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xo-imgui: refactor ex4a: create_logical_device -> .cpp

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This commit is contained in:
Roland Conybeare 2025-11-11 09:43:34 -05:00
commit 9e10535fe6
2 changed files with 68 additions and 63 deletions
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29
xo-imgui/example/ex4a/VulkanApp.cpp
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@ -136,4 +136,33 @@ MinimalImGuiVulkan::pick_physical_device()
}
}
void
MinimalImGuiVulkan::create_logical_device()
{
VkDeviceQueueCreateInfo queue_create_info{};
queue_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queue_create_info.queueFamilyIndex = graphics_queue_family_;
queue_create_info.queueCount = 1;
float queuePriority = 1.0f;
queue_create_info.pQueuePriorities = &queuePriority;
VkPhysicalDeviceFeatures deviceFeatures{};
VkDeviceCreateInfo create_info{};
create_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
create_info.pQueueCreateInfos = &queue_create_info;
create_info.queueCreateInfoCount = 1;
create_info.pEnabledFeatures = &deviceFeatures;
const char* deviceExtensions[] = { VK_KHR_SWAPCHAIN_EXTENSION_NAME };
create_info.enabledExtensionCount = 1;
create_info.ppEnabledExtensionNames = deviceExtensions;
if (vkCreateDevice(physical_device_, &create_info, nullptr, &(this->device_)) != VK_SUCCESS) {
throw std::runtime_error("Failed to create logical device!");
}
vkGetDeviceQueue(device_, graphics_queue_family_, 0, &graphics_queue_);
}
/* end VulkanApp.cpp */