pandemonium_demo_projects/3d/truck_town/follow_camera.gd

46 lines
1.0 KiB
GDScript

extends Camera
export var min_distance = 2.0
export var max_distance = 4.0
export var angle_v_adjust = 0.0
var collision_exception = []
export var height = 1.5
func _ready():
# Find collision exceptions for ray.
var node = self
while(node):
if (node is RigidBody):
collision_exception.append(node.get_rid())
break
else:
node = node.get_parent()
# This detaches the camera transform from the parent spatial node.
set_as_toplevel(true)
func _physics_process(_delta):
var target = get_parent().get_global_transform().origin
var pos = get_global_transform().origin
var from_target = pos - target
# Check ranges.
if from_target.length() < min_distance:
from_target = from_target.normalized() * min_distance
elif from_target.length() > max_distance:
from_target = from_target.normalized() * max_distance
from_target.y = height
pos = target + from_target
look_at_from_position(pos, target, Vector3.UP)
# Turn a little up or down
var t = get_transform()
t.basis = Basis(t.basis[0], deg2rad(angle_v_adjust)) * t.basis
set_transform(t)