From 460c0b842cc32a21589b182deef2886c6e55b379 Mon Sep 17 00:00:00 2001
From: qianqian <linefateme@gmail.com>
Date: Tue, 9 May 2023 15:45:52 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20GLTFLoader=E5=8A=A0=E8=BD=BD=E6=9C=89?=
=?UTF-8?q?=E9=A2=9D=E5=A4=96=E7=BA=B9=E7=90=86=E9=85=8D=E7=BD=AE=E7=9A=84?=
=?UTF-8?q?gltf=E6=A8=A1=E5=9E=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
---
.../packageAPI/pages/ar/loaders/gltf-loader.js | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/miniprogram/packageAPI/pages/ar/loaders/gltf-loader.js b/miniprogram/packageAPI/pages/ar/loaders/gltf-loader.js
index 788b1dad..8382fc69 100644
--- a/miniprogram/packageAPI/pages/ar/loaders/gltf-loader.js
+++ b/miniprogram/packageAPI/pages/ar/loaders/gltf-loader.js
@@ -999,7 +999,7 @@ export function registerGLTFLoader(THREE) {
var json = this.json;
var options = this.options;
var textureLoader = this.textureLoader;
- var URL = global.URL;
+ // var URL = global.URL;
var textureDef = json.textures[textureIndex];
var textureExtensions = textureDef.extensions || {};
var source;
@@ -1013,11 +1013,14 @@ export function registerGLTFLoader(THREE) {
if (source.bufferView !== undefined) {
sourceURI = parser.getDependency('bufferView', source.bufferView).then(function(bufferView) {
isObjectURL = true;
- var blob = new global.Blob([bufferView], {
- type: source.mimeType
- });
- sourceURI = URL.createObjectURL(blob);
- return sourceURI
+ // var blob = new global.Blob([bufferView], {
+ // type: source.mimeType
+ // });
+ // sourceURI = URL.createObjectURL(blob);
+ // 小程序不支持 Blob 对象，使用 base64 编码的字符串来创建 data URI
+ const base64Str = wx.arrayBufferToBase64(bufferView);
+ sourceURI = `data:${source.mimeType};base64,${base64Str}`;
+ return sourceURI;
})
}
return Promise.resolve(sourceURI).then(function(sourceURI) {
@@ -1030,7 +1033,7 @@ export function registerGLTFLoader(THREE) {
})
}).then(function(texture) {
if (isObjectURL === true) {
- URL.revokeObjectURL(sourceURI)
+ // URL.revokeObjectURL(sourceURI)
}
texture.flipY = false;
if (textureDef.name !== undefined) texture.name = textureDef.name;