public static unsafe void RunApp(IReadOnlyList <string> args, IntPtr callback)
{
BeginRun();
var argsPtr = SilkMarshal.StringArrayToPtr(args);
CoreRunApp(args.Count, (byte **)argsPtr, callback);
SilkMarshal.Free(argsPtr);
EndRun();
}
public static unsafe void RunApp(IReadOnlyList <string> args, Action <string[]> callback)
{
BeginRun();
var argsPtr = SilkMarshal.StringArrayToPtr(args);
CurrentMain = (numArgs, inArgsPtr) => callback(SilkMarshal.PtrToStringArray((IntPtr)inArgsPtr, numArgs));
CoreRunApp(args.Count, (byte **)argsPtr, GetCallMainPtr());
CurrentMain = null;
SilkMarshal.Free(argsPtr);
EndRun();
}
public static unsafe void RunApp(IReadOnlyList <string> args, MainFunction callback)
{
BeginRun();
var argsPtr = SilkMarshal.StringArrayToPtr(args);
CurrentMain = callback;
CoreRunApp(args.Count, (byte **)argsPtr, GetCallMainPtr());
CurrentMain = null;
SilkMarshal.Free(argsPtr);
EndRun();
}
private unsafe void Name(ObjectType type, ulong handle, string name)
{
if (_debugUtils is not null)
{
var ptr = SilkMarshal.StringToPtr(name);
_debugUtils.SetDebugUtilsObjectName(_logicalDevice,
new DebugUtilsObjectNameInfoEXT(objectType: type, objectHandle: handle,
pObjectName: (byte *)ptr))
.ThrowCode();
SilkMarshal.Free(ptr);
}
}
public unsafe void TestALContextTryGetExtension(bool isPresent)
{
// never do anything demonstrated in this test
using var loader = new LamdaNativeContext(GetLoader(isPresent, out var loaderPtr, out var ctxLoaderPtr));
using var alc = new ALContext(loader);
void Test <T>() where T : NativeExtension <ALContext>
{
_testOutputHelper.WriteLine(typeof(T).ToString());
Assert.Equal(alc.TryGetExtension(null, out T ext), isPresent);
Assert.Equal(ext is not null, isPresent);
}
Test <Capture>();
Test <Enumeration>();
Test <EnumerateAll>();
Test <CaptureEnumerationEnumeration>();
Test <EffectExtensionContext>();
SilkMarshal.Free(loaderPtr);
SilkMarshal.Free(ctxLoaderPtr);
}
public unsafe void TestALTryGetExtension(bool isPresent)
{
// never do anything demonstrated in this test
using var loader = new LamdaNativeContext(GetLoader(isPresent, out var loaderPtr, out var ctxLoaderPtr));
using var al = new AL(loader);
void Test <T>() where T : NativeExtension <AL>
{
_testOutputHelper.WriteLine(typeof(T).ToString());
Assert.Equal(al.TryGetExtension(out T ext), isPresent);
Assert.Equal(ext is not null, isPresent);
}
Test <SoftGainClamp>();
Test <SoftEvents>();
Test <SoftSourceResampler>();
Test <EffectExtension>();
Test <XRam>();
Test <DeferredUpdates>();
SilkMarshal.Free(loaderPtr);
SilkMarshal.Free(ctxLoaderPtr);
}
private void InitializeVulkan(string applicationName, uint applicationVersion)
{
Console.WriteLine("Initializing Vulkan");
#if VALIDITION
DebugUtilsMessengerCreateInfoEXT GetDebugMessenger(void *pNext)
{
return(new DebugUtilsMessengerCreateInfoEXT(
messageSeverity: DebugUtilsMessageSeverityFlagsEXT.DebugUtilsMessageSeverityVerboseBitExt |
DebugUtilsMessageSeverityFlagsEXT.DebugUtilsMessageSeverityInfoBitExt |
DebugUtilsMessageSeverityFlagsEXT.DebugUtilsMessageSeverityWarningBitExt |
