implement physics props

Scripts/Player/Player.gd

@@ -36,6 +36,17 @@ var walk_vel: Vector3 # Walking velocity
 var grav_vel: Vector3 # Gravity velocity 
 var jump_vel: Vector3 # Jumping velocity
 
+var throwForce = 2
+var followSpeed = 25.0
+var followDistance = 1.5
+var maxDistanceFromCamera = 5.0
+
+var heldObject: RigidBody3D
+var hrx: float = 0
+var hry: float = 0
+var hrz: float = 0
+
+@onready var interactRay = $Camera/Interact
 @onready var camera: Camera3D = $Camera
 
 func _ready() -> void:
@@ -102,6 +113,7 @@ func _unhandled_input(event: InputEvent) -> void:
 		camera_sens = 3
 
 func _physics_process(delta: float) -> void:
+	handle_holding_objects()
 	if (interact):
 		if Input.is_action_just_pressed(&"freeroam_jump"): jumping = true
 		elif Input.is_action_just_pressed(&"freeroam_crouch"): 
@@ -189,3 +201,37 @@ func _jump(delta: float) -> Vector3:
 		return jump_vel
 	jump_vel = Vector3.ZERO if is_on_floor() or is_on_ceiling_only() else jump_vel.move_toward(Vector3.ZERO, gravity * delta)
 	return jump_vel
+
+func set_held_object(body):
+	if body is RigidBody3D:
+		heldObject = body
+		hrx = heldObject.rotation.x
+		hry = heldObject.rotation.y
+		hrz = heldObject.rotation.z
+
+func drop_held_object():
+	heldObject = null
+	
+func throw_held_object():
+	var obj = heldObject
+	drop_held_object()
+	obj.apply_central_impulse(-camera.global_basis.z * throwForce * 10)
+
+func handle_holding_objects():
+	if Input.is_action_just_pressed("freeroam_throw_prop"):
+		if heldObject != null: throw_held_object()
+		
+	if Input.is_action_just_pressed("freeroam_pickup_prop"):
+		if heldObject != null: drop_held_object()
+		elif interactRay.is_colliding(): set_held_object(interactRay.get_collider())
+		
+	if heldObject != null:
+		var targetPos = camera.global_transform.origin + (camera.global_basis * Vector3(0, 0, -followDistance)) # 2.5 units in front of camera
+		var objectPos = heldObject.global_transform.origin
+		heldObject.linear_velocity = (targetPos - objectPos) * followSpeed
+		heldObject.rotation.x = hrx
+		heldObject.rotation.y = hry
+		heldObject.rotation.z = hrz
+		
+		if heldObject.global_position.distance_to(camera.global_position) > maxDistanceFromCamera:
+			drop_held_object()

Scripts/Player/Player.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=3 uid="uid://cdk6hwb4hi2wc"]
+[gd_scene load_steps=10 format=3 uid="uid://cdk6hwb4hi2wc"]
 
 [ext_resource type="Script" uid="uid://b0c02p6ckmpdq" path="res://Scripts/Player/Player.gd" id="1_2f8j2"]
 [ext_resource type="PackedScene" uid="uid://cd67bfok34xhy" path="res://Scenes/GUI/InGameMenu.tscn" id="2_0s4r2"]
@@ -7,6 +7,7 @@
 [ext_resource type="AudioStream" uid="uid://bfeslo2ldb40t" path="res://UI/Sounds/flashlight_size_change.wav" id="5_gfoho"]
 [ext_resource type="AudioStream" uid="uid://8uh608yamqpj" path="res://UI/Sounds/flashlight_on.wav" id="6_gfoho"]
 [ext_resource type="AudioStream" uid="uid://bwwl6h7uyog64" path="res://UI/Sounds/flashlight_off.wav" id="7_7v0xc"]
+[ext_resource type="Script" uid="uid://b1f0pnt5r8fbx" path="res://Scripts/Player/PropPusher.gd" id="8_7v0xc"]
 
 [sub_resource type="CapsuleShape3D" id="CapsuleShape3D_ejydr"]
 radius = 0.3
@@ -34,6 +35,10 @@ spot_range = 1000.0
 spot_angle = 30.0
 spot_angle_attenuation = 0.25
 
+[node name="Interact" type="RayCast3D" parent="Camera"]
+target_position = Vector3(0, 0, -2.5)
+hit_back_faces = false
+
 [node name="DebugMenu" parent="." instance=ExtResource("3_ejydr")]
 visible = false
 mouse_filter = 2
@@ -55,3 +60,8 @@ volume_db = -5.0
 [node name="FlashlightOffSFX" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("7_7v0xc")
 volume_db = -5.0
+
+[node name="PropPusher" type="Node" parent="." node_paths=PackedStringArray("controller")]
+script = ExtResource("8_7v0xc")
+controller = NodePath("..")
+enabled = true

Scripts/Player/PropPusher.gd

@@ -0,0 +1,14 @@
+extends Node
+
+@export var controller : CharacterBody3D
+@export_range(0.0, 500.0, 0.1) var force : float = 1
+@export var enabled : bool = false
+
+func _physics_process(_delta: float) -> void:
+	if enabled and controller.get_slide_collision_count() > 0:
+		var collision = controller.get_last_slide_collision()
+		if collision.get_collider() is RigidBody3D:
+			var direction = -collision.get_normal()
+			var speed = clamp(controller.velocity.length(), 1.0, 10.0)
+			var impulse_position = collision.get_position() - collision.get_collider().global_position
+			collision.get_collider().apply_impulse(direction * speed * force, impulse_position)

Scripts/Player/PropPusher.gd.uid

@@ -0,0 +1 @@
+uid://b1f0pnt5r8fbx