1436 lines
49 KiB
JavaScript
1436 lines
49 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
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const THREE = require("three");
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class AssimpLoader extends THREE.Loader {
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load(url, onLoad, onProgress, onError) {
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var scope = this;
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var path = scope.path === "" ? THREE.LoaderUtils.extractUrlBase(url) : scope.path;
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var loader = new THREE.FileLoader(scope.manager);
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loader.setPath(scope.path);
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loader.setResponseType("arraybuffer");
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loader.setRequestHeader(scope.requestHeader);
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loader.setWithCredentials(scope.withCredentials);
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loader.load(
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url,
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function(buffer) {
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try {
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onLoad(scope.parse(buffer, path));
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} catch (e) {
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if (onError) {
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onError(e);
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} else {
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console.error(e);
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}
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scope.manager.itemError(url);
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}
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},
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onProgress,
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onError
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);
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}
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parse(buffer, path) {
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var textureLoader = new THREE.TextureLoader(this.manager);
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textureLoader.setPath(this.resourcePath || path).setCrossOrigin(this.crossOrigin);
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var Virtulous = {};
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Virtulous.KeyFrame = class {
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constructor(time, matrix) {
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this.time = time;
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this.matrix = matrix.clone();
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this.position = new THREE.Vector3();
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this.quaternion = new THREE.Quaternion();
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this.scale = new THREE.Vector3(1, 1, 1);
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this.matrix.decompose(this.position, this.quaternion, this.scale);
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this.clone = function() {
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var n = new Virtulous.KeyFrame(this.time, this.matrix);
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return n;
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};
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this.lerp = function(nextKey, time2) {
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time2 -= this.time;
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var dist = nextKey.time - this.time;
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var l = time2 / dist;
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var l2 = 1 - l;
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var keypos = this.position;
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var keyrot = this.quaternion;
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var key2pos = nextKey.position;
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var key2rot = nextKey.quaternion;
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Virtulous.KeyFrame.tempAniPos.x = keypos.x * l2 + key2pos.x * l;
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Virtulous.KeyFrame.tempAniPos.y = keypos.y * l2 + key2pos.y * l;
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Virtulous.KeyFrame.tempAniPos.z = keypos.z * l2 + key2pos.z * l;
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Virtulous.KeyFrame.tempAniQuat.set(keyrot.x, keyrot.y, keyrot.z, keyrot.w);
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Virtulous.KeyFrame.tempAniQuat.slerp(key2rot, l);
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return Virtulous.KeyFrame.tempAniMatrix.compose(
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Virtulous.KeyFrame.tempAniPos,
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Virtulous.KeyFrame.tempAniQuat,
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Virtulous.KeyFrame.tempAniScale
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);
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};
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}
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};
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Virtulous.KeyFrame.tempAniPos = new THREE.Vector3();
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Virtulous.KeyFrame.tempAniQuat = new THREE.Quaternion();
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Virtulous.KeyFrame.tempAniScale = new THREE.Vector3(1, 1, 1);
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Virtulous.KeyFrame.tempAniMatrix = new THREE.Matrix4();
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Virtulous.KeyFrameTrack = function() {
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this.keys = [];
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this.target = null;
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this.time = 0;
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this.length = 0;
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this._accelTable = {};
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this.fps = 20;
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this.addKey = function(key) {
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this.keys.push(key);
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};
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this.init = function() {
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this.sortKeys();
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if (this.keys.length > 0)
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this.length = this.keys[this.keys.length - 1].time;
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else
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this.length = 0;
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if (!this.fps)
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return;
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for (let j = 0; j < this.length * this.fps; j++) {
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for (let i = 0; i < this.keys.length; i++) {
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if (this.keys[i].time == j) {
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this._accelTable[j] = i;
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break;
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} else if (this.keys[i].time < j / this.fps && this.keys[i + 1] && this.keys[i + 1].time >= j / this.fps) {
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this._accelTable[j] = i;
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break;
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}
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}
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}
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};
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this.parseFromThree = function(data) {
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var fps = data.fps;
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this.target = data.node;
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var track = data.hierarchy[0].keys;
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for (let i = 0; i < track.length; i++) {
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this.addKey(new Virtulous.KeyFrame(i / fps || track[i].time, track[i].targets[0].data));
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}
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this.init();
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};
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this.parseFromCollada = function(data) {
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var track = data.keys;
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var fps = this.fps;
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for (let i = 0; i < track.length; i++) {
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this.addKey(new Virtulous.KeyFrame(i / fps || track[i].time, track[i].matrix));
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}
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this.init();
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};
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this.sortKeys = function() {
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this.keys.sort(this.keySortFunc);
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};
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this.keySortFunc = function(a, b) {
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return a.time - b.time;
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};
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this.clone = function() {
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var t = new Virtulous.KeyFrameTrack();
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t.target = this.target;
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t.time = this.time;
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t.length = this.length;
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for (let i = 0; i < this.keys.length; i++) {
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t.addKey(this.keys[i].clone());
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}
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t.init();
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return t;
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};
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this.reTarget = function(root, compareitor) {
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if (!compareitor)
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compareitor = Virtulous.TrackTargetNodeNameCompare;
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this.target = compareitor(root, this.target);
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};
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this.keySearchAccel = function(time) {
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time *= this.fps;
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time = Math.floor(time);
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return this._accelTable[time] || 0;
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};
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this.setTime = function(time) {
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time = Math.abs(time);
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if (this.length)
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time = time % this.length + 0.05;
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var key0 = null;
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var key1 = null;
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for (let i = this.keySearchAccel(time); i < this.keys.length; i++) {
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if (this.keys[i].time == time) {
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key0 = this.keys[i];
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key1 = this.keys[i];
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break;
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} else if (this.keys[i].time < time && this.keys[i + 1] && this.keys[i + 1].time > time) {
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key0 = this.keys[i];
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key1 = this.keys[i + 1];
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break;
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} else if (this.keys[i].time < time && i == this.keys.length - 1) {
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key0 = this.keys[i];
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key1 = this.keys[0].clone();
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key1.time += this.length + 0.05;
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break;
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}
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}
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if (key0 && key1 && key0 !== key1) {
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this.target.matrixAutoUpdate = false;
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this.target.matrix.copy(key0.lerp(key1, time));
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this.target.matrixWorldNeedsUpdate = true;
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return;
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}
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if (key0 && key1 && key0 == key1) {
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this.target.matrixAutoUpdate = false;
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this.target.matrix.copy(key0.matrix);
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this.target.matrixWorldNeedsUpdate = true;
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return;
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}
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};
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};
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Virtulous.TrackTargetNodeNameCompare = function(root, target) {
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function find(node, name) {
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if (node.name == name)
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return node;
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for (let i = 0; i < node.children.length; i++) {
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var r = find(node.children[i], name);
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if (r)
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return r;
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}
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return null;
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}
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return find(root, target.name);
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};
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Virtulous.Animation = function() {
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this.tracks = [];
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this.length = 0;
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this.addTrack = function(track) {
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this.tracks.push(track);
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this.length = Math.max(track.length, this.length);
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};
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this.setTime = function(time) {
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this.time = time;
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for (let i = 0; i < this.tracks.length; i++)
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this.tracks[i].setTime(time);
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};
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this.clone = function(target, compareitor) {
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if (!compareitor)
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compareitor = Virtulous.TrackTargetNodeNameCompare;
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var n = new Virtulous.Animation();
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n.target = target;
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for (let i = 0; i < this.tracks.length; i++) {
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var track = this.tracks[i].clone();
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track.reTarget(target, compareitor);
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n.addTrack(track);
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}
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return n;
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};
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};
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var ASSBIN_CHUNK_AICAMERA = 4660;
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var ASSBIN_CHUNK_AILIGHT = 4661;
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var ASSBIN_CHUNK_AITEXTURE = 4662;
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var ASSBIN_CHUNK_AIMESH = 4663;
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var ASSBIN_CHUNK_AINODEANIM = 4664;
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var ASSBIN_CHUNK_AISCENE = 4665;
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var ASSBIN_CHUNK_AIBONE = 4666;
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var ASSBIN_CHUNK_AIANIMATION = 4667;
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var ASSBIN_CHUNK_AINODE = 4668;
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var ASSBIN_CHUNK_AIMATERIAL = 4669;
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var ASSBIN_CHUNK_AIMATERIALPROPERTY = 4670;
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var ASSBIN_MESH_HAS_POSITIONS = 1;
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var ASSBIN_MESH_HAS_NORMALS = 2;
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var ASSBIN_MESH_HAS_TANGENTS_AND_BITANGENTS = 4;
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var ASSBIN_MESH_HAS_TEXCOORD_BASE = 256;
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var ASSBIN_MESH_HAS_COLOR_BASE = 65536;
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var AI_MAX_NUMBER_OF_COLOR_SETS = 1;
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var AI_MAX_NUMBER_OF_TEXTURECOORDS = 4;
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//! A directional light source has a well-defined direction
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//! but is infinitely far away. That's quite a good
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//! approximation for sun light.
