Exemplo n.º 1
0
        private static void Allocate(int length, Allocator allocator, out NativeArray <T> array)
        {
            long num = (long)UnsafeUtility.SizeOf <T>() * (long)length;

            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", "allocator");
            }
            if (length < 0)
            {
                throw new ArgumentOutOfRangeException("length", "Length must be >= 0");
            }
            if (!UnsafeUtility.IsBlittable <T>())
            {
                throw new ArgumentException(string.Format("{0} used in NativeArray<{0}> must be blittable", typeof(T)));
            }
            if (num > 2147483647L)
            {
                throw new ArgumentOutOfRangeException("length", string.Format("Length * sizeof(T) cannot exceed {0} bytes", 2147483647));
            }
            array.m_Buffer         = UnsafeUtility.Malloc((ulong)num, UnsafeUtility.AlignOf <T>(), allocator);
            array.m_Length         = length;
            array.m_AllocatorLabel = allocator;
            array.m_MinIndex       = 0;
            array.m_MaxIndex       = length - 1;
            DisposeSentinel.Create(array.m_Buffer, allocator, out array.m_Safety, out array.m_DisposeSentinel, 1, null);
        }
    public NativeConcurrentIntArray(int size, Allocator label)
    {
        // This check is redundant since we always use an int which is blittable.
        // It is here as an example of how to check for type correctness for generic types.
#if ENABLE_UNITY_COLLECTIONS_CHECKS
        if (!UnsafeUtility.IsBlittable <int>())
        {
            throw new ArgumentException(string.Format("{0} used in NativeQueue<{0}> must be blittable", typeof(int)));
        }
#endif
        m_AllocatorLabel = label;

        // Allocate native memory for a single integer
        m_Counter = (int *)UnsafeUtility.Malloc(UnsafeUtility.SizeOf <int>() * size, 4, label);

        // Create a dispose sentinel to track memory leaks. This also creates the AtomicSafetyHandle
#if ENABLE_UNITY_COLLECTIONS_CHECKS
#if UNITY_2018_3_OR_NEWER
        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, label);
#else
        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0);
#endif
#endif
        // Initialize the count to 0 to avoid uninitialized data
        for (int i = 0; i < size; ++i)
        {
            *(m_Counter + i) = 0;
        }
    }
Exemplo n.º 3
0
    public NativePerThreadCounter(Allocator label)
    {
        // This check is redundant since we always use an int which is blittable.
        // It is here as an example of how to check for type correctness for generic types.
#if ENABLE_UNITY_COLLECTIONS_CHECKS
        if (!UnsafeUtility.IsBlittable <int>())
        {
            throw new ArgumentException(string.Format("{0} used in NativeQueue<{0}> must be blittable", typeof(int)));
        }
#endif
        m_AllocatorLabel = label;

        // One full cache line (integers per cacheline * size of integer) for each potential worker index, JobsUtility.MaxJobThreadCount
        m_Counter = (int *)UnsafeUtility.Malloc(UnsafeUtility.SizeOf <int>() * IntsPerCacheLine * JobsUtility.MaxJobThreadCount, 4, label);

        // Create a dispose sentinel to track memory leaks. This also creates the AtomicSafetyHandle
#if ENABLE_UNITY_COLLECTIONS_CHECKS
#if UNITY_2018_3_OR_NEWER
        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, label);
#else
        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0);
#endif
#endif
        // Initialize the count to 0 to avoid uninitialized data
        Count = 0;
    }
        HashedVertices(int vertexCapacity, int chainedIndicesCapacity, Allocator allocator, int disposeSentinelStackDepth)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            // Native allocation is only valid for Temp, Job and Persistent.
            CheckAllocator(allocator);
            CheckArgPositive(chainedIndicesCapacity);

