diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d65b516..169c51f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
 
       - uses: ./.github/actions/setup
 
@@ -42,6 +44,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
 
       - uses: ./.github/actions/setup
         with:
@@ -55,6 +59,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
 
       - uses: ./.github/actions/setup
         with:
@@ -80,6 +86,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
 
       - uses: ./.github/actions/setup
 
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..b74a5e0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "lygia"]
+	path = lygia
+	url = https://github.com/patriciogonzalezvivo/lygia.git
diff --git a/Cargo.lock b/Cargo.lock
index 676be54..0a629f9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -29,9 +29,9 @@ dependencies = [
 
 [[package]]
 name = "accesskit_consumer"
-version = "0.34.0"
+version = "0.35.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a191faf9cb278127e253ba80af4c588527b7b9d824c58220aca00bb162a5a460"
+checksum = "53cf47daed85312e763fbf85ceca136e0d7abc68e0a7e12abe11f48172bc3b10"
 dependencies = [
  "accesskit",
  "hashbrown 0.16.1",
@@ -39,9 +39,9 @@ dependencies = [
 
 [[package]]
 name = "accesskit_macos"
-version = "0.25.0"
+version = "0.26.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dceb1d10a043047187e8fc6f4f11e02ab0ed3f8b5848c10cf19fc1e2191e0c2"
+checksum = "534bc3fdc89a64a1db3c46b33c198fde2b7c3c7d094e5809c8c8bf2970c18243"
 dependencies = [
  "accesskit",
  "accesskit_consumer",
@@ -53,9 +53,9 @@ dependencies = [
 
 [[package]]
 name = "accesskit_windows"
-version = "0.32.0"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4983e64eb7e317c7d8f6348363d24f955bed51c0216ad67c19857c2b8605e576"
+checksum = "eff7009f1a532e917d66970a1e80c965140c6cfbbabbdde3d64e5431e6c78e21"
 dependencies = [
  "accesskit",
  "accesskit_consumer",
@@ -67,9 +67,9 @@ dependencies = [
 
 [[package]]
 name = "accesskit_winit"
-version = "0.32.1"
+version = "0.32.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e019a33d56f1c81b5cc593c2e2bcbbe97177f38a8f6e387b1df7eb4d8b2d9e06"
+checksum = "1fe9a94394896352cc4660ca2288bd4ef883d83238853c038b44070c8f134313"
 dependencies = [
  "accesskit",
  "accesskit_macos",
@@ -194,6 +194,17 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "annotate-snippets"
+version = "0.12.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74fc7650eedcb2fee505aad48491529e408f0e854c2d9f63eb86c1361b9b3f93"
+dependencies = [
+ "anstyle",
+ "memchr",
+ "unicode-width",
+]
+
 [[package]]
 name = "anstream"
 version = "0.6.21"
@@ -303,6 +314,15 @@ dependencies = [
  "stable_deref_trait",
 ]
 
+[[package]]
+name = "ascii-canvas"
+version = "4.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef1e3e699d84ab1b0911a1010c5c106aa34ae89aeac103be5ce0c3859db1e891"
+dependencies = [
+ "term",
+]
+
 [[package]]
 name = "ash"
 version = "0.38.0+1.3.281"
@@ -487,7 +507,7 @@ checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 [[package]]
 name = "bevy"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_internal",
 ]
@@ -495,7 +515,7 @@ dependencies = [
 [[package]]
 name = "bevy_a11y"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "accesskit",
  "bevy_app",
@@ -507,7 +527,7 @@ dependencies = [
 [[package]]
 name = "bevy_android"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "android-activity",
 ]
@@ -515,7 +535,7 @@ dependencies = [
 [[package]]
 name = "bevy_animation"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_animation_macros",
  "bevy_app",
@@ -534,7 +554,7 @@ dependencies = [
  "derive_more",
  "downcast-rs 2.0.2",
  "either",
- "petgraph",
+ "petgraph 0.8.3",
  "ron",
  "serde",
  "smallvec",
@@ -547,7 +567,7 @@ dependencies = [
 [[package]]
 name = "bevy_animation_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "quote",
@@ -557,7 +577,7 @@ dependencies = [
 [[package]]
 name = "bevy_anti_alias"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -579,7 +599,7 @@ dependencies = [
 [[package]]
 name = "bevy_app"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_derive",
  "bevy_ecs",
@@ -601,7 +621,7 @@ dependencies = [
 [[package]]
 name = "bevy_asset"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "async-broadcast",
  "async-channel",
@@ -644,7 +664,7 @@ dependencies = [
 [[package]]
 name = "bevy_asset_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "proc-macro2",
@@ -655,7 +675,7 @@ dependencies = [
 [[package]]
 name = "bevy_audio"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -672,7 +692,7 @@ dependencies = [
 [[package]]
 name = "bevy_camera"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -697,7 +717,7 @@ dependencies = [
 [[package]]
 name = "bevy_color"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_math",
  "bevy_reflect",
@@ -712,7 +732,7 @@ dependencies = [
 [[package]]
 name = "bevy_core_pipeline"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -740,7 +760,7 @@ dependencies = [
 [[package]]
 name = "bevy_derive"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "quote",
@@ -750,7 +770,7 @@ dependencies = [
 [[package]]
 name = "bevy_dev_tools"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -781,7 +801,7 @@ dependencies = [
 [[package]]
 name = "bevy_diagnostic"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "atomic-waker",
  "bevy_app",
@@ -798,7 +818,7 @@ dependencies = [
 [[package]]
 name = "bevy_ecs"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "arrayvec",
  "bevy_ecs_macros",
@@ -825,7 +845,7 @@ dependencies = [
 [[package]]
 name = "bevy_ecs_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "proc-macro2",
@@ -836,7 +856,7 @@ dependencies = [
 [[package]]
 name = "bevy_encase_derive"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "encase_derive_impl",
@@ -845,7 +865,7 @@ dependencies = [
 [[package]]
 name = "bevy_feathers"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "accesskit",
  "bevy_a11y",
@@ -874,7 +894,7 @@ dependencies = [
 [[package]]
 name = "bevy_gilrs"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -889,7 +909,7 @@ dependencies = [
 [[package]]
 name = "bevy_gizmos"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -908,7 +928,7 @@ dependencies = [
 [[package]]
 name = "bevy_gizmos_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "quote",
@@ -918,7 +938,7 @@ dependencies = [
 [[package]]
 name = "bevy_gizmos_render"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -943,7 +963,7 @@ dependencies = [
 [[package]]
 name = "bevy_gltf"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "async-lock",
  "base64",
@@ -978,7 +998,7 @@ dependencies = [
 [[package]]
 name = "bevy_image"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1006,7 +1026,7 @@ dependencies = [
 [[package]]
 name = "bevy_input"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -1022,7 +1042,7 @@ dependencies = [
 [[package]]
 name = "bevy_input_focus"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -1038,7 +1058,7 @@ dependencies = [
 [[package]]
 name = "bevy_internal"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_a11y",
  "bevy_android",
@@ -1094,7 +1114,7 @@ dependencies = [
 [[package]]
 name = "bevy_light"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1118,7 +1138,7 @@ dependencies = [
 [[package]]
 name = "bevy_log"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "android_log-sys",
  "bevy_app",
@@ -1135,7 +1155,7 @@ dependencies = [
 [[package]]
 name = "bevy_macro_utils"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1146,7 +1166,7 @@ dependencies = [
 [[package]]
 name = "bevy_material"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_asset",
  "bevy_derive",
@@ -1168,7 +1188,7 @@ dependencies = [
 [[package]]
 name = "bevy_material_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "quote",
@@ -1178,7 +1198,7 @@ dependencies = [
 [[package]]
 name = "bevy_math"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "approx",
  "arrayvec",
@@ -1197,13 +1217,13 @@ dependencies = [
 [[package]]
 name = "bevy_mesh"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
  "bevy_derive",
  "bevy_ecs",
- "bevy_image",
+ "bevy_encase_derive",
  "bevy_math",
  "bevy_mikktspace",
  "bevy_platform",
@@ -1212,6 +1232,8 @@ dependencies = [
  "bitflags 2.11.0",
  "bytemuck",
  "derive_more",
+ "encase",
+ "glam",
  "hexasphere",
  "thiserror 2.0.18",
  "tracing",
@@ -1240,11 +1262,21 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bff34eb29ff4b8a8688bc7299f14fb6b597461ca80fec03ed7d22939ab33e48f"
 
+[[package]]
+name = "bevy_naga_reflect"
+version = "0.1.0"
+source = "git+https://github.com/tychedelia/bevy_naga_reflect#98612a63a847401da144150d786e7455a32cd7e1"
+dependencies = [
+ "bevy",
+ "naga",
+]
+
 [[package]]
 name = "bevy_pbr"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
+ "arrayvec",
  "bevy_app",
  "bevy_asset",
  "bevy_camera",
@@ -1283,7 +1315,7 @@ dependencies = [
 [[package]]
 name = "bevy_picking"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1306,7 +1338,7 @@ dependencies = [
 [[package]]
 name = "bevy_platform"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "critical-section",
  "foldhash 0.2.0",
@@ -1321,13 +1353,13 @@ dependencies = [
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-time",
- "windows-sys 0.59.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
 name = "bevy_post_process"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1351,12 +1383,12 @@ dependencies = [
 [[package]]
 name = "bevy_ptr"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 
 [[package]]
 name = "bevy_reflect"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "assert_type_match",
  "bevy_platform",
@@ -1371,7 +1403,7 @@ dependencies = [
  "glam",
  "indexmap",
  "inventory",
- "petgraph",
+ "petgraph 0.8.3",
  "serde",
  "smallvec",
  "smol_str",
@@ -1384,7 +1416,7 @@ dependencies = [
 [[package]]
 name = "bevy_reflect_derive"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "indexmap",
@@ -1397,7 +1429,7 @@ dependencies = [
 [[package]]
 name = "bevy_render"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "async-channel",
  "bevy_app",
@@ -1449,7 +1481,7 @@ dependencies = [
 [[package]]
 name = "bevy_render_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "proc-macro2",
@@ -1460,7 +1492,7 @@ dependencies = [
 [[package]]
 name = "bevy_scene"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1481,7 +1513,7 @@ dependencies = [
 [[package]]
 name = "bevy_shader"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_asset",
  "bevy_platform",
@@ -1492,13 +1524,14 @@ dependencies = [
  "serde",
  "thiserror 2.0.18",
  "tracing",
+ "wesl",
  "wgpu-types",
 ]
 
 [[package]]
 name = "bevy_sprite"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1523,7 +1556,7 @@ dependencies = [
 [[package]]
 name = "bevy_sprite_render"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1555,7 +1588,7 @@ dependencies = [
 [[package]]
 name = "bevy_state"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -1570,7 +1603,7 @@ dependencies = [
 [[package]]
 name = "bevy_state_macros"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_macro_utils",
  "quote",
@@ -1580,7 +1613,7 @@ dependencies = [
 [[package]]
 name = "bevy_tasks"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "async-channel",
  "async-executor",
@@ -1598,7 +1631,7 @@ dependencies = [
 [[package]]
 name = "bevy_text"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1625,7 +1658,7 @@ dependencies = [
 [[package]]
 name = "bevy_time"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -1639,7 +1672,7 @@ dependencies = [
 [[package]]
 name = "bevy_transform"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_ecs",
@@ -1656,7 +1689,7 @@ dependencies = [
 [[package]]
 name = "bevy_ui"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "accesskit",
  "bevy_a11y",
@@ -1690,7 +1723,7 @@ dependencies = [
 [[package]]
 name = "bevy_ui_render"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1721,7 +1754,7 @@ dependencies = [
 [[package]]
 name = "bevy_ui_widgets"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "accesskit",
  "bevy_a11y",
@@ -1740,7 +1773,7 @@ dependencies = [
 [[package]]
 name = "bevy_utils"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "async-channel",
  "bevy_platform",
@@ -1751,7 +1784,7 @@ dependencies = [
 [[package]]
 name = "bevy_window"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "bevy_app",
  "bevy_asset",
@@ -1769,7 +1802,7 @@ dependencies = [
 [[package]]
 name = "bevy_winit"
 version = "0.19.0-dev"
-source = "git+https://github.com/bevyengine/bevy?branch=main#54b217b9a2d72ff4facb5caa8253e18078546630"
+source = "git+https://github.com/bevyengine/bevy?branch=main#0dcba0d0c66974462282323b2d5ee34ffbb36119"
 dependencies = [
  "accesskit",
  "accesskit_winit",
@@ -1883,6 +1916,15 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"
 
+[[package]]
+name = "block-buffer"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "block2"
 version = "0.5.1"
@@ -1898,7 +1940,7 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cdeb9d870516001442e364c5220d3574d2da8dc765554b4a617230d33fa58ef5"
 dependencies = [
- "objc2 0.6.3",
+ "objc2 0.6.4",
 ]
 
 [[package]]
@@ -2400,14 +2442,24 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "460fbee9c2c2f33933d720630a6a0bac33ba7053db5344fac858d4b8952d77d5"
 
+[[package]]
+name = "crypto-common"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78c8292055d1c1df0cce5d180393dc8cce0abec0a7102adb6c7b1eef6016d60a"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
 [[package]]
 name = "ctrlc"
-version = "3.5.1"
+version = "3.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73736a89c4aff73035ba2ed2e565061954da00d4970fc9ac25dcc85a2a20d790"
+checksum = "e0b1fab2ae45819af2d0731d60f2afe17227ebb1a1538a236da84c93e9a60162"
 dependencies = [
  "dispatch2",
- "nix",
+ "nix 0.31.2",
  "windows-sys 0.61.2",
 ]
 
