| 6 | 
  | 
 * redistribute this software in source and binary code form, provided | 
| 7 | 
  | 
 * that the following conditions are met: | 
| 8 | 
  | 
 * | 
| 9 | 
< | 
 * 1. Acknowledgement of the program authors must be made in any | 
| 10 | 
< | 
 *    publication of scientific results based in part on use of the | 
| 11 | 
< | 
 *    program.  An acceptable form of acknowledgement is citation of | 
| 12 | 
< | 
 *    the article in which the program was described (Matthew | 
| 13 | 
< | 
 *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher | 
| 14 | 
< | 
 *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented | 
| 15 | 
< | 
 *    Parallel Simulation Engine for Molecular Dynamics," | 
| 16 | 
< | 
 *    J. Comput. Chem. 26, pp. 252-271 (2005)) | 
| 17 | 
< | 
 * | 
| 18 | 
< | 
 * 2. Redistributions of source code must retain the above copyright | 
| 9 | 
> | 
 * 1. Redistributions of source code must retain the above copyright | 
| 10 | 
  | 
 *    notice, this list of conditions and the following disclaimer. | 
| 11 | 
  | 
 * | 
| 12 | 
< | 
 * 3. Redistributions in binary form must reproduce the above copyright | 
| 12 | 
> | 
 * 2. Redistributions in binary form must reproduce the above copyright | 
| 13 | 
  | 
 *    notice, this list of conditions and the following disclaimer in the | 
| 14 | 
  | 
 *    documentation and/or other materials provided with the | 
| 15 | 
  | 
 *    distribution. | 
| 28 | 
  | 
 * arising out of the use of or inability to use software, even if the | 
| 29 | 
  | 
 * University of Notre Dame has been advised of the possibility of | 
| 30 | 
  | 
 * such damages. | 
| 31 | 
+ | 
 * | 
| 32 | 
+ | 
 * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your | 
| 33 | 
+ | 
 * research, please cite the appropriate papers when you publish your | 
| 34 | 
+ | 
 * work.  Good starting points are: | 
| 35 | 
+ | 
 *                                                                       | 
| 36 | 
+ | 
 * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).              | 
| 37 | 
+ | 
 * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).           | 
| 38 | 
+ | 
 * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).           | 
| 39 | 
+ | 
 * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010). | 
| 40 | 
+ | 
 * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). | 
| 41 | 
  | 
 */ | 
| 42 | 
  | 
  | 
| 43 | 
  | 
/** | 
| 53 | 
  | 
#include <cmath> | 
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  | 
#include "Vector.hpp" | 
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  | 
 | 
| 56 | 
< | 
namespace oopse { | 
| 56 | 
> | 
namespace OpenMD { | 
| 57 | 
  | 
 | 
| 58 | 
  | 
  /** | 
| 59 | 
  | 
   * @class RectMatrix RectMatrix.hpp "math/RectMatrix.hpp" | 
| 152 | 
  | 
    Vector<Real, Row> getRow(unsigned int row) { | 
| 153 | 
  | 
      Vector<Real, Row> v; | 
| 154 | 
  | 
 | 
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< | 
      for (unsigned int i = 0; i < Row; i++) | 
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> | 
      for (unsigned int i = 0; i < Col; i++) | 
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  | 
        v[i] = this->data_[row][i]; | 
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  | 
 | 
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      return v; | 
| 165 | 
  | 
     */                 | 
| 166 | 
  | 
    void setRow(unsigned int row, const Vector<Real, Row>& v) { | 
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  | 
 | 
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< | 
      for (unsigned int i = 0; i < Row; i++) | 
