From 22e9cb094db225a25defc54b49d16f38f8b5f12c Mon Sep 17 00:00:00 2001 From: Noelle Calliope <1581674+mekanoe@users.noreply.github.com> Date: Sat, 7 Oct 2023 23:29:53 -0400 Subject: [PATCH] add plane model by hand --- html/002-webgpu-instead/main.js | 27 +---------------------- src/002-webgpu-instead/main.ts | 9 ++------ src/002-webgpu-instead/rainbow-plane.wgsl | 3 ++- src/meshes/plane.ts | 17 ++++++++++++++ src/renderer/mesh.ts | 11 ++------- 5 files changed, 24 insertions(+), 43 deletions(-) diff --git a/html/002-webgpu-instead/main.js b/html/002-webgpu-instead/main.js index c738749..816afec 100644 --- a/html/002-webgpu-instead/main.js +++ b/html/002-webgpu-instead/main.js @@ -1,26 +1 @@ -import{a as I,b as z} from"../chunk-c8239659df5e5cce.js";class _{j;canvas;_adapter;_device;_context;telemetry;registry={onBeforeUpdate:[],onAfterUpdate:[],onUpdate:[],onStart:[]};constructor(j={}){this.config=j;this.config={fov:45,...j},this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight,this.telemetry=new z(this),this.init().catch((x)=>{const C=document.querySelector("main");if(C)C.innerHTML="
your browser didn't let me set up webgpu. firefox nightly or enable dom.webgpu.enable.
";throw new Error("Unable to initialize WebGPU. Your browser or machine may not support it.",x)})}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})}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(j){this.registry.onBeforeUpdate.push(j)}onAfterUpdate(j){this.registry.onAfterUpdate.push(j)}onUpdate(j){this.registry.onUpdate.push(j)}onStart(j){this.registry.onStart.push(j)}doUpdate(j){this.registry.onBeforeUpdate.forEach((x)=>x(j,this)),this.registry.onUpdate.forEach((x)=>x(j,this)),this.registry.onAfterUpdate.forEach((x)=>x(j,this))}doStart(j=0){this.registry.onStart.forEach((x)=>x(this,j))}async oneShot(j=0){this.doStart(j),this.doUpdate(j)}start(){this.doStart();const j=(x)=>{this.doUpdate(x),requestAnimationFrame(j)};requestAnimationFrame(j)}}var D=`struct Uniforms { - modelViewProjectionMatrix: mat4x4, - time: f32, -} - -@group(0) @binding(0) var 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); -}`;class E{j;_module=null;constructor(j){this.code=j}module(j){return this._module=this._module||(this._module=j.device.createShaderModule({code:this.code.join("\n")})),this._module}}var F=new E([D]);class k{j;_shader=F;constructor(j){this.config=j}shader(j){return this._shader=j,this}buffer(j){const x=j.device.createBuffer({size:this.config.mesh.byteLength,usage:GPUBufferUsage.VERTEX,mappedAtCreation:!0});return new Float32Array(x.getMappedRange()).set(this.config.mesh),x.unmap(),x}pipeline(j,x){const C=this._shader.module(j);return j.device.createRenderPipeline({layout:"auto",vertex:{module:C,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:C,entryPoint:"main",targets:[{format:"rgba8unorm"}]},primitive:{topology:"triangle-list",cullMode:x.cullMode??"back"},depthStencil:x.stencil&&{depthWriteEnabled:!0,depthCompare:"less",format:"depth24plus"}})}}var L=new 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k({mesh:L,positionSize:16,colorSize:16,uvSize:8});class q extends I{j;x;depthTexture;uniformBuffer;texture;sampler;uniformBindGroup;renderPassDescriptor;constructor(j,x){super(j);this.app=j;this.mesh=x}onStart(){console.log("hello from meshrenderer!"),console.log(`i've got a ${this.mesh.constructor.name}`)}onUpdate(j){}}var J=new _({fov:20}),O=new q(J,H);J.start(); +import{a as D,b as z} from"../chunk-c8239659df5e5cce.js";class _{S;canvas;_adapter;_device;_context;telemetry;registry={onBeforeUpdate:[],onAfterUpdate:[],onUpdate:[],onStart:[]};constructor(S={}){this.config=S;this.config={fov:45,...S},this.canvas=document.querySelector("canvas"),this.canvas.width=window.innerWidth,this.canvas.height=window.innerHeight,this.telemetry=new z(this),this.init().catch((x)=>{const C=document.querySelector("main");if(C)C.innerHTML="
your browser didn't let me set up webgpu. firefox nightly or enable dom.webgpu.enable.
