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source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Functions/builtin/xor.cs @ 11194

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Last change on this file since 11194 was 9102, checked in by gkronber, 12 years ago
#1967: ILNumerics source for experimentation
File size: 94.6 KB

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1	///
2	/// This file is part of ILNumerics Community Edition.
3	///
4	/// ILNumerics Community Edition - high performance computing for applications.
5	/// Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
6	///
7	/// ILNumerics Community Edition is free software: you can redistribute it and/or modify
8	/// it under the terms of the GNU General Public License version 3 as published by
9	/// the Free Software Foundation.
10	///
11	/// ILNumerics Community Edition is distributed in the hope that it will be useful,
12	/// but WITHOUT ANY WARRANTY; without even the implied warranty of
13	/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	/// GNU General Public License for more details.
15	///
16	/// You should have received a copy of the GNU General Public License
17	/// along with ILNumerics Community Edition. See the file License.txt in the root
18	/// of your distribution package. If not, see <http://www.gnu.org/licenses/>.
19	///
20	/// In addition this software uses the following components and/or licenses:
21	///
22	/// =================================================================================
23	/// The Open Toolkit Library License
24	///
25	/// Copyright (c) 2006 - 2009 the Open Toolkit library.
26	///
27	/// Permission is hereby granted, free of charge, to any person obtaining a copy
28	/// of this software and associated documentation files (the "Software"), to deal
29	/// in the Software without restriction, including without limitation the rights to
30	/// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
31	/// the Software, and to permit persons to whom the Software is furnished to do
32	/// so, subject to the following conditions:
33	///
34	/// The above copyright notice and this permission notice shall be included in all
35	/// copies or substantial portions of the Software.
36	///
37	/// =================================================================================
38	///
39
40	using System;
41	using System.Collections.Generic;
42	using System.Text;
43	using System.Runtime.InteropServices;
44	using ILNumerics.Storage;
45	using ILNumerics.Misc;
46	using ILNumerics.Native;
47	using ILNumerics.Exceptions;
48
49
50
51	namespace ILNumerics {
52
53	public partial class ILMath {
54
55
56
57
58	#region HYCALPER AUTO GENERATED CODE
59
60	/// <summary>Elementwise logical 'xor' operator</summary>
61	/// <param name="A">Input array A</param>
62	/// <param name="B">Input array B</param>
63	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
64	/// <remarks><para>On empty input an empty array will be returned.</para>
65	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
66	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
67	public unsafe static ILRetLogical xor(ILInArray<Int64> A, ILInArray<Int64> B) {
68	using (ILScope.Enter(A, B)) {
69	int outLen;
70	BinOpItMode mode;
71	byte[] retArr;
72
73	Int64[] arrA = A.GetArrayForRead();
74
75	Int64[] arrB = B.GetArrayForRead();
76	ILSize outDims;
77	if (A.IsScalar) {
78	if (B.IsScalar) {
79	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
80	} else if (B.IsEmpty) {
81	return new ILRetLogical(B.Size);
82	} else {
83	outLen = B.S.NumberOfElements;
84	retArr = ILMemoryPool.Pool.New<byte>(outLen);
85	mode = BinOpItMode.SAN;
86	}
87	outDims = B.Size;
88	} else {
89	outDims = A.Size;
90	if (B.IsScalar) {
91	if (A.IsEmpty) {
92	return new ILRetLogical(A.Size);
93	}
94	outLen = A.S.NumberOfElements;
95	retArr = ILMemoryPool.Pool.New<byte>(outLen);
96	mode = BinOpItMode.ASN;
97	} else {
98	// array + array
99	if (!A.Size.IsSameSize(B.Size)) {
100	return xorEx(A,B);
101	}
102	outLen = A.S.NumberOfElements;
103	retArr = ILMemoryPool.Pool.New<byte>(outLen);
104	mode = BinOpItMode.AAN;
105	}
106	}
107	int workerCount = 1;
108	Action<object> worker = data => {
109	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
110	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
111	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
112	Int64 scalar;
113	cLast = cp + range.Item2;
114	#region loops
115	switch (mode) {
116	case BinOpItMode.AAN:
117	Int64* ap = ((Int64*)range.Item3 + range.Item1);
118	Int64* bp = ((Int64*)range.Item4 + range.Item1);
119	while (cp < cLast) {
120	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
121	cp++;
122	ap++;
123	bp++;
124	}
125	break;
126	case BinOpItMode.ASN:
127	ap = ((Int64*)range.Item3 + range.Item1);
128	scalar = ((Int64)range.Item4);
129	while (cp < cLast) {
130	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
131	cp++;
132	ap++;
133
134	}
135	break;
136	case BinOpItMode.SAN:
137	scalar = ((Int64)range.Item3);
138	bp = ((Int64*)range.Item4 + range.Item1);
139	while (cp < cLast) {
140	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
141	cp++;
142	bp++;
143	}
144	break;
145	default:
146	break;
147	}
148	#endregion
149	System.Threading.Interlocked.Decrement(ref workerCount);
150	};
151
152	#region do the work
153	fixed (Int64* arrAP = arrA)
154	fixed (Int64* arrBP = arrB)
155	fixed (byte* retArrP = retArr) {
156	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
157	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
158	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
159	workItemLength = outLen / workItemCount;
160	} else {
161	workItemLength = outLen / 2;
162	workItemCount = 2;
163	}
164	} else {
165	workItemLength = outLen;
166	workItemCount = 1;
167	}
168
169	for (; i < workItemCount - 1; i++) {
170	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
171	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
172	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
173	System.Threading.Interlocked.Increment(ref workerCount);
174	ILThreadPool.QueueUserWorkItem(i, worker, range);
175	}
176	// the last (or may the only) chunk is done right here
177	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
178	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
179	ILThreadPool.Wait4Workers(ref workerCount);
180	}
181
182	#endregion
183	return new ILRetLogical(retArr, outDims);
184	}
185	}
186
187	private static unsafe ILRetLogical xorEx(ILInArray<Int64> A, ILInArray<Int64> B) {
188	using (ILScope.Enter(A, B)) {
189	#region parameter checking
190	if (isnull(A) \|\| isnull(B))
191	return new ILRetLogical(ILSize.Empty00);
192	if (A.IsEmpty) {
193	return new ILRetLogical(B.S);
194	} else if (B.IsEmpty) {
195	return new ILRetLogical(A.S);
196	}
197	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
198	// return add(A,B);
199	int dim = -1;
200	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
201	if (A.S[l] != B.S[l]) {
202	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
203	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
204	}
205	dim = l;
206	}
207	}
208	if (dim > 1)
209	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
210	#endregion
211
212	#region parameter preparation
213	byte[] retArr;
214
215	Int64[] arrA = A.GetArrayForRead();
216
217	Int64[] arrB = B.GetArrayForRead();
218	ILSize outDims;
219	BinOptItExMode mode;
220	int arrInc = 0;
221	int arrStepInc = 0;
222	int dimLen = 0;
223	if (A.IsVector) {
224	outDims = B.S;