| 168 | 
> | 
      for (unsigned int i = 0; i < Col; i++) | 
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  | 
        this->data_[row][i] = v[i]; | 
| 170 | 
  | 
    } | 
| 171 | 
  | 
 | 
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  | 
    Vector<Real, Col> getColumn(unsigned int col) { | 
| 178 | 
  | 
      Vector<Real, Col> v; | 
| 179 | 
  | 
 | 
| 180 | 
< | 
      for (unsigned int j = 0; j < Col; j++) | 
| 180 | 
> | 
      for (unsigned int j = 0; j < Row; j++) | 
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  | 
        v[j] = this->data_[j][col]; | 
| 182 | 
  | 
 | 
| 183 | 
  | 
      return v; | 
| 190 | 
  | 
     */                 | 
| 191 | 
  | 
    void setColumn(unsigned int col, const Vector<Real, Col>& v){ | 
| 192 | 
  | 
 | 
| 193 | 
< | 
      for (unsigned int j = 0; j < Col; j++) | 
| 193 | 
> | 
      for (unsigned int j = 0; j < Row; j++) | 
| 194 | 
  | 
        this->data_[j][col] = v[j]; | 
| 195 | 
  | 
    }          | 
| 196 | 
  | 
 | 
| 221 | 
  | 
    /** | 
| 222 | 
  | 
     * Tests if this matrix is identical to matrix m | 
| 223 | 
  | 
     * @return true if this matrix is equal to the matrix m, return false otherwise | 
| 224 | 
< | 
     * @m matrix to be compared | 
| 224 | 
> | 
     * @param m matrix to be compared | 
| 225 | 
  | 
     * | 
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  | 
     * @todo replace operator == by template function equal | 
| 227 | 
  | 
     */ | 
| 237 | 
  | 
    /** | 
| 238 | 
  | 
     * Tests if this matrix is not equal to matrix m | 
| 239 | 
  | 
     * @return true if this matrix is not equal to the matrix m, return false otherwise | 
| 240 | 
< | 
     * @m matrix to be compared | 
| 240 | 
> | 
     * @param m matrix to be compared | 
| 241 | 
  | 
     */ | 
| 242 | 
  | 
    bool operator !=(const RectMatrix<Real, Row, Col>& m) { | 
| 243 | 
  | 
      return !(*this == m); | 
| 390 | 
  | 
 | 
| 391 | 
  | 
      return result; | 
| 392 | 
  | 
    } | 
| 393 | 
< | 
         | 
| 393 | 
> | 
 | 
| 394 | 
> | 
    template<class MatrixType> | 
| 395 | 
> | 
    void setSubMatrix(unsigned int beginRow, unsigned int beginCol, const MatrixType& m) { | 
| 396 | 
> | 
        assert(beginRow + m.getNRow() -1 <= getNRow()); | 
| 397 | 
> | 
        assert(beginCol + m.getNCol() -1 <= getNCol()); | 
| 398 | 
> | 
 | 
| 399 | 
> | 
        for (unsigned int i = 0; i < m.getNRow(); ++i) | 
| 400 | 
> | 
            for (unsigned int j = 0; j < m.getNCol(); ++j) | 
| 401 | 
> | 
                this->data_[beginRow+i][beginCol+j] = m(i, j); | 
| 402 | 
> | 
    } | 
| 403 | 
> | 
 | 
| 404 | 
> | 
    template<class MatrixType> | 
| 405 | 
> | 
    void getSubMatrix(unsigned int beginRow, unsigned int beginCol, MatrixType& m) { | 
| 406 | 
> | 
        assert(beginRow + m.getNRow() -1 <= getNRow()); | 
| 407 | 
> | 
        assert(beginCol + m.getNCol() - 1 <= getNCol()); | 
| 408 | 
> | 
 | 
| 409 | 
> | 
        for (unsigned int i = 0; i < m.getNRow(); ++i) | 
| 410 | 
> | 
            for (unsigned int j = 0; j < m.getNCol(); ++j) | 
| 411 | 
> | 
                m(i, j) = this->data_[beginRow+i][beginCol+j]; | 
| 412 | 
> | 
    } | 
| 413 | 
> | 
     | 
| 414 | 
> | 
    unsigned int getNRow() const {return Row;} | 
| 415 | 
> | 
    unsigned int getNCol() const {return Col;}         | 
| 416 | 
> | 
 | 
| 417 | 
  | 
  protected: | 
| 418 | 
  | 
    Real data_[Row][Col]; | 
| 419 | 
  | 
  }; | 
| 507 | 
  | 
  } | 
| 508 | 
  | 
     | 
| 509 | 
  | 
  /** | 
| 510 | 
< | 
   * Return the multiplication of  a matrix and a vector  (m * v).  | 
