vulkan/Application.cpp

@@ -1,5 +1,6 @@
-#include "Application.h"
+#include "Application.h"
 #include "lodepng.h"
+#include <string>
 
 #ifdef _WIN32
 	#include <codecvt>
@@ -75,14 +76,13 @@ void Application::initVulkan()
 	}
 	
 	if (!_sceondInited) {
-
 		createSurface();
-		createSwapChain();         // 创建交换链
+		createSwapChain();
-		createImageViews();        // 创建交换链图像视图
+		createImageViews();
-		createRenderPass();        // 创建渲染流程
+		createRenderPass();
-		createPipelineLayout(); // 在这里调用
+		createPipelineLayout();
-		createGraphicsPipeline();  // 创建图形管线
+		createGraphicsPipeline();
-		createFramebuffers();      // 创建帧缓冲区
+		createFramebuffers();
 		_sceondInited = true;
 	}
 }
@@ -476,7 +476,6 @@ void Application::createCommandBuffer()
 
 void Application::createSyncObjects() 
 {
-
 	imageAvailableSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
 	renderFinishedSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
 	inFlightFences.resize(MAX_FRAMES_IN_FLIGHT);
@@ -489,16 +488,11 @@ void Application::createSyncObjects()
 	fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
 	fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
 
-	// 为每个交换链图像创建信号量
 	for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
 		if (vkCreateSemaphore(device, &semaphoreInfo, nullptr, &imageAvailableSemaphores[i]) != VK_SUCCESS ||
 			vkCreateSemaphore(device, &semaphoreInfo, nullptr, &renderFinishedSemaphores[i]) != VK_SUCCESS) {
 			throw std::runtime_error("failed to create synchronization objects!");
 		}
-	}
-
-	// 为每个帧在飞行创建栅栏
-	for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
 		if (vkCreateFence(device, &fenceInfo, nullptr, &inFlightFences[i]) != VK_SUCCESS) {
 			throw std::runtime_error("failed to create synchronization objects!");
 		}
@@ -554,10 +548,9 @@ void Application::drawFrame(long long frameTime)
 	// 1. 等待前一帧完成
 	vkWaitForFences(device, 1, &inFlightFences[currentFrame], VK_TRUE, UINT64_MAX);
 
-	// 2. 获取交换链图像 - 使用当前帧的信号量
+	// 2. 获取交换链图像
 	uint32_t imageIndex;
 	VkResult result = vkAcquireNextImageKHR(device, swapChain, UINT64_MAX, imageAvailableSemaphores[currentFrame], VK_NULL_HANDLE, &imageIndex);
-
 	if (result != VK_SUCCESS) {
 		throw std::runtime_error("failed to acquire swap chain image!");
 	}
@@ -566,7 +559,6 @@ void Application::drawFrame(long long frameTime)
 	if (imagesInFlight[imageIndex] != VK_NULL_HANDLE) {
 		vkWaitForFences(device, 1, &imagesInFlight[imageIndex], VK_TRUE, UINT64_MAX);
 	}
-	// 标记该图像正在被当前帧使用
 	imagesInFlight[imageIndex] = inFlightFences[currentFrame];
 
 	// 4. 重置栅栏
@@ -579,39 +571,34 @@ void Application::drawFrame(long long frameTime)
 	// 6. 提交命令缓冲区
 	VkSubmitInfo submitInfo{};
 	submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
-
-	// 等待图像获取完成
 	VkSemaphore waitSemaphores[] = { imageAvailableSemaphores[currentFrame] };
 	VkPipelineStageFlags waitStages[] = { VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT };
 	submitInfo.waitSemaphoreCount = 1;
 	submitInfo.pWaitSemaphores = waitSemaphores;
 	submitInfo.pWaitDstStageMask = waitStages;
-
 	submitInfo.commandBufferCount = 1;
 	submitInfo.pCommandBuffers = &commandBuffers[currentFrame];
-
-	// 使用对应图像的渲染完成信号量
 	VkSemaphore signalSemaphores[] = { renderFinishedSemaphores[imageIndex] };
 	submitInfo.signalSemaphoreCount = 1;
 	submitInfo.pSignalSemaphores = signalSemaphores;
 
+	// graphicsQueue 与主线程 drawFrame、FaceApp::endSingleTimeCommands（JNI/worker 线程）共用，必须串行
+	{
+		std::lock_guard<std::mutex> lock(mtx);
 		if (vkQueueSubmit(graphicsQueue, 1, &submitInfo, inFlightFences[currentFrame]) != VK_SUCCESS) {
 			throw std::runtime_error("failed to submit draw command buffer!");
 		}
-
 		// 7. 呈现图像
 		VkPresentInfoKHR presentInfo{};
 		presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
 		presentInfo.waitSemaphoreCount = 1;
-	presentInfo.pWaitSemaphores = signalSemaphores; // 等待对应图像的渲染完成信号量
+		presentInfo.pWaitSemaphores = signalSemaphores;
-
 		VkSwapchainKHR swapChains[] = { swapChain };
 		presentInfo.swapchainCount = 1;
 		presentInfo.pSwapchains = swapChains;
 		presentInfo.pImageIndices = &imageIndex;
-
 		result = vkQueuePresentKHR(presentQueue, &presentInfo);
-
+	}
 	if (result != VK_SUCCESS) {
 		throw std::runtime_error("failed to present swap chain image!");
 	}
@@ -635,7 +622,6 @@ void Application::cleanup() {
 
 	vkDeviceWaitIdle(device);
 
-	// 正确销毁所有同步对象
 	for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
 		vkDestroySemaphore(device, imageAvailableSemaphores[i], nullptr);
 		vkDestroySemaphore(device, renderFinishedSemaphores[i], nullptr);

vulkan/Application.h

@@ -1,4 +1,4 @@
-
+
 #pragma once
 
 
@@ -81,7 +81,6 @@ public:
     bool _applicationInited = false;
     void cleanupSecondInit();
 
-
 protected:
     void loadTexture(std::string path, Texture& tex, bool srgb, VkCommandPool pool);
     void loadTexture(std::vector<unsigned char>& image_data, size_t image_size, int w, int h, Texture& tex, bool srgb, VkCommandPool pool, std::string path);

vulkan/FaceApp.cpp

@@ -1,4 +1,4 @@
-#include "FaceApp.h"
+#include "FaceApp.h"
 #include "hardcode_data.h"
 #include "lodepng.h"
 #include <sstream>
@@ -984,9 +984,12 @@ void FaceApp::endSingleTimeCommands(VkCommandBuffer commandBuffer) {
     submitInfo.commandBufferCount = 1;
     submitInfo.pCommandBuffers = &commandBuffer;
 
+    // 与 Application::drawFrame 共用 graphicsQueue，必须串行，避免驱动内 SIGSEGV
+    {
+        std::lock_guard<std::mutex> lock(mtx);
         vkQueueSubmit(graphicsQueue, 1, &submitInfo, VK_NULL_HANDLE);
         vkQueueWaitIdle(graphicsQueue);
-
+    }
     vkFreeCommandBuffers(device, commandPool, 1, &commandBuffer);
 }