ColorPicker6")]
+
+[node name="ContainerTween2" parent="." unique_id=97219846 node_paths=PackedStringArray("targets") instance=ExtResource("10_i2rs1")]
+unique_name_in_owner = true
+targets = [NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker7"), NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker8"), NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker9"), NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker10"), NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker11"), NodePath("../TextureRect2/MarginContainer/HBoxContainer2/ColorPicker12")]

core/main_menu/sign.gd

@@ -12,10 +12,10 @@ func _ready() -> void:
 	mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
 	
 	#fix color
-	sub_viewport.use_hdr_2d = false
-	mat.albedo_texture_force_srgb = true
-	mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
-	mat.albedo_color = Color(0.85, 0.85, 0.85, 1.0)
+	#sub_viewport.use_hdr_2d = false
+	#mat.albedo_texture_force_srgb = true
+	#mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
+	#mat.albedo_color = Color(0.85, 0.85, 0.85, 1.0)
 	
 	quad_cartello.material_override = mat
 	

core/main_scene_ui/main_scene_ui.gd

@@ -28,8 +28,10 @@ var _ui_hidden = false
 var _photo_mode_mat_tween: Tween
 var _photo_mode_alpha_tween: Tween
 var _photo_mode_fold_tween: Tween
+var _game_menu_base_scale: Vector2
 
 func _ready() -> void:
+	_game_menu_base_scale = game_menu.scale
 	set_process_input(false)
 	GameState.on_enable_photo_mode_request.connect(_on_enable_photo_mode)
 	GameState.on_disable_photo_mode_request.connect(_on_disable_photo_mode)
@@ -86,13 +88,34 @@ func _on_photo_icon_button_pressed() -> void:
 	GameState.on_enable_photo_mode_request.emit()
 
 func _open_game_menu_on_page(tab_index: int) -> void:
+	if TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_IN) or TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_OUT):
+		return
 	GameState.pause_game()
 	game_menu.on_tab_pressed(tab_index, true)
 	game_menu_panel.show()
-	game_menu.scale = Vector2(1, 1)
+	game_menu.scale = _game_menu_base_scale
 	TweenFX.fold_in(game_menu)
+	
+	var book = BookAPI.get_current_book()
+	if is_instance_valid(book):
+		for slot in [book.get("_slot_1"), book.get("_slot_2")]:
+			if slot != null and slot.get_child_count() > 0:
+				var node = slot.get_child(-1)
+				if node.has_method("_on_manage_pageflip"):
+					node._on_manage_pageflip(false)
 
 func _on_resume_button_pressed() -> void:
+	if TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_IN) or TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_OUT):
+		return
+	
+	var book = BookAPI.get_current_book()
+	if is_instance_valid(book):
+		for slot in [book.get("_slot_1"), book.get("_slot_2")]:
+			if slot != null and slot.get_child_count() > 0:
+				var node = slot.get_child(-1)
+				if node.has_method("_on_manage_pageflip"):
+					node._on_manage_pageflip(true)
+					
 	var tween = TweenFX.fold_out(game_menu)
 	await tween.finished
 	game_menu_panel.hide()
@@ -113,6 +136,7 @@ func _on_time_of_day_row_on_option_changed(data: String) -> void:
 			pass
 
 func _on_weather_row_on_option_changed(data: String) -> void:
+	var weather_changed: bool = true
 	match data:
 		"Snow":
 			_snow = !_snow
@@ -129,9 +153,10 @@ func _on_weather_row_on_option_changed(data: String) -> void:
 		"Random":
 			pick_random_weather()
 		_:
-			pass
+			weather_changed = false
 	
