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52 lines
1.5 KiB
GDScript
52 lines
1.5 KiB
GDScript
extends RigidBody3D
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var _dir: float = 1.0 # -1.0 or 1.0
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var _distance: float = 10.0
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var _walk_spd: float = 100.0
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var _acceleration: float = 22.0
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var _is_on_floor: bool = false
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@onready var _forward := -transform.basis.z
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@onready var _collision_shape := $CollisionShape
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@onready var _material: StandardMaterial3D = $CollisionShape/MeshInstance3D.get_active_material(0)
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func _ready() -> void:
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if not _material:
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_material = StandardMaterial3D.new()
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$CollisionShape/MeshInstance3D.set_surface_override_material(0, _material)
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func _process(_delta: float) -> void:
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if _is_on_floor:
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_material.albedo_color = Color.WHITE
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else:
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_material.albedo_color = Color.RED
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func _integrate_forces(state: PhysicsDirectBodyState3D) -> void:
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var delta: float = state.step
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var velocity := (_forward * _dir * _walk_spd * delta) + (state.linear_velocity * Vector3.UP)
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state.linear_velocity = state.linear_velocity.move_toward(velocity, _acceleration * delta)
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if state.transform.origin.z < -_distance:
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_dir = -1.0
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if state.transform.origin.z > _distance:
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_dir = 1.0
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ground_check()
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func ground_check() -> void:
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var space_state: PhysicsDirectSpaceState3D = get_world_3d().direct_space_state
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var shape := PhysicsShapeQueryParameters3D.new()
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shape.transform = _collision_shape.global_transform
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shape.shape_rid = _collision_shape.shape.get_rid()
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shape.collision_mask = 2
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var result := space_state.get_rest_info(shape)
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if result:
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_is_on_floor = true
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else:
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_is_on_floor = false
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