diff --git a/README.md b/README.md
index d72ad87..af87cb5 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ https://art.mekanoe.com
 ## Artworks
 
 - [./001-platform-provenance](https://art.mekanoe.com/001-platform-provenance)
-- [./002-webgpu-instead](https://art.mekanoe.com/002-webgpu-instead)
+- [./002-webgl-engine](https://art.mekanoe.com/002-webgl-engine)
 
 ## Development
 
diff --git a/bun.lockb b/bun.lockb
index d673135..dfa1ae7 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/hack/build.ts b/hack/build.ts
index b34486d..309f048 100644
--- a/hack/build.ts
+++ b/hack/build.ts
@@ -13,19 +13,28 @@ const works = globSync("src/*/main.ts");
 
 console.log(chalk.green`>> Building ...`);
 console.log(chalk.yellow(`   Found ${works.length} works.`));
+console.log(chalk.yellow(`   Running Bun.build()`));
 
-await Bun.build({
+const results = await Bun.build({
   entrypoints: works,
   outdir: "html",
   splitting: true,
   loader: {
     ".glsl": "text",
     ".wgsl": "text",
+    ".vert": "text",
+    ".frag": "text",
   },
-  minify: true,
+  minify: process.env.MINIFY === "false" ? false : true,
   plugins: [glslPlugin],
 });
 
+if (!results.success) {
+  console.error(chalk.red("XX Bun.build() Failed."));
+  console.error(chalk.red(JSON.stringify(results.logs, null, 2)));
+  process.exit(1);
+}
+
 console.log(chalk.green`>> Generating HTML and Markdown ...`);
 await generate(works);
 
diff --git a/hack/convert-meshes.ts b/hack/convert-meshes.ts
index 17af076..69c90c6 100644
--- a/hack/convert-meshes.ts
+++ b/hack/convert-meshes.ts
@@ -9,6 +9,16 @@ export const convertMeshes = async () => {
 
     const [header, body] = ply.split("end_header");
     const colorSize = header.includes("red") ? 4 : 0;
+    const headerLines = header.split("\n");
+    const vertexCount = Number(
+      headerLines
+        .find((header) => header.startsWith("element vertex"))
+        ?.replace("element vertex ", "")
+    );
+
+    if (!vertexCount) {
+      throw new Error("couldn't get vertex count...");
+    }
 
     const values: number[] = [];
 
@@ -43,13 +53,16 @@ export const convertMeshes = async () => {
 import { Mesh } from "../renderer/mesh";
 
 // prettier-ignore
-const mesh = new Float32Array(${JSON.stringify(values, null, 2)});
+const mesh = new Float32Array(${JSON.stringify(values)});
 
 export default new Mesh({ 
   mesh, 
-  positionSize: 4 * 4, 
-  colorSize: ${colorSize} * 4, 
-  uvSize: 2 * 4,
+  positionSize: 4, 
+  colorSize: ${colorSize}, 
+  uvSize: 2,
+  vertexCount: ${vertexCount},
+  stride: ${4 + colorSize + 2},
+  name: ${JSON.stringify(file)}
 });
 `;
 
diff --git a/hack/glsl-plugin.ts b/hack/glsl-plugin.ts
index 133ff84..8e0ed76 100644
--- a/hack/glsl-plugin.ts
+++ b/hack/glsl-plugin.ts
@@ -1,5 +1,5 @@
 import glsl from "esbuild-plugin-glsl";
 
