LaserGun without collisions

godot/Scenes/Characters/first_person_player.tscn

@@ -1,4 +1,6 @@
-[gd_scene load_steps=3 format=3 uid="uid://d38w4ae3qj0k4"]
+[gd_scene load_steps=4 format=3 uid="uid://d38w4ae3qj0k4"]
+
+[ext_resource type="PackedScene" uid="uid://ciex3x7rhv1bx" path="res://Scenes/Weapons/steampunk_rifle.tscn" id="1_i6keg"]
 
 [sub_resource type="CapsuleMesh" id="CapsuleMesh_ky6st"]
 
@@ -19,3 +21,6 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.578545, 0)
 
 [node name="Camera" type="Camera3D" parent="Head"]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.1, 0)
+
+[node name="Steampunk Rifle" parent="Head/Camera" instance=ExtResource("1_i6keg")]
+transform = Transform3D(1, 0, 0, 0, 0.998135, -0.0610485, 0, 0.0610485, 0.998135, 0.19, -0.18, -0.55)

godot/Scenes/Levels/world.tscn

@@ -1,9 +1,9 @@
 [gd_scene load_steps=18 format=3 uid="uid://coue2qehpn4fr"]
 
-[ext_resource type="Texture2D" path="res://Assets/Textures/Sky.png" id="1_mnexj"]
-[ext_resource type="Texture2D" path="res://Assets/Textures/Black.png" id="2_fkwcn"]
-[ext_resource type="Texture2D" path="res://Assets/Textures/Orange.png" id="3_ux02w"]
-[ext_resource type="Texture2D" path="res://Assets/Textures/Green.png" id="4_wp15n"]
+[ext_resource type="Texture2D" uid="uid://dujfl12rge3p4" path="res://Assets/Textures/Sky.png" id="1_mnexj"]
+[ext_resource type="Texture2D" uid="uid://b8n5rff2a8h2u" path="res://Assets/Textures/Black.png" id="2_fkwcn"]
+[ext_resource type="Texture2D" uid="uid://lpbttkw7gpxj" path="res://Assets/Textures/Orange.png" id="3_ux02w"]
+[ext_resource type="Texture2D" uid="uid://di3uyny341483" path="res://Assets/Textures/Green.png" id="4_wp15n"]
 [ext_resource type="PackedScene" uid="uid://d38w4ae3qj0k4" path="res://Scenes/Characters/first_person_player.tscn" id="5_8ctht"]
 
 [sub_resource type="PanoramaSkyMaterial" id="PanoramaSkyMaterial_6c4vd"]

godot/Scenes/Weapons/bullet.tscn

@@ -0,0 +1,19 @@
+[gd_scene load_steps=3 format=3 uid="uid://do601jl7p1u22"]
+
+[sub_resource type="BoxMesh" id="BoxMesh_ibwn0"]
+size = Vector3(0.05, 0.05, 1)
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_2qdhl"]
+albedo_color = Color(1, 0.764706, 0.294118, 1)
+emission_enabled = true
+emission = Color(0.568627, 1, 0.313726, 1)
+emission_energy_multiplier = 5.0
+
+[node name="Bullet" type="Bullet"]
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="."]
+mesh = SubResource("BoxMesh_ibwn0")
+surface_material_override/0 = SubResource("StandardMaterial3D_2qdhl")
+
+[node name="RayCast3D" type="RayCast3D" parent="."]
+target_position = Vector3(0, 0, -0.6)

godot/Scenes/Weapons/steampunk_rifle.tscn

@@ -0,0 +1,36 @@
+[gd_scene load_steps=4 format=3 uid="uid://ciex3x7rhv1bx"]
+
+[ext_resource type="PackedScene" uid="uid://bkskefixbe2cw" path="res://Assets/Models/Weapons/Steampunk Rifle.glb" id="1_0bnv5"]
+
+[sub_resource type="Animation" id="Animation_20uwx"]
+resource_name = "Shoot"
+length = 0.1
+step = 0.01
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Node:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 0.01, 0.1),
+"transitions": PackedFloat32Array(1, 1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, 0, 0.05), Vector3(0, 0, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_113bo"]
+_data = {
+"Shoot": SubResource("Animation_20uwx")
+}
+
+[node name="Steampunk Rifle" instance=ExtResource("1_0bnv5")]
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="." index="1"]
+libraries = {
+"": SubResource("AnimationLibrary_113bo")
+}
+
+[node name="RayCast3D" type="RayCast3D" parent="." index="2"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1.10108)
+target_position = Vector3(0, 0, -1)

godot/bullet.tscn

@@ -0,0 +1,19 @@
+[gd_scene load_steps=3 format=3 uid="uid://bt0551kcc5tw4"]
+
+[sub_resource type="BoxMesh" id="BoxMesh_ibwn0"]
+size = Vector3(0.05, 0.05, 1)
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_2qdhl"]
+albedo_color = Color(1, 0.764706, 0.294118, 1)
+emission_enabled = true
+emission = Color(0.568627, 1, 0.313726, 1)
+emission_energy_multiplier = 5.0
+
+[node name="Bullet" type="Bullet"]
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="."]
+mesh = SubResource("BoxMesh_ibwn0")
+surface_material_override/0 = SubResource("StandardMaterial3D_2qdhl")
+
+[node name="RayCast3D" type="RayCast3D" parent="."]
+target_position = Vector3(0, 0, -0.6)

godot/project.godot

@@ -49,6 +49,11 @@ jump={
 }
 escape={
 "deadzone": 0.5,
-"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194305,"key_label":0,"unicode":0,"echo":false,"script":null)
+"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":4194305,"key_label":0,"unicode":0,"echo":false,"script":null)
+]
+}
+shoot={
+"deadzone": 0.5,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":1,"position":Vector2(351, 9),"global_position":Vector2(355, 50),"factor":1.0,"button_index":1,"canceled":false,"pressed":true,"double_click":false,"script":null)
 ]
 }

