/// <summary>
/// Signal a fence when a device event occurs.
/// </summary>
/// <param name="device">A logical device on which the event may occur.</param>
/// <param name="deviceEventInfo">A structure describing the event of interest to the application.</param>
/// <param name="allocator">Controls host memory allocation.</param>
/// <returns>The resulting fence object.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static Fence RegisterDeviceEventExt(this Device device, DeviceEventInfoExt deviceEventInfo,
AllocationCallbacks? allocator = null)
{
deviceEventInfo.Prepare();
AllocationCallbacks.Native* nativeAllocator = null;
if (allocator.HasValue)
{
nativeAllocator = (AllocationCallbacks.Native*)Interop.Alloc<AllocationCallbacks.Native>();
allocator.Value.ToNative(nativeAllocator);
}
long handle;
Result result = vkRegisterDeviceEventEXT(device)(device, &deviceEventInfo, nativeAllocator, &handle);
Interop.Free(nativeAllocator);
VulkanException.ThrowForInvalidResult(result);
return new Fence(device, ref allocator, handle);
}
/// <summary>
/// Create a <see cref="SurfaceKhr"/> object for a VI layer.
/// <para>
/// During the lifetime of a surface created using a particular `NativeWindowHandle`, any
/// attempts to create another surface for the same `Layer` and any attempts to connect to
/// the same layer through other platform mechanisms will have undefined results.
/// </para>
/// <para>
/// The <see cref="SurfaceCapabilitiesKhr.CurrentExtent"/> of a VI surface is always
/// undefined. Applications are expected to choose an appropriate size for the swapchain's
/// <see cref="SwapchainCreateInfoKhr.ImageExtent"/> (e.g., by matching the the result of a
/// call to `GetDisplayResolution`).
/// </para>
/// </summary>
/// <param name="instance">The <see cref="Instance"/> to associate with the surface.</param>
/// <param name="createInfo">
/// The structure containing the parameters affecting the creation of the surface object.
/// </param>
/// <param name="allocator">
/// The allocator used for host memory allocated for the surface object.
/// </param>
/// <returns>The resulting surface object handle.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static SurfaceKhr CreateVISurfaceNN(this Instance instance,
VISurfaceCreateInfoNN createInfo, AllocationCallbacks?allocator = null)
{
createInfo.Prepare();
AllocationCallbacks.Native *nativeAllocator = null;
if (allocator.HasValue)
{
nativeAllocator = (AllocationCallbacks.Native *)Interop.Alloc <AllocationCallbacks.Native>();
allocator.Value.ToNative(nativeAllocator);
}
long handle;
Result result = vkCreateViSurfaceNN(instance)(instance, &createInfo, nativeAllocator, &handle);
Interop.Free(nativeAllocator);
VulkanException.ThrowForInvalidResult(result);
return(new SurfaceKhr(instance, ref allocator, handle));
}
