mirror of
https://github.com/godotengine/godot-demo-projects.git
synced 2026-01-04 15:00:09 +01:00
79 lines
1.9 KiB
GDScript
79 lines
1.9 KiB
GDScript
extends RigidBody
|
|
|
|
const STATE_WALKING = 0
|
|
const STATE_DYING = 1
|
|
|
|
var prev_advance = false
|
|
var deaccel = 20.0
|
|
var accel = 5
|
|
var max_speed = 2
|
|
var rot_dir = 4
|
|
var rot_speed = 1
|
|
|
|
var dying = false
|
|
|
|
onready var gravity = ProjectSettings.get_setting("physics/3d/default_gravity") * ProjectSettings.get_setting("physics/3d/default_gravity_vector")
|
|
|
|
func _integrate_forces(state):
|
|
var delta = state.get_step()
|
|
var lv = state.get_linear_velocity()
|
|
var g = state.get_total_gravity()
|
|
# get_total_gravity returns zero for the first few frames, leading to errors.
|
|
if g == Vector3.ZERO:
|
|
g = gravity
|
|
|
|
lv += g * delta # Apply gravity.
|
|
var up = -g.normalized()
|
|
|
|
if dying:
|
|
state.set_linear_velocity(lv)
|
|
return
|
|
|
|
for i in range(state.get_contact_count()):
|
|
var cc = state.get_contact_collider_object(i)
|
|
var dp = state.get_contact_local_normal(i)
|
|
|
|
if cc:
|
|
if cc is preload("res://bullet.gd") and cc.enabled:
|
|
set_mode(MODE_RIGID)
|
|
dying = true
|
|
state.set_angular_velocity(-dp.cross(up).normalized() * 33.0)
|
|
get_node("AnimationPlayer").play("impact")
|
|
get_node("AnimationPlayer").queue("explode")
|
|
cc.enabled = false
|
|
get_node("SoundHit").play()
|
|
return
|
|
|
|
var col_floor = get_node("Armature/RayFloor").is_colliding()
|
|
var col_wall = get_node("Armature/RayWall").is_colliding()
|
|
|
|
var advance = col_floor and not col_wall
|
|
|
|
var dir = get_node("Armature").get_transform().basis[2].normalized()
|
|
var deaccel_dir = dir
|
|
|
|
if advance:
|
|
if dir.dot(lv) < max_speed:
|
|
lv += dir * accel * delta
|
|
deaccel_dir = dir.cross(g).normalized()
|
|
else:
|
|
if prev_advance:
|
|
rot_dir = 1
|
|
|
|
dir = Basis(up, rot_dir * rot_speed * delta).xform(dir)
|
|
get_node("Armature").set_transform(Transform().looking_at(-dir, up))
|
|
|
|
var dspeed = deaccel_dir.dot(lv)
|
|
dspeed -= deaccel * delta
|
|
if dspeed < 0:
|
|
dspeed = 0
|
|
|
|
lv = lv - deaccel_dir * deaccel_dir.dot(lv) + deaccel_dir * dspeed
|
|
|
|
state.set_linear_velocity(lv)
|
|
prev_advance = advance
|
|
|
|
|
|
func _die():
|
|
queue_free()
|