            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, disposeSentinelStackDepth, allocator);
#if UNITY_2020_1_OR_NEWER
            if (s_staticSafetyId.Data == 0)
            {
                CreateStaticSafetyId();
            }
            AtomicSafetyHandle.SetStaticSafetyId(ref m_Safety, s_staticSafetyId.Data);
#endif
#endif
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#endif
            m_AllocatorLabel = allocator;
            var hashTableMemSize = (ushort)(kHashTableSize + 1) * UnsafeUtility.SizeOf <ushort>();
            m_HashTable = UnsafeUtility.Malloc(hashTableMemSize, UnsafeUtility.AlignOf <ushort>(), m_AllocatorLabel);
            UnsafeUtility.MemClear(m_HashTable, hashTableMemSize);

            m_Vertices       = UnsafeList.Create(UnsafeUtility.SizeOf <float3>(), UnsafeUtility.AlignOf <float3>(), vertexCapacity, allocator);
            m_ChainedIndices = UnsafeList.Create(UnsafeUtility.SizeOf <ushort>(), UnsafeUtility.AlignOf <ushort>(), chainedIndicesCapacity, allocator);

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            AtomicSafetyHandle.SetBumpSecondaryVersionOnScheduleWrite(m_Safety, true);
#endif
        }
Exemplo n.º 5
0
        /// <summary>
        /// Initializes a new instance of the <see cref="NativeMinHeap"/> struct.
        /// </summary>
        /// <param name="capacity"> The capacity of the min heap. </param>
        /// <param name="allocator"> The allocator. </param>
        /// <exception cref="ArgumentOutOfRangeException"> Thrown if allocator not set, capacity is negative or the size > maximum integer value. </exception>
        public NativeMinHeap(int capacity, Allocator allocator)
        {
            var size = (long)UnsafeUtility.SizeOf <MinHeapNode>() * capacity;

            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }

            if (capacity < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(capacity), "Length must be >= 0");
            }

            if (size > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(
                          nameof(capacity),
                          $"Length * sizeof(T) cannot exceed {int.MaxValue} bytes");
            }

            this.buffer    = UnsafeUtility.Malloc(size, UnsafeUtility.AlignOf <MinHeapNode>(), allocator);
            this.capacity  = capacity;
            this.allocator = allocator;
            this.head      = -1;
            this.length    = 0;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out this.m_Safety, out this.m_DisposeSentinel, 1, allocator);
#endif
        }
Exemplo n.º 6
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        public KnnContainer(NativeArray <float3> points, bool buildNow, Allocator allocator)
        {
            int nodeCountEstimate = 4 * (int)math.ceil(points.Length / (float)c_maxPointsPerLeafNode + 1) + 1;

            Points = points;

            // Both arrays are filled in as we go, so start with uninitialized mem
            m_nodes = new NativeList <KdNode>(nodeCountEstimate, allocator);

            // Dumb way to create an int* essentially..
            m_permutation   = new NativeArray <int>(points.Length, allocator, NativeArrayOptions.UninitializedMemory);
            m_rootNodeIndex = new NativeArray <int>(new[] { -1 }, allocator);
            m_buildQueue    = new NativeQueue <int>(allocator);

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }

            if (points.Length <= 0)
            {
                throw new ArgumentOutOfRangeException(nameof(points), "Input points length must be >= 0");
            }

            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#endif

            if (buildNow)
            {
                var rebuild = new KnnRebuildJob(this);
                rebuild.Schedule().Complete();
            }
        }
Exemplo n.º 7
0
        /// <summary>
        /// Allocate memory and set the initial value
        /// </summary>
        ///
        /// <param name="allocator">
        /// Allocator to allocate and deallocate with. Must be valid.
        /// </param>
        ///
        /// <param name="initialValue">
        /// Initial value of the allocated memory
        /// </param>
        public NativeIntPtr(Allocator allocator, int initialValue = 0)
        {
            // Require a valid allocator
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException(
                          "Allocator must be Temp, TempJob or Persistent",
                          "allocator");
            }

            // Allocate the memory for the value
            m_Buffer = (int *)UnsafeUtility.Malloc(
                sizeof(int),
                UnsafeUtility.AlignOf <int>(),
                allocator);

