private static VkSurfaceKHR CreateUIViewSurface(VkGraphicsDevice gd, VkInstance instance, UIViewSwapchainSource uiViewSource, bool hasExtMetalSurface)
{
CAMetalLayer metalLayer = CAMetalLayer.New();
UIView uiView = new UIView(uiViewSource.UIView);
metalLayer.frame = uiView.frame;
metalLayer.opaque = true;
uiView.layer.addSublayer(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
{
VkIOSSurfaceCreateInfoMVK surfaceCI = VkIOSSurfaceCreateInfoMVK.New();
surfaceCI.pView = uiView.NativePtr.ToPointer();
VkResult result = vkCreateIOSSurfaceMVK(instance, ref surfaceCI, null, out VkSurfaceKHR surface);
return(surface);
}
}
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);
}
}
