Add mouse look

godot/project.godot

@@ -40,6 +40,7 @@ toggle_cli={
 "deadzone": 0.2,
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":167,"key_label":0,"unicode":167,"location":0,"echo":false,"script":null)
 , Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194332,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194343,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
 ]
 }
 

godot/scenes/map0.tscn

@@ -0,0 +1,25 @@
+[gd_scene format=3 uid="uid://7iooamjot1tg"]
+
+[ext_resource type="PackedScene" uid="uid://ct70bpbca8one" path="res://scenes/player.tscn" id="1_y4ph1"]
+
+[sub_resource type="PlaneMesh" id="PlaneMesh_1cgct"]
+
+[node name="map_0" type="Node3D" unique_id=1710628675]
+
+[node name="net_stats_label" type="NetStatsLabel" parent="." unique_id=1821474986]
+offset_left = 1.0
+offset_top = 497.0
+offset_right = 370.0
+offset_bottom = 649.0
+vertical_alignment = 2
+
+[node name="terrain" type="MeshInstance3D" parent="." unique_id=1474127252]
+transform = Transform3D(100, 0, 0, 0, 100, 0, 0, 0, 100, 0, 0, 0)
+mesh = SubResource("PlaneMesh_1cgct")
+
+[node name="player" parent="." unique_id=1910472598 instance=ExtResource("1_y4ph1")]
+look_sensitivity = 2.0
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.002088, 0)
+
+[node name="directional_light_3d" type="DirectionalLight3D" parent="." unique_id=793524416]
+transform = Transform3D(1, 0, 0, 0, 0.7274598, 0.6861503, 0, -0.6861503, 0.7274598, -5.1267624, 3.3997262, 3.715582)

godot/scenes/player.tscn

@@ -0,0 +1,18 @@
+[gd_scene format=3 uid="uid://ct70bpbca8one"]
+
+[sub_resource type="CapsuleMesh" id="CapsuleMesh_1cgct"]
+
+[sub_resource type="CapsuleShape3D" id="CapsuleShape3D_1cgct"]
+
+[node name="player" type="Player" unique_id=1910472598 node_paths=PackedStringArray("camera")]
+look_sensitivity = 1.0
+camera = NodePath("camera_3d")
+
+[node name="mesh_instance_3d" type="MeshInstance3D" parent="." unique_id=700336478]
+mesh = SubResource("CapsuleMesh_1cgct")
+
+[node name="collision_shape_3d" type="CollisionShape3D" parent="." unique_id=1110995513]
+shape = SubResource("CapsuleShape3D_1cgct")
+
+[node name="camera_3d" type="Camera3D" parent="." unique_id=1773137418]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.5391109, 0)

rust/src/lib.rs

@@ -5,6 +5,7 @@ use godot::prelude::*;
 pub mod game_manager;
 pub mod map_resource;
 pub mod net;
+pub mod player;
 pub mod ui;
 
 struct MyExtension;

rust/src/player.rs

@@ -0,0 +1,76 @@
+use std::f32::consts::PI;
+
+use godot::{
+    classes::{
+        Camera3D, CharacterBody3D, ICharacterBody3D, Input, InputEvent, InputEventMouseMotion,
+        input::MouseMode,
+    },
+    prelude::*,
+};
+
+use crate::ui::cli::CommandLinePanel;
+
+#[derive(GodotClass)]
+#[class(base=CharacterBody3D, init)]
+pub struct Player {
+    #[export]
+    look_sensitivity: f32,
+    #[export]
+    camera: Option<Gd<Camera3D>>,
+
+    locked: bool,
+
+    base: Base<CharacterBody3D>,
+}
+
+#[godot_api]
+impl ICharacterBody3D for Player {
+    fn ready(&mut self) {
+        if !CommandLinePanel::singleton().bind().opened {
+            self.set_lock(true);
+        }
+
+        CommandLinePanel::singleton()
+            .signals()
+            .on_open()
+            .connect_other(self, |s| s.set_lock(false));
+        CommandLinePanel::singleton()
+            .signals()
+            .on_close()
+            .connect_other(self, |s| {
+                s.set_lock(true);
+            });
+    }
+
+    fn process(&mut self, delta: f64) {}
+
+    fn input(&mut self, event: Gd<InputEvent>) {
+        if self.locked {
+            if let Ok(event) = event.try_cast::<InputEventMouseMotion>() {
+                let x = event.get_relative().x * 0.001 * self.look_sensitivity;
+                let y = event.get_relative().y * 0.001 * self.look_sensitivity;
+
+                if let Some(camera) = self.camera.as_mut() {
+                    let curr_rotation = camera.get_rotation();
+                    let x_rot =
+                        (curr_rotation.x - y * self.look_sensitivity).clamp(-PI / 2., PI / 2.);
+                    camera.set_rotation(Vector3::RIGHT * x_rot);
+                }
+
+                let y_rot = -x * self.look_sensitivity;
+                self.base_mut().rotate_y(y_rot);
+            }
+        }
+    }
+}
+
+impl Player {
+    fn set_lock(&mut self, locked: bool) {
+        self.locked = locked;
+        if self.locked {
+            Input::singleton().set_mouse_mode(MouseMode::CAPTURED);
+        } else {
+            Input::singleton().set_mouse_mode(MouseMode::VISIBLE);
+        }
+    }
+}

rust/src/ui/cli.rs

@@ -109,6 +109,11 @@ impl IPanel for CommandLinePanel {
     fn input(&mut self, event: Gd<InputEvent>) {
         if event.is_action_pressed("toggle_cli") {
             self.opened = !self.opened;
+            if self.opened {
+                self.signals().on_open().emit();
+            } else {
+                self.signals().on_close().emit();
+            }
             if let Some(input_field) = &mut self.input_field {
                 if self.opened {
                     input_field.grab_focus();
@@ -131,6 +136,10 @@ impl CommandLinePanel {
     pub fn on_join(port: String);
     #[signal]
     pub fn on_disconnect();
+    #[signal]
+    pub fn on_open();
+    #[signal]
+    pub fn on_close();
 
     pub fn singleton() -> Gd<CommandLinePanel> {
         get_autoload_by_name::<CanvasLayer>(CLI_GLOBAL_NAME)