            // Store the allocator to use when deallocating
            m_AllocatorLabel = allocator;

            // Create the dispose sentinel
#if ENABLE_UNITY_COLLECTIONS_CHECKS
#if UNITY_2018_3_OR_NEWER
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#else
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0);
#endif
#endif

            // Set the initial value
            *m_Buffer = initialValue;
        }
Exemplo n.º 8
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        private NativeRoutines(int initialCapacity, Allocator allocator, int disposeSentinelStackDepth)
        {
            var totalSize = (long)sizeof(T) * initialCapacity;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            // Native allocation is only valid for Temp, Job and Persistent.
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }
            if (totalSize > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException($"Capacity has exceeded {int.MaxValue.ToString()} bytes");
            }

            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, disposeSentinelStackDepth, allocator);
#endif
            m_ListData = UnsafeList.Create(UnsafeUtility.SizeOf <T>(), UnsafeUtility.AlignOf <T>(), initialCapacity, allocator);

            m_AllocatorLabel = allocator;

#if UNITY_2019_3_OR_NEWER && ENABLE_UNITY_COLLECTIONS_CHECKS
            AtomicSafetyHandle.SetBumpSecondaryVersionOnScheduleWrite(m_Safety, true);
#endif
        }
Exemplo n.º 9
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    public NativeValue(Allocator allocator, Op valueOperator = default(Op))
    {
        // Safety checks
#if ENABLE_UNITY_COLLECTIONS_CHECKS
        if (allocator <= Allocator.None)
        {
            throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
        }

        if (!UnsafeUtility.IsBlittable <T>())
        {
            throw new ArgumentException(string.Format("{0} used in NativeValue<{0}, {1}> must be blittable", typeof(T), typeof(Op)));
        }

        if (UnsafeUtility.SizeOf <T>() > JobsUtility.CacheLineSize)
        {
            throw new ArgumentException(string.Format("{0} used in NativeValue<{0}, {1}> had a size of {2} which is greater than the maximum size of {3}", typeof(T), typeof(Op), UnsafeUtility.SizeOf <T>(), JobsUtility.CacheLineSize));
        }

        if (UnsafeUtility.SizeOf <Op>() > 1)
        {
            throw new ArgumentException(string.Format("{0} used in NativeValue<{1}, {0}> had a size of {2} which is greater than 1. Access to {0} is not thread safe and can therefor not contain any member variables", typeof(Op), typeof(T), UnsafeUtility.SizeOf <Op>(), JobsUtility.CacheLineSize));
        }

        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#endif

        // Allocate a cache line for each worker thread.
        m_Buffer         = UnsafeUtility.Malloc(JobsUtility.CacheLineSize * JobsUtility.MaxJobThreadCount, JobsUtility.CacheLineSize, allocator);
        m_AllocatorLabel = allocator;
        m_Operator       = valueOperator;

        Value = m_Operator.getIdentity();
    }
Exemplo n.º 10
0
        static void AllocateBlock(out BlockStream stream, uint uniqueBlockStreamId, Allocator allocator)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", "allocator");
            }
#endif

            int blockCount = JobsUtility.MaxJobThreadCount;

            int   allocationSize = sizeof(BlockStreamData) + sizeof(Block *) * blockCount;
            byte *buffer         = (byte *)UnsafeUtility.Malloc(allocationSize, 16, allocator);
            UnsafeUtility.MemClear(buffer, allocationSize);

            var block = (BlockStreamData *)buffer;

            stream.m_Block               = block;
            stream.m_AllocatorLabel      = allocator;
            stream.m_UniqueBlockStreamId = uniqueBlockStreamId;

            block->Allocator  = allocator;
            block->BlockCount = blockCount;
            block->Blocks     = (Block **)(buffer + sizeof(BlockStreamData));

