From b096fc598adf86961df876ced1f7d146e800c00f Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Tue, 21 Nov 2023 16:14:15 +0100
Subject: [PATCH 1/6] use new cargo.toml lint configs

---
 Cargo.toml | 3 +++
 src/lib.rs | 2 --
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 45a0d18..6c3ac68 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -44,3 +44,6 @@ default = ["xr"]
 [lib]
 name = "osmeta"
 crate-type = ["staticlib", "cdylib", "lib"]
+
+[lints.clippy]
+type_complexity = "allow"
diff --git a/src/lib.rs b/src/lib.rs
index 823caf1..c7bb497 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,7 +1,5 @@
 //! Loads and renders a glTF file as a scene.
 
-#![allow(clippy::type_complexity)]
-
 use bevy::prelude::*;
 #[cfg(all(feature = "xr", not(target_os = "macos")))]
 use bevy_oxr::xr_input::trackers::OpenXRTrackingRoot;

From e9da19b5fe88bbc323364a4519c680546b54e1a1 Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Tue, 21 Nov 2023 20:07:03 +0100
Subject: [PATCH 2/6] Use ivec2 instead of tuples of i32

---
 src/tilemap.rs | 42 ++++++++++++++++++++++--------------------
 1 file changed, 22 insertions(+), 20 deletions(-)

diff --git a/src/tilemap.rs b/src/tilemap.rs
index 81b5adb..85fb158 100644
--- a/src/tilemap.rs
+++ b/src/tilemap.rs
@@ -7,9 +7,9 @@ pub struct TileMap<const TILE_SIZE: u32> {
     /// All currently loaded tiles.
     tiles: BTreeMap<i32, BTreeMap<i32, Entity>>,
     /// fifo queue of tiles to be loaded.
-    to_load: VecDeque<(i32, i32)>,
+    to_load: VecDeque<IVec2>,
     /// The tile currently being loaded.
-    loading: Option<(i32, i32, Handle<Scene>)>,
+    loading: Option<(IVec2, Handle<Scene>)>,
     /// Dummy square to show while a scene is loading
     dummy: Handle<Mesh>,
 }
@@ -21,11 +21,12 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
     pub const TILE_SIZE: f32 = TILE_SIZE as f32 / 10.0;
 
     pub fn load_nearest(&mut self, tilemap_id: Entity, commands: &mut Commands, pos: Vec3) {
-        let x = pos.x / Self::TILE_SIZE;
-        let y = pos.z / Self::TILE_SIZE;
+        let pos = pos.xz() / Self::TILE_SIZE;
+        let pos = pos.as_ivec2();
         for x_i in -1..=1 {
             for y_i in -1..=1 {
-                self.load(tilemap_id, commands, x as i32 + x_i, y as i32 + y_i);
+                let offset = IVec2::new(x_i, y_i);
+                self.load(tilemap_id, commands, pos + offset);
             }
         }
     }
@@ -33,15 +34,15 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
     /// Queue a tile coordinate for loading. This will load tiles
     /// in sequence to reduce lag (which would happen if we loaded lots
     /// of tiles at the same time).
-    pub fn load(&mut self, tilemap_id: Entity, commands: &mut Commands, x: i32, y: i32) {
+    pub fn load(&mut self, tilemap_id: Entity, commands: &mut Commands, pos: IVec2) {
         self.tiles
-            .entry(x)
+            .entry(pos.x)
             .or_default()
-            .entry(y)
+            .entry(pos.y)
             .or_insert_with(|| {
-                self.to_load.push_front((x, y));
+                self.to_load.push_front(pos);
 
-                let transform = Self::test_transform(x, y);
+                let transform = Self::test_transform(pos);
 
                 let id = commands
                     .spawn(PbrBundle {
@@ -62,18 +63,18 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
     ) {
         for (id, mut tilemap) in &mut tilemap {
             // check if the currently loading tile is done
-            if let Some((x, y, scene)) = tilemap.loading.take() {
+            if let Some((pos, scene)) = tilemap.loading.take() {
                 use bevy::asset::LoadState::*;
                 match server.get_load_state(&scene).unwrap() {
                     NotLoaded | Loading => {
-                        tilemap.loading = Some((x, y, scene));
+                        tilemap.loading = Some((pos, scene));
                         return;
                     }
                     Loaded => {
                         // Done, remove dummy tile and insert the real one
-                        let entity = tilemap.tiles.entry(x).or_default().get_mut(&y).unwrap();
+                        let entity = tilemap.tiles.entry(pos.x).or_default().get_mut(&pos.y).unwrap();
 
-                        let transform = Self::test_transform(x, y);
+                        let transform = Self::test_transform(pos);
                         let tile = commands
                             .spawn((
                                 SceneBundle {
@@ -89,21 +90,21 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
                         commands.entity(dummy).despawn();
                     }
                     Failed => {
-                        error!("failed to load tile {x},{y}");
+                        error!("failed to load tile {pos}");
                     }
                 }
             }
 
             assert!(tilemap.loading.is_none());
             // Check if there are more tiles to load
-            let Some((x, y)) = tilemap.to_load.pop_back() else {
+            let Some(pos) = tilemap.to_load.pop_back() else {
                 return;
             };
 
             // https://gltiles.osm2world.org/glb/lod1/15/17388/11332.glb#Scene0"
-            let name: String = format!("models/{}_{}.glb#Scene0", x, y);
+            let name: String = format!("models/{}_{}.glb#Scene0", pos.x, pos.y);
             // Start loading next tile
-            tilemap.loading = Some((x, y, server.load(name))); // "models/17430_11371.glb#Scene0"
+            tilemap.loading = Some((pos, server.load(name))); // "models/17430_11371.glb#Scene0"
         }
     }
 
@@ -125,8 +126,9 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
         }
     }
 
-    fn test_transform(x: i32, y: i32) -> Transform {
+    fn test_transform(pos: IVec2) -> Transform {
+        let pos = pos.as_vec2() * Self::TILE_SIZE;
         // OSM y => GPU z
-        Transform::from_xyz(x as f32 * Self::TILE_SIZE, 0., y as f32 * Self::TILE_SIZE)
+        Transform::from_xyz(pos.x, 0., pos.y)
     }
 }

From 66b1a177690934b3213215dfad620bc490f54f37 Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Tue, 21 Nov 2023 21:47:50 +0100
Subject: [PATCH 3/6] always load the next tile depending on the current player
 position

before we queued all tiles from the player position and enqueued the latest tiles after those were loaded
---
 src/lib.rs     | 12 ++++++--
 src/tilemap.rs | 75 ++++++++++++++++++++++++++++++++++++--------------
 2 files changed, 64 insertions(+), 23 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index c7bb497..f0a5aaa 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -27,7 +27,7 @@ pub fn main() {
         .add_plugins(sun::Plugin)
         .add_plugins(flycam::Plugin)
         .add_systems(Startup, setup)
-        .add_systems(Update, (update_active_tile_zone, TileMap::update))
+        .add_systems(Update, (load_next_tile, TileMap::update))
         .run();
 }
 
