void CreateDevice()
{
var features = new Native <VkPhysicalDeviceFeatures>();
VK.GetPhysicalDeviceFeatures(physicalDevice, features.Address);
HashSet <uint> uniqueIndices = new HashSet <uint> {
graphicsIndex, presentIndex
};
var queueInfos = new NativeArray <VkDeviceQueueCreateInfo>(uniqueIndices.Count);
var priorities = new Native <float>(1);
int i = 0;
foreach (var ind in uniqueIndices)
{
var queueInfo = new VkDeviceQueueCreateInfo();
queueInfo.sType = CSGL.Vulkan.VkStructureType.DeviceQueueCreateInfo;
queueInfo.queueFamilyIndex = ind;
queueInfo.queueCount = 1;
queueInfo.pQueuePriorities = priorities.Address;
queueInfos[i] = queueInfo;
i++;
}
var info = new VkDeviceCreateInfo();
info.sType = CSGL.Vulkan.VkStructureType.DeviceCreateInfo;
info.pQueueCreateInfos = queueInfos.Address;
info.queueCreateInfoCount = (uint)uniqueIndices.Count;
info.pEnabledFeatures = features.Address;
var extensionsNative = new NativeStringArray(deviceExtensions);
info.ppEnabledExtensionNames = extensionsNative.Address;
info.enabledExtensionCount = (uint)deviceExtensions.Length;
var result = VK.CreateDevice(physicalDevice, ref info, alloc, out device);
VK.GetDeviceQueue(device, graphicsIndex, 0, out graphicsQueue);
VK.GetDeviceQueue(device, presentIndex, 0, out presentQueue);
features.Dispose();
priorities.Dispose();
queueInfos.Dispose();
extensionsNative.Dispose();
}
void CreateInstance()
{
var appName = new InteropString("Hello Triangle");
var appInfo = new VkApplicationInfo();
appInfo.sType = CSGL.Vulkan.VkStructureType.ApplicationInfo;
appInfo.pApplicationName = appName.Address;
appInfo.applicationVersion = new CSGL.Vulkan.VkVersion(1, 0, 0);
appInfo.engineVersion = new CSGL.Vulkan.VkVersion(0, 0, 1);
appInfo.apiVersion = new CSGL.Vulkan.VkVersion(1, 0, 0);
var appInfoNative = new Native <VkApplicationInfo>(appInfo);
var info = new VkInstanceCreateInfo();
info.sType = CSGL.Vulkan.VkStructureType.InstanceCreateInfo;
info.pApplicationInfo = appInfoNative.Address;
var extensions = GLFW.GetRequiredInstanceExceptions();
var extensionsNative = new NativeStringArray(extensions);
info.ppEnabledExtensionNames = extensionsNative.Address;
info.enabledExtensionCount = (uint)extensions.Count;
var layersNative = new NativeStringArray(layers);
info.ppEnabledLayerNames = layersNative.Address;
info.enabledLayerCount = (uint)layers.Length;
var result = VK.CreateInstance(ref info, alloc, out instance);
appName.Dispose();
appInfoNative.Dispose();
extensionsNative.Dispose();
layersNative.Dispose();
}