@@ -2452,6 +2504,16 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "digest"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+]
+
 [[package]]
 name = "dispatch"
 version = "0.2.0"
@@ -2460,14 +2522,14 @@ checksum = "bd0c93bb4b0c6d9b77f4435b0ae98c24d17f1c45b2ff844c6151a07256ca923b"
 
 [[package]]
 name = "dispatch2"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89a09f22a6c6069a18470eb92d2298acf25463f14256d24778e1230d789a2aec"
+checksum = "1e0e367e4e7da84520dedcac1901e4da967309406d1e51017ae1abfb97adbd38"
 dependencies = [
  "bitflags 2.11.0",
  "block2 0.6.2",
  "libc",
- "objc2 0.6.3",
+ "objc2 0.6.4",
 ]
 
 [[package]]
@@ -2529,6 +2591,15 @@ version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
 
+[[package]]
+name = "ena"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eabffdaee24bd1bf95c5ef7cec31260444317e72ea56c4c91750e8b7ee58d5f1"
+dependencies = [
+ "log",
+]
+
 [[package]]
 name = "encase"
 version = "0.12.0"
@@ -2588,9 +2659,9 @@ checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
 [[package]]
 name = "erased-serde"
-version = "0.4.9"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89e8918065695684b2b0702da20382d5ae6065cf3327bc2d6436bd49a71ce9f3"
+checksum = "d2add8a07dd6a8d93ff627029c51de145e12686fbc36ecb298ac22e74cf02dec"
 dependencies = [
  "serde",
  "serde_core",
@@ -2866,6 +2937,16 @@ dependencies = [
  "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 = "gethostname"
 version = "1.1.0"
@@ -2885,20 +2966,20 @@ dependencies = [
  "cfg-if",
  "js-sys",
  "libc",
- "r-efi",
+ "r-efi 5.3.0",
  "wasip2",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "getrandom"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "139ef39800118c7683f2fd3c98c1b23c09ae076556b435f8e9064ae108aaeeec"
+checksum = "0de51e6874e94e7bf76d726fc5d13ba782deca734ff60d5bb2fb2607c7406555"
 dependencies = [
  "cfg-if",
  "libc",
- "r-efi",
+ "r-efi 6.0.0",
  "wasip2",
  "wasip3",
 ]
@@ -2937,7 +3018,7 @@ dependencies = [
  "libc",
  "libudev-sys",
  "log",
- "nix",
+ "nix 0.30.1",
  "objc2-core-foundation",
  "objc2-io-kit",
  "uuid",
@@ -2960,9 +3041,9 @@ dependencies = [
 
 [[package]]
 name = "glam"
-version = "0.32.0"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34627c5158214743a374170fed714833fdf4e4b0cbcc1ea98417866a4c5d4441"
+checksum = "f70749695b063ecbf6b62949ccccde2e733ec3ecbbd71d467dca4e5c6c97cca0"
 dependencies = [
  "bytemuck",
  "encase",
@@ -3117,6 +3198,7 @@ dependencies = [
  "cfg-if",
  "crunchy",
  "num-traits",
+ "serde",
  "zerocopy",
 ]
 
@@ -3225,9 +3307,9 @@ checksum = "3d3067d79b975e8844ca9eb072e16b31c3c1c36928edf9c6789548c524d0d954"
 
 [[package]]
 name = "image"
-version = "0.25.9"
+version = "0.25.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6506c6c10786659413faa717ceebcb8f70731c0a60cbae39795fdf114519c1a"
+checksum = "85ab80394333c02fe689eaf900ab500fbd0c2213da414687ebf995a65d5a6104"
 dependencies = [
  "bytemuck",
  "byteorder-lite",
@@ -3243,8 +3325,8 @@ dependencies = [
  "rayon",
  "rgb",
  "tiff",
- "zune-core 0.5.1",
- "zune-jpeg 0.5.12",
+ "zune-core",
+ "zune-jpeg",
 ]
 
 [[package]]
@@ -3292,9 +3374,9 @@ checksum = "a257582fdcde896fd96463bf2d40eefea0580021c0712a0e2b028b60b47a837a"
 
 [[package]]
 name = "inotify"
-version = "0.11.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f37dccff2791ab604f9babef0ba14fbe0be30bd368dc541e2b08d07c8aa908f3"
+checksum = "bd5b3eaf1a28b758ac0faa5a4254e8ab2705605496f1b1f3fbbc3988ad73d199"
 dependencies = [
  "bitflags 2.11.0",
  "inotify-sys",
@@ -3394,14 +3476,23 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.90"
+version = "0.3.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14dc6f6450b3f6d4ed5b16327f38fed626d375a886159ca555bd7822c0c3a5a6"
+checksum = "b49715b7073f385ba4bc528e5747d02e66cb39c6146efb66b781f131f0fb399c"
 dependencies = [
  "once_cell",
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "keccak"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb26cec98cce3a3d96cbb7bced3c4b16e3d13f27ec56dbd62cbc8f39cfb9d653"
+dependencies = [
+ "cpufeatures",
+]
+
 [[package]]
 name = "khronos-egl"
 version = "6.0.0"
@@ -3448,6 +3539,37 @@ dependencies = [
  "bitflags 2.11.0",
 ]
 
+[[package]]
+name = "lalrpop"
+version = "0.22.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba4ebbd48ce411c1d10fb35185f5a51a7bfa3d8b24b4e330d30c9e3a34129501"
+dependencies = [
+ "ascii-canvas",
+ "bit-set",
+ "ena",
+ "itertools 0.14.0",
+ "lalrpop-util",
+ "petgraph 0.7.1",
+ "regex",
+ "regex-syntax",
+ "sha3",
+ "string_cache",
+ "term",
+ "unicode-xid",
+ "walkdir",
+]
+
+[[package]]
+name = "lalrpop-util"
+version = "0.22.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5baa5e9ff84f1aefd264e6869907646538a52147a755d494517a8007fb48733"
+dependencies = [
+ "regex-automata",
+ "rustversion",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -3477,11 +3599,77 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "lexical"
+version = "7.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bc8a009b2ff1f419ccc62706f04fe0ca6e67b37460513964a3dfdb919bb37d6"
+dependencies = [
+ "lexical-core",
+]
+
+[[package]]
+name = "lexical-core"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d8d125a277f807e55a77304455eb7b1cb52f2b18c143b60e766c120bd64a594"
+dependencies = [
+ "lexical-parse-float",
+ "lexical-parse-integer",
+ "lexical-util",
+ "lexical-write-float",
+ "lexical-write-integer",
+]
+
+[[package]]
+name = "lexical-parse-float"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "52a9f232fbd6f550bc0137dcb5f99ab674071ac2d690ac69704593cb4abbea56"
+dependencies = [
+ "lexical-parse-integer",
+ "lexical-util",
+]
+
+[[package]]
+name = "lexical-parse-integer"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a7a039f8fb9c19c996cd7b2fcce303c1b2874fe1aca544edc85c4a5f8489b34"
+dependencies = [
+ "lexical-util",
+]
+
+[[package]]
+name = "lexical-util"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2604dd126bb14f13fb5d1bd6a66155079cb9fa655b37f875b3a742c705dbed17"
+
+[[package]]
+name = "lexical-write-float"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50c438c87c013188d415fbabbb1dceb44249ab81664efbd31b14ae55dabb6361"
+dependencies = [
+ "lexical-util",
+ "lexical-write-integer",
+]
+
+[[package]]
+name = "lexical-write-integer"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "409851a618475d2d5796377cad353802345cba92c867d9fbcde9cf4eac4e14df"
+dependencies = [
+ "lexical-util",
+]
+
 [[package]]
 name = "libc"
-version = "0.2.182"
+version = "0.2.183"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6800badb6cb2082ffd7b6a67e6125bb39f18782f793520caee8cb8846be06112"
+checksum = "b5b646652bf6661599e1da8901b3b9522896f01e736bad5f723fe7a3a27f899d"
 
 [[package]]
 name = "libfuzzer-sys"
@@ -3511,13 +3699,14 @@ checksum = "b6d2cec3eae94f9f509c767b45932f1ada8350c4bdb85af2fcab4a3c14807981"
 
 [[package]]
 name = "libredox"
-version = "0.1.12"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d0b95e02c851351f877147b7deea7b1afb1df71b63aa5f8270716e0c5720616"
+checksum = "1744e39d1d6a9948f4f388969627434e31128196de472883b39f148769bfe30a"
 dependencies = [
  "bitflags 2.11.0",
  "libc",
- "redox_syscall 0.7.2",
+ "plain",
+ "redox_syscall 0.7.3",
 ]
 
 [[package]]
@@ -3575,6 +3764,38 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
+[[package]]
+name = "logos"
+version = "0.16.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb2c55a318a87600ea870ff8c2012148b44bf18b74fad48d0f835c38c7d07c5f"
+dependencies = [
+ "logos-derive",
+]
+
+[[package]]
+name = "logos-codegen"
+version = "0.16.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58b3ffaa284e1350d017a57d04ada118c4583cf260c8fb01e0fe28a2e9cf8970"
+dependencies = [
+ "fnv",
+ "proc-macro2",
+ "quote",
+ "regex-automata",
+ "regex-syntax",
+ "syn",
+]
+
+[[package]]
+name = "logos-derive"
+version = "0.16.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "52d3a9855747c17eaf4383823f135220716ab49bea5fbea7dd42cc9a92f8aa31"
+dependencies = [
+ "logos-codegen",
+]
+
 [[package]]
 name = "loop9"
 version = "0.1.5"
@@ -3586,9 +3807,9 @@ dependencies = [
 
 [[package]]
 name = "lyon"
-version = "1.0.16"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbcb7d54d54c8937364c9d41902d066656817dce1e03a44e5533afebd1ef4352"
+checksum = "bd0578bdecb7d6d88987b8b2b1e3a4e2f81df9d0ece1078623324a567904e7b7"
 dependencies = [
  "lyon_algorithms",
  "lyon_tessellation",
@@ -3596,9 +3817,9 @@ dependencies = [
 
 [[package]]
 name = "lyon_algorithms"
-version = "1.0.16"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c0829e28c4f336396f250d850c3987e16ce6db057ffe047ce0dd54aab6b647"
+checksum = "9815fac08e6fd96733a11dce4f9d15a3f338e96a2e2311ee21e1b738efc2bc0f"
 dependencies = [
  "lyon_path",
  "num-traits",
@@ -3606,9 +3827,9 @@ dependencies = [
 
 [[package]]
 name = "lyon_geom"
-version = "1.0.18"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e260b6de923e6e47adfedf6243013a7a874684165a6a277594ee3906021b2343"
+checksum = "4336502e29e32af93cf2dad2214ed6003c17ceb5bd499df77b1de663b9042b92"
 dependencies = [
  "arrayvec",
  "euclid",
@@ -3617,9 +3838,9 @@ dependencies = [
 
 [[package]]
 name = "lyon_path"
-version = "1.0.16"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1aeca86bcfd632a15984ba029b539ffb811e0a70bf55e814ef8b0f54f506fdeb"
+checksum = "5c463f9c428b7fc5ec885dcd39ce4aa61e29111d0e33483f6f98c74e89d8621e"
 dependencies = [
  "lyon_geom",
  "num-traits",
@@ -3627,9 +3848,9 @@ dependencies = [
 
 [[package]]
 name = "lyon_tessellation"
-version = "1.0.16"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3f586142e1280335b1bc89539f7c97dd80f08fc43e9ab1b74ef0a42b04aa353"
+checksum = "05a35a7dd71b845ff317ce1834c4185506b79790294bde397df8d5c23031e357"
 dependencies = [
  "float_next_after",
  "lyon_path",
@@ -3759,9 +3980,9 @@ dependencies = [
 
 [[package]]
 name = "moxcms"
-version = "0.7.11"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac9557c559cd6fc9867e122e20d2cbefc9ca29d80d027a8e39310920ed2f0a97"
+checksum = "bb85c154ba489f01b25c0d36ae69a87e4a1c73a72631fc6c0eb6dde34a73e44b"
 dependencies = [
  "num-traits",
  "pxfm",
@@ -3789,6 +4010,7 @@ dependencies = [
  "once_cell",
  "pp-rs",
  "rustc-hash 1.1.0",
+ "serde",
  "spirv",
  "thiserror 2.0.18",
  "unicode-ident",
@@ -3882,6 +4104,18 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nix"
+version = "0.31.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d6d0705320c1e6ba1d912b5e37cf18071b6c2e9b7fa8215a1e8a7651966f5d3"
+dependencies = [
+ "bitflags 2.11.0",
+ "cfg-if",
+ "cfg_aliases",
+ "libc",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -4071,9 +4305,9 @@ dependencies = [
 
 [[package]]
 name = "objc2"
-version = "0.6.3"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7c2599ce0ec54857b29ce62166b0ed9b4f6f1a70ccc9a71165b6154caca8c05"
+checksum = "3a12a8ed07aefc768292f076dc3ac8c48f3781c8f2d5851dd3d98950e8c5a89f"
 dependencies = [
  "objc2-encode",
 ]
@@ -4103,7 +4337,7 @@ dependencies = [
  "bitflags 2.11.0",
  "block2 0.6.2",
  "libc",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-cloud-kit 0.3.2",
  "objc2-core-data 0.3.2",
  "objc2-core-foundation",
@@ -4135,7 +4369,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73ad74d880bb43877038da939b7427bba67e9dd42004a18b809ba7d87cee241c"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-foundation 0.3.2",
 ]
 