 export default glsl({
-  minify: true,
+  minify: process.env.MINIFY === "false" ? false : true,
 });
diff --git a/hack/templates/work.html.txt b/hack/templates/work.html.txt
index 876b6e9..19ee715 100644
--- a/hack/templates/work.html.txt
+++ b/hack/templates/work.html.txt
@@ -22,10 +22,4 @@
   <canvas id="canvas" width="1280" height="720"></canvas>
   <div id="telemetry">XX.X FPS (XX.X ms)</div>
 </main>
-<script
-  src="https://cdnjs.cloudflare.com/ajax/libs/gl-matrix/3.4.2/gl-matrix-min.min.js"
-  integrity="sha512-cR3oS5mKRWD+38vYi1CNJk1DLpi104ovuQBuVv9p7nNxeqzSNiHzlboK2BZQybmpTi1QNnQ5unYajpURcMjeZQ=="
-  crossorigin="anonymous"
-  referrerpolicy="no-referrer"
-></script>
 <script src="/##name##/main.js" type="module"></script>
diff --git a/html/001-platform-provenance/index.html b/html/001-platform-provenance/index.html
index 3887477..a2be8f8 100644
--- a/html/001-platform-provenance/index.html
+++ b/html/001-platform-provenance/index.html
@@ -22,10 +22,4 @@
   <canvas id="canvas" width="1280" height="720"></canvas>
   <div id="telemetry">XX.X FPS (XX.X ms)</div>
 </main>
-<script
-  src="https://cdnjs.cloudflare.com/ajax/libs/gl-matrix/3.4.2/gl-matrix-min.min.js"
-  integrity="sha512-cR3oS5mKRWD+38vYi1CNJk1DLpi104ovuQBuVv9p7nNxeqzSNiHzlboK2BZQybmpTi1QNnQ5unYajpURcMjeZQ=="
-  crossorigin="anonymous"
-  referrerpolicy="no-referrer"
-></script>
 <script src="/001-platform-provenance/main.js" type="module"></script>
diff --git a/html/001-platform-provenance/main.js b/html/001-platform-provenance/main.js
index bef0278..77d392a 100644
--- a/html/001-platform-provenance/main.js
+++ b/html/001-platform-provenance/main.js
@@ -1 +1 @@
-import{b as Y} from"../chunk-818093f0cbbefec3.js";class k{constructor(v){this.gl=v.gl,this.app=v,this.program=this.gl.createProgram()}attach(v,R){console.log("attaching shader",{type:v,source:R});const _=this.gl.createShader(v);if(this.gl.shaderSource(_,R),this.gl.compileShader(_),!this.gl.getShaderParameter(_,this.gl.COMPILE_STATUS))throw new Error("An error occurred compiling the shaders: "+this.gl.getShaderInfoLog(_));return this.gl.attachShader(this.program,_),this}link(){if(this.gl.linkProgram(this.program),!this.gl.getProgramParameter(this.program,this.gl.LINK_STATUS))throw new Error("Unable to initialize the shader program: "+this.gl.getProgramInfoLog(this.program));return console.log("shader linked"),this}location(v){if(v[0]==="a")return this.gl.getAttribLocation(this.program,v);else if(v[0]==="u")return this.gl.getUniformLocation(this.program,v)}updateTime(){const v=this.app.now(),R=Math.sin(v),_=Math.cos(v);this.gl.uniform1f(this.location("uTime"),v),this.gl.uniform1f(this.location("uSinTime"),R),this.gl.uniform1f(this.location("uCosTime"),_)}activate(v,R){this.gl.useProgram(this.program),this.gl.uniformMatrix4fv(this.location("uProjectionMatrix"),!1,v),this.gl.uniformMatrix4fv(this.location("uModelViewMatrix"),!1,R),this.updateTime()}}class q{constructor(v){this.gl=v.gl,this.app=v,this.vertexPositions=new Float32Array([]),this.positionBuffer=null,this.textureBuffer=null}initBuffer(v,R=this.gl.STATIC_DRAW){const _=this.gl.createBuffer();return this.gl.bindBuffer(this.gl.ARRAY_BUFFER,_),this.gl.bufferData(this.gl.ARRAY_BUFFER,new Float32Array(v),R),_}attachShader(v){return this.shader=v,this.vertexPosition=v.location("aVertexPosition"),this.textureCoord=v.location("aTextureCoord"),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.gl.vertexAttribPointer(this.vertexPosition,2,this.gl.FLOAT,!1,0,0),this.gl.enableVertexAttribArray(this.vertexPosition),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.textureBuffer),this.gl.vertexAttribPointer(this.textureCoord,2,this.gl.FLOAT,!1,0,0),this.gl.enableVertexAttribArray(this.textureCoord),this}draw2D(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.shader.activate(this.app.projectionMatrix,this.app.modelViewMatrix),this.gl.drawArrays(this.gl.TRIANGLE_STRIP,0,this.vertexPositions.length/2)}draw3D(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.shader.activate(this.app.projectionMatrix,this.app.modelViewMatrix),this.gl.drawArrays(this.gl.TRIANGLE_STRIP,0,this.vertexPositions.length/3)}}class C extends q{constructor(v){super(v);this.vertexPositions=new Float32Array([-1,-1,1,-1,-1,1,1,1]),this.positionBuffer=this.initBuffer(this.vertexPositions),this.textureBuffer=this.initBuffer(new Float32Array([0,0,1,0,0,1,1,1])),this.app.onUpdate(()=>this.draw2D())}}class K{constructor(v={fov:45}){if(this._now=0,this.registry={onStart:[],onUpdate:[],onBeforeUpdate:[],onAfterUpdate:[]},this.config=v,this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight,this.gl=this.canvas.getContext("webgl2"),this.gl===null)throw document.querySelector("main").innerHTML="<div><i>your browser didn't let me set up webgl</i></div>",new Error("Unable to initialize WebGL. Your browser or machine may not support it.");const R=this.gl,_=this.config.fov*Math.PI/180,H=R.canvas.clientWidth/R.canvas.clientHeight,J=0.1,L=100,X=glMatrix.mat4.create();glMatrix.mat4.perspective(X,_,H,J,L);const I=glMatrix.mat4.create();glMatrix.mat4.translate(I,I,[-0,0,-6]),this.projectionMatrix=X,this.modelViewMatrix=I,this.clear(),this.onBeforeUpdate(()=>this.clear()),this.telemetry=new Y(this)}clear(){const v=this.gl;v.clearColor(0,0,0,1),v.clearDepth(1),v.enable(v.DEPTH_TEST),v.depthFunc(v.LEQUAL),v.clear(v.COLOR_BUFFER_BIT|v.DEPTH_BUFFER_BIT)}onStart(v){this.registry.onStart.push(v)}onUpdate(v){this.registry.onUpdate.push(v)}onBeforeUpdate(v){this.registry.onBeforeUpdate.push(v)}onAfterUpdate(v){this.registry.onAfterUpdate.push(v)}start(){this.registry.onStart.forEach((v)=>v(this))}update(){this.registry.onBeforeUpdate.forEach((v)=>v(this)),this.registry.onUpdate.forEach((v)=>v(this)),this.registry.onAfterUpdate.forEach((v)=>v(this))}oneShot(){requestAnimationFrame((v)=>{this._now=v,this.start(),this.update()})}loop(){const v=(R)=>{this._now=R,this.update(),requestAnimationFrame(v)};requestAnimationFrame(v)}now(){return this._now}}var B="precision highp float;uniform float uTime;uniform float uSinTime;uniform float uCosTime;varying highp vec2 vTextureCoord;vec3 rgb2hsv(vec3 c){vec4 K=vec4(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4 p=mix(vec4(c.bg,K.wz),vec4(c.gb,K.xy),step(c.b,c.g));vec4 q=mix(vec4(p.xyw,c.r),vec4(c.r,p.yzx),step(p.x,c.r));float d=q.x-min(q.w,q.y);float e=1.0e-10;return vec3(abs(q.z+(q.w-q.y)/(6.0*d+e)),d/(q.x+e),q.x);}vec3 hsv2rgb(vec3 c){vec4 K=vec4(1.0,2.0/3.0,1.0/3.0,3.0);vec3 p=abs(fract(c.xxx+K.xyz)*6.0-K.www);return c.z*mix(K.xxx,clamp(p-K.xxx,0.0,1.0),c.y);}void main(){float zComponent=uSinTime*0.001*0.5+0.5;vec3 hsv=rgb2hsv(vec3(vTextureCoord,zComponent));hsv.x+=uTime*0.0001;hsv.y=1.0;hsv.z=1.0;vec3 rgb=hsv2rgb(hsv);gl_FragColor=vec4(rgb,1.0);gl_FragColor=clamp(gl_FragColor,0.0,1.0);}";var E="attribute vec4 aVertexPosition;attribute vec2 aTextureCoord;uniform mat4 uModelViewMatrix;uniform mat4 uProjectionMatrix;varying highp vec2 vTextureCoord;void main(){gl_Position=uProjectionMatrix*uModelViewMatrix*aVertexPosition;vTextureCoord=aTextureCoord;}";var D=new K({fov:20}),G=D.gl,Q=new k(D).attach(G.VERTEX_SHADER,E).attach(G.FRAGMENT_SHADER,B).link(),U=new C(D);U.attachShader(Q);D.loop();
+import{b as X,c as R} from"../chunk-1da54319833c650d.js";class I{constructor(v){this.gl=v.gl,this.app=v,this.program=this.gl.createProgram()}attach(v,_){console.log("attaching shader",{type:v,source:_});const D=this.gl.createShader(v);if(this.gl.shaderSource(D,_),this.gl.compileShader(D),!this.gl.getShaderParameter(D,this.gl.COMPILE_STATUS))throw new Error("An error occurred compiling the shaders: "+this.gl.getShaderInfoLog(D));return this.gl.attachShader(this.program,D),this}link(){if(this.gl.linkProgram(this.program),!this.gl.getProgramParameter(this.program,this.gl.LINK_STATUS))throw new Error("Unable to initialize the shader program: "+this.gl.getProgramInfoLog(this.program));return console.log("shader linked"),this}location(v){if(v[0]==="a")return this.gl.getAttribLocation(this.program,v);else if(v[0]==="u")return this.gl.getUniformLocation(this.program,v)}updateTime(){const v=this.app.now(),_=Math.sin(v),D=Math.cos(v);this.gl.uniform1f(this.location("uTime"),v),this.gl.uniform1f(this.location("uSinTime"),_),this.gl.uniform1f(this.location("uCosTime"),D)}activate(v,_){this.gl.useProgram(this.program),this.gl.uniformMatrix4fv(this.location("uProjectionMatrix"),!1,v),this.gl.uniformMatrix4fv(this.location("uModelViewMatrix"),!1,_),this.updateTime()}}class K{constructor(v){this.gl=v.gl,this.app=v,this.vertexPositions=new Float32Array([]),this.positionBuffer=null,this.textureBuffer=null}initBuffer(v,_=this.gl.STATIC_DRAW){const D=this.gl.createBuffer();return this.gl.bindBuffer(this.gl.ARRAY_BUFFER,D),this.gl.bufferData(this.gl.ARRAY_BUFFER,new Float32Array(v),_),D}attachShader(v){return this.shader=v,this.vertexPosition=v.location("aVertexPosition"),this.textureCoord=v.location("aTextureCoord"),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.gl.vertexAttribPointer(this.vertexPosition,2,this.gl.FLOAT,!1,0,0),this.gl.enableVertexAttribArray(this.vertexPosition),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.textureBuffer),this.gl.vertexAttribPointer(this.textureCoord,2,this.gl.FLOAT,!1,0,0),this.gl.enableVertexAttribArray(this.textureCoord),this}draw2D(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.shader.activate(this.app.projectionMatrix,this.app.modelViewMatrix),this.gl.drawArrays(this.gl.TRIANGLE_STRIP,0,this.vertexPositions.length/2)}draw3D(){this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.positionBuffer),this.shader.activate(this.app.projectionMatrix,this.app.modelViewMatrix),this.gl.drawArrays(this.gl.TRIANGLE_STRIP,0,this.vertexPositions.length/3)}}class L extends K{constructor(v){super(v);this.vertexPositions=new Float32Array([-1,-1,1,-1,-1,1,1,1]),this.positionBuffer=this.initBuffer(this.vertexPositions),this.textureBuffer=this.initBuffer(new Float32Array([0,0,1,0,0,1,1,1])),this.app.onUpdate(()=>this.draw2D())}}class P{constructor(v={fov:45}){if(this._now=0,this.registry={onStart:[],onUpdate:[],onBeforeUpdate:[],onAfterUpdate:[]},this.config=v,this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight,this.gl=this.canvas.getContext("webgl2"),this.gl===null)throw document.querySelector("main").innerHTML="<div><i>your browser didn't let me set up webgl</i></div>",new Error("Unable to initialize WebGL. Your browser or machine may not support it.");const _=this.gl,D=this.config.fov*Math.PI/180,E=_.canvas.clientWidth/_.canvas.clientHeight,G=0.1,H=100,U=R.create();R.perspective(U,D,E,G,H);const C=R.create();R.translate(C,C,[-0,0,-6]),this.projectionMatrix=U,this.modelViewMatrix=C,this.clear(),this.onBeforeUpdate(()=>this.clear()),this.telemetry=new X(this)}clear(){const v=this.gl;v.clearColor(0,0,0,1),v.clearDepth(1),v.enable(v.DEPTH_TEST),v.depthFunc(v.LEQUAL),v.clear(v.COLOR_BUFFER_BIT|v.DEPTH_BUFFER_BIT)}onStart(v){this.registry.onStart.push(v)}onUpdate(v){this.registry.onUpdate.push(v)}onBeforeUpdate(v){this.registry.onBeforeUpdate.push(v)}onAfterUpdate(v){this.registry.onAfterUpdate.push(v)}start(){this.registry.onStart.forEach((v)=>v(this))}update(){this.registry.onBeforeUpdate.forEach((v)=>v(this)),this.registry.onUpdate.forEach((v)=>v(this)),this.registry.onAfterUpdate.forEach((v)=>v(this))}oneShot(){requestAnimationFrame((v)=>{this._now=v,this.start(),this.update()})}loop(){const v=(_)=>{this._now=_,this.update(),requestAnimationFrame(v)};requestAnimationFrame(v)}now(){return this._now}}var Y="precision highp float;uniform float uTime;uniform float uSinTime;uniform float uCosTime;varying highp vec2 vTextureCoord;vec3 rgb2hsv(vec3 c){vec4 K=vec4(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4 p=mix(vec4(c.bg,K.wz),vec4(c.gb,K.xy),step(c.b,c.g));vec4 q=mix(vec4(p.xyw,c.r),vec4(c.r,p.yzx),step(p.x,c.r));float d=q.x-min(q.w,q.y);float e=1.0e-10;return vec3(abs(q.z+(q.w-q.y)/(6.0*d+e)),d/(q.x+e),q.x);}vec3 hsv2rgb(vec3 c){vec4 K=vec4(1.0,2.0/3.0,1.0/3.0,3.0);vec3 p=abs(fract(c.xxx+K.xyz)*6.0-K.www);return c.z*mix(K.xxx,clamp(p-K.xxx,0.0,1.0),c.y);}void main(){float zComponent=uSinTime*0.001*0.5+0.5;vec3 hsv=rgb2hsv(vec3(vTextureCoord,zComponent));hsv.x+=uTime*0.0001;hsv.y=1.0;hsv.z=1.0;vec3 rgb=hsv2rgb(hsv);gl_FragColor=vec4(rgb,1.0);gl_FragColor=clamp(gl_FragColor,0.0,1.0);}";var q="attribute vec4 aVertexPosition;attribute vec2 aTextureCoord;uniform mat4 uModelViewMatrix;uniform mat4 uProjectionMatrix;varying highp vec2 vTextureCoord;void main(){gl_Position=uProjectionMatrix*uModelViewMatrix*aVertexPosition;vTextureCoord=aTextureCoord;}";var k=new P({fov:20}),B=k.gl,W=new I(k).attach(B.VERTEX_SHADER,q).attach(B.FRAGMENT_SHADER,Y).link(),Z=new L(k);Z.attachShader(W);k.loop();
diff --git a/html/002-webgpu-instead/index.html b/html/002-webgl-engine/index.html
similarity index 53%
rename from html/002-webgpu-instead/index.html
rename to html/002-webgl-engine/index.html
index da5bf5d..8c1c287 100644
--- a/html/002-webgpu-instead/index.html
+++ b/html/002-webgl-engine/index.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <meta charset="utf-8" />
-<title>com.mekanoe.art // 002-webgpu-instead</title>
+<title>com.mekanoe.art // 002-webgl-engine</title>
 <style>
   html,
   body {
@@ -22,10 +22,4 @@
   <canvas id="canvas" width="1280" height="720"></canvas>
   <div id="telemetry">XX.X FPS (XX.X ms)</div>
 </main>
-<script
-  src="https://cdnjs.cloudflare.com/ajax/libs/gl-matrix/3.4.2/gl-matrix-min.min.js"
-  integrity="sha512-cR3oS5mKRWD+38vYi1CNJk1DLpi104ovuQBuVv9p7nNxeqzSNiHzlboK2BZQybmpTi1QNnQ5unYajpURcMjeZQ=="
-  crossorigin="anonymous"
-  referrerpolicy="no-referrer"
-></script>
-<script src="/002-webgpu-instead/main.js" type="module"></script>
+<script src="/002-webgl-engine/main.js" type="module"></script>
diff --git a/html/002-webgl-engine/main.js b/html/002-webgl-engine/main.js
new file mode 100644
index 0000000..4fb4a56
--- /dev/null
+++ b/html/002-webgl-engine/main.js
@@ -0,0 +1 @@
