/// <summary>
/// Initializes the specified device.
/// </summary>
/// <param name="graphicsProfiles">The graphics profiles.</param>
/// <param name="deviceCreationFlags">The device creation flags.</param>
/// <param name="windowHandle">The window handle.</param>
private unsafe void InitializePlatformDevice(GraphicsProfile[] graphicsProfiles, DeviceCreationFlags deviceCreationFlags, object windowHandle)
{
if (nativeDevice != VkDevice.Null)
{
// Destroy previous device
ReleaseDevice();
}
rendererName = Adapter.Description;
vkGetPhysicalDeviceProperties(NativePhysicalDevice, out var physicalDeviceProperties);
ConstantBufferDataPlacementAlignment = (int)physicalDeviceProperties.limits.minUniformBufferOffsetAlignment;
TimestampFrequency = (long)(1.0e9 / physicalDeviceProperties.limits.timestampPeriod); // Resolution in nanoseconds
RequestedProfile = graphicsProfiles.First();
var queueProperties = vkGetPhysicalDeviceQueueFamilyProperties(NativePhysicalDevice);
//IsProfilingSupported = queueProperties[0].TimestampValidBits > 0;
// Command lists are thread-safe and execute deferred
IsDeferred = true;
// TODO VULKAN
// Create Vulkan device based on profile
float queuePriorities = 0;
var queueCreateInfo = new VkDeviceQueueCreateInfo
{
sType = VkStructureType.DeviceQueueCreateInfo,
queueFamilyIndex = 0,
queueCount = 1,
pQueuePriorities = &queuePriorities,
};
var enabledFeature = new VkPhysicalDeviceFeatures
{
fillModeNonSolid = true,
shaderClipDistance = true,
shaderCullDistance = true,
samplerAnisotropy = true,
depthClamp = true,
};
var extensionProperties = vkEnumerateDeviceExtensionProperties(NativePhysicalDevice);
var availableExtensionNames = new List <string>();
var desiredExtensionNames = new List <string>();
for (int index = 0; index < extensionProperties.Length; index++)
{
fixed(VkExtensionProperties *extensionPropertiesPtr = extensionProperties)
{
var namePointer = new IntPtr(extensionPropertiesPtr[index].extensionName);
var name = Marshal.PtrToStringAnsi(namePointer);
availableExtensionNames.Add(name);
}
}
desiredExtensionNames.Add(KHRSwapchainExtensionName);
if (!availableExtensionNames.Contains(KHRSwapchainExtensionName))
{
throw new InvalidOperationException();
}
if (availableExtensionNames.Contains(EXTDebugMarkerExtensionName) && IsDebugMode)
{
desiredExtensionNames.Add(EXTDebugMarkerExtensionName);
IsProfilingSupported = true;
}
var enabledExtensionNames = desiredExtensionNames.Select(Marshal.StringToHGlobalAnsi).ToArray();
try
{
var deviceCreateInfo = new VkDeviceCreateInfo
{
sType = VkStructureType.DeviceCreateInfo,
queueCreateInfoCount = 1,
pQueueCreateInfos = &queueCreateInfo,
enabledExtensionCount = (uint)enabledExtensionNames.Length,
ppEnabledExtensionNames = enabledExtensionNames.Length > 0 ? (byte **)Core.Interop.Fixed(enabledExtensionNames) : null,
pEnabledFeatures = &enabledFeature,
};
vkCreateDevice(NativePhysicalDevice, &deviceCreateInfo, null, out nativeDevice);
}
finally
{
foreach (var enabledExtensionName in enabledExtensionNames)
{
Marshal.FreeHGlobal(enabledExtensionName);
}
}
vkGetDeviceQueue(nativeDevice, 0, 0, out NativeCommandQueue);
NativeCopyCommandPools = new ThreadLocal <VkCommandPool>(() =>
{
//// Prepare copy command list (start it closed, so that every new use start with a Reset)
var commandPoolCreateInfo = new VkCommandPoolCreateInfo
{
sType = VkStructureType.CommandPoolCreateInfo,
queueFamilyIndex = 0, //device.NativeCommandQueue.FamilyIndex
flags = VkCommandPoolCreateFlags.ResetCommandBuffer
};
vkCreateCommandPool(NativeDevice, &commandPoolCreateInfo, null, out var result);
return(result);
}, true);
DescriptorPools = new HeapPool(this);
nativeResourceCollector = new NativeResourceCollector(this);
graphicsResourceLinkCollector = new GraphicsResourceLinkCollector(this);
EmptyTexelBufferInt = Buffer.Typed.New(this, 1, PixelFormat.R32G32B32A32_UInt);
EmptyTexelBufferFloat = Buffer.Typed.New(this, 1, PixelFormat.R32G32B32A32_Float);
EmptyTexture = Texture.New2D(this, 1, 1, PixelFormat.R8G8B8A8_UNorm_SRgb, TextureFlags.ShaderResource);
}
/// <summary>
/// Initializes the specified device.
