@spatialwalk/avatarkit
Version:
SPAvatar SDK - 3D Gaussian Splatting Avatar Rendering SDK
1,374 lines • 213 kB
JavaScript
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class rn {
/**
* 构造函数（内部使用）
* @param id 数字人 ID
* @param characterMeta 角色元数据
* @param resources 资源数据
*/
constructor(e, t, n) {
d(this, "id");
d(this, "characterMeta");
d(this, "resources");
this.id = e, this.characterMeta = t, this.resources = n;
}
/**
* 获取角色元数据（内部使用）
* @internal
*/
getCharacterMeta() {
return this.characterMeta;
}
/**
* 获取资源数据（内部使用）
* @internal
*/
getResources() {
return this.resources;
}
}
var nn = /* @__PURE__ */ ((r) => (r.CAMERA = "camera", r.ANIMATION_IDLE = "frameIdle", r.ANIMATION_MONO = "frameMono", r.AUDIO_MONO = "audioMono", r.MODEL_SHAPE = "shape", r.MODEL_GS = "gsStandard", r))(nn || {});
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class se extends Error {
constructor(e, t) {
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}
}
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get debug() {
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camera: {
position: [-0.02, -0.013, 1.5],
target: [0, 0, 0],
fov: 22,
near: 0.01,
far: 100
},
animation: {
fps: 25
// 动画帧率（从 CharacterMeta 加载动画资源）
},
audio: {
sampleRate: 16e3
// 音频采样率（后端要求 16kHz）
},
// FLAME 全局模板资源 CDN
// 这些资源是所有角色共享的基础模板
flame: {
cdnBaseUrl: "https://cdn.spatialwalk.top/public",
resources: {
flameModel: "model.pb",
flameTemplate: "fm/template.pb",
teethPb: "fm/teeth.pb",
teethNpz: "teeth.npz"
}
}
};
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eyes_pose: r.eyePose || [0, 0, 0, 0, 0, 0],
eyelid: r.eyeLid || [0, 0],
expr_params: r.expression || [],
shape_params: [],
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await Gn();
} catch (e) {
h.warn("[CLS] Failed to flush logs:", e instanceof Error ? e.message : String(e)), Q.unshift(...r), Q.length > At && (Q = Q.slice(0, At));
}
}
async function Gn(r) {
}
function jn() {
Q.length > 0 && Wn(), h.log("[CLS] Cleaned up");
}
const h = qn("Web").withErrorProcessor((r) => r).useGlobalConfig(), D = {
config: null,
promise: null
};
async function Hn(r) {
return D.promise ? (await D.promise, D.config || {}) : D.config ? D.config : (D.promise = (async () => {
try {
const t = typeof window < "u" && (window.location.hostname === "localhost" || window.location.hostname === "127.0.0.1") ? `/api/config/sdk?version=${r}` : `https://config.spatialwalk.top/sdk?version=${r}`;
h.log(`[SdkConfigLoader] Fetching SDK config from: ${t}`);
const n = await fetch(t, {
method: "GET",
headers: {
"Content-Type": "application/json"
}
});
if (!n.ok)
throw new Error(`HTTP ${n.status} ${n.statusText}`);
const i = await n.json();
if (!i.endpoints)
throw new Error("Invalid config response: missing endpoints");
const a = {};
i.endpoints.cn && (a[le.cn] = `https://${i.endpoints.cn}`), i.endpoints.us && (a[le.us] = `https://${i.endpoints.us}`), i.endpoints.test && (a[le.test] = `https://${i.endpoints.test}`), D.config = a, h.log("[SdkConfigLoader] SDK config fetched successfully:", a);
} catch (e) {
h.warn("[SdkConfigLoader] Failed to fetch SDK config:", e instanceof Error ? e.message : String(e)), D.config = {};
} finally {
D.promise = null;
}
})(), await D.promise, D.config || {});
}
function Kn() {