+import{a as H,b as Q,c as F,d as I,e as P} from"../chunk-1da54319833c650d.js";class Y{z;_;k;constructor(z=I.create(),_=P.create(),k=I.fromValues(1,1,1)){this.position=z;this.rotation=_;this.scale=k}toMat4(){return F.fromRotationTranslationScale(F.create(),this.rotation,this.position,this.scale)}}class J extends H{z;_;k;C;D;modelMatrix=F.create();projectionMatrix=F.create();_meshBuffer;constructor(z,_,k,C=new Y([0,0,-6]),D={}){super(z);this.app=z;this.mesh=_;this.shader=k;this.camera=C;this.config=D}get meshBuffer(){if(this._meshBuffer)return this._meshBuffer;throw new Error("mesh buffer not ready")}initializeMeshBuffer(){const z=this.app.gl,_=z.createBuffer();if(!_)throw new Error("failed to create mesh buffer");z.bindBuffer(z.ARRAY_BUFFER,_),z.bufferData(z.ARRAY_BUFFER,this.mesh.config.mesh,z.STATIC_DRAW),this._meshBuffer=_}initializeAttributes(){const z=this.app.gl;z.bindBuffer(z.ARRAY_BUFFER,this.meshBuffer);const _=this.shader.attrib("aVertexPosition");if(_!==-1)z.vertexAttribPointer(_,this.mesh.config.positionSize,z.FLOAT,!1,4*this.mesh.config.stride,0),z.enableVertexAttribArray(_),this.shader.bindAttrib(_,"aVertexPosition");if(this.mesh.config.colorSize!==0){const C=this.shader.attrib("aVertexColor");if(C!==-1)z.vertexAttribPointer(C,this.mesh.config.colorSize,z.FLOAT,!1,4*this.mesh.config.stride,4*this.mesh.config.positionSize),z.enableVertexAttribArray(C),this.shader.bindAttrib(C,"aVertexColor")}const k=this.shader.attrib("aTextureCoord");if(k!==-1)z.vertexAttribPointer(k,this.mesh.config.uvSize,z.FLOAT,!1,4*this.mesh.config.stride,4*(this.mesh.config.positionSize+this.mesh.config.colorSize)),z.enableVertexAttribArray(k),this.shader.bindAttrib(k,"aTextureCoord")}onStart(){F.perspective(this.projectionMatrix,this.app.config.fov||45,this.app.canvas.width/this.app.canvas.height,this.app.config.zNear||0.1,this.app.config.zFar||100),this.shader.compile(),this.initializeMeshBuffer(),this.initializeAttributes(),this.shader.link()}onRenderableUpdate(z,_){const k=this.app.gl;this.shader.use(),k.bindBuffer(k.ARRAY_BUFFER,this.meshBuffer),this.shader.setupUniforms(z,this.projectionMatrix,_,this.camera),k.drawArrays(this.config.drawMode??k.TRIANGLE_STRIP,0,this.mesh.config.vertexCount);const C=k.getError();if(C!==0)throw console.log({err:C}),new Error(`(MeshRenderer<Mesh#${this.mesh.name}>) webgl failure: ${C}`)}}class K{z;canvas;telemetry;gl;registry={onBeforeUpdate:[],onAfterUpdate:[],onUpdate:[],onStart:[]};constructor(z={}){this.config=z;try{this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight;const _=this.canvas.getContext("webgl2");if(!_)throw new Error("Canvas was unable to get a webgl2 context");if(this.gl=_,location.search.includes("telemetry"))this.telemetry=new Q(this)}catch(_){const k=document.querySelector("main");if(k)k.innerHTML="<div><i>your browser didn't let me set up webgl.</i></div>";throw new Error(`Unable to initialize WebGL. Your browser or machine may not support it.\n  -> ${_}`)}}clear(){const z=this.gl;z.clearColor(0,0,0,1),z.clearDepth(1),z.enable(z.DEPTH_TEST),z.depthFunc(z.LEQUAL),z.clear(z.COLOR_BUFFER_BIT|z.DEPTH_BUFFER_BIT)}onBeforeUpdate(z){this.registry.onBeforeUpdate.push(z)}onAfterUpdate(z){this.registry.onAfterUpdate.push(z)}onUpdate(z){this.registry.onUpdate.push(z)}onStart(z){this.registry.onStart.push(z)}doUpdate(z){this.registry.onBeforeUpdate.forEach((_)=>_(z,this)),this.registry.onUpdate.forEach((_)=>_(z,this)),this.registry.onAfterUpdate.forEach((_)=>_(z,this))}doStart(z=0){this.clear(),this.registry.onStart.forEach((_)=>_(z,this))}async oneShot(z=0){this.doStart(z),this.doUpdate(z)}async start(){this.doStart();const z=(_)=>{this.doUpdate(_),requestAnimationFrame(z)};requestAnimationFrame(z)}}class N extends H{z;_;k;constructor(z,_,k){super(z);this.app=z;this.transform=_;this.renderer=k}onUpdate(z){this.renderer.onRenderableUpdate(z,this.transform)}}class E{z;static VERTEX=35633;static FRAGMENT=35632;constructor(z={}){this.config=z}vertexCode="";fragmentCode="";_app;_program=null;get gl(){const z=this._app?.gl;if(!z)throw new Error("GL context not defined at shader compile time.");return z}app(z){return this._app=z,this._program=z.gl.createProgram(),this}vertex(z){return this.vertexCode=z,this}fragment(z){return this.fragmentCode=z,this}attrib(z){return this.gl.getAttribLocation(this._program,z)}uniform(z){return this.gl.getUniformLocation(this._program,z)}attach(z,_){const k=this.gl,C=k.createShader(z);if(!C)throw new Error(`failed to init ${y(z)} shader`);k.shaderSource(C,_),k.compileShader(C),k.attachShader(this._program,C)}compile(){const z=this.gl;this.attach(z.FRAGMENT_SHADER,this.fragmentCode),this.attach(z.VERTEX_SHADER,this.vertexCode),this.link()}link(){if(this.gl.linkProgram(this._program),!this.gl.getProgramParameter(this._program,this.gl.LINK_STATUS))throw new Error("Unable to initialize the shader program: "+this.gl.getProgramInfoLog(this._program))}bindAttrib(z,_){this.gl.bindAttribLocation(this._program,z,_)}setupUniforms(z,_,k,C){const{gl:D}=this._app;if(D.useProgram(this._program),D.uniformMatrix4fv(this.uniform("uProjectionMatrix"),!1,_),this.config.time)D.uniform1f(this.uniform("uTime"),z);const G=F.clone(k.toMat4());F.fromQuat(G,C.rotation),F.translate(G,G,C.position),D.uniformMatrix4fv(this.uniform("uModelViewMatrix"),!1,G)}use(){this._app?.gl.useProgram(this._program)}}var y=(z)=>{switch(z){case E.FRAGMENT:return"fragment";case E.VERTEX:return"vertex";default:return"some unknown type of"}};var U="precision highp float;uniform float uTime;uniform float uSinTime;uniform float uCosTime;varying highp vec2 vTextureCoord;vec3 rgb2hsv(vec3 c){vec4 K=vec4(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4 p=mix(vec4(c.bg,K.wz),vec4(c.gb,K.xy),step(c.b,c.g));vec4 q=mix(vec4(p.xyw,c.r),vec4(c.r,p.yzx),step(p.x,c.r));float d=q.x-min(q.w,q.y);float e=1.0e-10;return vec3(abs(q.z+(q.w-q.y)/(6.0*d+e)),d/(q.x+e),q.x);}vec3 hsv2rgb(vec3 c){vec4 K=vec4(1.0,2.0/3.0,1.0/3.0,3.0);vec3 p=abs(fract(c.xxx+K.xyz)*6.0-K.www);return c.z*mix(K.xxx,clamp(p-K.xxx,0.0,1.0),c.y);}void main(){float zComponent=uSinTime*0.001*0.5+0.5;vec3 hsv=rgb2hsv(vec3(vTextureCoord,zComponent));hsv.x+=uTime*0.0001;hsv.y=1.0;hsv.z=1.0;vec3 rgb=hsv2rgb(hsv);gl_FragColor=vec4(rgb,1.0);gl_FragColor=clamp(gl_FragColor,0.0,1.0);}";var V="attribute vec4 aVertexPosition;attribute vec2 aTextureCoord;uniform mat4 uModelViewMatrix;uniform mat4 uProjectionMatrix;varying highp vec2 vTextureCoord;void main(){gl_Position=uProjectionMatrix*uModelViewMatrix*aVertexPosition;vTextureCoord=aTextureCoord;}";var X=(z)=>new E({time:!0}).vertex(V).fragment(U).app(z);class O{z;constructor(z){this.config=z}get name(){return this.config.name}}var W=new 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diff --git a/html/002-webgpu-instead/main.js b/html/002-webgpu-instead/main.js
deleted file mode 100644
index f44d96c..0000000
--- a/html/002-webgpu-instead/main.js
+++ /dev/null
@@ -1 +0,0 @@
-import{a as S0,b as Z0} from"../chunk-818093f0cbbefec3.js";class H0{G;canvas;_adapter;_device;_context;telemetry;jobsToSubmitThisFrame=[];renderOK=!1;registry={onBeforeUpdate:[],onAfterUpdate:[],onUpdate:[],onStart:[]};constructor(G={}){this.config=G;if(this.config={fov:45,...G},this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight,location.search.includes("telemetry"))this.telemetry=new Z0(this);this.init().catch((H)=>{const J=document.querySelector("main");if(J)J.innerHTML="<div><i>your browser didn't let me set up webgpu. firefox nightly or enable <code>dom.webgpu.enable</code>.</i></div>";throw new Error("Unable to initialize WebGPU. Your browser or machine may not support it.",H)})}async init(){if(!navigator.gpu)throw new Error("WebGPU not supported");if(this._adapter=await navigator.gpu.requestAdapter(),!this._adapter)throw new Error("No GPU adapter found");if(this._device=await this.adapter.requestDevice(),!this._device)throw new Error("No GPU device found");this._context=this.canvas.getContext("webgpu"),this.context.configure({device:this.device,format:"bgra8unorm",alphaMode:"premultiplied",...this.config.context}),this.renderOK=!0}awaitRendererReady(G=5000){const H=Date.now();return new Promise((J,K)=>{const W=setInterval(()=>{if(this.renderOK)return J(!0);if(Date.now()-H>G)return K(`Renderer was not OK within ${G}ms`)},10)})}get context(){if(!this._context)throw new Error("WebGPU context not initialized");return this._context}get adapter(){if(!this._adapter)throw new Error("WebGPU adapter not initialized");return this._adapter}get device(){if(!this._device)throw new Error("WebGPU device not initialized");return this._device}onBeforeUpdate(G){this.registry.onBeforeUpdate.push(G)}onAfterUpdate(G){this.registry.onAfterUpdate.push(G)}onUpdate(G){this.registry.onUpdate.push(G)}onStart(G){this.registry.onStart.push(G)}doUpdate(G){if(this.jobsToSubmitThisFrame=[],this.registry.onBeforeUpdate.forEach((H)=>H(G,this)),this.registry.onUpdate.forEach((H)=>H(G,this)),this.registry.onAfterUpdate.forEach((H)=>H(G,this)),this.jobsToSubmitThisFrame.length!==0)this.device.queue.submit(this.jobsToSubmitThisFrame)}doStart(G=0){this.registry.onStart.forEach((H)=>H(G,this))}async oneShot(G=0){await this.awaitRendererReady(),this.doStart(G),this.doUpdate(G)}async start(){await this.awaitRendererReady(),this.doStart();const G=(H)=>{this.doUpdate(H),requestAnimationFrame(G)};requestAnimationFrame(G)}commit(G){this.jobsToSubmitThisFrame.push(G)}}var T0=function(G){const H=Q;return Q=G,H},i=function(G,H,J){const K=new Q(3);if(G!==void 0){if(K[0]=G,H!==void 0){if(K[1]=H,J!==void 0)K[2]=J}}return K},g0=function(G,H,J,K){return K=K||new Q(3),K[0]=G,K[1]=H,K[2]=J,K},o0=function(G,H){return H=H||new Q(3),H[0]=Math.ceil(G[0]),H[1]=Math.ceil(G[1]),H[2]=Math.ceil(G[2]),H},r0=function(G,H){return H=H||new Q(3),H[0]=Math.floor(G[0]),H[1]=Math.floor(G[1]),H[2]=Math.floor(G[2]),H},z0=function(G,H){return H=H||new Q(3),H[0]=Math.round(G[0]),H[1]=Math.round(G[1]),H[2]=Math.round(G[2]),H},$0=function(G,H=0,J=1,K){return K=K||new Q(3),K[0]=Math.min(J,Math.max(H,G[0])),K[1]=Math.min(J,Math.max(H,G[1])),K[2]=Math.min(J,Math.max(H,G[2])),K},l0=function(G,H,J){return J=J||new Q(3),J[0]=G[0]+H[0],J[1]=G[1]+H[1],J[2]=G[2]+H[2],J},i0=function(G,H,J,K){return K=K||new Q(3),K[0]=G[0]+H[0]*J,K[1]=G[1]+H[1]*J,K[2]=G[2]+H[2]*J,K},c0=function(G,H){const J=G[0],K=G[1],W=G[2],C=G[0],F=G[1],j=G[2],_=Math.sqrt(J*J+K*K+W*W),U=Math.sqrt(C*C+F*F+j*j),Y=_*U,B=Y&&_0(G,H)/Y;return Math.acos(B)},v=function(G,H,J){return J=J||new Q(3),J[0]=G[0]-H[0],J[1]=G[1]-H[1],J[2]=G[2]-H[2],J},p0=function(G,H){return Math.abs(G[0]-H[0])<w&&Math.abs(G[1]-H[1])<w&&Math.abs(G[2]-H[2])<w},x0=function(G,H){return G[0]===H[0]&&G[1]===H[1]&&G[2]===H[2]},y0=function(G,H,J,K){return K=K||new Q(3),K[0]=G[0]+J*(H[0]-G[0]),K[1]=G[1]+J*(H[1]-G[1]),K[2]=G[2]+J*(H[2]-G[2]),K},v0=function(G,H,J,K){return K=K||new Q(3),K[0]=G[0]+J[0]*(H[0]-G[0]),K[1]=G[1]+J[1]*(H[1]-G[1]),K[2]=G[2]+J[2]*(H[2]-G[2]),K},b0=function(G,H,J){return J=J||new Q(3),J[0]=Math.max(G[0],H[0]),J[1]=Math.max(G[1],H[1]),J[2]=Math.max(G[2],H[2]),J},e0=function(G,H,J){return J=J||new Q(3),J[0]=Math.min(G[0],H[0]),J[1]=Math.min(G[1],H[1]),J[2]=Math.min(G[2],H[2]),J},Y0=function(G,H,J){return J=J||new Q(3),J[0]=G[0]*H,J[1]=G[1]*H,J[2]=G[2]*H,J},m0=function(G,H,J){return J=J||new Q(3),J[0]=G[0]/H,J[1]=G[1]/H,J[2]=G[2]/H,J},j0=function(G,H){return H=H||new Q(3),H[0]=1/G[0],H[1]=1/G[1],H[2]=1/G[2],H},x=function(G,H,J){J=J||new Q(3);const K=G[2]*H[0]-G[0]*H[2],W=G[0]*H[1]-G[1]*H[0];return J[0]=G[1]*H[2]-G[2]*H[1],J[1]=K,J[2]=W,J},_0=function(G,H){return G[0]*H[0]+G[1]*H[1]+G[2]*H[2]},U0=function(G){const H=G[0],J=G[1],K=G[2];return Math.sqrt(H*H+J*J+K*K)},h0=function(G){const H=G[0],J=G[1],K=G[2];return H*H+J*J+K*K},D0=function(G,H){const J=G[0]-H[0],K=G[1]-H[1],W=G[2]-H[2];return Math.sqrt(J*J+K*K+W*W)},P0=function(G,H){const J=G[0]-H[0],K=G[1]-H[1],W=G[2]-H[2];return J*J+K*K+W*W},p=function(G,H){H=H||new Q(3);const J=G[0],K=G[1],W=G[2],C=Math.sqrt(J*J+K*K+W*W);if(C>0.00001)H[0]=J/C,H[1]=K/C,H[2]=W/C;else H[0]=0,H[1]=0,H[2]=0;return H},JG=function(G,H){return H=H||new Q(3),H[0]=-G[0],H[1]=-G[1],H[2]=-G[2],H},Q0=function(G,H){return H=H||new Q(3),H[0]=G[0],H[1]=G[1],H[2]=G[2],H},E0=function(G,H,J){return J=J||new Q(3),J[0]=G[0]*H[0],J[1]=G[1]*H[1],J[2]=G[2]*H[2],J},O0=function(G,H,J){return J=J||new Q(3),J[0]=G[0]/H[0],J[1]=G[1]/H[1],J[2]=G[2]/H[2],J},CG=function(G=1,H){H=H||new Q(3);const J=Math.random()*2*Math.PI,K=Math.random()*2-1,W=Math.sqrt(1-K*K)*G;return H[0]=Math.cos(J)*W,H[1]=Math.sin(J)*W,H[2]=K*G,H},BG=function(G){return G=G||new Q(3),G[0]=0,G[1]=0,G[2]=0,G},XG=function(G,H,J){J=J||new Q(3);const K=G[0],W=G[1],C=G[2],F=H[3]*K+H[7]*W+H[11]*C+H[15]||1;return J[0]=(H[0]*K+H[4]*W+H[8]*C+H[12])/F,J[1]=(H[1]*K+H[5]*W+H[9]*C+H[13])/F,J[2]=(H[2]*K+H[6]*W+H[10]*C+H[14])/F,J},ZG=function(G,H,J){J=J||new Q(3);const K=G[0],W=G[1],C=G[2];return J[0]=K*H[0]+W*H[4]+C*H[8],J[1]=K*H[1]+W*H[5]+C*H[9],J[2]=K*H[2]+W*H[6]+C*H[10],J},YG=function(G,H,J){J=J||new Q(3);const K=G[0],W=G[1],C=G[2];return J[0]=K*H[0]+W*H[4]+C*H[8],J[1]=K*H[1]+W*H[5]+C*H[9],J[2]=K*H[2]+W*H[6]+C*H[10],J},jG=function(G,H,J){J=J||new Q(3);const K=H[0],W=H[1],C=H[2],F=H[3]*2,j=G[0],_=G[1],U=G[2],Y=W*U-C*_,B=C*j-K*U,X=K*_-W*j;return J[0]=j+Y*F+(W*X-C*B)*2,J[1]=_+B*F+(C*Y-K*X)*2,J[2]=U+X*F+(K*B-W*Y)*2,J},_G=function(G,H){return H=H||new Q(3),H[0]=G[12],H[1]=G[13],H[2]=G[14],H},UG=function(G,H,J){J=J||new Q(3);const K=H*4;return J[0]=G[K+0],J[1]=G[K+1],J[2]=G[K+2],J},hG=function(G,H){H=H||new Q(3);const J=G[0],K=G[1],W=G[2],C=G[4],F=G[5],j=G[6],_=G[8],U=G[9],Y=G[10];return H[0]=Math.sqrt(J*J+K*K+W*W),H[1]=Math.sqrt(C*C+F*F+j*j),H[2]=Math.sqrt(_*_+U*U+Y*Y),H},DG=function(G){const H=O;return O=G,H},PG=function(G,H,J,K,W,C,F,j,_,U,Y,B,X,D,h,P){const Z=new O(16);if(G!==void 0){if(Z[0]=G,H!==void 0){if(Z[1]=H,J!==void 0){if(Z[2]=J,K!==void 0){if(Z[3]=K,W!==void 0){if(Z[4]=W,C!==void 0){if(Z[5]=C,F!==void 0){if(Z[6]=F,j!==void 0){if(Z[7]=j,_!==void 0){if(Z[8]=_,U!==void 0){if(Z[9]=U,Y!==void 0){if(Z[10]=Y,B!==void 0){if(Z[11]=B,X!==void 0){if(Z[12]=X,D!==void 0){if(Z[13]=D,h!==void 0){if(Z[14]=h,P!==void 0)Z[15]=P}}}}}}}}}}}}}}}return Z},QG=function(G,H,J,K,W,C,F,j,_,U,Y,B,X,D,h,P,Z){return Z=Z||new O(16),Z[0]=G,Z[1]=H,Z[2]=J,Z[3]=K,Z[4]=W,Z[5]=C,Z[6]=F,Z[7]=j,Z[8]=_,Z[9]=U,Z[10]=Y,Z[11]=B,Z[12]=X,Z[13]=D,Z[14]=h,Z[15]=P,Z},EG=function(G,H){return H=H||new O(16),H[0]=G[0],H[1]=G[1],H[2]=G[2],H[3]=0,H[4]=G[4],H[5]=G[5],H[6]=G[6],H[7]=0,H[8]=G[8],H[9]=G[9],H[10]=G[10],H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},OG=function(G,H){H=H||new O(16);const J=G[0],K=G[1],W=G[2],C=G[3],F=J+J,j=K+K,_=W+W,U=J*F,Y=K*F,B=K*j,X=W*F,D=W*j,h=W*_,P=C*F,Z=C*j,N=C*_;return H[0]=1-B-h,H[1]=Y+N,H[2]=X-Z,H[3]=0,H[4]=Y-N,H[5]=1-U-h,H[6]=D+P,H[7]=0,H[8]=X+Z,H[9]=D-P,H[10]=1-U-B,H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},NG=function(G,H){return H=H||new O(16),H[0]=-G[0],H[1]=-G[1],H[2]=-G[2],H[3]=-G[3],H[4]=-G[4],H[5]=-G[5],H[6]=-G[6],H[7]=-G[7],H[8]=-G[8],H[9]=-G[9],H[10]=-G[10],H[11]=-G[11],H[12]=-G[12],H[13]=-G[13],H[14]=-G[14],H[15]=-G[15],H},J0=function(G,H){return H=H||new O(16),H[0]=G[0],H[1]=G[1],H[2]=G[2],H[3]=G[3],H[4]=G[4],H[5]=G[5],H[6]=G[6],H[7]=G[7],H[8]=G[8],H[9]=G[9],H[10]=G[10],H[11]=G[11],H[12]=G[12],H[13]=G[13],H[14]=G[14],H[15]=G[15],H},RG=function(G,H){return 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J=G[0],K=G[1],W=G[2],C=G[3],F=G[4],j=G[5],_=G[6],U=G[7],Y=G[8],B=G[9],X=G[10],D=G[11],h=G[12],P=G[13],Z=G[14],N=G[15];return H[0]=J,H[1]=F,H[2]=Y,H[3]=h,H[4]=K,H[5]=j,H[6]=B,H[7]=P,H[8]=W,H[9]=_,H[10]=X,H[11]=Z,H[12]=C,H[13]=U,H[14]=D,H[15]=N,H},R0=function(G,H){H=H||new O(16);const J=G[0],K=G[1],W=G[2],C=G[3],F=G[4],j=G[5],_=G[6],U=G[7],Y=G[8],B=G[9],X=G[10],D=G[11],h=G[12],P=G[13],Z=G[14],N=G[15],E=X*N,f=Z*D,M=_*N,S=Z*U,I=_*D,A=X*U,u=W*N,V=Z*C,T=W*D,q=X*C,g=W*U,r=_*C,z=Y*P,$=h*B,l=F*P,c=h*j,n=F*B,b=Y*j,e=J*P,a=h*K,m=J*B,d=Y*K,s=J*j,t=F*K,F0=E*j+S*B+I*P-(f*j+M*B+A*P),C0=f*K+u*B+q*P-(E*K+V*B+T*P),B0=M*K+V*j+g*P-(S*K+u*j+r*P),X0=A*K+T*j+r*B-(I*K+q*j+g*B),o=1/(J*F0+F*C0+Y*B0+h*X0);return H[0]=o*F0,H[1]=o*C0,H[2]=o*B0,H[3]=o*X0,H[4]=o*(f*F+M*Y+A*h-(E*F+S*Y+I*h)),H[5]=o*(E*J+V*Y+T*h-(f*J+u*Y+q*h)),H[6]=o*(S*J+u*F+r*h-(M*J+V*F+g*h)),H[7]=o*(I*J+q*F+g*Y-(A*J+T*F+r*Y)),H[8]=o*(z*U+c*D+n*N-($*U+l*D+b*N)),H[9]=o*($*C+e*D+d*N-(z*C+a*D+m*N)),H[10]=o*(l*C+a*U+s*N-(c*C+e*U+t*N)),H[11]=o*(b*C+m*U+t*D-(n*C+d*U+s*D)),H[12]=o*(l*X+b*Z+$*_-(n*Z+z*_+c*X)),H[13]=o*(m*Z+z*W+a*X-(e*X+d*Z+$*W)),H[14]=o*(e*_+t*Z+c*W-(s*Z+l*W+a*_)),H[15]=o*(s*X+n*W+d*_-(m*_+t*X+b*W)),H},MG=function(G){const H=G[0],J=G[1],K=G[2],W=G[3],C=G[4],F=G[5],j=G[6],_=G[7],U=G[8],Y=G[9],B=G[10],X=G[11],D=G[12],h=G[13],P=G[14],Z=G[15],N=B*Z,E=P*X,f=j*Z,M=P*_,S=j*X,I=B*_,A=K*Z,u=P*W,V=K*X,T=B*W,q=K*_,g=j*W,r=N*F+M*Y+S*h-(E*F+f*Y+I*h),z=E*J+A*Y+T*h-(N*J+u*Y+V*h),$=f*J+u*F+q*h-(M*J+A*F+g*h),l=I*J+V*F+g*Y-(S*J+T*F+q*Y);return H*r+C*z+U*$+D*l},k0=function(G,H,J){J=J||new O(16);const K=G[0],W=G[1],C=G[2],F=G[3],j=G[4],_=G[5],U=G[6],Y=G[7],B=G[8],X=G[9],D=G[10],h=G[11],P=G[12],Z=G[13],N=G[14],E=G[15],f=H[0],M=H[1],S=H[2],I=H[3],A=H[4],u=H[5],V=H[6],T=H[7],q=H[8],g=H[9],r=H[10],z=H[11],$=H[12],l=H[13],c=H[14],n=H[15];return J[0]=K*f+j*M+B*S+P*I,J[1]=W*f+_*M+X*S+Z*I,J[2]=C*f+U*M+D*S+N*I,J[3]=F*f+Y*M+h*S+E*I,J[4]=K*A+j*u+B*V+P*T,J[5]=W*A+_*u+X*V+Z*T,J[6]=C*A+U*u+D*V+N*T,J[7]=F*A+Y*u+h*V+E*T,J[8]=K*q+j*g+B*r+P*z,J[9]=W*q+_*g+X*r+Z*z,J[10]=C*q+U*g+D*r+N*z,J[11]=F*q+Y*g+h*r+E*z,J[12]=K*$+j*l+B*c+P*n,J[13]=W*$+_*l+X*c+Z*n,J[14]=C*$+U*l+D*c+N*n,J[15]=F*$+Y*l+h*c+E*n,J},IG=function(G,H,J){if(J=J||L0(),G!