DebugUtilsMessageSeverityFlagsEXT.DebugUtilsMessageSeverityErrorBitExt,
messageType: DebugUtilsMessageTypeFlagsEXT.DebugUtilsMessageTypeGeneralBitExt |
DebugUtilsMessageTypeFlagsEXT.DebugUtilsMessageTypePerformanceBitExt |
DebugUtilsMessageTypeFlagsEXT.DebugUtilsMessageTypeValidationBitExt,
pfnUserCallback: new PfnDebugUtilsMessengerCallbackEXT(DebugCallback), pNext: pNext));
}
#endif
_vk = Vk.GetApi();
const uint engineVersion = 1;
const string engineName = "Videre";
var instanceLayers = new List <string>();
var instanceExtensions = new List <string>();
var pApplicationName = SilkMarshal.StringToPtr(applicationName);
var pEngineName = SilkMarshal.StringToPtr(engineName);
var applicationInfo = new ApplicationInfo(pApplicationName: (byte *)pApplicationName,
applicationVersion: applicationVersion, pEngineName: (byte *)pEngineName, engineVersion: engineVersion,
apiVersion: new Version32(1, 1, 0));
Version32 apiVersion = default;
_vk.EnumerateInstanceVersion((uint *)&apiVersion);
Console.WriteLine($"Instance Version: {apiVersion.Major}.{apiVersion.Minor}.{apiVersion.Patch}");
void *instancepNext = default;
// instanceExtensions.Add(KhrSurface.ExtensionName);
instanceExtensions.AddRange(SilkMarshal.PtrToStringArray((nint)View.VkSurface.GetRequiredExtensions(out var requiredExtensionsCount), (int)requiredExtensionsCount));
instanceExtensions.Add(ExtDebugUtils.ExtensionName);
Console.WriteLine($"Creating Instance with {instanceExtensions.Count} extensions");
VerifyInstanceExtensionsAvailable(_vk, instanceExtensions);
var ppEnabledLayers = instanceLayers.Count > 0 ? (byte **)SilkMarshal.StringArrayToPtr(instanceLayers) : null;
var ppEnabledExtensions = instanceExtensions.Count > 0 ? (byte **)SilkMarshal.StringArrayToPtr(instanceExtensions) : null;
_vk.CreateInstance(
new InstanceCreateInfo(pApplicationInfo: &applicationInfo,
enabledLayerCount: (uint)instanceLayers.Count, ppEnabledLayerNames: ppEnabledLayers,
enabledExtensionCount: (uint)instanceExtensions.Count,
ppEnabledExtensionNames: ppEnabledExtensions, pNext: instancepNext), _allocationCallbacks.AllocationCallbacks, out _instance)
.ThrowCode();
SilkMarshal.Free((nint)ppEnabledLayers);
SilkMarshal.Free((nint)ppEnabledExtensions);
_vk.CurrentInstance = _instance;
if (!_vk.TryGetInstanceExtension(_instance, out _khrSurface))
{
Console.WriteLine($"Could not load {KhrSurface.ExtensionName}");
}
_vk.TryGetInstanceExtension(_instance, out _debugUtils);
Console.WriteLine("Creating Surface");
_surface = View.VkSurface.Create(_instance.ToHandle(), (AllocationCallbacks *)null).ToSurface();
uint deviceCount = 0;
_vk.EnumeratePhysicalDevices(_instance, ref deviceCount, null).ThrowCode();
var devices = (PhysicalDevice *)SilkMarshal.Allocate((int)(deviceCount * sizeof(PhysicalDevice)));
_vk.EnumeratePhysicalDevices(_instance, ref deviceCount, devices).ThrowCode();
Console.WriteLine($"Found {deviceCount} devices");
Console.WriteLine("Creating Device");
// TODO: actually somehow reasonably find the best device.
