diff --git a/.gitignore b/.gitignore
index 00eb5a3..8946a49 100644
--- a/.gitignore
+++ b/.gitignore
@@ -51,3 +51,5 @@ build/
 
 *.mp4
 /data/output
+*.glb
+*.ktx
diff --git a/base/VulkanTools.cpp b/base/VulkanTools.cpp
index ff1cefa..d7c1691 100644
--- a/base/VulkanTools.cpp
+++ b/base/VulkanTools.cpp
@@ -27,8 +27,9 @@ const std::string getAssetPath()
 	}
 	else
 	{
-		
-		return std::filesystem::path(VK_EXAMPLE_DATA_DIR);
+		std::filesystem::path dataPath = VK_EXAMPLE_DATA_DIR;
+		std::string strDataPath = dataPath.generic_string() ;
+		return strDataPath;
 	}
 
 #endif
diff --git a/base/vulkanexamplebase.cpp b/base/vulkanexamplebase.cpp
index 5ccee60..778bbe4 100644
--- a/base/vulkanexamplebase.cpp
+++ b/base/vulkanexamplebase.cpp
@@ -485,6 +485,7 @@ void VulkanExampleBase::initVulkan()
 	if (settings.selectedPhysicalDeviceIndex > gpuCount)
 	{
 		std::cerr << "wrong GPU selection,check selectedPhysicalDeviceIndex in config file,fallback to 0" << std::endl;
+		settings.selectedPhysicalDeviceIndex = 0;
 		selectedDevice = 0;
 	}
 
diff --git a/base/vulkanexamplebase.h b/base/vulkanexamplebase.h
index 354cd5f..7d331fd 100644
--- a/base/vulkanexamplebase.h
+++ b/base/vulkanexamplebase.h
@@ -82,8 +82,8 @@ public:
 	static std::vector<const char*> args;
 	
 	bool prepared = false;
-	uint32_t width = 1280;
-	uint32_t height = 720;
+	uint32_t width = 1920;
+	uint32_t height = 1080;
 	float frameTimer = 1.0f;
 	Camera camera;
 	glm::vec2 mousePos;
@@ -103,7 +103,7 @@ public:
 
 	struct Settings {
 		uint32_t selectedPhysicalDeviceIndex = 7;
-		bool validation = true; // 校验层开关
+		bool validation = false; // 校验层开关
 		bool fullscreen = false; // 全屏开关
 		bool vsync = false; // 垂直同步开关
 		bool multiSampling = false; // 多重采样
@@ -111,7 +111,7 @@ public:
 		bool headless = false; // 无头开关
 		bool outputPNGimage = false;
 		bool enableSaveToImageSequeue = true; // 图片序列开关（暂时弃用）
-		uint32_t outputFrameCount = 50; // 图片序列结束帧
+		uint32_t outputFrameCount = 480; // 图片序列结束帧
 		bool takeScreenShot = false; // 截屏（暂时弃用）
 		uint32_t startFrameCount = 1; // 图片序列开始帧
 
diff --git a/src/render/render.cpp b/src/render/render.cpp
index 3054655..1d20f69 100644
--- a/src/render/render.cpp
+++ b/src/render/render.cpp
@@ -203,7 +203,7 @@ PlumageRender::PlumageRender()
 		models.scene.loadFromFile(filename, vulkanDevice, queue);
 		auto tFileLoad = std::chrono::duration<double, std::milli>(std::chrono::high_resolution_clock::now() - tStart).count();
 		std::cout << "Loading took " << tFileLoad << " ms" << std::endl;
-		camera.setPosition({ 0.0f, 0.0f, -6.0f });
+		camera.setPosition({ 0.0f, 0.5f, -6.0f });
 		camera.setRotation({ 0.0f, 0.0f, 0.0f });
 	}
 
diff --git a/src/render/render.h b/src/render/render.h
index a4e4dad..95e1b75 100644
--- a/src/render/render.h
+++ b/src/render/render.h
@@ -129,7 +129,7 @@ public:
 
 	struct FilePath
 	{	//model path
-		std::string glTFModelFilePath = getAssetPath() + "models/DamagedHelmet/DamagedHelmet.gltf";
+		std::string glTFModelFilePath = getAssetPath() + "models/free_porsche_911_carrera_4s.glb";
 		std::string modelVertShaderPath = getAssetPath() + "buster_drone/shaders/glsl/mesh.vert.spv";
 		std::string modelFragShaderPath = getAssetPath() + "buster_drone/shaders/glsl/mesh.frag.spv";
 		
@@ -159,7 +159,7 @@ public:
 		std::string brdfVertShaderPath = getAssetPath() + "shaders/genbrdflut.vert.spv";
 		std::string brdfFragShaderPath = getAssetPath() + "shaders/genbrdflut.frag.spv";
 		// environment map texture
-		std::string envMapFilePath = getAssetPath() + "environments/metro_noord_4k_hdr16f_cube.ktx";
+		std::string envMapFilePath = getAssetPath() + "environments/7_4k_hdr16f_cube.ktx";
 		std::string emptyEnvmapFilePath = getAssetPath() + "textures/empty.ktx";
 		// pbr shader
 		std::string pbrVertShaderPath = getAssetPath() + "shaders/pbr.vert.spv";