            block->Ranges     = null;
            block->RangeCount = 0;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out stream.m_Safety, out stream.m_DisposeSentinel, 0, allocator);
#endif
        }
Exemplo n.º 11
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            internal MeshDataArray(Mesh mesh)
            {
                // error checking
                if (mesh == null)
                {
                    throw new ArgumentNullException(nameof(mesh), "Mesh is null");
                }
                if (!mesh.canAccess)
                {
                    throw new InvalidOperationException($"Not allowed to access vertex data on mesh '{mesh.name}' (isReadable is false; Read/Write must be enabled in import settings)");
                }

                m_Length = 1;
                var totalSize = UnsafeUtility.SizeOf <IntPtr>();

                m_Ptrs = (IntPtr *)UnsafeUtility.Malloc(totalSize, UnsafeUtility.AlignOf <IntPtr>(), Allocator.Persistent);
                AcquireReadOnlyMeshData(mesh, m_Ptrs);

                m_MinIndex = 0;
                m_MaxIndex = m_Length - 1;
                DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 1, Allocator.TempJob);
                // secondary version with write disabled makes the NativeArrays returned
                // by MeshData actually be read-only
                AtomicSafetyHandle.SetAllowSecondaryVersionWriting(m_Safety, false);
                AtomicSafetyHandle.UseSecondaryVersion(ref m_Safety);
            }
Exemplo n.º 12
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        /// <summary>
        ///     Creates a new, empty priority queue with the specified capacity.
        /// </summary>
        /// <param name="capacity">The maximum number of nodes that will be stored in the queue.</param>
        /// <param name="allocator">Allocator</param>
        public BinaryHeap(int capacity, Allocator allocator)
        {
            _mAllocatorLabel = allocator;
            _capacity        = capacity;
            long size = (long)UnsafeUtility.SizeOf <T>() * capacity;

            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }
            if (capacity < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(capacity), "Length must be >= 0");
            }
            if (size > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(nameof(capacity),
                                                      $"Length * sizeof(T) cannot exceed {(object) int.MaxValue} bytes");
            }

            _data       = UnsafeUtility.Malloc(size, UnsafeUtility.AlignOf <T>(), allocator);
            _priorities = new K[capacity];
            Count       = 0;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out _mSafety, out _mDisposeSentinel, 1, allocator);
#endif
        }
Exemplo n.º 13
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        public NativeArrayFullSOA(int length, Allocator label, int stackDepth)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (!UnsafeUtility.IsBlittable <T>())
            {
                throw new ArgumentException($"{typeof(T)} is not blittable");
            }
#endif
            if (!ms_CachedLayout.IsCreated)
            {
                ms_CachedLayout = new StructLayoutData4(typeof(T));
            }

            m_Base      = (byte *)UnsafeUtility.Malloc(4 * length * ms_CachedLayout.FieldCount, StructLayoutData4.ChunkSizeBytes, label);
            m_Length    = length;
            m_Allocator = label;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
#if UNITY_2018_3_OR_NEWER
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, stackDepth, label);
#else
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, stackDepth);
#endif
#endif
        }
Exemplo n.º 14
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        private static void Allocate(int length0, int length1, Allocator allocator, out NativeArray2D <T> array)
        {
            RequireValidAllocator(allocator);

            if (!UnsafeUtility.IsUnmanaged <T>())
            {
                throw new InvalidOperationException("Only unmanaged types are supported.");
            }

            int length = length0 * length1;

            if (length <= 0)
            {
                throw new InvalidOperationException("Total number of elements must be greater than zero.");
            }

            array = new NativeArray2D <T>
            {
                m_Buffer         = UnsafeUtility.Malloc(length * UnsafeUtility.SizeOf <T>(), UnsafeUtility.AlignOf <T>(), allocator),
                m_Length0        = length0,
                m_Length1        = length1,
                m_Length         = length1 * length0,
                m_AllocatorLabel = allocator
            };

