mirror of
https://github.com/misskey-dev/misskey.git
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343 lines
12 KiB
TypeScript
343 lines
12 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import * as BABYLON from '@babylonjs/core';
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import { registerBuiltInLoaders } from '@babylonjs/loaders/dynamic.js';
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import { GridMaterial } from '@babylonjs/materials';
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import { camelToKebab, WORLD_SCALE, cm, getMeshesBoundingBox, Timer } from '../utility.js';
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import { getObjectDef } from './object-defs.js';
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import { SYSTEM_MESH_NAMES, ModelManager } from './utility.js';
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import type { RoomObjectInstance } from './object.js';
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import { genId } from '@/utility/id.js';
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import { deepClone } from '@/utility/clone.js';
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import { store } from '@/store.js';
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export async function createRoomObjectPreviewEngine(canvas: HTMLCanvasElement) {
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const babylonEngine = new BABYLON.WebGPUEngine(canvas, { doNotHandleContextLost: true });
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babylonEngine.compatibilityMode = false;
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babylonEngine.enableOfflineSupport = false;
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await babylonEngine.initAsync();
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return new RoomObjectPreviewEngine({ canvas, engine: babylonEngine });
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}
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export class RoomObjectPreviewEngine {
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private canvas: HTMLCanvasElement;
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private engine: BABYLON.WebGPUEngine;
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private scene: BABYLON.Scene;
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private shadowGenerator: BABYLON.ShadowGenerator;
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private camera: BABYLON.ArcRotateCamera;
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private objectMesh: BABYLON.Mesh | null = null;
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private objectInstance: RoomObjectInstance | null = null;
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private objectOptions: any = null;
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private objectType: string | null = null;
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private envMapIndoor: BABYLON.CubeTexture;
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private roomLight: BABYLON.SpotLight;
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private zGridPreviewPlane: BABYLON.Mesh;
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private timerForEachObject: Timer | null = null;
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private fps: number | null = null;
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private disposed = false;
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constructor(options: {
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canvas: HTMLCanvasElement;
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engine: BABYLON.WebGPUEngine;
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}) {
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this.canvas = options.canvas;
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registerBuiltInLoaders();
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this.engine = options.engine;
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this.scene = new BABYLON.Scene(this.engine);
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this.scene.clearColor = new BABYLON.Color4(0, 0, 0, 0);
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this.scene.autoClear = true;
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this.scene.skipPointerMovePicking = true;
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this.camera = new BABYLON.ArcRotateCamera('camera', -Math.PI / 2, Math.PI / 2.5, cm(300), new BABYLON.Vector3(0, cm(90), 0), this.scene);
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this.envMapIndoor = BABYLON.CubeTexture.CreateFromPrefilteredData('/client-assets/room/indoor.env', this.scene);
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this.envMapIndoor.boundingBoxSize = new BABYLON.Vector3(cm(500), cm(500), cm(500));
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this.envMapIndoor.level = 0.6;
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const ambientLight = new BABYLON.HemisphericLight('ambientLight', new BABYLON.Vector3(0, 1, -0.5), this.scene);
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ambientLight.diffuse = new BABYLON.Color3(1.0, 1.0, 1.0);
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ambientLight.intensity = 0.3;
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//ambientLight.intensity = 0;
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this.roomLight = new BABYLON.SpotLight('roomLight', new BABYLON.Vector3(cm(50), cm(249), cm(50)), new BABYLON.Vector3(0, -1, 0), 16, 8, this.scene);
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this.roomLight.diffuse = new BABYLON.Color3(1.0, 0.9, 0.8);
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this.roomLight.shadowMinZ = cm(10);
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this.roomLight.shadowMaxZ = cm(500);
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this.roomLight.radius = cm(30);
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this.roomLight.intensity = 10 * WORLD_SCALE * WORLD_SCALE;
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this.shadowGenerator = new BABYLON.ShadowGenerator(1024, this.roomLight);
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this.shadowGenerator.forceBackFacesOnly = true;
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this.shadowGenerator.bias = 0.0001;
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this.shadowGenerator.usePercentageCloserFiltering = true;
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this.shadowGenerator.filteringQuality = BABYLON.ShadowGenerator.QUALITY_HIGH;
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this.shadowGenerator.getShadowMap().refreshRate = 60;
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const gridMaterial = new GridMaterial('grid', this.scene);
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gridMaterial.lineColor = store.s.darkMode ? new BABYLON.Color3(1, 1, 1) : new BABYLON.Color3(0, 0, 0);
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gridMaterial.mainColor = new BABYLON.Color3(0, 0, 0);
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gridMaterial.minorUnitVisibility = 1;
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gridMaterial.opacity = 0.05;
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gridMaterial.gridRatio = cm(10);
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this.zGridPreviewPlane = BABYLON.MeshBuilder.CreatePlane('zGridPreviewPlane', { width: cm(300), height: cm(300) }, this.scene);
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this.zGridPreviewPlane.material = gridMaterial;
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this.zGridPreviewPlane.rotation = new BABYLON.Vector3(Math.PI / 2, 0, 0);
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const gl = new BABYLON.GlowLayer('glow', this.scene, {
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blurKernelSize: 64,
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});
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gl.intensity = 0.5;
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this.scene.setRenderingAutoClearDepthStencil(gl.renderingGroupId, false);
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if (_DEV_) {
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window.takeScreenshot = () => {
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const def = getObjectDef(this.objectType);
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const boundingInfo = getMeshesBoundingBox(this.objectMesh!.getChildMeshes().filter(m => m.isEnabled() && m.isVisible));
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const camera = new BABYLON.ArcRotateCamera('camera', Math.PI / 4, Math.PI / 2.5, cm(300), new BABYLON.Vector3(0, cm(90), 0), this.scene);