-	AchievementManager.is_unlocked("ACH_CHANGE_METEO")
+	if weather_changed:
+		AchievementManager.unlock("ACH_CHANGE_METEO")
 
 func pick_random_weather() -> void:
 	var valid_buttons = []
@@ -214,7 +239,6 @@ func _on_photo_taken_finished() -> void:
 
 func _on_choo_choo_button_pressed() -> void:
 	UIEvents.toot_toot.emit(true)
-	AchievementManager.is_unlocked("ACH_CHANGE_TRAIN_COLOR")
 
 func _set_buttons_mouse_filter(ignore: bool) -> void:
 	var filter = Control.MOUSE_FILTER_IGNORE if ignore else Control.MOUSE_FILTER_STOP
@@ -229,6 +253,13 @@ func _set_buttons_mouse_filter(ignore: bool) -> void:
 	for btn in buttons:
 		if btn is Control:
 			btn.mouse_filter = filter
+			if ignore:
+				if btn.tooltip_text != "":
+					btn.set_meta("old_tooltip", btn.tooltip_text)
+					btn.tooltip_text = ""
+			else:
+				if btn.has_meta("old_tooltip"):
+					btn.tooltip_text = btn.get_meta("old_tooltip")
 
 func hide_ui() -> void:
 	_ui_hidden = true

core/steam_manager/achievement_manager.gd

@@ -6,6 +6,11 @@ extends Node
 const KNOWN := [
 	"ACH_CHANGE_METEO",
 	"ACH_CHANGE_TRAIN_COLOR",
+	"ACH_DISTANCE_100",
+	"ACH_DISTANCE_200",
+	"ACH_10_PHOTOS",
+	"ACH_10_TOOTTOOT",
+	"ACH_DISTANCE_1000"
 ]
 
 #how it works:

core/steam_manager/stats_manager.gd

@@ -13,6 +13,13 @@ const KNOWN := [
 	"stat_photo_number",
 	"stat_toottoot_number",
 ]
+const TIME_PLAYED_STAT: String = "stat_time_played"
+const DISTANCE_KM_STAT: String = "stat_distance_km"
+const STATS_STORE_INTERVAL_SECONDS: int = 60
+
+var _pending_time_played_seconds: float = 0.0
+var _pending_distance_km: float = 0.0
+var _stats_store_timer: float = 0.0
 
 #how it works:
 #func _on_match_finished(score: int) -> void:
@@ -25,10 +32,20 @@ const KNOWN := [
 
 func _ready() -> void:
 	if not SteamManager.is_on_steam:
+		set_process(false)
 		return
 
 	Steam.user_stats_stored.connect(_on_stats_stored)
 
+func _process(delta: float) -> void:
+	_pending_time_played_seconds += delta
+	_stats_store_timer += delta
+	if _stats_store_timer >= STATS_STORE_INTERVAL_SECONDS:
+		_flush_periodic_stats(false)
+
+func _exit_tree() -> void:
+	_flush_periodic_stats(true)
+
 func get_int(stat: String) -> int:
 	if not SteamManager.is_on_steam:
 		return 0
@@ -62,6 +79,14 @@ func add_int(stat: String, amount: int = 1) -> void:
 		return
 	set_int(stat, get_int(stat) + amount)
 
+func add_distance_km(distance_km: float) -> void:
+	if not SteamManager.is_on_steam:
+		return
+	if distance_km <= 0.0:
+		return
+
+	_pending_distance_km += distance_km
+
 func update_avg_rate(stat: String, count_this_session: float, session_length: float) -> void:
 	if not SteamManager.is_on_steam:
 		return
@@ -74,6 +99,32 @@ func store() -> void:
 	if not Steam.storeStats():
 		push_error("storeStats failed; data saved locally")
 
+#periodic stats incrementation; store data every 60 secs
+func _flush_periodic_stats(force_store: bool) -> void:
+	if not SteamManager.is_on_steam:
+		_pending_time_played_seconds = 0.0
+		_pending_distance_km = 0.0
+		_stats_store_timer = 0.0
+		return
+
+	var has_changes: bool = false
+
+	var whole_seconds: int = int(floor(_pending_time_played_seconds))
+	if whole_seconds > 0:
+		_pending_time_played_seconds -= float(whole_seconds)
+		add_int(TIME_PLAYED_STAT, whole_seconds)
+		has_changes = true
+
+	var whole_km: int = int(floor(_pending_distance_km))
+	if whole_km > 0:
+		_pending_distance_km -= float(whole_km)
+		add_int(DISTANCE_KM_STAT, whole_km)
+		has_changes = true
+
+	_stats_store_timer = 0.0
+	if has_changes and (force_store or whole_seconds > 0 or whole_km > 0):
+		store()
+
 #Development only: reset stats
 func reset_all(include_achievements: bool = false) -> void:
 	if not SteamManager.is_on_steam:

