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root/group/trunk/OOPSE-4/src/UseTheForce/notifyCutoffs.F90
Revision: 2273
Committed: Thu Aug 11 21:04:03 2005 UTC (18 years, 11 months ago) by gezelter
File size: 4305 byte(s)
Log Message:
breakage in progress

File Contents

# User Rev Content
1 gezelter 1930 !!
2     !! Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3     !!
4     !! The University of Notre Dame grants you ("Licensee") a
5     !! non-exclusive, royalty free, license to use, modify and
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
19     !! notice, this list of conditions and the following disclaimer.
20     !!
21     !! 3. Redistributions in binary form must reproduce the above copyright
22     !! notice, this list of conditions and the following disclaimer in the
23     !! documentation and/or other materials provided with the
24     !! distribution.
25     !!
26     !! This software is provided "AS IS," without a warranty of any
27     !! kind. All express or implied conditions, representations and
28     !! warranties, including any implied warranty of merchantability,
29     !! fitness for a particular purpose or non-infringement, are hereby
30     !! excluded. The University of Notre Dame and its licensors shall not
31     !! be liable for any damages suffered by licensee as a result of
32     !! using, modifying or distributing the software or its
33     !! derivatives. In no event will the University of Notre Dame or its
34     !! licensors be liable for any lost revenue, profit or data, or for
35     !! direct, indirect, special, consequential, incidental or punitive
36     !! damages, however caused and regardless of the theory of liability,
37     !! arising out of the use of or inability to use software, even if the
38     !! University of Notre Dame has been advised of the possibility of
39     !! such damages.
40     !!
41    
42 tim 1498 module notifyCutoffs
43 gezelter 2204
44 tim 1498 use definitions
45 gezelter 2273 use doForces, only: setDefaultCutoffs
46 tim 1498 use reaction_field, only: setCutoffsRF
47 gezelter 2273 use lj, only: setLJDefaultCutoff
48 tim 1498 use eam, only: setCutoffEAM
49     use switcheroo, only: set_switch
50     use status
51     implicit none
52    
53     PRIVATE
54    
55     character(len = statusMsgSize) :: errMsg
56    
57     #define __FORTRAN90
58     #include "UseTheForce/fSwitchingFunction.h"
59 gezelter 2273 #include "UseTheForce/fCutoffPolicy.h"
60 tim 1498
61     public::cutoffNotify
62 gezelter 2204
63 tim 1498 contains
64 gezelter 2204
65 tim 1498 subroutine cutoffNotify( this_rcut, this_rsw, this_rlist )
66 gezelter 2204
67 tim 1498 real(kind=dp), intent(in) :: this_rcut, this_rsw, this_rlist
68 gezelter 2204
69 tim 1498 real(kind=dp) :: rsw, rcut, rlist
70     integer :: localError
71     logical :: do_shift
72 gezelter 2204
73 tim 1498 rcut = this_rcut
74     rsw = this_rsw
75     rlist = this_rlist
76 gezelter 2204
77 tim 1498 if (rcut .lt. rsw) then
78 gezelter 2204
79 tim 1498 write(errMsg, *) 'cutoffRadius is ', rcut, newline // tab, &
80 gezelter 2204 'but switchingRadius is set larger at ', rsw , newline // tab, &
81     'That is probably not what you wanted to do!'
82    
83 tim 1498 call handleWarning("cutoffNotify", errMsg)
84    
85 gezelter 2204 endif
86 tim 1498
87 gezelter 2204 if (rlist .lt. rcut) then
88 tim 1498
89 gezelter 2204 write(errMsg, *) 'neighborListRadius is ', rlist, newline &
90     // tab, 'but cutoffRadius is set larger at ', rcut , newline &
91     // tab, 'That is probably a programming error!'
92 tim 1498
93 gezelter 2204 call handleWarning("cutoffNotify", errMsg)
94 tim 1498
95 gezelter 2204 endif
96 tim 1498
97 gezelter 2204 do_shift = .false.
98     if (abs(rcut-rsw) .lt. 0.0001) then
99    
100     write(errMsg, *) &
101     'cutoffRadius and switchingRadius are set to the same', newline &
102     // tab, 'value. OOPSE will use shifted Lennard-Jones', newline &
103     // tab, 'potentials instead of switching functions.'
104    
105     call handleInfo("cutoffNotify", errMsg)
106    
107     do_shift = .true.
108    
109     endif
110    
111 gezelter 2273 call setDefaultCutoffs(rcut, rsw, rlist, TRADITIONAL_CUTOFF_POLICY)
112 gezelter 2204 call setCutoffsRF( rcut, rsw )
113 gezelter 2273 call setLJDefaultCutoff( rcut, do_shift )
114 gezelter 2204 call setCutoffEAM( rcut, localError)
115     call set_switch(GROUP_SWITCH, rsw, rcut)
116    
117 chuckv 2266 if (localError /= 0) then
118     write(errMsg, *) 'An error has occured in setting the default cutoff'
119     call handleError("cutoffNotify", errMsg)
120     end if
121    
122    
123 gezelter 2204 end subroutine cutoffNotify
124    
125     end module notifyCutoffs