81 lines
2.9 KiB
GDScript
81 lines
2.9 KiB
GDScript
extends Node
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class_name StateWallCling
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var machine: MovementStateMachine
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var params: MovementParams:
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get: return machine.params
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var elapsed: float = 0.0
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var stamina: float = 0.0
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func enter(_data: Dictionary = {}) -> void:
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elapsed = 0.0
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stamina = params.wall_cling_max_stamina
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machine.register_chain_mechanic("wall_cling")
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# Kill most velocity but keep slight downward
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machine.player.velocity = Vector3.ZERO
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func exit() -> void:
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pass
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func update(delta: float) -> void:
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elapsed += delta
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stamina -= params.wall_cling_stamina_drain * delta
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var player := machine.player
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var vel: Vector3 = player.velocity
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# ── Slow slide down ───────────────────────────────────────────────────
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var slide_factor := 1.0 - (stamina / params.wall_cling_max_stamina) # 0→1 as stamina drains
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vel.x = 0.0
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vel.z = 0.0
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vel.y = params.wall_cling_slide_speed * (1.0 + slide_factor * 2.0)
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# Push into wall to maintain contact
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vel -= machine.wall_normal * 1.0
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player.velocity = vel
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player.move_and_slide()
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# ── Stamina depleted → fall ───────────────────────────────────────────
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if stamina <= 0.0:
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machine.wall_normal = Vector3.ZERO
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machine.wall_side = 0.0
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machine.switch_to("air")
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return
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# ── Jump off wall ─────────────────────────────────────────────────────
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if machine.input_jump_just_pressed and machine.jump_cooldown_timer <= 0.0:
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var push_dir := machine.wall_normal * params.wall_run_jump_off_normal
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player.velocity = Vector3(push_dir.x, params.jump_velocity, push_dir.z)
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machine.wall_normal = Vector3.ZERO
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machine.wall_side = 0.0
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machine.wall_cooldown_timer = 0.3
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machine.register_chain_mechanic("wall_cling_jump")
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machine.jump_cooldown_timer = params.jump_cooldown
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machine.switch_to("air")
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return
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# ── Re-enter wall run with movement input ─────────────────────────────
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if machine.input_dir.length() > 0.1:
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machine.switch_to("wall_run")
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return
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# ── Lost wall contact ─────────────────────────────────────────────────
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var wall := machine.detect_wall_horizontal()
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if wall == Vector3.ZERO:
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machine.wall_normal = Vector3.ZERO
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machine.wall_side = 0.0
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machine.switch_to("air")
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return
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# ── Hit floor ─────────────────────────────────────────────────────────
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if player.is_on_floor():
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machine.on_ground = true
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machine.wall_normal = Vector3.ZERO
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machine.wall_side = 0.0
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machine.switch_to("ground")
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