@@ -4169,7 +4403,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b402a653efbb5e82ce4df10683b6b28027616a2715e90009947d50b8dd298fa"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-foundation 0.3.2",
 ]
 
@@ -4181,7 +4415,7 @@ checksum = "2a180dd8642fa45cdb7dd721cd4c11b1cadd4929ce112ebd8b9f5803cc79d536"
 dependencies = [
  "bitflags 2.11.0",
  "dispatch2",
- "objc2 0.6.3",
+ "objc2 0.6.4",
 ]
 
 [[package]]
@@ -4192,7 +4426,7 @@ checksum = "e022c9d066895efa1345f8e33e584b9f958da2fd4cd116792e15e07e4720a807"
 dependencies = [
  "bitflags 2.11.0",
  "dispatch2",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-core-foundation",
  "objc2-io-surface",
 ]
@@ -4215,7 +4449,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5d563b38d2b97209f8e861173de434bd0214cf020e3423a52624cd1d989f006"
 dependencies = [
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-foundation 0.3.2",
 ]
 
@@ -4238,7 +4472,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0cde0dfb48d25d2b4862161a4d5fcc0e3c24367869ad306b0c9ec0073bfed92d"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-core-foundation",
  "objc2-core-graphics",
 ]
@@ -4250,7 +4484,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d425caf1df73233f29fd8a5c3e5edbc30d2d4307870f802d18f00d83dc5141a6"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-core-foundation",
  "objc2-core-graphics",
  "objc2-io-surface",
@@ -4282,7 +4516,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3e0adef53c21f888deb4fa59fc59f7eb17404926ee8a6f59f5df0fd7f9f3272"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-core-foundation",
 ]
 
@@ -4304,7 +4538,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "180788110936d59bab6bd83b6060ffdfffb3b922ba1396b312ae795e1de9d81d"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-core-foundation",
 ]
 
@@ -4352,7 +4586,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96c1358452b371bf9f104e21ec536d37a650eb10f7ee379fff67d2e08d537f1f"
 dependencies = [
  "bitflags 2.11.0",
- "objc2 0.6.3",
+ "objc2 0.6.4",
  "objc2-foundation 0.3.2",
 ]
 
@@ -4554,6 +4788,16 @@ version = "2.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 
+[[package]]
+name = "petgraph"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3672b37090dbd86368a4145bc067582552b29c27377cad4e0a306c97f9bd7772"
+dependencies = [
+ "fixedbitset",
+ "indexmap",
+]
+
 [[package]]
 name = "petgraph"
 version = "0.8.3"
@@ -4567,20 +4811,29 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "phf_shared"
+version = "0.11.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67eabc2ef2a60eb7faa00097bd1ffdb5bd28e62bf39990626a582201b7a754e5"
+dependencies = [
+ "siphasher",
+]
+
 [[package]]
 name = "pin-project"
-version = "1.1.10"
+version = "1.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "677f1add503faace112b9f1373e43e9e054bfdd22ff1a63c1bc485eaec6a6a8a"
+checksum = "f1749c7ed4bcaf4c3d0a3efc28538844fb29bcdd7d2b67b2be7e20ba861ff517"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "1.1.10"
+version = "1.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e918e4ff8c4549eb882f14b3a4bc8c8bc93de829416eacf579f1207a8fbf861"
+checksum = "d9b20ed30f105399776b9c883e68e536ef602a16ae6f596d2c473591d6ad64c6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4589,15 +4842,15 @@ dependencies = [
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.16"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
+checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
 
 [[package]]
 name = "piper"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96c8c490f422ef9a4efd2cb5b42b76c8613d7e7dfc1caf667b8a3350a5acc066"
+checksum = "c835479a4443ded371d6c535cbfd8d31ad92c5d23ae9770a61bc155e4992a3c1"
 dependencies = [
  "atomic-waker",
  "fastrand",
@@ -4610,6 +4863,12 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
+[[package]]
+name = "plain"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
+
 [[package]]
 name = "png"
 version = "0.18.1"
@@ -4670,6 +4929,12 @@ dependencies = [
  "zerocopy",
 ]
 
+[[package]]
+name = "precomputed-hash"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
+
 [[package]]
 name = "presser"
 version = "0.3.1"
@@ -4688,11 +4953,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-crate"
-version = "3.4.0"
+version = "3.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "219cb19e96be00ab2e37d6e299658a0cfa83e52429179969b0f0121b4ac46983"
+checksum = "e67ba7e9b2b56446f1d419b1d807906278ffa1a658a8a5d8a39dcb1f5a78614f"
 dependencies = [
- "toml_edit 0.23.10+spec-1.0.0",
+ "toml_edit 0.25.4+spec-1.1.0",
 ]
 
 [[package]]
@@ -4747,11 +5012,13 @@ name = "processing_render"
 version = "0.1.0"
 dependencies = [
  "bevy",
+ "bevy_naga_reflect",
  "crossbeam-channel",
  "half",
  "js-sys",
  "lyon",
- "objc2 0.6.3",
+ "naga",
+ "objc2 0.6.4",
  "objc2-app-kit 0.3.2",
  "processing_midi",
  "raw-window-handle",
@@ -4761,6 +5028,7 @@ dependencies = [
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
+ "wesl",
  "windows 0.58.0",
 ]
 
@@ -4798,12 +5066,9 @@ dependencies = [
 
 [[package]]
 name = "pxfm"
-version = "0.1.27"
+version = "0.1.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7186d3822593aa4393561d186d1393b3923e9d6163d3fbfd6e825e3e6cf3e6a8"
-dependencies = [
- "num-traits",
-]
+checksum = "b5a041e753da8b807c9255f28de81879c78c876392ff2469cde94799b2896b9d"
 
 [[package]]
 name = "pyo3"
@@ -4883,18 +5148,18 @@ checksum = "a993555f31e5a609f617c12db6250dedcac1b0a85076912c436e6fc9b2c8e6a3"
 
 [[package]]
 name = "quick-xml"
-version = "0.38.4"
+version = "0.39.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b66c2058c55a409d601666cffe35f04333cf1013010882cec174a7467cd4e21c"
+checksum = "958f21e8e7ceb5a1aa7fa87fab28e7c75976e0bfe7e23ff069e0a260f894067d"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.44"
+version = "1.0.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21b2ebcf727b7760c461f091f9f0f539b77b8e87f2fd88131e7f1b433b3cece4"
+checksum = "41f2619966050689382d2b44f664f4bc593e129785a36d6ee376ddf37259b924"
 dependencies = [
  "proc-macro2",
 ]
@@ -4905,6 +5170,12 @@ version = "5.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
 
+[[package]]
+name = "r-efi"
+version = "6.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
+
 [[package]]
 name = "radsort"
 version = "0.1.1"
@@ -4927,7 +5198,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc266eb313df6c5c09c1c7b1fbe2510961e5bcd3add930c1e31f7ed9da0feff8"
 dependencies = [
- "getrandom 0.4.1",
+ "getrandom 0.4.2",
  "rand_core 0.10.0",
 ]
 
@@ -4968,9 +5239,9 @@ dependencies = [
 
 [[package]]
 name = "range-alloc"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3d6831663a5098ea164f89cff59c6284e95f4e3c76ce9848d4529f5ccca9bde"
+checksum = "ca45419789ae5a7899559e9512e58ca889e41f04f1f2445e9f4b290ceccd1d08"
 
 [[package]]
 name = "rav1e"
@@ -5009,9 +5280,9 @@ dependencies = [
 
 [[package]]
 name = "ravif"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef69c1990ceef18a116855938e74793a5f7496ee907562bd0857b6ac734ab285"
+checksum = "e52310197d971b0f5be7fe6b57530dcd27beb35c1b013f29d66c1ad73fbbcc45"
 dependencies = [
  "avif-serialize",
  "imgref",
@@ -5085,9 +5356,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d94dd2f7cd932d4dc02cc8b2b50dfd38bd079a4e5d79198b99743d7fcf9a4b4"
+checksum = "6ce70a74e890531977d37e532c34d45e9055d2409ed08ddba14529471ed0be16"
 dependencies = [
  "bitflags 2.11.0",
 ]
@@ -5317,6 +5588,16 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "sha3"
+version = "0.10.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
+dependencies = [
+ "digest",
+ "keccak",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -5347,6 +5628,12 @@ dependencies = [
  "quote",
 ]
 
+[[package]]
+name = "siphasher"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2aa850e253778c88a04c3d7323b043aeda9d3e30d5971937c1855769763678e"
+
 [[package]]
 name = "skrifa"
 version = "0.37.0"
@@ -5457,6 +5744,18 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6637bab7722d379c8b41ba849228d680cc12d0a45ba1fa2b48f2a30577a06731"
 
+[[package]]
+name = "string_cache"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf776ba3fa74f83bf4b63c3dcbbf82173db2632ed8452cb2d891d33f459de70f"
+dependencies = [
+ "new_debug_unreachable",
+ "parking_lot",
+ "phf_shared",
+ "precomputed-hash",
+]
+
 [[package]]
 name = "strsim"
 version = "0.11.1"
@@ -5502,9 +5801,9 @@ dependencies = [
 
 [[package]]
 name = "sysinfo"
-version = "0.38.0"
+version = "0.38.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe840c5b1afe259a5657392a4dbb74473a14c8db999c3ec2f4ae812e028a94da"
+checksum = "92ab6a2f8bfe508deb3c6406578252e491d299cbbf3bc0529ecc3313aee4a52f"
 dependencies = [
  "libc",
  "memchr",
@@ -5539,12 +5838,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "82a72c767771b47409d2345987fda8628641887d5466101319899796367354a0"
 dependencies = [
  "fastrand",
- "getrandom 0.4.1",
+ "getrandom 0.4.2",
  "once_cell",
  "rustix 1.1.4",
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "term"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8c27177b12a6399ffc08b98f76f7c9a1f4fe9fc967c784c5a071fa8d93cf7e1"
+dependencies = [
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.4.1"
@@ -5605,16 +5913,16 @@ dependencies = [
 
 [[package]]
 name = "tiff"
-version = "0.10.3"
+version = "0.11.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af9605de7fee8d9551863fd692cce7637f548dbd9db9180fcc07ccc6d26c336f"
+checksum = "b63feaf3343d35b6ca4d50483f94843803b0f51634937cc2ec519fc32232bc52"
 dependencies = [
  "fax",
  "flate2",
  "half",
  "quick-error",
  "weezl",
- "zune-jpeg 0.4.21",
+ "zune-jpeg",
 ]
 
 [[package]]
@@ -5677,7 +5985,7 @@ dependencies = [
  "indexmap",
  "serde_core",
  "serde_spanned",
- "toml_datetime",
+ "toml_datetime 0.7.5+spec-1.1.0",
  "toml_parser",
  "toml_writer",
  "winnow",
@@ -5692,26 +6000,35 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "toml_datetime"
+version = "1.0.0+spec-1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32c2555c699578a4f59f0cc68e5116c8d7cabbd45e1409b989d4be085b53f13e"
+dependencies = [
+ "serde_core",
+]
+
 [[package]]
 name = "toml_edit"
-version = "0.23.10+spec-1.0.0"
+version = "0.24.1+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84c8b9f757e028cee9fa244aea147aab2a9ec09d5325a9b01e0a49730c2b5269"
+checksum = "01f2eadbbc6b377a847be05f60791ef1058d9f696ecb51d2c07fe911d8569d8e"
 dependencies = [
  "indexmap",
- "toml_datetime",
+ "toml_datetime 0.7.5+spec-1.1.0",
  "toml_parser",
  "winnow",
 ]
 
 [[package]]
 name = "toml_edit"
-version = "0.24.1+spec-1.1.0"
+version = "0.25.4+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01f2eadbbc6b377a847be05f60791ef1058d9f696ecb51d2c07fe911d8569d8e"
+checksum = "7193cbd0ce53dc966037f54351dbbcf0d5a642c7f0038c382ef9e677ce8c13f2"
 dependencies = [
  "indexmap",
- "toml_datetime",
+ "toml_datetime 1.0.0+spec-1.1.0",
  "toml_parser",
  "winnow",
 ]
@@ -5833,6 +6150,12 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc7d623258602320d5c55d1bc22793b57daff0ec7efc270ea7d55ce1d5f5471c"
 
