/// <summary> /// /// </summary> /// <param name="extendedHandle"> /// The Device handle to extend. /// </param> /// <param name="pipelineBindPoint"> /// The PipelineBindPoint that this layout targets. /// </param> /// <param name="flags"> /// A bitmask providing usage hints of this layout. See /// IndirectCommandsLayoutUsageFlagBitsNVX below for a description of /// the supported bits. /// </param> /// <param name="allocator"> /// An optional AllocationCallbacks instance that controls host memory /// allocation. /// </param> public static unsafe SharpVk.NVidia.Experimental.IndirectCommandsLayout CreateIndirectCommandsLayout(this SharpVk.Device extendedHandle, SharpVk.PipelineBindPoint pipelineBindPoint, SharpVk.NVidia.Experimental.IndirectCommandsLayoutUsageFlags flags, ArrayProxy <SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken>?tokens, SharpVk.AllocationCallbacks?allocator = default(SharpVk.AllocationCallbacks?)) { try { SharpVk.NVidia.Experimental.IndirectCommandsLayout result = default(SharpVk.NVidia.Experimental.IndirectCommandsLayout); CommandCache commandCache = default(CommandCache); SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayoutCreateInfo *marshalledCreateInfo = default(SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayoutCreateInfo *); SharpVk.Interop.AllocationCallbacks *marshalledAllocator = default(SharpVk.Interop.AllocationCallbacks *); SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayout marshalledIndirectCommandsLayout = default(SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayout); commandCache = extendedHandle.commandCache; marshalledCreateInfo = (SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayoutCreateInfo *)(Interop.HeapUtil.Allocate <SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayoutCreateInfo>()); marshalledCreateInfo->SType = StructureType.IndirectCommandsLayoutCreateInfoNvx; marshalledCreateInfo->Next = null; marshalledCreateInfo->PipelineBindPoint = pipelineBindPoint; marshalledCreateInfo->Flags = flags; marshalledCreateInfo->TokenCount = (uint)(Interop.HeapUtil.GetLength(tokens)); if (tokens.IsNull()) { marshalledCreateInfo->Tokens = null; } else { if (tokens.Value.Contents == ProxyContents.Single) { marshalledCreateInfo->Tokens = (SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken *)(Interop.HeapUtil.Allocate <SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken>()); *(SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken *)(marshalledCreateInfo->Tokens) = tokens.Value.GetSingleValue(); } else { var fieldPointer = (SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken *)(Interop.HeapUtil.AllocateAndClear <SharpVk.NVidia.Experimental.IndirectCommandsLayoutToken>(Interop.HeapUtil.GetLength(tokens.Value)).ToPointer()); for (int index = 0; index < (uint)(Interop.HeapUtil.GetLength(tokens.Value)); index++) { fieldPointer[index] = tokens.Value[index]; } marshalledCreateInfo->Tokens = fieldPointer; } } if (allocator != null) { marshalledAllocator = (SharpVk.Interop.AllocationCallbacks *)(Interop.HeapUtil.Allocate <SharpVk.Interop.AllocationCallbacks>()); allocator.Value.MarshalTo(marshalledAllocator); } else { marshalledAllocator = default(SharpVk.Interop.AllocationCallbacks *); } SharpVk.Interop.NVidia.Experimental.VkDeviceCreateIndirectCommandsLayoutDelegate commandDelegate = commandCache.GetCommandDelegate <SharpVk.Interop.NVidia.Experimental.VkDeviceCreateIndirectCommandsLayoutDelegate>("vkCreateIndirectCommandsLayoutNVX", "instance"); Result methodResult = commandDelegate(extendedHandle.handle, marshalledCreateInfo, marshalledAllocator, &marshalledIndirectCommandsLayout); if (SharpVkException.IsError(methodResult)) { throw SharpVkException.Create(methodResult); } result = new SharpVk.NVidia.Experimental.IndirectCommandsLayout(extendedHandle, marshalledIndirectCommandsLayout); return(result); } finally { Interop.HeapUtil.FreeAll(); } }
internal IndirectCommandsLayout(SharpVk.Device parent, SharpVk.Interop.NVidia.Experimental.IndirectCommandsLayout handle) { this.handle = handle; this.parent = parent; this.commandCache = parent.commandCache; }