==J)J[0]=G[0],J[1]=G[1],J[2]=G[2],J[3]=G[3],J[4]=G[4],J[5]=G[5],J[6]=G[6],J[7]=G[7],J[8]=G[8],J[9]=G[9],J[10]=G[10],J[11]=G[11];return J[12]=H[0],J[13]=H[1],J[14]=H[2],J[15]=1,J},AG=function(G,H){return H=H||i(),H[0]=G[12],H[1]=G[13],H[2]=G[14],H},uG=function(G,H,J){J=J||i();const K=H*4;return J[0]=G[K+0],J[1]=G[K+1],J[2]=G[K+2],J},VG=function(G,H,J,K){if(K!==G)K=J0(G,K);const W=J*4;return K[W+0]=H[0],K[W+1]=H[1],K[W+2]=H[2],K},TG=function(G,H){H=H||i();const J=G[0],K=G[1],W=G[2],C=G[4],F=G[5],j=G[6],_=G[8],U=G[9],Y=G[10];return H[0]=Math.sqrt(J*J+K*K+W*W),H[1]=Math.sqrt(C*C+F*F+j*j),H[2]=Math.sqrt(_*_+U*U+Y*Y),H},qG=function(G,H,J,K,W){W=W||new O(16);const C=Math.tan(Math.PI*0.5-0.5*G);if(W[0]=C/H,W[1]=0,W[2]=0,W[3]=0,W[4]=0,W[5]=C,W[6]=0,W[7]=0,W[8]=0,W[9]=0,W[11]=-1,W[12]=0,W[13]=0,W[15]=0,K===Infinity)W[10]=-1,W[14]=-J;else{const F=1/(J-K);W[10]=K*F,W[14]=K*J*F}return W},gG=function(G,H,J,K,W,C,F){return F=F||new O(16),F[0]=2/(H-G),F[1]=0,F[2]=0,F[3]=0,F[4]=0,F[5]=2/(K-J),F[6]=0,F[7]=0,F[8]=0,F[9]=0,F[10]=1/(W-C),F[11]=0,F[12]=(H+G)/(G-H),F[13]=(K+J)/(J-K),F[14]=W/(W-C),F[15]=1,F},oG=function(G,H,J,K,W,C,F){F=F||new O(16);const j=H-G,_=K-J,U=W-C;return F[0]=2*W/j,F[1]=0,F[2]=0,F[3]=0,F[4]=0,F[5]=2*W/_,F[6]=0,F[7]=0,F[8]=(G+H)/j,F[9]=(K+J)/_,F[10]=C/U,F[11]=-1,F[12]=0,F[13]=0,F[14]=W*C/U,F[15]=0,F},rG=function(G,H,J,K){return K=K||new O(16),R=R||i(),k=k||i(),L=L||i(),p(v(H,G,L),L),p(x(J,L,R),R),p(x(L,R,k),k),K[0]=R[0],K[1]=R[1],K[2]=R[2],K[3]=0,K[4]=k[0],K[5]=k[1],K[6]=k[2],K[7]=0,K[8]=L[0],K[9]=L[1],K[10]=L[2],K[11]=0,K[12]=G[0],K[13]=G[1],K[14]=G[2],K[15]=1,K},zG=function(G,H,J,K){return K=K||new O(16),R=R||i(),k=k||i(),L=L||i(),p(v(G,H,L),L),p(x(J,L,R),R),p(x(L,R,k),k),K[0]=R[0],K[1]=R[1],K[2]=R[2],K[3]=0,K[4]=k[0],K[5]=k[1],K[6]=k[2],K[7]=0,K[8]=L[0],K[9]=L[1],K[10]=L[2],K[11]=0,K[12]=G[0],K[13]=G[1],K[14]=G[2],K[15]=1,K},$G=function(G,H,J,K){return K=K||new 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H[0]=1,H[1]=0,H[2]=0,H[3]=0,H[4]=0,H[5]=J,H[6]=K,H[7]=0,H[8]=0,H[9]=-K,H[10]=J,H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},nG=function(G,H,J){J=J||new O(16);const K=G[4],W=G[5],C=G[6],F=G[7],j=G[8],_=G[9],U=G[10],Y=G[11],B=Math.cos(H),X=Math.sin(H);if(J[4]=B*K+X*j,J[5]=B*W+X*_,J[6]=B*C+X*U,J[7]=B*F+X*Y,J[8]=B*j-X*K,J[9]=B*_-X*W,J[10]=B*U-X*C,J[11]=B*Y-X*F,G!==J)J[0]=G[0],J[1]=G[1],J[2]=G[2],J[3]=G[3],J[12]=G[12],J[13]=G[13],J[14]=G[14],J[15]=G[15];return J},pG=function(G,H){H=H||new O(16);const J=Math.cos(G),K=Math.sin(G);return H[0]=J,H[1]=0,H[2]=-K,H[3]=0,H[4]=0,H[5]=1,H[6]=0,H[7]=0,H[8]=K,H[9]=0,H[10]=J,H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},xG=function(G,H,J){J=J||new O(16);const K=G[0],W=G[1],C=G[2],F=G[3],j=G[8],_=G[9],U=G[10],Y=G[11],B=Math.cos(H),X=Math.sin(H);if(J[0]=B*K-X*j,J[1]=B*W-X*_,J[2]=B*C-X*U,J[3]=B*F-X*Y,J[8]=B*j+X*K,J[9]=B*_+X*W,J[10]=B*U+X*C,J[11]=B*Y+X*F,G!==J)J[4]=G[4],J[5]=G[5],J[6]=G[6],J[7]=G[7],J[12]=G[12],J[13]=G[13],J[14]=G[14],J[15]=G[15];return J},yG=function(G,H){H=H||new O(16);const J=Math.cos(G),K=Math.sin(G);return H[0]=J,H[1]=K,H[2]=0,H[3]=0,H[4]=-K,H[5]=J,H[6]=0,H[7]=0,H[8]=0,H[9]=0,H[10]=1,H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},vG=function(G,H,J){J=J||new O(16);const K=G[0],W=G[1],C=G[2],F=G[3],j=G[4],_=G[5],U=G[6],Y=G[7],B=Math.cos(H),X=Math.sin(H);if(J[0]=B*K+X*j,J[1]=B*W+X*_,J[2]=B*C+X*U,J[3]=B*F+X*Y,J[4]=B*j-X*K,J[5]=B*_-X*W,J[6]=B*U-X*C,J[7]=B*Y-X*F,G!==J)J[8]=G[8],J[9]=G[9],J[10]=G[10],J[11]=G[11],J[12]=G[12],J[13]=G[13],J[14]=G[14],J[15]=G[15];return J},f0=function(G,H,J){J=J||new O(16);let K=G[0],W=G[1],C=G[2];const F=Math.sqrt(K*K+W*W+C*C);K/=F,W/=F,C/=F;const j=K*K,_=W*W,U=C*C,Y=Math.cos(H),B=Math.sin(H),X=1-Y;return J[0]=j+(1-j)*Y,J[1]=K*W*X+C*B,J[2]=K*C*X-W*B,J[3]=0,J[4]=K*W*X-C*B,J[5]=_+(1-_)*Y,J[6]=W*C*X+K*B,J[7]=0,J[8]=K*C*X+W*B,J[9]=W*C*X-K*B,J[10]=U+(1-U)*Y,J[11]=0,J[12]=0,J[13]=0,J[14]=0,J[15]=1,J},M0=function(G,H,J,K){K=K||new O(16);let W=H[0],C=H[1],F=H[2];const j=Math.sqrt(W*W+C*C+F*F);W/=j,C/=j,F/=j;const _=W*W,U=C*C,Y=F*F,B=Math.cos(J),X=Math.sin(J),D=1-B,h=_+(1-_)*B,P=W*C*D+F*X,Z=W*F*D-C*X,N=W*C*D-F*X,E=U+(1-U)*B,f=C*F*D+W*X,M=W*F*D+C*X,S=C*F*D-W*X,I=Y+(1-Y)*B,A=G[0],u=G[1],V=G[2],T=G[3],q=G[4],g=G[5],r=G[6],z=G[7],$=G[8],l=G[9],c=G[10],n=G[11];if(K[0]=h*A+P*q+Z*$,K[1]=h*u+P*g+Z*l,K[2]=h*V+P*r+Z*c,K[3]=h*T+P*z+Z*n,K[4]=N*A+E*q+f*$,K[5]=N*u+E*g+f*l,K[6]=N*V+E*r+f*c,K[7]=N*T+E*z+f*n,K[8]=M*A+S*q+I*$,K[9]=M*u+S*g+I*l,K[10]=M*V+S*r+I*c,K[11]=M*T+S*z+I*n,G!==K)K[12]=G[12],K[13]=G[13],K[14]=G[14],K[15]=G[15];return K},aG=function(G,H){return H=H||new O(16),H[0]=G[0],H[1]=0,H[2]=0,H[3]=0,H[4]=0,H[5]=G[1],H[6]=0,H[7]=0,H[8]=0,H[9]=0,H[10]=G[2],H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},mG=function(G,H,J){J=J||new O(16);const K=H[0],W=H[1],C=H[2];if(J[0]=K*G[0],J[1]=K*G[1],J[2]=K*G[2],J[3]=K*G[3],J[4]=W*G[4],J[5]=W*G[5],J[6]=W*G[6],J[7]=W*G[7],J[8]=C*G[8],J[9]=C*G[9],J[10]=C*G[10],J[11]=C*G[11],G!==J)J[12]=G[12],J[13]=G[13],J[14]=G[14],J[15]=G[15];return J},dG=function(G,H){return H=H||new O(16),H[0]=G,H[1]=0,H[2]=0,H[3]=0,H[4]=0,H[5]=G,H[6]=0,H[7]=0,H[8]=0,H[9]=0,H[10]=G,H[11]=0,H[12]=0,H[13]=0,H[14]=0,H[15]=1,H},sG=function(G,H,J){if(J=J||new O(16),J[0]=H*G[0],J[1]=H*G[1],J[2]=H*G[2],J[3]=H*G[3],J[4]=H*G[4],J[5]=H*G[5],J[6]=H*G[6],J[7]=H*G[7],J[8]=H*G[8],J[9]=H*G[9],J[10]=H*G[10],J[11]=H*G[11],G!==J)J[12]=G[12],J[13]=G[13],J[14]=G[14],J[15]=G[15];return J};var w=0.000001;var V0=new Map([[Float32Array,()=>new Float32Array(12)],[Float64Array,()=>new Float64Array(12)],[Array,()=>new Array(12).fill(0)]]),CH=V0.get(Float32Array);var Q=Float32Array,q0=i,n0=v,a0=Y0,d0=j0,s0=U0,t0=h0,GG=D0,HG=P0,KG=Q0,WG=E0,FG=O0,N0=Object.freeze({__proto__:null,create:i,setDefaultType:T0,fromValues:q0,set:g0,ceil:o0,floor:r0,round:z0,clamp:$0,add:l0,addScaled:i0,angle:c0,subtract:v,sub:n0,equalsApproximately:p0,equals:x0,lerp:y0,lerpV:v0,max:b0,min:e0,mulScalar:Y0,scale:a0,divScalar:m0,inverse:j0,invert:d0,cross:x,dot:_0,length:U0,len:s0,lengthSq:h0,lenSq:t0,distance:D0,dist:GG,distanceSq:P0,distSq:HG,normalize:p,negate:JG,copy:Q0,clone:KG,multiply:E0,mul:WG,divide:O0,div:FG,random:CG,zero:BG,transformMat4:XG,transformMat4Upper3x3:ZG,transformMat3:YG,transformQuat:jG,getTranslation:_G,getAxis:UG,getScaling:hG}),O=Float32Array,LG=J0,SG=R0,wG=k0,R,k,L,bG=f0,eG=M0,y=Object.freeze({__proto__:null,setDefaultType:DG,create:PG,set:QG,fromMat3:EG,fromQuat:OG,negate:NG,copy:J0,clone:LG,equalsApproximately:RG,equals:kG,identity:L0,transpose:fG,inverse:R0,determinant:MG,invert:SG,multiply:k0,mul:wG,setTranslation:IG,getTranslation:AG,getAxis:uG,setAxis:VG,getScaling:TG,perspective:qG,ortho:gG,frustum:oG,aim:rG,cameraAim:zG,lookAt:$G,translation:lG,translate:iG,rotationX:cG,rotateX:nG,rotationY:pG,rotateY:xG,rotationZ:yG,rotateZ:vG,axisRotation:f0,rotation:bG,axisRotate:M0,rotate:eG,scaling:aG,scale:mG,uniformScaling:dG,uniformScale:sG});class K0 extends S0{G;H;J;K;depthTexture;uniformBuffer;vertexBuffer;texture;sampler;uniformBindGroup;renderPassDescriptor;pipeline;viewMatrix=y.translate(y.identity(),N0.fromValues(0,0,-4));projectionMatrix=y.perspective(2*Math.PI*0.2,1.7777777777777777,1,100);constructor(G,H,J,K){super(G);this.app=G;this.mesh=H;this.shader=J;this.textures=K}onStart(){this.projectionMatrix=y.perspective(2*Math.PI*0.2,this.app.canvas.width/this.app.canvas.height,1,100),this.depthTexture=this.app.device.createTexture({size:[this.app.canvas.width,this.app.canvas.height],format:"depth24plus",usage:GPUTextureUsage.RENDER_ATTACHMENT}),this.uniformBuffer=this.app.device.createBuffer({size:68,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),this.pipeline=this.mesh.pipeline(this.app,this.shader,{}),this.uniformBindGroup=this.app.device.createBindGroup({layout:this.pipeline.getBindGroupLayout(0),entries:[{binding:0,resource:{buffer:this.uniformBuffer}}]}),this.renderPassDescriptor={colorAttachments:[],depthStencilAttachment:{view:this.depthTexture.createView(),depthClearValue:1,depthLoadOp:"clear",depthStoreOp:"store"}},this.vertexBuffer=this.mesh.buffer(this.app)}writeUniforms(G,H){if(!this.uniformBuffer)return;const{device:{queue:J}}=this.app,K=G;J.writeBuffer(this.uniformBuffer,0,K.buffer,K.byteOffset,K.length);const W=new Float32Array([H]);J.writeBuffer(this.uniformBuffer,K.length+1,W.buffer,W.byteOffset,W.byteLength)}onUpdate(G){if(!this.renderPassDescriptor||!this.pipeline||!this.uniformBindGroup||!this.vertexBuffer)return;const H=y.multiply(this.projectionMatrix,this.viewMatrix);this.writeUniforms(H,G);const{device:J}=this.app,K=J.createCommandEncoder(),W=K.beginRenderPass(this.renderPassDescriptor);W.setPipeline(this.pipeline),W.setBindGroup(0,this.uniformBindGroup),W.setVertexBuffer(0,this.vertexBuffer),W.draw(this.mesh.config.vertexCount),W.end(),this.app.commit(K.finish())}}class W0{G;constructor(G){this.config=G}buffer(G){const H=G.device.createBuffer({size:this.config.mesh.byteLength,usage:GPUBufferUsage.VERTEX,mappedAtCreation:!0});return new Float32Array(H.getMappedRange()).set(this.config.mesh),H.unmap(),H}pipeline(G,H,J){const K=H.module(G);return G.device.createRenderPipeline({layout:"auto",vertex:{module:K,entryPoint:"main",buffers:[{arrayStride:4,attributes:[{shaderLocation:0,offset:0,format:"float32x4"},{shaderLocation:2,offset:this.config.positionSize,format:"float32x4"},{shaderLocation:1,offset:this.config.positionSize+this.config.colorSize,format:"float32x4"}]}]},fragment:{module:K,entryPoint:"main",targets:[{format:"rgba8unorm"}]},primitive:{topology:"triangle-list",cullMode:J.cullMode??"back"},depthStencil:J.stencil&&{depthWriteEnabled:!0,depthCompare:"less",format:"depth24plus"}})}}var tG=new Float32Array([-1,-1,0,1,1,1,1,1,0,0,1,-1,0,1,1,1,1,1,1,0,-1,1,0,1,1,1,1,1,0,1,1,1,0,1,1,1,1,1,1,1]),w0=new W0({mesh:tG,positionSize:16,colorSize:16,uvSize:8});var I0="fn rgb2hsv(vec3f c)->vec3f{vec4f K=vec4f(0.0,-1.0/3.0,2.0/3.0,-1.0);vec4f p=mix(vec4f(c.bg,K.wz),vec4f(c.gb,K.xy),step(c.b,c.g));vec4f q=mix(vec4f(p.xyw,c.r),vec4f(c.r,p.yzx),step(p.x,c.r));f32 d=q.x-min(q.w,q.y);f32 e=1.0e-10;return vec3f(abs(q.z+(q.w-q.y)/(6.0*d+e)),d/(q.x+e),q.x);}fn hsv2rgb(vec3f c)->vec3f{vec4f K=vec4f(1.0,2.0/3.0,1.0/3.0,3.0);vec3f p=abs(fract(c.xxx+K.xyz)*6.0-K.www);return c.z*mix(K.xxx,clamp(p-K.xxx,0.0,1.0),c.y);}struct Uniforms{modelViewProjectionMatrix:mat4x4<f32>,time:f32,}@group(0)@binding(0)var<uniform> uniforms:Uniforms;struct v2f{@builtin(position)position:vec4f,@location(0)color:vec4f,@location(1)uv:vec2f,}@vertex fn main(@builtin(position)position:vec4f,@location(0)color:vec4f,@location(1)uv:vec2f,)->v2f{return v2f(uniforms.modelViewProjectionMatrix*position,color,uv);}@fragment fn main(@location(0)uv:vec2f,)->@location(0)vec4f{f32 z=sin(uniforms.time)*0.001*0.5+0.5;vec3f hsv=vec3f(uv.x,uv.y,z);hsv.x+=uniforms.time*0.0001;hsv.y=1.0;hsv.z=1.0;vec3f rgb=hsv2rgb(hsv);return saturate(vec4f(rgb,1.0));}";var A0="struct Uniforms{modelViewProjectionMatrix:mat4x4<f32>,time:f32,}@group(0)@binding(0)var<uniform> uniforms:Uniforms;struct v2f{@builtin(position)position:vec4f,@location(0)uv:vec2f,}@vertex fn vertex_main(@builtin(position)position:vec4f,@location(0)uv:vec2f,)->v2f{return v2f(uniforms.modelViewProjectionMatrix*position,uv);}@fragment fn fragment_main(@location(0)uv:vec2f,)->vec4f{return vec4f(1.0,0.0,1.0,1.0);}";var JH=new RegExp("#pragma ([a-z]+) ([a-zA-Z_0-9]+)","g");class G0{_module=null;vertexMain="main";fragmentMain="main";code;constructor(...G){this.code=G.join("\n");const H=this.code.matchAll(JH);for(let J of H||[])switch(J[1]){case"fragment":this.fragmentMain=J[2];break;case"vertex":this.vertexMain=J[2];break}}module(G){return this._module=this._module||(this._module=G.device.createShaderModule({code:this.code}))}}var EH=new G0(A0);var u0=new H0({fov:20}),KH=new G0(I0),MH=new K0(u0,w0,KH);u0.start();
diff --git a/html/chunk-1da54319833c650d.js b/html/chunk-1da54319833c650d.js
new file mode 100644
index 0000000..063b30c
--- /dev/null
+++ b/html/chunk-1da54319833c650d.js
@@ -0,0 +1,2 @@
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g0}},fromRotation:()=>{{return OC}},fromQuat2:()=>{{return GC}},fromQuat:()=>{{return JC}},frob:()=>{{return gC}},exactEquals:()=>{{return iC}},equals:()=>{{return fC}},determinant:()=>{{return VC}},create:()=>{{return bM}},copy:()=>{{return oM}},clone:()=>{{return uM}},adjoint:()=>{{return hC}},add:()=>{{return pC}}});function bM(){var M=new R(16);if(R!=Float32Array)M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[11]=0,M[12]=0,M[13]=0,M[14]=0;return M[0]=1,M[5]=1,M[10]=1,M[15]=1,M}function uM(M){var C=new R(16);return C[0]=M[0],C[1]=M[1],C[2]=M[2],C[3]=M[3],C[4]=M[4],C[5]=M[5],C[6]=M[6],C[7]=M[7],C[8]=M[8],C[9]=M[9],C[10]=M[10],C[11]=M[11],C[12]=M[12],C[13]=M[13],C[14]=M[14],C[15]=M[15],C}function oM(M,C){return M[0]=C[0],M[1]=C[1],M[2]=C[2],M[3]=C[3],M[4]=C[4],M[5]=C[5],M[6]=C[6],M[7]=C[7],M[8]=C[8],M[9]=C[9],M[10]=C[10],M[11]=C[11],M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15],M}function tM(M,C,h,V,Q,I,N,B,X,Y,Z,O,W,P,G,$){var K=new R(16);return 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h=C[0],V=C[1],Q=C[2],I=C[3],N=C[4],B=C[5],X=C[6],Y=C[7],Z=C[8],O=C[9],W=C[10],P=C[11],G=C[12],$=C[13],K=C[14],E=C[15],D=h*B-V*N,J=h*X-Q*N,H=h*Y-I*N,L=V*X-Q*B,A=V*Y-I*B,S=Q*Y-I*X,k=Z*$-O*G,T=Z*K-W*G,_=Z*E-P*G,j=O*K-W*$,g=O*E-P*$,p=W*E-P*K,F=D*p-J*g+H*j+L*_-A*T+S*k;if(!F)return null;return F=1/F,M[0]=(B*p-X*g+Y*j)*F,M[1]=(Q*g-V*p-I*j)*F,M[2]=($*S-K*A+E*L)*F,M[3]=(W*A-O*S-P*L)*F,M[4]=(X*_-N*p-Y*T)*F,M[5]=(h*p-Q*_+I*T)*F,M[6]=(K*H-G*S-E*J)*F,M[7]=(Z*S-W*H+P*J)*F,M[8]=(N*g-B*_+Y*k)*F,M[9]=(V*_-h*g-I*k)*F,M[10]=(G*A-$*H+E*D)*F,M[11]=(O*H-Z*A-P*D)*F,M[12]=(B*T-N*j-X*k)*F,M[13]=(h*j-V*T+Q*k)*F,M[14]=($*J-G*L-K*D)*F,M[15]=(Z*L-O*J+W*D)*F,M}function hC(M,C){var h=C[0],V=C[1],Q=C[2],I=C[3],N=C[4],B=C[5],X=C[6],Y=C[7],Z=C[8],O=C[9],W=C[10],P=C[11],G=C[12],$=C[13],K=C[14],E=C[15];return M[0]=B*(W*E-P*K)-O*(X*E-Y*K)+$*(X*P-Y*W),M[1]=-(V*(W*E-P*K)-O*(Q*E-I*K)+$*(Q*P-I*W)),M[2]=V*(X*E-Y*K)-B*(Q*E-I*K)+$*(Q*Y-I*X),M[3]=-(V*(X*P-Y*W)-B*(Q*P-I*W)+O*(Q*Y-I*X)),M[4]=-(N*(W*E-P*K)-Z*(X*E-Y*K)+G*(X*P-Y*W)),M[5]=h*(W*E-P*K)-Z*(Q*E-I*K)+G*(Q*P-I*W),M[6]=-(h*(X*E-Y*K)-N*(Q*E-I*K)+G*(Q*Y-I*X)),M[7]=h*(X*P-Y*W)-N*(Q*P-I*W)+Z*(Q*Y-I*X),M[8]=N*(O*E-P*$)-Z*(B*E-Y*$)+G*(B*P-Y*O),M[9]=-(h*(O*E-P*$)-Z*(V*E-I*$)+G*(V*P-I*O)),M[10]=h*(B*E-Y*$)-N*(V*E-I*$)+G*(V*Y-I*B),M[11]=-(h*(B*P-Y*O)-N*(V*P-I*O)+Z*(V*Y-I*B)),M[12]=-(N*(O*K-W*$)-Z*(B*K-X*$)+G*(B*W-X*O)),M[13]=h*(O*K-W*$)-Z*(V*K-Q*$)+G*(V*W-Q*O),M[14]=-(h*(B*K-X*$)-N*(V*K-Q*$)+G*(V*X-Q*B)),M[15]=h*(B*W-X*O)-N*(V*W-Q*O)+Z*(V*X-Q*B),M}function VC(M){var C=M[0],h=M[1],V=M[2],Q=M[3],I=M[4],N=M[5],B=M[6],X=M[7],Y=M[8],Z=M[9],O=M[10],W=M[11],P=M[12],G=M[13],$=M[14],K=M[15],E=C*N-h*I,D=C*B-V*I,J=C*X-Q*I,H=h*B-V*N,L=h*X-Q*N,A=V*X-Q*B,S=Y*G-Z*P,k=Y*$-O*P,T=Y*K-W*P,_=Z*$-O*G,j=Z*K-W*G,g=O*K-W*$;return E*g-D*j+J*_+H*T-L*k+A*S}function j0(M,C,h){var V=C[0],Q=C[1],I=C[2],N=C[3],B=C[4],X=C[5],Y=C[6],Z=C[7],O=C[8],W=C[9],P=C[10],G=C[11],$=C[12],K=C[13],E=C[14],D=C[15],J=h[0],H=h[1],L=h[2],A=h[3];return M[0]=J*V+H*B+L*O+A*$,M[1]=J*Q+H*X+L*W+A*K,M[2]=J*I+H*Y+L*P+A*E,M[3]=J*N+H*Z+L*G+A*D,J=h[4],H=h[5],L=h[6],A=h[7],M[4]=J*V+H*B+L*O+A*$,M[5]=J*Q+H*X+L*W+A*K,M[6]=J*I+H*Y+L*P+A*E,M[7]=J*N+H*Z+L*G+A*D,J=h[8],H=h[9],L=h[10],A=h[11],M[8]=J*V+H*B+L*O+A*$,M[9]=J*Q+H*X+L*W+A*K,M[10]=J*I+H*Y+L*P+A*E,M[11]=J*N+H*Z+L*G+A*D,J=h[12],H=h[13],L=h[14],A=h[15],M[12]=J*V+H*B+L*O+A*$,M[13]=J*Q+H*X+L*W+A*K,M[14]=J*I+H*Y+L*P+A*E,M[15]=J*N+H*Z+L*G+A*D,M}function QC(M,C,h){var V=h[0],Q=h[1],I=h[2],N,B,X,Y,Z,O,W,P,G,$,K,E;if(C===M)M[12]=C[0]*V+C[4]*Q+C[8]*I+C[12],M[13]=C[1]*V+C[5]*Q+C[9]*I+C[13],M[14]=C[2]*V+C[6]*Q+C[10]*I+C[14],M[15]=C[3]*V+C[7]*Q+C[11]*I+C[15];else N=C[0],B=C[1],X=C[2],Y=C[3],Z=C[4],O=C[5],W=C[6],P=C[7],G=C[8],$=C[9],K=C[10],E=C[11],M[0]=N,M[1]=B,M[2]=X,M[3]=Y,M[4]=Z,M[5]=O,M[6]=W,M[7]=P,M[8]=G,M[9]=$,M[10]=K,M[11]=E,M[12]=N*V+Z*Q+G*I+C[12],M[13]=B*V+O*Q+$*I+C[13],M[14]=X*V+W*Q+K*I+C[14],M[15]=Y*V+P*Q+E*I+C[15];return M}function IC(M,C,h){var V=h[0],Q=h[1],I=h[2];return M[0]=C[0]*V,M[1]=C[1]*V,M[2]=C[2]*V,M[3]=C[3]*V,M[4]=C[4]*Q,M[5]=C[5]*Q,M[6]=C[6]*Q,M[7]=C[7]*Q,M[8]=C[8]*I,M[9]=C[9]*I,M[10]=C[10]*I,M[11]=C[11]*I,M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15],M}function NC(M,C,h,V){var Q=V[0],I=V[1],N=V[2],B=Math.hypot(Q,I,N),X,Y,Z,O,W,P,G,$,K,E,D,J,H,L,A,S,k,T,_,j,g,p,F,n;if(B<U)return null;if(B=1/B,Q*=B,I*=B,N*=B,X=Math.sin(h),Y=Math.cos(h),Z=1-Y,O=C[0],W=C[1],P=C[2],G=C[3],$=C[4],K=C[5],E=C[6],D=C[7],J=C[8],H=C[9],L=C[10],A=C[11],S=Q*Q*Z+Y,k=I*Q*Z+N*X,T=N*Q*Z-I*X,_=Q*I*Z-N*X,j=I*I*Z+Y,g=N*I*Z+Q*X,p=Q*N*Z+I*X,F=I*N*Z-Q*X,n=N*N*Z+Y,M[0]=O*S+$*k+J*T,M[1]=W*S+K*k+H*T,M[2]=P*S+E*k+L*T,M[3]=G*S+D*k+A*T,M[4]=O*_+$*j+J*g,M[5]=W*_+K*j+H*g,M[6]=P*_+E*j+L*g,M[7]=G*_+D*j+A*g,M[8]=O*p+$*F+J*n,M[9]=W*p+K*F+H*n,M[10]=P*p+E*F+L*n,M[11]=G*p+D*F+A*n,C!