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var aiLightSource_DIRECTIONAL = 1;
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//! A point light source has a well-defined position
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//! in space but no direction - it emits light in all
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//! directions. A normal bulb is a point light.
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//! A spot light source emits light in a specific
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//! angle. It has a position and a direction it is pointing to.
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//! A good example for a spot light is a light spot in
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//! sport arenas.
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var aiLightSource_SPOT = 3;
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//! The generic light level of the world, including the bounces
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//! of all other lightsources.
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//! Typically, there's at most one ambient light in a scene.
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//! This light type doesn't have a valid position, direction, or
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//! other properties, just a color.
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var aiTextureType_DIFFUSE = 1;
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var aiTextureType_NORMALS = 6;
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var aiTextureType_OPACITY = 8;
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var aiTextureType_LIGHTMAP = 10;
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var BONESPERVERT = 4;
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function ASSBIN_MESH_HAS_TEXCOORD(n) {
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return ASSBIN_MESH_HAS_TEXCOORD_BASE << n;
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}
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function ASSBIN_MESH_HAS_COLOR(n) {
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return ASSBIN_MESH_HAS_COLOR_BASE << n;
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}
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function markBones(scene) {
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for (let i in scene.mMeshes) {
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var mesh = scene.mMeshes[i];
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for (let k in mesh.mBones) {
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var boneNode = scene.findNode(mesh.mBones[k].mName);
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if (boneNode)
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boneNode.isBone = true;
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}
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}
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}
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function cloneTreeToBones(root, scene) {
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var rootBone = new THREE.Bone();
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rootBone.matrix.copy(root.matrix);
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rootBone.matrixWorld.copy(root.matrixWorld);
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rootBone.position.copy(root.position);
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rootBone.quaternion.copy(root.quaternion);
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rootBone.scale.copy(root.scale);
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scene.nodeCount++;
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rootBone.name = "bone_" + root.name + scene.nodeCount.toString();
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if (!scene.nodeToBoneMap[root.name])
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scene.nodeToBoneMap[root.name] = [];
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scene.nodeToBoneMap[root.name].push(rootBone);
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for (let i in root.children) {
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var child = cloneTreeToBones(root.children[i], scene);
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rootBone.add(child);
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}
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return rootBone;
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}
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function sortWeights(indexes, weights) {
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var pairs = [];
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for (let i = 0; i < indexes.length; i++) {
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pairs.push({
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i: indexes[i],
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w: weights[i]
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});
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}
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pairs.sort(function(a, b) {
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return b.w - a.w;
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});
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while (pairs.length < 4) {
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pairs.push({
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i: 0,
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w: 0
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});
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}
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if (pairs.length > 4)
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pairs.length = 4;
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var sum = 0;
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for (let i = 0; i < 4; i++) {
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sum += pairs[i].w * pairs[i].w;
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}
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sum = Math.sqrt(sum);
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for (let i = 0; i < 4; i++) {
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pairs[i].w = pairs[i].w / sum;
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indexes[i] = pairs[i].i;
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weights[i] = pairs[i].w;