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camera.inputs.clear();
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camera.minZ = cm(1);
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camera.maxZ = cm(100000);
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camera.mode = BABYLON.Camera.ORTHOGRAPHIC_CAMERA;
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camera.setTarget(boundingInfo.center);
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if (def.placement === 'wall' || def.placement === 'side') {
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} else if (def.placement === 'ceiling' || def.placement === 'bottom') {
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camera.beta = Math.PI / 1.75;
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} else {
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}
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// zoom to fit
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const size = boundingInfo.extendSize;
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const distance = Math.max(size.x, size.y, size.z) * 3;
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camera.orthoTop = (distance / 2);
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camera.orthoBottom = -(distance / 2);
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camera.orthoLeft = -(distance / 2);
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camera.orthoRight = (distance / 2);
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this.scene.activeCamera = camera;
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this.zGridPreviewPlane.isVisible = false;
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window.setTimeout(() => {
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BABYLON.Tools.CreateScreenshotUsingRenderTarget(this.engine, camera, { width: 256, height: 256 }, undefined, undefined, undefined, true, `${camelToKebab(this.objectType!)}.png`);
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}, 100);
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};
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}
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}
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public async init() {
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if (this.fps == null) {
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this.engine.runRenderLoop(() => {
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this.scene.render();
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});
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} else {
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let then = 0;
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const interval = 1000 / this.fps;
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const renderLoop = (timeStamp: number) => {
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if (this.disposed) return;
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window.requestAnimationFrame(renderLoop);
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const delta = timeStamp - then;
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if (delta <= interval) return;
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then = timeStamp - (delta % interval);
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this.engine.beginFrame();
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this.scene.render();
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this.engine.endFrame();
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};
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window.requestAnimationFrame(renderLoop);
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}
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}
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public async load(type: string) {
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this.clear();
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const id = genId();
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const def = getObjectDef(type);
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this.objectOptions = deepClone(def.options.default);
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for (const [key, value] of Object.entries(def.options.schema)) {
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if (value.type === 'seed') {
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this.objectOptions[key] = Math.floor(Math.random() * 1000);
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}
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}
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await this.loadObject({
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type,
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options: this.objectOptions,
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id,
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});
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// なぜかちょっと待たないとbounding boxのサイズが正しくない
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window.setTimeout(() => {
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const boundingInfo = getMeshesBoundingBox(this.objectMesh!.getChildMeshes().filter(m => m.isEnabled() && m.isVisible));
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this.camera.dispose();
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this.camera = new BABYLON.ArcRotateCamera('camera', Math.PI / 2, Math.PI / 2.5, cm(300), new BABYLON.Vector3(0, cm(90), 0), this.scene);
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this.camera.attachControl(this.canvas);
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this.camera.minZ = cm(1);
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this.camera.maxZ = cm(100000);
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this.camera.fov = 0.5;
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this.camera.lowerRadiusLimit = cm(50);
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this.camera.upperRadiusLimit = cm(1000);
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this.camera.useAutoRotationBehavior = true;
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this.camera.autoRotationBehavior!.idleRotationSpeed = 0.3;
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this.camera.panningSensibility = 0;
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this.camera.wheelDeltaPercentage = 0.01;
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//this.camera.mode = BABYLON.Camera.ORTHOGRAPHIC_CAMERA;
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this.camera.setTarget(new BABYLON.Vector3(0, boundingInfo.center.y, 0));
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if (def.placement === 'wall' || def.placement === 'side') {
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this.camera.lowerBetaLimit = 0;
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this.camera.upperBetaLimit = Math.PI;
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this.zGridPreviewPlane.rotation = new BABYLON.Vector3(0, Math.PI, 0);
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} else if (def.placement === 'ceiling' || def.placement === 'bottom') {
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this.camera.lowerBetaLimit = (Math.PI / 2) - 0.1;
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this.camera.upperBetaLimit = Math.PI;
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this.camera.beta = Math.PI / 1.75;
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this.zGridPreviewPlane.rotation = new BABYLON.Vector3(-Math.PI / 2, 0, 0);
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} else {
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this.camera.lowerBetaLimit = 0;
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this.camera.upperBetaLimit = (Math.PI / 2) + 0.1;
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this.zGridPreviewPlane.rotation = new BABYLON.Vector3(Math.PI / 2, 0, 0);
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}
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// zoom to fit
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const size = boundingInfo.extendSize;
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const distance = Math.max(size.x, size.y, size.z) * 2;
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this.camera.radius = distance * 3;
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//this.camera.orthoLeft = -distance;
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//this.camera.orthoRight = distance;
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//this.camera.orthoTop = distance;