==M)M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15];return M}function BC(M,C,h){var V=Math.sin(h),Q=Math.cos(h),I=C[4],N=C[5],B=C[6],X=C[7],Y=C[8],Z=C[9],O=C[10],W=C[11];if(C!==M)M[0]=C[0],M[1]=C[1],M[2]=C[2],M[3]=C[3],M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15];return M[4]=I*Q+Y*V,M[5]=N*Q+Z*V,M[6]=B*Q+O*V,M[7]=X*Q+W*V,M[8]=Y*Q-I*V,M[9]=Z*Q-N*V,M[10]=O*Q-B*V,M[11]=W*Q-X*V,M}function XC(M,C,h){var V=Math.sin(h),Q=Math.cos(h),I=C[0],N=C[1],B=C[2],X=C[3],Y=C[8],Z=C[9],O=C[10],W=C[11];if(C!==M)M[4]=C[4],M[5]=C[5],M[6]=C[6],M[7]=C[7],M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15];return M[0]=I*Q-Y*V,M[1]=N*Q-Z*V,M[2]=B*Q-O*V,M[3]=X*Q-W*V,M[8]=I*V+Y*Q,M[9]=N*V+Z*Q,M[10]=B*V+O*Q,M[11]=X*V+W*Q,M}function YC(M,C,h){var V=Math.sin(h),Q=Math.cos(h),I=C[0],N=C[1],B=C[2],X=C[3],Y=C[4],Z=C[5],O=C[6],W=C[7];if(C!==M)M[8]=C[8],M[9]=C[9],M[10]=C[10],M[11]=C[11],M[12]=C[12],M[13]=C[13],M[14]=C[14],M[15]=C[15];return M[0]=I*Q+Y*V,M[1]=N*Q+Z*V,M[2]=B*Q+O*V,M[3]=X*Q+W*V,M[4]=Y*Q-I*V,M[5]=Z*Q-N*V,M[6]=O*Q-B*V,M[7]=W*Q-X*V,M}function ZC(M,C){return M[0]=1,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=1,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[10]=1,M[11]=0,M[12]=C[0],M[13]=C[1],M[14]=C[2],M[15]=1,M}function KC(M,C){return M[0]=C[0],M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=C[1],M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[10]=C[2],M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function OC(M,C,h){var V=h[0],Q=h[1],I=h[2],N=Math.hypot(V,Q,I),B,X,Y;if(N<U)return null;return N=1/N,V*=N,Q*=N,I*=N,B=Math.sin(C),X=Math.cos(C),Y=1-X,M[0]=V*V*Y+X,M[1]=Q*V*Y+I*B,M[2]=I*V*Y-Q*B,M[3]=0,M[4]=V*Q*Y-I*B,M[5]=Q*Q*Y+X,M[6]=I*Q*Y+V*B,M[7]=0,M[8]=V*I*Y+Q*B,M[9]=Q*I*Y-V*B,M[10]=I*I*Y+X,M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function PC(M,C){var h=Math.sin(C),V=Math.cos(C);return M[0]=1,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=V,M[6]=h,M[7]=0,M[8]=0,M[9]=-h,M[10]=V,M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function WC(M,C){var h=Math.sin(C),V=Math.cos(C);return M[0]=V,M[1]=0,M[2]=-h,M[3]=0,M[4]=0,M[5]=1,M[6]=0,M[7]=0,M[8]=h,M[9]=0,M[10]=V,M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function $C(M,C){var h=Math.sin(C),V=Math.cos(C);return M[0]=V,M[1]=h,M[2]=0,M[3]=0,M[4]=-h,M[5]=V,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[10]=1,M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function g0(M,C,h){var V=C[0],Q=C[1],I=C[2],N=C[3],B=V+V,X=Q+Q,Y=I+I,Z=V*B,O=V*X,W=V*Y,P=Q*X,G=Q*Y,$=I*Y,K=N*B,E=N*X,D=N*Y;return M[0]=1-(P+$),M[1]=O+D,M[2]=W-E,M[3]=0,M[4]=O-D,M[5]=1-(Z+$),M[6]=G+K,M[7]=0,M[8]=W+E,M[9]=G-K,M[10]=1-(Z+P),M[11]=0,M[12]=h[0],M[13]=h[1],M[14]=h[2],M[15]=1,M}function GC(M,C){var h=new R(3),V=-C[0],Q=-C[1],I=-C[2],N=C[3],B=C[4],X=C[5],Y=C[6],Z=C[7],O=V*V+Q*Q+I*I+N*N;if(O>0)h[0]=(B*N+Z*V+X*I-Y*Q)*2/O,h[1]=(X*N+Z*Q+Y*V-B*I)*2/O,h[2]=(Y*N+Z*I+B*Q-X*V)*2/O;else h[0]=(B*N+Z*V+X*I-Y*Q)*2,h[1]=(X*N+Z*Q+Y*V-B*I)*2,h[2]=(Y*N+Z*I+B*Q-X*V)*2;return g0(M,C,h),M}function EC(M,C){return M[0]=C[12],M[1]=C[13],M[2]=C[14],M}function p0(M,C){var h=C[0],V=C[1],Q=C[2],I=C[4],N=C[5],B=C[6],X=C[8],Y=C[9],Z=C[10];return M[0]=Math.hypot(h,V,Q),M[1]=Math.hypot(I,N,B),M[2]=Math.hypot(X,Y,Z),M}function LC(M,C){var h=new R(3);p0(h,C);var V=1/h[0],Q=1/h[1],I=1/h[2],N=C[0]*V,B=C[1]*Q,X=C[2]*I,Y=C[4]*V,Z=C[5]*Q,O=C[6]*I,W=C[8]*V,P=C[9]*Q,G=C[10]*I,$=N+Z+G,K=0;if($>0)K=Math.sqrt($+1)*2,M[3]=0.25*K,M[0]=(O-P)/K,M[1]=(W-X)/K,M[2]=(B-Y)/K;else if(N>Z&&N>G)K=Math.sqrt(1+N-Z-G)*2,M[3]=(O-P)/K,M[0]=0.25*K,M[1]=(B+Y)/K,M[2]=(W+X)/K;else if(Z>G)K=Math.sqrt(1+Z-N-G)*2,M[3]=(W-X)/K,M[0]=(B+Y)/K,M[1]=0.25*K,M[2]=(O+P)/K;else K=Math.sqrt(1+G-N-Z)*2,M[3]=(B-Y)/K,M[0]=(W+X)/K,M[1]=(O+P)/K,M[2]=0.25*K;return M}function AC(M,C,h,V){var Q=C[0],I=C[1],N=C[2],B=C[3],X=Q+Q,Y=I+I,Z=N+N,O=Q*X,W=Q*Y,P=Q*Z,G=I*Y,$=I*Z,K=N*Z,E=B*X,D=B*Y,J=B*Z,H=V[0],L=V[1],A=V[2];return M[0]=(1-(G+K))*H,M[1]=(W+J)*H,M[2]=(P-D)*H,M[3]=0,M[4]=(W-J)*L,M[5]=(1-(O+K))*L,M[6]=($+E)*L,M[7]=0,M[8]=(P+D)*A,M[9]=($-E)*A,M[10]=(1-(O+G))*A,M[11]=0,M[12]=h[0],M[13]=h[1],M[14]=h[2],M[15]=1,M}function HC(M,C,h,V,Q){var I=C[0],N=C[1],B=C[2],X=C[3],Y=I+I,Z=N+N,O=B+B,W=I*Y,P=I*Z,G=I*O,$=N*Z,K=N*O,E=B*O,D=X*Y,J=X*Z,H=X*O,L=V[0],A=V[1],S=V[2],k=Q[0],T=Q[1],_=Q[2],j=(1-($+E))*L,g=(P+H)*L,p=(G-J)*L,F=(P-H)*A,n=(1-(W+E))*A,i=(K+D)*A,f=(G+J)*S,u=(K-D)*S,o=(1-(W+$))*S;return M[0]=j,M[1]=g,M[2]=p,M[3]=0,M[4]=F,M[5]=n,M[6]=i,M[7]=0,M[8]=f,M[9]=u,M[10]=o,M[11]=0,M[12]=h[0]+k-(j*k+F*T+f*_),M[13]=h[1]+T-(g*k+n*T+u*_),M[14]=h[2]+_-(p*k+i*T+o*_),M[15]=1,M}function JC(M,C){var h=C[0],V=C[1],Q=C[2],I=C[3],N=h+h,B=V+V,X=Q+Q,Y=h*N,Z=V*N,O=V*B,W=Q*N,P=Q*B,G=Q*X,$=I*N,K=I*B,E=I*X;return M[0]=1-O-G,M[1]=Z+E,M[2]=W-K,M[3]=0,M[4]=Z-E,M[5]=1-Y-G,M[6]=P+$,M[7]=0,M[8]=W+K,M[9]=P-$,M[10]=1-Y-O,M[11]=0,M[12]=0,M[13]=0,M[14]=0,M[15]=1,M}function UC(M,C,h,V,Q,I,N){var B=1/(h-C),X=1/(Q-V),Y=1/(I-N);return M[0]=I*2*B,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=I*2*X,M[6]=0,M[7]=0,M[8]=(h+C)*B,M[9]=(Q+V)*X,M[10]=(N+I)*Y,M[11]=-1,M[12]=0,M[13]=0,M[14]=N*I*2*Y,M[15]=0,M}function n0(M,C,h,V,Q){var I=1/Math.tan(C/2),N;if(M[0]=I/h,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=I,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[11]=-1,M[12]=0,M[13]=0,M[15]=0,Q!=null&&Q!==Infinity)N=1/(V-Q),M[10]=(Q+V)*N,M[14]=2*Q*V*N;else M[10]=-1,M[14]=-2*V;return M}function FC(M,C,h,V,Q){var I=1/Math.tan(C/2),N;if(M[0]=I/h,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=I,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[11]=-1,M[12]=0,M[13]=0,M[15]=0,Q!=null&&Q!==Infinity)N=1/(V-Q),M[10]=Q*N,M[14]=Q*V*N;else M[10]=-1,M[14]=-V;return M}function RC(M,C,h,V){var Q=Math.tan(C.upDegrees*Math.PI/180),I=Math.tan(C.downDegrees*Math.PI/180),N=Math.tan(C.leftDegrees*Math.PI/180),B=Math.tan(C.rightDegrees*Math.PI/180),X=2/(N+B),Y=2/(Q+I);return M[0]=X,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=Y,M[6]=0,M[7]=0,M[8]=-((N-B)*X*0.5),M[9]=(Q-I)*Y*0.5,M[10]=V/(h-V),M[11]=-1,M[12]=0,M[13]=0,M[14]=V*h/(h-V),M[15]=0,M}function q0(M,C,h,V,Q,I,N){var B=1/(C-h),X=1/(V-Q),Y=1/(I-N);return M[0]=-2*B,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=-2*X,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[10]=2*Y,M[11]=0,M[12]=(C+h)*B,M[13]=(Q+V)*X,M[14]=(N+I)*Y,M[15]=1,M}function TC(M,C,h,V,Q,I,N){var B=1/(C-h),X=1/(V-Q),Y=1/(I-N);return M[0]=-2*B,M[1]=0,M[2]=0,M[3]=0,M[4]=0,M[5]=-2*X,M[6]=0,M[7]=0,M[8]=0,M[9]=0,M[10]=Y,M[11]=0,M[12]=(C+h)*B,M[13]=(Q+V)*X,M[14]=I*Y,M[15]=1,M}function _C(M,C,h,V){var Q,I,N,B,X,Y,Z,O,W,P,G=C[0],$=C[1],K=C[2],E=V[0],D=V[1],J=V[2],H=h[0],L=h[1],A=h[2];if(Math.abs(G-H)<U&&Math.abs($-L)<U&&Math.abs(K-A)<U)return S0(M);if(Z=G-H,O=$-L,W=K-A,P=1/Math.hypot(Z,O,W),Z*=P,O*=P,W*=P,Q=D*W-J*O,I=J*Z-E*W,N=E*O-D*Z,P=Math.hypot(Q,I,N),!P)Q=0,I=0,N=0;else P=1/P,Q*=P,I*=P,N*=P;if(B=O*N-W*I,X=W*Q-Z*N,Y=Z*I-O*Q,P=Math.hypot(B,X,Y),!P)B=0,X=0,Y=0;else P=1/P,B*=P,X*=P,Y*=P;return M[0]=Q,M[1]=B,M[2]=Z,M[3]=0,M[4]=I,M[5]=X,M[6]=O,M[7]=0,M[8]=N,M[9]=Y,M[10]=W,M[11]=0,M[12]=-(Q*G+I*$+N*K),M[13]=-(B*G+X*$+Y*K),M[14]=-(Z*G+O*$+W*K),M[15]=1,M}function SC(M,C,h,V){var Q=C[0],I=C[1],N=C[2],B=V[0],X=V[1],Y=V[2],Z=Q-h[0],O=I-h[1],W=N-h[2],P=Z*Z+O*O+W*W;if(P>0)P=1/Math.sqrt(P),Z*=P,O*=P,W*=P;var G=X*W-Y*O,$=Y*Z-B*W,K=B*O-X*Z;if(P=G*G+$*$+K*K,P>0)P=1/Math.sqrt(P),G*=P,$*=P,K*=P;return M[0]=G,M[1]=$,M[2]=K,M[3]=0,M[4]=O*K-W*$,M[5]=W*G-Z*K,M[6]=Z*$-O*G,M[7]=0,M[8]=Z,M[9]=O,M[10]=W,M[11]=0,M[12]=Q,M[13]=I,M[14]=N,M[15]=1,M}function jC(M){return"mat4("+M[0]+", "+M[1]+", "+M[2]+", "+M[3]+", "+M[4]+", "+M[5]+", "+M[6]+", "+M[7]+", "+M[8]+", "+M[9]+", "+M[10]+", "+M[11]+", "+M[12]+", "+M[13]+", "+M[14]+", "+M[15]+")"}function gC(M){return Math.hypot(M[0],M[1],M[2],M[3],M[4],M[5],M[6],M[7],M[8],M[9],M[10],M[11],M[12],M[13],M[14],M[15])}function pC(M,C,h){return M[0]=C[0]+h[0],M[1]=C[1]+h[1],M[2]=C[2]+h[2],M[3]=C[3]+h[3],M[4]=C[4]+h[4],M[5]=C[5]+h[5],M[6]=C[6]+h[6],M[7]=C[7]+h[7],M[8]=C[8]+h[8],M[9]=C[9]+h[9],M[10]=C[10]+h[10],M[11]=C[11]+h[11],M[12]=C[12]+h[12],M[13]=C[13]+h[13],M[14]=C[14]+h[14],M[15]=C[15]+h[15],M}function i0(M,C,h){return M[0]=C[0]-h[0],M[1]=C[1]-h[1],M[2]=C[2]-h[2],M[3]=C[3]-h[3],M[4]=C[4]-h[4],M[5]=C[5]-h[5],M[6]=C[6]-h[6],M[7]=C[7]-h[7],M[8]=C[8]-h[8],M[9]=C[9]-h[9],M[10]=C[10]-h[10],M[11]=C[11]-h[11],M[12]=C[12]-h[12],M[13]=C[13]-h[13],M[14]=C[14]-h[14],M[15]=C[15]-h[15],M}function nC(M,C,h){return M[0]=C[0]*h,M[1]=C[1]*h,M[2]=C[2]*h,M[3]=C[3]*h,M[4]=C[4]*h,M[5]=C[5]*h,M[6]=C[6]*h,M[7]=C[7]*h,M[8]=C[8]*h,M[9]=C[9]*h,M[10]=C[10]*h,M[11]=C[11]*h,M[12]=C[12]*h,M[13]=C[13]*h,M[14]=C[14]*h,M[15]=C[15]*h,M}function qC(M,C,h,V){return M[0]=C[0]+h[0]*V,M[1]=C[1]+h[1]*V,M[2]=C[2]+h[2]*V,M[3]=C[3]+h[3]*V,M[4]=C[4]+h[4]*V,M[5]=C[5]+h[5]*V,M[6]=C[6]+h[6]*V,M[7]=C[7]+h[7]*V,M[8]=C[8]+h[8]*V,M[9]=C[9]+h[9]*V,M[10]=C[10]+h[10]*V,M[11]=C[11]+h[11]*V,M[12]=C[12]+h[12]*V,M[13]=C[13]+h[13]*V,M[14]=C[14]+h[14]*V,M[15]=C[15]+h[15]*V,M}function iC(M,C){return M[0]===C[0]&&M[1]===C[1]&&M[2]===C[2]&&M[3]===C[3]&&M[4]===C[4]&&M[5]===C[5]&&M[6]===C[6]&&M[7]===C[7]&&M[8]===C[8]&&M[9]===C[9]&&M[10]===C[10]&&M[11]===C[11]&&M[12]===C[12]&&M[13]===C[13]&&M[14]===C[14]&&M[15]===C[15]}function fC(M,C){var h=M[0],V=M[1],Q=M[2],I=M[3],N=M[4],B=M[5],X=M[6],Y=M[7],Z=M[8],O=M[9],W=M[10],P=M[11],G=M[12],$=M[13],K=M[14],E=M[15],D=C[0],J=C[1],H=C[2],L=C[3],A=C[4],S=C[5],k=C[6],T=C[7],_=C[8],j=C[9],g=C[10],p=C[11],F=C[12],n=C[13],i=C[14],f=C[15];return Math.abs(h-D)<=U*Math.max(1,Math.abs(h),Math.abs(D))&&Math.abs(V-J)<=U*Math.max(1,Math.abs(V),Math.abs(J))&&Math.abs(Q-H)<=U*Math.max(1,Math.abs(Q),Math.abs(H))&&Math.abs(I-L)<=U*Math.max(1,Math.abs(I),Math.abs(L))&&Math.abs(N-A)<=U*Math.max(1,Math.abs(N),Math.abs(A))&&Math.abs(B-S)<=U*Math.max(1,Math.abs(B),Math.abs(S))&&Math.abs(X-k)<=U*Math.max(1,Math.abs(X),Math.abs(k))&&Math.abs(Y-T)<=U*Math.max(1,Math.abs(Y),Math.abs(T))&&Math.abs(Z-_)<=U*Math.max(1,Math.abs(Z),Math.abs(_))&&Math.abs(O-j)<=U*Math.max(1,Math.abs(O),Math.abs(j))&&Math.abs(W-g)<=U*Math.max(1,Math.abs(W),Math.abs(g))&&Math.abs(P-p)<=U*Math.max(1,Math.abs(P),Math.abs(p))&&Math.abs(G-F)<=U*Math.max(1,Math.abs(G),Math.abs(F))&&Math.abs($-n)<=U*Math.max(1,Math.abs($),Math.abs(n))&&Math.abs(K-i)<=U*Math.max(1,Math.abs(K),Math.abs(i))&&Math.abs(E-f)<=U*Math.max(1,Math.abs(E),Math.abs(f))}var DC=n0,kC=q0,vC=j0,wC=i0;class b{M;constructor(M){this.app=M;this.onStart&&M.onStart(this.onStart.bind(this)),this.onUpdate&&M.onUpdate(this.onUpdate.bind(this)),this.onAfterUpdate&&M.onAfterUpdate(this.onAfterUpdate.bind(this)),this.onBeforeUpdate&&M.onBeforeUpdate(this.onBeforeUpdate.bind(this))}}class dC extends b{M;el;frameTimes=[];maxFrameTimes=100;lastFrameTime=0;constructor(M,C="#telemetry"){super(M);this.app=M;if(this.el=document.querySelector(C),this.el&&location.search.includes("telemetry"))this.el.style.display="block"}insertTime(M){if(this.frameTimes.push(M),this.frameTimes.length>this.maxFrameTimes)this.frameTimes.shift()}onStart(){this.lastFrameTime=0,this.frameTimes=[],setInterval(()=>{const M=this.frameTimes.reduce((h,V)=>h+V,0)/this.frameTimes.length,C=1000/M;this.el.innerHTML=`${C.toFixed(1)} FPS (${M.toFixed(3)} ms)<br />bU: ${this.app.registry.onBeforeUpdate.length} | U: ${this.app.registry.onUpdate.length} | aU: ${this.app.registry.onAfterUpdate.length}`},1000)}onAfterUpdate(M){const C=M-this.lastFrameTime;this.insertTime(C),this.lastFrameTime=M}}
+export{b as a,dC as b,f0 as c,x as d,_0 as e};
diff --git a/html/chunk-818093f0cbbefec3.js b/html/chunk-818093f0cbbefec3.js
deleted file mode 100644
index 125b60f..0000000
--- a/html/chunk-818093f0cbbefec3.js
+++ /dev/null
@@ -1,5 +0,0 @@
-class L{d;constructor(d){this.app=d;this.onStart&&d.onStart(this.onStart.bind(this)),this.onUpdate&&d.onUpdate(this.onUpdate.bind(this)),this.onAfterUpdate&&d.onAfterUpdate(this.onAfterUpdate.bind(this)),this.onBeforeUpdate&&d.onBeforeUpdate(this.onBeforeUpdate.bind(this))}}class h extends L{d;el;frameTimes=[];maxFrameTimes=100;lastFrameTime=0;constructor(d,n="#telemetry"){super(d);this.app=d;if(this.el=document.querySelector(n),this.el&&location.search.includes("telemetry"))this.el.style.display="block"}insertTime(d){if(this.frameTimes.push(d),this.frameTimes.length>this.maxFrameTimes)this.frameTimes.shift()}onStart(){this.lastFrameTime=0,this.frameTimes=[],setInterval(()=>{const d=this.frameTimes.reduce((U,c)=>U+c,0)/this.frameTimes.length,n=1000/d;this.el.innerHTML=`
-      ${n.toFixed(1)} FPS (${d.toFixed(3)} ms)<br />
-      bU: ${this.app.registry.onBeforeUpdate.length} | U: ${this.app.registry.onUpdate.length} | aU: ${this.app.registry.onAfterUpdate.length}
-    `},1000)}onAfterUpdate(d){const n=d-this.lastFrameTime;this.insertTime(n),this.lastFrameTime=d}}
-export{L as a,h as b};
diff --git a/html/index.html b/html/index.html
index bb15286..dcaec00 100644
--- a/html/index.html
+++ b/html/index.html
@@ -31,7 +31,7 @@
   </header>
   <section id="works">
     <ul>
-      <li><a href="/002-webgpu-instead">./002-webgpu-instead</a></li>
+      <li><a href="/002-webgl-engine">./002-webgl-engine</a></li>
       <li><a href="/001-platform-provenance">./001-platform-provenance</a></li>
     </ul>
   </section>
diff --git a/index.d.ts b/index.d.ts
index d82326c..28247ed 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -10,3 +10,13 @@ declare module "*.wgsl" {
   const content: string;
   export default content;
 }
+
+declare module "*.vert" {
+  const content: string;
+  export default content;
+}
+
+declare module "*.frag" {
+  const content: string;
+  export default content;
+}
diff --git a/package.json b/package.json
index 4a07b39..3164540 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,6 @@
     "dev": "run-p serve build:watch"
   },
   "devDependencies": {
-    "@webgpu/types": "^0.1.37",
     "bun-types": "latest",
     "npm-run-all2": "^6.1.1",
     "prettier": "^3.0.3"
@@ -20,9 +19,9 @@
   "dependencies": {
     "chalk": "^5.3.0",
     "esbuild-plugin-glsl": "^1.2.2",
+    "gl-matrix": "^3.4.3",
     "glob": "^10.3.10",
     "serve": "^14.2.1",
-    "typescript": "^5.2.2",
-    "wgpu-matrix": "^2.5.0"
+    "typescript": "^5.2.2"
   }
 }
diff --git a/src/001-platform-provenance/app.js b/src/001-platform-provenance/app.js
index c49c772..bdf4876 100644
--- a/src/001-platform-provenance/app.js
+++ b/src/001-platform-provenance/app.js
@@ -1,4 +1,5 @@
 import { Telemetry } from "../renderer/telemetry";
+import { mat4 } from "gl-matrix";
 