@@ -58,8 +58,9 @@ pub struct LocalPlayer;
 /// to access the OpenXRTrackingRoot, but that doesn't exist without the xr feature
 type OpenXRTrackingRoot = LocalPlayer;
 
-fn update_active_tile_zone(
+fn load_next_tile(
     mut commands: Commands,
+    server: Res<AssetServer>,
     mut tilemap: Query<
         (Entity, &mut TileMap, &Transform),
         (Without<OpenXRTrackingRoot>, Without<LocalPlayer>),
@@ -68,6 +69,11 @@ fn update_active_tile_zone(
 ) {
     let (id, mut tilemap, transform) = tilemap.single_mut();
     for pos in player_pos.iter() {
-        tilemap.load_nearest(id, &mut commands, pos.translation - transform.translation);
+        tilemap.load_next(
+            id,
+            &mut commands,
+            &server,
+            pos.translation - transform.translation,
+        );
     }
 }
diff --git a/src/tilemap.rs b/src/tilemap.rs
index 85fb158..bd19337 100644
--- a/src/tilemap.rs
+++ b/src/tilemap.rs
@@ -1,4 +1,4 @@
-use std::collections::{BTreeMap, VecDeque};
+use std::collections::BTreeMap;
 
 use bevy::prelude::*;
 
@@ -6,8 +6,6 @@ use bevy::prelude::*;
 pub struct TileMap<const TILE_SIZE: u32> {
     /// All currently loaded tiles.
     tiles: BTreeMap<i32, BTreeMap<i32, Entity>>,
-    /// fifo queue of tiles to be loaded.
-    to_load: VecDeque<IVec2>,
     /// The tile currently being loaded.
     loading: Option<(IVec2, Handle<Scene>)>,
     /// Dummy square to show while a scene is loading
@@ -20,28 +18,69 @@ pub struct Tile;
 impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
     pub const TILE_SIZE: f32 = TILE_SIZE as f32 / 10.0;
 
-    pub fn load_nearest(&mut self, tilemap_id: Entity, commands: &mut Commands, pos: Vec3) {
-        let pos = pos.xz() / Self::TILE_SIZE;
-        let pos = pos.as_ivec2();
+    pub fn load_next(
+        &mut self,
+        tilemap_id: Entity,
+        commands: &mut Commands,
+        server: &AssetServer,
+        origin: Vec3,
+    ) {
+        let origin = origin.xz() / Self::TILE_SIZE;
+        let origin = origin.as_ivec2();
+        let mut best_score = f32::INFINITY;
+        let mut best_pos = None;
         for x_i in -1..=1 {
             for y_i in -1..=1 {
                 let offset = IVec2::new(x_i, y_i);
-                self.load(tilemap_id, commands, pos + offset);
+                let score = self.get_view_tile_score(origin, offset);
+                if score < best_score {
+                    best_pos = Some(origin + offset);
+                    best_score = score;
+                }
             }
         }
+        if let Some(best_pos) = best_pos {
+            self.load(tilemap_id, commands, server, best_pos);
+        }
+    }
+
+    /// Takes an offset to the player position and returns a score for how important
+    /// to load it is. Lower values are better.
+    // FIXME(#18): use a smarter algorithm
+    pub fn get_view_tile_score(&self, pos: IVec2, offset: IVec2) -> f32 {
+        if let Some(line) = self.tiles.get(&(pos.x + offset.x)) {
+            if line.get(&(pos.y + offset.y)).is_some() {
+                return f32::INFINITY;
+            }
+        }
+        offset.as_vec2().length_squared()
     }
 
     /// Queue a tile coordinate for loading. This will load tiles
     /// in sequence to reduce lag (which would happen if we loaded lots
     /// of tiles at the same time).
-    pub fn load(&mut self, tilemap_id: Entity, commands: &mut Commands, pos: IVec2) {
+    /// Silently does nothing if the tile was already loaded or is in the process of loading.
+    /// Silently does nothing if another tile is already being loaded.
+    pub fn load(
+        &mut self,
+        tilemap_id: Entity,
+        commands: &mut Commands,
+        server: &AssetServer,
+        pos: IVec2,
+    ) {
+        if self.loading.is_some() {
+            return;
+        }
+        // https://gltiles.osm2world.org/glb/lod1/15/17388/11332.glb#Scene0"
+        let name: String = format!("models/{}_{}.glb#Scene0", pos.x, pos.y);
+        // Start loading next tile
+        self.loading = Some((pos, server.load(name))); // "models/17430_11371.glb#Scene0"
+                                                       // Insert dummy tile while loading.
         self.tiles
             .entry(pos.x)
             .or_default()
             .entry(pos.y)
             .or_insert_with(|| {
-                self.to_load.push_front(pos);
-
                 let transform = Self::test_transform(pos);
 
                 let id = commands
@@ -72,7 +111,12 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
                     }
                     Loaded => {
                         // Done, remove dummy tile and insert the real one
-                        let entity = tilemap.tiles.entry(pos.x).or_default().get_mut(&pos.y).unwrap();
+                        let entity = tilemap
+                            .tiles
+                            .entry(pos.x)
+                            .or_default()
+                            .get_mut(&pos.y)
+                            .unwrap();
 
                         let transform = Self::test_transform(pos);
                         let tile = commands
@@ -96,15 +140,6 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
             }
 
             assert!(tilemap.loading.is_none());
-            // Check if there are more tiles to load
-            let Some(pos) = tilemap.to_load.pop_back() else {
-                return;
-            };
-
-            // https://gltiles.osm2world.org/glb/lod1/15/17388/11332.glb#Scene0"
-            let name: String = format!("models/{}_{}.glb#Scene0", pos.x, pos.y);
-            // Start loading next tile
-            tilemap.loading = Some((pos, server.load(name))); // "models/17430_11371.glb#Scene0"
         }
     }
 

From 1e243c910122ac3ebaaaf425ae1011535be822c9 Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Tue, 21 Nov 2023 21:57:31 +0100
Subject: [PATCH 4/6] The floating point imprecision hackery needs fixing at
 some point

---
 src/lib.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index f0a5aaa..047391f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -73,6 +73,8 @@ fn load_next_tile(
             id,
             &mut commands,
             &server,
+            // FIXME: Maybe use https://crates.io/crates/big_space in order to be able to remove
+            // the translation from the tilemap and instead just use its real coordinates.
             pos.translation - transform.translation,
         );
     }