+[[package]]
+name = "typenum"
+version = "1.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
+
 [[package]]
 name = "typewit"
 version = "1.14.2"
@@ -5877,11 +6200,11 @@ checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
 name = "uuid"
-version = "1.21.0"
+version = "1.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b672338555252d43fd2240c714dc444b8c6fb0a5c5335e65a07bba7742735ddb"
+checksum = "a68d3c8f01c0cfa54a75291d83601161799e4a89a39e0929f4b0354d88757a37"
 dependencies = [
- "getrandom 0.4.1",
+ "getrandom 0.4.2",
  "js-sys",
  "serde_core",
  "wasm-bindgen",
@@ -5963,9 +6286,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.113"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60722a937f594b7fde9adb894d7c092fc1bb6612897c46368d18e7a20208eff2"
+checksum = "6532f9a5c1ece3798cb1c2cfdba640b9b3ba884f5db45973a6f442510a87d38e"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -5976,9 +6299,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.63"
+version = "0.4.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a89f4650b770e4521aa6573724e2aed4704372151bd0de9d16a3bbabb87441a"
+checksum = "e9c5522b3a28661442748e09d40924dfb9ca614b21c00d3fd135720e48b67db8"
 dependencies = [
  "cfg-if",
  "futures-util",
@@ -5990,9 +6313,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.113"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fac8c6395094b6b91c4af293f4c79371c163f9a6f56184d2c9a85f5a95f3950"
+checksum = "18a2d50fcf105fb33bb15f00e7a77b772945a2ee45dcf454961fd843e74c18e6"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -6000,9 +6323,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.113"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab3fabce6159dc20728033842636887e4877688ae94382766e00b180abac9d60"
+checksum = "03ce4caeaac547cdf713d280eda22a730824dd11e6b8c3ca9e42247b25c631e3"
 dependencies = [
  "bumpalo",
  "proc-macro2",
@@ -6013,9 +6336,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.113"
+version = "0.2.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de0e091bdb824da87dc01d967388880d017a0a9bc4f3bdc0d86ee9f9336e3bb5"
+checksum = "75a326b8c223ee17883a4251907455a2431acc2791c98c26279376490c378c16"
 dependencies = [
  "unicode-ident",
 ]
@@ -6056,9 +6379,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-backend"
-version = "0.3.12"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fee64194ccd96bf648f42a65a7e589547096dfa702f7cadef84347b66ad164f9"
+checksum = "aa75f400b7f719bcd68b3f47cd939ba654cedeef690f486db71331eec4c6a406"
 dependencies = [
  "cc",
  "downcast-rs 1.2.1",
@@ -6070,9 +6393,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-client"
-version = "0.31.12"
+version = "0.31.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8e6faa537fbb6c186cb9f1d41f2f811a4120d1b57ec61f50da451a0c5122bec"
+checksum = "ab51d9f7c071abeee76007e2b742499e535148035bb835f97aaed1338cf516c3"
 dependencies = [
  "bitflags 2.11.0",
  "rustix 1.1.4",
@@ -6093,9 +6416,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-cursor"
-version = "0.31.12"
+version = "0.31.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5864c4b5b6064b06b1e8b74ead4a98a6c45a285fe7a0e784d24735f011fdb078"
+checksum = "4b3298683470fbdc6ca40151dfc48c8f2fd4c41a26e13042f801f85002384091"
 dependencies = [
  "rustix 1.1.4",
  "wayland-client",
@@ -6104,9 +6427,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-protocols"
-version = "0.32.10"
+version = "0.32.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "baeda9ffbcfc8cd6ddaade385eaf2393bd2115a69523c735f12242353c3df4f3"
+checksum = "b23b5df31ceff1328f06ac607591d5ba360cf58f90c8fad4ac8d3a55a3c4aec7"
 dependencies = [
  "bitflags 2.11.0",
  "wayland-backend",
@@ -6116,9 +6439,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-protocols-plasma"
-version = "0.3.10"
+version = "0.3.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa98634619300a535a9a97f338aed9a5ff1e01a461943e8346ff4ae26007306b"
+checksum = "d392fc283a87774afc9beefcd6f931582bb97fe0e6ced0b306a62cb1d026527c"
 dependencies = [
  "bitflags 2.11.0",
  "wayland-backend",
@@ -6129,9 +6452,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-protocols-wlr"
-version = "0.3.10"
+version = "0.3.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9597cdf02cf0c34cd5823786dce6b5ae8598f05c2daf5621b6e178d4f7345f3"
+checksum = "78248e4cc0eff8163370ba5c158630dcae1f3497a586b826eca2ef5f348d6235"
 dependencies = [
  "bitflags 2.11.0",
  "wayland-backend",
@@ -6142,9 +6465,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-scanner"
-version = "0.31.8"
+version = "0.31.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5423e94b6a63e68e439803a3e153a9252d5ead12fd853334e2ad33997e3889e3"
+checksum = "c86287151a309799b821ca709b7345a048a2956af05957c89cb824ab919fa4e3"
 dependencies = [
  "proc-macro2",
  "quick-xml",
@@ -6153,9 +6476,9 @@ dependencies = [
 
 [[package]]
 name = "wayland-sys"
-version = "0.31.8"
+version = "0.31.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e6dbfc3ac5ef974c92a2235805cc0114033018ae1290a72e474aa8b28cbbdfd"
+checksum = "374f6b70e8e0d6bf9461a32988fd553b59ff630964924dad6e4a4eb6bd538d17"
 dependencies = [
  "dlib",
  "log",
@@ -6164,9 +6487,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.90"
+version = "0.3.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "705eceb4ce901230f8625bd1d665128056ccbe4b7408faa625eec1ba80f59a97"
+checksum = "854ba17bb104abfb26ba36da9729addc7ce7f06f5c0f90f3c391f8461cca21f9"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -6188,6 +6511,37 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a28ac98ddc8b9274cb41bb4d9d4d5c425b6020c50c46f25559911905610b4a88"
 
+[[package]]
+name = "wesl"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be113b462f90d3e303324739a4431bc63dfd0b463d7582cc76c1fd2093b5d470"
+dependencies = [
+ "annotate-snippets",
+ "derive_more",
+ "half",
+ "itertools 0.14.0",
+ "num-traits",
+ "proc-macro2",
+ "quote",
+ "thiserror 2.0.18",
+ "wesl-macros",
+ "wgsl-parse",
+ "wgsl-types",
+]
+
+[[package]]
+name = "wesl-macros"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d321ea9e1cc0a2e3de41c02e3a7586695a9c03beccb5460e938a7ccf00cb612"
+dependencies = [
+ "itertools 0.14.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "wgpu"
 version = "28.0.0"
@@ -6219,9 +6573,9 @@ dependencies = [
 
 [[package]]
 name = "wgpu-core"
-version = "28.0.0"
+version = "28.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8bb4c8b5db5f00e56f1f08869d870a0dff7c8bc7ebc01091fec140b0cf0211a9"
+checksum = "d23f4642f53f666adcfd2d3218ab174d1e6681101aef18696b90cbe64d1c10f9"
 dependencies = [
  "arrayvec",
  "bit-set",
@@ -6278,9 +6632,9 @@ dependencies = [
 
 [[package]]
 name = "wgpu-hal"
-version = "28.0.0"
+version = "28.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "293080d77fdd14d6b08a67c5487dfddbf874534bb7921526db56a7b75d7e3bef"
+checksum = "44d6cb474beb218824dcc9e1ce679d973f719262789bfb27407da560cac20eeb"
 dependencies = [
  "android_system_properties",
  "arrayvec",
@@ -6338,6 +6692,34 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "wgsl-parse"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "946419efa46664a8070c512fb358ac4acfc6e6215c2396ae5afeb9b72dd6ca7d"
+dependencies = [
+ "annotate-snippets",
+ "derive_more",
+ "itertools 0.14.0",
+ "lalrpop",
+ "lalrpop-util",
+ "lexical",
+ "logos",
+ "thiserror 2.0.18",
+ "wgsl-types",
+]
+
+[[package]]
+name = "wgsl-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7aed068ca1dc8fb182f574c9f2ace45ec988c71ba050f6dd334883fe3b8a88e2"
+dependencies = [
+ "half",
+ "itertools 0.14.0",
+ "num-traits",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -6849,9 +7231,9 @@ checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650"
 
 [[package]]
 name = "winit"
-version = "0.30.12"
+version = "0.30.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c66d4b9ed69c4009f6321f762d6e61ad8a2389cd431b97cb1e146812e9e6c732"
+checksum = "a6755fa58a9f8350bd1e472d4c3fcc25f824ec358933bba33306d0b63df5978d"
 dependencies = [
  "ahash",
  "android-activity",
@@ -6901,9 +7283,9 @@ dependencies = [
 
 [[package]]
 name = "winnow"
-version = "0.7.14"
+version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a5364e9d77fcdeeaa6062ced926ee3381faa2ee02d3eb83a5c27a8825540829"
+checksum = "df79d97927682d2fd8adb29682d1140b343be4ac0f08fd68b7765d9c059d3945"
 dependencies = [
  "memchr",
 ]
@@ -7085,18 +7467,18 @@ checksum = "6df3dc4292935e51816d896edcd52aa30bc297907c26167fec31e2b0c6a32524"
 
 [[package]]
 name = "zerocopy"
-version = "0.8.39"
+version = "0.8.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db6d35d663eadb6c932438e763b262fe1a70987f9ae936e60158176d710cae4a"
+checksum = "f2578b716f8a7a858b7f02d5bd870c14bf4ddbbcf3a4c05414ba6503640505e3"
 dependencies = [
  "zerocopy-derive",
 ]
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.8.39"
+version = "0.8.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4122cd3169e94605190e77839c9a40d40ed048d305bfdc146e7df40ab0f3e517"
+checksum = "7e6cc098ea4d3bd6246687de65af3f920c430e236bee1e3bf2e441463f08a02f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -7125,12 +7507,6 @@ version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8848ee67ecc8aedbaf3e4122217aff892639231befc6a1b58d29fff4c2cabaa"
 
-[[package]]
-name = "zune-core"
-version = "0.4.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f423a2c17029964870cfaabb1f13dfab7d092a62a29a89264f4d36990ca414a"
-
 [[package]]
 name = "zune-core"
 version = "0.5.1"
@@ -7146,20 +7522,11 @@ dependencies = [
  "simd-adler32",
 ]
 
-[[package]]
-name = "zune-jpeg"
-version = "0.4.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29ce2c8a9384ad323cf564b67da86e21d3cfdff87908bc1223ed5c99bc792713"
-dependencies = [
- "zune-core 0.4.12",
-]
-
 [[package]]
 name = "zune-jpeg"
 version = "0.5.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "410e9ecef634c709e3831c2cfdb8d9c32164fae1c67496d5b68fff728eec37fe"
 dependencies = [
- "zune-core 0.5.1",
+ "zune-core",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index d873fef..525ca13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,10 @@ type_complexity = "allow"
 too_many_arguments = "allow"
 
 [workspace.dependencies]
-bevy = { git = "https://github.com/bevyengine/bevy", branch = "main" }
+bevy = { git = "https://github.com/bevyengine/bevy", branch = "main", features = ["file_watcher", "shader_format_wesl"] }
+bevy_naga_reflect = { git = "https://github.com/tychedelia/bevy_naga_reflect" }
+naga = { version = "28", features = ["wgsl-in"] }
+wesl = { version = "0.3", default-features = false }
 processing = { path = "." }
 processing_pyo3 = { path = "crates/processing_pyo3" }
 processing_render = { path = "crates/processing_render" }
@@ -86,6 +89,10 @@ path = "examples/midi.rs"
 name = "gltf_load"
 path = "examples/gltf_load.rs"
 
+[[example]]
+name = "custom_material"
+path = "examples/custom_material.rs"
+
 [profile.wasm-release]
 inherits = "release"
 opt-level = "z"
diff --git a/assets/shaders/custom_material.wesl b/assets/shaders/custom_material.wesl
new file mode 100644
index 0000000..cc67c35
--- /dev/null
+++ b/assets/shaders/custom_material.wesl
@@ -0,0 +1,15 @@
+import { lygia::generative::snoise::snoise33 };
+import { processing::{globals, VertexOutput} };
+
+@group(3) @binding(0) var<uniform> color: vec4<f32>;
+
+@fragment
+fn fragment(mesh: VertexOutput) -> @location(0) vec4<f32> {
+    let p = mesh.world_position.xyz * 0.02 + globals.time * 0.1;
+    let n = snoise33(p) * 0.5 + 0.5;
+
+    let light_dir = normalize(vec3(0.5, 1.0, 0.3));
+    let diffuse = max(dot(normalize(mesh.world_normal), light_dir), 0.15);
+
+    return vec4(n * diffuse, 1.0) * color;
+}
diff --git a/crates/processing_midi/src/lib.rs b/crates/processing_midi/src/lib.rs
index 3e6186f..505f235 100644
--- a/crates/processing_midi/src/lib.rs
+++ b/crates/processing_midi/src/lib.rs
@@ -12,9 +12,7 @@ impl Plugin for MidiPlugin {
     }
 }
 
