private static unsafe VkSurfaceKHR CreateNSWindowSurface(VkGraphicsDevice gd, VkInstance instance, NSWindowSwapchainSource nsWindowSource, bool hasExtMetalSurface)
{
CAMetalLayer metalLayer = CAMetalLayer.New();
NSWindow nswindow = new NSWindow(nsWindowSource.NSWindow);
NSView contentView = nswindow.contentView;
contentView.wantsLayer = true;
contentView.layer = metalLayer.NativePtr;
if (hasExtMetalSurface)
{
VkMetalSurfaceCreateInfoEXT surfaceCI = new VkMetalSurfaceCreateInfoEXT();
surfaceCI.sType = VkMetalSurfaceCreateInfoEXT.VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
surfaceCI.pLayer = metalLayer.NativePtr.ToPointer();
VkSurfaceKHR surface;
VkResult result = gd.CreateMetalSurfaceEXT(instance, &surfaceCI, null, &surface);
CheckResult(result);
return(surface);
}
else
{
VkMacOSSurfaceCreateInfoMVK surfaceCI = VkMacOSSurfaceCreateInfoMVK.New();
surfaceCI.pView = contentView.NativePtr.ToPointer();
VkResult result = vkCreateMacOSSurfaceMVK(instance, ref surfaceCI, null, out VkSurfaceKHR surface);
CheckResult(result);
return(surface);
}
}
private static VkSurfaceKHR CreateNSWindowSurface(VkInstance instance, NSWindowSwapchainSource nsWindowSource)
{
CAMetalLayer metalLayer = CAMetalLayer.New();
NSWindow nswindow = new NSWindow(nsWindowSource.NSWindow);
NSView contentView = nswindow.contentView;
contentView.wantsLayer = true;
contentView.layer = metalLayer.NativePtr;
VkMacOSSurfaceCreateInfoMVK surfaceCI = VkMacOSSurfaceCreateInfoMVK.New();
surfaceCI.pView = contentView.NativePtr.ToPointer();
VkResult result = vkCreateMacOSSurfaceMVK(instance, ref surfaceCI, null, out VkSurfaceKHR surface);
CheckResult(result);
return(surface);
}
public unsafe NativeWindow(
GraphicsService graphicsService,
string title,
int x, int y,
int width, int height,
SDL_WindowFlags flags
)
{
_width = width;
_height = height;
_graphicsService = graphicsService;
_handle = SDL2Native.SDL_CreateWindow(
title,
x, y,
width, height,
flags
);
//get sdl version
var sysWindowInfo = new SDL_SysWMinfo();
SDL2Native.SDL_GetVersion(&sysWindowInfo.version);
_version = sysWindowInfo.version;
if (SDL2Native.SDL_GetWMWindowInfo(
_handle,
&sysWindowInfo
) == 0)
{
throw new Exception("couldn't retrive sdl window information");
}
VkResult error;
VkSurfaceKHR surface;
if (sysWindowInfo.subsystem == SysWMType.Windows)
{
var processHandle = (
Process
.GetCurrentProcess()
.SafeHandle
.DangerousGetHandle()
);
var win32Info = Unsafe.Read <Win32WindowInfo>(&sysWindowInfo.info);
var surfaceInfo = new VkWin32SurfaceCreateInfoKHR
{
sType = VkStructureType.Win32SurfaceCreateInfoKHR,
hinstance = processHandle,
hwnd = win32Info.window
};
error = VulkanNative.vkCreateWin32SurfaceKHR(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else if (sysWindowInfo.subsystem == SysWMType.X11)
{
var x11Info = Unsafe.Read <X11WindowInfo>(&sysWindowInfo.info);
var surfaceInfo = new VkXlibSurfaceCreateInfoKHR
{
sType = VkStructureType.XlibSurfaceCreateInfoKHR,
dpy = (Vulkan.Xlib.Display *)x11Info.display,
window = new Vulkan.Xlib.Window
{
Value = x11Info.window
}
};
error = VulkanNative.vkCreateXlibSurfaceKHR(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else if (sysWindowInfo.subsystem == SysWMType.Wayland)
{
var waylandINfo = Unsafe.Read <WaylandWindowInfo>(&sysWindowInfo.info);
var surfaceInfo = new VkWaylandSurfaceCreateInfoKHR
{
sType = VkStructureType.WaylandSurfaceCreateInfoKHR,
display = (Vulkan.Wayland.wl_display *)waylandINfo.display,
surface = (Vulkan.Wayland.wl_surface *)waylandINfo.surface
};
error = VulkanNative.vkCreateWaylandSurfaceKHR(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else if (sysWindowInfo.subsystem == SysWMType.Android)
{
var androidInfo = Unsafe.Read <AndroidWindowInfo>(&sysWindowInfo.info);
var surfaceInfo = new VkAndroidSurfaceCreateInfoKHR
{
sType = VkStructureType.AndroidSurfaceCreateInfoKHR,
window = (Vulkan.Android.ANativeWindow *)androidInfo.window
};
error = VulkanNative.vkCreateAndroidSurfaceKHR(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else if (sysWindowInfo.subsystem == SysWMType.Mir)
{
var mirInfo = Unsafe.Read <MirWindowInfo>(&sysWindowInfo.info);
var surfaceInfo = new VkMirSurfaceCreateInfoKHR
{
sType = VkStructureType.MirSurfaceCreateInfoKHR,
connection = (Vulkan.Mir.MirConnection *)mirInfo.connection,
mirSurface = (Vulkan.Mir.MirSurface *)mirInfo.mirSurface
};
error = VulkanNative.vkCreateMirSurfaceKHR(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else if (sysWindowInfo.subsystem == SysWMType.Cocoa)
{
var cocaInfo = Unsafe.Read <CocoaWindowInfo>(&sysWindowInfo.info);
var nsWindow = new NSWindow(cocaInfo.Window);
var contentView = nsWindow.contentView;
contentView.wantsLayer = true;
contentView.layer = CAMetalLayer.New().NativePtr;
var surfaceInfo = new VkMacOSSurfaceCreateInfoMVK
{
sType = VkStructureType.MacosSurfaceCreateInfoMvk,
pView = nsWindow.contentView.NativePtr.ToPointer()
};
error = VulkanNative.vkCreateMacOSSurfaceMVK(
graphicsService.Handle,
&surfaceInfo,
null,
&surface
);
}
else
{
throw new PlatformNotSupportedException("this platform is currently not supported");
}
if (error != VkResult.Success)
{
throw new Exception("failed to create window surface");
}
_surface = surface;
}