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Implement easier steering

soundtrack
Ensar Sarajčić 2021-11-07 01:47:56 +01:00
parent 2597231387
commit ba630401b1
4 changed files with 31 additions and 9 deletions
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1
scenes/test_level.tscn
View File

@ -35,6 +35,7 @@ shape = SubResource( 3 )
[node name="buggy" parent="." instance=ExtResource( 1 )] [node name="buggy" parent="." instance=ExtResource( 1 )]
transform = Transform( 1.00456, 0, 0, 0, 1.00456, 0, 0, 0, 1.00456, -38.0928, 1.38435, -0.0872202 ) transform = Transform( 1.00456, 0, 0, 0, 1.00456, 0, 0, 0, 1.00456, -38.0928, 1.38435, -0.0872202 )
mass = 250.0 mass = 250.0
STEER_SPEED = 1.5
[node name="camera" type="Camera" parent="."] [node name="camera" type="Camera" parent="."]
transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.88022, 23.0639 ) transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.88022, 23.0639 )

37
vehicles/buggy.gd
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@ -1,11 +1,20 @@
extends VehicleBody extends VehicleBody
const STEER_SPEED = 1.5 export (float) var MAX_STEER_ANGLE = 25
const STEER_LIMIT = 0.4 export (float) var SPEED_STEER_ANGLE = 10
export (float) var MAX_STEER_SPEED = 100.0
export (float) var MAX_STEER_INPUT = 80.0
export (float) var STEER_SPEED = 1.0
var steer_target = 0 onready var max_steer_angle_rad: float = deg2rad(MAX_STEER_ANGLE)
onready var speed_steer_angle_rad: float = deg2rad(SPEED_STEER_ANGLE)
onready var max_steer_input_rad: float = deg2rad(MAX_STEER_INPUT)
export (Curve) var steer_curve = null
export (float) var MAX_ENGINE_FORCE = 100.0 var steer_target = 0.0
var steer_angle = 0.0
export (float) var MAX_ENGINE_FORCE = 50.0
export (float) var MAX_BRAKE_FORCE = 50.0 export (float) var MAX_BRAKE_FORCE = 50.0
export (float) var THROTTLE_POWER = 10000.0 export (float) var THROTTLE_POWER = 10000.0
export (float) var MAX_RPM_LOSS_PS = 3000.0 export (float) var MAX_RPM_LOSS_PS = 3000.0
@ -16,7 +25,7 @@ export (float) var final_drive = 3.38
export (float) var max_rpm = 7000 export (float) var max_rpm = 7000
export (float) var min_rpm = 900 export (float) var min_rpm = 900
export (float) var gear_switch_time = 0.2 export (float) var gear_switch_time = 0.2
export (Curve) var power_curve export (Curve) var power_curve = null
var clutch_position: float = 0.0 var clutch_position: float = 0.0
var rpm = 0 var rpm = 0
@ -104,9 +113,19 @@ func _physics_process(delta: float):
rrwheel.brake = handbrake * MAX_BRAKE_FORCE / 2 rrwheel.brake = handbrake * MAX_BRAKE_FORCE / 2
rlwheel.brake = handbrake * MAX_BRAKE_FORCE / 2 rlwheel.brake = handbrake * MAX_BRAKE_FORCE / 2
$Info.text = "Gear: %d, RPM: %.0f, TRPM: %.0f, Engine force: %.0f" % [ gear, rpm, transmission_rpm, engine_force ] var speed = wheel_rpm * 2.0 * PI * rrwheel.wheel_radius / 60.0 * 3600.0 / 1000.0
$Info.text = "Gear: %d, KPH: %.0f, RPM: %.0f, TRPM: %.0f, Engine force: %.0f" % [ gear, speed, rpm, transmission_rpm, engine_force ]
steer_target = Input.get_action_strength("steer_left") - Input.get_action_strength("steer_right") var steering_input = Input.get_action_strength("steer_left") - Input.get_action_strength("steer_right")
steer_target *= STEER_LIMIT if abs(steering_input) < 0.05:
steering_input = 0.0
elif steer_curve:
if steering_input < 0.0:
steering_input = -steer_curve.interpolate_baked(-steering_input)
else:
steering_input = steer_curve.interpolate_baked(steering_input)
steering = move_toward(steering, steer_target, STEER_SPEED * delta) var steer_speed_factor = clamp(speed / MAX_STEER_SPEED, 0.0, 1.0)
steer_angle = steering_input * lerp(max_steer_angle_rad, speed_steer_angle_rad, steer_speed_factor)
steering = steer_angle

1
vehicles/buggy.tscn
View File

@ -11,6 +11,7 @@ extents = Vector3( 0.521885, 0.334919, 1.78849 )
[node name="buggy" instance=ExtResource( 1 )] [node name="buggy" instance=ExtResource( 1 )]
script = ExtResource( 3 ) script = ExtResource( 3 )
STEER_SPEED = 1.5
power_curve = SubResource( 2 ) power_curve = SubResource( 2 )
[node name="chassis" parent="." index="0"] [node name="chassis" parent="." index="0"]

1
vehicles/buggy_test.tscn
View File

@ -8,6 +8,7 @@
data = PoolVector3Array( -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1 ) data = PoolVector3Array( -1, 1, 1, 1, 1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, -1, 1, 1, 1, -1, -1, 1, -1, 1, -1, -1, -1, 1, -1, -1, -1, -1, 1, -1, -1, 1, 1, 1, 1, 1, -1, 1, -1, 1, 1, 1, -1, 1, -1, -1, 1, -1, 1, -1, 1, -1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, -1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1, -1, -1, 1, 1, -1, 1, -1, 1, 1, -1, -1, -1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1, -1, -1, -1, -1 )
[node name="buggy" instance=ExtResource( 1 )] [node name="buggy" instance=ExtResource( 1 )]
STEER_SPEED = 1.5
[node name="Camera" type="Camera" parent="." index="7"] [node name="Camera" type="Camera" parent="." index="7"]
transform = Transform( -0.0903024, 0, -0.995914, 0, 1, 0, 0.995914, 0, -0.0903024, -3.4904, 1.22508, 0 ) transform = Transform( -0.0903024, 0, -0.995914, 0, 1, 0, 0.995914, 0, -0.0903024, -3.4904, 1.22508, 0 )