D.config = null, D.promise = null;
}
class Jn {
constructor(e) {
d(this, "module");
d(this, "allocatedPointers");
d(this, "structPointers");
this.module = e, this.allocatedPointers = /* @__PURE__ */ new Set(), this.structPointers = /* @__PURE__ */ new Map();
}
/**
* 分配 WASM 内存并复制数据 - 纯 API 方式
*/
allocateAndCopy(e) {
const t = e.byteLength, n = this.module._malloc(t);
if (!n)
throw new Error(`Failed to allocate ${t} bytes in WASM memory`);
const i = new Uint8Array(e);
return this.module.writeArrayToMemory(i, n), this.allocatedPointers.add(n), { ptr: n, size: t };
}
/**
* 创建 AvatarTemplateConfig 结构体
*/
createTemplateConfig(e) {
const n = this.module._malloc(40);
if (!n)
throw new Error("Failed to allocate AvatarTemplateConfig structure");
if (!e.flameModel || e.flameModel.byteLength === 0)
throw new Error("flameModel is missing or empty!");
if (!e.flameTemplate || e.flameTemplate.byteLength === 0)
throw new Error("flameTemplate is missing or empty!");
if (!e.teethPb || e.teethPb.byteLength === 0)
throw new Error("teethPb is missing or empty!");
if (!e.teethNpz || e.teethNpz.byteLength === 0)
throw new Error("teethNpz is missing or empty!");
const i = this.allocateAndCopy(e.flameModel), a = this.allocateAndCopy(e.flameTemplate), o = this.allocateAndCopy(e.teethPb), s = this.allocateAndCopy(e.teethNpz);
let l = 0;
return this.module.setValue(n + l, i.ptr, "i32"), l += 4, this.module.setValue(n + l, i.size, "i32"), l += 4, this.module.setValue(n + l, a.ptr, "i32"), l += 4, this.module.setValue(n + l, a.size, "i32"), l += 4, this.module.setValue(n + l, o.ptr, "i32"), l += 4, this.module.setValue(n + l, o.size, "i32"), l += 4, this.module.setValue(n + l, s.ptr, "i32"), l += 4, this.module.setValue(n + l, s.size, "i32"), l += 4, this.module.setValue(n + l, 0, "i32"), l += 4, this.module.setValue(n + l, 0, "i32"), l += 4, this.structPointers.set("template_config", n), n;
}
/**
* 创建 AvatarCharacterData 结构体 - 新版 Emscripten 方式
*/
createCharacterData(e, t) {
const i = this.module._malloc(16);
if (!i)
throw new Error("Failed to allocate AvatarCharacterData structure");
const a = this.allocateAndCopy(e), o = this.allocateAndCopy(t);
let s = 0;
return this.module.setValue(i + s, a.ptr, "i32"), s += 4, this.module.setValue(i + s, a.size, "i32"), s += 4, this.module.setValue(i + s, o.ptr, "i32"), s += 4, this.module.setValue(i + s, o.size, "i32"), s += 4, this.structPointers.set("character_data", i), i;
}
/**
* 读取 AvatarFlameParams 结构体数据
* Used to extract current animation frame parameters from WASM memory
*/
readFlameParams(e) {
let t = 0;
const n = [];
for (let m = 0; m < 300; m++)
n.push(this.module.getValue(e + t, "float")), t += 4;
const i = [];
for (let m = 0; m < 100; m++)
i.push(this.module.getValue(e + t, "float")), t += 4;
const a = [];
for (let m = 0; m < 3; m++)
a.push(this.module.getValue(e + t, "float")), t += 4;
const o = [];
for (let m = 0; m < 3; m++)
o.push(this.module.getValue(e + t, "float")), t += 4;
const s = [];
for (let m = 0; m < 3; m++)
s.push(this.module.getValue(e + t, "float")), t += 4;
const l = [];
for (let m = 0; m < 3; m++)
l.push(this.module.getValue(e + t, "float")), t += 4;
const g = [];
for (let m = 0; m < 6; m++)
g.push(this.module.getValue(e + t, "float")), t += 4;
const c = [];
for (let m = 0; m < 2; m++)
