From e4862fe8ea43bb91048c318dedc2714caa9648b9 Mon Sep 17 00:00:00 2001
From: Vladimir Mandic <mandic00@live.com>
Date: Thu, 10 Feb 2022 15:35:32 -0500
Subject: [PATCH] add config option wasmPlatformFetch

---
 CHANGELOG.md        | 5 ++++-
 src/config.ts       | 7 +++++++
 src/tfjs/backend.ts | 2 +-
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc1b9c15..6e64d185 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,10 @@
   
 ## Changelog
   
-### **HEAD -> main** 2022/02/07 mandic00@live.com
+### **2.6.3** 2022/02/10 mandic00@live.com
+
+
+### **origin/main** 2022/02/10 mandic00@live.com
 
 
 ### **2.6.2** 2022/02/07 mandic00@live.com
diff --git a/src/config.ts b/src/config.ts
index 9b938a1e..0dd778b2 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -221,6 +221,12 @@ export interface Config {
   */
   wasmPath: string,
 
+  /** Force WASM loader to use platform fetch
+   *
+   * default: auto-detects to link to CDN `jsdelivr` when running in browser
+  */
+  wasmPlatformFetch: false,
+
   /** Print debug statements to console
    *
    * default: `true`
@@ -295,6 +301,7 @@ const config: Config = {
   modelBasePath: '',
   cacheModels: true,
   wasmPath: '',
+  wasmPlatformFetch: false,
   debug: true,
   async: true,
   warmup: 'full',
diff --git a/src/tfjs/backend.ts b/src/tfjs/backend.ts
index 57dede6a..a55dfc3b 100644
--- a/src/tfjs/backend.ts
+++ b/src/tfjs/backend.ts
@@ -77,7 +77,7 @@ export async function check(instance: Human, force = false) {
       // customize wasm
       if (instance.config.backend === 'wasm') {
         if (instance.config.debug) log('wasm path:', instance.config.wasmPath);
-        if (typeof tf?.setWasmPaths !== 'undefined') await tf.setWasmPaths(instance.config.wasmPath);
+        if (typeof tf?.setWasmPaths !== 'undefined') await tf.setWasmPaths(instance.config.wasmPath, instance.config.wasmPlatformFetch);
         else throw new Error('backend error: attempting to use wasm backend but wasm path is not set');
         const simd = await tf.env().getAsync('WASM_HAS_SIMD_SUPPORT');
         const mt = await tf.env().getAsync('WASM_HAS_MULTITHREAD_SUPPORT');