From db41eee659819092d77ed764c7599f6f1eae85f2 Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Wed, 22 Nov 2023 10:29:41 +0100
Subject: [PATCH 5/6] load tiles from the web

---
 Cargo.lock     | 1198 +++++++++++++++++++++++++++++++++++++++++++++++-
 Cargo.toml     |    3 +-
 src/gz.rs      |   64 +++
 src/lib.rs     |   11 +
 src/tilemap.rs |   43 +-
 5 files changed, 1287 insertions(+), 32 deletions(-)
 create mode 100644 src/gz.rs

diff --git a/Cargo.lock b/Cargo.lock
index 79a35fa..cf971fc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -86,6 +86,60 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "aead"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7fc95d1bdb8e6666b2b217308eeeb09f2d6728d104be3e31916cc74d15420331"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "aes"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "884391ef1066acaa41e766ba8f596341b96e93ce34f9a43e7d24bf0a0eaf0561"
+dependencies = [
+ "aes-soft",
+ "aesni",
+ "cipher",
+]
+
+[[package]]
+name = "aes-gcm"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5278b5fabbb9bd46e24aa69b2fdea62c99088e0a950a9be40e3e0101298f88da"
+dependencies = [
+ "aead",
+ "aes",
+ "cipher",
+ "ctr",
+ "ghash",
+ "subtle",
+]
+
+[[package]]
+name = "aes-soft"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be14c7498ea50828a38d0e24a765ed2effe92a705885b57d029cd67d45744072"
+dependencies = [
+ "cipher",
+ "opaque-debug",
+]
+
+[[package]]
+name = "aesni"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea2e11f5e94c2f7d386164cc2aa1f97823fed6f259e486940a71c174dd01b0ce"
+dependencies = [
+ "cipher",
+ "opaque-debug",
+]
+
 [[package]]
 name = "ahash"
 version = "0.8.6"
@@ -93,7 +147,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "91429305e9f0a25f6205c5b8e0d2db09e0708a7a6df0f42212bb56c32c8ac97a"
 dependencies = [
  "cfg-if",
- "getrandom",
+ "getrandom 0.2.11",
  "once_cell",
  "version_check",
  "zerocopy",
@@ -196,6 +250,12 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6b4930d2cb77ce62f89ee5d5289b4ac049559b1c45539271f5ed4fdc7db34545"
 
+[[package]]
+name = "arrayvec"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
+
 [[package]]
 name = "arrayvec"
 version = "0.7.4"
@@ -245,6 +305,16 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "async-dup"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7427a12b8dc09291528cfb1da2447059adb4a257388c2acd6497a79d55cf6f7c"
+dependencies = [
+ "futures-io",
+ "simple-mutex",
+]
+
 [[package]]
 name = "async-executor"
 version = "1.7.2"
@@ -271,6 +341,58 @@ dependencies = [
  "futures-lite 1.13.0",
 ]
 
+[[package]]
+name = "async-global-executor"
+version = "2.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1b6f5d7df27bd294849f8eec66ecfc63d11814df7a4f5d74168a2394467b776"
+dependencies = [
+ "async-channel 1.9.0",
+ "async-executor",
+ "async-io",
+ "async-lock 2.8.0",
+ "blocking",
+ "futures-lite 1.13.0",
+ "once_cell",
+]
+
+[[package]]
+name = "async-h1"
+version = "2.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d1d1dae8cb2c4258a79d6ed088b7fb9b4763bf4e9b22d040779761e046a2971"
+dependencies = [
+ "async-channel 1.9.0",
+ "async-dup",
+ "async-global-executor",
+ "async-io",
+ "futures-lite 1.13.0",
+ "http-types",
+ "httparse",
+ "log",
+ "pin-project",
+]
+
+[[package]]
+name = "async-io"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fc5b45d93ef0529756f812ca52e44c221b35341892d3dcc34132ac02f3dd2af"
+dependencies = [
+ "async-lock 2.8.0",
+ "autocfg",
+ "cfg-if",
+ "concurrent-queue",
+ "futures-lite 1.13.0",
+ "log",
+ "parking",
+ "polling",
+ "rustix",
+ "slab",
+ "socket2",
+ "waker-fn",
+]
+
 [[package]]
 name = "async-lock"
 version = "2.8.0"
@@ -291,12 +413,62 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "async-std"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62565bb4402e926b29953c785397c6dc0391b7b446e45008b0049eb43cec6f5d"
+dependencies = [
+ "async-channel 1.9.0",
+ "async-global-executor",
+ "async-io",
+ "async-lock 2.8.0",
+ "crossbeam-utils",
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-lite 1.13.0",
+ "gloo-timers",
+ "kv-log-macro",
+ "log",
+ "memchr",
+ "once_cell",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+ "wasm-bindgen-futures",
+]
+
 [[package]]
 name = "async-task"
 version = "4.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b4eb2cdb97421e01129ccb49169d8279ed21e829929144f4a22a6e54ac549ca1"
 
+[[package]]
+name = "async-tls"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d85a97c4a0ecce878efd3f945f119c78a646d8975340bca0398f9bb05c30cc52"
+dependencies = [
+ "futures-core",
+ "futures-io",
+ "rustls",
+ "webpki",
+ "webpki-roots",
+]
+
+[[package]]
+name = "async-trait"
+version = "0.1.74"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a66537f1bb974b254c98ed142ff995236e81b9d0fe4db0575f46612cb15eb0f9"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.39",
+]
+
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -324,6 +496,18 @@ dependencies = [
  "rustc-demangle",
 ]
 
+[[package]]
+name = "base-x"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4cbbc9d0964165b47557570cce6c952866c2678457aca742aafc9fb771d30270"
+
+[[package]]
+name = "base64"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
+
 [[package]]
 name = "base64"
 version = "0.13.1"
@@ -649,6 +833,16 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "bevy_http"
+version = "0.2.0"
+source = "git+https://github.com/oli-obk/bevy_http.git#9d6fe006191e21e4b9fba90ff7b2d12b93c8e998"
+dependencies = [
+ "bevy",
+ "futures-core",
+ "surf",
+]
+
 [[package]]
 name = "bevy_input"
 version = "0.12.0"
@@ -1036,7 +1230,7 @@ checksum = "c8e75d4a34ef0b15dffd1ee9079ef1f0f5139527e192b9d5708b3e158777c753"
 dependencies = [
  "ahash",
  "bevy_utils_proc_macros",
- "getrandom",
+ "getrandom 0.2.11",
  "hashbrown 0.14.2",
  "instant",
  "nonmax",
@@ -1155,7 +1349,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0231f06152bf547e9c2b5194f247cd97aacf6dcd8b15d8e5ec0663f64580da87"
 dependencies = [
  "arrayref",
- "arrayvec",
+ "arrayvec 0.7.4",
  "cc",
  "cfg-if",
  "constant_time_eq",
@@ -1167,6 +1361,15 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"
 