 export class App {
   constructor(
@@ -35,21 +36,11 @@ export class App {
     const aspect = gl.canvas.clientWidth / gl.canvas.clientHeight;
     const zNear = 0.1;
     const zFar = 100.0;
-    const projectionMatrix = glMatrix.mat4.create();
-    glMatrix.mat4.perspective(
-      projectionMatrix,
-      fieldOfView,
-      aspect,
-      zNear,
-      zFar
-    );
+    const projectionMatrix = mat4.create();
+    mat4.perspective(projectionMatrix, fieldOfView, aspect, zNear, zFar);
 
-    const modelViewMatrix = glMatrix.mat4.create();
-    glMatrix.mat4.translate(
-      modelViewMatrix,
-      modelViewMatrix,
-      [-0.0, 0.0, -6.0]
-    );
+    const modelViewMatrix = mat4.create();
+    mat4.translate(modelViewMatrix, modelViewMatrix, [-0.0, 0.0, -6.0]);
 
     this.projectionMatrix = projectionMatrix;
     this.modelViewMatrix = modelViewMatrix;
diff --git a/src/002-webgl-engine/main.ts b/src/002-webgl-engine/main.ts
new file mode 100644
index 0000000..b8d2765
--- /dev/null
+++ b/src/002-webgl-engine/main.ts
@@ -0,0 +1,43 @@
+import { MeshRenderer } from "../renderer/mesh-renderer";
+import plane from "../meshes/plane";
+import { WebGLApp } from "../renderer/webgl";
+import { Renderable } from "../renderer/renderable";
+import { Transform } from "../renderer/transform";
+import { uvRainbow } from "../common-shaders/uv-rainbow";
+import { quat } from "gl-matrix";
+import torus from "../meshes/torus";
+
+const app = new WebGLApp({ fov: 45 });
+
+const camera = new Transform(
+  [0, 0, -6],
+  quat.fromEuler(quat.create(), 15, 0, 0)
+);
+
+(window as any).ANGLE_X = 15;
+(window as any).ANGLE_Y = 0;
+(window as any).ANGLE_Z = 0;
+
+app.onUpdate((time: number) => {
+  const stride = 2;
+  const x = Math.sin(time * 0.0001) * (stride * 2 - stride * 0.5);
+  // const y = Math.tan(time * 0.001) * (stride * 2 - stride * 0.5);
+
+  camera.rotation = quat.fromEuler(quat.create(), x, 0, 0);
+});
+
+new Renderable(
+  app,
+  new Transform([0, 0, 4]),
+  new MeshRenderer(app, torus, uvRainbow(app), camera, {
+    drawMode: app.gl.TRIANGLE_FAN,
+  })
+);
+
+// new Renderable(
+//   app,
+//   new Transform([1, 0, 0]),
+//   new MeshRenderer(app, plane, uvRainbow(app))
+// );
+
+app.start();
diff --git a/src/002-webgpu-instead/main.ts b/src/002-webgpu-instead/main.ts
deleted file mode 100644
index 98eceee..0000000
--- a/src/002-webgpu-instead/main.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { WebGPUApp } from "../renderer/webgpu";
-import { MeshRenderer } from "../renderer/mesh-renderer";
-import plane from "../meshes/plane";
-import rainbowPlane from "./rainbow-plane.wgsl";
-import { Shader } from "../renderer/shader";
-
-const app = new WebGPUApp({ fov: 20 });
-
-const shader = new Shader(rainbowPlane);
-const renderer = new MeshRenderer(app, plane, shader);
-
-app.start();
diff --git a/src/002-webgpu-instead/rainbow-plane.wgsl b/src/002-webgpu-instead/rainbow-plane.wgsl
deleted file mode 100644
index 3691afa..0000000
--- a/src/002-webgpu-instead/rainbow-plane.wgsl
+++ /dev/null
@@ -1,17 +0,0 @@
-#include "../color-conv.wgsl"
-#include "../uniforms.wgsl"
-#include "../basic-vert.wgsl"
-
-@fragment
-fn main(
-  @location(0) uv : vec2f,
-) -> @location(0) vec4f {
-  f32 z = sin(uniforms.time) * 0.001 * 0.5 + 0.5;
-  vec3f hsv = vec3f(uv.x, uv.y, z);
-  hsv.x += uniforms.time * 0.0001;
-  hsv.y = 1.0;
-  hsv.z = 1.0;
-  vec3f rgb = hsv2rgb(hsv);
-
-  return saturate(vec4f(rgb, 1.0));
-}
diff --git a/src/basic-vert.wgsl b/src/basic-vert.wgsl
deleted file mode 100644
index 67c190e..0000000
--- a/src/basic-vert.wgsl
+++ /dev/null
@@ -1,14 +0,0 @@
-struct v2f {
-  @builtin(position) position : vec4f,
-  @location(0) color : vec4f,
-  @location(1) uv : vec2f,
-}
-
-@vertex
-fn main(
-  @builtin(position) position : vec4f,
-  @location(0) color : vec4f,
-  @location(1) uv : vec2f,
-) -> v2f {
-  return v2f(uniforms.modelViewProjectionMatrix * position, color, uv);
-}
diff --git a/src/color-conv.wgsl b/src/color-conv.wgsl
deleted file mode 100644
index 04da2d0..0000000
--- a/src/color-conv.wgsl
+++ /dev/null
@@ -1,15 +0,0 @@
-fn rgb2hsv(vec3f c) -> vec3f {
-  vec4f K = vec4f(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);
-  vec4f p = mix(vec4f(c.bg, K.wz), vec4f(c.gb, K.xy), step(c.b, c.g));
-  vec4f q = mix(vec4f(p.xyw, c.r), vec4f(c.r, p.yzx), step(p.x, c.r));
-
-  f32 d = q.x - min(q.w, q.y);
-  f32 e = 1.0e-10;
-  return vec3f(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x);
-}
-
-fn hsv2rgb(vec3f c) -> vec3f {
-  vec4f K = vec4f(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
-  vec3f p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
-  return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
-}
\ No newline at end of file
diff --git a/src/common-shaders/error.frag b/src/common-shaders/error.frag
new file mode 100644
index 0000000..00c4724
--- /dev/null
+++ b/src/common-shaders/error.frag
@@ -0,0 +1,5 @@
+precision highp float;
+
+void main() {
+  gl_FragColor = vec4(1.0, 0.0, 1.0, 1.0);
+}
\ No newline at end of file
diff --git a/src/common-shaders/error.ts b/src/common-shaders/error.ts
new file mode 100644
index 0000000..8ecfad6
--- /dev/null
+++ b/src/common-shaders/error.ts
@@ -0,0 +1,7 @@
+import { Shader } from "../renderer/shader";
+import { WebGLApp } from "../renderer/webgl";
+import frag from "./error.frag";
+import vert from "./error.vert";
+
+export const errorShader = (app: WebGLApp) =>
+  new Shader().vertex(vert).fragment(frag).app(app);
diff --git a/src/common-shaders/error.vert b/src/common-shaders/error.vert
new file mode 100644
index 0000000..19a92db
--- /dev/null
+++ b/src/common-shaders/error.vert
@@ -0,0 +1,8 @@
+attribute vec4 aVertexPosition;
+
+uniform mat4 uModelViewMatrix;
+uniform mat4 uProjectionMatrix;
+
+void main() {
+  gl_Position = uProjectionMatrix * uModelViewMatrix * aVertexPosition;
+}
\ No newline at end of file
diff --git a/src/common-shaders/uv-rainbow.frag b/src/common-shaders/uv-rainbow.frag
new file mode 100644
index 0000000..8ac5f9d
--- /dev/null
+++ b/src/common-shaders/uv-rainbow.frag
@@ -0,0 +1,35 @@
+precision highp float;
+
+uniform float uTime;
+uniform float uSinTime;
+uniform float uCosTime;
+
+varying highp vec2 vTextureCoord;
+
+vec3 rgb2hsv(vec3 c) {
+  vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);
+  vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));
+  vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r));
+
+  float d = q.x - min(q.w, q.y);
+  float e = 1.0e-10;
+  return vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x);
+}
+
+vec3 hsv2rgb(vec3 c) {
+  vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
+  vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
+  return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
+}
+
+void main() {
+  float zComponent = uSinTime * 0.001 * 0.5 + 0.5;
+  vec3 hsv = rgb2hsv(vec3(vTextureCoord, zComponent));
+  hsv.x += uTime * 0.0001;
+  hsv.y = 1.0;
+  hsv.z = 1.0;
+  vec3 rgb = hsv2rgb(hsv);
+
+  gl_FragColor = vec4(rgb, 1.0);
+  gl_FragColor = clamp(gl_FragColor, 0.0, 1.0);
+}
\ No newline at end of file
diff --git a/src/common-shaders/uv-rainbow.ts b/src/common-shaders/uv-rainbow.ts
new file mode 100644
index 0000000..ebed773
--- /dev/null
+++ b/src/common-shaders/uv-rainbow.ts
@@ -0,0 +1,7 @@
+import { Shader } from "../renderer/shader";
+import { WebGLApp } from "../renderer/webgl";
+import frag from "./uv-rainbow.frag";
+import vert from "./uv-rainbow.vert";
+
+export const uvRainbow = (app: WebGLApp) =>
+  new Shader({ time: true }).vertex(vert).fragment(frag).app(app);
diff --git a/src/common-shaders/uv-rainbow.vert b/src/common-shaders/uv-rainbow.vert
new file mode 100644
index 0000000..5c3d06b
--- /dev/null
+++ b/src/common-shaders/uv-rainbow.vert
@@ -0,0 +1,12 @@
+attribute vec4 aVertexPosition;
+attribute vec2 aTextureCoord;
+
+uniform mat4 uModelViewMatrix;
+uniform mat4 uProjectionMatrix;
+
+varying highp vec2 vTextureCoord;
+
+void main() {
+  gl_Position = uProjectionMatrix * uModelViewMatrix * aVertexPosition;
+  vTextureCoord = aTextureCoord;
+}
\ No newline at end of file
diff --git a/src/meshes/plane.ts b/src/meshes/plane.ts
index 6e28584..a5de67f 100644
--- a/src/meshes/plane.ts
+++ b/src/meshes/plane.ts
@@ -11,7 +11,10 @@ const mesh = new Float32Array([
 
