public SurfaceFormatKHR
(
Format format = default,
ColorSpaceKHR colorSpace = default
)
{
Format = format;
ColorSpace = colorSpace;
}
public static int Rate(ColorSpaceKHR colorSpace)
{
switch (colorSpace)
{
case ColorSpaceKHR.ColorSpaceSrgbNonlinearKhr:
return(1000);
case ColorSpaceKHR.ColorSpaceDisplayP3NonlinearExt:
return(555);
case ColorSpaceKHR.ColorSpaceExtendedSrgbLinearExt:
return(900);
case ColorSpaceKHR.ColorSpaceDisplayP3LinearExt:
return(540);
case ColorSpaceKHR.ColorSpaceDciP3NonlinearExt:
return(550);
case ColorSpaceKHR.ColorSpaceBT709LinearExt:
return(650);
case ColorSpaceKHR.ColorSpaceBT709NonlinearExt:
return(655);
case ColorSpaceKHR.ColorSpaceBT2020LinearExt:
return(680);
case ColorSpaceKHR.ColorSpaceHdr10ST2084Ext:
return(900);
case ColorSpaceKHR.ColorSpaceDolbyvisionExt:
return(500);
case ColorSpaceKHR.ColorSpaceHdr10HlgExt:
return(900);
case ColorSpaceKHR.ColorSpaceAdobergbLinearExt:
return(799);
case ColorSpaceKHR.ColorSpaceAdobergbNonlinearExt:
return(800);
case ColorSpaceKHR.ColorSpaceExtendedSrgbNonlinearExt:
return(950);
case ColorSpaceKHR.ColorSpaceDisplayNativeAmd:
return(500);
default:
return(0);
}
}
public SwapchainCreateInfoKHR
(
StructureType sType = StructureType.SwapchainCreateInfoKhr,
void *pNext = default,
SwapchainCreateFlagsKHR flags = default,
SurfaceKHR surface = default,
uint minImageCount = default,
Format imageFormat = default,
ColorSpaceKHR imageColorSpace = default,
Extent2D imageExtent = default,
uint imageArrayLayers = default,
ImageUsageFlags imageUsage = default,
SharingMode imageSharingMode = default,
uint queueFamilyIndexCount = default,
uint *pQueueFamilyIndices = default,
SurfaceTransformFlagsKHR preTransform = default,
CompositeAlphaFlagsKHR compositeAlpha = default,
PresentModeKHR presentMode = default,
Bool32 clipped = default,
SwapchainKHR oldSwapchain = default
)
{
SType = sType;
PNext = pNext;
Flags = flags;
Surface = surface;
MinImageCount = minImageCount;
ImageFormat = imageFormat;
ImageColorSpace = imageColorSpace;
ImageExtent = imageExtent;
ImageArrayLayers = imageArrayLayers;
ImageUsage = imageUsage;
ImageSharingMode = imageSharingMode;
QueueFamilyIndexCount = queueFamilyIndexCount;
PQueueFamilyIndices = pQueueFamilyIndices;
PreTransform = preTransform;
CompositeAlpha = compositeAlpha;
PresentMode = presentMode;
Clipped = clipped;
OldSwapchain = oldSwapchain;
}
public _SwapchainCreateInfoKHR(SwapchainCreateInfoKHR info)
{
SType = info.type;
Next = info.next;
Flags = info.flags;
Surface = info.surface;
MinImageCount = info.minImageCount;
ImageFormat = info.imageFormat;
ImageColorSpace = info.imageColorSpace;
ImageExtent = info.imageExtent;
ImageArrayLayers = info.imageArrayLayers;
ImageUsage = info.imageUsage;
ImageSharingMode = info.imageSharingMode;
QueueFamilyIndexCount = (UInt32)(info.queueFamilyIndices?.Count ?? 0);
QueueFamilyIndices = info.queueFamilyIndices != null?Alloc.alloc(info.queueFamilyIndices) : IntPtr.Zero;
PreTransform = info.preTransform;
CompositeAlpha = info.compositeAlpha;
PresentMode = info.presentMode;
Clipped = info.clipped;
OldSwapchain = info.oldSwapchain;
}
/// <param name="Surface">The swapchain's target surface</param>
/// <param name="MinImageCount">Minimum number of presentation images the application needs</param>
/// <param name="ImageFormat">Format of the presentation images</param>
/// <param name="ImageColorSpace">Colorspace of the presentation images</param>
/// <param name="ImageExtent">Dimensions of the presentation images</param>
/// <param name="ImageArrayLayers">Determines the number of views for multiview/stereo presentation</param>
/// <param name="ImageUsage">Bits indicating how the presentation images will be used</param>
/// <param name="ImageSharingMode">Sharing mode used for the presentation images</param>
/// <param name="QueueFamilyIndices">Array of queue family indices having access to the images in case of concurrent sharing mode</param>
/// <param name="PreTransform">The transform, relative to the device's natural orientation, applied to the image content prior to presentation</param>
/// <param name="CompositeAlpha">The alpha blending mode used when compositing this surface with other surfaces in the window system</param>
/// <param name="PresentMode">Which presentation mode to use for presents on this swap chain</param>
