Ported .Net Core commits:
hondacrx: - Initial commit: Switch to .Net Core 2.0 - Fix build and removed not needed files Fabi: - Updated solution platforms. - Changed folder structure. - Change library target framework to netstandard2.0. - Updated solution platforms again... - Removed windows specific kernel32 function usage (Ctrl-C handler).
This commit is contained in:
Fabian
@@ -0,0 +1,414 @@
|
||||
/*
|
||||
* Copyright (C) 2012-2017 CypherCore <http://github.com/CypherCore>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
using System.Diagnostics.Contracts;
|
||||
|
||||
namespace System.Collections
|
||||
{
|
||||
public class BitSet : ICollection, ICloneable
|
||||
{
|
||||
public BitSet(int length, bool defaultValue = false)
|
||||
{
|
||||
if (length < 0)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException("length");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
|
||||
m_array = new uint[GetArrayLength(length, BitsPerInt32)];
|
||||
m_length = length;
|
||||
|
||||
uint fillValue = defaultValue ? 0xffffffff : 0;
|
||||
for (int i = 0; i < m_array.Length; i++)
|
||||
{
|
||||
m_array[i] = fillValue;
|
||||
}
|
||||
|
||||
_version = 0;
|
||||
}
|
||||
|
||||
public BitSet(uint[] values)
|
||||
{
|
||||
if (values == null)
|
||||
{
|
||||
throw new ArgumentNullException("values");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
// this value is chosen to prevent overflow when computing m_length
|
||||
if (values.Length > UInt32.MaxValue / BitsPerInt32)
|
||||
{
|
||||
throw new ArgumentException();
|
||||
}
|
||||
|
||||
m_array = new uint[values.Length];
|
||||
m_length = values.Length * BitsPerInt32;
|
||||
|
||||
Array.Copy(values, m_array, values.Length);
|
||||
|
||||
_version = 0;
|
||||
}
|
||||
|
||||
public BitSet(BitSet bits)
|
||||
{
|
||||
if (bits == null)
|
||||
{
|
||||
throw new ArgumentNullException("bits");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
|
||||
int arrayLength = GetArrayLength(bits.m_length, BitsPerInt32);
|
||||
m_array = new uint[arrayLength];
|
||||
m_length = bits.m_length;
|
||||
|
||||
Array.Copy(bits.m_array, m_array, arrayLength);
|
||||
|
||||
_version = bits._version;
|
||||
}
|
||||
|
||||
public bool this[int index]
|
||||
{
|
||||
get
|
||||
{
|
||||
return Get(index);
|
||||
}
|
||||
set
|
||||
{
|
||||
Set(index, value);
|
||||
}
|
||||
}
|
||||
|
||||
public bool Get(int index)
|
||||
{
|
||||
if (index < 0 || index >= Length)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException("index");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
|
||||
return (Convert.ToInt64(m_array[index / 32]) & (1 << (index % 32))) != 0;
|
||||
}
|
||||
|
||||
public void Set(int index, bool value)
|
||||
{
|
||||
if (index < 0 || index >= Length)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException("index");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
|
||||
if (value)
|
||||
{
|
||||
m_array[index / 32] |= (1u << (index % 32));
|
||||
}
|
||||
else
|
||||
{
|
||||
m_array[index / 32] &= ~(1u << (index % 32));
|
||||
}
|
||||
|
||||
_version++;
|
||||
}
|
||||
|
||||
public void SetAll(bool value)
|
||||
{
|
||||
uint fillValue = value ? 0xffffffff : 0u;
|
||||
int ints = GetArrayLength(m_length, BitsPerInt32);
|
||||
for (int i = 0; i < ints; i++)
|
||||
{
|
||||
m_array[i] = fillValue;
|
||||
}
|
||||
|
||||
_version++;
|
||||
}
|
||||
|
||||
public BitSet And(BitSet value)
|
||||
{
|
||||
if (value == null)
|
||||
throw new ArgumentNullException("value");
|
||||
if (Length != value.Length)