+[[package]]
+name = "block-buffer"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "block-sys"
 version = "0.1.0-beta.1"
@@ -1262,7 +1465,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
 dependencies = [
- "nom",
+ "nom 7.1.3",
 ]
 
 [[package]]
@@ -1277,6 +1480,15 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd16c4719339c4530435d38e511904438d07cce7950afa3718a84ac36c10e89e"
 
+[[package]]
+name = "cipher"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "12f8e7987cbd042a63249497f41aed09f8e65add917ea6566effbc56578d6801"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "clang-sys"
 version = "1.6.1"
@@ -1338,6 +1550,17 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "config"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19b076e143e1d9538dde65da30f8481c2a6c44040edb8e02b9bf1351edb92ce3"
+dependencies = [
+ "lazy_static",
+ "nom 5.1.3",
+ "serde",
+]
+
 [[package]]
 name = "console_error_panic_hook"
 version = "0.1.7"
@@ -1348,6 +1571,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "const_fn"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbdcdcb6d86f71c5e97409ad45898af11cbc995b4ee8112d59095a28d376c935"
+
 [[package]]
 name = "const_panic"
 version = "0.2.8"
@@ -1375,6 +1604,23 @@ dependencies = [
  "const_soft_float",
 ]
 
+[[package]]
+name = "cookie"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03a5d7b21829bc7b4bf4754a978a241ae54ea55a40f92bb20216e54096f4b951"
+dependencies = [
+ "aes-gcm",
+ "base64 0.13.1",
+ "hkdf",
+ "hmac",
+ "percent-encoding",
+ "rand 0.8.5",
+ "sha2",
+ "time",
+ "version_check",
+]
+
 [[package]]
 name = "core-foundation"
 version = "0.9.3"
@@ -1460,6 +1706,21 @@ dependencies = [
  "windows 0.46.0",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce420fe07aecd3e67c5f910618fe65e94158f6dcc0adf44e00d69ce2bdfe0fd0"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "cpuid-bool"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
+
 [[package]]
 name = "crc32fast"
 version = "1.3.2"
@@ -1479,6 +1740,16 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "crossbeam-queue"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d1cfb3ea8a53f37c40dea2c7bedcbd88bdfae54f5e2175d6ecaff1c988353add"
+dependencies = [
+ "cfg-if",
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.16"
@@ -1488,6 +1759,25 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "crypto-mac"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bff07008ec701e8028e2ceb8f83f0e4274ee62bd2dbdc4fefff2e9a91824081a"
+dependencies = [
+ "generic-array",
+ "subtle",
+]
+
+[[package]]
+name = "ctr"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb4a30d54f7443bf3d6191dcd486aca19e67cb3c49fa7a06a319966346707e7f"
+dependencies = [
+ "cipher",
+]
+
 [[package]]
 name = "d3d12"
 version = "0.7.0"
@@ -1499,6 +1789,19 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "dashmap"
+version = "5.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
+dependencies = [
+ "cfg-if",
+ "hashbrown 0.14.2",
+ "lock_api",
+ "once_cell",
+ "parking_lot_core",
+]
+
 [[package]]
 name = "dasp_sample"
 version = "0.11.0"
@@ -1511,6 +1814,35 @@ version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2e66c9d817f1720209181c316d28635c050fa304f9c79e47a520882661b7308"
 
+[[package]]
+name = "deadpool"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d126179d86aee4556e54f5f3c6bf6d9884e7cc52cef82f77ee6f90a7747616d"
+dependencies = [
+ "async-trait",
+ "config",
+ "crossbeam-queue",
+ "num_cpus",
+ "serde",
+ "tokio",
+]
+
+[[package]]
+name = "digest"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "discard"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
+
 [[package]]
 name = "dispatch"
 version = "0.2.0"
@@ -1570,6 +1902,16 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "errno"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f258a7194e7f7c2a7837a8913aeab7fd8c383457034fa20ce4dd3dcb813e8eb8"
+dependencies = [
+ "libc",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "euclid"
 version = "0.22.9"
@@ -1694,12 +2036,57 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa9a19cbb55df58761df49b23516a86d432839add4af60fc256da840f66ed35b"
 
+[[package]]
+name = "form_urlencoded"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a62bc1cf6f830c2ec14a513a9fb124d0a213a629668a4186f329db21fe045652"
+dependencies = [
+ "percent-encoding",
+]
+
+[[package]]
+name = "futures"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da0290714b38af9b4a7b094b8a37086d1b4e61f2df9122c3cad2577669145335"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff4dd66668b557604244583e3e1e1eada8c5c2e96a6d0d6653ede395b78bbacb"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
 [[package]]
 name = "futures-core"
 version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb1d22c66e66d9d72e1758f0bd7d4fd0bee04cad842ee34587d68c07e45d088c"
 
+[[package]]
+name = "futures-executor"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0f4fb8693db0cf099eadcca0efe2a5a22e4550f98ed16aba6c48700da29597bc"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
 [[package]]
 name = "futures-io"
 version = "0.3.29"
@@ -1736,18 +2123,90 @@ dependencies = [
 ]
 
 [[package]]
-name = "getrandom"
-version = "0.2.11"
+name = "futures-macro"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe9006bed769170c11f845cf00c7c1e9092aeb3f268e007c3e760ac68008070f"
+checksum = "53b153fd91e4b0147f4aced87be237c98248656bb01050b96bf3ee89220a8ddb"
 dependencies = [
- "cfg-if",
- "js-sys",
- "libc",
- "wasi",
- "wasm-bindgen",
-]
-
+ "proc-macro2",
+ "quote",
+ "syn 2.0.39",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e36d3378ee38c2a36ad710c5d30c2911d752cb941c00c72dbabfb786a7970817"
+
+[[package]]
+name = "futures-task"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efd193069b0ddadc69c46389b740bbccdd97203899b48d09c5f7969591d6bae2"
+
+[[package]]
+name = "futures-util"
+version = "0.3.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a19526d624e703a3179b3d322efec918b6246ea0fa51d41124525f00f1cc8104"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+]
+
+[[package]]
+name = "generic-array"
+version = "0.14.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.1.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.9.0+wasi-snapshot-preview1",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe9006bed769170c11f845cf00c7c1e9092aeb3f268e007c3e760ac68008070f"
+dependencies = [
+ "cfg-if",
+ "js-sys",
+ "libc",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "ghash"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97304e4cd182c3846f7575ced3890c53012ce534ad9114046b0a9e00bb30a375"
+dependencies = [
+ "opaque-debug",
+ "polyval",
+]
+
 [[package]]
 name = "gilrs"
 version = "0.10.3"
@@ -1804,6 +2263,18 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
 