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}
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}
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function findMatchingBone(root, name) {
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if (root.name.indexOf("bone_" + name) == 0)
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return root;
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for (let i in root.children) {
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var ret = findMatchingBone(root.children[i], name);
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if (ret)
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return ret;
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}
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return void 0;
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}
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class aiMesh {
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constructor() {
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this.mPrimitiveTypes = 0;
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this.mNumVertices = 0;
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this.mNumFaces = 0;
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this.mNumBones = 0;
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this.mMaterialIndex = 0;
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this.mVertices = [];
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this.mNormals = [];
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this.mTangents = [];
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this.mBitangents = [];
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this.mColors = [[]];
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this.mTextureCoords = [[]];
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this.mFaces = [];
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this.mBones = [];
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this.hookupSkeletons = function(scene) {
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if (this.mBones.length == 0)
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return;
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var allBones = [];
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var offsetMatrix = [];
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var skeletonRoot = scene.findNode(this.mBones[0].mName);
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while (skeletonRoot.mParent && skeletonRoot.mParent.isBone) {
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skeletonRoot = skeletonRoot.mParent;
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}
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var threeSkeletonRoot = skeletonRoot.toTHREE(scene);
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var threeSkeletonRootBone = cloneTreeToBones(threeSkeletonRoot, scene);
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this.threeNode.add(threeSkeletonRootBone);
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for (let i = 0; i < this.mBones.length; i++) {
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var bone = findMatchingBone(threeSkeletonRootBone, this.mBones[i].mName);
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if (bone) {
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var tbone = bone;
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allBones.push(tbone);
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offsetMatrix.push(this.mBones[i].mOffsetMatrix.toTHREE());
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} else {
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var skeletonRoot = scene.findNode(this.mBones[i].mName);
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if (!skeletonRoot)
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return;
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var threeSkeletonRoot = skeletonRoot.toTHREE(scene);
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var threeSkeletonRootBone = cloneTreeToBones(threeSkeletonRoot, scene);
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this.threeNode.add(threeSkeletonRootBone);
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var bone = findMatchingBone(threeSkeletonRootBone, this.mBones[i].mName);
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var tbone = bone;
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allBones.push(tbone);
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offsetMatrix.push(this.mBones[i].mOffsetMatrix.toTHREE());
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}
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}
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var skeleton = new THREE.Skeleton(allBones, offsetMatrix);
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this.threeNode.bind(skeleton, new THREE.Matrix4());
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this.threeNode.material.skinning = true;
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};
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this.toTHREE = function(scene) {
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if (this.threeNode)
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return this.threeNode;
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var geometry = new THREE.BufferGeometry();
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var mat;
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if (scene.mMaterials[this.mMaterialIndex])
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mat = scene.mMaterials[this.mMaterialIndex].toTHREE(scene);
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else
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mat = new THREE.MeshLambertMaterial();
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geometry.setIndex(new THREE.BufferAttribute(new Uint32Array(this.mIndexArray), 1));
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geometry.setAttribute("position", new THREE.BufferAttribute(this.mVertexBuffer, 3));
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if (this.mNormalBuffer && this.mNormalBuffer.length > 0) {
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geometry.setAttribute("normal", new THREE.BufferAttribute(this.mNormalBuffer, 3));
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}
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if (this.mColorBuffer && this.mColorBuffer.length > 0) {
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geometry.setAttribute("color", new THREE.BufferAttribute(this.mColorBuffer, 4));