tgcc/chunk/railway/hero/chunk_railway_station_hero.tscn

@@ -154,8 +154,6 @@ buffer = PackedFloat32Array(0.09478149, -0.4699982, -0.8787032, -19.27537, -0.99
 [node name="chunk_railway_station_hero" unique_id=1726311377 node_paths=PackedStringArray("connection_left", "connection_right") groups=["railway_station", "weather_node"] instance=ExtResource("1_c8ljj")]
 script = ExtResource("9_5ow1i")
 chunk_type = 1
-est = true
-west = true
 have_lamppost = true
 connection_left = [NodePath("PaloLuce3/sx"), NodePath("PaloLuce2/sx"), NodePath("PaloLuce/sx")]
 connection_right = [NodePath("PaloLuce/dx"), NodePath("PaloLuce2/dx"), NodePath("PaloLuce3/dx")]

tgcc/main menu/distant_menu_world.tscn

@@ -0,0 +1,84 @@
+[gd_scene format=3 uid="uid://c7shevn0javuv"]
+
+[ext_resource type="Material" uid="uid://blqelpjvdv23j" path="res://tgcc/chunk/material/grassflat_chunk.tres" id="1_grass"]
+[ext_resource type="Material" uid="uid://c2x7xxweexmj" path="res://tgcc/chunk/material/field.tres" id="2_field"]
+[ext_resource type="Material" uid="uid://4xhpd6lust7w" path="res://tgcc/chunk/material/path_chunk.tres" id="3_path"]
+[ext_resource type="Material" uid="uid://cnu38m5dsy4uw" path="res://tgcc/chunk/material/terrain.tres" id="4_terrain"]
+[ext_resource type="Material" uid="uid://o31kp0jm07q3" path="res://tgcc/chunk/material/rocks.tres" id="7_rocks"]
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_ground"]
+size = Vector2(560, 360)
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_field_large"]
+size = Vector2(70, 95)
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_field_small"]
+size = Vector2(44, 62)
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_path_long"]
+size = Vector2(12, 340)
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_path_short"]
+size = Vector2(10, 120)
+
+[sub_resource type="SphereMesh" id="SphereMesh_tree_crown"]
+radius = 4.0
+height = 5.0
+radial_segments = 8
+rings = 4
+
+[node name="DistantMenuWorld" type="Node3D" unique_id=448788103]
+
+[node name="Ground" type="MeshInstance3D" parent="." unique_id=1769769010]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 20, -0.12, 250)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_ground")
+surface_material_override/0 = ExtResource("1_grass")
+
+[node name="BackDirt" type="MeshInstance3D" parent="." unique_id=441617212]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -155, -0.1, 235)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_field_large")
+surface_material_override/0 = ExtResource("4_terrain")
+
+[node name="FieldA" type="MeshInstance3D" parent="." unique_id=1168162022]
+transform = Transform3D(0.9659258, 0, -0.25881904, 0, 1, 0, 0.25881904, 0, 0.9659258, -90, -0.08, 175)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_field_large")
+surface_material_override/0 = ExtResource("2_field")
+
+[node name="FieldB" type="MeshInstance3D" parent="." unique_id=908374467]
+transform = Transform3D(0.8660254, 0, 0.5, 0, 1, 0, -0.5, 0, 0.8660254, 105, -0.08, 190)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_field_large")
+surface_material_override/0 = ExtResource("2_field")
+
+[node name="FieldC" type="MeshInstance3D" parent="." unique_id=725405179]
+transform = Transform3D(0.9063078, 0, -0.42261827, 0, 1, 0, 0.42261827, 0, 0.9063078, 160, -0.08, 305)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_field_small")
+surface_material_override/0 = ExtResource("2_field")
+
+[node name="FieldD" type="MeshInstance3D" parent="." unique_id=180749651]
+transform = Transform3D(0.9848077, 0, 0.17364818, 0, 1, 0, -0.17364818, 0, 0.9848077, -190, -0.08, 320)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_field_small")
+surface_material_override/0 = ExtResource("2_field")
+
+[node name="DistantRoadMain" type="MeshInstance3D" parent="." unique_id=979021818]
+transform = Transform3D(0.70710677, 0, -0.70710677, 0, 1, 0, 0.70710677, 0, 0.70710677, 5, -0.06, 240)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_path_long")
+surface_material_override/0 = ExtResource("3_path")
+
+[node name="DistantRoadCross" type="MeshInstance3D" parent="." unique_id=1994181739]
+transform = Transform3D(0.25881904, 0, 0.9659258, 0, 1, 0, -0.9659258, 0, 0.25881904, -20, -0.05, 220)
+cast_shadow = 0
+mesh = SubResource("PlaneMesh_path_short")
+surface_material_override/0 = ExtResource("3_path")
+
+[node name="RockPatch" type="MeshInstance3D" parent="." unique_id=12563390]
+transform = Transform3D(1, 0, 0, 0, 0.35, 0, 0, 0, 0.65, -15, 0.6, 350)
+cast_shadow = 0
+mesh = SubResource("SphereMesh_tree_crown")
+surface_material_override/0 = ExtResource("7_rocks")

