public void InitVulkan()
{
this.createVulkanInstance();
if (this.validationLayersEnabled)
{
this.debugCallbacks.ForEach((DebugCallbackData callbackData) => {
callbackData.wrapper = VkHelper.RegisterDebugReportCallback(this.Instance,
callbackData.flags, callbackData.callback);
});
}
this.Window.CreateVulkanSurface();
this.PhysicalDevice = VkHelper.SelectPhysicalDevice(this.Instance, this.physicalDeviceChecks);
this.createLogicalDevice();
this.createShaderModules();
this.GraphicsQueue = this.Device.GetQueue(this.vkQueueFamilies.GraphicsFamily.Value, 0);
this.TransferQueue = this.GraphicsQueue;
this.PresentQueue = this.Device.GetQueue(this.vkQueueFamilies.PresentFamily.Value, 0);
this.createGraphicsCommandPool();
this.createTransferCommandPool();
this.createVertexBuffer();
this.createIndexBuffer();
this.createDescriptorSetLayout();
this.createPipelineWrapper();
this.createSyncObjects();
}
public static bool CheckPhysicalDeviceQueueFamilySupport(Vk.PhysicalDevice device,
Vk.QueueFlags flags, Vk.SurfaceKhr surface, out QueueFamilyIndices queueFamilies)
{
Vk.QueueFamilyProperties[] props = device.GetQueueFamilyProperties();
queueFamilies = new QueueFamilyIndices();
for (uint i = 0; i < props.Length; i++)
{
Vk.QueueFamilyProperties family = props[i];
if (family.QueueCount > 0)
{
if (family.QueueFlags.HasFlag(flags))
{
queueFamilies.GraphicsFamily = i;
}
if (device.GetSurfaceSupportKHR(i, surface))
{
queueFamilies.PresentFamily = i;
}
if (queueFamilies.AllFamiliesExist())
{
return(true);
}
}
}
return(false);
}
public Vk.Device Create(Vk.PhysicalDevice physicalDevice)
{
Vk.DeviceCreateInfo deviceInfo = new Vk.DeviceCreateInfo();
deviceInfo.QueueCreateInfos = this.queueInfos.ToArray();
deviceInfo.QueueCreateInfoCount = (uint)this.queueInfos.Count;
deviceInfo.EnabledFeatures = this.deviceFeatures;
if (this.extensions.Count != 0)
{
deviceInfo.EnabledExtensionNames = this.extensions.ToArray();
}
deviceInfo.EnabledExtensionCount = (uint)this.extensions.Count;
if (this.validationLayers.Count != 0)
{
deviceInfo.EnabledLayerNames = this.validationLayers.ToArray();
}
deviceInfo.EnabledLayerCount = (uint)this.validationLayers.Count;
return(physicalDevice.CreateDevice(deviceInfo));
}
public static SwapchainSupportDetails QuerySwapchainSupport(Vk.PhysicalDevice device, Vk.SurfaceKhr surface)
{
SwapchainSupportDetails support = new SwapchainSupportDetails();
support.capabilities = device.GetSurfaceCapabilitiesKHR(surface);
support.formats = device.GetSurfaceFormatsKHR(surface);
support.presentModes = device.GetSurfacePresentModesKHR(surface);
return(support);
}
public static bool CheckDeviceExtensionSupport(Vk.PhysicalDevice device, IEnumerable <string> extensions)
{
Vk.ExtensionProperties[] props = device.EnumerateDeviceExtensionProperties();
return(extensions.All <string>((string requiredExtension) =>
props.Any <Vk.ExtensionProperties>((Vk.ExtensionProperties extension) =>
extension.ExtensionName.Equals(requiredExtension)
)
));
}
public static uint FindMemoryType(uint typeFilter, Vk.PhysicalDevice physicalDevice,
Vk.MemoryPropertyFlags properties)
{
var memProps = physicalDevice.GetMemoryProperties();
for (int i = 0; i < memProps.MemoryTypeCount; i++)
{
bool bitFieldSet = (typeFilter & (1 << i)) != 0;
bool hasProperties = (memProps.MemoryTypes[i].PropertyFlags & properties) == properties;
if (bitFieldSet && hasProperties)
{
return((uint)i);
}
}
throw new System.Exception("Failed to find suitable memory type!");
}
public SwapchainSupportDetails QuerySwapchainSupport(Vk.PhysicalDevice device) => VkHelper.QuerySwapchainSupport(device, this.Window.VulkanSurface);
public bool EnsureQueueFamilySupport(Vk.PhysicalDevice device, Vk.QueueFlags family) =>
VkHelper.CheckPhysicalDeviceQueueFamilySupport(device,
family, this.Window.VulkanSurface, out this.vkQueueFamilies);