/// <param name="Clipped">Specifies whether presentable images may be affected by window clip regions</param>
public SwapchainCreateInfoKHR(SurfaceKHR Surface, UInt32 MinImageCount, Format ImageFormat, ColorSpaceKHR ImageColorSpace, Extent2D ImageExtent, UInt32 ImageArrayLayers, ImageUsageFlags ImageUsage, SharingMode ImageSharingMode, UInt32[] QueueFamilyIndices, SurfaceTransformFlagsKHR PreTransform, CompositeAlphaFlagsKHR CompositeAlpha, PresentModeKHR PresentMode, Bool32 Clipped) : this()
{
this.Surface = Surface;
this.MinImageCount = MinImageCount;
this.ImageFormat = ImageFormat;
this.ImageColorSpace = ImageColorSpace;
this.ImageExtent = ImageExtent;
this.ImageArrayLayers = ImageArrayLayers;
this.ImageUsage = ImageUsage;
this.ImageSharingMode = ImageSharingMode;
this.QueueFamilyIndices = QueueFamilyIndices;
this.PreTransform = PreTransform;
this.CompositeAlpha = CompositeAlpha;
this.PresentMode = PresentMode;
this.Clipped = Clipped;
}
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");
}
public unsafe void ChangeTargetImages(
Vector2D <uint> targetSize,
ReadOnlyMemory <Image> targetImages,
Format format,
ColorSpaceKHR colorSpace)
{
_commandAllocs = new Allocation[targetImages.Length];
_commandBuffers = new Buffer[targetImages.Length];
_commandBufferCapacities = new int[targetImages.Length];
_commandBufferCapacities.AsSpan().Fill(-1);
if (_descriptorPool.Handle != 0)
{
_vk.DestroyDescriptorPool(_device, _descriptorPool, null);
}
_targetSize = targetSize;
_targetImages = targetImages;
_targetImageViews = new ImageView[targetImages.Length];
var poolSizes = stackalloc DescriptorPoolSize[]
{
new DescriptorPoolSize(DescriptorType.StorageImage, (uint)targetImages.Length),
new DescriptorPoolSize(DescriptorType.StorageBuffer, (uint)targetImages.Length),
};
_vk.CreateDescriptorPool(_device,
new DescriptorPoolCreateInfo(maxSets: (uint)targetImages.Length, poolSizeCount: 2,
pPoolSizes: poolSizes), null, out _descriptorPool).ThrowCode();
Name(ObjectType.DescriptorPool, _descriptorPool.Handle, $"Target Descriptor Pool");
_targetDescriptorSets = new DescriptorSet[targetImages.Length];
var setLayouts = stackalloc DescriptorSetLayout[targetImages.Length];
new Span <DescriptorSetLayout>(setLayouts, targetImages.Length).Fill(_setLayout);
var info = new DescriptorSetAllocateInfo(descriptorPool: _descriptorPool,
descriptorSetCount: (uint)targetImages.Length, pSetLayouts: setLayouts);
_vk.AllocateDescriptorSets(_device, &info, _targetDescriptorSets.AsSpan()).ThrowCode();
var imageInfos = stackalloc DescriptorImageInfo[targetImages.Length];
Span <WriteDescriptorSet> writes = stackalloc WriteDescriptorSet[targetImages.Length];
for (int i = 0; i < targetImages.Length; i++)
{
Name(ObjectType.Image, _targetImages.Span[i].Handle, $"Target Image {i}");
// _vk.CreateImage(_device,
// new ImageCreateInfo(imageType: ImageType.ImageType2D, format: Format.R8G8B8A8Srgb,
// extent: new Extent3D(_targetSize.X, _targetSize.Y, 1), mipLevels: 1, arrayLayers: 1,
// samples: SampleCountFlags.SampleCount1Bit, tiling: ImageTiling.Optimal,
// initialLayout: ImageLayout.Undefined, usage: ImageUsageFlags.ImageUsageStorageBit,
// sharingMode: SharingMode.Exclusive, queueFamilyIndexCount: 0, pQueueFamilyIndices: null), null,
// out _ownImages[i]).ThrowCode();
_vk.CreateImageView(_device,
new ImageViewCreateInfo(image: _targetImages.Span[i], viewType: ImageViewType.ImageViewType2D,
format: format,
components: new ComponentMapping(ComponentSwizzle.Identity, ComponentSwizzle.Identity,
ComponentSwizzle.Identity, ComponentSwizzle.Identity),
subresourceRange: new ImageSubresourceRange(ImageAspectFlags.ImageAspectColorBit, 0, 1, 0, 1)),
null, out _targetImageViews[i]).ThrowCode();
Name(ObjectType.ImageView, _targetImageViews[i].Handle, $"Target Image View {i}");
imageInfos[i] = new DescriptorImageInfo(imageView: _targetImageViews[i], imageLayout: ImageLayout.General);
writes[i] = new WriteDescriptorSet(dstSet: _targetDescriptorSets[i], dstBinding: 0, dstArrayElement: 0,
descriptorCount: 1, descriptorType: DescriptorType.StorageImage, pImageInfo: (imageInfos + i));
Name(ObjectType.DescriptorSet, _targetDescriptorSets[i].Handle, $"Target Descriptor {i}");
}
_vk.UpdateDescriptorSets(_device, (uint)targetImages.Length, writes, 0, (CopyDescriptorSet *)null);
}