tgcc/main menu/main_menu_test.gd

@@ -4,13 +4,27 @@ extends Node3D
 @export var play_departure_delay_seconds: float = 1.0
 @export var play_move_before_transition_seconds: float = 3.0
 @export var menu_train_whistle_volume_db: float = -12.0
+@export var prewarm_chunks_before_show: bool = true
 
 var _play_departure_started: bool = false
 
 @onready var _rail_path: Node = $rail
+@onready var _biome_generator: Node = $biome_generator
+@onready var _environment_manager: Node = $EnvironmentManager
 @onready var _option_menu: Control = $MainMenuUI/SubViewport/OptionMenu
 
 func _ready() -> void:
+	if prewarm_chunks_before_show:
+		visible = false
+		await get_tree().physics_frame
+		if not is_inside_tree():
+			return
+		if _biome_generator != null and _biome_generator.has_method("generate_initial_world_now"):
+			_biome_generator.generate_initial_world_now()
+		if _environment_manager != null and _environment_manager.has_method("flush_pending_environment_nodes"):
+			_environment_manager.flush_pending_environment_nodes()
+		visible = true
+
 	_stop_menu_train()
 	_configure_menu_train_whistle_volume()
 	_configure_play_transition_delay()

tgcc/main menu/main_menu_test.tscn

@@ -105,6 +105,10 @@
 [ext_resource type="Shader" uid="uid://bhqtjjs3emv7f" path="res://tgcc/main menu/godraysmenu.gdshader" id="103_g1vc5"]
 [ext_resource type="PackedScene" uid="uid://cp2vmysawnuql" path="res://tgcc/chunk/prop/sign/scene/signMenu.tscn" id="103_mrhmq"]
 [ext_resource type="Material" uid="uid://dljvvppsdbjd1" path="res://tgcc/chunk/material/glowplane.tres" id="104_mrhmq"]
+[ext_resource type="Texture2D" uid="uid://kuqxyqwqdrq0" path="res://core/game_menu/assets/page_3/play_button_2.png" id="106_5hxod"]
+[ext_resource type="Texture2D" uid="uid://c010wpjb66cmb" path="res://core/game_menu/assets/page_3/settings_button_2.png" id="107_cg70g"]
+[ext_resource type="Texture2D" uid="uid://diqsj3x0ftdo" path="res://core/game_menu/assets/page_3/quit_button_2.png" id="108_0hcuf"]
+[ext_resource type="PackedScene" path="res://tgcc/main menu/distant_menu_world.tscn" id="105_background"]
 
 [sub_resource type="ShaderMaterial" id="ShaderMaterial_00nq7"]
 render_priority = 0
@@ -176,13 +180,12 @@ metadata/_custom_type_script = "uid://brcimd12tx3dm"
 compositor_effects = Array[CompositorEffect]([SubResource("CompositorEffect_q52t1")])
 