+[[package]]
+name = "gloo-timers"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b995a66bb87bebce9a0f4a95aed01daca4872c050bfcb21653361c03bc35e5c"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "js-sys",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "glow"
 version = "0.12.3"
@@ -1962,6 +2433,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d77f7ec81a6d05a3abb01ab6eb7590f6083d08449fe5a1c8b1e620283546ccb7"
+
 [[package]]
 name = "hexasphere"
 version = "9.1.0"
@@ -1978,6 +2455,83 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dfa686283ad6dd069f105e5ab091b04c62850d3e4cf5d67debad1933f55023df"
 
+[[package]]
+name = "hkdf"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51ab2f639c231793c5f6114bdb9bbe50a7dbbfcd7c7c6bd8475dec2d991e964f"
+dependencies = [
+ "digest",
+ "hmac",
+]
+
+[[package]]
+name = "hmac"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
+dependencies = [
+ "crypto-mac",
+ "digest",
+]
+
+[[package]]
+name = "http-client"
+version = "6.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1947510dc91e2bf586ea5ffb412caad7673264e14bb39fb9078da114a94ce1a5"
+dependencies = [
+ "async-h1",
+ "async-std",
+ "async-tls",
+ "async-trait",
+ "cfg-if",
+ "dashmap",
+ "deadpool",
+ "futures",
+ "http-types",
+ "log",
+ "rustls",
+]
+
+[[package]]
+name = "http-types"
+version = "2.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e9b187a72d63adbfba487f48095306ac823049cb504ee195541e91c7775f5ad"
+dependencies = [
+ "anyhow",
+ "async-channel 1.9.0",
+ "async-std",
+ "base64 0.13.1",
+ "cookie",
+ "futures-lite 1.13.0",
+ "infer",
+ "pin-project-lite",
+ "rand 0.7.3",
+ "serde",
+ "serde_json",
+ "serde_qs",
+ "serde_urlencoded",
+ "url",
+]
+
+[[package]]
+name = "httparse"
+version = "1.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d897f394bad6a705d5f4104762e116a75639e470d80901eed05a860a95cb1904"
+
+[[package]]
+name = "idna"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d20d6b07bfbc108882d88ed8e37d39636dcc260e15e30c45e6ba089610b917c"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "image"
 version = "0.24.7"
@@ -2013,6 +2567,12 @@ dependencies = [
  "hashbrown 0.14.2",
 ]
 
+[[package]]
+name = "infer"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64e9829a50b42bb782c1df523f78d332fe371b10c661e78b7a3c34b0198e9fac"
+
 [[package]]
 name = "inflections"
 version = "1.1.1"
@@ -2061,6 +2621,17 @@ dependencies = [
  "mach2",
 ]
 
+[[package]]
+name = "io-lifetimes"
+version = "1.0.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eae7b9aee968036d54dce06cebaefd919e4472e753296daccd6d344e3e2df0c2"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.9"
@@ -2145,6 +2716,15 @@ dependencies = [
  "bitflags 1.3.2",
 ]
 
+[[package]]
+name = "kv-log-macro"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0de8b303297635ad57c9f5059fd9cee7a47f8e8daa09df0fcd07dd39fb22977f"
+dependencies = [
+ "log",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -2168,6 +2748,19 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "lexical-core"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
+dependencies = [
+ "arrayvec 0.5.2",
+ "bitflags 1.3.2",
+ "cfg-if",
+ "ryu",
+ "static_assertions",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.150"
@@ -2215,6 +2808,12 @@ dependencies = [
  "pkg-config",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"
+
 [[package]]
 name = "lock_api"
 version = "0.4.11"
@@ -2230,6 +2829,9 @@ name = "log"
 version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+dependencies = [
+ "value-bag",
+]
 
 [[package]]
 name = "mach2"
@@ -2279,6 +2881,22 @@ dependencies = [
  "paste",
 ]
 
+[[package]]
+name = "mime"
+version = "0.3.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
+
+[[package]]
+name = "mime_guess"
+version = "2.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4192263c238a5f0d0c6bfd21f336a313a4ce1c450542449ca191bb657b4642ef"
+dependencies = [
+ "mime",
+ "unicase",
+]
+
 [[package]]
 name = "minimal-lexical"
 version = "0.2.1"
@@ -2309,7 +2927,7 @@ checksum = "3dce281c5e46beae905d4de1870d8b1509a9142b62eedf18b443b011ca8343d0"
 dependencies = [
  "libc",
  "log",
- "wasi",
+ "wasi 0.11.0+wasi-snapshot-preview1",
  "windows-sys 0.48.0",
 ]
 
@@ -2405,6 +3023,17 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nom"
+version = "5.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08959a387a676302eebf4ddbcbc611da04285579f76f88ee0506c63b1a61dd4b"
+dependencies = [
+ "lexical-core",
+ "memchr",
+ "version_check",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -2481,6 +3110,16 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "num_cpus"
+version = "1.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
+dependencies = [
+ "hermit-abi",
+ "libc",
+]
+
 [[package]]
 name = "num_enum"
 version = "0.5.11"
@@ -2615,6 +3254,12 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
+[[package]]
+name = "opaque-debug"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
 [[package]]
 name = "openxr"
 version = "0.17.1"
@@ -2654,7 +3299,9 @@ version = "0.1.0"
 dependencies = [
  "bevy",
  "bevy_flycam",
+ "bevy_http",
  "bevy_oxr",
+ "flate2",
  "glam",
 ]
 
@@ -2730,12 +3377,38 @@ dependencies = [
  "indexmap 2.1.0",
 ]
 
+[[package]]
+name = "pin-project"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fda4ed1c6c173e3fc7a83629421152e01d7b1f9b7f65fb301e490e8cfc656422"
+dependencies = [
+ "pin-project-internal",
+]
+
+[[package]]
+name = "pin-project-internal"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.39",
+]
+
 [[package]]
 name = "pin-project-lite"
 version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8afb450f006bf6385ca15ef45d71d2288452bc3683ce2e2cacc0d18e4be60b58"
 
