diff --git a/examples/renderTest.php b/examples/renderTest.php
index 94c8d7b..f8d5f11 100644
--- a/examples/renderTest.php
+++ b/examples/renderTest.php
@@ -4,6 +4,7 @@
 
 namespace Blobt\Luxcore\scene;
 
+use Blobt\Luxcore\scene\materials\Disney;
 use Blobt\Luxcore\scene\objects\Objects;
 use Blobt\Luxcore\utils\MatHelper;
 use GuzzleHttp\Client;
@@ -34,10 +35,10 @@ $taskModel = $taskScene->model;
 /**
  * 创建 Luxcore 材质
  */
-function createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $scene){
+function createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene){
     switch($matOriginal->renderType){
         case 1:
-            return MatHelper::createMatOfDisney($matOriginal, $textureScaleU, $textureScaleV, $scene);
+            return MatHelper::createMatOfDisney($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene);
         case 2:
             return;
         case 3:
@@ -175,7 +176,7 @@ $texture = new texture\procedural\ImageMap([
 ]);
 $texture->mapping = $mapping;
 $scene->registerTexture($texture);
-$material = new materials\Disney([
+$material = new Disney([
     'shadowcatcherEnable' => OPEN,               
     'photongiEnable' => CLOSE                    
 ]);
@@ -191,6 +192,7 @@ $scene->registerObjects($obj);
 
 // 二、添加要渲染的模型
 foreach($taskModel->childsParams as $childParams){
+    $downloadDir = $sceneTemplatePath.'/cacheFiles/';
     $material = null;
     $matOriginal = (function ($childParams){
         if(is_object($childParams->customMat)){
@@ -204,15 +206,14 @@ foreach($taskModel->childsParams as $childParams){
     $textureScaleU = $taskModel->uvScale*(MAT_STANDARD_SIZE/$matOriginal->width);
     $textureScaleV = $taskModel->uvScale*(MAT_STANDARD_SIZE/$matOriginal->height);
     if(false){
-        $material = createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $scene);
+        $material = createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene);
     }else{
-        $material = new materials\Disney();
+        $material = new Disney();
         $material->setBaseColor('1 1 1');
     }
     $scene->registerMaterial($material);
 
-   
-    $plyFileSavaPath = $sceneTemplatePath.'/cacheFiles/'.basename($childParams->childPlyFile);
+    $plyFileSavaPath = $downloadDir.basename($childParams->childPlyFile);
     $plyFileHandle = fopen($plyFileSavaPath, "w");
     (new Client())->get($childParams->childPlyFile, [RequestOptions::SINK => $plyFileHandle]);
     $obj = new Objects();
diff --git a/src/utils/MatHelper.php b/src/utils/MatHelper.php
index 23cce0f..694a84f 100644
--- a/src/utils/MatHelper.php
+++ b/src/utils/MatHelper.php
@@ -6,6 +6,8 @@ use Blobt\Luxcore\scene\materials\Disney;
 use Blobt\Luxcore\scene\texture\mapping\Mapping;
 use Blobt\Luxcore\scene\texture\procedural\ImageMap;
 use Blobt\Luxcore\scene\texture\transform\NormalMap;
+use GuzzleHttp\Client;
+use GuzzleHttp\RequestOptions;
 
 class MatHelper{
 
@@ -15,7 +17,7 @@ class MatHelper{
     /**
      * 创建一个 Disney 的材质
      */
-    static function createMatOfDisney($matOriginal, $textureScaleU, $textureScaleV, $scene){
+    static function createMatOfDisney($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene){
         
         $material = new Disney();
         $material->setBaseColor(self::hex2floatColor($matOriginal->matParams->albedoColor));
@@ -53,31 +55,46 @@ class MatHelper{
         );
 
         if($matOriginal->matParams->albedoTexture){
+            $textureUrl = $matOriginal->matParams->albedoTexture;
+            $textureSavaPath = $downloadDir.basename($textureUrl);
+            $textureHandle = fopen($textureSavaPath, "w");
+            (new Client())->get($textureUrl, [RequestOptions::SINK => $textureHandle]);
+
             $albedoTexture = new ImageMap(
-                ['file' => $matOriginal->matParams->albedoTexture]
+                ['file' => $textureSavaPath]
             );
             $albedoTexture->mapping = $mapping;
             $scene->registerTexture($albedoTexture);
             $material->setBaseColor($albedoTexture);
         }
         if($matOriginal->matParams->metallicTexture){
+            $textureUrl = $matOriginal->matParams->metallicTexture;
+            $textureSavaPath = $downloadDir.basename($textureUrl);
+            $textureHandle = fopen($textureSavaPath, "w");
+            (new Client())->get($textureUrl, [RequestOptions::SINK => $textureHandle]);
+
             $metallicTexture = new ImageMap(
-                ['file' => $matOriginal->matParams->metallicTexture]
+                ['file' => $textureSavaPath]
             );
             $metallicTexture->mapping = $mapping;
             $scene->registerTexture($metallicTexture);
             $material->setMetallic($metallicTexture);
 
             $roughnessTexture = new ImageMap(
-                ['file' => $matOriginal->matParams->metallicTexture]
+                ['file' => $textureSavaPath]
             );
             $roughnessTexture->mapping = $mapping;
             $scene->registerTexture($roughnessTexture);
             $material->setRoughness($roughnessTexture);
         }
         if($matOriginal->matParams->bumpTexture){
+            $textureUrl = $matOriginal->matParams->bumpTexture;
+            $textureSavaPath = $downloadDir.basename($textureUrl);
+            $textureHandle = fopen($textureSavaPath, "w");
+            (new Client())->get($textureUrl, [RequestOptions::SINK => $textureHandle]);
+
             $bumpTexture = new ImageMap(
-                ['file' => $matOriginal->matParams->bumpTexture]
+                ['file' => $textureSavaPath]
             );
             $bumpTexture->mapping = $mapping;
             $scene->registerTexture($bumpTexture);