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//this.camera.orthoBottom = -distance;
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}, 10);
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return {
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id,
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objectInstance: this.objectInstance,
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options: this.objectOptions,
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};
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}
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private async loadObject(args: {
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type: string;
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options: any;
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id: string;
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}) {
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const def = getObjectDef(args.type);
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const root = new BABYLON.Mesh(`object_${args.type}`, this.scene);
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const filePath = def.path != null ? `/client-assets/room/objects/${def.path}.glb` : `/client-assets/room/objects/${camelToKebab(args.type)}/${camelToKebab(args.type)}.glb`;
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const loaderResult = await BABYLON.LoadAssetContainerAsync(filePath, this.scene);
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// babylonによって自動で追加される右手系変換用ノード
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const subRoot = loaderResult.meshes[0];
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subRoot.scaling = subRoot.scaling.scale(WORLD_SCALE);// cmをmに
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def.treatLoaderResult?.(loaderResult);
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root.addChild(subRoot);
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const updateMeshes = (meshes: BABYLON.AbstractMesh[]) => {
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for (const mesh of meshes) {
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// シェイプキー(morph)を考慮してbounding boxを更新するために必要
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mesh.refreshBoundingInfo({ applyMorph: true });
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if (SYSTEM_MESH_NAMES.some(n => mesh.name.includes(n))) {
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mesh.receiveShadows = false;
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mesh.isVisible = false;
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} else {
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if (def.receiveShadows !== false) mesh.receiveShadows = true;
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if (def.castShadows !== false) {
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this.shadowGenerator.addShadowCaster(mesh);
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}
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if (mesh.material) {
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if (mesh.material instanceof BABYLON.MultiMaterial) {
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for (const subMat of mesh.material.subMaterials) {
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(subMat as BABYLON.PBRMaterial).reflectionTexture = this.envMapIndoor;
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(subMat as BABYLON.PBRMaterial).useGLTFLightFalloff = true; // Clustered Lightingではphysical falloffを持つマテリアルはアーチファクトが発生する https://doc.babylonjs.com/features/featuresDeepDive/lights/clusteredLighting/#materials-with-a-physical-falloff-may-cause-artefacts
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(subMat as BABYLON.PBRMaterial).anisotropy.isEnabled = false; // なんかきれいにレンダリングされないため
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}
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} else {
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(mesh.material as BABYLON.PBRMaterial).reflectionTexture = this.envMapIndoor;
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(mesh.material as BABYLON.PBRMaterial).useGLTFLightFalloff = true; // Clustered Lightingではphysical falloffを持つマテリアルはアーチファクトが発生する https://doc.babylonjs.com/features/featuresDeepDive/lights/clusteredLighting/#materials-with-a-physical-falloff-may-cause-artefacts
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(mesh.material as BABYLON.PBRMaterial).anisotropy.isEnabled = false; // なんかきれいにレンダリングされないため
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}
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}
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}
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if (!this.scene.meshes.includes(mesh)) this.scene.addMesh(mesh);
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}
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};
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const model = new ModelManager(subRoot, loaderResult.meshes.filter(m => !m.isDisposed() && m !== subRoot), def.hasTexture, (meshes) => {
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updateMeshes(meshes);
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});
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updateMeshes(subRoot.getChildMeshes());
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this.timerForEachObject = new Timer();
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const objectInstance = await def.createInstance({
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room: null,
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scene: this.scene,
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root,
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options: args.options,
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model,
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id: args.id,
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timer: this.timerForEachObject,
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});
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objectInstance.onInited?.();
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this.objectType = args.type;
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this.objectInstance = objectInstance;
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this.objectMesh = root;
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}
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public updateObjectOption(key: string, value: any) {
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this.objectOptions[key] = value;
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this.objectInstance?.onOptionsUpdated?.([key, value]);
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return this.objectOptions;
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}
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public clear() {
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if (this.timerForEachObject != null) {
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this.timerForEachObject.dispose();
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this.timerForEachObject = null;
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}
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if (this.objectInstance != null) {
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this.objectInstance.dispose?.();
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this.objectInstance = null;
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this.objectOptions = null;
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this.objectMesh!.dispose();
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this.objectMesh = null;
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this.objectType = null;
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}
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}
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public resize() {
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this.engine.resize();
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}
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public destroy() {
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if (this.timerForEachObject != null) {
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this.timerForEachObject.dispose();
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}
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this.engine.dispose();
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this.disposed = true;
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}
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}
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