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "piper"
 version = "0.2.1"
@@ -2766,6 +3439,33 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "polling"
+version = "2.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4b2d323e8ca7996b3e23126511a523f7e62924d93ecd5ae73b333815b0eb3dce"
+dependencies = [
+ "autocfg",
+ "bitflags 1.3.2",
+ "cfg-if",
+ "concurrent-queue",
+ "libc",
+ "log",
+ "pin-project-lite",
+ "windows-sys 0.48.0",
+]
+
+[[package]]
+name = "polyval"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eebcc4aa140b9abd2bc40d9c3f7ccec842679cd79045ac3a7ac698c1a064b7cd"
+dependencies = [
+ "cpuid-bool",
+ "opaque-debug",
+ "universal-hash",
+]
+
 [[package]]
 name = "pp-rs"
 version = "0.2.1"
@@ -2775,6 +3475,12 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "ppv-lite86"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
+
 [[package]]
 name = "proc-macro-crate"
 version = "1.3.1"
@@ -2785,6 +3491,12 @@ dependencies = [
  "toml_edit 0.19.15",
 ]
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.20+deprecated"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.69"
@@ -2815,6 +3527,77 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "17fd96390ed3feda12e1dfe2645ed587e0bea749e319333f104a33ff62f77a0b"
 
+[[package]]
+name = "rand"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
+dependencies = [
+ "getrandom 0.1.16",
+ "libc",
+ "rand_chacha 0.2.2",
+ "rand_core 0.5.1",
+ "rand_hc",
+]
+
+[[package]]
+name = "rand"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+dependencies = [
+ "libc",
+ "rand_chacha 0.3.1",
+ "rand_core 0.6.4",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.5.1",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.4",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
+dependencies = [
+ "getrandom 0.1.16",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom 0.2.11",
+]
+
+[[package]]
+name = "rand_hc"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
+dependencies = [
+ "rand_core 0.5.1",
+]
+
 [[package]]
 name = "range-alloc"
 version = "0.1.3"
@@ -2907,6 +3690,21 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "216080ab382b992234dda86873c18d4c48358f5cfcb70fd693d7f6f2131b628b"
 
+[[package]]
+name = "ring"
+version = "0.16.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
+dependencies = [
+ "cc",
+ "libc",
+ "once_cell",
+ "spin",
+ "untrusted",
+ "web-sys",
+ "winapi",
+]
+
 [[package]]
 name = "rodio"
 version = "0.17.3"
@@ -2941,6 +3739,42 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "rustix"
+version = "0.37.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fea8ca367a3a01fe35e6943c400addf443c0f57670e6ec51196f71a4b8762dd2"
+dependencies = [
+ "bitflags 1.3.2",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.48.0",
+]
+
+[[package]]
+name = "rustls"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d1126dcf58e93cee7d098dbda643b5f92ed724f1f6a63007c1116eed6700c81"
+dependencies = [
+ "base64 0.12.3",
+ "log",
+ "ring",
+ "sct",
+ "webpki",
+]
+
 [[package]]
 name = "ruzstd"
 version = "0.4.0"
@@ -2973,6 +3807,31 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
+[[package]]
+name = "sct"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b362b83898e0e69f38515b82ee15aa80636befe47c3b6d3d89a911e78fc228ce"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+dependencies = [
+ "semver-parser",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
+
 [[package]]
 name = "serde"
 version = "1.0.192"
@@ -3004,6 +3863,57 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_qs"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7715380eec75f029a4ef7de39a9200e0a63823176b759d055b613f5a87df6a6"
+dependencies = [
+ "percent-encoding",
+ "serde",
+ "thiserror",
+]
+
+[[package]]
+name = "serde_urlencoded"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
+dependencies = [
+ "form_urlencoded",
+ "itoa",
+ "ryu",
+ "serde",
+]
+
+[[package]]
+name = "sha1"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1da05c97445caa12d05e848c4a4fcbbea29e748ac28f7e80e9b010392063770"
+dependencies = [
+ "sha1_smol",
+]
+
+[[package]]
+name = "sha1_smol"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae1a47186c03a32177042e55dbc5fd5aee900b8e0069a8d70fba96a9375cd012"
+
+[[package]]
+name = "sha2"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
+dependencies = [
+ "block-buffer",
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+ "opaque-debug",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -3025,6 +3935,15 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
 
+[[package]]
+name = "simple-mutex"
+version = "1.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38aabbeafa6f6dead8cebf246fe9fae1f9215c8d29b3a69f93bd62a9e4a3dcd6"
+dependencies = [
+ "event-listener 2.5.3",
+]
+
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -3061,6 +3980,22 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f7916fc008ca5542385b89a3d3ce689953c143e9304a9bf8beec1de48994c0d"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "spin"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+
 [[package]]
 name = "spirv"
 version = "0.2.0+1.5.4"
@@ -3071,12 +4006,98 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "standback"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e113fb6f3de07a243d434a56ec6f186dfd51cb08448239fe7bcae73f87ff28ff"
+dependencies = [
+ "version_check",
+]
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
+[[package]]
+name = "stdweb"
+version = "0.4.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5"
+dependencies = [
+ "discard",
+ "rustc_version",
+ "stdweb-derive",
+ "stdweb-internal-macros",
+ "stdweb-internal-runtime",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "stdweb-derive"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c87a60a40fccc84bef0652345bbbbbe20a605bf5d0ce81719fc476f5c03b50ef"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde",
+ "serde_derive",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "stdweb-internal-macros"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58fa5ff6ad0d98d1ffa8cb115892b6e69d67799f6763e162a1c9db421dc22e11"
+dependencies = [
+ "base-x",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "sha1",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "stdweb-internal-runtime"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
+
+[[package]]
+name = "subtle"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
+
+[[package]]
+name = "surf"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "718b1ae6b50351982dedff021db0def601677f2120938b070eadb10ba4038dd7"
+dependencies = [
+ "async-std",
+ "async-trait",
+ "cfg-if",
+ "futures-util",
+ "getrandom 0.2.11",
+ "http-client",
+ "http-types",
+ "log",
+ "mime_guess",
+ "once_cell",
+ "pin-project-lite",
+ "rustls",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "svg_fmt"
 version = "0.4.1"
@@ -3125,7 +4146,7 @@ version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3c2287b6d7f721ada4cddf61ade5e760b2c6207df041cac9bfaa192897362fd3"
 dependencies = [
- "arrayvec",
+ "arrayvec 0.7.4",
  "grid",
  "num-traits",
  "slotmap",
@@ -3190,6 +4211,44 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "time"
+version = "0.2.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4752a97f8eebd6854ff91f1c1824cd6160626ac4bd44287f7f4ea2035a02a242"
+dependencies = [
+ "const_fn",
+ "libc",
+ "standback",
+ "stdweb",
+ "time-macros",
+ "version_check",
+ "winapi",
+]
+
+[[package]]
+name = "time-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "957e9c6e26f12cb6d0dd7fc776bb67a706312e7299aed74c8dd5b17ebb27e2f1"
+dependencies = [
+ "proc-macro-hack",
+ "time-macros-impl",
+]
+
+[[package]]
+name = "time-macros-impl"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd3c141a1b43194f3f56a1411225df8646c55781d5f26db825b3d98507eb482f"
+dependencies = [
+ "proc-macro-hack",
+ "proc-macro2",
+ "quote",
+ "standback",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "tinyvec"
 version = "1.6.0"
@@ -3205,6 +4264,16 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
+[[package]]
+name = "tokio"
+version = "1.34.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0c014766411e834f7af5b8f4cf46257aab4036ca95e9d2c144a10f59ad6f5b9"
+dependencies = [
+ "backtrace",
+ "pin-project-lite",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "0.6.5"
@@ -3332,12 +4401,42 @@ dependencies = [
  "static_assertions",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
+
+[[package]]
+name = "unicase"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7d2d4dafb69621809a81864c9c1b864479e1235c0dd4e199924b9742439ed89"
+dependencies = [
+ "version_check",
+]
+
+[[package]]
+name = "unicode-bidi"
+version = "0.3.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "92888ba5573ff080736b3648696b70cafad7d250551175acbaa4e0385b3e1460"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
+[[package]]
+name = "unicode-normalization"
+version = "0.1.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c5713f0fc4b5db668a2ac63cdb7bb4469d8c9fed047b1d0292cc7b0ce2ba921"
+dependencies = [
+ "tinyvec",
+]
+
 [[package]]
 name = "unicode-width"
 version = "0.1.11"
@@ -3350,13 +4449,41 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
 
