initial commit
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Derek
297
scripts/player.gd
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297
scripts/player.gd
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extends CharacterBody3D
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var speed
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var double_jump = true
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var gravity = 9.8
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var mouse_input : Vector2
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var rng = RandomNumberGenerator.new()
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@export_group("Player Movement")
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@export var WALK_SPEED = 7.0
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@export var SPRINT_SPEED = 15.0
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@export var JUMP_VELOCITY = 10
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@export var SENSITIVITY = .01
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@export var sensitivity_shift = true
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var start_sensitivity
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@export_subgroup("Head Bob & Gun Sway")
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@export var BOB_FREQ = 2.0
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@export var BOB_AMP = 0.08
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@export var t_bob = 1.0
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@export var weapon_holder : Node3D
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@export var weapon_sway_amount : float = 5
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@export var weapon_rotation_amount : float = 1
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@export_subgroup("FOV")
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@export var BASE_FOV : float = 80
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@export var FOV_CHANGE = 1.5
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@export_group("Gun")
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@export var gun : Node
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@onready var gun_ray = $Head/Camera3D/GunRay
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@onready var bullet_ray = $Head/Camera3D/BulletRay
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var instance_bullet
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var instance_casing
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var instance_mag
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var reloading = false
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var ammo
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var ammo_reserve
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var bullet_damage
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var def_weapon_holder_pos : Vector3
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var gun_folded = false
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var recoiling_fade = 0
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var bullet_destination
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var gun_fire_pitch_starting
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# Slow Down Variables
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const SLOWSPEED = .2
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const MAX_STAMINA = 1800
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const STAMINA_DRAIN = 100
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var remaining_stamina = MAX_STAMINA
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# Pickups
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var picked_up = false
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var picked_up_text
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var pickup_announce = load("res://assets/pickup_announce.tscn")
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var pickupmsg
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@onready var crosshair = $Head/Camera3D/Crosshair
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@onready var head = $Head
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@onready var camera = $Head/Camera3D
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@onready var world_environment = $"../WorldEnvironment"
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@onready var pickup_sound = $Audio/PickupSound
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@onready var ear_wind = $Audio/EarWind
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func _ready():
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Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
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#Set up gun variables
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def_weapon_holder_pos = weapon_holder.position
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ammo = gun.max_ammo
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ammo_reserve = gun.max_ammo * gun.start_mags
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bullet_damage = gun.bullet_damage
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start_sensitivity = SENSITIVITY
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gun_fire_pitch_starting = gun.audio_fire.pitch_scale
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func _unhandled_input(event):
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if event is InputEventMouseMotion:
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self.rotate_y(-event.relative.x * SENSITIVITY)
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camera.rotate_x(-event.relative.y * SENSITIVITY)
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camera.rotation.x = clamp(camera.rotation.x, deg_to_rad(-90), deg_to_rad(60))
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mouse_input = event.relative
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func _physics_process(delta):
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# Add the gravity.
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if not is_on_floor():
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velocity.y -= gravity * delta
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else:
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double_jump = true
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# Handle jump.
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if Input.is_action_just_pressed("jump") and is_on_floor():
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velocity.y += JUMP_VELOCITY
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elif Input.is_action_just_pressed("jump") and double_jump == true:
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velocity.y += JUMP_VELOCITY
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double_jump = false
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# Handle Sprint
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if Input.is_action_pressed("sprint") and is_on_floor():
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speed = SPRINT_SPEED
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else:
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speed = WALK_SPEED
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# Get the input direction and handle the movement/deceleration.