 [sub_resource type="Curve3D" id="Curve3D_263ax"]
-closed = true
 bake_interval = 50.0
 _data = {
-"points": PackedVector3Array(0, 0, 0, 0, 0, 0, 3.5, 0, 0, 0, 0, 0, 0, 0, 0, 3.5, 0, 100, 0, 0, 0, 0, 0, 0, 2.961661, -0.009097099, -56.07381, 0, 0, 0, 0, 0, 0, 3.4848416, -0.013232231, -117.195526, 0, 0, 0, 0, 0, 0, 3.3488476, 0.0048189163, 176.55922, 0, 0, 0, 0, 0, 0, 1.7582202, 0.0118227005, 270.61703),
-"tilts": PackedFloat32Array(0, 0, 0, 0, 0, 0)
+"points": PackedVector3Array(0, 0, 0, 0, 0, 0, 3.0078363, -1.8119812e-05, -12.587097, 0, 0, 0, 0, 0, 0, 3.360159, -1.8119812e-05, -79.54889, 0, 0, 0, 0, 0, 0, 2.826539, -1.8119812e-05, -159.47318, 0, 0, 0, 0, 0, 0, 3.0367248, -1.8119812e-05, -269.20667),
+"tilts": PackedFloat32Array(0, 0, 0, 0)
 }
-point_count = 6
+point_count = 4
 
 [sub_resource type="PlaneMesh" id="PlaneMesh_00nq7"]
 
@@ -284,6 +287,8 @@ size = Vector2(600, 300)
 [node name="MainMenu" type="Node3D" unique_id=448381304]
 transform = Transform3D(-1, 0, -8.742278e-08, 0, 1, 0, 8.742278e-08, 0, -1, 0, 0, 0)
 script = ExtResource("1_4j5xl")
+play_departure_speed = 6.0
+menu_train_whistle_volume_db = -14.0
 
 [node name="EnvironmentManager" parent="." unique_id=1611939731 instance=ExtResource("1_2o8pc")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1.822516, 0, 1.9254212)
@@ -311,7 +316,7 @@ directional_shadow_mode = 0
 directional_shadow_max_distance = 200.0
 
 [node name="rail" type="Path3D" parent="." unique_id=28337754]
-transform = Transform3D(1.3113416e-07, 0, 1, 0, 1, 0, -1, 0, 1.3113416e-07, -47.25185, 1.7218199, 3.4257338)
+transform = Transform3D(1.3113416e-07, 0, 1, 0, 1, 0, -1, 0, 1.3113416e-07, 114.74815, 1.7218199, 3.4257479)
 curve = SubResource("Curve3D_263ax")
 script = ExtResource("7_5p27e")
 train_model = ExtResource("8_ljvyb")
@@ -322,14 +327,18 @@ wagon_gap = 0.6
 wagon_spacing_scale = 0.9
 train_start_mode = 2
 train_start_stop_index = 0
-train_start_position = 540.0
+train_start_position = 87.0
 train_start_after_delay = false
+train_facing_direction = 2
 sleepers_model = ExtResource("10_00nq7")
 fireworks_scene = ExtResource("11_aylkj")
 
 [node name="MainMap" parent="." unique_id=1895741703 instance=ExtResource("2_wbrya")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 63.069893, 0, -4.743943e-06)
 
+[node name="DistantMenuWorld" parent="." unique_id=1852904287 instance=ExtResource("105_background")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -117.95)
+
 [node name="MeshInstance3D" type="MeshInstance3D" parent="." unique_id=1523044435]
 transform = Transform3D(-80.07708, -1.0239479e-05, 4.277144e-13, 0, -2.9642006e-06, -64.80289, 1.2091303e-05, -67.813, 2.832624e-06, 308.45245, 59.279312, 332.5165)
 cast_shadow = 0
@@ -361,7 +370,7 @@ biome_list = Array[ExtResource("15_3blen")]([SubResource("Resource_n3osn")])
 entity_pool = ExtResource("78_xg6nk")
 entity_spawn_probability = 0.0
 max_entities_per_chunk = 0
-eye_line = 6
+eye_line = 7
 lamppost_max_wire_distance = 0.0
 lamppost_rail_clearance_distance = 3.0
 