+[[package]]
+name = "universal-hash"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f214e8f697e925001e66ec2c6e37a4ef93f0f78c2eed7814394e10c62025b05"
+dependencies = [
+ "generic-array",
+ "subtle",
+]
+
+[[package]]
+name = "untrusted"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
+
+[[package]]
+name = "url"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "143b538f18257fac9cad154828a57c6bf5157e1aa604d4816b5995bf6de87ae5"
+dependencies = [
+ "form_urlencoded",
+ "idna",
+ "percent-encoding",
+ "serde",
+]
+
 [[package]]
 name = "uuid"
 version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e395fcf16a7a3d8127ec99782007af141946b4795001f876d54fb0d55978560"
 dependencies = [
- "getrandom",
+ "getrandom 0.2.11",
  "serde",
 ]
 
@@ -3366,6 +4493,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "value-bag"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a72e1902dde2bd6441347de2b70b7f5d59bf157c6c62f0c44572607a1d55bbe"
+
 [[package]]
 name = "vec_map"
 version = "0.8.2"
@@ -3394,6 +4527,12 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "wasi"
+version = "0.9.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
+
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -3487,13 +4626,32 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "webpki"
+version = "0.21.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8e38c0608262c46d4a56202ebabdeb094cef7e560ca7a226c6bf055188aa4ea"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
+[[package]]
+name = "webpki-roots"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0f20dea7535251981a9670857150d571846545088359b28e4951d350bdaf179f"
+dependencies = [
+ "webpki",
+]
+
 [[package]]
 name = "wgpu"
 version = "0.17.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "752e44d3998ef35f71830dd1ad3da513e628e2e4d4aedb0ab580f850827a0b41"
 dependencies = [
- "arrayvec",
+ "arrayvec 0.7.4",
  "cfg-if",
  "js-sys",
  "log",
@@ -3517,7 +4675,7 @@ version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0f8a44dd301a30ceeed3c27d8c0090433d3da04d7b2a4042738095a424d12ae7"
 dependencies = [
- "arrayvec",
+ "arrayvec 0.7.4",
  "bit-vec",
  "bitflags 2.4.1",
  "codespan-reporting",
@@ -3541,7 +4699,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a80bf0e3c77399bb52850cb0830af9bad073d5cfcb9dd8253bef8125c42db17"
 dependencies = [
  "android_system_properties",
- "arrayvec",
+ "arrayvec 0.7.4",
  "ash",
  "bit-set",
  "bitflags 2.4.1",
diff --git a/Cargo.toml b/Cargo.toml
index 6c3ac68..ff82013 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,10 +19,11 @@ bevy = { version = "0.12", features = [
     "jpeg",
 ] } ## NOT the local file bevy, the one from the net
 bevy_flycam = { git = "https://github.com/sburris0/bevy_flycam" } ## control
+bevy_http = { git = "https://github.com/oli-obk/bevy_http.git" }
+flate2 = "1.0.28"
 ## bevy_config_cam = { git = "https://github.com/BlackPhlox/bevy_config_cam" } ## { version = "0.3.0"}
 glam = "0"
 
-
 [target.'cfg(not(target_os="macos"))'.dependencies]
 bevy_oxr = { git = "https://github.com/awtterpip/bevy_openxr", optional = true }
 
diff --git a/src/gz.rs b/src/gz.rs
new file mode 100644
index 0000000..763a0f2
--- /dev/null
+++ b/src/gz.rs
@@ -0,0 +1,64 @@
+//! Implements loader for a Gzip compressed asset.
+// Adjusted from the example at https://github.com/bevyengine/bevy/blob/208ecb53dc5aed4baefc5ca5dc73bfdfee16a6e6/examples/asset/asset_decompression.rs
+
+use bevy::gltf::{Gltf, GltfError, GltfLoader};
+use bevy::{
+    asset::{
+        io::{Reader, VecReader},
+        AssetLoader, AsyncReadExt, ErasedLoadedAsset, LoadContext,
+    },
+    prelude::*,
+    reflect::TypePath,
+    utils::BoxedFuture,
+};
+use flate2::read::GzDecoder;
+use std::io::prelude::*;
+
+#[derive(Asset, TypePath)]
+pub struct GzAsset {
+    pub uncompressed: ErasedLoadedAsset,
+}
+
+#[derive(Default)]
+pub struct GzAssetLoader;
+
+impl AssetLoader for GzAssetLoader {
+    type Asset = Gltf;
+    type Settings = ();
+    type Error = GltfError;
+    fn load<'a>(
+        &'a self,
+        reader: &'a mut Reader,
+        settings: &'a (),
+        load_context: &'a mut LoadContext,
+    ) -> BoxedFuture<'a, Result<Self::Asset, Self::Error>> {
+        Box::pin(async move {
+            let mut bytes_compressed = Vec::new();
+            warn!("decompressing glb.gz file");
+
+            reader.read_to_end(&mut bytes_compressed).await?;
+
+            let mut decoder = GzDecoder::new(bytes_compressed.as_slice());
+
+            let mut bytes_uncompressed = Vec::new();
+
+            decoder.read_to_end(&mut bytes_uncompressed)?;
+
+            // Now that we have decompressed the asset, let's pass it back to the
+            // context to continue loading
+
+            let mut reader = VecReader::new(bytes_uncompressed);
+
+            GltfLoader {
+                supported_compressed_formats: default(),
+                custom_vertex_attributes: default(),
+            }
+            .load(&mut reader, settings, load_context)
+            .await
+        })
+    }
+
+    fn extensions(&self) -> &[&str] {
+        &["glb.gz"]
+    }
+}
diff --git a/src/lib.rs b/src/lib.rs
index 047391f..79269b8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,12 +1,15 @@
 //! Loads and renders a glTF file as a scene.
 
