ladder kiiiiind of works

assets/ladder.tscn

@@ -1,8 +1,15 @@
-[gd_scene load_steps=6 format=3 uid="uid://cgo4qyul7ix5p"]
+[gd_scene load_steps=9 format=3 uid="uid://cgo4qyul7ix5p"]
 
+[ext_resource type="Script" path="res://scripts/ladder.gd" id="1_8cik3"]
 [ext_resource type="Texture2D" uid="uid://y7skmb07dvc7" path="res://assets/Models/latter1.albedo.png" id="1_sa5qp"]
 [ext_resource type="Texture2D" uid="uid://3imms57ifxed" path="res://assets/Models/ladder1.normal.png" id="2_sljvk"]
 
+[sub_resource type="ConvexPolygonShape3D" id="ConvexPolygonShape3D_a6qo5"]
+points = PackedVector3Array(-0.314334, -0.509434, -0.0955157, 3.70923, 0.496458, 0.0930522, 3.70923, 0.496458, -0.0955157, -0.314334, 0.496458, 0.0930522, 3.70923, -0.509434, 0.0930522, 3.70923, -0.509434, -0.0955157, -0.314334, 0.496458, -0.0955157, -0.314334, -0.509434, 0.0930522)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_gxu3i"]
+size = Vector3(1, 4.30298, 1.6582)
+
 [sub_resource type="StandardMaterial3D" id="StandardMaterial3D_oksqm"]
 resource_name = "ladder1"
 cull_mode = 2
@@ -47,8 +54,24 @@ blend_shape_mode = 0
 shadow_mesh = SubResource("ArrayMesh_4hcxi")
 
 [node name="Ladder" type="Node3D"]
+script = ExtResource("1_8cik3")
+
+[node name="StaticBody3D" type="StaticBody3D" parent="."]
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="StaticBody3D"]
+transform = Transform3D(3.57628e-07, 1, 7.54979e-08, 1, -3.57628e-07, -7.54979e-08, -7.54979e-08, 7.54979e-08, -1, 0, 0, 0)
+shape = SubResource("ConvexPolygonShape3D_a6qo5")
+
+[node name="Area3D" type="Area3D" parent="."]
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Area3D"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.70557, 0.329102)
+shape = SubResource("BoxShape3D_gxu3i")
 
 [node name="Ladder1" type="MeshInstance3D" parent="."]
 transform = Transform3D(3.57628e-07, 1, 7.54979e-08, 1, -3.57628e-07, -7.54979e-08, -7.54979e-08, 7.54979e-08, -1, 0, 0, 0)
 mesh = SubResource("ArrayMesh_meake")
 skeleton = NodePath("")
+
+[connection signal="body_entered" from="Area3D" to="." method="_on_area_3d_body_entered"]
+[connection signal="body_exited" from="Area3D" to="." method="_on_area_3d_body_exited"]

scenes/test_level_2v2.tscn

@@ -1465,6 +1465,9 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -56.263, 0.0535244, 52.2153)
 [node name="Ladder2" parent="." instance=ExtResource("33_0m4lq")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -56.263, 4.01174, 52.2153)
 
+[node name="Ladder3" parent="." instance=ExtResource("33_0m4lq")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -56.263, 7.95479, 52.2153)
+
 [node name="rat" parent="." instance=ExtResource("32_og4yo")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -10.123, 0.168887, 32.6325)
 

scripts/ladder.gd

@@ -0,0 +1,24 @@
+extends Node3D
+
+var is_climbing = false
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta):
+	pass
+
+
+func _on_area_3d_body_entered(body):
+	if body.is_in_group("player"):
+		is_climbing = true
+		body.lader_collide(is_climbing)
+
+ 
+func _on_area_3d_body_exited(body):
+	if body.is_in_group("player"):
+		is_climbing = false
+		body.lader_collide(is_climbing)

scripts/player.gd

@@ -4,6 +4,7 @@ extends CharacterBody3D
 var speed
 var double_jump = true
 var gravity = 9.8
+var default_gravity = gravity
 var mouse_input : Vector2
 
 var rng = RandomNumberGenerator.new()
@@ -277,6 +278,15 @@ func _on_pick_up_detection_body_entered(body):
 			level_control.gun_spawn(weapon_id)
 		
 
+func lader_collide(is_climbing):
+	
+	if is_climbing == true:
+		if Input.is_action_pressed("move_up"):
+			velocity.y += 5
+		gravity = 0.0
+	else:
+		gravity = default_gravity
+
 func _on_pick_up_magnet_body_entered(body):
 	if body.is_in_group("pickup") and body.is_in_group("magnet"):
 		body.player = self