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var input_dir = Input.get_vector("move_left", "move_right", "move_up", "move_down")
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var direction = (self.transform.basis * Vector3(input_dir.x, 0, input_dir.y)).normalized()
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if is_on_floor():
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if direction:
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velocity.x = direction.x * speed
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velocity.z = direction.z * speed
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else:
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velocity.x = lerp(velocity.x, direction.x * speed, delta * 3.0)
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velocity.z = lerp(velocity.z, direction.z * speed, delta * 3.0)
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else:
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velocity.x = lerp(velocity.x, direction.x * speed, delta * 3.0)
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velocity.z = lerp(velocity.z, direction.z * speed, delta * 3.0)
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# Head bob
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t_bob += delta * velocity.length() * float(is_on_floor())
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camera.transform.origin = _headbob(t_bob)
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# FOV
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var velocity_clamped = clamp(velocity.length(), 0.5, SPRINT_SPEED * 2)
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var target_fov = BASE_FOV + FOV_CHANGE * velocity_clamped
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camera.fov = lerp(camera.fov, target_fov, delta * 8)
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# Land sound
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# Game Speed
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if Input.is_action_pressed("slow_down") and remaining_stamina >0:
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Engine.time_scale = lerp(0, 1, SLOWSPEED)
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gun.random_spread_amt = 0
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AudioServer.set_bus_effect_enabled(0,0,true)
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camera.fov = lerp(camera.fov, camera.fov * .98, delta * 100)
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if sensitivity_shift == true:
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SENSITIVITY = lerp(SENSITIVITY, SENSITIVITY * .999, delta * 100)
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if remaining_stamina >0:
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remaining_stamina -= 1000 * delta
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else:
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Engine.time_scale = 1
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gun.random_spread_amt = gun.random_spread_start
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AudioServer.set_bus_effect_enabled(0,0,false)
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if sensitivity_shift == true:
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camera.fov = lerp(camera.fov, BASE_FOV, delta * .5)
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SENSITIVITY = start_sensitivity
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if remaining_stamina < MAX_STAMINA:
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remaining_stamina += STAMINA_DRAIN * delta
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elif remaining_stamina > MAX_STAMINA * 1.01:
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remaining_stamina -= (STAMINA_DRAIN)/2 * delta
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# Reloading
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if Input.is_action_just_pressed("reload"):
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if ammo < gun.max_ammo and reloading == false and ammo_reserve > 0:
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reloading = true
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gun.anim_player.play("reload")
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gun.audio_reload.play()
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instance_mag = gun.mag.instantiate()
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await get_tree().create_timer(.28).timeout
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instance_mag.position = gun.mag_ejector.global_position
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instance_mag.transform.basis = gun.mag_ejector.global_transform.basis
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get_parent().add_child(instance_mag)
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if gun.anim_player.is_playing() and gun.anim_player.current_animation == "reload":
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if ammo == 0:
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ammo = 0
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else:
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ammo = 1
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if Input.is_action_pressed("inspect") and !gun.anim_player.is_playing():
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gun.anim_player.play("inspect")
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# Shooting
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if Input.is_action_pressed("shoot"):
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if ammo > 0:
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if !gun.anim_player.is_playing():
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ammo -= 1
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#RECOIL fix later to happen over a period of time
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camera.rotation.x = clamp(lerp(camera.rotation.x, camera.rotation.x + gun.recoil_amount, delta * 10), deg_to_rad(-90), deg_to_rad(60))
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#(ADD PLAYER KICK HERE. RELATIVE TO GUN POSITION)
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gun.audio_fire.pitch_scale = 1 + rng.randf_range(-.2,.2)
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gun.audio_fire.play()
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gun.anim_player.play("shoot")
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# shoot real bullet from camera
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if gun_folded == false:
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instance_bullet = gun.bullet.instantiate()
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instance_bullet.position = bullet_ray.global_position
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instance_bullet.transform.basis = bullet_ray.global_transform.basis
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instance_bullet.bullet_speed = gun.bullet_speed
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instance_bullet.bullet_drop = gun.bullet_drop
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instance_bullet.random_spread_amt = gun.random_spread_amt
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instance_bullet.gun = gun
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get_parent().add_child(instance_bullet)
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else:
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instance_bullet = gun.bullet.instantiate()
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instance_bullet.position = gun.barrel_raycast.global_position
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instance_bullet.transform.basis = gun.barrel_raycast.global_transform.basis
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instance_bullet.bullet_speed = gun.bullet_speed
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instance_bullet.bullet_drop = gun.bullet_drop
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instance_bullet.random_spread_amt = gun.random_spread_amt
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instance_bullet.gun = gun
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get_parent().add_child(instance_bullet)
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# Casing transform
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instance_casing = gun.casing.instantiate()
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instance_casing.position = gun.casing_ejector.global_position
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instance_casing.transform.basis = gun.casing_ejector.global_transform.basis
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get_parent().add_child(instance_casing)
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elif !gun.anim_player.is_playing():
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gun.anim_player.play("empty")
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gun.audio_empty.play()
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# Gun folding out of the way
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if gun_ray.is_colliding() and !gun_ray.get_collider().is_in_group("player"):
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#check distance to wall later ?