|
||||
throw new ArgumentException();
|
||||
Contract.EndContractBlock();
|
||||
|
||||
int ints = GetArrayLength(m_length, BitsPerInt32);
|
||||
for (int i = 0; i < ints; i++)
|
||||
{
|
||||
m_array[i] &= value.m_array[i];
|
||||
}
|
||||
|
||||
_version++;
|
||||
return this;
|
||||
}
|
||||
|
||||
public BitSet Or(BitSet value)
|
||||
{
|
||||
if (value == null)
|
||||
throw new ArgumentNullException("value");
|
||||
if (Length != value.Length)
|
||||
throw new ArgumentException();
|
||||
Contract.EndContractBlock();
|
||||
|
||||
int ints = GetArrayLength(m_length, BitsPerInt32);
|
||||
for (int i = 0; i < ints; i++)
|
||||
{
|
||||
m_array[i] |= value.m_array[i];
|
||||
}
|
||||
|
||||
_version++;
|
||||
return this;
|
||||
}
|
||||
|
||||
public BitSet Xor(BitSet value)
|
||||
{
|
||||
if (value == null)
|
||||
throw new ArgumentNullException("value");
|
||||
if (Length != value.Length)
|
||||
throw new ArgumentException();
|
||||
Contract.EndContractBlock();
|
||||
|
||||
int ints = GetArrayLength(m_length, BitsPerInt32);
|
||||
for (int i = 0; i < ints; i++)
|
||||
{
|
||||
m_array[i] ^= value.m_array[i];
|
||||
}
|
||||
|
||||
_version++;
|
||||
return this;
|
||||
}
|
||||
|
||||
public BitSet Not()
|
||||
{
|
||||
int ints = GetArrayLength(m_length, BitsPerInt32);
|
||||
for (int i = 0; i < ints; i++)
|
||||
{
|
||||
m_array[i] = ~m_array[i];
|
||||
}
|
||||
|
||||
_version++;
|
||||
return this;
|
||||
}
|
||||
|
||||
public int Length
|
||||
{
|
||||
get
|
||||
{
|
||||
Contract.Ensures(Contract.Result<int>() >= 0);
|
||||
return m_length;
|
||||
}
|
||||
set
|
||||
{
|
||||
if (value < 0)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException("value");
|
||||
}
|
||||
Contract.EndContractBlock();
|
||||
|
||||
int newints = GetArrayLength(value, BitsPerInt32);
|
||||
if (newints > m_array.Length || newints + _ShrinkThreshold < m_array.Length)
|
||||
{
|
||||
// grow or shrink (if wasting more than _ShrinkThreshold ints)
|
||||
uint[] newarray = new uint[newints];
|
||||
Array.Copy(m_array, newarray, newints > m_array.Length ? m_array.Length : newints);
|
||||
m_array = newarray;
|
||||
}
|
||||
|
||||
if (value > m_length)
|
||||
{
|
||||
// clear high bit values in the last int
|
||||
int last = GetArrayLength(m_length, BitsPerInt32) - 1;
|
||||
int bits = m_length % 32;
|
||||
if (bits > 0)
|
||||
{
|
||||
m_array[last] &= (1u << bits) - 1;
|
||||
}
|
||||
|
||||
// clear remaining int values
|
||||
Array.Clear(m_array, last + 1, newints - last - 1);
|
||||
}
|
||||
|
||||
m_length = value;
|
||||
_version++;
|
||||
}
|
||||
}
|
||||
|
||||
// ICollection implementation
|
||||
public void CopyTo(Array array, int index)
|
||||
{
|
||||
if (array == null)
|
||||
throw new ArgumentNullException("array");
|
||||
|
||||
if (index < 0)
|
||||
throw new ArgumentOutOfRangeException("index");
|
||||
|
||||
if (array.Rank != 1)
|
||||
throw new ArgumentException();
|
||||
|
||||
Contract.EndContractBlock();
|
||||
|
||||
if (array is uint[])
|
||||
{
|
||||
Array.Copy(m_array, 0, array, index, GetArrayLength(m_length, BitsPerInt32));
|
||||
}
|
||||
else if (array is byte[])
|
||||
{
|
||||
int arrayLength = GetArrayLength(m_length, BitsPerByte);
|
||||
if ((array.Length - index) < arrayLength)
|
||||
throw new ArgumentException();
|
||||
|
||||
byte[] b = (byte[])array;
|
||||
for (int i = 0; i < arrayLength; i++)
|
||||
b[index + i] = (byte)((m_array[i / 4] >> ((i % 4) * 8)) & 0x000000FF); // Shift to bring the required byte to LSB, then mask
|
||||