";throw new Error("Unable to initialize WebGPU. Your browser or machine may not support it.",x)})}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})}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(S){this.registry.onBeforeUpdate.push(S)}onAfterUpdate(S){this.registry.onAfterUpdate.push(S)}onUpdate(S){this.registry.onUpdate.push(S)}onStart(S){this.registry.onStart.push(S)}doUpdate(S){this.registry.onBeforeUpdate.forEach((x)=>x(S,this)),this.registry.onUpdate.forEach((x)=>x(S,this)),this.registry.onAfterUpdate.forEach((x)=>x(S,this))}doStart(S=0){this.registry.onStart.forEach((x)=>x(this,S))}async oneShot(S=0){this.doStart(S),this.doUpdate(S)}start(){this.doStart();const S=(x)=>{this.doUpdate(x),requestAnimationFrame(S)};requestAnimationFrame(S)}}class j extends D{S;x;depthTexture;uniformBuffer;texture;sampler;uniformBindGroup;renderPassDescriptor;constructor(S,x){super(S);this.app=S;this.mesh=x}onStart(){console.log("hello from meshrenderer!"),console.log(`i've got a ${this.mesh.constructor.name}`)}onUpdate(S){}}class k{S;constructor(S){this.config=S}buffer(S){const x=S.device.createBuffer({size:this.config.mesh.byteLength,usage:GPUBufferUsage.VERTEX,mappedAtCreation:!0});return new Float32Array(x.getMappedRange()).set(this.config.mesh),x.unmap(),x}pipeline(S,x,C){const q=x.module(S);return S.device.createRenderPipeline({layout:"auto",vertex:{module:q,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:q,entryPoint:"main",targets:[{format:"rgba8unorm"}]},primitive:{topology:"triangle-list",cullMode:C.cullMode??"back"},depthStencil:C.stencil&&{depthWriteEnabled:!0,depthCompare:"less",format:"depth24plus"}})}}var H=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]),E=new k({mesh:H,positionSize:16,colorSize:16,uvSize:8});var F=new _({fov:20}),X=new j(F,E);F.start(); diff --git a/src/002-webgpu-instead/main.ts b/src/002-webgpu-instead/main.ts index 14ec6f5..0b6b20e 100644 --- a/src/002-webgpu-instead/main.ts +++ b/src/002-webgpu-instead/main.ts @@ -1,14 +1,9 @@ import { WebGPUApp } from "../renderer/webgpu"; -import Torus from "../meshes/torus"; import { MeshRenderer } from "../renderer/mesh-renderer"; +import plane from "../meshes/plane"; const app = new WebGPUApp({ fov: 20 }); -// TODO: -// - torus! -// - white shader -// - real shader with UVs and uniforms - -const torusRenderer = new MeshRenderer(app, Torus); +const renderer = new MeshRenderer(app, plane); app.start(); diff --git a/src/002-webgpu-instead/rainbow-plane.wgsl b/src/002-webgpu-instead/rainbow-plane.wgsl index eee7a85..8222306 100644 --- a/src/002-webgpu-instead/rainbow-plane.wgsl +++ b/src/002-webgpu-instead/rainbow-plane.wgsl @@ -7,7 +7,8 @@ struct Uniforms { struct v2f { @builtin(position) position : vec4f, - @location(0) uv : vec2f, + @location(0) color : vec4f, + @location(1) uv : vec2f, } @vertex diff --git a/src/meshes/plane.ts b/src/meshes/plane.ts index e69de29..6e28584 100644 --- a/src/meshes/plane.ts +++ b/src/meshes/plane.ts @@ -0,0 +1,17 @@ +import { Mesh } from "../renderer/mesh"; + +// prettier-ignore +const mesh = new Float32Array([ + // f4 position, f4 color, f2 uv + -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, +]); + +export default new Mesh({ + mesh, + positionSize: 4 * 4, + colorSize: 4 * 4, + uvSize: 2 * 4, +}); diff --git a/src/renderer/mesh.ts b/src/renderer/mesh.ts index 4104607..eaeb130 100644 --- a/src/renderer/mesh.ts +++ b/src/renderer/mesh.ts @@ -9,15 +9,8 @@ export type MeshConfig = { }; export class Mesh { - private _shader: Shader = Oops; - constructor(public config: MeshConfig) {} - shader(shader: Shader) { - this._shader = shader; - return this; - } - buffer(app: WebGPUApp) { const buffer = app.device.createBuffer({ size: this.config.mesh.byteLength, @@ -30,8 +23,8 @@ export class Mesh { return buffer; } - pipeline(app: WebGPUApp, config: Record) { - const module = this._shader.module(app); + pipeline(app: WebGPUApp, shader: Shader, config: Record) { + const module = shader.module(app); return app.device.createRenderPipeline({ layout: "auto", vertex: {