-enum MidiCommand {}
-
-pub fn connect(port: usize) {
+pub fn connect(_port: usize) {
     // we need to work with the ECS
     // do we pass a MidiCommand to Bevy?
 }
diff --git a/crates/processing_pyo3/assets b/crates/processing_pyo3/assets
new file mode 120000
index 0000000..b1726c0
--- /dev/null
+++ b/crates/processing_pyo3/assets
@@ -0,0 +1 @@
+/Users/char/src/github.com/processing/libprocessing/assets/
\ No newline at end of file
diff --git a/crates/processing_pyo3/examples/custom_material.py b/crates/processing_pyo3/examples/custom_material.py
new file mode 100644
index 0000000..14fb50f
--- /dev/null
+++ b/crates/processing_pyo3/examples/custom_material.py
@@ -0,0 +1,21 @@
+from processing import *
+
+mat = None
+
+def setup():
+    global mat
+    size(800, 600)
+    mode_3d()
+
+    shader = Shader.load("shaders/custom_material.wesl")
+    mat = Material(shader, color=[1.0, 0.2, 0.4, 1.0])
+
+def draw():
+    camera_position(0.0, 0.0, 200.0)
+    camera_look_at(0.0, 0.0, 0.0)
+    background(12, 12, 18)
+
+    use_material(mat)
+    box(80.0, 80.0, 80.0)
+
+run()
diff --git a/crates/processing_pyo3/src/gltf.rs b/crates/processing_pyo3/src/gltf.rs
index ee617de..9764beb 100644
--- a/crates/processing_pyo3/src/gltf.rs
+++ b/crates/processing_pyo3/src/gltf.rs
@@ -46,8 +46,8 @@ impl Gltf {
 #[pyfunction]
 #[pyo3(pass_module)]
 pub fn load_gltf(module: &Bound<'_, PyModule>, path: &str) -> PyResult<Gltf> {
-    let graphics = get_graphics(module)?
-        .ok_or_else(|| PyRuntimeError::new_err("call size() first"))?;
+    let graphics =
+        get_graphics(module)?.ok_or_else(|| PyRuntimeError::new_err("call size() first"))?;
     let entity =
         gltf_load(graphics.entity, path).map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
     Ok(Gltf { entity })
diff --git a/crates/processing_pyo3/src/lib.rs b/crates/processing_pyo3/src/lib.rs
index f67b645..a765e0f 100644
--- a/crates/processing_pyo3/src/lib.rs
+++ b/crates/processing_pyo3/src/lib.rs
@@ -12,6 +12,7 @@ mod glfw;
 mod gltf;
 mod graphics;
 pub(crate) mod material;
+pub(crate) mod shader;
 
 use graphics::{Geometry, Graphics, Image, Light, Topology, get_graphics, get_graphics_mut};
 use material::Material;
@@ -20,10 +21,11 @@ use pyo3::{
     prelude::*,
     types::{PyDict, PyTuple},
 };
+use shader::Shader;
 use std::ffi::{CStr, CString};
 
-use gltf::Gltf;
 use bevy::log::warn;
+use gltf::Gltf;
 use std::env;
 
 /// Get a shared ref to the Graphics context, or return Ok(()) if not yet initialized.
@@ -44,6 +46,7 @@ fn processing(m: &Bound<'_, PyModule>) -> PyResult<()> {
     m.add_class::<Topology>()?;
     m.add_class::<Material>()?;
     m.add_class::<Gltf>()?;
+    m.add_class::<Shader>()?;
     m.add_function(wrap_pyfunction!(gltf::load_gltf, m)?)?;
     m.add_function(wrap_pyfunction!(size, m)?)?;
     m.add_function(wrap_pyfunction!(run, m)?)?;
@@ -368,7 +371,7 @@ fn push_matrix(module: &Bound<'_, PyModule>) -> PyResult<()> {
 #[pyfunction]
 #[pyo3(pass_module)]
 fn pop_matrix(module: &Bound<'_, PyModule>) -> PyResult<()> {
-    graphics!(module).push_matrix()
+    graphics!(module).pop_matrix()
 }
 
 #[pyfunction]
diff --git a/crates/processing_pyo3/src/material.rs b/crates/processing_pyo3/src/material.rs
index 544ded1..354abda 100644
--- a/crates/processing_pyo3/src/material.rs
+++ b/crates/processing_pyo3/src/material.rs
@@ -1,32 +1,75 @@
 use bevy::prelude::Entity;
 use processing::prelude::*;
+use pyo3::types::PyDict;
 use pyo3::{exceptions::PyRuntimeError, prelude::*};
 
+use crate::shader::Shader;
+
 #[pyclass(unsendable)]
 pub struct Material {
     pub(crate) entity: Entity,
 }
 
+fn py_to_material_value(value: &Bound<'_, PyAny>) -> PyResult<material::MaterialValue> {
+    if let Ok(v) = value.extract::<f32>() {
+        return Ok(material::MaterialValue::Float(v));
+    }
+    if let Ok(v) = value.extract::<i32>() {
+        return Ok(material::MaterialValue::Int(v));
+    }
+
+    if let Ok(v) = value.extract::<[f32; 4]>() {
+        return Ok(material::MaterialValue::Float4(v));
+    }
+    if let Ok(v) = value.extract::<[f32; 3]>() {
+        return Ok(material::MaterialValue::Float3(v));
+    }
+    if let Ok(v) = value.extract::<[f32; 2]>() {
+        return Ok(material::MaterialValue::Float2(v));
+    }
+
+    Err(PyRuntimeError::new_err(format!(
+        "unsupported material value type: {}",
+        value.get_type().name()?
+    )))
+}
+
 #[pymethods]
 impl Material {
     #[new]
-    pub fn new() -> PyResult<Self> {
-        let entity = material_create_pbr().map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
-        Ok(Self { entity })
-    }
+    #[pyo3(signature = (shader=None, **kwargs))]
+    pub fn new(shader: Option<&Shader>, kwargs: Option<&Bound<'_, PyDict>>) -> PyResult<Self> {
+        let entity = if let Some(shader) = shader {
+            material_create_custom(shader.entity)
+                .map_err(|e| PyRuntimeError::new_err(format!("{e}")))?
+        } else {
+            material_create_pbr().map_err(|e| PyRuntimeError::new_err(format!("{e}")))?
+        };
 
-    pub fn set_float(&self, name: &str, value: f32) -> PyResult<()> {
-        material_set(self.entity, name, material::MaterialValue::Float(value))
-            .map_err(|e| PyRuntimeError::new_err(format!("{e}")))
+        let mat = Self { entity };
+        if let Some(kwargs) = kwargs {
+            for (key, value) in kwargs.iter() {
+                let name: String = key.extract()?;
+                let mat_value = py_to_material_value(&value)?;
+                material_set(mat.entity, &name, mat_value)
+                    .map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
+            }
+        }
+        Ok(mat)
     }
 
-    pub fn set_float4(&self, name: &str, r: f32, g: f32, b: f32, a: f32) -> PyResult<()> {
-        material_set(
-            self.entity,
-            name,
-            material::MaterialValue::Float4([r, g, b, a]),
-        )
-        .map_err(|e| PyRuntimeError::new_err(format!("{e}")))
+    #[pyo3(signature = (**kwargs))]
+    pub fn set(&self, kwargs: Option<&Bound<'_, PyDict>>) -> PyResult<()> {
+        let Some(kwargs) = kwargs else {
+            return Ok(());
+        };
+        for (key, value) in kwargs.iter() {
+            let name: String = key.extract()?;
+            let mat_value = py_to_material_value(&value)?;
+            material_set(self.entity, &name, mat_value)
+                .map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
+        }
+        Ok(())
     }
 }
 
diff --git a/crates/processing_pyo3/src/shader.rs b/crates/processing_pyo3/src/shader.rs
new file mode 100644
index 0000000..8960575
--- /dev/null
+++ b/crates/processing_pyo3/src/shader.rs
@@ -0,0 +1,29 @@
+use bevy::prelude::Entity;
+use processing::prelude::*;
+use pyo3::{exceptions::PyRuntimeError, prelude::*};
+
+#[pyclass(unsendable)]
+pub struct Shader {
+    pub(crate) entity: Entity,
+}
+
+#[pymethods]
+impl Shader {
+    #[new]
+    pub fn new(source: &str) -> PyResult<Self> {
+        let entity = shader_create(source).map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
+        Ok(Self { entity })
+    }
+
+    #[staticmethod]
+    pub fn load(path: &str) -> PyResult<Self> {
+        let entity = shader_load(path).map_err(|e| PyRuntimeError::new_err(format!("{e}")))?;
+        Ok(Self { entity })
+    }
+}
+
+impl Drop for Shader {
+    fn drop(&mut self) {
+        let _ = shader_destroy(self.entity);
+    }
+}
diff --git a/crates/processing_render/Cargo.toml b/crates/processing_render/Cargo.toml
index 64a976d..afccd18 100644
--- a/crates/processing_render/Cargo.toml
+++ b/crates/processing_render/Cargo.toml
@@ -13,6 +13,9 @@ x11 = ["bevy/x11"]
 
 [dependencies]
 bevy = { workspace = true }
+bevy_naga_reflect = { workspace = true }
+naga = { workspace = true }
+wesl = { workspace = true }
 lyon = "1.0"
 raw-window-handle = "0.6"
 thiserror = "2"
@@ -22,6 +25,9 @@ half = "2.7"
 crossbeam-channel = "0.5"
 processing_midi = { workspace = true }
 
+[build-dependencies]
+wesl = { workspace = true, features = ["package"] }
+
 [target.'cfg(target_os = "macos")'.dependencies]
 objc2 = { version = "0.6", default-features = false }
 objc2-app-kit = { version = "0.3", features = ["NSWindow", "NSView"] }
diff --git a/crates/processing_render/build.rs b/crates/processing_render/build.rs
new file mode 100644
index 0000000..d5b62aa
--- /dev/null
+++ b/crates/processing_render/build.rs
@@ -0,0 +1,17 @@
+// packages wesl libraries for processing and lygia
+// note that bevy does not (as of yet) understand how to use these packages
+// they are, instead, used by us as part of shader pre-processing in the
+// processing_render crate
+fn main() {
+    wesl::PkgBuilder::new("processing")
+        .scan_root("shaders/processing")
+        .expect("failed to scan processing WESL files")
+        .build_artifact()
+        .expect("failed to build processing package artifact");
+
+    wesl::PkgBuilder::new("lygia")
+        .scan_root("../../lygia")
+        .expect("failed to scan Lygia WESL files")
+        .build_artifact()
+        .expect("failed to build Lygia package artifact");
+}
diff --git a/crates/processing_render/shaders/processing.wesl b/crates/processing_render/shaders/processing.wesl
new file mode 100644
index 0000000..04ba620
--- /dev/null
+++ b/crates/processing_render/shaders/processing.wesl
@@ -0,0 +1,15 @@
+struct Globals {
+    time: f32,
+    delta_time: f32,
+    frame_count: u32,
+}
+
+@group(0) @binding(11) var<uniform> globals: Globals;
+
+struct VertexOutput {
+    @builtin(position) position: vec4<f32>,
+    @location(0) world_position: vec4<f32>,
+    @location(1) world_normal: vec3<f32>,
+    @location(2) uv: vec2<f32>,
+    @location(5) color: vec4<f32>,
+}
diff --git a/crates/processing_render/src/error.rs b/crates/processing_render/src/error.rs
index 9a3ab90..2e52a83 100644
--- a/crates/processing_render/src/error.rs
+++ b/crates/processing_render/src/error.rs
@@ -36,4 +36,8 @@ pub enum ProcessingError {
     UnknownMaterialProperty(String),
     #[error("GLTF load error: {0}")]
     GltfLoadError(String),
+    #[error("Shader compilation error: {0}")]
+    ShaderCompilationError(String),
+    #[error("Shader not found")]
+    ShaderNotFound,
 }
diff --git a/crates/processing_render/src/geometry/mod.rs b/crates/processing_render/src/geometry/mod.rs
index 02572a6..a11fd1e 100644
--- a/crates/processing_render/src/geometry/mod.rs
+++ b/crates/processing_render/src/geometry/mod.rs
@@ -250,8 +250,9 @@ pub fn vertex(
         .get(geometry.layout)
         .map_err(|_| ProcessingError::LayoutNotFound)?;
 
-    let mut mesh = meshes
+    let mesh = meshes
         .get_mut(&geometry.handle)
+        .map(|m| m.into_inner())
         .ok_or(ProcessingError::GeometryNotFound)?;
 
     if let Some(VertexAttributeValues::Float32x3(positions)) =
@@ -323,8 +324,9 @@ pub fn index(
         .get(entity)
         .map_err(|_| ProcessingError::GeometryNotFound)?;
 
-    let mut mesh = meshes
+    let mesh = meshes
         .get_mut(&geometry.handle)
+        .map(|m| m.into_inner())
         .ok_or(ProcessingError::GeometryNotFound)?;
 
     match mesh.indices_mut() {
diff --git a/crates/processing_render/src/graphics.rs b/crates/processing_render/src/graphics.rs
index a4737bd..a351a73 100644
--- a/crates/processing_render/src/graphics.rs
+++ b/crates/processing_render/src/graphics.rs
@@ -28,7 +28,7 @@ use bevy::{
 use crate::{
     Flush,
     error::{ProcessingError, Result},
-    image::{Image, bytes_to_pixels, create_readback_buffer, pixel_size, pixels_to_bytes},
+    image::{Image, create_readback_buffer, pixel_size, pixels_to_bytes},
     render::{
         RenderState,
         command::{CommandBuffer, DrawCommand},
@@ -457,8 +457,6 @@ pub fn flush(app: &mut App, entity: Entity) -> Result<()> {
     Ok(())
 }
 
-/// Present the current frame to the surface. Flushes any pending draw commands,
-/// enables camera output for one frame, then disables it again.
 pub fn present(app: &mut App, entity: Entity) -> Result<()> {
     graphics_mut!(app, entity)
         .get_mut::<Camera>()
@@ -473,41 +471,6 @@ pub fn present(app: &mut App, entity: Entity) -> Result<()> {
         .ok_or(ProcessingError::GraphicsNotFound)?
         .output_mode = CameraOutputMode::Skip;
 
