custom Sight glass for each optic. Done

Design.md

@@ -37,9 +37,9 @@ Multiplayer
     - [x] Gun colliding with bullet, making it lower on every shot fired.
 - [x] Optics
     - [x] All optics implementing a fn/trait that gives a specific gun offset to use the optic correctly
-    - [ ] TODO: Find some way to implement a shader for the optics (AFTER IMPLEMENTING NEW BULLET SYSTEM)
-    - [ ] Optic glass material
-    - [ ] Reticle render
+    - [x] Find some way to implement a shader for the optics (AFTER IMPLEMENTING NEW BULLET SYSTEM)
+    - [x] Optic glass material
+    - [ ] TODO: Reticle render
     - [ ] Parallax effect on reticle
 - [ ] Weapon Clipping
     - [x] Make the player's collider bigger towards the front
@@ -56,7 +56,7 @@ Multiplayer
 - [x] Gun dropping does not apply impulse for some reason...
 - [x] Gun colliding with ground and going into low ready
 - [x] With introduction of floor collision groups now bullets go through floors
-- [x] TODO: Huge bug all attachments get despawned and spawned when gun shoots
+- [x] Huge bug all attachments get despawned and spawned when gun shoots
 
 # Design
 

src/comps/core/markers/proxy/plugin.rs

@@ -2,7 +2,7 @@ use bevy::app::{Plugin, Update};
 
 use crate::{setup::load_state::update_game_load_state, comps::core::weapons::{firearm::Firearm, attachments::{weapon_attachment::WeaponAttachment, optic::Optic, stock::Stock, compensator::Compensator, magazine::Magazine, foregrip::ForeGrip}, parts::{charging_handle::ChargingHandle, fire_selector::FireSelector, firing_point::FiringPoint, trigger::Trigger}, slot::{compensator_slot::CompensatorSlot, fore_grip_slot::ForeGripSlot, magazine_slot::MagazineSlot, stock_slot::StockSlot, utility_slot::UtilitySlot, slot::WeaponSlot}}};
 
-use super::{character::{player_hitbox::PlayerHitBox, player_character::PlayerCharacter, player_eye::{PlayerEye, insert_components_into_spawned_player}, in_player_hands_parent::{InPlayerHandsParent, insert_components_into_player_hand}, third_person_camera::ThirdPersonCameraProxy}, physics::{rapier::{AutoAABBCollider, physics_replace_proxies}, self}, weapons::{firearm::insert_firearm_state_to_firearms, gun_colliders::{GunFirearmCollider, update_gun_collider}, sight_placement::{SightPlacementStart, SightPlacementEnd}, optic_sight_glass::{OpticSightGlass, replace_optic_sight_material}}};
+use super::{character::{player_hitbox::PlayerHitBox, player_character::PlayerCharacter, player_eye::{PlayerEye, insert_components_into_spawned_player}, in_player_hands_parent::{InPlayerHandsParent, insert_components_into_player_hand}, third_person_camera::ThirdPersonCameraProxy}, physics::{rapier::{AutoAABBCollider, physics_replace_proxies}, self}, weapons::{firearm::insert_firearm_state_to_firearms, gun_colliders::{GunFirearmCollider, update_gun_collider}, sight_placement::{SightPlacementStart, SightPlacementEnd}, optic_sight_glass::{OpticSightGlass, replace_optic_sight_material, DebugMaterialResource}}};
 
 
 
@@ -57,6 +57,10 @@ impl Plugin for ProxyComponentsPlugin {
         app.register_type::<physics::rapier::RigidBodyBlender>();
         app.register_type::<physics::rapier::LinkToPlayer>();
 
+        // Debug for creating materials
+        app.register_type::<DebugMaterialResource>();
+        app.insert_resource(DebugMaterialResource::default());
+
         app.add_systems(Update, (physics_replace_proxies, update_game_load_state));
         app.add_systems(Update, insert_components_into_spawned_player);
         app.add_systems(Update, insert_components_into_player_hand);

src/comps/core/markers/proxy/weapons/optic_sight_glass.rs

@@ -1,21 +1,27 @@
 use bevy::prelude::*;
 
+use crate::comps::core::weapons::attachments::optic::Optic;
+
 #[derive(Default, Component, Reflect, Debug)]
 #[reflect(Component)]
-pub struct OpticSightGlass;
+pub struct OpticSightGlass (pub Optic);
+
+#[derive(Default, Resource, Reflect, Debug)]
+#[reflect(Resource)]
+pub struct DebugMaterialResource(StandardMaterial);
 
 pub fn replace_optic_sight_material(
     //mut commands: Commands,
-    marker_query: Query<Entity, Added<OpticSightGlass>>,
+    marker_query: Query<(Entity, &OpticSightGlass), Added<OpticSightGlass>>,
     materials_query: Query<(&Parent, &Handle<StandardMaterial>), With<Handle<Mesh>>>,
     mut materials: ResMut<Assets<StandardMaterial>>,
+    debug_mat: Res<DebugMaterialResource>
 ) {
-    for marker in marker_query.iter() {
-        println!("One marker once");
+    for (marker, optic_sight_glass) in marker_query.iter() {
         for (material_parent, material_handle) in materials_query.iter() {
             if marker == material_parent.get() {
-                if let Some(mut material) = materials.get_mut(material_handle) {
-                    println!("Changed material");
+                if let Some(material) = materials.get_mut(material_handle) {
+                    *material = optic_sight_glass.0.sight_glass_material();
                 }
             }
         }

src/comps/core/weapons/attachments/optic.rs

@@ -1,4 +1,5 @@
-use bevy::{reflect::{Reflect, std_traits::ReflectDefault}, ecs::{component::Component, reflect::ReflectComponent}, math::Vec3};
+use bevy::{reflect::{Reflect, std_traits::ReflectDefault}, ecs::{component::Component, reflect::ReflectComponent}, math::Vec3, pbr::StandardMaterial, render::color::Color};
+use bevy_inspector_egui::egui::Rgba;
 
 use super::attachment::Attachment;
 
@@ -16,6 +17,23 @@ impl Optic {
             Optic::AimpointT1 => Vec3 { x: 0.0, y: -0.05, z: 0.0 },
         }
     }
+    pub fn sight_glass_material(&self) -> StandardMaterial {
+        match self {
+            Optic::AimpointT1 => {
+                StandardMaterial {
+                    base_color: Color::Rgba { red: 0.0, green: 0.47, blue: 0.42, alpha: 0.48 },
+                    reflectance: 0.0,
+                    diffuse_transmission: -2.0,
+                    specular_transmission: -1.8,
+                    thickness: 0.0,
+                    ior: 0.0,
+                    attenuation_distance: 1.0,
+                    alpha_mode: bevy::pbr::AlphaMode::Blend,
+                    ..Default::default()
+                }
+            },
+        }
+    }
 }
 
 impl Attachment for Optic {