225	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
226	mode = BinOptItExMode.VAN;
227	dimLen = A.Length;
228	} else if (B.IsVector) {
229	outDims = A.S;
230	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
231	mode = BinOptItExMode.AVN;
232	dimLen = B.Length;
233	} else {
234	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
235	}
236	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
237	arrStepInc = outDims.SequentialIndexDistance(dim);
238	#endregion
239
240	#region worker loops definition
241	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
242	int workerCount = 1;
243	Action<object> worker = data => {
244	// expects: iStart, iLen, ap, bp, cp
245	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
246	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
247
248	Int64* ap;
249
250	Int64* bp;
251	byte* cp;
252	switch (mode) {
253	case BinOptItExMode.VAN:
254	for (int s = 0; s < range.Item2; s++) {
255	ap = (Int64*)range.Item3;
256	bp = (Int64)range.Item4 + range.Item1 + s arrStepInc; ;
257	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
258	for (int l = 0; l < dimLen; l++) {
259	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
260	ap++;
261	bp += arrInc;
262	cp += arrInc;
263	}
264	}
265	break;
266	case BinOptItExMode.AVN:
267	for (int s = 0; s < range.Item2; s++) {
268	ap = (Int64)range.Item3 + range.Item1 + s arrStepInc;
269	bp = (Int64*)range.Item4;
270	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
271	for (int l = 0; l < dimLen; l++) {
272	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
273	ap += arrInc;
274	bp++;
275	cp += arrInc;
276	}
277	}
278	break;
279	}
280	System.Threading.Interlocked.Decrement(ref workerCount);
281	};
282	#endregion
283
284	#region work distribution
285	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
286	int outLen = outDims.NumberOfElements;
287	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
288	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
289	workItemLength = outLen / dimLen / workItemCount;
290	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
291	} else {
292	workItemLength = outLen / dimLen / 2;
293	workItemCount = 2;
294	}
295	} else {
296	workItemLength = outLen / dimLen;
297	workItemCount = 1;
298	}
299
300	fixed ( Int64* arrAP = arrA)
301	fixed ( Int64* arrBP = arrB)
302	fixed (byte* retArrP = retArr) {
303
304	for (; i < workItemCount - 1; i++) {
305	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
306	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
307	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
308	System.Threading.Interlocked.Increment(ref workerCount);
309	ILThreadPool.QueueUserWorkItem(i, worker, range);
310	}
311	// the last (or may the only) chunk is done right here
312	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
313	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
314	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
315
316	ILThreadPool.Wait4Workers(ref workerCount);
317	}
318	#endregion
319
320	return new ILRetLogical(retStorage);
321	}
322	}
323
324	/// <summary>Elementwise logical 'xor' operator</summary>
325	/// <param name="A">Input array A</param>
326	/// <param name="B">Input array B</param>
327	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
328	/// <remarks><para>On empty input an empty array will be returned.</para>
329	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
330	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
331	public unsafe static ILRetLogical xor(ILInArray<Int32> A, ILInArray<Int32> B) {
332	using (ILScope.Enter(A, B)) {
333	int outLen;
334	BinOpItMode mode;
335	byte[] retArr;
336
337	Int32[] arrA = A.GetArrayForRead();
338
339	Int32[] arrB = B.GetArrayForRead();
340	ILSize outDims;
341	if (A.IsScalar) {
342	if (B.IsScalar) {
343	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
344	} else if (B.IsEmpty) {
345	return new ILRetLogical(B.Size);
346	} else {
347	outLen = B.S.NumberOfElements;
348	retArr = ILMemoryPool.Pool.New<byte>(outLen);
349	mode = BinOpItMode.SAN;
350	}
351	outDims = B.Size;
352	} else {
353	outDims = A.Size;
354	if (B.IsScalar) {
355	if (A.IsEmpty) {
356	return new ILRetLogical(A.Size);
357	}
358	outLen = A.S.NumberOfElements;
359	retArr = ILMemoryPool.Pool.New<byte>(outLen);
360	mode = BinOpItMode.ASN;
361	} else {
362	// array + array
363	if (!A.Size.IsSameSize(B.Size)) {
364	return xorEx(A,B);
365	}
366	outLen = A.S.NumberOfElements;
367	retArr = ILMemoryPool.Pool.New<byte>(outLen);
368	mode = BinOpItMode.AAN;
369	}
370	}
371	int workerCount = 1;
372	Action<object> worker = data => {
373	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
374	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
375	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
376	Int32 scalar;
377	cLast = cp + range.Item2;
378	#region loops
379	switch (mode) {
380	case BinOpItMode.AAN:
381	Int32* ap = ((Int32*)range.Item3 + range.Item1);
382	Int32* bp = ((Int32*)range.Item4 + range.Item1);
383	while (cp < cLast) {
384	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
385	cp++;
386	ap++;
387	bp++;
388	}
389	break;
390	case BinOpItMode.ASN:
391	ap = ((Int32*)range.Item3 + range.Item1);
392	scalar = ((Int32)range.Item4);
393	while (cp < cLast) {
394	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
395	cp++;
396	ap++;
397
398	}
399	break;
400	case BinOpItMode.SAN:
401	scalar = ((Int32)range.Item3);
402	bp = ((Int32*)range.Item4 + range.Item1);
403	while (cp < cLast) {
404	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
405	cp++;
406	bp++;
407	}
408	break;
409	default:
410	break;
411	}
412	#endregion
413	System.Threading.Interlocked.Decrement(ref workerCount);
414	};
415
416	#region do the work
417	fixed (Int32* arrAP = arrA)
418	fixed (Int32* arrBP = arrB)
419	fixed (byte* retArrP = retArr) {
420	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
421	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
422	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
423	workItemLength = outLen / workItemCount;
424	} else {
425	workItemLength = outLen / 2;
426	workItemCount = 2;
427	}
428	} else {
429	workItemLength = outLen;
430	workItemCount = 1;
431	}
432
433	for (; i < workItemCount - 1; i++) {
434	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
435	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
436	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
437	System.Threading.Interlocked.Increment(ref workerCount);
438	ILThreadPool.QueueUserWorkItem(i, worker, range);
439	}
440	// the last (or may the only) chunk is done right here
441	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
442	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
443	ILThreadPool.Wait4Workers(ref workerCount);
444	}
445
446	#endregion
447	return new ILRetLogical(retArr, outDims);
448	}
449	}
450
451	private static unsafe ILRetLogical xorEx(ILInArray<Int32> A, ILInArray<Int32> B) {
452	using (ILScope.Enter(A, B)) {
453	#region parameter checking
454	if (isnull(A) \|\| isnull(B))
455	return new ILRetLogical(ILSize.Empty00);
456	if (A.IsEmpty) {
457	return new ILRetLogical(B.S);
458	} else if (B.IsEmpty) {
459	return new ILRetLogical(A.S);
460	}
461	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
462	// return add(A,B);
463	int dim = -1;
464	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
465	if (A.S[l] != B.S[l]) {
466	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
467	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
468	}