for (int i = 0; i < deviceCount; i++)
{
var physicalDevice = devices[i];
_physicalDeviceFeatures = _vk.GetPhysicalDeviceFeature(physicalDevice);
uint presentModeCount = 0;
_khrSurface.GetPhysicalDeviceSurfacePresentModes(physicalDevice, _surface, ref presentModeCount, null).ThrowCode();
if (presentModeCount <= 0)
{
continue;
}
var presentModes = (PresentModeKHR *)SilkMarshal.Allocate((int)(presentModeCount * sizeof(PresentModeKHR)));
_khrSurface.GetPhysicalDeviceSurfacePresentModes(physicalDevice, _surface, ref presentModeCount, presentModes).ThrowCode();
_presentMode = PresentModeKHR.PresentModeFifoKhr;
View.FramesPerSecond = -1;
for (int j = 0; j < presentModeCount; j++)
{
if (presentModes[j] == PresentModeKHR.PresentModeMailboxKhr)
{
_presentMode = PresentModeKHR.PresentModeMailboxKhr;
View.FramesPerSecond = -1;
break;
}
}
SilkMarshal.Free((nint)presentModes);
uint surfaceFormatCount = 0;
_khrSurface.GetPhysicalDeviceSurfaceFormats(physicalDevice, _surface, ref surfaceFormatCount, null).ThrowCode();
var surfaceFormats = (SurfaceFormatKHR *)SilkMarshal.Allocate((int)(surfaceFormatCount * sizeof(SurfaceFormatKHR)));
_khrSurface.GetPhysicalDeviceSurfaceFormats(physicalDevice, _surface, ref surfaceFormatCount, surfaceFormats).ThrowCode();
int max = int.MinValue;
SurfaceFormatKHR maxFormat = surfaceFormats[0];
for (int j = 0; j < surfaceFormatCount; j++)
{
var score = FormatRater.Rate(surfaceFormats[j].Format) + ColorSpaceRater.Rate(surfaceFormats[j].ColorSpace);
if (score > max)
{
max = score;
maxFormat = surfaceFormats[j];
}
}
SilkMarshal.Free((nint)surfaceFormats);
_swapchainFormat = maxFormat.Format;
_swapchainColorSpace = maxFormat.ColorSpace;
Console.WriteLine($"Chose Swapchain Properties: {Enum.GetName(typeof(PresentModeKHR), _presentMode)} {Enum.GetName(typeof(Format), _swapchainFormat)} {Enum.GetName(typeof(ColorSpaceKHR), _swapchainColorSpace)}");
_khrSurface.GetPhysicalDeviceSurfaceCapabilities(physicalDevice, _surface, out var surfaceCapabilities).ThrowCode();
uint queueFamilyPropertyCount = 0;
_vk.GetPhysicalDeviceQueueFamilyProperties(physicalDevice, ref queueFamilyPropertyCount, null);
var deviceQueueFamilyProperties = (QueueFamilyProperties *)SilkMarshal.Allocate((int)(queueFamilyPropertyCount * sizeof(QueueFamilyProperties)));
_vk.GetPhysicalDeviceQueueFamilyProperties(physicalDevice, ref queueFamilyPropertyCount, deviceQueueFamilyProperties);
var queueCreateInfoList = new List <DeviceQueueCreateInfo>();
var deviceExtensions = new List <string>();
var deviceLayers = new List <string>();
for (int j = 0; j < queueFamilyPropertyCount; j++)
{
var queueCount = deviceQueueFamilyProperties[j].QueueCount;
float *pQueuePriorities = stackalloc float[(int)queueCount]; // queue count should generally be 1
for (int k = 0; k < queueCount; k++)
{
pQueuePriorities[k] = 1.0f;
}
queueCreateInfoList.Add(new DeviceQueueCreateInfo(queueFamilyIndex: (uint)j, queueCount: queueCount, pQueuePriorities: pQueuePriorities));
}
deviceExtensions.Add(KhrSwapchain.ExtensionName);
// deviceExtensions.Add(KhrSynchronization2.ExtensionName);
// deviceExtensions.Add(ExtBufferDeviceAddress.ExtensionName);
var features = new PhysicalDeviceFeatures();
features.ShaderInt64 = true;
void *devicePNext = null;
// var physicalDeviceDescriptorIndexingFeaturesExt = new PhysicalDeviceDescriptorIndexingFeaturesEXT(
// descriptorBindingSampledImageUpdateAfterBind: true,
// descriptorBindingStorageBufferUpdateAfterBind: true,
// descriptorBindingStorageImageUpdateAfterBind: true,
// descriptorBindingUniformBufferUpdateAfterBind: true,
// descriptorBindingStorageTexelBufferUpdateAfterBind: true,
// descriptorBindingUniformTexelBufferUpdateAfterBind: true,
// descriptorBindingUpdateUnusedWhilePending: true,
// runtimeDescriptorArray: true,
// pNext: devicePNext);
// devicePNext = &physicalDeviceDescriptorIndexingFeaturesExt;
//
var physicalDeviceBufferDeviceAddressFeatures = new PhysicalDeviceBufferDeviceAddressFeatures(bufferDeviceAddress: true,
#if DEBUG
bufferDeviceAddressCaptureReplay: true,
#endif
pNext: devicePNext);
devicePNext = &physicalDeviceBufferDeviceAddressFeatures;
// var version12 = new PhysicalDeviceVulkan12Features(bufferDeviceAddress: true,
// #if DEBUG
// bufferDeviceAddressCaptureReplay: true,
// #endif