 export default new Mesh({
   mesh,
-  positionSize: 4 * 4,
-  colorSize: 4 * 4,
-  uvSize: 2 * 4,
+  positionSize: 4,
+  colorSize: 4,
+  uvSize: 2,
+  vertexCount: 4,
+  stride: 10,
+  name: "plane",
 });
diff --git a/src/meshes/torus.ts b/src/meshes/torus.ts
index a3b8b8f..a622f55 100644
--- a/src/meshes/torus.ts
+++ b/src/meshes/torus.ts
@@ -2,6382 +2,14 @@
 import { Mesh } from "../renderer/mesh";
 
 // prettier-ignore
-const mesh = new Float32Array([
-  1.2393061,
-  0.16315772,
-  0,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.5,
-  1.2165064,
-  0,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.5833333,
-  1.25,
-  0,
-  0,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.5,
-  1.1153755,
-  0.14684194,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.6666667,
-  1.125,
-  0,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.6666667,
-  1,
-  0,
-  0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.75,
-  0.9914449,
-  0.13052617,
-  0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.75,
-  0.875,
-  0,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.8333333,
-  0.86751425,
-  0.1142104,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.8333333,
-  0.78349364,
-  0,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.9166667,
-  0.7435837,
-  0.097894624,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  1,
-  0.75,
-  0,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  1,
-  0.7435837,
-  0.097894624,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  2.220446e-16,
-  0.78349364,
-  0,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.083333336,
-  0.75,
-  0,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  2.220446e-16,
-  0.77679074,
-  0.10226642,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.083333336,
-  0.875,
-  0,
-  -0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.16666667,
-  0.86751425,
-  0.1142104,
-  -0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.16666667,
-  1,
-  0,
-  -0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.25,
-  0.9914449,
-  0.13052617,
-  -0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.25,
-  1.125,
-  0,
-  -0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.33333334,
-  1.1153755,
-  0.14684194,
-  -0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.33333334,
-  1.2165064,
-  0,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5,
-  0.41666666,
-  1.206099,
-  0.15878591,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.41666666,
-  1.2074072,
-  0.32352373,
-  0,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.5,
-  1.206099,
-  0.15878591,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.5833333,
-  1.1750549,
-  0.31485495,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.5833333,
-  1.0866666,
-  0.29117137,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.6666667,
-  0.9659258,
-  0.25881898,
-  0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.75,
-  0.7567967,
-  0.20278303,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.9166667,
-  0.77679074,
-  0.10226642,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5208333,
-  0.9166667,
-  0.7244444,
-  0.19411424,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  2.220446e-16,
-  0.7567967,
-  0.20278303,
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-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.083333336,
-  0.9659258,
-  0.25881898,
-  -0.25,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.25,
-  1.0866666,
-  0.29117137,
-  -0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.33333334,
-  1.1750549,
-  0.31485495,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.41666666,
-  1.1239054,
-  0.46553674,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  0.5833333,
-  1.0393645,
-  0.43051878,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  0.6666667,
-  0.8083946,
-  0.33484796,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  0.8333333,
-  0.8451851,
-  0.22646661,
-  0.21650635,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  0.8333333,
-  0.72385377,
-  0.29983,
-  0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  0.9166667,
-  0.69290966,
-  0.28701252,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  1,
-  0.7244444,
-  0.19411424,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5416667,
-  1,
-  0.69290966,
-  0.28701252,
-  3.061617e-17,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  2.220446e-16,
-  0.72385377,
-  0.29983,
-  -0.125,
-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
-  0.083333336,
-  0.8451851,
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-  1,
-  0,
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-  255,
-  0.5416667,
-  0.16666667,
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-  255,
-  0.5625,
-  0.25,
-  1.0393645,
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-  1,
-  0,
-  0,
-  0,
-  255,
-  0.5625,
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-  1.1239054,
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-  255,
-  0.5833333,
-  0.5833333,
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-  1,
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-  0.5833333,
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+const mesh = new 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255,0.41666666,0.8333333,0.6785253,-0.3917469,0.125,1,0,0,0,255,0.41666666,0.9166667,0.59501505,-0.45657098,3.061617e-17,1,0,0,0,255,0.39583334,1,0.64951897,-0.3750001,3.061617e-17,1,0,0,0,255,0.41666666,2.220446e-16,0.6215874,-0.4769606,-0.125,1,0,0,0,255,0.39583334,0.083333336,0.75777215,-0.43750012,-0.21650635,1,0,0,0,255,0.41666666,0.16666667,0.8660253,-0.5000001,-0.25,1,0,0,0,255,0.41666666,0.25,1.0535253,-0.6082533,-0.125,1,0,0,0,255,0.41666666,0.41666666,1.1548493,-0.47835475,0,1,0,0,0,255,0.4375,0.5,1.1239052,-0.46553728,0.125,1,0,0,0,255,0.4375,0.5833333,0.9238794,-0.3826838,0.25,1,0,0,0,255,0.4375,0.75,0.80839443,-0.33484834,0.21650635,1,0,0,0,255,0.4375,0.8333333,0.72385365,-0.29983035,0.125,1,0,0,0,255,0.4375,0.9166667,0.64951897,-0.3750001,3.061617e-17,1,0,0,0,255,0.41666666,1,0.69290954,-0.28701288,3.061617e-17,1,0,0,0,255,0.4375,2.220446e-16,0.6785253,-0.3917469,-0.125,1,0,0,0,255,0.41666666,0.083333336,0.72385365,-0.29983035,-0.125,1,0,0,0,255,0.4375,0.083333336,0.80839443,-0.33484834,-0.21650635,1,0,0,0,255,0.4375,0.16666667,0.9238794,-0.3826838,-0.25,1,0,0,0,255,0.4375,0.25,0.9742785,-0.5625001,-0.21650635,1,0,0,0,255,0.41666666,0.33333334,1.0393643,-0.43051928,-0.21650635,1,0,0,0,255,0.4375,0.33333334,1.1239052,-0.46553728,-0.125,1,0,0,0,255,0.4375,0.41666666,1.2074074,-0.32352346,0,1,0,0,0,255,0.45833334,0.5,1.175055,-0.31485468,0.125,1,0,0,0,255,0.45833334,0.5833333,1.0393643,-0.43051928,0.21650635,1,0,0,0,255,0.4375,0.6666667,1.0866666,-0.29117113,0.21650635,1,0,0,0,255,0.45833334,0.6666667,0.9659259,-0.25881878,0.25,1,0,0,0,255,0.45833334,0.75,0.84518516,-0.22646643,0.21650635,1,0,0,0,255,0.45833334,0.8333333,0.7567968,-0.20278287,0.125,1,0,0,0,255,0.45833334,0.9166667,0.69290954,-0.28701288,3.061617e-17,1,0,0,0,255,0.4375,1,0.7244444,-0.19411409,3.061617e-17,1,0,0,0,255,0.45833334,2.220446e-16,0.84518516,-0.22646643,-0.21650635,1,0,0,0,255,0.45833334,0.16666667,0.9659259,-0.25881878,-0.25,1,0,0,0,255,0.45833334,0.25,1.0866666,-0.29117113,-0.21650635,1,0,0,0,255,0.45833334,0.33333334,1.175055,-0.31485468,-0.125,1,0,0,0,255,0.45833334,0.41666666,1.206099,-0.15878591,0.125,1,0,0,0,255,0.47916666,0.5833333,1.1153755,-0.14684194,0.21650635,1,0,0,0,255,0.47916666,0.6666667,0.9914449,-0.13052617,0.25,1,0,0,0,255,0.47916666,0.75,0.86751425,-0.1142104,0.21650635,1,0,0,0,255,0.47916666,0.8333333,0.7435837,-0.097894624,3.061617e-17,1,0,0,0,255,0.47916666,1,0.7244444,-0.19411409,3.061617e-17,1,0,0,0,255,0.45833334,1,0.7435837,-0.097894624,3.061617e-17,1,0,0,0,255,0.47916666,2.220446e-16,0.7567968,-0.20278287,-0.125,1,0,0,0,255,0.45833334,0.083333336,0.77679074,-0.10226642,-0.125,1,0,0,0,255,0.47916666,0.083333336,0.9914449,-0.13052617,-0.25,1,0,0,0,255,0.47916666,0.25,1.1153755,-0.14684194,-0.21650635,1,0,0,0,255,0.47916666,0.33333334,1.206099,-0.15878591,-0.125,1,0,0,0,255,0.47916666,0.41666666,1.2393061,-0.16315772,0,1,0,0,0,255,0.47916666,0.5,0.77679074,-0.10226642,0.125,1,0,0,0,255,0.47916666,0.9166667,0.86751425,-0.1142104,-0.21650635,1,0,0,0,255,0.47916666,0.16666667,-1.25,1.09278474e-7,0,1,0,0,0,255,1,0.5,-0.75,6.556708e-8,3.061617e-17,1,0,0,0,255,1,1,-0.78349364,6.849519e-8,-0.125,1,0,0,0,255,1,0.083333336]);
 
 export default new Mesh({ 
   mesh, 
-  positionSize: 4 * 4, 
-  colorSize: 4 * 4, 
-  uvSize: 2 * 4,
+  positionSize: 4, 
+  colorSize: 4, 
+  uvSize: 2,
+  vertexCount: 637,
+  stride: 10,
+  name: "src/meshes/torus.ply"
 });
diff --git a/src/renderer/behavior.ts b/src/renderer/behavior.ts
index 2e3cce8..260148e 100644
--- a/src/renderer/behavior.ts
+++ b/src/renderer/behavior.ts
@@ -1,11 +1,11 @@
-import { WebGPUApp } from "./webgpu";
+import { WebGLApp } from "./webgl";
 
 export abstract class Behavior {
   onStart?(...args: any[]): void;
   onBeforeUpdate?(...args: any[]): void;
   onUpdate?(...args: any[]): void;
   onAfterUpdate?(...args: any[]): void;
-  constructor(public app: WebGPUApp) {
+  constructor(public app: WebGLApp) {
     this.onStart && app.onStart(this.onStart.bind(this));
     this.onUpdate && app.onUpdate(this.onUpdate.bind(this));
     this.onAfterUpdate && app.onAfterUpdate(this.onAfterUpdate.bind(this));
diff --git a/src/renderer/mesh-renderer.ts b/src/renderer/mesh-renderer.ts
index 671c58c..876aee4 100644
--- a/src/renderer/mesh-renderer.ts
+++ b/src/renderer/mesh-renderer.ts
@@ -1,146 +1,136 @@
-import { Mat4, mat4, vec3 } from "wgpu-matrix";
+import { mat4, vec3 } from "gl-matrix";
 import { Behavior } from "./behavior";
 import { Mesh } from "./mesh";
 import { Shader } from "./shader";
-import { WebGPUApp } from "./webgpu";
+import { WebGLApp } from "./webgl";
+import { Transform } from "./transform";
+import { errorShader } from "../common-shaders/error";
+
+export type MeshRendererConfig = {
+  drawMode?: number;
+};
 
 export class MeshRenderer extends Behavior {
-  private depthTexture?: GPUTexture;
-  private uniformBuffer?: GPUBuffer;
-  private vertexBuffer?: GPUBuffer;
-  private texture?: GPUTexture;
-  private sampler?: GPUSampler;
-  private uniformBindGroup?: GPUBindGroup;
-  private renderPassDescriptor?: GPURenderPassDescriptor;
-  private pipeline?: GPURenderPipeline;
-  private viewMatrix = mat4.translate(
-    mat4.identity(),
-    vec3.fromValues(0, 0, -4)
-  );
-  private projectionMatrix = mat4.perspective(
-    2 * Math.PI * 0.2,
-    1920 / 1080,
-    1,
-    100
-  );
+  private modelMatrix = mat4.create();
+  private projectionMatrix = mat4.create();
+  private _meshBuffer?: WebGLBuffer;
 
   constructor(
-    public app: WebGPUApp,
+    public app: WebGLApp,
     public mesh: Mesh,
     public shader: Shader,
-    public textures?: any[]
+    public camera: Transform = new Transform([0, 0, -6]),
+    public config: MeshRendererConfig = {}
   ) {
     super(app);
   }
 
+  get meshBuffer() {
+    if (this._meshBuffer) {
+      return this._meshBuffer;
+    }
+
+    throw new Error("mesh buffer not ready");
+  }
+
+  initializeMeshBuffer() {
+    const gl = this.app.gl;
+    const buffer = gl.createBuffer();
+    if (!buffer) {
+      throw new Error("failed to create mesh buffer");
+    }
+    gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
+    gl.bufferData(gl.ARRAY_BUFFER, this.mesh.config.mesh, gl.STATIC_DRAW);
+
+    this._meshBuffer = buffer;
+  }
+
+  initializeAttributes() {
+    const gl = this.app.gl;
+    gl.bindBuffer(gl.ARRAY_BUFFER, this.meshBuffer);
+
+    const positionLocation = this.shader.attrib("aVertexPosition");
+    if (positionLocation !== -1) {
+      gl.vertexAttribPointer(
+        positionLocation,
+        this.mesh.config.positionSize,
+        gl.FLOAT,
+        false,
+        4 * this.mesh.config.stride,
+        0
+      );
+      gl.enableVertexAttribArray(positionLocation);
+      this.shader.bindAttrib(positionLocation, "aVertexPosition");
+    }
+
+    if (this.mesh.config.colorSize !== 0) {
+      const colorLocation = this.shader.attrib("aVertexColor");
+      if (colorLocation !== -1) {
+        gl.vertexAttribPointer(
+          colorLocation,
+          this.mesh.config.colorSize,
+          gl.FLOAT,
+          false,
+          4 * this.mesh.config.stride,
+          4 * this.mesh.config.positionSize
+        );
+        gl.enableVertexAttribArray(colorLocation);
+        this.shader.bindAttrib(colorLocation, "aVertexColor");
+      }
+    }
+
+    const uvLocation = this.shader.attrib("aTextureCoord");
+    if (uvLocation !== -1) {
+      gl.vertexAttribPointer(
+        uvLocation,
+        this.mesh.config.uvSize,
+        gl.FLOAT,
+        false,
+        4 * this.mesh.config.stride,
+        4 * (this.mesh.config.positionSize + this.mesh.config.colorSize)
+      );
+      gl.enableVertexAttribArray(uvLocation);
+      this.shader.bindAttrib(uvLocation, "aTextureCoord");
+    }
+  }
+
   onStart() {
-    this.projectionMatrix = mat4.perspective(
-      2 * Math.PI * 0.2,
+    mat4.perspective(
+      this.projectionMatrix,
+      this.app.config.fov || 45,
       this.app.canvas.width / this.app.canvas.height,
-      1,
-      100
+      this.app.config.zNear || 0.1,
+      this.app.config.zFar || 100
     );
 
-    this.depthTexture = this.app.device.createTexture({
-      size: [this.app.canvas.width, this.app.canvas.height],
-      format: "depth24plus",
-      usage: GPUTextureUsage.RENDER_ATTACHMENT,
-    });
-
-    // float32x4x4 + float32
-    this.uniformBuffer = this.app.device.createBuffer({
-      size: 4 * 16 + 4,
-      usage: GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST,
-    });
-
-    this.pipeline = this.mesh.pipeline(this.app, this.shader, {});
-
-    this.uniformBindGroup = this.app.device.createBindGroup({
-      layout: this.pipeline.getBindGroupLayout(0),
-      entries: [
-        {
-          binding: 0,
-          resource: {
-            buffer: this.uniformBuffer,
-          },
-        },
-      ],
-    });
-
-    this.renderPassDescriptor = {
-      colorAttachments: [
-        // {
-        //   view: undefined as any, // defined in onUpdate
-        //   clearValue: { r: 1, g: 0, b: 1, a: 1 },
-        //   loadOp: "clear",
-        //   storeOp: "store",
-        // },
-      ],
-      depthStencilAttachment: {
-        view: this.depthTexture.createView(),
-        depthClearValue: 1.0,
-        depthLoadOp: "clear",
-        depthStoreOp: "store",
-      },
-    };
-
-    this.vertexBuffer = this.mesh.buffer(this.app);
+    this.shader.compile();
+    this.initializeMeshBuffer();
+    this.initializeAttributes();
+    this.shader.link();
   }
 
-  private writeUniforms(modelViewProjection: Mat4, time: number) {
-    if (!this.uniformBuffer) {
-      return;
-    }
-
-    const {
-      device: { queue },
-    } = this.app;
-
-    const mvpBuf = modelViewProjection as Float32Array;
-    queue.writeBuffer(
-      this.uniformBuffer,
+  onRenderableUpdate(time: number, transform: Transform) {
+    const gl = this.app.gl;
+    this.shader.use();
+    gl.bindBuffer(gl.ARRAY_BUFFER, this.meshBuffer);
+    this.shader.setupUniforms(
+      time,
+      this.projectionMatrix,
+      transform,
+      this.camera
+    );
+    gl.drawArrays(
+      this.config.drawMode ?? gl.TRIANGLE_STRIP,
       0,
-      mvpBuf.buffer,
-      mvpBuf.byteOffset,
-      mvpBuf.length
+      this.mesh.config.vertexCount
     );
 
-    const timeBuf = new Float32Array([time]);
-    queue.writeBuffer(
-      this.uniformBuffer,
-      mvpBuf.length + 1,
-      timeBuf.buffer,
-      timeBuf.byteOffset,
-      timeBuf.byteLength
-    );
-  }
-
-  onUpdate(time: number) {
-    if (
-      !this.renderPassDescriptor ||
-      !this.pipeline ||
-      !this.uniformBindGroup ||
-      !this.vertexBuffer
-    ) {
-      return;
+    const err = gl.getError();
+    if (err !== 0) {
+      console.log({ err });
+      throw new Error(
+        `(MeshRenderer<Mesh#${this.mesh.name}>) webgl failure: ${err}`
+      );
     }
-
-    const mvp = mat4.multiply(this.projectionMatrix, this.viewMatrix);
-    this.writeUniforms(mvp, time);
-
-    const { device } = this.app;
-
-    const commandEncoder = device.createCommandEncoder();
-    const passEncoder = commandEncoder.beginRenderPass(
-      this.renderPassDescriptor
-    );
-
-    passEncoder.setPipeline(this.pipeline);
-    passEncoder.setBindGroup(0, this.uniformBindGroup);
-    passEncoder.setVertexBuffer(0, this.vertexBuffer);
-    passEncoder.draw(this.mesh.config.vertexCount);
-    passEncoder.end();
-
-    this.app.commit(commandEncoder.finish());
   }
 }
diff --git a/src/renderer/mesh.ts b/src/renderer/mesh.ts
index 03a149b..745345e 100644
--- a/src/renderer/mesh.ts
+++ b/src/renderer/mesh.ts
@@ -1,80 +1,17 @@
-import { Oops, Shader } from "./shader";
-import { WebGPUApp } from "./webgpu";
-
 export type MeshConfig = {
   mesh: Float32Array;
   positionSize: number;
   colorSize: number;
   uvSize: number;
   vertexCount: number;
+  stride: number;
+  name: string;
 };
 
 export class Mesh {
   constructor(public config: MeshConfig) {}
 
-  buffer(app: WebGPUApp) {
-    const buffer = app.device.createBuffer({
-      size: this.config.mesh.byteLength,
-      usage: GPUBufferUsage.VERTEX,
-      mappedAtCreation: true,
-    });
-    new Float32Array(buffer.getMappedRange()).set(this.config.mesh);
-    buffer.unmap();
-
-    return buffer;
-  }
-
-  pipeline(app: WebGPUApp, shader: Shader, config: Record<string, any>) {
-    const module = shader.module(app);
-    return app.device.createRenderPipeline({
-      layout: "auto",
-      vertex: {
-        module,
-        entryPoint: "main",
-        buffers: [
-          {
-            arrayStride: 4,
-            attributes: [
-              {
-                // position
-                shaderLocation: 0,
-                offset: 0,
-                format: "float32x4",
-              },
-              {
-                // color
-                shaderLocation: 2,
-                offset: this.config.positionSize,
-                format: "float32x4",
-              },
-              {
-                // uv
-                shaderLocation: 1,
-                offset: this.config.positionSize + this.config.colorSize,
-                format: "float32x4",
-              },
-            ],
-          },
-        ],
-      },
-      fragment: {
-        module,
-        entryPoint: "main",
-        targets: [
-          {
-            format: "rgba8unorm",
-          },
-        ],
-      },
-      primitive: {
-        topology: "triangle-list",
-        cullMode: config.cullMode ?? "back",
-      },
-      depthStencil: config.stencil && {
-        depthWriteEnabled: true,
-        depthCompare: "less",
-        format: "depth24plus",
-      },
-    });
+  get name() {
+    return this.config.name;
   }
 }
diff --git a/src/renderer/oops.wgsl b/src/renderer/oops.wgsl
deleted file mode 100644
index a07e038..0000000
--- a/src/renderer/oops.wgsl
+++ /dev/null
@@ -1,26 +0,0 @@
-struct Uniforms {
-  modelViewProjectionMatrix: mat4x4<f32>,
-  time: f32,
-}
-
-@group(0) @binding(0) var<uniform> uniforms: Uniforms;
-
-struct v2f {
-  @builtin(position) position : vec4f,
-  @location(0) uv : vec2f,
-}
-
-@vertex
-fn vertex_main(
-  @builtin(position) position : vec4f,
-  @location(0) uv : vec2f,
-) -> v2f {
-  return v2f(uniforms.modelViewProjectionMatrix * position, uv);
-}
-
-@fragment
-fn fragment_main(
-  @location(0) uv : vec2f,
-) -> vec4f {
-  return vec4f(1.0, 0.0, 1.0, 1.0);
-}
\ No newline at end of file
diff --git a/src/renderer/renderable.ts b/src/renderer/renderable.ts
new file mode 100644
index 0000000..8c2fe75
--- /dev/null
+++ b/src/renderer/renderable.ts
@@ -0,0 +1,18 @@
+import { Behavior } from "./behavior";
+import { MeshRenderer } from "./mesh-renderer";
+import { Transform } from "./transform";
+import { WebGLApp } from "./webgl";
+
+export class Renderable extends Behavior {
+  constructor(
+    public app: WebGLApp,
+    public transform: Transform,
+    public renderer: MeshRenderer
+  ) {
+    super(app);
+  }
+
+  onUpdate(time: number) {
+    this.renderer.onRenderableUpdate(time, this.transform);
+  }
+}
diff --git a/src/renderer/shader.ts b/src/renderer/shader.ts
index 7c0e458..73e1c9c 100644
--- a/src/renderer/shader.ts
+++ b/src/renderer/shader.ts
@@ -1,38 +1,132 @@
-import { WebGPUApp } from "./webgpu";
-import oopsWsgl from "./oops.wgsl";
+import { mat4, vec3 } from "gl-matrix";
+import { Transform } from "./transform";
+import { WebGLApp } from "./webgl";
 
