92 lines
3.3 KiB
GDScript
92 lines
3.3 KiB
GDScript
extends State
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class_name CharacterState
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@export var character : CharacterBody3D
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@export var move_speed : float = 3
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@export var body_turn_speed : float = 3
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@export var turret_speed : float = 6.0
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@export var can_see : bool = true # indicates whether the character is able to see things in the state
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@export var poi_investigate : bool = false
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@export var poi_change_to_search : bool = false
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@export var poi_update_waypoint_immediately : bool = false
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var move_target
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var look_target
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func character_has_target():
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if character.player_last_seen != null:
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return true
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if character.point_of_interest != null:
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return true
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return false
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func update_move_target():
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if character.player_last_seen != null:
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return character.player_last_seen
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elif character.point_of_interest != null:
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return character.point_of_interest["point"]
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else:
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return character.global_position
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func search_on_lost_target():
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if !character.is_player_visible():
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Transitioned.emit(self,"attack")
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func move_target_adj(position):
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return Vector3(position.x,character.global_position.y,position.z)
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func rotate_to_face2D(object,target,target_offset_angle,delta,turn_speed):
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#to allow both nodes and positions to be passed to this function, test the target and use Vector3 coords
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var target_transformed
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if target == null:
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target_transformed = object.global_position
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elif target is Vector3:
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target_transformed = target
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elif target is Node3D:
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target_transformed = target.global_position
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var pos2d = Vector2(object.global_position.x,object.global_position.z)
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var target_pos2d = Vector2(target_transformed.x,target_transformed.z)
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var direction = (pos2d - target_pos2d)
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return lerp_angle(object.global_rotation.y,atan2(direction.x,direction.y) + deg_to_rad(target_offset_angle),delta * turn_speed)
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func rotate_to_face3D(object : Node3D,target,target_offset_angle : Vector3,delta : float,turn_speed : float):
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if target == null:
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return
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var target_positon
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if target is Vector3:
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target_positon = target
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else:
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target_positon = target.global_position
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var desired_rotation = object.global_transform.looking_at(target_positon,Vector3.UP).basis.get_euler()
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var current_rotation = object.global_rotation
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#Interpolate each axis
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current_rotation.x = lerp_angle(current_rotation.x,desired_rotation.x + target_offset_angle.x,delta * turn_speed)
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current_rotation.y = lerp_angle(current_rotation.y,desired_rotation.y + target_offset_angle.y,delta * turn_speed)
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current_rotation.z = lerp_angle(current_rotation.z,desired_rotation.z + target_offset_angle.z,delta * turn_speed)
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#clamp pitch
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var max_downward_pitch = deg_to_rad(85)
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var min_upward_pitch = deg_to_rad(-45)
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current_rotation.x = clamp(current_rotation.x,min_upward_pitch, max_downward_pitch)
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object.global_rotation = current_rotation
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func move_to_nav_point(delta):
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var destination = character.nav_agent.get_next_path_position()
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var local_destination = destination - character.global_position
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var new_velocity = local_destination.normalized() * move_speed
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character.nav_agent.set_velocity(new_velocity)
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character.global_rotation.y = rotate_to_face2D(character,destination,0,delta,body_turn_speed)
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func velocity_computed(safe_velocity):
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character.velocity = character.velocity.move_toward(safe_velocity,.25)
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func update_minimap(priority,duration,color):
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SignalBus.emit_signal("ui_minimap_point",character,character.global_position,1,duration,color)
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