 use bevy::prelude::*;
+use bevy_http::HttpAssetReaderPlugin;
 #[cfg(all(feature = "xr", not(target_os = "macos")))]
 use bevy_oxr::xr_input::trackers::OpenXRTrackingRoot;
+use gz::{GzAsset, GzAssetLoader};
 
 type TileMap = tilemap::TileMap<8145>;
 
 mod flycam;
+mod gz;
 mod sun;
 mod tilemap;
 #[cfg(all(feature = "xr", not(target_os = "macos")))]
@@ -14,13 +17,21 @@ mod xr;
 
 #[bevy_main]
 pub fn main() {
+    std::env::set_var("RUST_BACKTRACE", "1");
     let mut app = App::new();
+    app.add_plugins(HttpAssetReaderPlugin {
+        id: "osm2world".into(),
+        base_url: "https://gltiles.osm2world.org/glb/lod1/15/".into(),
+        fake_slash: "NOT_A_DIR_SEPARATOR".into(),
+    });
     if std::env::args().any(|arg| arg == "xr") {
         #[cfg(all(feature = "xr", not(target_os = "macos")))]
         app.add_plugins(xr::Plugin);
     } else {
         app.add_plugins(DefaultPlugins);
     }
+    app.init_asset::<GzAsset>()
+        .init_asset_loader::<GzAssetLoader>();
     app.insert_resource(Msaa::Sample4) // Msaa::Sample4  Msaa::default()   -- Todo: tut nichts?
         .add_plugins(bevy::diagnostic::LogDiagnosticsPlugin::default())
         .add_plugins(bevy::diagnostic::FrameTimeDiagnosticsPlugin)
diff --git a/src/tilemap.rs b/src/tilemap.rs
index bd19337..181d80f 100644
--- a/src/tilemap.rs
+++ b/src/tilemap.rs
@@ -1,13 +1,18 @@
 use std::collections::BTreeMap;
 
-use bevy::prelude::*;
+use bevy::{gltf::Gltf, prelude::*};
+
+enum LoadSource {
+    Local,
+    Network,
+}
 
 #[derive(Component, Default)]
 pub struct TileMap<const TILE_SIZE: u32> {
     /// All currently loaded tiles.
     tiles: BTreeMap<i32, BTreeMap<i32, Entity>>,
     /// The tile currently being loaded.
-    loading: Option<(IVec2, Handle<Scene>)>,
+    loading: Option<(IVec2, Handle<Gltf>, LoadSource)>,
     /// Dummy square to show while a scene is loading
     dummy: Handle<Mesh>,
 }
@@ -72,10 +77,10 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
             return;
         }
         // https://gltiles.osm2world.org/glb/lod1/15/17388/11332.glb#Scene0"
-        let name: String = format!("models/{}_{}.glb#Scene0", pos.x, pos.y);
+        let name: String = format!("{}_{}.glb", pos.x, pos.y);
         // Start loading next tile
-        self.loading = Some((pos, server.load(name))); // "models/17430_11371.glb#Scene0"
-                                                       // Insert dummy tile while loading.
+        self.loading = Some((pos, server.load(name), LoadSource::Local)); // "models/17430_11371.glb#Scene0"
+                                                                          // Insert dummy tile while loading.
         self.tiles
             .entry(pos.x)
             .or_default()
@@ -98,16 +103,16 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
     pub fn update(
         mut commands: Commands,
         server: Res<AssetServer>,
+        scenes: Res<Assets<Gltf>>,
         mut tilemap: Query<(Entity, &mut Self)>,
     ) {
         for (id, mut tilemap) in &mut tilemap {
             // check if the currently loading tile is done
-            if let Some((pos, scene)) = tilemap.loading.take() {
+            if let Some((pos, scene, source)) = tilemap.loading.take() {
                 use bevy::asset::LoadState::*;
                 match server.get_load_state(&scene).unwrap() {
                     NotLoaded | Loading => {
-                        tilemap.loading = Some((pos, scene));
-                        return;
+                        tilemap.loading = Some((pos, scene, source));
                     }
                     Loaded => {
                         // Done, remove dummy tile and insert the real one
@@ -119,6 +124,7 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
                             .unwrap();
 
                         let transform = Self::test_transform(pos);
+                        let scene = scenes.get(scene).unwrap().scenes[0].clone();
                         let tile = commands
                             .spawn((
                                 SceneBundle {
@@ -134,12 +140,27 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
                         commands.entity(dummy).despawn();
                     }
                     Failed => {
-                        error!("failed to load tile {pos}");
+                        match source {
+                            LoadSource::Local => {
+                                warn!("failed to load tile {pos} from disk, trying to load from network");
+                                // FIXME: this `/` between the x and y coordinates causes bevy to think it
+                                // needs to load textures from `assets/XCOORDINATE/textures` instead of
+                                // `assets/textures`. Thus we are using the `NOT_A_DIR_SEPARATOR` hack that
+                                // rewrites this string to a slash just before accessing the network.
+                                // Bevy never sees it.
+                                let scene = server.load(format!(
+                                    "osm2world://{}NOT_A_DIR_SEPARATOR{}.glb.gz",
+                                    pos.x, pos.y
+                                ));
+                                tilemap.loading = Some((pos, scene, LoadSource::Network));
+                            }
+                            LoadSource::Network => {
+                                error!("failed to load tile {pos} from network");
+                            }
+                        }
                     }
                 }
             }
-
-            assert!(tilemap.loading.is_none());
         }
     }
 

From b26671481ae076b220acfa599a35cc7b8c9b6ade Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github@oli-obk.de>
Date: Wed, 22 Nov 2023 12:18:24 +0100
Subject: [PATCH 6/6] add fixme

---
 src/tilemap.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tilemap.rs b/src/tilemap.rs
index 181d80f..98d495a 100644
--- a/src/tilemap.rs
+++ b/src/tilemap.rs
@@ -115,6 +115,9 @@ impl<const TILE_SIZE: u32> TileMap<TILE_SIZE> {
                         tilemap.loading = Some((pos, scene, source));
                     }
                     Loaded => {
+                        // FIXME: implement caching of downloaded assets by implementing something like
+                        // https://github.com/bevyengine/bevy/blob/main/examples/asset/processing/asset_processing.rs
+
                         // Done, remove dummy tile and insert the real one
                         let entity = tilemap
                             .tiles