vulkan - 只能在调试模式下创建逻辑设备
问题描述
我得到VK_ERROR_FEATURE_NOT_PRESENT(-8)
。
但我vkGetPhysicalDeviceFeatures
用来获取功能。
我的代码:
std::vector<VkDeviceQueueCreateInfo> LogicalDevice::CreateDeviceQueueCreateInfos(QueueFamilies queueFamilies)
{
std::vector uniqueQueueFamilies = queueFamilies.GetUniqueQueueFamilies();
std::vector<VkDeviceQueueCreateInfo> queueCreateInfos;
for (auto queueFamily : uniqueQueueFamilies)
{
const int countOfQueues = queueFamily.CountOfQueues;
std::vector<float> queuePriorities(countOfQueues);
for (int indexOfPriority = 0; indexOfPriority < countOfQueues; indexOfPriority++)
{
queuePriorities[indexOfPriority] = 1.0f - ( (float) indexOfPriority / countOfQueues);
}
VkDeviceQueueCreateInfo queueCreateInfo{};
queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queueCreateInfo.queueFamilyIndex = queueFamily.Index.value();
queueCreateInfo.queueCount = queueFamily.CountOfQueues;
queueCreateInfo.flags = queueFamily.Flags;
queueCreateInfo.pQueuePriorities = queuePriorities.data();
queueCreateInfos.push_back(queueCreateInfo);
}
return queueCreateInfos;
}
VkDeviceCreateInfo LogicalDevice::GetDeviceCreateInfo(std::vector<VkDeviceQueueCreateInfo> deviceQueueCreateInfos, VkPhysicalDevice physicalDevice)
{
VkPhysicalDeviceFeatures deviceFeatures{};
vkGetPhysicalDeviceFeatures(physicalDevice, &deviceFeatures);
VkDeviceCreateInfo deviceCreateInfo{};
deviceCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
deviceCreateInfo.queueCreateInfoCount = static_cast<uint32_t>(deviceQueueCreateInfos.size());
deviceCreateInfo.pQueueCreateInfos = deviceQueueCreateInfos.data();
deviceCreateInfo.pEnabledFeatures = &deviceFeatures;
return deviceCreateInfo;
}
void LogicalDevice::Initialize(VkPhysicalDevice physicalDevice, VkSurfaceKHR surfaceForPickingPhysicalDevice)
{
m_queueFamilies = QueueFamilies::GetQueueFamilies(physicalDevice, surfaceForPickingPhysicalDevice);
std::vector<VkDeviceQueueCreateInfo> deviceQueueCreateInfos = CreateDeviceQueueCreateInfos(m_queueFamilies);
VkDeviceCreateInfo deviceCreateInfo = GetDeviceCreateInfo(deviceQueueCreateInfos, physicalDevice);
VkResult result = vkCreateDevice(physicalDevice, &deviceCreateInfo, nullptr, &m_vulkanDevice);
if (result != VK_SUCCESS)
{
throw new std::runtime_error("Cannot create logical device.");
}
}
解决方案
deviceFeature
您将特征读入其中并在创建信息结构中指向的变量是GetDeviceCreateInfo
. 这超出了您调用的范围vkCreateDevice
,这会导致未定义的行为。相反,您可能会在设备创建时收到随机垃圾,这会导致该错误。
推荐阅读
- jenkins-plugins - Jenkins 性能报告插件不会失败步骤
- reactjs - 如何在 Swiper 自定义分页项目符号上触发 onMouseEnter React 事件
- elasticsearch - 在单个查询中获取度量聚合输出的文档。弹性搜索
- javascript - nginx API 网址 https → http
- javascript - 为什么当我尝试在 react.js 中获取图像的高度和宽度时它返回未定义
- flutter - 有没有办法在 Flutter/Dart 中访问状态变量?
- python - Python中的while循环和随机数问题
- c - 如何在文本文件上打印斜体文本?
- java - Java Kafka 结构化流
- javascript - 如何在 Nuxt JS 中异步全局 Mixin 数据?