-    // // Sync ViewTarget textures: copy main_texture → main_texture_other.
-    // // This ensures both A and B have identical content regardless of whether
-    // // post-processing effects called post_process_write() (which swaps A/B).
-    // app.world_mut()
-    //     .run_system_cached_with(sync_view_target_textures, entity)
-    //     .unwrap()?;
-
-    Ok(())
-}
-
-/// Copy the current main_texture to main_texture_other so both ViewTarget
-/// textures have identical content. This ensures pixel persistence works
-/// regardless of post-processing effects that may swap the A/B texture selector.
-fn sync_view_target_textures(
-    In(entity): In<Entity>,
-    graphics_query: Query<&Graphics>,
-    graphics_targets: Res<GraphicsTargets>,
-    render_device: Res<RenderDevice>,
-    render_queue: Res<RenderQueue>,
-) -> Result<()> {
-    let graphics = graphics_query
-        .get(entity)
-        .map_err(|_| ProcessingError::GraphicsNotFound)?;
-
-    let view_target = graphics_targets
-        .get(&entity)
-        .ok_or(ProcessingError::GraphicsNotFound)?;
-
-    let src = view_target.main_texture();
-    let dst = view_target.main_texture_other();
-
-    let mut encoder = render_device.create_command_encoder(&CommandEncoderDescriptor::default());
-    encoder.copy_texture_to_texture(src.as_image_copy(), dst.as_image_copy(), graphics.size);
-    render_queue.submit(std::iter::once(encoder.finish()));
-
     Ok(())
 }
 
@@ -528,7 +491,6 @@ pub fn record_command(
     Ok(())
 }
 
-/// Raw readback result containing bytes and format metadata.
 pub struct ReadbackData {
     pub bytes: Vec<u8>,
     pub format: TextureFormat,
@@ -648,10 +610,6 @@ pub fn update_region_write(
         .ok_or(ProcessingError::GraphicsNotFound)?;
 
     let texture = view_target.main_texture();
-    eprintln!(
-        "update_region: writing to texture {:p} at ({}, {}) size {}x{}",
-        texture as *const _, x, y, width, height
-    );
     let bytes_per_row = width * px_size;
 
     render_queue.write_texture(
diff --git a/crates/processing_render/src/lib.rs b/crates/processing_render/src/lib.rs
index b603247..0d1eac0 100644
--- a/crates/processing_render/src/lib.rs
+++ b/crates/processing_render/src/lib.rs
@@ -18,14 +18,13 @@ use config::*;
 #[cfg(not(target_arch = "wasm32"))]
 use bevy::log::tracing_subscriber;
 use bevy::render::RenderPlugin;
-use bevy::render::settings::{RenderCreation, WgpuSettings};
 use bevy::{
     app::{App, AppExit},
     asset::{AssetEventSystems, io::AssetSourceBuilder},
     prelude::*,
     render::render_resource::{Extent3d, TextureFormat},
 };
-use render::material::add_standard_materials;
+use render::material::{add_custom_materials, add_standard_materials};
 use render::{activate_cameras, clear_transient_meshes, flush_draw_commands};
 use tracing::debug;
 
@@ -282,11 +281,16 @@ fn create_app(config: Config) -> App {
         LightPlugin,
         material::MaterialPlugin,
         MidiPlugin,
+        material::custom::CustomMaterialPlugin,
     ));
     app.add_systems(First, (clear_transient_meshes, activate_cameras))
         .add_systems(
             Update,
-            (flush_draw_commands, add_standard_materials)
+            (
+                flush_draw_commands,
+                add_standard_materials,
+                add_custom_materials,
+            )
                 .chain()
                 .before(AssetEventSystems),
         );
@@ -1303,6 +1307,40 @@ pub fn poll_for_sketch_updates() -> error::Result<Option<sketch::Sketch>> {
     })
 }
 
+pub fn shader_create(source: &str) -> error::Result<Entity> {
+    app_mut(|app| {
+        app.world_mut()
+            .run_system_cached_with(material::custom::create_shader, source.to_string())
+            .unwrap()
+    })
+}
+
+/// Load a shader from a file path.
+pub fn shader_load(path: &str) -> error::Result<Entity> {
+    let path = std::path::PathBuf::from(path);
+    app_mut(|app| {
+        app.world_mut()
+            .run_system_cached_with(material::custom::load_shader, path)
+            .unwrap()
+    })
+}
+
+pub fn shader_destroy(entity: Entity) -> error::Result<()> {
+    app_mut(|app| {
+        app.world_mut()
+            .run_system_cached_with(material::custom::destroy_shader, entity)
+            .unwrap()
+    })
+}
+
+pub fn material_create_custom(shader: Entity) -> error::Result<Entity> {
+    app_mut(|app| {
+        app.world_mut()
+            .run_system_cached_with(material::custom::create_custom, shader)
+            .unwrap()
+    })
+}
+
 pub fn material_create_pbr() -> error::Result<Entity> {
     app_mut(|app| {
         Ok(app
diff --git a/crates/processing_render/src/material/custom.rs b/crates/processing_render/src/material/custom.rs
new file mode 100644
index 0000000..02c5651
--- /dev/null
+++ b/crates/processing_render/src/material/custom.rs
@@ -0,0 +1,496 @@
+use std::any::TypeId;
+use std::borrow::Cow;
+use std::sync::Arc;
+
+use bevy::platform::collections::hash_map::Entry;
+use wesl::PkgResolver;
+use wesl::syntax::{ModulePath, PathOrigin};
+
+wesl::wesl_pkg!(processing);
+wesl::wesl_pkg!(lygia);
+
+use bevy::{
+    asset::{AsAssetId, AssetEventSystems},
+    core_pipeline::core_3d::Opaque3d,
+    ecs::system::{
+        SystemParamItem,
+        lifetimeless::{SRes, SResMut},
+    },
+    material::{MaterialProperties, key::ErasedMeshPipelineKey},
+    pbr::{
+        DrawMaterial, EntitiesNeedingSpecialization, MainPassOpaqueDrawFunction,
+        MaterialBindGroupAllocator, MaterialBindGroupAllocators, MaterialFragmentShader,
+        MaterialVertexShader, MeshPipelineKey, PreparedMaterial, RenderMaterialBindings,
+        RenderMaterialInstance, RenderMaterialInstances, base_specialize,
+    },
+    prelude::*,
+    reflect::{PartialReflect, ReflectMut, ReflectRef, structs::Struct},
+    render::{
+        Extract, RenderApp, RenderStartup,
+        camera::{DirtySpecializationSystems, DirtySpecializations},
+        erased_render_asset::{ErasedRenderAsset, ErasedRenderAssetPlugin, PrepareAssetError},
+        render_asset::RenderAssets,
+        render_phase::DrawFunctions,
+        render_resource::{BindGroupLayoutDescriptor, BindingResources, UnpreparedBindGroup},
+        renderer::RenderDevice,
+        sync_world::MainEntity,
+        texture::GpuImage,
+    },
+};
+
+use bevy_naga_reflect::dynamic_shader::DynamicShader;
+
+use bevy::shader::Shader as ShaderAsset;
+
+use crate::config::{Config, ConfigKey};
+use crate::error::{ProcessingError, Result};
+use crate::material::MaterialValue;
+use crate::render::material::UntypedMaterial;
+
+#[derive(Asset, TypePath, Clone)]
+pub struct CustomMaterial {
+    pub shader: DynamicShader,
+    pub shader_handle: Handle<ShaderAsset>,
+    pub has_vertex: bool,
+    pub has_fragment: bool,
+}
+
+#[derive(Component)]
+pub struct Shader {
+    pub module: naga::Module,
+    pub shader_handle: Handle<ShaderAsset>,
+}
+
+#[derive(Component, Clone)]
+pub struct CustomMaterial3d(pub Handle<CustomMaterial>);
+
+impl AsAssetId for CustomMaterial3d {
+    type Asset = CustomMaterial;
+    fn as_asset_id(&self) -> AssetId<Self::Asset> {
+        self.0.id()
+    }
+}
+
+struct ProcessingResolver<'a> {
+    entry_source: &'a str,
+    pkg_resolver: PkgResolver,
+}
+
+impl wesl::Resolver for ProcessingResolver<'_> {
+    fn resolve_source<'a>(
+        &'a self,
+        path: &ModulePath,
+    ) -> std::result::Result<Cow<'a, str>, wesl::ResolveError> {
+        // Check for the entry module first (its parsed path has Package origin)
+        if path.to_string() == "entry" {
+            return Ok(Cow::Borrowed(self.entry_source));
+        }
+
+        match &path.origin {
+            PathOrigin::Package(pkg) => {
+                // Self-referential package imports: within a package, imports to
+                // the same package stack the name (e.g. "lygia/lygia/lygia/...").
+                // Collapse to the root package name before resolving.
+                let root = pkg.split('/').next().unwrap();
+                let mut fixed = path.clone();
+                fixed.origin = PathOrigin::Package(root.to_string());
+                self.pkg_resolver.resolve_source(&fixed)
+            }
+            _ => Err(wesl::ResolveError::ModuleNotFound(
+                path.clone(),
+                format!("unknown module: {}", path),
+            )),
+        }
+    }
+}
+
+fn compile_shader(source: &str) -> Result<(String, naga::Module)> {
+    let mut pkg_resolver = PkgResolver::new();
+    pkg_resolver.add_package(&processing::PACKAGE);
+    pkg_resolver.add_package(&lygia::PACKAGE);
+
+    let resolver = ProcessingResolver {
+        entry_source: source,
+        pkg_resolver,
+    };
+    let module_path: ModulePath = "entry".parse().unwrap();
+    let options = wesl::CompileOptions {
+        imports: true,
+        strip: false,
+        ..Default::default()
+    };
+    let compiled = wesl::compile(&module_path, &resolver, &wesl::EscapeMangler, &options)
+        .map_err(|e| ProcessingError::ShaderCompilationError(e.to_string()))?;
+    let wgsl = compiled.to_string();
+    let module = naga::front::wgsl::parse_str(&wgsl)
+        .map_err(|e| ProcessingError::ShaderCompilationError(e.to_string()))?;
+    Ok((wgsl, module))
+}
+
+pub fn create_shader(
+    In(source): In<String>,
+    mut commands: Commands,
+    mut shaders: ResMut<Assets<ShaderAsset>>,
+) -> Result<Entity> {
+    let (compiled_wgsl, module) = compile_shader(&source)?;
+    let shader_handle = shaders.add(ShaderAsset::from_wgsl(compiled_wgsl, "custom_material"));
+    Ok(commands
+        .spawn(Shader {
+            module,
+            shader_handle,
+        })
+        .id())
+}
+
+pub fn load_shader(In(path): In<std::path::PathBuf>, world: &mut World) -> Result<Entity> {
+    use bevy::asset::{
+        AssetPath, LoadState, handle_internal_asset_events,
+        io::{AssetSourceId, embedded::GetAssetServer},
+    };
+    use bevy::ecs::system::RunSystemOnce;
+
+    let config = world.resource::<Config>();
+    let asset_path: AssetPath = match config.get(ConfigKey::AssetRootPath) {
+        Some(_) => {
+            AssetPath::from_path_buf(path).with_source(AssetSourceId::from("assets_directory"))
+        }
+        None => AssetPath::from_path_buf(path),
+    };
+
+    let handle: Handle<ShaderAsset> = world.get_asset_server().load(asset_path);
+
+    while let LoadState::Loading = world.get_asset_server().load_state(&handle) {
+        world.run_system_once(handle_internal_asset_events).unwrap();
+    }
+
+    let source = {
+        let shader_assets = world.resource::<Assets<ShaderAsset>>();
+        let shader = shader_assets
+            .get(&handle)
+            .ok_or(ProcessingError::ShaderNotFound)?;
+        match &shader.source {
+            bevy::shader::Source::Wesl(s) | bevy::shader::Source::Wgsl(s) => s.to_string(),
+            _ => {
+                return Err(ProcessingError::ShaderCompilationError(
+                    "Unsupported shader source format".to_string(),
+                ));
+            }
+        }
+    };
+
+    let (compiled_wgsl, module) = compile_shader(&source)?;
+
+    let shader_handle = world
+        .resource_mut::<Assets<ShaderAsset>>()
+        .add(ShaderAsset::from_wgsl(compiled_wgsl, "custom_material"));
+
+    Ok(world
+        .spawn(Shader {
+            module,
+            shader_handle,
+        })
+        .id())
+}
+
+pub fn destroy_shader(In(entity): In<Entity>, mut commands: Commands) -> Result<()> {
+    commands.entity(entity).despawn();
+    Ok(())
+}
+
+pub fn create_custom(
+    In(shader_entity): In<Entity>,
+    mut commands: Commands,
+    shader_programs: Query<&Shader>,
+    mut custom_materials: ResMut<Assets<CustomMaterial>>,
+) -> Result<Entity> {
+    let program = shader_programs
+        .get(shader_entity)
+        .map_err(|_| ProcessingError::ShaderNotFound)?;
+
+    let has_vertex = program
+        .module
+        .entry_points
+        .iter()
+        .any(|ep| ep.stage == naga::ShaderStage::Vertex);
+    let has_fragment = program
+        .module
+        .entry_points
+        .iter()
+        .any(|ep| ep.stage == naga::ShaderStage::Fragment);
+
+    let mut shader = DynamicShader::new(program.module.clone())
+        .map_err(|e| ProcessingError::ShaderCompilationError(e.to_string()))?;
+    shader.init();
+
+    let material = CustomMaterial {
+        shader,
+        shader_handle: program.shader_handle.clone(),
+        has_vertex,
+        has_fragment,
+    };
+    let handle = custom_materials.add(material);
+    Ok(commands.spawn(UntypedMaterial(handle.untyped())).id())
+}
+
+pub fn set_property(
+    material: &mut CustomMaterial,
+    name: &str,
+    value: &MaterialValue,
+) -> Result<()> {
+    let reflect_value: Box<dyn PartialReflect> = material_value_to_reflect(value)?;
+
+    if let Some(field) = material.shader.field_mut(name) {
+        field.apply(&*reflect_value);
+        return Ok(());
+    }
+
+    let param_name = find_param_containing_field(&material.shader, name);
+    if let Some(param_name) = param_name {
+        if let Some(param) = material.shader.field_mut(&param_name) {
+            if let ReflectMut::Struct(s) = param.reflect_mut() {
+                if let Some(field) = s.field_mut(name) {
+                    field.apply(&*reflect_value);
+                    return Ok(());
+                }
+            }
+        }
+    }
+
+    Err(ProcessingError::UnknownMaterialProperty(name.to_string()))
+}
+
+fn material_value_to_reflect(value: &MaterialValue) -> Result<Box<dyn PartialReflect>> {
+    Ok(match value {
+        MaterialValue::Float(v) => Box::new(*v),
+        MaterialValue::Float2(v) => Box::new(Vec2::from_array(*v)),
+        MaterialValue::Float3(v) => Box::new(Vec3::from_array(*v)),
+        MaterialValue::Float4(v) => Box::new(Vec4::from_array(*v)),
+        MaterialValue::Int(v) => Box::new(*v),
+        MaterialValue::Int2(v) => Box::new(IVec2::from_array(*v)),
+        MaterialValue::Int3(v) => Box::new(IVec3::from_array(*v)),
+        MaterialValue::Int4(v) => Box::new(IVec4::from_array(*v)),
+        MaterialValue::UInt(v) => Box::new(*v),
+        MaterialValue::Mat4(v) => Box::new(Mat4::from_cols_array(v)),
+        MaterialValue::Texture(_) => {
+            return Err(ProcessingError::UnknownMaterialProperty(
+                "Texture properties not yet supported for custom materials".to_string(),
+            ));
+        }
+    })
+}
+
+fn find_param_containing_field(shader: &DynamicShader, field_name: &str) -> Option<String> {
+    for i in 0..shader.field_len() {
+        if let Some(field) = shader.field_at(i) {
+            if let ReflectRef::Struct(s) = field.reflect_ref() {
+                if s.field(field_name).is_some() {
+                    return shader.name_at(i).map(|s: &str| s.to_string());
+                }
+            }
+        }
+    }
+    None
+}
+
+pub struct CustomMaterialPlugin;
+
+impl Plugin for CustomMaterialPlugin {
+    fn build(&self, app: &mut App) {
+        app.init_asset::<CustomMaterial>()
+            .add_plugins(ErasedRenderAssetPlugin::<CustomMaterial>::default())
+            .add_systems(
+                PostUpdate,
+                check_entities_needing_specialization.after(AssetEventSystems),
+            )
+            .init_resource::<EntitiesNeedingSpecialization<CustomMaterial>>();
+
+        let Some(render_app) = app.get_sub_app_mut(RenderApp) else {
+            return;
+        };
+
+        render_app
+            .add_systems(RenderStartup, init_custom_material_resources)
+            .add_systems(
+                ExtractSchedule,
+                (
+                    extract_custom_materials,
+                    extract_custom_materials_needing_specialization
+                        .in_set(DirtySpecializationSystems::CheckForChanges),
+                    extract_custom_materials_that_need_specializations_removed
+                        .in_set(DirtySpecializationSystems::CheckForRemovals),
+                ),
+            );
+    }
+}
+
+fn init_custom_material_resources(
+    mut bind_group_allocators: ResMut<MaterialBindGroupAllocators>,
+    render_device: Res<RenderDevice>,
+) {
+    let bind_group_layout = BindGroupLayoutDescriptor::new("custom_material_layout", &[]);
+
+    bind_group_allocators.insert(
+        TypeId::of::<CustomMaterial>(),
+        MaterialBindGroupAllocator::new(
+            &render_device,
+            "custom_material_allocator",
+            None,
+            bind_group_layout,
+            None,
+        ),
+    );
+}
+
+impl ErasedRenderAsset for CustomMaterial {
+    type SourceAsset = CustomMaterial;
+    type ErasedAsset = PreparedMaterial;
+    type Param = (
+        SRes<DrawFunctions<Opaque3d>>,
+        SRes<AssetServer>,
+        SRes<RenderDevice>,
+        SResMut<MaterialBindGroupAllocators>,
+        SResMut<RenderMaterialBindings>,
+        SRes<RenderAssets<GpuImage>>,
+    );
+
+    fn prepare_asset(
+        source_asset: Self::SourceAsset,
+        asset_id: AssetId<Self::SourceAsset>,
+        (
+            opaque_draw_functions,
+            _asset_server,
+            render_device,
+            bind_group_allocators,
+            render_material_bindings,
+            gpu_images,
+        ): &mut SystemParamItem<Self::Param>,
+    ) -> std::result::Result<Self::ErasedAsset, PrepareAssetError<Self::SourceAsset>> {
+        let reflection = source_asset.shader.reflection();
+
+        let layout_entries = reflection.bind_group_layout(3);
+        let bind_group_layout =
+            BindGroupLayoutDescriptor::new("custom_material_bind_group", &layout_entries);
+
+        let bindings =
+            reflection.create_bindings(3, &source_asset.shader, render_device, gpu_images);
+
+        let unprepared = UnpreparedBindGroup {
+            bindings: BindingResources(bindings),
+        };
+
+        let bind_group_allocator = bind_group_allocators
+            .get_mut(&TypeId::of::<CustomMaterial>())
+            .unwrap();
+
+        let binding = match render_material_bindings.entry(asset_id.into()) {
+            Entry::Occupied(mut occupied_entry) => {
+                bind_group_allocator.free(*occupied_entry.get());
+                let new_binding =
+                    bind_group_allocator.allocate_unprepared(unprepared, &bind_group_layout);
+                *occupied_entry.get_mut() = new_binding;
+                new_binding
+            }
+            Entry::Vacant(vacant_entry) => *vacant_entry
+                .insert(bind_group_allocator.allocate_unprepared(unprepared, &bind_group_layout)),
+        };
+
+        let draw_function = opaque_draw_functions.read().id::<DrawMaterial>();
+
+        let mut properties = MaterialProperties {
+            mesh_pipeline_key_bits: ErasedMeshPipelineKey::new(MeshPipelineKey::empty()),
+            base_specialize: Some(base_specialize),
+            material_layout: Some(bind_group_layout),
+            ..Default::default()
+        };
+        properties.add_draw_function(MainPassOpaqueDrawFunction, draw_function);
+        if source_asset.has_vertex {
+            properties.add_shader(MaterialVertexShader, source_asset.shader_handle.clone());
+        }
+        if source_asset.has_fragment {
+            properties.add_shader(MaterialFragmentShader, source_asset.shader_handle.clone());
+        }
+
+        Ok(PreparedMaterial {
+            binding,
+            properties: Arc::new(properties),
+        })
+    }
+}
+
+fn extract_custom_materials(
+    mut material_instances: ResMut<RenderMaterialInstances>,
+    changed_query: Extract<
+        Query<
+            (Entity, &ViewVisibility, &CustomMaterial3d),
+            Or<(Changed<ViewVisibility>, Changed<CustomMaterial3d>)>,
+        >,
+    >,
+) {
+    let last_change_tick = material_instances.current_change_tick;
+    for (entity, view_visibility, material) in &changed_query {
+        let vis = view_visibility.get();
+        if vis {
+            material_instances.instances.insert(
+                entity.into(),
+                RenderMaterialInstance {
+                    asset_id: material.0.id().untyped(),
+                    last_change_tick,
+                },
+            );
+        } else {
+            material_instances
+                .instances
+                .remove(&MainEntity::from(entity));
+        }
+    }
+}
+
+fn extract_custom_materials_needing_specialization(
+    entities: Extract<Res<EntitiesNeedingSpecialization<CustomMaterial>>>,
+    mut dirty: ResMut<DirtySpecializations>,
+) {
+    for entity in entities.changed.iter() {
+        dirty.changed_renderables.insert(MainEntity::from(*entity));
+    }
+}
+
+fn extract_custom_materials_that_need_specializations_removed(
+    entities: Extract<Res<EntitiesNeedingSpecialization<CustomMaterial>>>,
+    mut dirty: ResMut<DirtySpecializations>,
+) {
+    for entity in entities.removed.iter() {
+        dirty.removed_renderables.insert(MainEntity::from(*entity));
+    }
+}
+
+fn check_entities_needing_specialization(
+    needs_specialization: Query<
+        Entity,
+        (
+            Or<(
+                Changed<Mesh3d>,
+                AssetChanged<Mesh3d>,
+                Changed<CustomMaterial3d>,
+                AssetChanged<CustomMaterial3d>,
+            )>,
+            With<CustomMaterial3d>,
+        ),
+    >,
+    mut entities: ResMut<EntitiesNeedingSpecialization<CustomMaterial>>,
+    mut removed_mesh: RemovedComponents<Mesh3d>,
+    mut removed_material: RemovedComponents<CustomMaterial3d>,
+) {
+    entities.changed.clear();
+    entities.removed.clear();
+
+    for entity in &needs_specialization {
+        entities.changed.push(entity);
+    }
+
+    for entity in removed_mesh.read() {
+        entities.removed.push(entity);
+    }
+    for entity in removed_material.read() {
+        entities.removed.push(entity);
+    }
+}
diff --git a/crates/processing_render/src/material/mod.rs b/crates/processing_render/src/material/mod.rs
index 1148c81..954d30b 100644
--- a/crates/processing_render/src/material/mod.rs
+++ b/crates/processing_render/src/material/mod.rs
@@ -1,3 +1,4 @@
+pub mod custom;
 pub mod pbr;
 
