Add office furniture and dim fire-lit horror atmosphere

tools/test_office_atmosphere.gd

@@ -0,0 +1,61 @@
+extends SceneTree
+
+func _initialize() -> void:
+	call_deferred("run_test")
+
+func run_test() -> void:
+	var world = load("res://scenes/main.tscn").instantiate()
+	root.add_child(world)
+	var office = world.get_node("OfficeAtmosphere")
+	assert(get_nodes_in_group("office_props").size() == 6)
+	var desks := 0
+	var chairs := 0
+	for prop in get_nodes_in_group("office_props"):
+		if prop.name.begins_with("OfficeDesk"):
+			desks += 1
+		if prop.name.begins_with("OfficeChair"):
+			chairs += 1
+		assert(prop.collision_layer == 1)
+	assert(desks == 2 and chairs == 3)
+	print("PASS: due scrivanie, tre sedie, bidone con collisioni")
+	var flames = office.get_node("FireBarrel/BarrelFlames")
+	assert(flames is CPUParticles3D and flames.amount == 28 and flames.emitting)
+	assert(office.fire_light.shadow_enabled)
+	for i in 100:
+		office._process(0.016)
+		assert(office.fire_light.light_energy >= office.FIRE_MIN and office.fire_light.light_energy <= office.FIRE_MAX)
+	print("PASS: fiamme CPU leggere e flicker continuo entro limiti")
+	var lights: Array[Node] = world.find_children("*", "OmniLight3D", true, false)
+	assert(lights.size() == 4) # due lampade, bidone, muzzle flash
+	assert(world.find_children("DeskLampLight", "OmniLight3D", true, false).size() == 2)
+	for node in world.get_children():
+		assert(not node is OmniLight3D) # nessuna plafoniera
+		if node is WorldEnvironment:
+			assert(node.environment.ambient_light_energy <= 0.15)
+	print("PASS: plafoniera rimossa, ambient basso e quattro luci totali")
+	await physics_frame
+	await physics_frame
+	var space = world.get_world_3d().direct_space_state
+	# Cardinal routes from windows to center remain free at zombie torso height.
+	for edge in [Vector3(0, 0.8, -8), Vector3(0, 0.8, 8), Vector3(-8, 0.8, 0), Vector3(8, 0.8, 0)]:
+		var q := PhysicsRayQueryParameters3D.create(edge, Vector3(0, 0.8, 0), 1)
+		q.exclude = [world.player.get_rid()]
+		assert(space.intersect_ray(q).is_empty())
+	var q := PhysicsRayQueryParameters3D.create(Vector3(-5, 0.5, -2), Vector3(-5, 0.5, -4), 1)
+	assert(not space.intersect_ray(q).is_empty())
+	print("PASS: corridoi cardinali liberi, scrivanie bloccano fisicamente")
+	if "--screenshot" in OS.get_cmdline_user_args():
+		world.player.set_physics_process(false)
+		world.player.position = Vector3(0, 0.1, 0)
+		world.player.camera.rotation.x = -0.08
+		for i in 3:
+			if i == 2:
+				world.player.look_at(Vector3(-4, 0.1, 4))
+			else:
+				world.player.rotation.y = -PI * 0.25 if i == 0 else PI * 0.25 + PI
+			await create_timer(0.4).timeout
+			await RenderingServer.frame_post_draw
+			root.get_texture().get_image().save_png("/tmp/zombie-office-%d.png" % i)
+	world.queue_free()
+	await process_frame
+	quit()