// descriptorBindingSampledImageUpdateAfterBind: true,
// descriptorBindingStorageBufferUpdateAfterBind: true,
// descriptorBindingStorageImageUpdateAfterBind: true,
// descriptorBindingUniformBufferUpdateAfterBind: true,
// descriptorBindingStorageTexelBufferUpdateAfterBind: true,
// descriptorBindingUniformTexelBufferUpdateAfterBind: true,
// descriptorBindingUpdateUnusedWhilePending: true,
// runtimeDescriptorArray: true,
// pNext: devicePNext);
// devicePNext = &version12;
var queueCreateInfos = queueCreateInfoList.Distinct().ToArray();
queueCreateInfoList = null;
VerifyDeviceExtensionsAvailable(_vk, devices[i], deviceExtensions, ref deviceLayers);
_physicalDevice = devices[i];
Console.WriteLine("Creating Logical Device");
var ppDeviceExtensions = deviceExtensions.Count > 0 ? (byte **)SilkMarshal.StringArrayToPtr(deviceExtensions) : null;
var ppDeviceLayers = deviceLayers.Count > 0 ? (byte **)SilkMarshal.StringArrayToPtr(deviceLayers) : null;
fixed(DeviceQueueCreateInfo *pQueueCreateInfos = queueCreateInfos)
_vk.CreateDevice(physicalDevice,
new DeviceCreateInfo(queueCreateInfoCount: (uint)queueCreateInfos.Length,
pQueueCreateInfos: pQueueCreateInfos,
enabledExtensionCount: (uint)deviceExtensions.Count,
enabledLayerCount: (uint)deviceLayers.Count,
ppEnabledExtensionNames: ppDeviceExtensions,
ppEnabledLayerNames: ppDeviceLayers, pEnabledFeatures: &features, pNext: devicePNext), null,
out _logicalDevice)
.ThrowCode();
_vk.CurrentDevice = _logicalDevice;
if (!_vk.TryGetDeviceExtension(_instance, _logicalDevice, out _khrSwapchain))
{
Console.WriteLine($"Could not load {KhrSwapchain.ExtensionName}!");
}
_queueManager = new(_vk, _khrSurface, _instance, _physicalDevice, _logicalDevice, _surface, new Span <QueueFamilyProperties>(deviceQueueFamilyProperties, (int)queueFamilyPropertyCount));
Console.WriteLine($"{_queueManager.QueueCount} queues found");
SilkMarshal.Free((nint)ppDeviceExtensions);
SilkMarshal.Free((nint)ppDeviceLayers);
SilkMarshal.Free((nint)deviceQueueFamilyProperties);
break;
}
SilkMarshal.Free((nint)devices);
Console.WriteLine("Initialized Vulkan");
}
internal unsafe VulkanLogicalDevice(Vk vk, VulkanContext context, string[] extensions, string[]?validationLayers) : base(vk)
{
_Context = context;
SwapchainExtension = GetDeviceExtension <SwapchainExtension>();
float queuePriority = 1f;
QueueFamilyIndices queueFamilyIndices = _Context.PhysicalDevice.GetQueueFamilies();
uint queueFamiliesCount = queueFamilyIndices.GetLength;
DeviceQueueCreateInfo *deviceQueueCreateInfos = stackalloc DeviceQueueCreateInfo[2];
for (int i = 0; i < queueFamiliesCount; i++)
{
Debug.Assert(queueFamilyIndices[i] != null);
deviceQueueCreateInfos[i] = new DeviceQueueCreateInfo
{
SType = StructureType.DeviceQueueCreateInfo,
QueueFamilyIndex = queueFamilyIndices[i] !.Value,
QueueCount = 1,
PQueuePriorities = &queuePriority
};
}
nint extensionsPointer = SilkMarshal.StringArrayToPtr(extensions);
nint?validationLayersPointer = null;
DeviceCreateInfo deviceCreateInfo = new DeviceCreateInfo
{
SType = StructureType.DeviceCreateInfo,
EnabledExtensionCount = (uint)extensions.Length,
PpEnabledExtensionNames = (byte **)extensionsPointer,
QueueCreateInfoCount = queueFamiliesCount,
PQueueCreateInfos = deviceQueueCreateInfos,
PEnabledFeatures = (PhysicalDeviceFeatures *)null !,
EnabledLayerCount = 0,
PpEnabledLayerNames = null
};
if (validationLayers is not null)
{
validationLayersPointer = SilkMarshal.StringArrayToPtr(validationLayers);
deviceCreateInfo.EnabledLayerCount = (uint)validationLayers.Length;
deviceCreateInfo.PpEnabledLayerNames = (byte **)validationLayersPointer.Value;
}
Result result = VK.CreateDevice(_Context.PhysicalDevice, &deviceCreateInfo, (AllocationCallbacks *)null !, out _LogicalDevice);
if (result is not Result.Success)
{
throw new VulkanException(result, "Failed to create logical device.");
}
VK.GetDeviceQueue(this, queueFamilyIndices.GraphicsFamily !.Value, 0, out _GraphicsQueue);
VK.GetDeviceQueue(this, queueFamilyIndices.PresentationFamily !.Value, 0, out _PresentationQueue);
SilkMarshal.Free(extensionsPointer);
if (validationLayersPointer is not null)
{
SilkMarshal.Free(validationLayersPointer.Value);
}
}
public unsafe Instance(Api api, Window window, uint vulkanVersion)
{
(_api, _window) = (api, window);
// Check the minimum version.