-const pragmaRegexp = new RegExp("#pragma ([a-z]+) ([a-zA-Z_0-9]+)", "g");
+export type ShaderConfig = {
+  time?: boolean;
+};
 
 export class Shader {
-  private _module: GPUShaderModule | null = null;
-  public vertexMain: string = "main";
-  public fragmentMain: string = "main";
-  public code: string;
+  static VERTEX = 35633;
+  static FRAGMENT = 35632;
 
-  constructor(...code: string[]) {
-    this.code = code.join("\n");
+  constructor(private config: ShaderConfig = {}) {}
 
-    // pragma preprocessing
-    const matches = this.code.matchAll(pragmaRegexp);
-    for (const match of matches || []) {
-      switch (match[1]) {
-        case "fragment":
-          this.fragmentMain = match[2];
-          break;
-        case "vertex":
-          this.vertexMain = match[2];
-          break;
-      }
+  private vertexCode = "";
+  private fragmentCode = "";
+  private _app?: WebGLApp;
+  private _program: WebGLProgram | null = null;
+
+  get gl() {
+    const gl = this._app?.gl;
+    if (!gl) {
+      throw new Error("GL context not defined at shader compile time.");
+    }
+
+    return gl;
+  }
+
+  app(app: WebGLApp) {
+    this._app = app;
+    this._program = app.gl.createProgram();
+
+    return this;
+  }
+
+  vertex(code: string) {
+    this.vertexCode = code;
+    return this;
+  }
+
+  fragment(code: string) {
+    this.fragmentCode = code;
+    return this;
+  }
+
+  attrib(name: string) {
+    return this.gl.getAttribLocation(this._program as WebGLProgram, name);
+  }
+
+  uniform(name: string) {
+    return this.gl.getUniformLocation(this._program as WebGLProgram, name);
+  }
+
+  attach(which: number, source: string) {
+    const gl = this.gl;
+
+    const shader = gl.createShader(which);
+    if (!shader) {
+      throw new Error(`failed to init ${humanShaderType(which)} shader`);
+    }
+
+    gl.shaderSource(shader, source);
+    gl.compileShader(shader);
+    gl.attachShader(this._program as WebGLProgram, shader);
+  }
+
+  compile() {
+    const gl = this.gl;
+    this.attach(gl.FRAGMENT_SHADER, this.fragmentCode);
+    this.attach(gl.VERTEX_SHADER, this.vertexCode);
+    this.link();
+  }
+
+  link() {
+    this.gl.linkProgram(this._program as WebGLProgram);
+    if (
+      !this.gl.getProgramParameter(
+        this._program as WebGLProgram,
+        this.gl.LINK_STATUS
+      )
+    ) {
+      throw new Error(
+        "Unable to initialize the shader program: " +
+          this.gl.getProgramInfoLog(this._program as WebGLProgram)
+      );
     }
   }
 
-  module(app: WebGPUApp) {
-    return (this._module =
-      this._module ||
-      (this._module = app.device.createShaderModule({
-        code: this.code,
-      })));
+  bindAttrib(attribLocation: number, name: string) {
+    this.gl.bindAttribLocation(
+      this._program as WebGLProgram,
+      attribLocation,
+      name
+    );
+  }
+
+  setupUniforms(
+    time: number,
+    projection: mat4,
+    model: Transform,
+    view: Transform
+  ) {
+    const { gl } = this._app as WebGLApp;
+    gl.useProgram(this._program as WebGLProgram);
+    gl.uniformMatrix4fv(this.uniform("uProjectionMatrix"), false, projection);
+
+    if (this.config.time) {
+      gl.uniform1f(this.uniform("uTime"), time);
+    }
+
+    const modelMat = mat4.clone(model.toMat4());
+    mat4.fromQuat(modelMat, view.rotation);
+    mat4.translate(modelMat, modelMat, view.position);
+
+    gl.uniformMatrix4fv(this.uniform("uModelViewMatrix"), false, modelMat);
+  }
+
+  use() {
+    this._app?.gl.useProgram(this._program);
   }
 }
 
-export const Oops = new Shader(oopsWsgl);
+const humanShaderType = (which: number): string => {
+  switch (which) {
+    case Shader.FRAGMENT:
+      return "fragment";
+    case Shader.VERTEX:
+      return "vertex";
+    default:
+      return "some unknown type of";
+  }
+};
diff --git a/src/renderer/telemetry.ts b/src/renderer/telemetry.ts
index d497324..75f27ae 100644
--- a/src/renderer/telemetry.ts
+++ b/src/renderer/telemetry.ts
@@ -1,5 +1,5 @@
 import { Behavior } from "./behavior";
-import { WebGPUApp } from "./webgpu";
+import { WebGLApp } from "./webgl";
 
 export class Telemetry extends Behavior {
   public el: HTMLElement;
@@ -7,7 +7,7 @@ export class Telemetry extends Behavior {
   public maxFrameTimes: number = 100;
   public lastFrameTime: number = 0;
   constructor(
-    public app: WebGPUApp,
+    public app: WebGLApp,
     selector = "#telemetry"
   ) {
     super(app);
@@ -35,14 +35,13 @@ export class Telemetry extends Behavior {
 
       const framesPerSecond = 1000 / averageFrameTime;
 
-      this.el.innerHTML = `
-      ${framesPerSecond.toFixed(1)} FPS (${averageFrameTime.toFixed(
-        3
-      )} ms)<br />
-      bU: ${this.app.registry.onBeforeUpdate.length} | U: ${
-        this.app.registry.onUpdate.length
-      } | aU: ${this.app.registry.onAfterUpdate.length}
-    `;
+      this.el.innerHTML = `${framesPerSecond.toFixed(
+        1
+      )} FPS (${averageFrameTime.toFixed(3)} ms)<br />bU: ${
+        this.app.registry.onBeforeUpdate.length
+      } | U: ${this.app.registry.onUpdate.length} | aU: ${
+        this.app.registry.onAfterUpdate.length
+      }`;
     }, 1000);
   }
 
diff --git a/src/renderer/transform.ts b/src/renderer/transform.ts
new file mode 100644
index 0000000..4551648
--- /dev/null
+++ b/src/renderer/transform.ts
@@ -0,0 +1,18 @@
+import { mat4, vec3, quat } from "gl-matrix";
+
+export class Transform {
+  constructor(
+    public position = vec3.create(),
+    public rotation = quat.create(),
+    public scale = vec3.fromValues(1, 1, 1)
+  ) {}
+
+  toMat4() {
+    return mat4.fromRotationTranslationScale(
+      mat4.create(),
+      this.rotation,
+      this.position,
+      this.scale
+    );
+  }
+}
diff --git a/src/renderer/webgl.ts b/src/renderer/webgl.ts
new file mode 100644
index 0000000..d5c3ef9
--- /dev/null
+++ b/src/renderer/webgl.ts
@@ -0,0 +1,120 @@
+import { Telemetry } from "./telemetry";
+
+export type WebGPUAppConfig = {
+  fov?: number;
+  context?: GPUCanvasConfiguration;
+  zNear?: number;
+  zFar?: number;
+};
+
+export type RenderHandle = (time: number, app: WebGLApp) => void;
+
+export class WebGLApp {
+  public canvas: HTMLCanvasElement;
+  public telemetry?: Telemetry;
+  public gl: WebGL2RenderingContext;
+
+  public registry: {
+    onBeforeUpdate: RenderHandle[];
+    onAfterUpdate: RenderHandle[];
+    onUpdate: RenderHandle[];
+    onStart: RenderHandle[];
+  } = {
+    onBeforeUpdate: [],
+    onAfterUpdate: [],
+    onUpdate: [],
+    onStart: [],
+  };
+
+  constructor(public config: WebGPUAppConfig = {}) {
+    try {
+      this.canvas = document.querySelector("canvas") as HTMLCanvasElement;
+      this.canvas.width = window.innerWidth;
+      this.canvas.height = window.innerHeight;
+
+      const context = this.canvas.getContext("webgl2");
+      if (!context) {
+        throw new Error("Canvas was unable to get a webgl2 context");
+      }
+      this.gl = context;
+
+      if (location.search.includes("telemetry")) {
+        this.telemetry = new Telemetry(this);
+      }
+    } catch (e) {
+      const main = document.querySelector("main");
+      if (main) {
+        main.innerHTML = `<div><i>your browser didn't let me set up webgl.</i></div>`;
+      }
+
+      throw new Error(
+        `Unable to initialize WebGL. Your browser or machine may not support it.\n  -> ${e}`
+      );
+    }
+  }
+
+  clear() {
+    const gl = this.gl;
+    gl.clearColor(0.0, 0.0, 0.0, 1.0); // Clear to black, fully opaque
+    gl.clearDepth(1.0); // Clear everything
+    gl.enable(gl.DEPTH_TEST); // Enable depth testing
+    gl.depthFunc(gl.LEQUAL); // Near things obscure far things
+    gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
+  }
+
+  onBeforeUpdate(handle: RenderHandle) {
+    this.registry.onBeforeUpdate.push(handle);
+  }
+
+  onAfterUpdate(handle: RenderHandle) {
+    this.registry.onAfterUpdate.push(handle);
+  }
+
+  onUpdate(handle: RenderHandle) {
+    this.registry.onUpdate.push(handle);
+  }
+
+  onStart(handle: RenderHandle) {
+    this.registry.onStart.push(handle);
+  }
+
+  doUpdate(time: number) {
+    // this.jobsToSubmitThisFrame = [];
+
+    this.registry.onBeforeUpdate.forEach((handle) => handle(time, this));
+    this.registry.onUpdate.forEach((handle) => handle(time, this));
+    this.registry.onAfterUpdate.forEach((handle) => handle(time, this));
+
+    // if (this.jobsToSubmitThisFrame.length !== 0) {
+    //   this.device.queue.submit(this.jobsToSubmitThisFrame);
+    // }
+  }
+
+  doStart(time: number = 0) {
+    this.clear();
+    this.registry.onStart.forEach((handle) => handle(time, this));
+  }
+
+  async oneShot(time: number = 0) {
+    // await this.awaitRendererReady();
+
+    this.doStart(time);
+    this.doUpdate(time);
+  }
+
+  async start() {
+    // await this.awaitRendererReady();
+
+    this.doStart();
+
+    const run = (time: number) => {
+      this.doUpdate(time);
+      requestAnimationFrame(run);
+    };
+    requestAnimationFrame(run);
+  }
+
+  // commit(commandEncoder: GPUCommandBuffer) {
+  //   this.jobsToSubmitThisFrame.push(commandEncoder);
+  // }
+}
diff --git a/src/renderer/webgpu.ts b/src/renderer/webgpu.ts
deleted file mode 100644
index 1cab4e2..0000000
--- a/src/renderer/webgpu.ts
+++ /dev/null
@@ -1,177 +0,0 @@
-import { Telemetry } from "./telemetry";
-
-export type WebGPUAppConfig = {
-  fov?: number;
-  context?: GPUCanvasConfiguration;
-};
-
-export type RenderHandle = (time: number, app: WebGPUApp) => void;
-
-export class WebGPUApp {
-  public canvas: HTMLCanvasElement;
-  private _adapter?: GPUAdapter;
-  private _device?: GPUDevice;
-  private _context?: GPUCanvasContext;
-  public telemetry?: Telemetry;
-  private jobsToSubmitThisFrame: GPUCommandBuffer[] = [];
-  private renderOK = false;
-
-  public registry: {
-    onBeforeUpdate: RenderHandle[];
-    onAfterUpdate: RenderHandle[];
-    onUpdate: RenderHandle[];
-    onStart: RenderHandle[];
-  } = {
-    onBeforeUpdate: [],
-    onAfterUpdate: [],
-    onUpdate: [],
-    onStart: [],
-  };
-
-  constructor(public config: WebGPUAppConfig = {}) {
-    this.config = {
-      fov: 45,
-      ...config,
-    };
-    this.canvas = document.querySelector("canvas") as HTMLCanvasElement;
-    this.canvas.width = window.innerWidth;
-    this.canvas.height = window.innerHeight;
-
-    if (location.search.includes("telemetry")) {
-      this.telemetry = new Telemetry(this);
-    }
-
-    this.init().catch((e) => {
-      const main = document.querySelector("main");
-      if (main) {
-        main.innerHTML = `<div><i>your browser didn't let me set up webgpu. firefox nightly or enable <code>dom.webgpu.enable</code>.</i></div>`;
-      }
-
-      throw new Error(
-        "Unable to initialize WebGPU. Your browser or machine may not support it.",
-        e
-      );
-    });
-  }
-
-  async init() {
-    if (!navigator.gpu) {
-      throw new Error("WebGPU not supported");
-    }
-
-    this._adapter = (await navigator.gpu.requestAdapter()) as GPUAdapter;
-    if (!this._adapter) {
-      throw new Error("No GPU adapter found");
-    }
-
-    this._device = await this.adapter.requestDevice();
-    if (!this._device) {
-      throw new Error("No GPU device found");
-    }
-
-    this._context = this.canvas.getContext("webgpu") as GPUCanvasContext;
-
-    this.context.configure({
-      device: this.device,
-      format: "bgra8unorm",
-      alphaMode: "premultiplied",
-      ...this.config.context,
-    });
-
-    this.renderOK = true;
-  }
-
-  awaitRendererReady(timeout: number = 5000) {
-    const start = Date.now();
-    return new Promise((resolve, reject) => {
-      const interval = setInterval(() => {
-        if (this.renderOK) {
-          return resolve(true);
-        }
-
-        if (Date.now() - start > timeout) {
-          return reject(`Renderer was not OK within ${timeout}ms`);
-        }
-      }, 10);
-    });
-  }
-
-  get context() {
-    if (!this._context) {
-      throw new Error("WebGPU context not initialized");
-    }
-
-    return this._context;
-  }
-
-  get adapter() {
-    if (!this._adapter) {
-      throw new Error("WebGPU adapter not initialized");
-    }
-
-    return this._adapter;
-  }
-
-  get device() {
-    if (!this._device) {
-      throw new Error("WebGPU device not initialized");
-    }
-
-    return this._device;
-  }
-
-  onBeforeUpdate(handle: RenderHandle) {
-    this.registry.onBeforeUpdate.push(handle);
-  }
-
-  onAfterUpdate(handle: RenderHandle) {
-    this.registry.onAfterUpdate.push(handle);
-  }
-
-  onUpdate(handle: RenderHandle) {
-    this.registry.onUpdate.push(handle);
-  }
-
-  onStart(handle: RenderHandle) {
-    this.registry.onStart.push(handle);
-  }
-
-  doUpdate(time: number) {
-    this.jobsToSubmitThisFrame = [];
-
-    this.registry.onBeforeUpdate.forEach((handle) => handle(time, this));
-    this.registry.onUpdate.forEach((handle) => handle(time, this));
-    this.registry.onAfterUpdate.forEach((handle) => handle(time, this));
-
-    if (this.jobsToSubmitThisFrame.length !== 0) {
-      this.device.queue.submit(this.jobsToSubmitThisFrame);
-    }
-  }
-
-  doStart(time: number = 0) {
-    this.registry.onStart.forEach((handle) => handle(time, this));
-  }
-
-  async oneShot(time: number = 0) {
-    await this.awaitRendererReady();
-
-    this.doStart(time);
-    this.doUpdate(time);
-  }
-
-  async start() {
-    await this.awaitRendererReady();
-
-    this.doStart();
-
-    const run = (time: number) => {
-      this.doUpdate(time);
-      requestAnimationFrame(run);
-    };
-    requestAnimationFrame(run);
-  }
-
-  commit(commandEncoder: GPUCommandBuffer) {
-    this.jobsToSubmitThisFrame.push(commandEncoder);
-  }
-}
diff --git a/src/uniforms.wgsl b/src/uniforms.wgsl
deleted file mode 100644
index 4a7c235..0000000
--- a/src/uniforms.wgsl
+++ /dev/null
@@ -1,6 +0,0 @@
-struct Uniforms {
-  modelViewProjectionMatrix: mat4x4<f32>,
-  time: f32,
-}
-
-@group(0) @binding(0) var<uniform> uniforms: Uniforms;
\ No newline at end of file