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}
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if (this.mTexCoordsBuffers[0] && this.mTexCoordsBuffers[0].length > 0) {
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geometry.setAttribute("uv", new THREE.BufferAttribute(new Float32Array(this.mTexCoordsBuffers[0]), 2));
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}
|
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if (this.mTexCoordsBuffers[1] && this.mTexCoordsBuffers[1].length > 0) {
|
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geometry.setAttribute("uv1", new THREE.BufferAttribute(new Float32Array(this.mTexCoordsBuffers[1]), 2));
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}
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if (this.mTangentBuffer && this.mTangentBuffer.length > 0) {
|
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geometry.setAttribute("tangents", new THREE.BufferAttribute(this.mTangentBuffer, 3));
|
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}
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if (this.mBitangentBuffer && this.mBitangentBuffer.length > 0) {
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geometry.setAttribute("bitangents", new THREE.BufferAttribute(this.mBitangentBuffer, 3));
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|
}
|
|
if (this.mBones.length > 0) {
|
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var weights = [];
|
|
var bones = [];
|
|
for (let i = 0; i < this.mBones.length; i++) {
|
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for (let j = 0; j < this.mBones[i].mWeights.length; j++) {
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var weight = this.mBones[i].mWeights[j];
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if (weight) {
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if (!weights[weight.mVertexId])
|
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weights[weight.mVertexId] = [];
|
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if (!bones[weight.mVertexId])
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bones[weight.mVertexId] = [];
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weights[weight.mVertexId].push(weight.mWeight);
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bones[weight.mVertexId].push(parseInt(i));
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}
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}
|
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}
|
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for (let i in bones) {
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sortWeights(bones[i], weights[i]);
|
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}
|
|
var _weights = [];
|
|
var _bones = [];
|
|
for (let i = 0; i < weights.length; i++) {
|
|
for (let j = 0; j < 4; j++) {
|
|
if (weights[i] && bones[i]) {
|
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_weights.push(weights[i][j]);
|
|
_bones.push(bones[i][j]);
|
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} else {
|
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_weights.push(0);
|
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_bones.push(0);
|
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}
|
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}
|
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}
|
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geometry.setAttribute("skinWeight", new THREE.BufferAttribute(new Float32Array(_weights), BONESPERVERT));
|
|
geometry.setAttribute("skinIndex", new THREE.BufferAttribute(new Float32Array(_bones), BONESPERVERT));
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}
|
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var mesh;
|
|
if (this.mBones.length == 0)
|
|
mesh = new THREE.Mesh(geometry, mat);
|
|
if (this.mBones.length > 0) {
|
|
mesh = new THREE.SkinnedMesh(geometry, mat);
|
|
mesh.normalizeSkinWeights();
|
|
}
|
|
this.threeNode = mesh;
|
|
return mesh;
|
|
};
|
|
}
|
|
}
|
|
class aiFace {
|
|
constructor() {
|
|
this.mNumIndices = 0;
|
|
this.mIndices = [];
|
|
}
|
|
}
|
|
class aiVector3D {
|
|
constructor() {
|
|
this.x = 0;
|
|
this.y = 0;
|
|
this.z = 0;
|
|
this.toTHREE = function() {
|
|
return new THREE.Vector3(this.x, this.y, this.z);
|
|
};
|
|
}
|
|
}
|
|
class aiColor3D {
|
|
constructor() {
|
|
this.r = 0;
|
|
this.g = 0;
|
|
this.b = 0;
|
|
this.a = 0;
|
|
this.toTHREE = function() {
|
|
return new THREE.Color(this.r, this.g, this.b);
|
|
};
|
|
}
|
|
}
|
|
class aiQuaternion {
|
|
constructor() {
|
|
this.x = 0;
|
|
this.y = 0;
|
|
this.z = 0;
|
|
this.w = 0;
|
|
this.toTHREE = function() {
|
|
return new THREE.Quaternion(this.x, this.y, this.z, this.w);
|
|
};
|
|
}
|
|
}
|
|
class aiVertexWeight {
|
|
constructor() {
|
|
this.mVertexId = 0;
|
|
this.mWeight = 0;
|
|
}
|
|
}
|
|
class aiString {
|
|
constructor() {
|
|
this.data = [];
|
|
this.toString = function() {
|
|
var str = "";
|
|
this.data.forEach(function(i) {
|
|
str += String.fromCharCode(i);
|
|
});
|
|
return str.replace(/[^\x20-\x7E]+/g, "");
|
|
};
|
|
}
|
|
}
|
|
class aiVectorKey {
|
|
constructor() {
|
|
this.mTime = 0;
|
|
this.mValue = null;
|
|
}
|
|
}
|
|
class aiQuatKey {
|
|
constructor() {
|
|
this.mTime = 0;
|
|
this.mValue = null;
|
|
}
|
|
}
|
|
class aiNode {
|
|
constructor() {
|
|
this.mName = "";
|
|
this.mTransformation = [];
|
|
this.mNumChildren = 0;
|
|
this.mNumMeshes = 0;
|
|
this.mMeshes = [];
|
|
this.mChildren = [];
|
|
this.toTHREE = function(scene) {
|
|
if (this.threeNode)
|
|
return this.threeNode;
|
|
var o = new THREE.Object3D();
|
|
o.name = this.mName;
|
|
o.matrix = this.mTransformation.toTHREE();
|
|
for (let i = 0; i < this.mChildren.length; i++) {
|
|
o.add(this.mChildren[i].toTHREE(scene));
|
|
}
|
|
for (let i = 0; i < this.mMeshes.length; i++) {
|
|
o.add(scene.mMeshes[this.mMeshes[i]].toTHREE(scene));
|
|
}
|
|
this.threeNode = o;
|
|
o.matrix.decompose(o.position, o.quaternion, o.scale);
|
|
return o;
|
|
};
|
|
}
|
|
}
|
|
class aiBone {
|
|
constructor() {
|
|
this.mName = "";
|
|
this.mNumWeights = 0;
|
|
this.mOffsetMatrix = 0;
|
|
}
|
|
}
|
|
class aiMaterialProperty {
|
|
constructor() {
|
|
this.mKey = "";
|
|
this.mSemantic = 0;
|
|
this.mIndex = 0;
|
|
this.mData = [];
|
|
this.mDataLength = 0;
|
|
this.mType = 0;
|
|
this.dataAsColor = function() {
|
|
var array = new Uint8Array(this.mData).buffer;
|
|
var reader = new DataView(array);
|
|
var r = reader.getFloat32(0, true);
|
|
var g = reader.getFloat32(4, true);