CheckVulkanMinimumVersion(vulkanVersion);
// Get the list of required extensions.
List <string> extensions = new List <string>();
extensions.AddRange(window.GetRequiredInstanceExtensions());
// Check the validation layers and add them to the list of required extensions.
if (api.DebugLoggingEnabled == false)
{
_validationLayers.Clear();
}
CheckVulkanValidationLayerSupport(_validationLayers);
if (_validationLayers.Count > 0)
{
extensions.Add(ExtDebugUtils.ExtensionName);
}
// Create the Vulkan instance.
var appInfo = new ApplicationInfo
{
SType = StructureType.ApplicationInfo,
PApplicationName = (byte *)Marshal.StringToHGlobalAnsi(nameof(RayTracingInDotNet)),
ApplicationVersion = new Version32(1, 0, 0),
PEngineName = (byte *)Marshal.StringToHGlobalAnsi($"{nameof(RayTracingInDotNet)} engine"),
EngineVersion = new Version32(1, 0, 0),
ApiVersion = vulkanVersion
};
var createInfo = new InstanceCreateInfo
{
SType = StructureType.InstanceCreateInfo,
PApplicationInfo = &appInfo,
EnabledExtensionCount = (uint)extensions.Count,
PpEnabledExtensionNames = (byte **)SilkMarshal.StringArrayToPtr(extensions.ToArray()),
EnabledLayerCount = (uint)_validationLayers.Count,
PpEnabledLayerNames = (byte **)SilkMarshal.StringArrayToPtr(_validationLayers.ToArray())
};
#if DEBUG
// For using debugPrintfEXT in shaders
var enabled = stackalloc ValidationFeatureEnableEXT[] { ValidationFeatureEnableEXT.ValidationFeatureEnableDebugPrintfExt };
var features = new ValidationFeaturesEXT
{
SType = StructureType.ValidationFeaturesExt,
DisabledValidationFeatureCount = 0,
EnabledValidationFeatureCount = 1,
PDisabledValidationFeatures = null,
PEnabledValidationFeatures = enabled,
PNext = createInfo.PNext
};
createInfo.PNext = (void *)Unsafe.AsPointer(ref features);
#endif
fixed(VkInstance *instance = &_vkInstance)
{
Util.Verify(_api.Vk.CreateInstance(&createInfo, null, instance), $"{nameof(VulkanRenderer)}: Failed to create Vulkan instance");
}
_api.Instance = this;
Marshal.FreeHGlobal((nint)appInfo.PApplicationName);
Marshal.FreeHGlobal((nint)appInfo.PEngineName);
SilkMarshal.Free((nint)createInfo.PpEnabledExtensionNames);
SilkMarshal.Free((nint)createInfo.PpEnabledLayerNames);
GetVulkanPhysicalDevices();
GetVulkanLayers();
GetVulkanExtensions();
foreach (var layer in _validationLayers)
{
_api.Logger.Debug($"{nameof(Instance)}: Validation Layer: {layer}");
}
foreach (var extension in _extensions)
{
_api.Logger.Debug($"{nameof(Instance)}: Extension: {extension}");
}
}