diff --git a/examples/matRenderTest.php b/examples/matRenderTest.php
index bd4d4f1..666f03c 100644
--- a/examples/matRenderTest.php
+++ b/examples/matRenderTest.php
@@ -179,45 +179,15 @@ $scene->registerCamera($camera);
 
 
 // 四、设置渲染参数
-// gpu 渲染
-$render = '';
-$renderEngine = new RenderEngine();
-$render .= $renderEngine;
-
-$openCL = new OpenCL();
-// $openCL->cpuUse = OpenCL::CLOSE;
-// $openCL->nativeThreadsCount = 0;
-$render .= $openCL;
-
-$lightStrategy = new LightStrategy();
-$render .= $lightStrategy;
-    
-$path = new Path();
-$render .= $path;
-
-$sampler = new Sampler();
-$render .= $sampler;
-
-$filesaver = new FileSaver();
-$render .= $filesaver;
-
-$batch = new Batch();
-$batch->haltspp = 4000;
-// $batch->halttime = 2000;
-$render .= $batch;
-
-$sceneCfg = new render\Scene();
-$render .= $sceneCfg;
-
-
-// // cpu 渲染
+// // gpu 渲染
 // $render = '';
 // $renderEngine = new RenderEngine();
-// $renderEngine->type = RenderEngine::TYPE_PATHCPU;
 // $render .= $renderEngine;
 
-// $native = new Native();
-// $render .= $native;
+// $openCL = new OpenCL();
+// // $openCL->cpuUse = OpenCL::CLOSE;
+// // $openCL->nativeThreadsCount = 0;
+// $render .= $openCL;
 
 // $lightStrategy = new LightStrategy();
 // $render .= $lightStrategy;
@@ -229,11 +199,10 @@ $render .= $sceneCfg;
 // $render .= $sampler;
 
 // $filesaver = new FileSaver();
-// $filesaver->renderengineType = FileSaver::TYPE_PATHCPU;
 // $render .= $filesaver;
 
 // $batch = new Batch();
-// $batch->haltspp = 200;
+// $batch->haltspp = 4000;
 // // $batch->halttime = 2000;
 // $render .= $batch;
 
@@ -241,6 +210,37 @@ $render .= $sceneCfg;
 // $render .= $sceneCfg;
 
 
+// cpu 渲染
+$render = '';
+$renderEngine = new RenderEngine();
+$renderEngine->type = RenderEngine::TYPE_PATHCPU;
+$render .= $renderEngine;
+
+$native = new Native();
+$render .= $native;
+
+$lightStrategy = new LightStrategy();
+$render .= $lightStrategy;
+    
+$path = new Path();
+$render .= $path;
+
+$sampler = new Sampler();
+$render .= $sampler;
+
+$filesaver = new FileSaver();
+$filesaver->renderengineType = FileSaver::TYPE_PATHCPU;
+$render .= $filesaver;
+
+$batch = new Batch();
+$batch->haltspp = 2000;
+// $batch->halttime = 2000;
+$render .= $batch;
+
+$sceneCfg = new render\Scene();
+$render .= $sceneCfg;
+
+
 // 图像输出设置
 $imageOutDir = $sceneTemplatePath.'/imageOut';
 $film = new Film();