| 510 | 
> | 
   * Returns the multiplication of  a matrix and a vector  (m * v).  | 
| 511 | 
  | 
   * @return the multiplication of a matrix and a vector | 
| 512 | 
  | 
   * @param m the matrix | 
| 513 | 
  | 
   * @param v the vector | 
| 524 | 
  | 
  } | 
| 525 | 
  | 
 | 
| 526 | 
  | 
  /** | 
| 527 | 
+ | 
   * Returns the multiplication of a vector transpose and a matrix  (v^T * m).  | 
| 528 | 
+ | 
   * @return the multiplication of a vector transpose and a matrix | 
| 529 | 
+ | 
   * @param v the vector | 
| 530 | 
+ | 
   * @param m the matrix | 
| 531 | 
+ | 
   */ | 
| 532 | 
+ | 
  template<typename Real, unsigned int Row, unsigned int Col> | 
| 533 | 
+ | 
  inline Vector<Real, Col> operator *(const Vector<Real, Row>& v, const RectMatrix<Real, Row, Col>& m) { | 
| 534 | 
+ | 
    Vector<Real, Row> result; | 
| 535 | 
+ | 
     | 
| 536 | 
+ | 
    for (unsigned int i = 0; i < Col ; i++) | 
| 537 | 
+ | 
      for (unsigned int j = 0; j < Row ; j++)             | 
| 538 | 
+ | 
        result[i] += v[j] * m(j, i); | 
| 539 | 
+ | 
             | 
| 540 | 
+ | 
    return result;                                                                  | 
| 541 | 
+ | 
  } | 
| 542 | 
+ | 
 | 
| 543 | 
+ | 
  /** | 
| 544 | 
  | 
   * Return the scalar division of matrix   (m / s).  | 
| 545 | 
  | 
   * @return the scalar division of matrix   | 
| 546 | 
  | 
   * @param m the matrix | 
| 555 | 
  | 
    return result; | 
| 556 | 
  | 
  }     | 
| 557 | 
  | 
 | 
| 558 | 
+ | 
   | 
| 559 | 
  | 
  /** | 
| 560 | 
+ | 
   * Returns the vector (cross) product of two matrices.  This | 
| 561 | 
+ | 
   * operation is defined in: | 
| 562 | 
+ | 
   * | 
| 563 | 
+ | 
   * W. Smith, "Point Multipoles in the Ewald Summation (Revisited)," | 
| 564 | 
+ | 
   * CCP5 Newsletter No 46., pp. 18-30. | 
| 565 | 
+ | 
   * | 
| 566 | 
+ | 
   * Equation 21 defines: | 
| 567 | 
+ | 
   * \f[ | 
| 568 | 
+ | 
   * V_alpha = \sum_\beta \left[ A_{\alpha+1,\beta} * B_{\alpha+2,\beta}  | 
| 569 | 
+ | 
                           -A_{\alpha+2,\beta} * B_{\alpha+2,\beta} \right] | 
| 570 | 
+ | 
   * \f] | 
| 571 | 
+ | 
 | 
| 572 | 
+ | 
   * where \f[\alpha+1\f] and \f[\alpha+2\f] are regarded as cyclic | 
| 573 | 
+ | 
   * permuations of the matrix indices (i.e. for a 3x3 matrix, when | 
| 574 | 
+ | 
   * \f[\alpha = 2\f], \f[\alpha + 1 = 3 \f], and \f[\alpha + 2 = 1 \f] ). | 
| 575 | 
+ | 
   * | 
| 576 | 
+ | 
   * @param t1 first matrix | 
| 577 | 
+ | 
   * @param t2 second matrix | 
| 578 | 
+ | 
   * @return the cross product (vector product) of t1 and t2 | 
| 579 | 
+ | 
   */ | 
| 580 | 
+ | 
  template<typename Real, unsigned int Row, unsigned int Col> | 
| 581 | 
+ | 
  inline Vector<Real, Row> cross( const RectMatrix<Real, Row, Col>& t1,  | 
| 582 | 
+ | 
                                  const RectMatrix<Real, Row, Col>& t2 ) { | 
| 583 | 
+ | 
    Vector<Real, Row> result; | 
| 584 | 
+ | 
    unsigned int i1; | 
| 585 | 
+ | 
    unsigned int i2; | 
| 586 | 
+ | 
     | 
| 587 | 
+ | 
    for (unsigned int i = 0; i < Row; i++) { | 
| 588 | 
+ | 
      i1 = (i+1)%Row; | 
| 589 | 
+ | 
      i2 = (i+2)%Row; | 
| 590 | 
+ | 
      for (unsigned int j = 0; j < Col; j++) { | 
| 591 | 
+ | 
        result[i] += t1(i1,j) * t2(i2,j) - t1(i2,j) * t2(i1,j); | 
| 592 | 
+ | 
      } | 
| 593 | 
+ | 
    }     | 
| 594 | 
+ | 
    return result; | 
| 595 | 
+ | 
  } | 
| 596 | 
+ | 
   | 
| 597 | 
+ | 
   | 
| 598 | 
+ | 
  /** | 
| 599 | 
  | 
   * Write to an output stream | 
| 600 | 
  | 
   */ | 
| 601 | 
  | 
  template<typename Real,  unsigned int Row, unsigned int Col> |