PairwiseInteractionEnergies.h
上传用户:chinafayin
上传日期:2022-04-05
资源大小:153k
文件大小:2k
源码类别:
并行计算
开发平台:
Visual C++
- /*
- FastGrid (formerly AutoGrid)
- Copyright (C) 2009 The Scripps Research Institute. All rights reserved.
- Copyright (C) 2009 Masaryk University. All rights reserved.
- AutoGrid is a Trade Mark of The Scripps Research Institute.
- 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 2
- 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, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- #pragma once
- #include "GridMap.h"
- // Calculates the lookup table of the pairwise interaction energies
- class PairwiseInteractionEnergies
- {
- public:
- struct LookupTable
- {
- // MAX_DIST is not NBCUTOFF times 100 as it should be, it's a power of two for a little faster memory access,
- // values beyond this threshold are unused
- double table[NUM_RECEPTOR_TYPES][MAX_DIST][MAX_MAPS];
- };
- PairwiseInteractionEnergies();
- ~PairwiseInteractionEnergies();
- // calculates the table of pair-wise interaction energies
- void calculate(const GridMapList &gridmaps, LogFile &logFile,
- int numReceptorTypes, const char (&receptorTypes)[NUM_RECEPTOR_TYPES][3], double rSmooth);
- // returns the precalculated value
- double operator ()(int atomType, int indexR, int mapIndex) const
- {
- return energyLookup->table[atomType][indexR][mapIndex];
- }
- private:
- LookupTable *energyLookup;
- };