/// </summary>
/// <param name="graphicsProfiles">The graphics profiles.</param>
/// <param name="deviceCreationFlags">The device creation flags.</param>
/// <param name="windowHandle">The window handle.</param>
private unsafe void InitializePlatformDevice(GraphicsProfile[] graphicsProfiles, DeviceCreationFlags deviceCreationFlags, object windowHandle)
{
if (nativeDevice != Device.Null)
{
// Destroy previous device
ReleaseDevice();
}
rendererName = Adapter.Description;
PhysicalDeviceProperties physicalDeviceProperties;
NativePhysicalDevice.GetProperties(out physicalDeviceProperties);
ConstantBufferDataPlacementAlignment = (int)physicalDeviceProperties.Limits.MinUniformBufferOffsetAlignment;
TimestampFrequency = (long)(1.0e9 / physicalDeviceProperties.Limits.TimestampPeriod); // Resolution in nanoseconds
RequestedProfile = graphicsProfiles.Last();
var queueProperties = NativePhysicalDevice.QueueFamilyProperties;
//IsProfilingSupported = queueProperties[0].TimestampValidBits > 0;
// Command lists are thread-safe and execute deferred
IsDeferred = true;
// TODO VULKAN
// Create Vulkan device based on profile
uint queuePriorities = 0;
var queueCreateInfo = new DeviceQueueCreateInfo
{
StructureType = StructureType.DeviceQueueCreateInfo,
QueueFamilyIndex = 0,
QueueCount = 1,
QueuePriorities = new IntPtr(&queuePriorities)
};
var enabledFeature = new PhysicalDeviceFeatures
{
FillModeNonSolid = true,
ShaderClipDistance = true,
ShaderCullDistance = true,
SamplerAnisotropy = true,
DepthClamp = true,
};
var extensionProperties = NativePhysicalDevice.GetDeviceExtensionProperties();
var availableExtensionNames = new List <string>();
var desiredExtensionNames = new List <string>();
for (int index = 0; index < extensionProperties.Length; index++)
{
var namePointer = new IntPtr(Interop.Fixed(ref extensionProperties[index].ExtensionName));
var name = Marshal.PtrToStringAnsi(namePointer);
availableExtensionNames.Add(name);
}
desiredExtensionNames.Add("VK_KHR_swapchain");
if (!availableExtensionNames.Contains("VK_KHR_swapchain"))
{
throw new InvalidOperationException();
}
if (availableExtensionNames.Contains("VK_EXT_debug_marker") && IsDebugMode)
{
desiredExtensionNames.Add("VK_EXT_debug_marker");
IsProfilingSupported = true;
}
var enabledExtensionNames = desiredExtensionNames.Select(Marshal.StringToHGlobalAnsi).ToArray();
try
{
var deviceCreateInfo = new DeviceCreateInfo
{
StructureType = StructureType.DeviceCreateInfo,
QueueCreateInfoCount = 1,
QueueCreateInfos = new IntPtr(&queueCreateInfo),
EnabledExtensionCount = (uint)enabledExtensionNames.Length,
EnabledExtensionNames = enabledExtensionNames.Length > 0 ? new IntPtr(Interop.Fixed(enabledExtensionNames)) : IntPtr.Zero,
EnabledFeatures = new IntPtr(&enabledFeature)
};
nativeDevice = NativePhysicalDevice.CreateDevice(ref deviceCreateInfo);
}
finally
{
foreach (var enabledExtensionName in enabledExtensionNames)
{
Marshal.FreeHGlobal(enabledExtensionName);
}
}
NativeCommandQueue = nativeDevice.GetQueue(0, 0);
//// Prepare copy command list (start it closed, so that every new use start with a Reset)
var commandPoolCreateInfo = new CommandPoolCreateInfo
{
StructureType = StructureType.CommandPoolCreateInfo,
QueueFamilyIndex = 0, //device.NativeCommandQueue.FamilyIndex
Flags = CommandPoolCreateFlags.ResetCommandBuffer
};
NativeCopyCommandPool = NativeDevice.CreateCommandPool(ref commandPoolCreateInfo);
var commandBufferAllocationInfo = new CommandBufferAllocateInfo
{
StructureType = StructureType.CommandBufferAllocateInfo,
Level = CommandBufferLevel.Primary,
CommandPool = NativeCopyCommandPool,
CommandBufferCount = 1
};
CommandBuffer nativeCommandBuffer;
NativeDevice.AllocateCommandBuffers(ref commandBufferAllocationInfo, &nativeCommandBuffer);
NativeCopyCommandBuffer = nativeCommandBuffer;
DescriptorPools = new HeapPool(this);
nativeResourceCollector = new NativeResourceCollector(this);
graphicsResourceLinkCollector = new GraphicsResourceLinkCollector(this);
EmptyTexelBufferInt = Buffer.Typed.New(this, 1, PixelFormat.R32G32B32A32_UInt);
EmptyTexelBufferFloat = Buffer.Typed.New(this, 1, PixelFormat.R32G32B32A32_Float);
EmptyTexture = Texture.New2D(this, 1, 1, PixelFormat.R8G8B8A8_UNorm_SRgb, TextureFlags.ShaderResource);
}