@@ -494,12 +503,21 @@ offset_top = 6.0
 offset_bottom = -6.0
 theme_override_constants/separation = 64
 
+[node name="PlayButton" parent="MainMenuUI/SubViewport/OptionMenu/VBoxContainer" index="0" unique_id=1990327704]
+image = ExtResource("106_5hxod")
+
 [node name="ResumeButton" parent="MainMenuUI/SubViewport/OptionMenu/VBoxContainer" index="1" unique_id=635721927]
 visible = false
 
+[node name="SettingsButton" parent="MainMenuUI/SubViewport/OptionMenu/VBoxContainer" index="2" unique_id=1931222561]
+image = ExtResource("107_cg70g")
+
 [node name="SaveButton" parent="MainMenuUI/SubViewport/OptionMenu/VBoxContainer" index="3" unique_id=1161034414]
 visible = false
 
+[node name="QuitButton" parent="MainMenuUI/SubViewport/OptionMenu/VBoxContainer" index="4" unique_id=1804807896]
+image = ExtResource("108_0hcuf")
+
 [connection signal="input_event" from="Sign/QuadSign/Area3D" to="Sign" method="_on_area_3d_input_event"]
 
 [editable path="Fuji4"]

tgcc/main_scene.tscn

@@ -190,7 +190,7 @@ data = PackedByteArray("//vQZAAOhpd2PgtGR7JsJPfgYSYSJ6387g9rgIGKF+EZgxxoAM4TYIWm
 closed = true
 bake_interval = 60.0
 _data = {
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 "tilts": PackedFloat32Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
 }
 point_count = 93
@@ -205,9 +205,9 @@ compositor = SubResource("Compositor_mb5yv")
 rail_path = NodePath("../rail")
 biome_list = Array[ExtResource("6_jfe74")]([SubResource("Resource_3qrd0")])
 entity_pool = ExtResource("34_a2cst")
-entity_spawn_probability = 1.0
+entity_spawn_probability = 0.4
 max_entities_per_chunk = 5
-eye_line = 4
+eye_line = 7
 
 [node name="Terrain" type="MeshInstance3D" parent="." unique_id=219178561]
 visible = false
@@ -253,18 +253,6 @@ cameras = NodePath("../cameras")
 sleepers_model = ExtResource("46_lbmv2")
 fireworks_scene = ExtResource("47_q7p65")
 
-[node name="Marker3D" type="Marker3D" parent="rail" unique_id=1460318018]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -6.7581053, -1.6046681, 59.658325)
-
-[node name="Marker3D2" type="Marker3D" parent="rail" unique_id=131965864]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 127.14737, 0, 169.44846)
-
-[node name="Marker3D3" type="Marker3D" parent="rail" unique_id=492991547]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -91.191925, 0, 539.03174)
-
-[node name="Marker3D4" type="Marker3D" parent="rail" unique_id=1550097358]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -312.19193, 0, 349.03174)
-
 [node name="Control" type="Control" parent="." unique_id=630650980]
 visible = false
 layout_mode = 3

tgcc/map/main.tres

@@ -64,9 +64,9 @@ grad_intensity_night = 0.5
 fog_color_morning = Color(0.7490196, 0.8509804, 0.9490196, 1)
 fog_color_afternoon = Color(0.9823975, 0.8034449, 0.8778439, 1)
 fog_color_night = Color(0.18375358, 0.16627002, 0.3588226, 1)
-fog_density_morning = 0.01
-fog_density_afternoon = 0.01
-fog_density_night = 0.03
+fog_density_morning = 0.02
+fog_density_afternoon = 0.02
+fog_density_night = 0.02
 glow_morning = 0.4
 glow_night = 0.8
 enable_fog = true
@@ -78,8 +78,8 @@ lightning_min = 2
 lightning_max = 4
 lightning_scale_min = 2.0
 lightning_scale_max = 5.0
-godray_max_rain = 30
-godray_spawn_radius = 100.0
+godray_max_rain = 15
+godray_spawn_radius = 200.0
 godray_spawn_offset = Vector3(20, 80, 20)
 godray_rotation_degrees = Vector3(50, 30, 0)
 godray_scale = Vector3(2, 25, 50)