c.push(this.module.getValue(e + t, "float")), t += 4;
const u = this.module.getValue(e + t, "i32") !== 0;
return {
shape_params: n,
expr_params: i,
rotation: a,
translation: o,
neck_pose: s,
jaw_pose: l,
eyes_pose: g,
eyelid: c,
has_eyelid: u
};
}
/**
* 创建 AvatarFlameParams 结构体 - 新版 Emscripten 方式
*/
createFlameParams(e) {
var a, o, s, l, g, c, u, m;
const n = this.module._malloc(1684);
if (!n)
throw new Error("Failed to allocate AvatarFlameParams structure");
let i = 0;
for (let v = 0; v < 300; v++) {
const w = ((a = e.shape_params) == null ? void 0 : a[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 100; v++) {
const w = ((o = e.expr_params) == null ? void 0 : o[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 3; v++) {
const w = ((s = e.rotation) == null ? void 0 : s[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 3; v++) {
const w = ((l = e.translation) == null ? void 0 : l[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 3; v++) {
const w = ((g = e.neck_pose) == null ? void 0 : g[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 3; v++) {
const w = ((c = e.jaw_pose) == null ? void 0 : c[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 6; v++) {
const w = ((u = e.eyes_pose) == null ? void 0 : u[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
for (let v = 0; v < 2; v++) {
const w = ((m = e.eyelid) == null ? void 0 : m[v]) || 0;
this.module.setValue(n + i, w, "float"), i += 4;
}
return this.module.setValue(n + i, e.has_eyelid ? 1 : 0, "i32"), i += 4, n;
}
/**
* 读取 AvatarSplatPointFlatArray 结构体数据（预计算协方差）
*
* 结构体布局:
* - AvatarSplatPointFlat* points (0-3, 32位指针)
* - uint32_t point_count (4-7)
* - float compute_time_ms (8-11)
*
* 每个点布局 (52 bytes):
* - position[3] (12 bytes)
* - color[4] (16 bytes, RGBA)
* - covariance[6] (24 bytes, 预计算好的协方差矩阵上三角)
*
* ⚠️ 使用 getValue 逐个读取，避免动态内存的 HEAPF32 detachment 问题
*/
readSplatPointFlatArray(e) {
if (!e)
throw new Error("Invalid array pointer");
const t = this.module.getValue(e, "i32"), n = this.module.getValue(e + 4, "i32");
if (n === 0 || !t)
return null;
const a = n * 13, o = t / 4, s = new Float32Array(a);
return s.set(this.module.HEAPF32.subarray(o, o + a)), s;
}
/**
* 读取AvatarMeshData结构体数据
*/
readMeshData(e) {
const t = this.module.getValue(e + 0, "*"), n = this.module.getValue(e + 4, "i32"), i = this.module.getValue(e + 8, "*"), a = this.module.getValue(e + 12, "i32"), o = this.module.getValue(e + 16, "float"), s = this.module.getValue(e + 20, "*"), l = this.module.getValue(e + 24, "i32"), g = new Float32Array(n * 3);
if (t && n > 0)
for (let m = 0; m < n * 3; m++)
g[m] = this.module.getValue(t + m * 4, "float");
const c = new Uint32Array(a * 3);
if (i && a > 0)
for (let m = 0; m < a * 3; m++)
c[m] = this.module.getValue(i + m * 4, "i32");
let u = null;
if (s && l > 0) {
u = new Float32Array(l * 3);
for (let m = 0; m < l * 3; m++)
u[m] = this.module.getValue(s + m * 4, "float");
}
return {
vertices: g,
vertexCount: n,
faces: c,
faceCount: a,
landmarks: u,
landmarkCount: l,
computeTime: o
};
}
/**
* 释放指定指针的内存
*/
free(e) {
e && this.allocatedPointers.has(e) && (this.module._free(e), this.allocatedPointers.delete(e));
}
/**
* 释放结构体内存
*/
freeStruct(e) {
const t = this.structPointers.get(e);
t && (this.module._free(t), this.structPointers.delete(e));
