Polish dialog and intro transitions

tests/test_intro_scene.gd

@@ -35,6 +35,8 @@ extends SceneTree
 #   R. #139 - no belt rock is laid down inside the visible screen
 #   S. #170 - the prologue opens on the PICTURE: the convoy is flying and the
 #      game is running for a few seconds before the guide says anything
+#   T. #183 - absorption whites out the full screen, teleports only once the
+#      cover is opaque, then reveals the fleet at the normal spawn
 
 var game_state: Node
 var scene: Node
@@ -45,6 +47,7 @@ var stage: int = 0
 var elapsed: float = 0.0
 var convoy_size: int = 0
 var skipped_props: Array = []
+var whiteout_mid_checked: bool = false
 
 
 func _initialize() -> void:
@@ -367,6 +370,14 @@ func _process(delta: float) -> bool:
 
 			# --- H. the vortex --------------------------------------
 			director._begin(director.Beat.VORTEX)
+			var fade: ColorRect = scene.get_node("FadeOverlay/FadeRect")
+			var viewport_size: Vector2 = scene.get_viewport().get_visible_rect().size
+			if fade.size.distance_to(viewport_size) > 1.0:
+				return _fail("whiteout is %s, viewport is %s" % [fade.size, viewport_size])
+			if fade.color.r < 0.99 or fade.color.g < 0.99 or fade.color.b < 0.99:
+				return _fail("the vortex transition is not white")
+			if fade.color.a > 0.01:
+				return _fail("the whiteout began fully opaque instead of fading in")
 			elapsed = 0.0
 			stage = 3
 			return false
@@ -374,6 +385,15 @@ func _process(delta: float) -> bool:
 			# Left to the director's own clock rather than ticked by hand:
 			# the vortex is a timed animation and driving it twice would not
 			# be the thing that ships.
+			if not whiteout_mid_checked and elapsed >= director.WHITEOUT_IN_SECONDS * 0.5:
+				whiteout_mid_checked = true
+				var mid_fade: ColorRect = scene.get_node("FadeOverlay/FadeRect")
+				if mid_fade.color.a <= 0.05 or mid_fade.color.a >= 0.95:
+					return _fail("whiteout did not gradually fade in (alpha %.2f)" % mid_fade.color.a)
+				if director.whiteout_teleported:
+					return _fail("fleet teleported before the screen was fully white")
+				if fleet.get_formation_origin().distance_to(director.DEFAULT_SPAWN) <= 1.0:
+					return _fail("fleet reached default spawn before full white")
 			if elapsed < 4.2:
 				return false
 			var alive: int = 0
@@ -386,6 +406,15 @@ func _process(delta: float) -> bool:
 				return _fail("the survivor is a %s, not the default interceptor" \
 					% fleet.ships[0].vessel_type)
 			print("the vortex took %d vessels and left one interceptor" % (convoy_size - 1))
+			if not director.whiteout_teleported:
+				return _fail("the screen reached white without teleporting the fleet")
+			if fleet.get_formation_origin().distance_to(director.DEFAULT_SPAWN) > 1.0:
+				return _fail("whiteout revealed the fleet at %s instead of default spawn %s" \
+					% [fleet.get_formation_origin(), director.DEFAULT_SPAWN])
+			var revealing: ColorRect = scene.get_node("FadeOverlay/FadeRect")
+			if revealing.color.a >= 0.99:
+				return _fail("screen stayed fully white after teleport")
+			print("whiteout hid the teleport to default spawn, then began revealing it")
 
 			# --- I. the handover ------------------------------------
 			director.finish()
@@ -426,6 +455,9 @@ func _process(delta: float) -> bool:
 				return _fail("the breach lens is still over the screen after the handover")
 			if is_instance_valid(director) and director.breach != null:
 				return _fail("the black hole outlived the prologue")
+			var finished_fade: ColorRect = scene.get_node("FadeOverlay/FadeRect")
+			if finished_fade.color.a > 0.001 or finished_fade.color.r > 0.001:
+				return _fail("intro left the shared fade overlay tinted white")
 			print("handover: flags clear, 1 interceptor, waves and rocks running, buttons back")
 			_drop_scene()
 			elapsed = 0.0