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out array.m_Safety, out array.m_DisposeSentinel, 1, allocator);
#endif
        }
Exemplo n.º 15
0
    private static void Allocate(int capacity, Allocator allocator, out NativeMinHeap nativeMinHeap)
    {
        var size = (long)UnsafeUtility.SizeOf <PathNode>() * capacity;

        if (allocator <= Allocator.None)
        {
            throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
        }
        if (capacity < 0)
        {
            throw new ArgumentOutOfRangeException(nameof(capacity), "Length must be >= 0");
        }
        if (size > int.MaxValue)
        {
            throw new ArgumentOutOfRangeException(nameof(capacity),
                                                  $"Length * sizeof(T) cannot exceed {(object)int.MaxValue} bytes");
        }

        nativeMinHeap.m_Buffer         = UnsafeUtility.Malloc(size, UnsafeUtility.AlignOf <PathNode>(), allocator);
        nativeMinHeap.m_capacity       = capacity;
        nativeMinHeap.m_AllocatorLabel = allocator;
        nativeMinHeap.m_MinIndex       = 0;
        nativeMinHeap.m_MaxIndex       = capacity - 1;
        nativeMinHeap.m_head           = -1;
        nativeMinHeap.m_length         = 0;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
        DisposeSentinel.Create(out nativeMinHeap.m_Safety, out nativeMinHeap.m_DisposeSentinel, 1, allocator);
#endif
    }
Exemplo n.º 16
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    public NativeSummedFloat3(Allocator allocator)
    {
        // Safety checks
#if ENABLE_UNITY_COLLECTIONS_CHECKS
        if (allocator <= Allocator.None)
        {
            throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
        }

        // There are other checks you might want to perform when working with generic containers.

        /*
         * if (!UnsafeUtility.IsBlittable<T>())
         *      throw new ArgumentException(string.Format("{0} used in NativeValue<{0}> must be blittable", typeof(T)));
         *
         * if (UnsafeUtility.SizeOf<T>() > JobsUtility.CacheLineSize)
         *      throw new ArgumentException(string.Format("{0} used in NativeValue<{0}> had a size of {1} which is greater than the maximum size of {2}", typeof(T), UnsafeUtility.SizeOf<T>(), JobsUtility.CacheLineSize));
         */

        DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#endif

        // Allocate a cache line for each worker thread.
        m_Buffer         = UnsafeUtility.Malloc(JobsUtility.CacheLineSize * JobsUtility.MaxJobThreadCount, JobsUtility.CacheLineSize, allocator);
        m_AllocatorLabel = allocator;
        Value            = float3.zero;
    }
Exemplo n.º 17
0
        public BlockStream(int foreachCount, uint uniqueBlockStreamId, Allocator allocator = Allocator.TempJob)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (foreachCount <= 0)
            {
                throw new ArgumentException("foreachCount must be > 0", "foreachCount");
            }
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", "allocator");
            }
#endif

            m_Block               = null;
            m_AllocatorLabel      = allocator;
            m_UniqueBlockStreamId = uniqueBlockStreamId;

            int blockCount = JobsUtility.MaxJobThreadCount;

            int   allocationSize = sizeof(BlockStreamData) + sizeof(Block *) * blockCount + sizeof(Range) * foreachCount;
            byte *buffer         = (byte *)UnsafeUtility.Malloc(allocationSize, 16, m_AllocatorLabel);
            UnsafeUtility.MemClear(buffer, allocationSize);

            m_Block             = (BlockStreamData *)buffer;
            m_Block->Allocator  = m_AllocatorLabel;
            m_Block->BlockCount = blockCount;
            m_Block->Blocks     = (Block **)(buffer + sizeof(BlockStreamData));

            m_Block->Ranges     = (Range *)((byte *)m_Block->Blocks + sizeof(Block *) * blockCount);
            m_Block->RangeCount = foreachCount;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, m_AllocatorLabel);
#endif
        }
Exemplo n.º 18
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        unsafe private NativeList(int capacity, Allocator i_label, int stackDepth)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (!UnsafeUtility.IsBlittable <T>())
            {
                throw new ArgumentException(string.Format("{0} used in NativeList<{0}> must be blittable", typeof(T)));
            }
#endif