469	dim = l;
470	}
471	}
472	if (dim > 1)
473	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
474	#endregion
475
476	#region parameter preparation
477	byte[] retArr;
478
479	Int32[] arrA = A.GetArrayForRead();
480
481	Int32[] arrB = B.GetArrayForRead();
482	ILSize outDims;
483	BinOptItExMode mode;
484	int arrInc = 0;
485	int arrStepInc = 0;
486	int dimLen = 0;
487	if (A.IsVector) {
488	outDims = B.S;
489	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
490	mode = BinOptItExMode.VAN;
491	dimLen = A.Length;
492	} else if (B.IsVector) {
493	outDims = A.S;
494	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
495	mode = BinOptItExMode.AVN;
496	dimLen = B.Length;
497	} else {
498	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
499	}
500	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
501	arrStepInc = outDims.SequentialIndexDistance(dim);
502	#endregion
503
504	#region worker loops definition
505	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
506	int workerCount = 1;
507	Action<object> worker = data => {
508	// expects: iStart, iLen, ap, bp, cp
509	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
510	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
511
512	Int32* ap;
513
514	Int32* bp;
515	byte* cp;
516	switch (mode) {
517	case BinOptItExMode.VAN:
518	for (int s = 0; s < range.Item2; s++) {
519	ap = (Int32*)range.Item3;
520	bp = (Int32)range.Item4 + range.Item1 + s arrStepInc; ;
521	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
522	for (int l = 0; l < dimLen; l++) {
523	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
524	ap++;
525	bp += arrInc;
526	cp += arrInc;
527	}
528	}
529	break;
530	case BinOptItExMode.AVN:
531	for (int s = 0; s < range.Item2; s++) {
532	ap = (Int32)range.Item3 + range.Item1 + s arrStepInc;
533	bp = (Int32*)range.Item4;
534	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
535	for (int l = 0; l < dimLen; l++) {
536	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
537	ap += arrInc;
538	bp++;
539	cp += arrInc;
540	}
541	}
542	break;
543	}
544	System.Threading.Interlocked.Decrement(ref workerCount);
545	};
546	#endregion
547
548	#region work distribution
549	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
550	int outLen = outDims.NumberOfElements;
551	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
552	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
553	workItemLength = outLen / dimLen / workItemCount;
554	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
555	} else {
556	workItemLength = outLen / dimLen / 2;
557	workItemCount = 2;
558	}
559	} else {
560	workItemLength = outLen / dimLen;
561	workItemCount = 1;
562	}
563
564	fixed ( Int32* arrAP = arrA)
565	fixed ( Int32* arrBP = arrB)
566	fixed (byte* retArrP = retArr) {
567
568	for (; i < workItemCount - 1; i++) {
569	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
570	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
571	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
572	System.Threading.Interlocked.Increment(ref workerCount);
573	ILThreadPool.QueueUserWorkItem(i, worker, range);
574	}
575	// the last (or may the only) chunk is done right here
576	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
577	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
578	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
579
580	ILThreadPool.Wait4Workers(ref workerCount);
581	}
582	#endregion
583
584	return new ILRetLogical(retStorage);
585	}
586	}
587
588	/// <summary>Elementwise logical 'xor' operator</summary>
589	/// <param name="A">Input array A</param>
590	/// <param name="B">Input array B</param>
591	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
592	/// <remarks><para>On empty input an empty array will be returned.</para>
593	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
594	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
595	public unsafe static ILRetLogical xor(ILInArray<float> A, ILInArray<float> B) {
596	using (ILScope.Enter(A, B)) {
597	int outLen;
598	BinOpItMode mode;
599	byte[] retArr;
600
601	float[] arrA = A.GetArrayForRead();
602
603	float[] arrB = B.GetArrayForRead();
604	ILSize outDims;
605	if (A.IsScalar) {
606	if (B.IsScalar) {
607	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
608	} else if (B.IsEmpty) {
609	return new ILRetLogical(B.Size);
610	} else {
611	outLen = B.S.NumberOfElements;
612	retArr = ILMemoryPool.Pool.New<byte>(outLen);
613	mode = BinOpItMode.SAN;
614	}
615	outDims = B.Size;
616	} else {
617	outDims = A.Size;
618	if (B.IsScalar) {
619	if (A.IsEmpty) {
620	return new ILRetLogical(A.Size);
621	}
622	outLen = A.S.NumberOfElements;
623	retArr = ILMemoryPool.Pool.New<byte>(outLen);
624	mode = BinOpItMode.ASN;
625	} else {
626	// array + array
627	if (!A.Size.IsSameSize(B.Size)) {
628	return xorEx(A,B);
629	}
630	outLen = A.S.NumberOfElements;
631	retArr = ILMemoryPool.Pool.New<byte>(outLen);
632	mode = BinOpItMode.AAN;
633	}
634	}
635	int workerCount = 1;
636	Action<object> worker = data => {
637	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
638	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
639	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
640	float scalar;
641	cLast = cp + range.Item2;
642	#region loops
643	switch (mode) {
644	case BinOpItMode.AAN:
645	float* ap = ((float*)range.Item3 + range.Item1);
646	float* bp = ((float*)range.Item4 + range.Item1);
647	while (cp < cLast) {
648	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
649	cp++;
650	ap++;
651	bp++;
652	}
653	break;
654	case BinOpItMode.ASN:
655	ap = ((float*)range.Item3 + range.Item1);
656	scalar = ((float)range.Item4);
657	while (cp < cLast) {
658	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
659	cp++;
660	ap++;
661
662	}
663	break;
664	case BinOpItMode.SAN:
665	scalar = ((float)range.Item3);
666	bp = ((float*)range.Item4 + range.Item1);
667	while (cp < cLast) {
668	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
669	cp++;
670	bp++;
671	}
672	break;
673	default:
674	break;
675	}
676	#endregion
677	System.Threading.Interlocked.Decrement(ref workerCount);
678	};
679
680	#region do the work
681	fixed (float* arrAP = arrA)
682	fixed (float* arrBP = arrB)
683	fixed (byte* retArrP = retArr) {
684	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
685	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
686	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
687	workItemLength = outLen / workItemCount;
688	} else {
689	workItemLength = outLen / 2;
690	workItemCount = 2;
691	}
692	} else {
693	workItemLength = outLen;
694	workItemCount = 1;
695	}
696
697	for (; i < workItemCount - 1; i++) {
698	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
699	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
700	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
701	System.Threading.Interlocked.Increment(ref workerCount);
702	ILThreadPool.QueueUserWorkItem(i, worker, range);
703	}
704	// the last (or may the only) chunk is done right here
705	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
706	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
707	ILThreadPool.Wait4Workers(ref workerCount);
708	}
709
710	#endregion
711	return new ILRetLogical(retArr, outDims);
712	}
713	}
714
715	private static unsafe ILRetLogical xorEx(ILInArray<float> A, ILInArray<float> B) {
716	using (ILScope.Enter(A, B)) {
717	#region parameter checking
718	if (isnull(A) \|\| isnull(B))
719	return new ILRetLogical(ILSize.Empty00);
720	if (A.IsEmpty) {