|
|
var b = reader.getFloat32(8, true);
|
|
return new THREE.Color(r, g, b);
|
|
};
|
|
this.dataAsFloat = function() {
|
|
var array = new Uint8Array(this.mData).buffer;
|
|
var reader = new DataView(array);
|
|
var r = reader.getFloat32(0, true);
|
|
return r;
|
|
};
|
|
this.dataAsBool = function() {
|
|
var array = new Uint8Array(this.mData).buffer;
|
|
var reader = new DataView(array);
|
|
var r = reader.getFloat32(0, true);
|
|
return !!r;
|
|
};
|
|
this.dataAsString = function() {
|
|
var s = new aiString();
|
|
s.data = this.mData;
|
|
return s.toString();
|
|
};
|
|
this.dataAsMap = function() {
|
|
var s = new aiString();
|
|
s.data = this.mData;
|
|
var path2 = s.toString();
|
|
path2 = path2.replace(/\\/g, "/");
|
|
if (path2.indexOf("/") != -1) {
|
|
path2 = path2.substr(path2.lastIndexOf("/") + 1);
|
|
}
|
|
return textureLoader.load(path2);
|
|
};
|
|
}
|
|
}
|
|
var namePropMapping = {
|
|
"?mat.name": "name",
|
|
"$mat.shadingm": "shading",
|
|
"$mat.twosided": "twoSided",
|
|
"$mat.wireframe": "wireframe",
|
|
"$clr.ambient": "ambient",
|
|
"$clr.diffuse": "color",
|
|
"$clr.specular": "specular",
|
|
"$clr.emissive": "emissive",
|
|
"$clr.transparent": "transparent",
|
|
"$clr.reflective": "reflect",
|
|
"$mat.shininess": "shininess",
|
|
"$mat.reflectivity": "reflectivity",
|
|
"$mat.refracti": "refraction",
|
|
"$tex.file": "map"
|
|
};
|
|
var nameTypeMapping = {
|
|
"?mat.name": "string",
|
|
"$mat.shadingm": "bool",
|
|
"$mat.twosided": "bool",
|
|
"$mat.wireframe": "bool",
|
|
"$clr.ambient": "color",
|
|
"$clr.diffuse": "color",
|
|
"$clr.specular": "color",
|
|
"$clr.emissive": "color",
|
|
"$clr.transparent": "color",
|
|
"$clr.reflective": "color",
|
|
"$mat.shininess": "float",
|
|
"$mat.reflectivity": "float",
|
|
"$mat.refracti": "float",
|
|
"$tex.file": "map"
|
|
};
|
|
class aiMaterial {
|
|
constructor() {
|
|
this.mNumAllocated = 0;
|
|
this.mNumProperties = 0;
|
|
this.mProperties = [];
|
|
this.toTHREE = function() {
|
|
var mat = new THREE.MeshPhongMaterial();
|
|
for (let i = 0; i < this.mProperties.length; i++) {
|
|
if (nameTypeMapping[this.mProperties[i].mKey] == "float") {
|
|
mat[namePropMapping[this.mProperties[i].mKey]] = this.mProperties[i].dataAsFloat();
|
|
}
|
|
if (nameTypeMapping[this.mProperties[i].mKey] == "color") {
|
|
mat[namePropMapping[this.mProperties[i].mKey]] = this.mProperties[i].dataAsColor();
|
|
}
|
|
if (nameTypeMapping[this.mProperties[i].mKey] == "bool") {
|
|
mat[namePropMapping[this.mProperties[i].mKey]] = this.mProperties[i].dataAsBool();
|
|
}
|
|
if (nameTypeMapping[this.mProperties[i].mKey] == "string") {
|
|
mat[namePropMapping[this.mProperties[i].mKey]] = this.mProperties[i].dataAsString();
|
|
}
|
|
if (nameTypeMapping[this.mProperties[i].mKey] == "map") {
|
|
var prop = this.mProperties[i];
|
|
if (prop.mSemantic == aiTextureType_DIFFUSE)
|
|
mat.map = this.mProperties[i].dataAsMap();
|
|
if (prop.mSemantic == aiTextureType_NORMALS)
|
|
mat.normalMap = this.mProperties[i].dataAsMap();
|
|
if (prop.mSemantic == aiTextureType_LIGHTMAP)
|
|
mat.lightMap = this.mProperties[i].dataAsMap();
|
|
if (prop.mSemantic == aiTextureType_OPACITY)
|
|
mat.alphaMap = this.mProperties[i].dataAsMap();
|
|
}
|
|
}
|
|
mat.ambient.r = 0.53;
|
|
mat.ambient.g = 0.53;
|
|
mat.ambient.b = 0.53;
|
|
mat.color.r = 1;
|
|
mat.color.g = 1;
|
|
mat.color.b = 1;
|
|
return mat;
|
|
};
|
|
}
|
|
}
|
|
function veclerp(v1, v2, l) {
|
|
var v = new THREE.Vector3();
|
|
var lm1 = 1 - l;
|
|
v.x = v1.x * l + v2.x * lm1;
|
|
v.y = v1.y * l + v2.y * lm1;
|
|
v.z = v1.z * l + v2.z * lm1;
|
|
return v;
|
|
}
|
|
function quatlerp(q1, q2, l) {
|
|
return q1.clone().slerp(q2, 1 - l);
|
|
}
|
|
function sampleTrack(keys, time, lne, lerp) {
|
|
if (keys.length == 1)
|
|
return keys[0].mValue.toTHREE();
|
|
var dist = Infinity;
|
|
var key = null;
|
|
var nextKey = null;
|
|
for (let i = 0; i < keys.length; i++) {
|
|
var timeDist = Math.abs(keys[i].mTime - time);
|
|
if (timeDist < dist && keys[i].mTime <= time) {
|
|
dist = timeDist;
|
|
key = keys[i];
|
|
nextKey = keys[i + 1];
|
|
}
|
|
}
|
|
if (!key) {
|
|
return null;
|
|
} else if (nextKey) {
|
|
var dT = nextKey.mTime - key.mTime;
|
|
var T = key.mTime - time;
|
|
var l = T / dT;
|
|
return lerp(key.mValue.toTHREE(), nextKey.mValue.toTHREE(), l);
|
|
} else {
|
|
nextKey = keys[0].clone();
|
|
nextKey.mTime += lne;
|
|
var dT = nextKey.mTime - key.mTime;
|
|
var T = key.mTime - time;
|
|
var l = T / dT;
|
|
return lerp(key.mValue.toTHREE(), nextKey.mValue.toTHREE(), l);
|
|
}
|
|
}
|
|
class aiNodeAnim {
|
|
constructor() {
|
|
this.mNodeName = "";
|
|
this.mNumPositionKeys = 0;
|
|
this.mNumRotationKeys = 0;
|
|
this.mNumScalingKeys = 0;
|
|
this.mPositionKeys = [];
|
|
this.mRotationKeys = [];
|
|
this.mScalingKeys = [];
|
|
this.mPreState = "";
|
|
this.mPostState = "";
|
|
this.init = function(tps) {
|
|
if (!tps)
|
|
tps = 1;
|
|
function t(t2) {
|
|
t2.mTime /= tps;
|
|
}
|
|
this.mPositionKeys.forEach(t);
|
|
this.mRotationKeys.forEach(t);
|
|
this.mScalingKeys.forEach(t);
|
|
};
|
|
this.sortKeys = function() {
|
|
function comp(a, b) {
|
|
return a.mTime - b.mTime;
|
|
}
|
|
this.mPositionKeys.sort(comp);
|
|
this.mRotationKeys.sort(comp);
|
|
this.mScalingKeys.sort(comp);
|
|
};
|
|
this.getLength = function() {
|
|
return Math.max(
|
|
Math.max.apply(
|
|
null,
|
|
this.mPositionKeys.map(function(a) {
|
|
return a.mTime;
|
|
})
|
|
),
|
|
Math.max.apply(
|
|
null,
|
|
this.mRotationKeys.map(function(a) {
|
|
return a.mTime;
|
|
})
|
|
),
|
|
Math.max.apply(
|
|
null,
|
|
this.mScalingKeys.map(function(a) {
|
|
return a.mTime;
|
|
})
|
|
)
|
|
);
|
|
};
|
|
this.toTHREE = function(o) {
|
|
this.sortKeys();
|
|
var length = this.getLength();
|
|
var track = new Virtulous.KeyFrameTrack();
|
|
for (let i = 0; i < length; i += 0.05) {
|
|
var matrix = new THREE.Matrix4();
|
|
var time = i;
|
|
var pos = sampleTrack(this.mPositionKeys, time, length, veclerp);
|
|
var scale = sampleTrack(this.mScalingKeys, time, length, veclerp);
|
|
var rotation = sampleTrack(this.mRotationKeys, time, length, quatlerp);
|
|
matrix.compose(pos, rotation, scale);
|
|
var key = new Virtulous.KeyFrame(time, matrix);
|
|
track.addKey(key);
|
|
}
|
|
track.target = o.findNode(this.mNodeName).toTHREE();
|
|
var tracks = [track];
|
|
if (o.nodeToBoneMap[this.mNodeName]) {
|
|
for (let i = 0; i < o.nodeToBoneMap[this.mNodeName].length; i++) {
|
|
var t2 = track.clone();
|
|
t2.target = o.nodeToBoneMap[this.mNodeName][i];
|
|
tracks.push(t2);
|
|
}
|
|
}
|
|
return tracks;
|
|
};
|
|
}
|
|
}
|
|
class aiAnimation {
