交换链同步改写，加入日志

vulkan/Application.h

@@ -30,6 +30,8 @@ public:
     void recordCommandBuffer(VkCommandBuffer commandBuffer, uint32_t imageIndex);
     void createSyncObjects();
     void drawFrame();
+    void drawLeft();
+    void drawRight();
     bool isInited() { return inited; }
 private:
     VkPhysicalDevice physicalDevice = VK_NULL_HANDLE; // 物理设备
@@ -48,12 +50,21 @@ private:
     VkQueue presentQueue; // 呈现队列
 
     VkCommandPool commandPool;
-    std::vector<VkCommandBuffer> commandBuffers;
-    std::vector<VkSemaphore> imageAvailableSemaphores; // 每个交换链图像一个
-    std::vector<VkSemaphore> renderFinishedSemaphores; // 每个交换链图像一个        
-    std::vector<VkFence> inFlightFences;               // 每个帧在飞行一个
-    std::vector<VkFence> imagesInFlight;               // 跟踪每个图像的使用状态
+    VkCommandBuffer commandBuffers_Left;
+    VkCommandBuffer commandBuffers_Right;
+
+    VkSemaphore imageAvailableSemaphores_Left;
+    VkSemaphore imageAvailableSemaphores_Right;
+
+    VkSemaphore renderFinishedSemaphores_Left;
+    VkSemaphore renderFinishedSemaphores_Right;
+
+    VkFence inFlightFences_Left;
+    VkFence inFlightFences_Right;
+
+    VkFence imagesInFlight_Left = VK_NULL_HANDLE;
+    VkFence imagesInFlight_Right = VK_NULL_HANDLE;
+
     int currentFrame = 0;
-    int MAX_FRAMES_IN_FLIGHT = 2;
     bool inited = false;
 };