721	return new ILRetLogical(B.S);
722	} else if (B.IsEmpty) {
723	return new ILRetLogical(A.S);
724	}
725	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
726	// return add(A,B);
727	int dim = -1;
728	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
729	if (A.S[l] != B.S[l]) {
730	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
731	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
732	}
733	dim = l;
734	}
735	}
736	if (dim > 1)
737	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
738	#endregion
739
740	#region parameter preparation
741	byte[] retArr;
742
743	float[] arrA = A.GetArrayForRead();
744
745	float[] arrB = B.GetArrayForRead();
746	ILSize outDims;
747	BinOptItExMode mode;
748	int arrInc = 0;
749	int arrStepInc = 0;
750	int dimLen = 0;
751	if (A.IsVector) {
752	outDims = B.S;
753	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
754	mode = BinOptItExMode.VAN;
755	dimLen = A.Length;
756	} else if (B.IsVector) {
757	outDims = A.S;
758	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
759	mode = BinOptItExMode.AVN;
760	dimLen = B.Length;
761	} else {
762	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
763	}
764	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
765	arrStepInc = outDims.SequentialIndexDistance(dim);
766	#endregion
767
768	#region worker loops definition
769	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
770	int workerCount = 1;
771	Action<object> worker = data => {
772	// expects: iStart, iLen, ap, bp, cp
773	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
774	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
775
776	float* ap;
777
778	float* bp;
779	byte* cp;
780	switch (mode) {
781	case BinOptItExMode.VAN:
782	for (int s = 0; s < range.Item2; s++) {
783	ap = (float*)range.Item3;
784	bp = (float)range.Item4 + range.Item1 + s arrStepInc; ;
785	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
786	for (int l = 0; l < dimLen; l++) {
787	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
788	ap++;
789	bp += arrInc;
790	cp += arrInc;
791	}
792	}
793	break;
794	case BinOptItExMode.AVN:
795	for (int s = 0; s < range.Item2; s++) {
796	ap = (float)range.Item3 + range.Item1 + s arrStepInc;
797	bp = (float*)range.Item4;
798	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
799	for (int l = 0; l < dimLen; l++) {
800	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
801	ap += arrInc;
802	bp++;
803	cp += arrInc;
804	}
805	}
806	break;
807	}
808	System.Threading.Interlocked.Decrement(ref workerCount);
809	};
810	#endregion
811
812	#region work distribution
813	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
814	int outLen = outDims.NumberOfElements;
815	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
816	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
817	workItemLength = outLen / dimLen / workItemCount;
818	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
819	} else {
820	workItemLength = outLen / dimLen / 2;
821	workItemCount = 2;
822	}
823	} else {
824	workItemLength = outLen / dimLen;
825	workItemCount = 1;
826	}
827
828	fixed ( float* arrAP = arrA)
829	fixed ( float* arrBP = arrB)
830	fixed (byte* retArrP = retArr) {
831
832	for (; i < workItemCount - 1; i++) {
833	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
834	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
835	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
836	System.Threading.Interlocked.Increment(ref workerCount);
837	ILThreadPool.QueueUserWorkItem(i, worker, range);
838	}
839	// the last (or may the only) chunk is done right here
840	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
841	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
842	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
843
844	ILThreadPool.Wait4Workers(ref workerCount);
845	}
846	#endregion
847
848	return new ILRetLogical(retStorage);
849	}
850	}
851
852	/// <summary>Elementwise logical 'xor' operator</summary>
853	/// <param name="A">Input array A</param>
854	/// <param name="B">Input array B</param>
855	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
856	/// <remarks><para>On empty input an empty array will be returned.</para>
857	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
858	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
859	public unsafe static ILRetLogical xor(ILInArray<fcomplex> A, ILInArray<fcomplex> B) {
860	using (ILScope.Enter(A, B)) {
861	int outLen;
862	BinOpItMode mode;
863	byte[] retArr;
864
865	fcomplex[] arrA = A.GetArrayForRead();
866
867	fcomplex[] arrB = B.GetArrayForRead();
868	ILSize outDims;
869	if (A.IsScalar) {
870	if (B.IsScalar) {
871	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
872	} else if (B.IsEmpty) {
873	return new ILRetLogical(B.Size);
874	} else {
875	outLen = B.S.NumberOfElements;
876	retArr = ILMemoryPool.Pool.New<byte>(outLen);
877	mode = BinOpItMode.SAN;
878	}
879	outDims = B.Size;
880	} else {
881	outDims = A.Size;
882	if (B.IsScalar) {
883	if (A.IsEmpty) {
884	return new ILRetLogical(A.Size);
885	}
886	outLen = A.S.NumberOfElements;
887	retArr = ILMemoryPool.Pool.New<byte>(outLen);
888	mode = BinOpItMode.ASN;
889	} else {
890	// array + array
891	if (!A.Size.IsSameSize(B.Size)) {
892	return xorEx(A,B);
893	}
894	outLen = A.S.NumberOfElements;
895	retArr = ILMemoryPool.Pool.New<byte>(outLen);
896	mode = BinOpItMode.AAN;
897	}
898	}
899	int workerCount = 1;
900	Action<object> worker = data => {
901	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
902	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
903	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
904	fcomplex scalar;
905	cLast = cp + range.Item2;
906	#region loops
907	switch (mode) {
908	case BinOpItMode.AAN:
909	fcomplex* ap = ((fcomplex*)range.Item3 + range.Item1);
910	fcomplex* bp = ((fcomplex*)range.Item4 + range.Item1);
911	while (cp < cLast) {
912	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
913	cp++;
914	ap++;
915	bp++;
916	}
917	break;
918	case BinOpItMode.ASN:
919	ap = ((fcomplex*)range.Item3 + range.Item1);
920	scalar = ((fcomplex)range.Item4);
921	while (cp < cLast) {
922	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
923	cp++;
924	ap++;
925
926	}
927	break;
928	case BinOpItMode.SAN:
929	scalar = ((fcomplex)range.Item3);
930	bp = ((fcomplex*)range.Item4 + range.Item1);
931	while (cp < cLast) {
932	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
933	cp++;
934	bp++;
935	}
936	break;
937	default:
938	break;
939	}
940	#endregion
941	System.Threading.Interlocked.Decrement(ref workerCount);
942	};
943
944	#region do the work
945	fixed (fcomplex* arrAP = arrA)
946	fixed (fcomplex* arrBP = arrB)
947	fixed (byte* retArrP = retArr) {
948	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
949	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
950	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
951	workItemLength = outLen / workItemCount;
952	} else {
953	workItemLength = outLen / 2;
954	workItemCount = 2;
955	}
956	} else {
957	workItemLength = outLen;
958	workItemCount = 1;
959	}
960
961	for (; i < workItemCount - 1; i++) {
962	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
963	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
964	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
965	System.Threading.Interlocked.Increment(ref workerCount);
966	ILThreadPool.QueueUserWorkItem(i, worker, range);
967	}
968	// the last (or may the only) chunk is done right here
969	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
