slide piece in realtime
Fabien Freling
parent
74de557b57
commit
bcb8dfe26f
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@ -10,6 +10,8 @@ export var width: int = 512
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export var height: int = 512
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export var difficulty: int = 10
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enum Direction { UP, DOWN, LEFT, RIGHT }
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var interpiece: int = 4
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var min_padding = 15
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var padding = Vector2(min_padding, min_padding)
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@ -21,6 +23,13 @@ var rng = RandomNumberGenerator.new()
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var current_animation_path: String = "AnimationPlayer/MockPiece:position"
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var swipe = Vector2(0, 0)
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var is_sliding = false
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var current_sliding_piece: Piece = null
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var current_origin = Vector2.ZERO
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var current_axis = Vector2.ZERO
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var current_slide = Vector2.ZERO
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var local_min_position = Vector2.ZERO
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var local_max_position = Vector2.ZERO
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func position_for_index(index: Vector2, size: int) -> Vector2:
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return padding + Vector2(index.x * (size + interpiece), index.y * (size + interpiece))
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@ -88,6 +97,9 @@ func _input(event):
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GameState.State.GAME_OVER:
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return
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#
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# Handle keyboard input
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#
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if event.is_action_pressed("ui_up"):
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move_piece(Direction.DOWN)
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if event.is_action_pressed("ui_down"):
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@ -97,21 +109,102 @@ func _input(event):
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if event.is_action_pressed("ui_right"):
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move_piece(Direction.LEFT)
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#
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# Handle touch input
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#
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if event is InputEventScreenDrag:
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# print("screen drag")
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swipe = event.relative
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if event is InputEventScreenTouch:
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if not event.pressed: # Touch released
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if not is_sliding:
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is_sliding = true
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current_slide = Vector2(0, 0)
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var angle = swipe.angle()
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if angle < PI / 4 and angle >= - PI / 4:
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move_piece(Direction.LEFT)
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if angle >= PI / 4 and angle < PI - PI / 4:
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move_piece(Direction.UP)
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if angle >= - PI + PI / 4 and angle < - PI / 4:
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move_piece(Direction.DOWN)
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if angle >= PI - PI / 4 or angle < -PI + PI / 4:
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move_piece(Direction.RIGHT)
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var direction = direction_for_angle(angle)
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debug_print_direction(direction)
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current_sliding_piece = sliding_piece_for_direction(direction)
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if current_sliding_piece != null:
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current_origin = current_sliding_piece.position
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current_axis = axis_for_direction(direction)
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var local_end_position = current_axis * (current_sliding_piece.size + interpiece)
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local_min_position = Vector2(min(0, local_end_position.x), min(0, local_end_position.y))
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local_max_position = Vector2(max(0, local_end_position.x), max(0, local_end_position.y))
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current_slide += swipe
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if current_sliding_piece != null:
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var delta = current_slide.project(current_axis)
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delta.x = clamp(delta.x, local_min_position.x, local_max_position.x)
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delta.y = clamp(delta.y, local_min_position.y, local_max_position.y)
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current_sliding_piece.position = current_origin + delta
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enum Direction { UP, DOWN, LEFT, RIGHT }
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if event is InputEventScreenTouch:
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# print("screen touch")
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if not event.pressed: # Touch released
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is_sliding = false
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# var angle = swipe.angle()
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# if angle < PI / 4 and angle >= - PI / 4:
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# move_piece(Direction.LEFT)
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# if angle >= PI / 4 and angle < PI - PI / 4:
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# move_piece(Direction.UP)
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# if angle >= - PI + PI / 4 and angle < - PI / 4:
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# move_piece(Direction.DOWN)
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# if angle >= PI - PI / 4 or angle < -PI + PI / 4:
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# move_piece(Direction.RIGHT)
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func debug_print_direction(direction: int):
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match direction:
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Direction.UP:
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print("Direction UP")
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Direction.DOWN:
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print("Direction DOWN")
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Direction.LEFT:
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print("Direction LEFT")
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Direction.RIGHT:
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print("Direction RIGHT")
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_:
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assert(false)
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func axis_for_direction(direction: int) -> Vector2:
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match direction:
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Direction.UP:
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return Vector2.UP
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Direction.DOWN:
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return Vector2.DOWN
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Direction.LEFT:
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return Vector2.LEFT
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Direction.RIGHT:
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return Vector2.RIGHT
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_:
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assert(false)
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return Vector2.ZERO
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func direction_for_angle(angle: float) -> int:
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if angle < PI / 4 and angle >= - PI / 4:
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return Direction.RIGHT
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if angle >= PI / 4 and angle < PI - PI / 4:
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return Direction.DOWN
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if angle >= - PI + PI / 4 and angle < - PI / 4:
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return Direction.UP
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if angle >= PI - PI / 4 or angle < -PI + PI / 4:
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return Direction.LEFT
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assert(false)
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return Direction.DOWN
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func sliding_piece_for_direction(direction) -> Piece:
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var destination: Vector2 = missing_piece
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match direction:
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Direction.UP:
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destination.y += 1
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Direction.DOWN:
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destination.y -= 1
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Direction.LEFT:
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destination.x += 1
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Direction.RIGHT:
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destination.x -= 1
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if (destination.x < 0 || destination.x >= columns
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|| destination.y < 0 || destination.y >= rows):
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print("impossible move")
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return null
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return pieces[destination.x][destination.y]
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func move_piece(direction) -> bool:
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var destination: Vector2 = missing_piece
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