|
|
constructor() {
|
|
this.mName = "";
|
|
this.mDuration = 0;
|
|
this.mTicksPerSecond = 0;
|
|
this.mNumChannels = 0;
|
|
this.mChannels = [];
|
|
this.toTHREE = function(root) {
|
|
var animationHandle = new Virtulous.Animation();
|
|
for (let i in this.mChannels) {
|
|
this.mChannels[i].init(this.mTicksPerSecond);
|
|
var tracks = this.mChannels[i].toTHREE(root);
|
|
for (let j in tracks) {
|
|
tracks[j].init();
|
|
animationHandle.addTrack(tracks[j]);
|
|
}
|
|
}
|
|
animationHandle.length = Math.max.apply(
|
|
null,
|
|
animationHandle.tracks.map(function(e) {
|
|
return e.length;
|
|
})
|
|
);
|
|
return animationHandle;
|
|
};
|
|
}
|
|
}
|
|
class aiTexture {
|
|
constructor() {
|
|
this.mWidth = 0;
|
|
this.mHeight = 0;
|
|
this.texAchFormatHint = [];
|
|
this.pcData = [];
|
|
}
|
|
}
|
|
class aiLight {
|
|
constructor() {
|
|
this.mName = "";
|
|
this.mType = 0;
|
|
this.mAttenuationConstant = 0;
|
|
this.mAttenuationLinear = 0;
|
|
this.mAttenuationQuadratic = 0;
|
|
this.mAngleInnerCone = 0;
|
|
this.mAngleOuterCone = 0;
|
|
this.mColorDiffuse = null;
|
|
this.mColorSpecular = null;
|
|
this.mColorAmbient = null;
|
|
}
|
|
}
|
|
class aiCamera {
|
|
constructor() {
|
|
this.mName = "";
|
|
this.mPosition = null;
|
|
this.mLookAt = null;
|
|
this.mUp = null;
|
|
this.mHorizontalFOV = 0;
|
|
this.mClipPlaneNear = 0;
|
|
this.mClipPlaneFar = 0;
|
|
this.mAspect = 0;
|
|
}
|
|
}
|
|
class aiScene {
|
|
constructor() {
|
|
this.versionMajor = 0;
|
|
this.versionMinor = 0;
|
|
this.versionRevision = 0;
|
|
this.compileFlags = 0;
|
|
this.mFlags = 0;
|
|
this.mNumMeshes = 0;
|
|
this.mNumMaterials = 0;
|
|
this.mNumAnimations = 0;
|
|
this.mNumTextures = 0;
|
|
this.mNumLights = 0;
|
|
this.mNumCameras = 0;
|
|
this.mRootNode = null;
|
|
this.mMeshes = [];
|
|
this.mMaterials = [];
|
|
this.mAnimations = [];
|
|
this.mLights = [];
|
|
this.mCameras = [];
|
|
this.nodeToBoneMap = {};
|
|
this.findNode = function(name, root) {
|
|
if (!root) {
|
|
root = this.mRootNode;
|
|
}
|
|
if (root.mName == name) {
|
|
return root;
|
|
}
|
|
for (let i = 0; i < root.mChildren.length; i++) {
|
|
var ret = this.findNode(name, root.mChildren[i]);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
return null;
|
|
};
|
|
this.toTHREE = function() {
|
|
this.nodeCount = 0;
|
|
markBones(this);
|
|
var o = this.mRootNode.toTHREE(this);
|
|
for (let i in this.mMeshes)
|
|
this.mMeshes[i].hookupSkeletons(this);
|
|
if (this.mAnimations.length > 0) {
|
|
var a = this.mAnimations[0].toTHREE(this);
|
|
}
|
|
return { object: o, animation: a };
|
|
};
|
|
}
|
|
}
|
|
class aiMatrix4 {
|
|
constructor() {
|
|
this.elements = [[], [], [], []];
|
|
this.toTHREE = function() {
|
|
var m = new THREE.Matrix4();
|
|
for (let i = 0; i < 4; ++i) {
|
|
for (let i2 = 0; i2 < 4; ++i2) {
|
|
m.elements[i * 4 + i2] = this.elements[i2][i];
|
|
}
|
|
}
|
|
return m;
|
|
};
|
|
}
|
|
}
|
|
var littleEndian = true;
|
|
function readFloat(dataview) {
|
|
var val = dataview.getFloat32(dataview.readOffset, littleEndian);
|
|
dataview.readOffset += 4;
|
|
return val;
|
|
}
|
|
function Read_double(dataview) {
|
|
var val = dataview.getFloat64(dataview.readOffset, littleEndian);
|
|
dataview.readOffset += 8;
|
|
return val;
|
|
}
|
|
function Read_uint8_t(dataview) {
|
|
var val = dataview.getUint8(dataview.readOffset);
|
|
dataview.readOffset += 1;
|
|
return val;
|
|
}
|
|
function Read_uint16_t(dataview) {
|
|
var val = dataview.getUint16(dataview.readOffset, littleEndian);
|
|
dataview.readOffset += 2;
|
|
return val;
|
|
}
|
|
function Read_unsigned_int(dataview) {
|
|
var val = dataview.getUint32(dataview.readOffset, littleEndian);
|
|
dataview.readOffset += 4;
|
|
return val;
|
|
}
|
|
function Read_uint32_t(dataview) {
|
|
var val = dataview.getUint32(dataview.readOffset, littleEndian);
|
|
dataview.readOffset += 4;
|
|
return val;
|
|
}
|
|
function Read_aiVector3D(stream) {
|
|
var v = new aiVector3D();
|
|
v.x = readFloat(stream);
|
|
v.y = readFloat(stream);
|
|
v.z = readFloat(stream);
|
|
return v;
|
|
}
|
|
function Read_aiColor3D(stream) {
|
|
var c = new aiColor3D();
|
|
c.r = readFloat(stream);
|
|
c.g = readFloat(stream);
|
|
c.b = readFloat(stream);
|
|
return c;
|
|
}
|
|
function Read_aiQuaternion(stream) {
|
|
var v = new aiQuaternion();
|
|
v.w = readFloat(stream);
|
|
v.x = readFloat(stream);
|
|
v.y = readFloat(stream);
|
|
v.z = readFloat(stream);
|
|
return v;
|
|
}
|
|
function Read_aiString(stream) {
|
|
var s = new aiString();
|
|
var stringlengthbytes = Read_unsigned_int(stream);
|
|
stream.ReadBytes(s.data, 1, stringlengthbytes);
|
|
return s.toString();
|
|
}
|
|
function Read_aiVertexWeight(stream) {
|
|
var w = new aiVertexWeight();
|
|
w.mVertexId = Read_unsigned_int(stream);
|
|
w.mWeight = readFloat(stream);
|
|
return w;
|
|
}
|
|
function Read_aiMatrix4x4(stream) {
|
|
var m = new aiMatrix4();
|
|
for (let i = 0; i < 4; ++i) {
|
|
for (let i2 = 0; i2 < 4; ++i2) {
|
|
m.elements[i][i2] = readFloat(stream);
|
|
}
|
|
}
|
|
return m;
|
|
}
|
|
function Read_aiVectorKey(stream) {
|
|
var v = new aiVectorKey();
|
|
v.mTime = Read_double(stream);
|
|
v.mValue = Read_aiVector3D(stream);
|
|
return v;
|
|
}
|
|
function Read_aiQuatKey(stream) {
|
|
var v = new aiQuatKey();
|
|
v.mTime = Read_double(stream);
|
|
v.mValue = Read_aiQuaternion(stream);
|
|
return v;
|
|
}
|
|
function ReadArray_aiVertexWeight(stream, data, size) {
|
|
for (let i = 0; i < size; i++)
|
|
data[i] = Read_aiVertexWeight(stream);
|
|
}
|
|
function ReadArray_aiVectorKey(stream, data, size) {
|
|
for (let i = 0; i < size; i++)
|
|
data[i] = Read_aiVectorKey(stream);
|
|
}
|
|
function ReadArray_aiQuatKey(stream, data, size) {
|
|
for (let i = 0; i < size; i++)
|
|
data[i] = Read_aiQuatKey(stream);
|
|
}
|
|
function ReadBounds(stream, T, n) {
|
|
return stream.Seek(sizeof(T) * n, aiOrigin_CUR);
|
|
}
|
|
function ai_assert(bool) {
|
|
if (!bool)
|
|
throw "asset failed";
|
|
}
|
|
function ReadBinaryNode(stream, parent, depth) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AINODE);
|
|
Read_uint32_t(stream);
|
|
var node = new aiNode();
|
|
node.mParent = parent;
|
|
node.mDepth = depth;
|
|
node.mName = Read_aiString(stream);
|
|
node.mTransformation = Read_aiMatrix4x4(stream);
|
|
node.mNumChildren = Read_unsigned_int(stream);
|
|
node.mNumMeshes = Read_unsigned_int(stream);
|
|
if (node.mNumMeshes) {
|
|
node.mMeshes = [];
|
|
for (let i = 0; i < node.mNumMeshes; ++i) {
|
|
node.mMeshes[i] = Read_unsigned_int(stream);
|
|
}
|
|
}
|
|
if (node.mNumChildren) {
|
|
node.mChildren = [];
|
|