970	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
971	ILThreadPool.Wait4Workers(ref workerCount);
972	}
973
974	#endregion
975	return new ILRetLogical(retArr, outDims);
976	}
977	}
978
979	private static unsafe ILRetLogical xorEx(ILInArray<fcomplex> A, ILInArray<fcomplex> B) {
980	using (ILScope.Enter(A, B)) {
981	#region parameter checking
982	if (isnull(A) \|\| isnull(B))
983	return new ILRetLogical(ILSize.Empty00);
984	if (A.IsEmpty) {
985	return new ILRetLogical(B.S);
986	} else if (B.IsEmpty) {
987	return new ILRetLogical(A.S);
988	}
989	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
990	// return add(A,B);
991	int dim = -1;
992	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
993	if (A.S[l] != B.S[l]) {
994	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
995	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
996	}
997	dim = l;
998	}
999	}
1000	if (dim > 1)
1001	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
1002	#endregion
1003
1004	#region parameter preparation
1005	byte[] retArr;
1006
1007	fcomplex[] arrA = A.GetArrayForRead();
1008
1009	fcomplex[] arrB = B.GetArrayForRead();
1010	ILSize outDims;
1011	BinOptItExMode mode;
1012	int arrInc = 0;
1013	int arrStepInc = 0;
1014	int dimLen = 0;
1015	if (A.IsVector) {
1016	outDims = B.S;
1017	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1018	mode = BinOptItExMode.VAN;
1019	dimLen = A.Length;
1020	} else if (B.IsVector) {
1021	outDims = A.S;
1022	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1023	mode = BinOptItExMode.AVN;
1024	dimLen = B.Length;
1025	} else {
1026	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1027	}
1028	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
1029	arrStepInc = outDims.SequentialIndexDistance(dim);
1030	#endregion
1031
1032	#region worker loops definition
1033	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
1034	int workerCount = 1;
1035	Action<object> worker = data => {
1036	// expects: iStart, iLen, ap, bp, cp
1037	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
1038	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
1039
1040	fcomplex* ap;
1041
1042	fcomplex* bp;
1043	byte* cp;
1044	switch (mode) {
1045	case BinOptItExMode.VAN:
1046	for (int s = 0; s < range.Item2; s++) {
1047	ap = (fcomplex*)range.Item3;
1048	bp = (fcomplex)range.Item4 + range.Item1 + s arrStepInc; ;
1049	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1050	for (int l = 0; l < dimLen; l++) {
1051	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1052	ap++;
1053	bp += arrInc;
1054	cp += arrInc;
1055	}
1056	}
1057	break;
1058	case BinOptItExMode.AVN:
1059	for (int s = 0; s < range.Item2; s++) {
1060	ap = (fcomplex)range.Item3 + range.Item1 + s arrStepInc;
1061	bp = (fcomplex*)range.Item4;
1062	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1063	for (int l = 0; l < dimLen; l++) {
1064	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1065	ap += arrInc;
1066	bp++;
1067	cp += arrInc;
1068	}
1069	}
1070	break;
1071	}
1072	System.Threading.Interlocked.Decrement(ref workerCount);
1073	};
1074	#endregion
1075
1076	#region work distribution
1077	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1078	int outLen = outDims.NumberOfElements;
1079	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
1080	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1081	workItemLength = outLen / dimLen / workItemCount;
1082	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
1083	} else {
1084	workItemLength = outLen / dimLen / 2;
1085	workItemCount = 2;
1086	}
1087	} else {
1088	workItemLength = outLen / dimLen;
1089	workItemCount = 1;
1090	}
1091
1092	fixed ( fcomplex* arrAP = arrA)
1093	fixed ( fcomplex* arrBP = arrB)
1094	fixed (byte* retArrP = retArr) {
1095
1096	for (; i < workItemCount - 1; i++) {
1097	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
1098	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1099	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
1100	System.Threading.Interlocked.Increment(ref workerCount);
1101	ILThreadPool.QueueUserWorkItem(i, worker, range);
1102	}
1103	// the last (or may the only) chunk is done right here
1104	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
1105	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1106	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
1107
1108	ILThreadPool.Wait4Workers(ref workerCount);
1109	}
1110	#endregion
1111
1112	return new ILRetLogical(retStorage);
1113	}
1114	}
1115
1116	/// <summary>Elementwise logical 'xor' operator</summary>
1117	/// <param name="A">Input array A</param>
1118	/// <param name="B">Input array B</param>
1119	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
1120	/// <remarks><para>On empty input an empty array will be returned.</para>
1121	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
1122	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
1123	public unsafe static ILRetLogical xor(ILInArray<complex> A, ILInArray<complex> B) {
1124	using (ILScope.Enter(A, B)) {
1125	int outLen;
1126	BinOpItMode mode;
1127	byte[] retArr;
1128
1129	complex[] arrA = A.GetArrayForRead();
1130
1131	complex[] arrB = B.GetArrayForRead();
1132	ILSize outDims;
1133	if (A.IsScalar) {
1134	if (B.IsScalar) {
1135	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
1136	} else if (B.IsEmpty) {
1137	return new ILRetLogical(B.Size);
1138	} else {
1139	outLen = B.S.NumberOfElements;
1140	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1141	mode = BinOpItMode.SAN;
1142	}
1143	outDims = B.Size;
1144	} else {
1145	outDims = A.Size;
1146	if (B.IsScalar) {
1147	if (A.IsEmpty) {
1148	return new ILRetLogical(A.Size);
1149	}
1150	outLen = A.S.NumberOfElements;
1151	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1152	mode = BinOpItMode.ASN;
1153	} else {
1154	// array + array
1155	if (!A.Size.IsSameSize(B.Size)) {
1156	return xorEx(A,B);
1157	}
1158	outLen = A.S.NumberOfElements;
1159	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1160	mode = BinOpItMode.AAN;
1161	}
1162	}
1163	int workerCount = 1;
1164	Action<object> worker = data => {
1165	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1166	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
1167	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
1168	complex scalar;
1169	cLast = cp + range.Item2;
1170	#region loops
1171	switch (mode) {
1172	case BinOpItMode.AAN:
1173	complex* ap = ((complex*)range.Item3 + range.Item1);
1174	complex* bp = ((complex*)range.Item4 + range.Item1);
1175	while (cp < cLast) {
1176	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1177	cp++;
1178	ap++;
1179	bp++;
1180	}
1181	break;
1182	case BinOpItMode.ASN:
1183	ap = ((complex*)range.Item3 + range.Item1);
1184	scalar = ((complex)range.Item4);
1185	while (cp < cLast) {
1186	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
1187	cp++;
1188	ap++;
1189
1190	}
1191	break;
1192	case BinOpItMode.SAN:
1193	scalar = ((complex)range.Item3);
1194	bp = ((complex*)range.Item4 + range.Item1);
1195	while (cp < cLast) {
1196	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
1197	cp++;
1198	bp++;
1199	}
1200	break;
1201	default:
1202	break;
1203	}
1204	#endregion
1205	System.Threading.Interlocked.Decrement(ref workerCount);
1206	};
1207
1208	#region do the work
1209	fixed (complex* arrAP = arrA)
1210	fixed (complex* arrBP = arrB)
1211	fixed (byte* retArrP = retArr) {
1212	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1213	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