            NativeListData *data = (NativeListData *)UnsafeUtility.Malloc(sizeof(NativeListData), UnsafeUtility.AlignOf <NativeListData>(), i_label);

            int elementSize = UnsafeUtility.SizeOf <T> ();

            //@TODO: Find out why this is needed?
            capacity   = Math.Max(1, capacity);
            data->list = UnsafeUtility.Malloc(capacity * elementSize, UnsafeUtility.AlignOf <T>(), i_label);

            data->length   = 0;
            data->capacity = capacity;

            m_Buffer         = data;
            m_AllocatorLabel = i_label;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, stackDepth);
#endif
        }
        NativeList(int initialCapacity, Allocator allocator, int disposeSentinelStackDepth)
        {
            var totalSize = UnsafeUtility.SizeOf <T>() * (long)initialCapacity;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            // Native allocation is only valid for Temp, Job and Persistent.
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }
            if (initialCapacity < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(initialCapacity), "Capacity must be >= 0");
            }

            CollectionHelper.CheckIsUnmanaged <T>();

            // Make sure we cannot allocate more than int.MaxValue (2,147,483,647 bytes)
            // because the underlying UnsafeUtility.Malloc is expecting a int.
            // TODO: change UnsafeUtility.Malloc to accept a UIntPtr length instead to match C++ API
            if (totalSize > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(nameof(initialCapacity), $"Capacity * sizeof(T) cannot exceed {int.MaxValue} bytes");
            }

            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, disposeSentinelStackDepth, allocator);
#endif
            m_ListData            = UnsafeList.Create(UnsafeUtility.SizeOf <T>(), UnsafeUtility.AlignOf <T>(), initialCapacity, allocator);
            m_DeprecatedAllocator = allocator;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            AtomicSafetyHandle.SetBumpSecondaryVersionOnScheduleWrite(m_Safety, true);
#endif
        }
Exemplo n.º 20
0
        public unsafe ComponentTypeHandleArray(int length, Allocator allocator)
        {
            long size = ElementSize * (long)length;

            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }
            if (length < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(length), "Length must be >= 0");
            }
            if (size > (long)int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(nameof(length), $"Length * sizeof(DynamicComponentTypeHandle) cannot exceed {int.MaxValue.ToString()} bytes");
            }

            m_Buffer         = UnsafeUtility.Malloc(size, Alignment, allocator);
            m_Length         = length;
            m_AllocatorLabel = allocator;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 1, allocator);
#endif
        }
Exemplo n.º 21
0
        public NativeBinaryHeap(int initialCapacity, Allocator allocator)
        {
            // Insist on a minimum capacity
            initialCapacity = ceilpow2(initialCapacity);
            initialCapacity = max(initialCapacity, 4);

            var sizeOf    = SizeOf <T>();
            var totalSize = sizeOf * (long)initialCapacity;

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException(
                          "Allocator must be Temp, TempJob or Persistent",
                          nameof(allocator));
            }

            if (totalSize > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(nameof(initialCapacity), $"Capacity * sizeof(T) cannot exceed {int.MaxValue} bytes");
            }
            DisposeSentinel.Create(out this.safety, out this.disposeSentinel, 0, allocator);
#endif

            var alignOf = AlignOf <T>();

            this.binaryHeapData = UnsafeBinaryHeap.Create(sizeOf, alignOf, initialCapacity, allocator);
        }
Exemplo n.º 22
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        static void Allocate(int length, Allocator allocator, out NativeArray <T> array)
        {
            var totalSize = UnsafeUtility.SizeOf <T>() * (long)length;

            // Native allocation is only valid for Temp, Job and Persistent.
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", nameof(allocator));
            }
            if (length < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(length), "Length must be >= 0");
            }

            IsUnmanagedAndThrow();