}
/**
* 清理所有分配的内存
*/
cleanup() {
for (const e of this.allocatedPointers)
this.module._free(e);
this.allocatedPointers.clear();
for (const [, e] of this.structPointers)
this.module._free(e);
this.structPointers.clear();
}
/**
* 获取内存使用统计
*/
getMemoryStats() {
return {
allocatedPointers: this.allocatedPointers.size,
structPointers: this.structPointers.size,
totalAllocatedMB: Math.round(this.allocatedPointers.size * 1024 / 1024)
};
}
}
class Zn {
constructor(e = {}) {
// 配置
d(this, "options");
d(this, "wasmConfig");
// 核心组件
// eslint-disable-next-line ts/no-explicit-any
d(this, "wasmModule");
d(this, "memoryManager");
// Avatar Core handles
d(this, "coreHandle");
d(this, "characterHandle");
d(this, "animationHandle");
d(this, "totalFrames");
// 状态管理
d(this, "isInitialized");
d(this, "isCharacterLoaded");
// C API 函数包装
// eslint-disable-next-line ts/no-explicit-any
d(this, "api");
// 性能监控
d(this, "performanceMetrics");
d(this, "wasmTime", 0);
// 最近一次 WASM 计算耗时
// 错误码映射
d(this, "errorCodes");
// 模型信息
d(this, "flameInfo");
d(this, "characterInfo");
this.options = {
logLevel: "basic",
enableValidation: !0,
enablePerformanceMetrics: !0,
retryCount: 3,
baseAssetsPath: "/",
modelFolder: "3dgs",
wasmPath: "./wasm/avatar_core_wasm.wasm",
...e
}, this.wasmConfig = e.wasmConfig || { baseUrl: void 0 }, this.wasmModule = null, this.memoryManager = null, this.coreHandle = null, this.characterHandle = null, this.animationHandle = null, this.totalFrames = null, this.isInitialized = !1, this.isCharacterLoaded = !1, this.api = {}, this.performanceMetrics = {
initTime: 0,
loadTime: 0,
computeFrames: 0,
totalComputeTime: 0,
averageComputeTime: 0
}, this.errorCodes = {
0: "AVATAR_SUCCESS",
1: "AVATAR_ERROR_INVALID_PARAMETER",
2: "AVATAR_ERROR_MEMORY_ALLOCATION",
3: "AVATAR_ERROR_INVALID_DATA_FORMAT",
4: "AVATAR_ERROR_CHARACTER_NOT_FOUND",
5: "AVATAR_ERROR_ANIMATION_NOT_FOUND",
6: "AVATAR_ERROR_COMPUTATION_FAILED"
};
}
/**
* 加载 WASM 模块并设置 API
* 每次都创建全新的 WASM 实例，确保 C++ 内存是干净的
*
* 注意：这里使用动态 import() 导入 WASM 模块。
* Vite 在构建时会自动为 WASM 文件和 JS glue 代码添加 hash（如 avatar_core_wasm-CxWuw7eS.wasm），
* 确保浏览器缓存与版本一致，不会有缓存问题。
*
* Hash 的作用机制：
* - WASM 文件内容变化 → hash 自动变化 → URL 变化 → 浏览器拉取新版本
* - WASM 文件内容不变 → hash 保持不变 → URL 不变 → 浏览器使用缓存
* - Emscripten 生成的 JS 内部会使用 hard-coded 的 hash 路径加载 .wasm 文件
*/
async loadWASMModule() {
try {
const { default: e } = await import("./avatar_core_wasm-D4eEi7Eh.js");
this.wasmConfig && Object.keys(this.wasmConfig).length > 0 ? this.wasmModule = await e(this.wasmConfig) : this.wasmModule = await e(), this.validateWASMModule(), this.memoryManager = new Jn(this.wasmModule), this.setupCAPIFunctions(), h.log("✅ Created new WASM instance with clean C++ memory");
} catch (e) {
const t = e instanceof Error ? e.message : String(e);
throw new Error(`Failed to load WASM module: ${t}`);
}
}
/**
* 验证 WASM 模块功能
*/
validateWASMModule() {
const e = ["cwrap", "_malloc", "_free", "setValue", "getValue", "writeArrayToMemory"];
for (const t of e)
if (typeof this.wasmModule[t] != "function")
throw new TypeError(`WASM module missing required function: ${t}`);
this.initializeMemoryViews();
}
/**
* 初始化内存视图
*/
initializeMemoryViews() {
try {
const e = this.wasmModule._malloc(4);
if (!e)
throw new Error("Memory allocation test failed");
con