1214	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1215	workItemLength = outLen / workItemCount;
1216	} else {
1217	workItemLength = outLen / 2;
1218	workItemCount = 2;
1219	}
1220	} else {
1221	workItemLength = outLen;
1222	workItemCount = 1;
1223	}
1224
1225	for (; i < workItemCount - 1; i++) {
1226	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1227	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1228	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
1229	System.Threading.Interlocked.Increment(ref workerCount);
1230	ILThreadPool.QueueUserWorkItem(i, worker, range);
1231	}
1232	// the last (or may the only) chunk is done right here
1233	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1234	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
1235	ILThreadPool.Wait4Workers(ref workerCount);
1236	}
1237
1238	#endregion
1239	return new ILRetLogical(retArr, outDims);
1240	}
1241	}
1242
1243	private static unsafe ILRetLogical xorEx(ILInArray<complex> A, ILInArray<complex> B) {
1244	using (ILScope.Enter(A, B)) {
1245	#region parameter checking
1246	if (isnull(A) \|\| isnull(B))
1247	return new ILRetLogical(ILSize.Empty00);
1248	if (A.IsEmpty) {
1249	return new ILRetLogical(B.S);
1250	} else if (B.IsEmpty) {
1251	return new ILRetLogical(A.S);
1252	}
1253	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
1254	// return add(A,B);
1255	int dim = -1;
1256	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
1257	if (A.S[l] != B.S[l]) {
1258	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
1259	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1260	}
1261	dim = l;
1262	}
1263	}
1264	if (dim > 1)
1265	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
1266	#endregion
1267
1268	#region parameter preparation
1269	byte[] retArr;
1270
1271	complex[] arrA = A.GetArrayForRead();
1272
1273	complex[] arrB = B.GetArrayForRead();
1274	ILSize outDims;
1275	BinOptItExMode mode;
1276	int arrInc = 0;
1277	int arrStepInc = 0;
1278	int dimLen = 0;
1279	if (A.IsVector) {
1280	outDims = B.S;
1281	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1282	mode = BinOptItExMode.VAN;
1283	dimLen = A.Length;
1284	} else if (B.IsVector) {
1285	outDims = A.S;
1286	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1287	mode = BinOptItExMode.AVN;
1288	dimLen = B.Length;
1289	} else {
1290	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1291	}
1292	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
1293	arrStepInc = outDims.SequentialIndexDistance(dim);
1294	#endregion
1295
1296	#region worker loops definition
1297	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
1298	int workerCount = 1;
1299	Action<object> worker = data => {
1300	// expects: iStart, iLen, ap, bp, cp
1301	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
1302	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
1303
1304	complex* ap;
1305
1306	complex* bp;
1307	byte* cp;
1308	switch (mode) {
1309	case BinOptItExMode.VAN:
1310	for (int s = 0; s < range.Item2; s++) {
1311	ap = (complex*)range.Item3;
1312	bp = (complex)range.Item4 + range.Item1 + s arrStepInc; ;
1313	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1314	for (int l = 0; l < dimLen; l++) {
1315	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1316	ap++;
1317	bp += arrInc;
1318	cp += arrInc;
1319	}
1320	}
1321	break;
1322	case BinOptItExMode.AVN:
1323	for (int s = 0; s < range.Item2; s++) {
1324	ap = (complex)range.Item3 + range.Item1 + s arrStepInc;
1325	bp = (complex*)range.Item4;
1326	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1327	for (int l = 0; l < dimLen; l++) {
1328	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1329	ap += arrInc;
1330	bp++;
1331	cp += arrInc;
1332	}
1333	}
1334	break;
1335	}
1336	System.Threading.Interlocked.Decrement(ref workerCount);
1337	};
1338	#endregion
1339
1340	#region work distribution
1341	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1342	int outLen = outDims.NumberOfElements;
1343	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
1344	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1345	workItemLength = outLen / dimLen / workItemCount;
1346	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
1347	} else {
1348	workItemLength = outLen / dimLen / 2;
1349	workItemCount = 2;
1350	}
1351	} else {
1352	workItemLength = outLen / dimLen;
1353	workItemCount = 1;
1354	}
1355
1356	fixed ( complex* arrAP = arrA)
1357	fixed ( complex* arrBP = arrB)
1358	fixed (byte* retArrP = retArr) {
1359
1360	for (; i < workItemCount - 1; i++) {
1361	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
1362	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1363	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
1364	System.Threading.Interlocked.Increment(ref workerCount);
1365	ILThreadPool.QueueUserWorkItem(i, worker, range);
1366	}
1367	// the last (or may the only) chunk is done right here
1368	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
1369	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1370	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
1371
1372	ILThreadPool.Wait4Workers(ref workerCount);
1373	}
1374	#endregion
1375
1376	return new ILRetLogical(retStorage);
1377	}
1378	}
1379
1380	/// <summary>Elementwise logical 'xor' operator</summary>
1381	/// <param name="A">Input array A</param>
1382	/// <param name="B">Input array B</param>
1383	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
1384	/// <remarks><para>On empty input an empty array will be returned.</para>
1385	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
1386	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
1387	public unsafe static ILRetLogical xor(ILInArray<byte> A, ILInArray<byte> B) {
1388	using (ILScope.Enter(A, B)) {
1389	int outLen;
1390	BinOpItMode mode;
1391	byte[] retArr;
1392
1393	byte[] arrA = A.GetArrayForRead();
1394
1395	byte[] arrB = B.GetArrayForRead();
1396	ILSize outDims;
1397	if (A.IsScalar) {
1398	if (B.IsScalar) {
1399	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
1400	} else if (B.IsEmpty) {
1401	return new ILRetLogical(B.Size);
1402	} else {
1403	outLen = B.S.NumberOfElements;
1404	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1405	mode = BinOpItMode.SAN;
1406	}
1407	outDims = B.Size;
1408	} else {
1409	outDims = A.Size;
1410	if (B.IsScalar) {
1411	if (A.IsEmpty) {
1412	return new ILRetLogical(A.Size);
1413	}
1414	outLen = A.S.NumberOfElements;
1415	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1416	mode = BinOpItMode.ASN;
1417	} else {
1418	// array + array
1419	if (!A.Size.IsSameSize(B.Size)) {
1420	return xorEx(A,B);
1421	}
1422	outLen = A.S.NumberOfElements;
1423	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1424	mode = BinOpItMode.AAN;
1425	}
1426	}
1427	int workerCount = 1;
1428	Action<object> worker = data => {
1429	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1430	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
1431	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
1432	byte scalar;
1433	cLast = cp + range.Item2;
1434	#region loops
1435	switch (mode) {
1436	case BinOpItMode.AAN:
1437	byte* ap = ((byte*)range.Item3 + range.Item1);
1438	byte* bp = ((byte*)range.Item4 + range.Item1);
1439	while (cp < cLast) {
1440	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1441	cp++;
1442	ap++;
1443	bp++;
1444	}
1445	break;
1446	case BinOpItMode.ASN:
1447	ap = ((byte*)range.Item3 + range.Item1);
1448	scalar = ((byte)range.Item4);
1449	while (cp < cLast) {