            // Make sure we cannot allocate more than int.MaxValue (2,147,483,647 bytes)
            // because the underlying UnsafeUtility.Malloc is expecting a int.
            // TODO: change UnsafeUtility.Malloc to accept a UIntPtr length instead to match C++ API
            if (totalSize > int.MaxValue)
            {
                throw new ArgumentOutOfRangeException(nameof(length), $"Length * sizeof(T) cannot exceed {int.MaxValue} bytes");
            }

            array                  = default(NativeArray <T>);
            array.m_Buffer         = UnsafeUtility.Malloc(totalSize, UnsafeUtility.AlignOf <T>(), allocator);
            array.m_Length         = length;
            array.m_AllocatorLabel = allocator;

            array.m_MinIndex = 0;
            array.m_MaxIndex = length - 1;
            DisposeSentinel.Create(out array.m_Safety, out array.m_DisposeSentinel, 1, allocator);
        }
Exemplo n.º 23
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        /// <summary>
        /// Constructs a new result with an initial value.  You must specify the Allocator
        /// type to use to allocate the memory used by this Result container.
        ///
        /// You can optionally specify an instance of the Op type to use to combine results
        /// into the final single result.  You only need to specify an instance if the op will
        /// contain specific instance data that is important to performing its operation.
        ///
        /// For operations that need no context, such as addition, no operation needs to be
        /// specified, as the result will use the default instance automatically based on the
        /// Op type argument.
        /// </summary>
        public Result(Allocator allocator, Op op = default(Op))
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            if (!UnsafeUtility.IsBlittable <T>())
            {
                throw new ArgumentException($"{typeof(T)} used in Result<{typeof(T)}, {typeof(Op)}> must be blittable");
            }
            if (UnsafeUtility.SizeOf <T>() > JobsUtility.CacheLineSize)
            {
                throw new ArgumentException($"{typeof(T)} used in Result<{typeof(T)}, { typeof(Op)}> had a size of {UnsafeUtility.SizeOf<T>()} which is greater than the maximum size of {JobsUtility.CacheLineSize}");
            }
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 1, allocator);
#endif

            unsafe {
                m_Buffer = (IntPtr)UnsafeUtility.Malloc(JobsUtility.CacheLineSize * JobsUtility.MaxJobThreadCount,
                                                        JobsUtility.CacheLineSize,
                                                        allocator);
            }

            m_AllocatorLabel = allocator;
            m_Op             = op;

            Reset();
        }
Exemplo n.º 24
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        public SpatialHash(Bounds worldBounds, float3 cellSize, int startSize, Allocator label)
        {
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out _safety, out _disposeSentinel, 0, label);
#endif
            _allocatorLabel       = label;
            _data                 = (SpatialHashData *)UnsafeUtility.Malloc(sizeof(SpatialHashData), UnsafeUtility.AlignOf <SpatialHashData>(), label);
            _data->WorldBounds    = worldBounds;
            _data->WorldBoundsMin = worldBounds.Min;
            _data->CellSize       = cellSize;
            _data->CellCount      = worldBounds.GetCellCount(cellSize);
            _data->RayCastBound   = new Bounds();
            _data->HasHit         = false;
            _data->Counter        = 0;
            _data->RayOrigin      = float3.zero;
            _data->RayDirection   = float3.zero;

            _buckets            = new NativeMultiHashMap <uint, int>(startSize, label);
            _itemIDToBounds     = new NativeHashMap <int, Bounds>(startSize >> 1, label);
            _itemIDToItem       = new NativeHashMap <int, T>(startSize >> 1, label);
            _helpMoveHashMapOld = new NativeHashMap <int3, byte>(128, _allocatorLabel);
            _helpMoveHashMapNew = new NativeHashMap <int3, byte>(128, _allocatorLabel);

