23 lines
924 B
GDScript3
23 lines
924 B
GDScript3
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extends Node2D
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# Tracks which world chunks have been explored (fleet has come within
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# sensor range), so the world map can reveal only chunks actually visited
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# instead of the whole procedurally generated world at once. Writes
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# directly into GameState.explored_chunks (not a local dict) so this
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# history survives the Main.tscn <-> PlanetSurface.tscn scene swap, which
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# tears down and recreates this node from scratch each time.
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@export var sensor_radius_chunks: int = 1
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@onready var fleet: Node2D = get_node("../Fleet")
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func _process(_delta: float) -> void:
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var center_chunk: Vector2i = WorldGen.chunk_coords(fleet.get_centroid())
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for dx in range(-sensor_radius_chunks, sensor_radius_chunks + 1):
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for dy in range(-sensor_radius_chunks, sensor_radius_chunks + 1):
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GameState.explored_chunks[center_chunk + Vector2i(dx, dy)] = true
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func get_explored_chunks() -> Array:
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return GameState.explored_chunks.keys()
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