for (let i = 0; i < node.mNumChildren; ++i) {
|
|
var node2 = ReadBinaryNode(stream, node, depth++);
|
|
node.mChildren[i] = node2;
|
|
}
|
|
}
|
|
return node;
|
|
}
|
|
function ReadBinaryBone(stream, b) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AIBONE);
|
|
Read_uint32_t(stream);
|
|
b.mName = Read_aiString(stream);
|
|
b.mNumWeights = Read_unsigned_int(stream);
|
|
b.mOffsetMatrix = Read_aiMatrix4x4(stream);
|
|
if (shortened) {
|
|
ReadBounds(stream, b.mWeights, b.mNumWeights);
|
|
} else {
|
|
b.mWeights = [];
|
|
ReadArray_aiVertexWeight(stream, b.mWeights, b.mNumWeights);
|
|
}
|
|
return b;
|
|
}
|
|
function ReadBinaryMesh(stream, mesh) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AIMESH);
|
|
Read_uint32_t(stream);
|
|
mesh.mPrimitiveTypes = Read_unsigned_int(stream);
|
|
mesh.mNumVertices = Read_unsigned_int(stream);
|
|
mesh.mNumFaces = Read_unsigned_int(stream);
|
|
mesh.mNumBones = Read_unsigned_int(stream);
|
|
mesh.mMaterialIndex = Read_unsigned_int(stream);
|
|
mesh.mNumUVComponents = [];
|
|
var c = Read_unsigned_int(stream);
|
|
if (c & ASSBIN_MESH_HAS_POSITIONS) {
|
|
if (shortened) {
|
|
ReadBounds(stream, mesh.mVertices, mesh.mNumVertices);
|
|
} else {
|
|
mesh.mVertices = [];
|
|
mesh.mVertexBuffer = stream.subArray32(stream.readOffset, stream.readOffset + mesh.mNumVertices * 3 * 4);
|
|
stream.Seek(mesh.mNumVertices * 3 * 4, aiOrigin_CUR);
|
|
}
|
|
}
|
|
if (c & ASSBIN_MESH_HAS_NORMALS) {
|
|
if (shortened) {
|
|
ReadBounds(stream, mesh.mNormals, mesh.mNumVertices);
|
|
} else {
|
|
mesh.mNormals = [];
|
|
mesh.mNormalBuffer = stream.subArray32(stream.readOffset, stream.readOffset + mesh.mNumVertices * 3 * 4);
|
|
stream.Seek(mesh.mNumVertices * 3 * 4, aiOrigin_CUR);
|
|
}
|
|
}
|
|
if (c & ASSBIN_MESH_HAS_TANGENTS_AND_BITANGENTS) {
|
|
if (shortened) {
|
|
ReadBounds(stream, mesh.mTangents, mesh.mNumVertices);
|
|
ReadBounds(stream, mesh.mBitangents, mesh.mNumVertices);
|
|
} else {
|
|
mesh.mTangents = [];
|
|
mesh.mTangentBuffer = stream.subArray32(stream.readOffset, stream.readOffset + mesh.mNumVertices * 3 * 4);
|
|
stream.Seek(mesh.mNumVertices * 3 * 4, aiOrigin_CUR);
|
|
mesh.mBitangents = [];
|
|
mesh.mBitangentBuffer = stream.subArray32(stream.readOffset, stream.readOffset + mesh.mNumVertices * 3 * 4);
|
|
stream.Seek(mesh.mNumVertices * 3 * 4, aiOrigin_CUR);
|
|
}
|
|
}
|
|
for (let n = 0; n < AI_MAX_NUMBER_OF_COLOR_SETS; ++n) {
|
|
if (!(c & ASSBIN_MESH_HAS_COLOR(n)))
|
|
break;
|
|
if (shortened) {
|
|
ReadBounds(stream, mesh.mColors[n], mesh.mNumVertices);
|
|
} else {
|
|
mesh.mColors[n] = [];
|
|
mesh.mColorBuffer = stream.subArray32(stream.readOffset, stream.readOffset + mesh.mNumVertices * 4 * 4);
|
|
stream.Seek(mesh.mNumVertices * 4 * 4, aiOrigin_CUR);
|
|
}
|
|
}
|
|
mesh.mTexCoordsBuffers = [];
|
|
for (let n = 0; n < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++n) {
|
|
if (!(c & ASSBIN_MESH_HAS_TEXCOORD(n)))
|
|
break;
|
|
mesh.mNumUVComponents[n] = Read_unsigned_int(stream);
|
|
if (shortened) {
|
|
ReadBounds(stream, mesh.mTextureCoords[n], mesh.mNumVertices);
|
|
} else {
|
|
mesh.mTextureCoords[n] = [];
|
|
mesh.mTexCoordsBuffers[n] = [];
|
|
for (let uv = 0; uv < mesh.mNumVertices; uv++) {
|
|
mesh.mTexCoordsBuffers[n].push(readFloat(stream));
|
|
mesh.mTexCoordsBuffers[n].push(readFloat(stream));
|
|
readFloat(stream);
|
|
}
|
|
}
|
|
}
|
|
if (shortened) {
|
|
Read_unsigned_int(stream);
|
|
} else {
|
|
mesh.mFaces = [];
|
|
mesh.mIndexArray = [];
|
|
for (let i = 0; i < mesh.mNumFaces; ++i) {
|
|
var f = mesh.mFaces[i] = new aiFace();
|
|
f.mNumIndices = Read_uint16_t(stream);
|
|
f.mIndices = [];
|
|
for (let a = 0; a < f.mNumIndices; ++a) {
|
|
if (mesh.mNumVertices < 1 << 16) {
|
|
f.mIndices[a] = Read_uint16_t(stream);
|
|
} else {
|
|
f.mIndices[a] = Read_unsigned_int(stream);
|
|
}
|
|
}
|
|
if (f.mNumIndices === 3) {
|
|
mesh.mIndexArray.push(f.mIndices[0]);
|
|
mesh.mIndexArray.push(f.mIndices[1]);
|
|
mesh.mIndexArray.push(f.mIndices[2]);
|
|
} else if (f.mNumIndices === 4) {
|
|
mesh.mIndexArray.push(f.mIndices[0]);
|
|
mesh.mIndexArray.push(f.mIndices[1]);
|
|
mesh.mIndexArray.push(f.mIndices[2]);
|
|
mesh.mIndexArray.push(f.mIndices[2]);
|
|
mesh.mIndexArray.push(f.mIndices[3]);
|
|
mesh.mIndexArray.push(f.mIndices[0]);
|
|
} else {
|
|
throw new Error("Sorry, can't currently triangulate polys. Use the triangulate preprocessor in Assimp.");
|
|
}
|
|
}
|
|
}
|
|
if (mesh.mNumBones) {
|
|
mesh.mBones = [];
|
|
for (let a = 0; a < mesh.mNumBones; ++a) {
|
|
mesh.mBones[a] = new aiBone();
|
|
ReadBinaryBone(stream, mesh.mBones[a]);
|
|
}
|
|
}
|
|
}
|
|
function ReadBinaryMaterialProperty(stream, prop) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AIMATERIALPROPERTY);
|
|
Read_uint32_t(stream);
|
|
prop.mKey = Read_aiString(stream);
|
|
prop.mSemantic = Read_unsigned_int(stream);
|
|
prop.mIndex = Read_unsigned_int(stream);
|
|
prop.mDataLength = Read_unsigned_int(stream);
|
|
prop.mType = Read_unsigned_int(stream);
|
|
prop.mData = [];
|
|
stream.ReadBytes(prop.mData, 1, prop.mDataLength);
|
|
}
|
|
function ReadBinaryMaterial(stream, mat) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AIMATERIAL);
|
|
Read_uint32_t(stream);
|
|
mat.mNumAllocated = mat.mNumProperties = Read_unsigned_int(stream);
|
|
if (mat.mNumProperties) {
|
|
if (mat.mProperties) {
|
|
delete mat.mProperties;
|
|
}
|
|
mat.mProperties = [];
|
|
for (let i = 0; i < mat.mNumProperties; ++i) {
|
|
mat.mProperties[i] = new aiMaterialProperty();
|
|
ReadBinaryMaterialProperty(stream, mat.mProperties[i]);
|
|
}
|
|
}
|
|
}
|
|
function ReadBinaryNodeAnim(stream, nd) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AINODEANIM);
|
|
Read_uint32_t(stream);
|
|
nd.mNodeName = Read_aiString(stream);
|
|
nd.mNumPositionKeys = Read_unsigned_int(stream);
|
|
nd.mNumRotationKeys = Read_unsigned_int(stream);
|
|
nd.mNumScalingKeys = Read_unsigned_int(stream);
|
|
nd.mPreState = Read_unsigned_int(stream);
|
|
nd.mPostState = Read_unsigned_int(stream);
|
|
if (nd.mNumPositionKeys) {
|
|
if (shortened) {
|
|
ReadBounds(stream, nd.mPositionKeys, nd.mNumPositionKeys);
|
|
} else {
|
|
nd.mPositionKeys = [];
|
|
ReadArray_aiVectorKey(stream, nd.mPositionKeys, nd.mNumPositionKeys);
|
|
}
|
|
}
|
|
if (nd.mNumRotationKeys) {
|
|
if (shortened) {
|
|
ReadBounds(stream, nd.mRotationKeys, nd.mNumRotationKeys);
|
|
} else {
|
|
nd.mRotationKeys = [];
|
|
ReadArray_aiQuatKey(stream, nd.mRotationKeys, nd.mNumRotationKeys);
|
|
}
|
|
}
|
|
if (nd.mNumScalingKeys) {
|
|
if (shortened) {
|
|
ReadBounds(stream, nd.mScalingKeys, nd.mNumScalingKeys);
|
|
} else {
