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root/group/trunk/OOPSE-4/src/UseTheForce/DarkSide/fForceOptions.F90
Revision: 2788
Committed: Mon Jun 5 18:44:05 2006 UTC (18 years, 2 months ago) by gezelter
File size: 4795 byte(s)
Log Message:
Added methods to access GB_mu and GB_nu from the force field options

File Contents

# User Rev Content
1 chuckv 2494 !!
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     !! fForceOptions.F90
43     !! OOPSE-2.0
44     !!
45     !! Created by Charles F. Vardeman II on 12/6/05.
46     !!
47     !! PURPOSE:
48     !!
49     !! @author Charles F. Vardeman II
50 gezelter 2788 !! @version $Id: fForceOptions.F90,v 1.3 2006-06-05 18:44:05 gezelter Exp $
51 chuckv 2494
52     !! Handles Mixing options for Fortran.
53    
54     module fForceOptions
55 gezelter 2788 use definitions
56     implicit none
57     PRIVATE
58    
59 chuckv 2494 #define __FORTRAN90
60     #include "UseTheForce/fForceOptions.h"
61 gezelter 2788
62     type(ForceOptions), save :: fortranForceOptions
63     logical, save :: haveForceOptions = .false.
64    
65    
66     public :: ForceOptions
67     public :: getVDW14Scale
68     public :: getElectrostatic14Scale
69     public :: getGayBerneMu
70     public :: getGayBerneNu
71     public :: getEnergyMixingRule
72     public :: getDistanceMixingRule
73     public :: usesGeometricDistanceMixing
74     public :: usesGeometricEnergyMixing
75     public :: setForceOptions
76    
77 chuckv 2494 contains
78    
79 gezelter 2788 subroutine setForceOptions(theseOptions)
80     type(ForceOptions),intent(in) :: theseOptions
81     fortranForceOptions = theseOptions
82     haveForceOptions = .true.
83     end subroutine setForceOptions
84    
85     function getVDW14Scale() result(thisScale)
86     real(kind=dp) :: thisScale
87     thisScale = fortranForceOptions%vdw14scale
88     end function getVDW14Scale
89    
90     function getElectrostatic14Scale() result(thisScale)
91     real(kind=dp) :: thisScale
92     thisScale = fortranForceOptions%electrostatic14scale
93     end function getElectrostatic14Scale
94    
95     function getGayBerneMu() result(thisMu)
96     real(kind=dp) :: thisMu
97     thisMu = fortranForceOptions%GayBerneMu
98     end function getGayBerneMu
99 chuckv 2494
100 gezelter 2788 function getGayBerneNu() result(thisNu)
101     real(kind=dp) :: thisNu
102     thisNu = fortranForceOptions%GayBerneNu
103     end function getGayBerneNu
104 chuckv 2494
105 gezelter 2788 function usesGeometricDistanceMixing() result(doesit)
106     logical :: doesit
107     doesit = .false.
108     if (.not.haveForceOptions) return
109     if (fortranForceOptions%DistanceMixingRule == GEOMETRIC_MIXING_RULE) then
110     doesit = .true.
111     endif
112     end function usesGeometricDistanceMixing
113    
114     function usesGeometricEnergyMixing() result(doesit)
115     logical :: doesit
116     doesit = .false.
117     if (.not.haveForceOptions) return
118     if (fortranForceOptions%EnergyMixingRule == GEOMETRIC_MIXING_RULE) then
119     doesit = .true.
120     endif
121     end function usesGeometricEnergyMixing
122    
123     function getEnergyMixingRule() result(MixingRule)
124     integer :: MixingRule
125     MixingRule = 0
126     if (.not.haveForceOptions) return
127     MixingRule = fortranForceOptions%EnergyMixingRule
128     end function getEnergyMixingRule
129    
130     function getDistanceMixingRule() result(MixingRule)
131     integer :: MixingRule
132     MixingRule = 0
133     if (.not.haveForceOptions) return
134     MixingRule = fortranForceOptions%DistanceMixingRule
135     end function getDistanceMixingRule
136    
137 chuckv 2494 end module fForceOptions