1450	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
1451	cp++;
1452	ap++;
1453
1454	}
1455	break;
1456	case BinOpItMode.SAN:
1457	scalar = ((byte)range.Item3);
1458	bp = ((byte*)range.Item4 + range.Item1);
1459	while (cp < cLast) {
1460	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
1461	cp++;
1462	bp++;
1463	}
1464	break;
1465	default:
1466	break;
1467	}
1468	#endregion
1469	System.Threading.Interlocked.Decrement(ref workerCount);
1470	};
1471
1472	#region do the work
1473	fixed (byte* arrAP = arrA)
1474	fixed (byte* arrBP = arrB)
1475	fixed (byte* retArrP = retArr) {
1476	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1477	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
1478	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1479	workItemLength = outLen / workItemCount;
1480	} else {
1481	workItemLength = outLen / 2;
1482	workItemCount = 2;
1483	}
1484	} else {
1485	workItemLength = outLen;
1486	workItemCount = 1;
1487	}
1488
1489	for (; i < workItemCount - 1; i++) {
1490	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1491	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1492	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
1493	System.Threading.Interlocked.Increment(ref workerCount);
1494	ILThreadPool.QueueUserWorkItem(i, worker, range);
1495	}
1496	// the last (or may the only) chunk is done right here
1497	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1498	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
1499	ILThreadPool.Wait4Workers(ref workerCount);
1500	}
1501
1502	#endregion
1503	return new ILRetLogical(retArr, outDims);
1504	}
1505	}
1506
1507	private static unsafe ILRetLogical xorEx(ILInArray<byte> A, ILInArray<byte> B) {
1508	using (ILScope.Enter(A, B)) {
1509	#region parameter checking
1510	if (isnull(A) \|\| isnull(B))
1511	return new ILRetLogical(ILSize.Empty00);
1512	if (A.IsEmpty) {
1513	return new ILRetLogical(B.S);
1514	} else if (B.IsEmpty) {
1515	return new ILRetLogical(A.S);
1516	}
1517	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
1518	// return add(A,B);
1519	int dim = -1;
1520	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
1521	if (A.S[l] != B.S[l]) {
1522	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
1523	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1524	}
1525	dim = l;
1526	}
1527	}
1528	if (dim > 1)
1529	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
1530	#endregion
1531
1532	#region parameter preparation
1533	byte[] retArr;
1534
1535	byte[] arrA = A.GetArrayForRead();
1536
1537	byte[] arrB = B.GetArrayForRead();
1538	ILSize outDims;
1539	BinOptItExMode mode;
1540	int arrInc = 0;
1541	int arrStepInc = 0;
1542	int dimLen = 0;
1543	if (A.IsVector) {
1544	outDims = B.S;
1545	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1546	mode = BinOptItExMode.VAN;
1547	dimLen = A.Length;
1548	} else if (B.IsVector) {
1549	outDims = A.S;
1550	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1551	mode = BinOptItExMode.AVN;
1552	dimLen = B.Length;
1553	} else {
1554	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1555	}
1556	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
1557	arrStepInc = outDims.SequentialIndexDistance(dim);
1558	#endregion
1559
1560	#region worker loops definition
1561	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
1562	int workerCount = 1;
1563	Action<object> worker = data => {
1564	// expects: iStart, iLen, ap, bp, cp
1565	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
1566	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
1567
1568	byte* ap;
1569
1570	byte* bp;
1571	byte* cp;
1572	switch (mode) {
1573	case BinOptItExMode.VAN:
1574	for (int s = 0; s < range.Item2; s++) {
1575	ap = (byte*)range.Item3;
1576	bp = (byte)range.Item4 + range.Item1 + s arrStepInc; ;
1577	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1578	for (int l = 0; l < dimLen; l++) {
1579	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1580	ap++;
1581	bp += arrInc;
1582	cp += arrInc;
1583	}
1584	}
1585	break;
1586	case BinOptItExMode.AVN:
1587	for (int s = 0; s < range.Item2; s++) {
1588	ap = (byte)range.Item3 + range.Item1 + s arrStepInc;
1589	bp = (byte*)range.Item4;
1590	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1591	for (int l = 0; l < dimLen; l++) {
1592	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1593	ap += arrInc;
1594	bp++;
1595	cp += arrInc;
1596	}
1597	}
1598	break;
1599	}
1600	System.Threading.Interlocked.Decrement(ref workerCount);
1601	};
1602	#endregion
1603
1604	#region work distribution
1605	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1606	int outLen = outDims.NumberOfElements;
1607	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
1608	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1609	workItemLength = outLen / dimLen / workItemCount;
1610	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
1611	} else {
1612	workItemLength = outLen / dimLen / 2;
1613	workItemCount = 2;
1614	}
1615	} else {
1616	workItemLength = outLen / dimLen;
1617	workItemCount = 1;
1618	}
1619
1620	fixed ( byte* arrAP = arrA)
1621	fixed ( byte* arrBP = arrB)
1622	fixed (byte* retArrP = retArr) {
1623
1624	for (; i < workItemCount - 1; i++) {
1625	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
1626	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1627	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
1628	System.Threading.Interlocked.Increment(ref workerCount);
1629	ILThreadPool.QueueUserWorkItem(i, worker, range);
1630	}
1631	// the last (or may the only) chunk is done right here
1632	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
1633	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1634	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
1635
1636	ILThreadPool.Wait4Workers(ref workerCount);
1637	}
1638	#endregion
1639
1640	return new ILRetLogical(retStorage);
1641	}
1642	}
1643
1644	/// <summary>Elementwise logical 'xor' operator</summary>
1645	/// <param name="A">Input array A</param>
1646	/// <param name="B">Input array B</param>
1647	/// <returns>Logical array with the elementwise result of logical 'xor' for all elements in A and B</returns>
1648	/// <remarks><para>On empty input an empty array will be returned.</para>
1649	/// <para>A and/or B may be scalar. The scalar value will be applied on all elements of the other array.</para></remarks>
1650	/// <exception cref="ILNumerics.Exceptions.ILDimensionMismatchException">If neither A nor B is scalar or empty, the dimensions of both arrays must match.</exception>
1651	public unsafe static ILRetLogical xor(ILInArray<double> A, ILInArray<double> B) {
1652	using (ILScope.Enter(A, B)) {
1653	int outLen;
1654	BinOpItMode mode;
1655	byte[] retArr;
1656
1657	double[] arrA = A.GetArrayForRead();
1658
1659	double[] arrB = B.GetArrayForRead();
1660	ILSize outDims;
1661	if (A.IsScalar) {
1662	if (B.IsScalar) {
1663	return new ILRetLogical(new byte[1] { (A.GetValue(0) != 0 ^ B.GetValue(0) != 0) ? (byte)1 : (byte)0 });
1664	} else if (B.IsEmpty) {
1665	return new ILRetLogical(B.Size);
1666	} else {
1667	outLen = B.S.NumberOfElements;
1668	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1669	mode = BinOpItMode.SAN;
1670	}
1671	outDims = B.Size;
1672	} else {
1673	outDims = A.Size;
1674	if (B.IsScalar) {
1675	if (A.IsEmpty) {
1676	return new ILRetLogical(A.Size);
1677	}
1678	outLen = A.S.NumberOfElements;
1679	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1680	mode = BinOpItMode.ASN;
1681	} else {
1682	// array + array
1683	if (!A.Size.IsSameSize(B.Size)) {