|
|
nd.mScalingKeys = [];
|
|
ReadArray_aiVectorKey(stream, nd.mScalingKeys, nd.mNumScalingKeys);
|
|
}
|
|
}
|
|
}
|
|
function ReadBinaryAnim(stream, anim) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AIANIMATION);
|
|
Read_uint32_t(stream);
|
|
anim.mName = Read_aiString(stream);
|
|
anim.mDuration = Read_double(stream);
|
|
anim.mTicksPerSecond = Read_double(stream);
|
|
anim.mNumChannels = Read_unsigned_int(stream);
|
|
if (anim.mNumChannels) {
|
|
anim.mChannels = [];
|
|
for (let a = 0; a < anim.mNumChannels; ++a) {
|
|
anim.mChannels[a] = new aiNodeAnim();
|
|
ReadBinaryNodeAnim(stream, anim.mChannels[a]);
|
|
}
|
|
}
|
|
}
|
|
function ReadBinaryTexture(stream, tex) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AITEXTURE);
|
|
Read_uint32_t(stream);
|
|
tex.mWidth = Read_unsigned_int(stream);
|
|
tex.mHeight = Read_unsigned_int(stream);
|
|
stream.ReadBytes(tex.achFormatHint, 1, 4);
|
|
if (!shortened) {
|
|
if (!tex.mHeight) {
|
|
tex.pcData = [];
|
|
stream.ReadBytes(tex.pcData, 1, tex.mWidth);
|
|
} else {
|
|
tex.pcData = [];
|
|
stream.ReadBytes(tex.pcData, 1, tex.mWidth * tex.mHeight * 4);
|
|
}
|
|
}
|
|
}
|
|
function ReadBinaryLight(stream, l) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AILIGHT);
|
|
Read_uint32_t(stream);
|
|
l.mName = Read_aiString(stream);
|
|
l.mType = Read_unsigned_int(stream);
|
|
if (l.mType != aiLightSource_DIRECTIONAL) {
|
|
l.mAttenuationConstant = readFloat(stream);
|
|
l.mAttenuationLinear = readFloat(stream);
|
|
l.mAttenuationQuadratic = readFloat(stream);
|
|
}
|
|
l.mColorDiffuse = Read_aiColor3D(stream);
|
|
l.mColorSpecular = Read_aiColor3D(stream);
|
|
l.mColorAmbient = Read_aiColor3D(stream);
|
|
if (l.mType == aiLightSource_SPOT) {
|
|
l.mAngleInnerCone = readFloat(stream);
|
|
l.mAngleOuterCone = readFloat(stream);
|
|
}
|
|
}
|
|
function ReadBinaryCamera(stream, cam) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AICAMERA);
|
|
Read_uint32_t(stream);
|
|
cam.mName = Read_aiString(stream);
|
|
cam.mPosition = Read_aiVector3D(stream);
|
|
cam.mLookAt = Read_aiVector3D(stream);
|
|
cam.mUp = Read_aiVector3D(stream);
|
|
cam.mHorizontalFOV = readFloat(stream);
|
|
cam.mClipPlaneNear = readFloat(stream);
|
|
cam.mClipPlaneFar = readFloat(stream);
|
|
cam.mAspect = readFloat(stream);
|
|
}
|
|
function ReadBinaryScene(stream, scene) {
|
|
var chunkID = Read_uint32_t(stream);
|
|
ai_assert(chunkID == ASSBIN_CHUNK_AISCENE);
|
|
Read_uint32_t(stream);
|
|
scene.mFlags = Read_unsigned_int(stream);
|
|
scene.mNumMeshes = Read_unsigned_int(stream);
|
|
scene.mNumMaterials = Read_unsigned_int(stream);
|
|
scene.mNumAnimations = Read_unsigned_int(stream);
|
|
scene.mNumTextures = Read_unsigned_int(stream);
|
|
scene.mNumLights = Read_unsigned_int(stream);
|
|
scene.mNumCameras = Read_unsigned_int(stream);
|
|
scene.mRootNode = new aiNode();
|
|
scene.mRootNode = ReadBinaryNode(stream, null, 0);
|
|
if (scene.mNumMeshes) {
|
|
scene.mMeshes = [];
|
|
for (let i = 0; i < scene.mNumMeshes; ++i) {
|
|
scene.mMeshes[i] = new aiMesh();
|
|
ReadBinaryMesh(stream, scene.mMeshes[i]);
|
|
}
|
|
}
|
|
if (scene.mNumMaterials) {
|
|
scene.mMaterials = [];
|
|
for (let i = 0; i < scene.mNumMaterials; ++i) {
|
|
scene.mMaterials[i] = new aiMaterial();
|
|
ReadBinaryMaterial(stream, scene.mMaterials[i]);
|
|
}
|
|
}
|
|
if (scene.mNumAnimations) {
|
|
scene.mAnimations = [];
|
|
for (let i = 0; i < scene.mNumAnimations; ++i) {
|
|
scene.mAnimations[i] = new aiAnimation();
|
|
ReadBinaryAnim(stream, scene.mAnimations[i]);
|
|
}
|
|
}
|
|
if (scene.mNumTextures) {
|
|
scene.mTextures = [];
|
|
for (let i = 0; i < scene.mNumTextures; ++i) {
|
|
scene.mTextures[i] = new aiTexture();
|
|
ReadBinaryTexture(stream, scene.mTextures[i]);
|
|
}
|
|
}
|
|
if (scene.mNumLights) {
|
|
scene.mLights = [];
|
|
for (let i = 0; i < scene.mNumLights; ++i) {
|
|
scene.mLights[i] = new aiLight();
|
|
ReadBinaryLight(stream, scene.mLights[i]);
|
|
}
|
|
}
|
|
if (scene.mNumCameras) {
|
|
scene.mCameras = [];
|
|
for (let i = 0; i < scene.mNumCameras; ++i) {
|
|
scene.mCameras[i] = new aiCamera();
|
|
ReadBinaryCamera(stream, scene.mCameras[i]);
|
|
}
|
|
}
|
|
}
|
|
var aiOrigin_CUR = 0;
|
|
var aiOrigin_BEG = 1;
|
|
function extendStream(stream) {
|
|
stream.readOffset = 0;
|
|
stream.Seek = function(off, ori) {
|
|
if (ori == aiOrigin_CUR) {
|
|
stream.readOffset += off;
|
|
}
|
|
if (ori == aiOrigin_BEG) {
|
|
stream.readOffset = off;
|
|
}
|
|
};
|
|
stream.ReadBytes = function(buff, size, n) {
|
|
var bytes = size * n;
|
|
for (let i = 0; i < bytes; i++)
|
|
buff[i] = Read_uint8_t(this);
|
|
};
|
|
stream.subArray32 = function(start, end) {
|
|
var buff = this.buffer;
|
|
var newbuff = buff.slice(start, end);
|
|
return new Float32Array(newbuff);
|
|
};
|
|
stream.subArrayUint16 = function(start, end) {
|
|
var buff = this.buffer;
|
|
var newbuff = buff.slice(start, end);
|
|
return new Uint16Array(newbuff);
|
|
};
|
|
stream.subArrayUint8 = function(start, end) {
|
|
var buff = this.buffer;
|
|
var newbuff = buff.slice(start, end);
|
|
return new Uint8Array(newbuff);
|
|
};
|
|
stream.subArrayUint32 = function(start, end) {
|
|
var buff = this.buffer;
|
|
var newbuff = buff.slice(start, end);
|
|
return new Uint32Array(newbuff);
|
|
};
|
|
}
|
|
var shortened, compressed;
|
|
function InternReadFile(pFiledata) {
|
|
var pScene = new aiScene();
|
|
var stream = new DataView(pFiledata);
|
|
extendStream(stream);
|
|
stream.Seek(44, aiOrigin_CUR);
|
|
pScene.versionMajor = Read_unsigned_int(stream);
|
|
pScene.versionMinor = Read_unsigned_int(stream);
|
|
pScene.versionRevision = Read_unsigned_int(stream);
|
|
pScene.compileFlags = Read_unsigned_int(stream);
|
|
shortened = Read_uint16_t(stream) > 0;
|
|
compressed = Read_uint16_t(stream) > 0;
|
|
if (shortened)
|
|
throw "Shortened binaries are not supported!";
|
|
stream.Seek(256, aiOrigin_CUR);
|
|
stream.Seek(128, aiOrigin_CUR);
|
|
stream.Seek(64, aiOrigin_CUR);
|
|
if (compressed) {
|
|
var uncompressedSize = Read_uint32_t(stream);
|
|
var compressedSize = stream.FileSize() - stream.Tell();
|
|
var compressedData = [];
|
|
stream.Read(compressedData, 1, compressedSize);
|
|
var uncompressedData = [];
|
|
uncompress(uncompressedData, uncompressedSize, compressedData, compressedSize);
|
|
var buff = new ArrayBuffer(uncompressedData);
|
|
ReadBinaryScene(buff, pScene);
|
|
} else {
|
|
ReadBinaryScene(stream, pScene);
|
|
}
|
|
return pScene.toTHREE();
|
|
}
|
|
return InternReadFile(buffer);
|
|
}
|
|
}
|
|
exports.AssimpLoader = AssimpLoader;
|
|
//# sourceMappingURL=AssimpLoader.cjs.map
|