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gun.rotation = lerp(gun.rotation, Vector3(1, 1, -.25), delta * 10)
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gun.position = lerp(gun.position, Vector3(gun.start_position.x-.25,gun.start_position.y +.2,gun.start_position.z +.6),(delta*10))
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gun_folded = true
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elif !gun_ray.is_colliding():
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gun.rotation = lerp(gun.rotation, gun.start_rotation,delta*7)
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gun.position = lerp(gun.position, gun.start_position,delta*7)
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gun_folded = false
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move_and_slide()
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weapon_tilt(input_dir.x, delta)
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weapon_sway(delta)
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weapon_bob(velocity.length(), delta)
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func _headbob(time) -> Vector3:
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var pos = Vector3.ZERO
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pos.y = sin(time * BOB_FREQ) * BOB_AMP
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pos.x = cos(time * BOB_FREQ / 2) * BOB_AMP
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return pos
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func _on_pick_up_detection_body_entered(body):
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if body.pickupType == "stamina":
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pickupmsg = pickup_announce.instantiate()
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pickupmsg.pickuptext = "stamina"
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get_parent().add_child(pickupmsg)
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remaining_stamina += (body.rand_amt/100) * MAX_STAMINA
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pickup_sound.pitch_scale = 1 + rng.randf_range(-.3,.3)
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pickup_sound.play()
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body.queue_free()
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elif body.pickupType == "ammo":
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pickupmsg = pickup_announce.instantiate()
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pickupmsg.pickuptext = "ammo"
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get_parent().add_child(pickupmsg)
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ammo_reserve += int((body.rand_amt/100) * gun.max_ammo)
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picked_up = true
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picked_up_text = "ammo"
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pickup_sound.pitch_scale = 1 + rng.randf_range(-.3,.3)
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pickup_sound.play()
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body.queue_free()
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elif body.pickupType == "jump":
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pickupmsg = pickup_announce.instantiate()
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pickupmsg.pickuptext = "jump"
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get_parent().add_child(pickupmsg)
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double_jump = true
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picked_up = true
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picked_up_text = "double jump"
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pickup_sound.pitch_scale = 1 + rng.randf_range(-.3,.3)
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pickup_sound.play()
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body.queue_free()
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func _on_pick_up_magnet_body_entered(body):
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if body.is_in_group("pickup"):
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print("pickup")
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func weapon_tilt(input_x, delta):
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if weapon_holder:
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weapon_holder.rotation.z = lerp(weapon_holder.rotation.z, -input_x * weapon_rotation_amount * 10, 10 * delta)
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func weapon_sway(delta):
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mouse_input = lerp(mouse_input, Vector2.ZERO, 10 * delta)
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weapon_holder.rotation.x = lerp(weapon_holder.rotation.x, mouse_input.y * weapon_rotation_amount, 10 * delta)
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weapon_holder.rotation.y = lerp(weapon_holder.rotation.y, mouse_input.x * weapon_rotation_amount, 10 * delta)
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#crosshair.position.x = lerp(crosshair.position.x, mouse_input.x * 100, 2 * delta)
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#crosshair.size.x = lerp(crosshair.size.x, clamp((abs(mouse_input.x * 10) + abs(mouse_input.y) * 1000),0.0,100.0), 1 * delta)
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#crosshair.size.y = lerp(crosshair.size.y, clamp((abs(mouse_input.x * 10) + abs(mouse_input.y) * 1000),0.0,100.0), 1 * delta)
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func weapon_bob(vel : float, delta):
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if weapon_holder:
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if vel > 2 and is_on_floor():
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var bob_amount : float = 0.05
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var bob_freq : float = 0.01
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weapon_holder.position.y = lerp(weapon_holder.position.y, def_weapon_holder_pos.y + sin(Time.get_ticks_msec() * bob_freq) * bob_amount, 10 * delta)
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weapon_holder.position.x = lerp(weapon_holder.position.x, def_weapon_holder_pos.x + sin(Time.get_ticks_msec() * bob_freq) * bob_amount, 10 * delta)
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else:
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weapon_holder.position.y = lerp(weapon_holder.position.y, def_weapon_holder_pos.y, .1 * delta)
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weapon_holder.position.x = lerp(weapon_holder.position.x, def_weapon_holder_pos.x, .1 * delta)
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