1684	return xorEx(A,B);
1685	}
1686	outLen = A.S.NumberOfElements;
1687	retArr = ILMemoryPool.Pool.New<byte>(outLen);
1688	mode = BinOpItMode.AAN;
1689	}
1690	}
1691	int workerCount = 1;
1692	Action<object> worker = data => {
1693	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1694	= (Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>)data;
1695	byte* cLast, cp = (byte*)range.Item5 + range.Item1;
1696	double scalar;
1697	cLast = cp + range.Item2;
1698	#region loops
1699	switch (mode) {
1700	case BinOpItMode.AAN:
1701	double* ap = ((double*)range.Item3 + range.Item1);
1702	double* bp = ((double*)range.Item4 + range.Item1);
1703	while (cp < cLast) {
1704	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1705	cp++;
1706	ap++;
1707	bp++;
1708	}
1709	break;
1710	case BinOpItMode.ASN:
1711	ap = ((double*)range.Item3 + range.Item1);
1712	scalar = ((double)range.Item4);
1713	while (cp < cLast) {
1714	cp = (scalar != 0 ^ ap != 0) ? (byte)1 : (byte)0;
1715	cp++;
1716	ap++;
1717
1718	}
1719	break;
1720	case BinOpItMode.SAN:
1721	scalar = ((double)range.Item3);
1722	bp = ((double*)range.Item4 + range.Item1);
1723	while (cp < cLast) {
1724	cp = (scalar != 0 ^ bp != 0) ? (byte)1 : (byte)0;
1725	cp++;
1726	bp++;
1727	}
1728	break;
1729	default:
1730	break;
1731	}
1732	#endregion
1733	System.Threading.Interlocked.Decrement(ref workerCount);
1734	};
1735
1736	#region do the work
1737	fixed (double* arrAP = arrA)
1738	fixed (double* arrBP = arrB)
1739	fixed (byte* retArrP = retArr) {
1740	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1741	if (Settings.s_maxNumberThreads > 1 && outLen / 2 > Settings.s_minParallelElement1Count) {
1742	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1743	workItemLength = outLen / workItemCount;
1744	} else {
1745	workItemLength = outLen / 2;
1746	workItemCount = 2;
1747	}
1748	} else {
1749	workItemLength = outLen;
1750	workItemCount = 1;
1751	}
1752
1753	for (; i < workItemCount - 1; i++) {
1754	Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode> range
1755	= new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1756	(i * workItemLength, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode);
1757	System.Threading.Interlocked.Increment(ref workerCount);
1758	ILThreadPool.QueueUserWorkItem(i, worker, range);
1759	}
1760	// the last (or may the only) chunk is done right here
1761	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr, BinOpItMode>
1762	(i * workItemLength, outLen - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP, mode));
1763	ILThreadPool.Wait4Workers(ref workerCount);
1764	}
1765
1766	#endregion
1767	return new ILRetLogical(retArr, outDims);
1768	}
1769	}
1770
1771	private static unsafe ILRetLogical xorEx(ILInArray<double> A, ILInArray<double> B) {
1772	using (ILScope.Enter(A, B)) {
1773	#region parameter checking
1774	if (isnull(A) \|\| isnull(B))
1775	return new ILRetLogical(ILSize.Empty00);
1776	if (A.IsEmpty) {
1777	return new ILRetLogical(B.S);
1778	} else if (B.IsEmpty) {
1779	return new ILRetLogical(A.S);
1780	}
1781	//if (A.IsScalar \|\| B.IsScalar \|\| A.D.IsSameSize(B.D))
1782	// return add(A,B);
1783	int dim = -1;
1784	for (int l = 0; l < Math.Max(A.S.NumberOfDimensions, B.S.NumberOfDimensions); l++) {
1785	if (A.S[l] != B.S[l]) {
1786	if (dim >= 0 \|\| (A.S[l] != 1 && B.S[l] != 1)) {
1787	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1788	}
1789	dim = l;
1790	}
1791	}
1792	if (dim > 1)
1793	throw new ILArgumentException("singleton dimension expansion currently is only supported for colum- and row vectors");
1794	#endregion
1795
1796	#region parameter preparation
1797	byte[] retArr;
1798
1799	double[] arrA = A.GetArrayForRead();
1800
1801	double[] arrB = B.GetArrayForRead();
1802	ILSize outDims;
1803	BinOptItExMode mode;
1804	int arrInc = 0;
1805	int arrStepInc = 0;
1806	int dimLen = 0;
1807	if (A.IsVector) {
1808	outDims = B.S;
1809	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1810	mode = BinOptItExMode.VAN;
1811	dimLen = A.Length;
1812	} else if (B.IsVector) {
1813	outDims = A.S;
1814	retArr = ILMemoryPool.Pool.New<byte>(outDims.NumberOfElements);
1815	mode = BinOptItExMode.AVN;
1816	dimLen = B.Length;
1817	} else {
1818	throw new ILArgumentException("A and B must have the same size except for one simgleton dimension in A or B");
1819	}
1820	arrInc = (dim == 0) ? outDims.SequentialIndexDistance(1) : outDims.SequentialIndexDistance(0);
1821	arrStepInc = outDims.SequentialIndexDistance(dim);
1822	#endregion
1823
1824	#region worker loops definition
1825	ILLogicalStorage retStorage = new ILLogicalStorage(retArr, outDims);
1826	int workerCount = 1;
1827	Action<object> worker = data => {
1828	// expects: iStart, iLen, ap, bp, cp
1829	Tuple<int, int, IntPtr, IntPtr, IntPtr> range =
1830	(Tuple<int, int, IntPtr, IntPtr, IntPtr>)data;
1831
1832	double* ap;
1833
1834	double* bp;
1835	byte* cp;
1836	switch (mode) {
1837	case BinOptItExMode.VAN:
1838	for (int s = 0; s < range.Item2; s++) {
1839	ap = (double*)range.Item3;
1840	bp = (double)range.Item4 + range.Item1 + s arrStepInc; ;
1841	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1842	for (int l = 0; l < dimLen; l++) {
1843	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1844	ap++;
1845	bp += arrInc;
1846	cp += arrInc;
1847	}
1848	}
1849	break;
1850	case BinOptItExMode.AVN:
1851	for (int s = 0; s < range.Item2; s++) {
1852	ap = (double)range.Item3 + range.Item1 + s arrStepInc;
1853	bp = (double*)range.Item4;
1854	cp = (byte)range.Item5 + range.Item1 + s arrStepInc;
1855	for (int l = 0; l < dimLen; l++) {
1856	cp = (ap != 0 ^ *bp != 0) ? (byte)1 : (byte)0;
1857	ap += arrInc;
1858	bp++;
1859	cp += arrInc;
1860	}
1861	}
1862	break;
1863	}
1864	System.Threading.Interlocked.Decrement(ref workerCount);
1865	};
1866	#endregion
1867
1868	#region work distribution
1869	int i = 0, workItemCount = Settings.s_maxNumberThreads, workItemLength;
1870	int outLen = outDims.NumberOfElements;
1871	if (Settings.s_maxNumberThreads > 1 && outLen / 2 >= Settings.s_minParallelElement1Count) {
1872	if (outLen / workItemCount > Settings.s_minParallelElement1Count) {
1873	workItemLength = outLen / dimLen / workItemCount;
1874	//workItemLength = (int)((double)outLen / workItemCount * 1.05);
1875	} else {
1876	workItemLength = outLen / dimLen / 2;
1877	workItemCount = 2;
1878	}
1879	} else {
1880	workItemLength = outLen / dimLen;
1881	workItemCount = 1;
1882	}
1883
1884	fixed ( double* arrAP = arrA)
1885	fixed ( double* arrBP = arrB)
1886	fixed (byte* retArrP = retArr) {
1887
1888	for (; i < workItemCount - 1; i++) {
1889	Tuple<int, int, IntPtr, IntPtr, IntPtr> range
1890	= new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1891	(i * workItemLength * arrStepInc, workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP);
1892	System.Threading.Interlocked.Increment(ref workerCount);
1893	ILThreadPool.QueueUserWorkItem(i, worker, range);
1894	}
1895	// the last (or may the only) chunk is done right here
1896	//System.Threading.Interlocked.Increment(ref retStorage.PendingTasks);
1897	worker(new Tuple<int, int, IntPtr, IntPtr, IntPtr>
1898	(i * workItemLength * arrStepInc, (outLen / dimLen) - i * workItemLength, (IntPtr)arrAP, (IntPtr)arrBP, (IntPtr)retArrP));
1899
1900	ILThreadPool.Wait4Workers(ref workerCount);
1901	}
1902	#endregion
1903
1904	return new ILRetLogical(retStorage);
1905	}
1906	}
1907
1908
1909	#endregion HYCALPER AUTO GENERATED CODE
1910
1911	}
1912	}

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