diff --git a/vulkan/FaceApp.cpp b/vulkan/FaceApp.cpp
index d11a4e2..8e290b1 100644
--- a/vulkan/FaceApp.cpp
+++ b/vulkan/FaceApp.cpp
@@ -501,7 +501,7 @@ void FaceApp::render(VkCommandBuffer commandBuffer)
 #ifdef _WIN32
 	vkCmdDrawIndexed(commandBuffer, obj_indices.size(), 1, 0, 0, 0);
 #else
-	if (getCurrentTimeMillis() - last_update_time < 1000)
+	if (getCurrentTimeMillis() - last_update_time < 2000)
 	{
         vkCmdDrawIndexed(commandBuffer, obj_indices.size(), 1, 0, 0, 0);
 	}
@@ -510,11 +510,28 @@ void FaceApp::render(VkCommandBuffer commandBuffer)
 
 void FaceApp::createVmaAllocator()
 {
-	VmaAllocatorCreateInfo allocatorInfo = {};
+	//VmaAllocatorCreateInfo allocatorInfo = {};
+	//allocatorInfo.physicalDevice = physicalDevice;
+	//allocatorInfo.device = device;
+	//allocatorInfo.instance = instance;
+	//allocatorInfo.vulkanApiVersion = VK_API_VERSION_1_0;
+	//vmaCreateAllocator(&allocatorInfo, &allocator);
+
+	// 1. 设置 Vulkan 函数指针
+	VmaVulkanFunctions vulkanFunctions{};
+	vulkanFunctions.vkGetInstanceProcAddr = vkGetInstanceProcAddr;
+	vulkanFunctions.vkGetDeviceProcAddr = vkGetDeviceProcAddr;
+
+	// 2. 配置 Allocator
+	VmaAllocatorCreateInfo allocatorInfo{};
 	allocatorInfo.physicalDevice = physicalDevice;
 	allocatorInfo.device = device;
 	allocatorInfo.instance = instance;
-	vmaCreateAllocator(&allocatorInfo, &allocator);
+	allocatorInfo.vulkanApiVersion = VK_API_VERSION_1_0;
+	allocatorInfo.pVulkanFunctions = &vulkanFunctions;
+
+
+	VkResult result = vmaCreateAllocator(&allocatorInfo, &allocator);
 }
 
 void FaceApp::initVulkan()
@@ -537,6 +554,7 @@ void FaceApp::initVulkan()
 	create_pipelines_bg();
 
 	uploadVertexData();
+	last_update_time = getCurrentTimeMillis();
 	faceAppInited = true;
 
 #if _WIN32