src/Bullet.cpp

@@ -0,0 +1,22 @@
+#include "Bullet.h"
+
+using namespace godot;
+
+namespace blitz {
+
+static constexpr float BULLET_SPEED = 40.0f;
+
+void Bullet::_bind_methods() {}
+
+Bullet::Bullet() {}
+
+Bullet::~Bullet() {}
+
+void Bullet::_ready() {}
+
+void Bullet::_physics_process(float a_Delta) {
+	Vector3 movement = Vector3(0, 0, -BULLET_SPEED) * a_Delta;
+	set_position(get_transform().xform(movement));
+}
+
+}  // namespace blitz

src/Bullet.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <godot_cpp/classes/node3d.hpp>
+
+namespace blitz {
+class Bullet : public godot::Node3D {
+	GDCLASS(Bullet, godot::Node3D)
+  protected:
+	static void _bind_methods();
+
+  public:
+	Bullet();
+	~Bullet();
+
+	void _ready();
+	void _physics_process(float delta);
+};
+
+}  // namespace blitz

src/FirstPersonPlayer.cpp

@@ -4,6 +4,7 @@
 #include <godot_cpp/classes/input.hpp>
 #include <godot_cpp/classes/input_event_mouse_motion.hpp>
 #include <godot_cpp/classes/input_map.hpp>
+#include <godot_cpp/classes/resource_loader.hpp>
 #include <godot_cpp/core/math.hpp>
 
 using namespace godot;
@@ -32,6 +33,7 @@ static constexpr float FOV_TRANSITION = 8.0f;
 static constexpr float MIN_FOV_VELOCITY = 0.5;
 static constexpr float MAX_FOV_VELOCITY = SPRINT_SPEED * 2.0f;
 
+
 void FirstPersonPlayer::_bind_methods() {}
 
 FirstPersonPlayer::FirstPersonPlayer() : m_BobTime(0) {}
@@ -47,6 +49,14 @@ void FirstPersonPlayer::_ready() {
 	DEV_ASSERT(m_Head);
 	m_Camera = Object::cast_to<Camera3D>(m_Head->find_child("Camera"));
 	DEV_ASSERT(m_Camera);
+	m_WeaponAnimation = Object::cast_to<AnimationPlayer>(find_child("AnimationPlayer"));
+	DEV_ASSERT(m_WeaponAnimation);
+	m_GunBarrel = Object::cast_to<RayCast3D>(find_child("RayCast3D"));
+	DEV_ASSERT(m_GunBarrel);
+	m_BulletScene = ResourceLoader::get_singleton()->load("res://Scenes/Weapons/bullet.tscn");
+	if (!m_BulletScene.is_valid()) {
+		ERR_PRINT("Failed to load bullet scene.");
+	}
 }
 
 void FirstPersonPlayer::_unhandled_input(const godot::Ref<godot::InputEvent>& a_Event) {
@@ -84,6 +94,16 @@ void FirstPersonPlayer::_physics_process(float a_Delta) {
 	UpdateFOV(a_Delta);
 	UpdateBobbing(a_Delta);
 
+	if (Input->is_action_pressed("shoot")) {
+		if (!m_WeaponAnimation->is_playing()) {
+			m_WeaponAnimation->play("Shoot");
+			m_BulletInstance = m_BulletScene->instantiate();
+			m_BulletInstance->set("position", m_GunBarrel->get_global_transform().origin);
+			m_BulletInstance->set("rotation", m_GunBarrel->get_global_transform().basis.get_euler());
+			get_parent()->add_child(m_BulletInstance);
+		}
+	}
+
 	move_and_slide();
 }
 

src/FirstPersonPlayer.h

@@ -1,9 +1,13 @@
 #pragma once
 
+#include <godot_cpp/classes/animation_player.hpp>
 #include <godot_cpp/classes/camera3d.hpp>
 #include <godot_cpp/classes/character_body3d.hpp>
 #include <godot_cpp/classes/input_event_mouse_motion.hpp>
 #include <godot_cpp/classes/node3d.hpp>
+#include <godot_cpp/classes/packed_scene.hpp>
+#include <godot_cpp/classes/ray_cast3d.hpp>
+#include <godot_cpp/classes/ref.hpp>
 
 namespace blitz {
 
@@ -24,6 +28,10 @@ class FirstPersonPlayer : public godot::CharacterBody3D {
   private:
 	godot::Camera3D* m_Camera;
 	godot::Node3D* m_Head;
+	godot::AnimationPlayer* m_WeaponAnimation;
+	godot::RayCast3D* m_GunBarrel;
+	godot::Node* m_BulletInstance;
+	godot::Ref<godot::PackedScene> m_BulletScene;
 	float m_BobTime;
 	float m_Speed;
 

src/register_types.cpp

@@ -1,5 +1,6 @@
 #include "register_types.h"
 
+#include "Bullet.h"
 #include "FirstPersonPlayer.h"
 #include "Player.h"
 #include "SpringArmPivot.h"
@@ -18,6 +19,7 @@ void initialize_example_module(ModuleInitializationLevel p_level) {
 	ClassDB::register_class<blitz::Player>();
 	ClassDB::register_class<blitz::SpringArmPivot>();
 	ClassDB::register_class<blitz::FirstPersonPlayer>();
+	ClassDB::register_class<blitz::Bullet>();
 }
 
 void uninitialize_example_module(ModuleInitializationLevel p_level) {