/// <summary>
/// Initializes a new instance of the <see cref="PhysicalDeviceExternalImageFormatInfoKhx"/> structure.
/// </summary>
/// <param name="handleType">
/// A bit indicating a memory handle type that will be used with the memory associated with
/// the image.
/// </param>
/// <param name="next">
/// Is <see cref="IntPtr.Zero"/> or a pointer to an extension-specific structure.
/// </param>
public PhysicalDeviceExternalImageFormatInfoKhx(ExternalMemoryHandleTypesKhx handleType,
IntPtr next = default(IntPtr))
{
Type = StructureType.PhysicalDeviceExternalImageFormatInfoKhx;
Next = next;
HandleType = handleType;
}
/// <summary>
/// Get a POSIX file descriptor for a memory object.
/// </summary>
/// <param name="memory">The memory object from which the handle will be exported.</param>
/// <param name="handleType">The type of handle requested.</param>
/// <returns>A file descriptor representing the underlying resources of the device memory object.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static int GetFdKhx(this DeviceMemory memory, ExternalMemoryHandleTypesKhx handleType)
{
int fd;
Result result = vkGetMemoryFdKHX(memory.Parent, memory, handleType, &fd);
VulkanException.ThrowForInvalidResult(result);
return(fd);
}
/// <summary>
/// Get a Windows HANDLE for a memory object.
/// </summary>
/// <param name="memory">The memory object from which the handle will be exported.</param>
/// <param name="handleType">The type of handle requested.</param>
/// <returns>The Windows handle representing the underlying resources of the device memory object.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static IntPtr GetWin32HandleKhx(this DeviceMemory memory, ExternalMemoryHandleTypesKhx handleType)
{
IntPtr handle;
Result result = vkGetMemoryWin32HandleKHX(memory.Parent, memory, handleType, &handle);
VulkanException.ThrowForInvalidResult(result);
return(handle);
}
/// <summary>
/// Get properties of external memory file descriptors.
/// <para>
/// POSIX file descriptor memory handles compatible with Vulkan may also be created by
/// non-Vulkan APIs using methods beyond the scope of this specification.
/// </para>
/// </summary>
/// <param name="device">The logical device that will be importing <paramref name="fd"/>.</param>
/// <param name="handleType">The type of the handle <paramref name="fd"/>.</param>
/// <param name="fd">The handle which will be imported.</param>
/// <returns>Properties of the handle <paramref name="fd"/>.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static MemoryFdPropertiesKhx GetMemoryFdPropertiesKhx(this Device device,
ExternalMemoryHandleTypesKhx handleType, int fd)
{
MemoryFdPropertiesKhx properties;
Result result = vkGetMemoryFdPropertiesKHX(device)(device, handleType, fd, &properties);
VulkanException.ThrowForInvalidResult(result);
return(properties);
}
/// <summary>
/// Get properties of external memory Win32 handles.
/// <para>
/// Windows memory handles compatible with Vulkan may also be created by non-Vulkan APIs
/// using methods beyond the scope of this specification.
/// </para>
/// </summary>
/// <param name="device">The logical device that will be importing <paramref name="handle"/>.</param>
/// <param name="handleType">The type of the handle <paramref name="handle"/>.</param>
/// <param name="handle">the handle which will be imported.</param>
/// <returns>Properties of <paramref name="handle"/>.</returns>
/// <exception cref="VulkanException">Vulkan returns an error code.</exception>
public static MemoryWin32HandlePropertiesKhx GetMemoryWin32HandlePropertiesKhx(this Device device,
ExternalMemoryHandleTypesKhx handleType, IntPtr handle)
{
MemoryWin32HandlePropertiesKhx properties;
Result result = vkGetMemoryWin32HandlePropertiesKHX(device, handleType, handle, &properties);
VulkanException.ThrowForInvalidResult(result);
return(properties);
}
