86 lines
3.2 KiB
GDScript
86 lines
3.2 KiB
GDScript
class_name WrappingManager extends Node
|
|
|
|
@export var dupFlags: int = 15
|
|
|
|
# Mirrored sprites for periodic boundary
|
|
var mirrors: Array
|
|
|
|
# Called when the node enters the scene tree for the first time.
|
|
func _ready() -> void:
|
|
await owner.ready
|
|
|
|
# add mirrors
|
|
for _i in range(3):
|
|
var dup = owner.collision.duplicate(dupFlags)
|
|
mirrors.append(dup)
|
|
owner.call_deferred("add_child", dup)
|
|
#for i in owner.get_groups():
|
|
# if not str(i).begins_with("_"):
|
|
# m.add_to_group(i)
|
|
if dup.has_method("duplicate_init"):
|
|
dup.duplicate_init()
|
|
|
|
_handle_wrapping()
|
|
|
|
func play_sprite(anim: String) -> void:
|
|
for m in mirrors:
|
|
m.get_node("Sprite").play(anim)
|
|
|
|
func _process(delta: float) -> void:
|
|
_handle_wrapping()
|
|
|
|
|
|
# Mirroring table:
|
|
# |---|---|---|---|
|
|
# | 4 | 3 | 4 | 3 |
|
|
# |---|===|===|---|
|
|
# | 1 ǁ 2 | 1 ǁ 2 |
|
|
# |---ǁ---|---ǁ---|
|
|
# | 4 ǁ 3 | 4 ǁ 3 |
|
|
# |---|===|===|---|
|
|
# | 1 | 2 | 1 | 2 |
|
|
# |---|---|---|---|
|
|
# If less than viewport size away from an edge, mirror over that edge (for seamless boundary)
|
|
# NOTE: For this to look correctly the camera size should be smaller than half the screen port (in
|
|
# any one dimension. Ideally, the difference between camera size and half the screen port is
|
|
# at least the size of the prey sprite)
|
|
func _handle_wrapping():
|
|
for m in mirrors:
|
|
m.global_rotation = owner.collision.global_rotation
|
|
|
|
# TODO: Assume viewport size << screen size and only draw according to GameManager.viewport_size
|
|
# Find corresponding section of the screen
|
|
if owner.collision.position.x < GameManager.screen_size.x/2 and owner.collision.position.y < GameManager.screen_size.y/2:
|
|
# Right
|
|
mirrors[0].global_position = owner.collision.global_position + Vector2(GameManager.extent.size.x, 0)
|
|
# Diag
|
|
mirrors[2].global_position = owner.collision.global_position + Vector2(GameManager.extent.size.x, GameManager.extent.size.y)
|
|
# Bottom
|
|
mirrors[1].global_position = owner.collision.global_position + Vector2(0, GameManager.extent.size.y)
|
|
|
|
|
|
elif owner.collision.position.x < GameManager.screen_size.x/2:
|
|
# Top
|
|
mirrors[0].global_position = owner.collision.global_position + Vector2(0, - GameManager.extent.size.y)
|
|
# Diag
|
|
mirrors[1].global_position = owner.collision.global_position + Vector2(GameManager.extent.size.x, - GameManager.extent.size.y)
|
|
# Right
|
|
mirrors[2].global_position = owner.collision.global_position + Vector2(GameManager.extent.size.x, 0)
|
|
|
|
|
|
elif owner.collision.position.y < GameManager.screen_size.y/2:
|
|
# Left
|
|
mirrors[0].global_position = owner.collision.global_position + Vector2(- GameManager.extent.size.x, 0)
|
|
# Bottom
|
|
mirrors[1].global_position = owner.collision.global_position + Vector2(0, GameManager.extent.size.y)
|
|
# Diag
|
|
mirrors[2].global_position = owner.collision.global_position + Vector2(- GameManager.extent.size.x, GameManager.extent.size.y)
|
|
|
|
else:
|
|
# Left
|
|
mirrors[0].global_position = owner.collision.global_position + Vector2(- GameManager.extent.size.x, 0)
|
|
# Diag
|
|
mirrors[1].global_position = owner.collision.global_position + Vector2(- GameManager.extent.size.x, - GameManager.extent.size.y)
|
|
# Top
|
|
mirrors[2].global_position = owner.collision.global_position + Vector2(0, - GameManager.extent.size.y)
|