            _voxelRay    = new VoxelRay <SpatialHash <T> >();
            _rayHitValue = 0;
        }
Exemplo n.º 25
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        /// <summary>
        /// Allocate memory and set the initial value
        /// </summary>
        ///
        /// <param name="allocator">
        /// Allocator to allocate and deallocate with. Must be valid.
        /// </param>
        ///
        /// <param name="initialValue">
        /// Initial value of the allocated memory
        /// </param>
        public NativePerJobThreadLongPtr(
            Allocator allocator,
            long initialValue = 0)
        {
            // Require a valid allocator
            if (allocator <= Allocator.None)
            {
                throw new ArgumentException(
                          "Allocator must be Temp, TempJob or Persistent",
                          "allocator");
            }

            // Allocate the memory for the values
            m_Buffer = (long *)UnsafeUtility.Malloc(
                JobsUtility.CacheLineSize * JobsUtility.MaxJobThreadCount,
                UnsafeUtility.AlignOf <long>(),
                allocator);

            // Store the allocator to use when deallocating
            m_AllocatorLabel = allocator;

            // Create the dispose sentinel
#if ENABLE_UNITY_COLLECTIONS_CHECKS
#if UNITY_2018_3_OR_NEWER
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, allocator);
#else
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0);
#endif
#endif

            // Set the initial value
            Value = initialValue;
        }
Exemplo n.º 26
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            internal MeshDataArray(Mesh[] meshes, int meshesCount)
            {
                // error checking
                if (meshes.Length < meshesCount)
                {
                    throw new InvalidOperationException($"Meshes array size ({meshes.Length}) is smaller than meshes count ({meshesCount})");
                }
                for (int i = 0; i < meshesCount; ++i)
                {
                    Mesh m = meshes[i];
                    if (m == null)
                    {
                        throw new ArgumentNullException(nameof(meshes), $"Mesh at index {i} is null");
                    }
                    if (!m.canAccess)
                    {
                        throw new InvalidOperationException($"Not allowed to access vertex data on mesh '{m.name}' at array index {i} (isReadable is false; Read/Write must be enabled in import settings)");
                    }
                }

                m_Length = meshesCount;
                var totalSize = UnsafeUtility.SizeOf <IntPtr>() * meshesCount;

                m_Ptrs = (IntPtr *)UnsafeUtility.Malloc(totalSize, UnsafeUtility.AlignOf <IntPtr>(), Allocator.Persistent);
                AcquireReadOnlyMeshDatas(meshes, m_Ptrs, meshesCount);

                m_MinIndex = 0;
                m_MaxIndex = m_Length - 1;
                DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 1, Allocator.TempJob);
                // secondary version with write disabled makes the NativeArrays returned
                // by MeshData actually be read-only
                AtomicSafetyHandle.SetAllowSecondaryVersionWriting(m_Safety, false);
                AtomicSafetyHandle.UseSecondaryVersion(ref m_Safety);
            }
Exemplo n.º 27
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        NativeHashMap(int capacity, Allocator allocator, int disposeSentinelStackDepth)
        {
            m_HashMapData = new UnsafeHashMap <TKey, TValue>(capacity, allocator, disposeSentinelStackDepth);

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, disposeSentinelStackDepth, allocator);
#endif
        }
Exemplo n.º 28
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        public NativeHandle(TObj obj, Allocator label)
        {
            m_AllocatorLabel = label;
            m_Handle         = GCHandle.Alloc(obj, GCHandleType.Pinned);

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, label);
#endif
        }
Exemplo n.º 29
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        public OctreeReader(BoundsOctree <VolumetricAssetOctreeNode> octree)
        {
            // Create a dispose sentinel to track memory leaks. This also creates the AtomicSafetyHandle
#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out m_Safety, out m_DisposeSentinel, 0, Allocator.TempJob);
#endif
            // Initialize the reference
            _octree = octree;
        }
Exemplo n.º 30
0
        static void AllocateBlock(out NativeStream stream, Allocator allocator)
        {
            CheckAllocator(allocator);

            UnsafeStream.AllocateBlock(out stream.m_Stream, allocator);

#if ENABLE_UNITY_COLLECTIONS_CHECKS
            DisposeSentinel.Create(out stream.m_Safety, out stream.m_DisposeSentinel, 0, allocator);
#endif
        }