 use bevy::prelude::*;
@@ -57,20 +58,29 @@ pub fn set_property(
     In((entity, name, value)): In<(Entity, String, MaterialValue)>,
     material_handles: Query<&UntypedMaterial>,
     mut standard_materials: ResMut<Assets<StandardMaterial>>,
+    mut custom_materials: ResMut<Assets<custom::CustomMaterial>>,
 ) -> Result<()> {
     let untyped = material_handles
         .get(entity)
         .map_err(|_| ProcessingError::MaterialNotFound)?;
-    let handle = untyped
-        .0
-        .clone()
-        .try_typed::<StandardMaterial>()
-        .map_err(|_| ProcessingError::MaterialNotFound)?;
-    let mut standard = standard_materials
-        .get_mut(&handle)
-        .ok_or(ProcessingError::MaterialNotFound)?;
-    pbr::set_property(&mut standard, &name, &value)?;
-    Ok(())
+
+    // Try StandardMaterial
+    if let Ok(handle) = untyped.0.clone().try_typed::<StandardMaterial>() {
+        let mut standard = standard_materials
+            .get_mut(&handle)
+            .ok_or(ProcessingError::MaterialNotFound)?;
+        return pbr::set_property(&mut standard, &name, &value);
+    }
+
+    // Try CustomMaterial
+    if let Ok(handle) = untyped.0.clone().try_typed::<custom::CustomMaterial>() {
+        let mut mat = custom_materials
+            .get_mut(&handle)
+            .ok_or(ProcessingError::MaterialNotFound)?;
+        return custom::set_property(&mut mat, &name, &value);
+    }
+
+    Err(ProcessingError::MaterialNotFound)
 }
 
 pub fn destroy(
@@ -78,6 +88,7 @@ pub fn destroy(
     mut commands: Commands,
     material_handles: Query<&UntypedMaterial>,
     mut standard_materials: ResMut<Assets<StandardMaterial>>,
+    mut custom_materials: ResMut<Assets<custom::CustomMaterial>>,
 ) -> Result<()> {
     let untyped = material_handles
         .get(entity)
@@ -85,6 +96,9 @@ pub fn destroy(
     if let Ok(handle) = untyped.0.clone().try_typed::<StandardMaterial>() {
         standard_materials.remove(&handle);
     }
+    if let Ok(handle) = untyped.0.clone().try_typed::<custom::CustomMaterial>() {
+        custom_materials.remove(&handle);
+    }
     commands.entity(entity).despawn();
     Ok(())
 }
diff --git a/crates/processing_render/src/render/material.rs b/crates/processing_render/src/render/material.rs
index 0351a48..bdbc67b 100644
--- a/crates/processing_render/src/render/material.rs
+++ b/crates/processing_render/src/render/material.rs
@@ -1,14 +1,11 @@
 use bevy::prelude::*;
 use std::ops::Deref;
 
-/// A component that holds an untyped handle to a material. This allows the main render loop
-/// to be agnostic of the specific material types being used, and allows for dynamic material
-/// creation based on the `MaterialKey`.
+use crate::material::custom::{CustomMaterial, CustomMaterial3d};
+
 #[derive(Component, Deref)]
 pub struct UntypedMaterial(pub UntypedHandle);
 
-/// Defines the current material for a batch, which can be used to determine when to flush the
-/// current batch and start a new one.
 #[derive(Clone, PartialEq, Eq, Hash, Debug)]
 pub enum MaterialKey {
     Color {
@@ -73,15 +70,11 @@ impl MaterialKey {
                 };
                 materials.add(mat).untyped()
             }
-            MaterialKey::Custom(_entity) => {
-                todo!("implement custom materials")
-            }
+            MaterialKey::Custom(_) => unreachable!(),
         }
     }
 }
 
