Make shotgun prettier and add shotgun sounds

CREDITS.md

@@ -4,5 +4,6 @@
   - [Hit](godot/raw_assets/sfx/Hit.mp3)
   - [Footstep sounds on Tree Trunk](godot/raw_assets/sfx/footsteps/) via [zapsplat](https://www.zapsplat.com/sound-effect-packs/footsteps-on-fallen-tree-trunk)
 - [Announcer sounds](godot/raw_assets/sfx/announcer/) by [TripleSnail](https://opengameart.org/content/announcer-kill-sounds)
+- [Gun sounds (shotgun)](godot/raw_assets/sfx/gun_sounds/) by [Michel Baradari](https://opengameart.org/content/chaingun-pistol-rifle-shotgun-shots)
 - [Soldier model and rig](godot/raw_assets/Soldier/) by [Casti_131](https://opengameart.org/content/low-poly-soldier-with-weapons)
 - [Torment Textures](godot/maps/textures) (`str_*` files) by [Bradley D. (strideh.itch.io)](https://strideh.itch.io)

godot/raw_assets/sfx

@@ -1 +1 @@
-Subproject commit dbf06e89c61d33cf4dc4fede7acd31d34122dd52
+Subproject commit b706f8fb162116a401080de777588e6ddd322875

godot/scenes/player/shotgun.tscn

@@ -1,20 +1,77 @@
 [gd_scene format=3 uid="uid://deyfeiqyi0wmj"]
 
-[ext_resource type="PackedScene" uid="uid://ctslratcr8h6v" path="res://scenes/player/raygun_beam.tscn" id="1_0xpw2"]
+[ext_resource type="AudioStream" uid="uid://bcclq2sv7k0x3" path="res://raw_assets/sfx/gun_sounds/shotgun_compressed.mp3" id="1_pyt38"]
 [ext_resource type="PackedScene" uid="uid://b8nwd3323kwlc" path="res://mesh/shotgun.tscn" id="3_0xpw2"]
-[ext_resource type="AudioStream" uid="uid://bq553wxrelpdr" path="res://raw_assets/sfx/LaserWithRecoveryEditedCompressed.mp3" id="3_8oj30"]
 
-[node name="shotgun" type="Shotgun" unique_id=786130999 node_paths=PackedStringArray("sound_emitter", "bullet_source")]
+[sub_resource type="Gradient" id="Gradient_0xpw2"]
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_1igus"]
+gradient = SubResource("Gradient_0xpw2")
+
+[sub_resource type="Curve" id="Curve_ijfqk"]
+_limits = [0.0, 5.0, 0.0, 1.0]
+_data = [Vector2(0, 5), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_e0xt8"]
+curve = SubResource("Curve_ijfqk")
+
+[sub_resource type="Curve" id="Curve_kp6qq"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_x6b26"]
+curve = SubResource("Curve_kp6qq")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_1cgct"]
+lifetime_randomness = 0.5
+particle_flag_align_y = true
+direction = Vector3(0, 0, -1)
+initial_velocity_min = 10.0
+initial_velocity_max = 20.0
+scale_curve = SubResource("CurveTexture_x6b26")
+color = Color(1, 0.38039216, 0, 1)
+color_ramp = SubResource("GradientTexture1D_1igus")
+emission_curve = SubResource("CurveTexture_e0xt8")
+
+[sub_resource type="Curve" id="Curve_yli5f"]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 0, Vector2(0.14107144, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 3
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_ybahf"]
+vertex_color_use_as_albedo = true
+rim_enabled = true
+rim_tint = 1.0
+use_particle_trails = true
+
+[sub_resource type="TubeTrailMesh" id="TubeTrailMesh_wwb7k"]
+material = SubResource("StandardMaterial3D_ybahf")
+radius = 0.1
+curve = SubResource("Curve_yli5f")
+
+[node name="shotgun" type="Shotgun" unique_id=786130999 node_paths=PackedStringArray("sound_emitter", "vfx")]
 sound_emitter = NodePath("sound_emitter")
-bullet_prefab = ExtResource("1_0xpw2")
-bullet_source = NodePath("bullet_source")
-cooldown = 1.5
+vfx = NodePath("gpu_particles_3d")
+cooldown = 1.0
 
 [node name="sound_emitter" type="AudioStreamPlayer3D" parent="." unique_id=1572422640]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.8420726, 0)
-stream = ExtResource("3_8oj30")
+stream = ExtResource("1_pyt38")
 
 [node name="bullet_source" type="Node3D" parent="." unique_id=211401237]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.36108458, -1.490972)
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.36108458, -1.2375934)
 
 [node name="Shotgun" parent="." unique_id=1412770732 instance=ExtResource("3_0xpw2")]
+
+[node name="gpu_particles_3d" type="GPUParticles3D" parent="." unique_id=898123062]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.2958451, -1.2305822)
+emitting = false
+amount = 64
+lifetime = 0.2
+one_shot = true
+explosiveness = 1.0
+local_coords = true
+trail_enabled = true
+trail_lifetime = 0.09999999999999999
+process_material = SubResource("ParticleProcessMaterial_1cgct")
+draw_pass_1 = SubResource("TubeTrailMesh_wwb7k")

rust/src/player/ball.rs

@@ -83,9 +83,10 @@ impl Ball {
 
 #[godot_dyn]
 impl Shootable for Ball {
-    fn on_shoot(&mut self, _: DamageSource, _: i32, dir: Vector3) {
+    fn on_shoot(&mut self, _: DamageSource, damage: i32, dir: Vector3) {
         let prev_velocity = self.base().get_linear_velocity();
+        let force = damage as f32 / 10.;
         self.base_mut()
-            .set_linear_velocity(prev_velocity + dir * 10.);
+            .set_linear_velocity(prev_velocity + dir * force);
     }
 }

rust/src/player/weapon.rs

@@ -1,6 +1,9 @@
 use std::{collections::HashSet, f32::consts::PI};
 
-use godot::{classes::AudioStreamPlayer3D, prelude::*};
+use godot::{
+    classes::{AudioStreamPlayer3D, GpuParticles3D},
+    prelude::*,
+};
 use serde::{Deserialize, Serialize};
 
 use crate::{
@@ -132,9 +135,7 @@ pub struct Shotgun {
     #[export]
     sound_emitter: Option<Gd<AudioStreamPlayer3D>>,
     #[export]
-    bullet_prefab: Option<Gd<PackedScene>>,
-    #[export]
-    bullet_source: Option<Gd<Node3D>>,
+    vfx: Option<Gd<GpuParticles3D>>,
 
     #[export]
     cooldown: f64,
@@ -144,6 +145,13 @@ pub struct Shotgun {
     base: Base<Node3D>,
 }
 
+#[godot_api]
+impl INode3D for Shotgun {
+    fn process(&mut self, delta: f64) {
+        self.cooldown_remaining -= delta;
+    }
+}
+
 #[godot_dyn]
 impl Weapon for Shotgun {
     fn shoot(
@@ -155,7 +163,17 @@ impl Weapon for Shotgun {
         up: Vector3,
         deal_damage: bool,
     ) -> bool {
-        // TODO do effects
+        if self.cooldown_remaining > 0. {
+            return false;
+        }
+
+        if let Some(audio) = &mut self.sound_emitter {
+            audio.play();
+        }
+        if let Some(vfx) = &mut self.vfx {
+            vfx.set_emitting(true);
+        }
+
         let mut colliders = HashSet::new();
 
         for result in shotgun_ray(
@@ -193,6 +211,8 @@ impl Weapon for Shotgun {
             }
         }
 
+        self.cooldown_remaining = self.cooldown;
+
         true
     }