}
|
||||
else if (array is bool[])
|
||||
{
|
||||
if (array.Length - index < m_length)
|
||||
throw new ArgumentException();
|
||||
|
||||
bool[] b = (bool[])array;
|
||||
for (int i = 0; i < m_length; i++)
|
||||
b[index + i] = ((m_array[i / 32] >> (i % 32)) & 0x00000001) != 0;
|
||||
}
|
||||
else
|
||||
throw new ArgumentException();
|
||||
}
|
||||
|
||||
public int Count
|
||||
{
|
||||
get
|
||||
{
|
||||
Contract.Ensures(Contract.Result<int>() >= 0);
|
||||
|
||||
return (int)m_length;
|
||||
}
|
||||
}
|
||||
|
||||
public Object Clone()
|
||||
{
|
||||
Contract.Ensures(Contract.Result<Object>() != null);
|
||||
Contract.Ensures(((BitArray)Contract.Result<Object>()).Length == this.Length);
|
||||
|
||||
BitSet bitArray = new BitSet(m_array);
|
||||
bitArray._version = _version;
|
||||
bitArray.m_length = m_length;
|
||||
return bitArray;
|
||||
}
|
||||
|
||||
public Object SyncRoot
|
||||
{
|
||||
get
|
||||
{
|
||||
if (_syncRoot == null)
|
||||
{
|
||||
System.Threading.Interlocked.CompareExchange<Object>(ref _syncRoot, new Object(), null);
|
||||
}
|
||||
return _syncRoot;
|
||||
}
|
||||
}
|
||||
|
||||
public bool IsReadOnly
|
||||
{
|
||||
get
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
public bool IsSynchronized
|
||||
{
|
||||
get
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
public IEnumerator GetEnumerator()
|
||||
{
|
||||
return new BitArrayEnumeratorSimple(this);
|
||||
}
|
||||
|
||||
// XPerY=n means that n Xs can be stored in 1 Y.
|
||||
private const int BitsPerInt32 = 32;
|
||||
private const int BytesPerInt32 = 4;
|
||||
private const int BitsPerByte = 8;
|
||||
|
||||
private static int GetArrayLength(int n, int div)
|
||||
{
|
||||
Contract.Assert(div > 0, "GetArrayLength: div arg must be greater than 0");
|
||||
return n > 0 ? (((n - 1) / div) + 1) : 0;
|
||||
}
|
||||
|
||||
[Serializable]
|
||||
private class BitArrayEnumeratorSimple : IEnumerator, ICloneable
|
||||
{
|
||||
private BitSet bitarray;
|
||||
private int index;
|
||||
private int version;
|
||||
private bool currentElement;
|
||||
|
||||
internal BitArrayEnumeratorSimple(BitSet bitarray)
|
||||
{
|
||||
this.bitarray = bitarray;
|
||||
this.index = -1;
|
||||
version = bitarray._version;
|
||||
}
|
||||
|
||||
public Object Clone()
|
||||
{
|
||||
return MemberwiseClone();
|
||||
}
|
||||
|
||||
public virtual bool MoveNext()
|
||||
{
|
||||
//if (version != bitarray._version) throw new InvalidOperationException(Environment.GetResourceString(ResId.InvalidOperation_EnumFailedVersion));
|
||||
if (index < (bitarray.Count - 1))
|
||||
{
|
||||
index++;
|
||||
currentElement = bitarray.Get(index);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
index = bitarray.Count;
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
public virtual Object Current
|
||||
{
|
||||
get
|
||||
{
|
||||
if (index == -1)
|
||||
throw new InvalidOperationException();
|
||||
if (index >= bitarray.Count)
|
||||
throw new InvalidOperationException();
|
||||
return currentElement;
|
||||
}
|
||||
}
|
||||
|
||||
public void Reset()
|
||||
{
|
||||
//if (version != bitarray._version) throw new InvalidOperationException(Environment.GetResourceString(ResId.InvalidOperation_EnumFailedVersion));
|
||||
index = -1;
|
||||
}
|
||||
}
|
||||
|
||||
private uint[] m_array;
|
||||
private int m_length;
|
||||
private int _version;
|
||||
[NonSerialized]
|
||||
private Object _syncRoot;
|
||||
|
||||
private const int _ShrinkThreshold = 256;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user