-/// A system that adds a `MeshMaterial3d` component to any entity with an `UntypedMaterial` that can
-/// be typed as a `StandardMaterial`.
 pub fn add_standard_materials(mut commands: Commands, meshes: Query<(Entity, &UntypedMaterial)>) {
     for (entity, handle) in meshes.iter() {
         let handle = handle.deref().clone();
@@ -90,3 +83,12 @@ pub fn add_standard_materials(mut commands: Commands, meshes: Query<(Entity, &Un
         }
     }
 }
+
+pub fn add_custom_materials(mut commands: Commands, meshes: Query<(Entity, &UntypedMaterial)>) {
+    for (entity, handle) in meshes.iter() {
+        let handle = handle.deref().clone();
+        if let Ok(handle) = handle.try_typed::<CustomMaterial>() {
+            commands.entity(entity).insert(CustomMaterial3d(handle));
+        }
+    }
+}
diff --git a/crates/processing_render/src/render/mod.rs b/crates/processing_render/src/render/mod.rs
index 3de4b67..187187b 100644
--- a/crates/processing_render/src/render/mod.rs
+++ b/crates/processing_render/src/render/mod.rs
@@ -223,25 +223,35 @@ pub fn flush_draw_commands(
                     };
                 }
                 DrawCommand::Rect { x, y, w, h, radii } => {
-                    add_fill(&mut res, &mut batch, &state, |mesh, color| {
-                        rect(mesh, x, y, w, h, radii, color, TessellationMode::Fill)
-                    });
-
-                    add_stroke(&mut res, &mut batch, &state, |mesh, color, weight| {
-                        rect(
-                            mesh,
-                            x,
-                            y,
-                            w,
-                            h,
-                            radii,
-                            color,
-                            TessellationMode::Stroke(weight),
-                        )
-                    });
+                    add_fill(
+                        &mut res,
+                        &mut batch,
+                        &state,
+                        |mesh, color| rect(mesh, x, y, w, h, radii, color, TessellationMode::Fill),
+                        &p_material_handles,
+                    );
+
+                    add_stroke(
+                        &mut res,
+                        &mut batch,
+                        &state,
+                        |mesh, color, weight| {
+                            rect(
+                                mesh,
+                                x,
+                                y,
+                                w,
+                                h,
+                                radii,
+                                color,
+                                TessellationMode::Stroke(weight),
+                            )
+                        },
+                        &p_material_handles,
+                    );
                 }
                 DrawCommand::BackgroundColor(color) => {
-                    flush_batch(&mut res, &mut batch);
+                    flush_batch(&mut res, &mut batch, &p_material_handles);
 
                     let mesh = create_ndc_background_quad(world_from_clip, color, false);
                     let mesh_handle = res.meshes.add(mesh);
@@ -268,7 +278,7 @@ pub fn flush_draw_commands(
                         continue;
                     };
 
-                    flush_batch(&mut res, &mut batch);
+                    flush_batch(&mut res, &mut batch, &p_material_handles);
 
                     let mesh = create_ndc_background_quad(world_from_clip, Color::WHITE, true);
                     let mesh_handle = res.meshes.add(mesh);
@@ -315,7 +325,7 @@ pub fn flush_draw_commands(
                         _ => material_key.to_material(&mut res.materials),
                     };
 
-                    flush_batch(&mut res, &mut batch);
+                    flush_batch(&mut res, &mut batch, &p_material_handles);
 
                     let z_offset = -(batch.draw_index as f32 * 0.001);
                     let mut transform = state.transform.to_bevy_transform();
@@ -347,7 +357,13 @@ pub fn flush_draw_commands(
                     height,
                     depth,
                 } => {
-                    add_shape3d(&mut res, &mut batch, &state, box_mesh(width, height, depth));
+                    add_shape3d(
+                        &mut res,
+                        &mut batch,
+                        &state,
+                        box_mesh(width, height, depth),
+                        &p_material_handles,
+                    );
                 }
                 DrawCommand::Sphere {
                     radius,
@@ -359,12 +375,13 @@ pub fn flush_draw_commands(
                         &mut batch,
                         &state,
                         sphere_mesh(radius, sectors, stacks),
+                        &p_material_handles,
                     );
                 }
             }
         }
 
-        flush_batch(&mut res, &mut batch);
+        flush_batch(&mut res, &mut batch, &p_material_handles);
     }
 }
 
@@ -386,7 +403,13 @@ pub fn clear_transient_meshes(
     }
 }
 
-fn spawn_mesh(res: &mut RenderResources, batch: &mut BatchState, mesh: Mesh, z_offset: f32) {
+fn spawn_mesh(
+    res: &mut RenderResources,
+    batch: &mut BatchState,
+    mesh: Mesh,
+    z_offset: f32,
+    material_handles: &Query<&UntypedMaterial>,
+) {
     let Some(key) = &batch.material_key else {
         return;
     };
@@ -400,7 +423,16 @@ fn spawn_mesh(res: &mut RenderResources, batch: &mut BatchState, mesh: Mesh, z_o
         scale,
     };
 
-    let material_handle = key.to_material(&mut res.materials);
+    let material_handle = match key {
+        MaterialKey::Custom(entity) => match material_handles.get(*entity) {
+            Ok(handle) => handle.0.clone(),
+            Err(_) => {
+                warn!("Custom material entity {:?} not found", entity);
+                return;
+            }
+        },
+        _ => key.to_material(&mut res.materials),
+    };
 
     res.commands.spawn((
         Mesh3d(mesh_handle),
@@ -422,8 +454,9 @@ fn start_batch(
     batch: &mut BatchState,
     state: &RenderState,
     material_key: MaterialKey,
+    material_handles: &Query<&UntypedMaterial>,
 ) {
-    flush_batch(res, batch);
+    flush_batch(res, batch, material_handles);
     batch.material_key = Some(material_key);
     batch.transform = state.transform.current();
     batch.current_mesh = Some(empty_mesh());
@@ -465,6 +498,7 @@ fn add_fill(
     batch: &mut BatchState,
     state: &RenderState,
     tessellate: impl FnOnce(&mut Mesh, Color),
+    material_handles: &Query<&UntypedMaterial>,
 ) {
     let Some(color) = state.fill_color else {
         return;
@@ -472,7 +506,7 @@ fn add_fill(
     let material_key = material_key_with_color(&state.material_key, color);
 
     if needs_batch(batch, state, &material_key) {
-        start_batch(res, batch, state, material_key);
+        start_batch(res, batch, state, material_key, material_handles);
     }
 
     if let Some(ref mut mesh) = batch.current_mesh {
@@ -485,6 +519,7 @@ fn add_stroke(
     batch: &mut BatchState,
     state: &RenderState,
     tessellate: impl FnOnce(&mut Mesh, Color, f32),
+    material_handles: &Query<&UntypedMaterial>,
 ) {
     let Some(color) = state.stroke_color else {
         return;
@@ -493,7 +528,7 @@ fn add_stroke(
     let material_key = material_key_with_color(&state.material_key, color);
 
     if needs_batch(batch, state, &material_key) {
-        start_batch(res, batch, state, material_key);
+        start_batch(res, batch, state, material_key, material_handles);
     }
 
     if let Some(ref mut mesh) = batch.current_mesh {
@@ -501,21 +536,41 @@ fn add_stroke(
     }
 }
 
-fn flush_batch(res: &mut RenderResources, batch: &mut BatchState) {
+fn flush_batch(
+    res: &mut RenderResources,
+    batch: &mut BatchState,
+    material_handles: &Query<&UntypedMaterial>,
+) {
     if let Some(mesh) = batch.current_mesh.take() {
         let z_offset = -(batch.draw_index as f32 * 0.001);
-        spawn_mesh(res, batch, mesh, z_offset);
+        spawn_mesh(res, batch, mesh, z_offset, material_handles);
         batch.draw_index += 1;
     }
     batch.material_key = None;
 }
 
-fn add_shape3d(res: &mut RenderResources, batch: &mut BatchState, state: &RenderState, mesh: Mesh) {
-    flush_batch(res, batch);
+fn add_shape3d(
+    res: &mut RenderResources,
+    batch: &mut BatchState,
+    state: &RenderState,
+    mesh: Mesh,
+    material_handles: &Query<&UntypedMaterial>,
+) {
+    flush_batch(res, batch, material_handles);
 
     let mesh_handle = res.meshes.add(mesh);
     let material_key = material_key_with_fill(state);
-    let material_handle = material_key.to_material(&mut res.materials);
+
+    let material_handle = match &material_key {
+        MaterialKey::Custom(entity) => match material_handles.get(*entity) {
+            Ok(handle) => handle.0.clone(),
+            Err(_) => {
+                warn!("Custom material entity {:?} not found", entity);
+                return;
+            }
+        },
+        _ => material_key.to_material(&mut res.materials),
+    };
 
     let z_offset = -(batch.draw_index as f32 * 0.001);
     let mut transform = state.transform.to_bevy_transform();
diff --git a/crates/processing_render/src/render/primitive/shape3d.rs b/crates/processing_render/src/render/primitive/shape3d.rs
index 2a630e2..d3ce5db 100644
--- a/crates/processing_render/src/render/primitive/shape3d.rs
+++ b/crates/processing_render/src/render/primitive/shape3d.rs
@@ -1,11 +1,30 @@
 use bevy::prelude::*;
+use bevy::render::mesh::VertexAttributeValues;
+
+/// Ensure a mesh has vertex colors, inserting default white if missing.
+fn ensure_vertex_colors(mesh: &mut Mesh) {
+    if mesh.attribute(Mesh::ATTRIBUTE_COLOR).is_none() {
+        let vertex_count = mesh
+            .attribute(Mesh::ATTRIBUTE_POSITION)
+            .map(|a| a.len())
+            .unwrap_or(0);
+        mesh.insert_attribute(
+            Mesh::ATTRIBUTE_COLOR,
+            VertexAttributeValues::Float32x4(vec![[1.0, 1.0, 1.0, 1.0]; vertex_count]),
+        );
+    }
+}
 
 pub fn box_mesh(width: f32, height: f32, depth: f32) -> Mesh {
     let cuboid = bevy::math::primitives::Cuboid::new(width, height, depth);
-    Mesh::from(cuboid)
+    let mut mesh = Mesh::from(cuboid);
+    ensure_vertex_colors(&mut mesh);
+    mesh
 }
 
 pub fn sphere_mesh(radius: f32, sectors: u32, stacks: u32) -> Mesh {
     let sphere = bevy::math::primitives::Sphere::new(radius);
-    sphere.mesh().uv(sectors, stacks)
+    let mut mesh = sphere.mesh().uv(sectors, stacks);
+    ensure_vertex_colors(&mut mesh);
+    mesh
 }
diff --git a/examples/custom_material.rs b/examples/custom_material.rs
new file mode 100644
index 0000000..d8ed3c7
--- /dev/null
+++ b/examples/custom_material.rs
@@ -0,0 +1,67 @@
+mod glfw;
+
+use glfw::GlfwContext;
+use processing::prelude::*;
+use processing_render::render::command::DrawCommand;
+
+fn main() {
+    match sketch() {
+        Ok(_) => {
+            eprintln!("Sketch completed successfully");
+            exit(0).unwrap();
+        }
+        Err(e) => {
+            eprintln!("Sketch error: {:?}", e);
+            exit(1).unwrap();
+        }
+    };
+}
+
+fn sketch() -> error::Result<()> {
+    let width = 400;
+    let height = 400;
+    let mut glfw_ctx = GlfwContext::new(width, height)?;
+    init(Config::default())?;
+
+    let surface = glfw_ctx.create_surface(width, height, 1.0)?;
+    let graphics = graphics_create(surface, width, height, TextureFormat::Rgba16Float)?;
+    let box_geo = geometry_box(100.0, 100.0, 100.0)?;
+
+    graphics_mode_3d(graphics)?;
+    transform_set_position(graphics, 100.0, 100.0, 300.0)?;
+    transform_look_at(graphics, 0.0, 0.0, 0.0)?;
+
+    let shader = shader_load("shaders/custom_material.wesl")?;
+    let mat = material_create_custom(shader)?;
+    material_set(
+        mat,
+        "color",
+        material::MaterialValue::Float4([1.0, 0.2, 0.4, 1.0]),
+    )?;
+
+    let mut angle = 0.0;
+
+    while glfw_ctx.poll_events() {
+        graphics_begin_draw(graphics)?;
+
+        graphics_record_command(
+            graphics,
+            DrawCommand::BackgroundColor(bevy::color::Color::srgb(0.1, 0.1, 0.15)),
+        )?;
+
+        graphics_record_command(graphics, DrawCommand::PushMatrix)?;
+        graphics_record_command(graphics, DrawCommand::Rotate { angle })?;
+        graphics_record_command(graphics, DrawCommand::Material(mat))?;
+        graphics_record_command(graphics, DrawCommand::Geometry(box_geo))?;
+        graphics_record_command(graphics, DrawCommand::PopMatrix)?;
+
+        graphics_end_draw(graphics)?;
+
+        angle += 0.02;
+    }
+
+    material_destroy(mat)?;
+    shader_destroy(shader)?;
+
+    Ok(())
+}
diff --git a/lygia b/lygia
new file mode 160000
index 0000000..409bf5f
--- /dev/null
+++ b/lygia
@@ -0,0 +1 @@
+Subproject commit 409bf5f92d3ab1cfeb8cf086a46d1d8e5231b37a