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root/group/trunk/OOPSE/libmdtools/Thermo.hpp
Revision: 483
Committed: Wed Apr 9 04:06:43 2003 UTC (21 years, 3 months ago) by gezelter
File size: 1263 byte(s)
Log Message:
fixes for NPT and NVT

File Contents

# User Rev Content
1 mmeineke 377 #ifndef __THERMO_H__
2     #define __THERMO_H__
3    
4     #include "Atom.hpp"
5     #include "SRI.hpp"
6     #include "Integrator.hpp"
7     #include "SimInfo.hpp"
8     #include "randomSPRNG.hpp"
9    
10     class Thermo{
11    
12     public:
13    
14     Thermo( SimInfo* the_entry_plug );
15     ~Thermo();
16    
17     // note: all the following energies are in kcal/mol
18    
19     double getKinetic(); // the total kinetic energy
20     double getPotential(); // the total potential energy
21     double getTotalE(); // gets the total energy
22    
23     double getTemperature(); // gives the instant temp. in K
24 gezelter 483 double getPressure(); // gives the instant pressure in atm;
25     void getPressureTensor(double pressure_tensor[9]); // gives the pressure
26     // tensor in
27     // amu*fs^-2*Ang^-1
28 gezelter 454
29     int getNDF(); // get the number of degrees of freedom in the system
30     int getNDFraw(); // get the number of raw degrees of freedom in the system
31     // i.e. don't subtract constraints or system COM.
32 mmeineke 377
33     void velocitize(); // set the temperature to the target temp in SimInfo
34     // NOTE: srand48 should be seeded before calling.
35 chuckv 403 void getCOMVel(double vdrift[3]);
36 chuckv 401
37 mmeineke 377 private:
38     SimInfo* entry_plug;
39     gaussianSPRNG *gaussStream;
40    
41     };
42     #endif