GADGET-2: allvars.c Source File

00001 
00005 #include <stdio.h>
00006 #include <gsl/gsl_rng.h>
00007 #include "tags.h"
00008 #include "allvars.h"
00009 
00010 
00011 int ThisTask;           
00012 int NTask;               
00013 int PTask;              
00015 int NumPart;            
00016 int N_gas;              
00017 long long Ntype[6];      
00018 int NtypeLocal[6];       
00020 int NumForceUpdate;      
00021 int NumSphUpdate;        
00023 double CPUThisRun;      
00026 int RestartFlag;         
00030 char *Exportflag;        
00032 int  *Ngblist;           
00034 int TreeReconstructFlag; 
00036 int Flag_FullStep;       
00039 gsl_rng *random_generator; 
00041 double RndTable[RNDTABLE]; 
00044 double DomainCorner[3];    
00045 double DomainCenter[3];    
00046 double DomainLen;          
00047 double DomainFac;          
00048 int    DomainMyStart;      
00049 int    DomainMyLast;       
00050 int    *DomainStartList;   
00051 int    *DomainEndList;     
00052 double *DomainWork;        
00053 int    *DomainCount;       
00054 int    *DomainCountSph;    
00056 int    *DomainTask;        
00057 int    *DomainNodeIndex;   
00058 FLOAT  *DomainTreeNodeLen; 
00059 FLOAT  *DomainHmax;        
00061 struct DomainNODE
00062  *DomainMoment;                    
00064 peanokey *DomainKeyBuf;    
00066 peanokey *Key;             
00067 peanokey *KeySorted;       
00070 int NTopnodes;             
00071 int NTopleaves;            
00073 struct topnode_data
00074  *TopNodes;                      
00077 double TimeOfLastTreeConstruction; 
00081 /* variables for input/output, usually only used on process 0 */
00082 
00083 char ParameterFile[MAXLEN_FILENAME];  
00085 FILE *FdInfo;       
00086 FILE *FdEnergy;     
00087 FILE *FdTimings;    
00088 FILE *FdCPU;        
00090 #ifdef FORCETEST
00091 FILE *FdForceTest;  
00092 #endif
00093 
00094 
00095 double DriftTable[DRIFT_TABLE_LENGTH];      
00096 double GravKickTable[DRIFT_TABLE_LENGTH];   
00097 double HydroKickTable[DRIFT_TABLE_LENGTH];  
00099 void *CommBuffer;   
00109 struct global_data_all_processes
00110  All;
00111 
00112 
00113 
00117 struct particle_data
00118  *P,              
00119  *DomainPartBuf;  
00122 /* the following struture holds data that is stored for each SPH particle in addition to the collisionless
00123  * variables.
00124  */
00125 struct sph_particle_data
00126  *SphP,                         
00127  *DomainSphBuf;                 
00133 /*  Variables for Tree
00134  */
00135 
00136 int MaxNodes;           
00137 int Numnodestree;       
00139 struct NODE
00140  *Nodes_base,                   
00141  *Nodes;                        
00145 int *Nextnode;          
00146 int *Father;            
00149 struct extNODE           
00150  *Extnodes_base,                
00151  *Extnodes;                     
00159 struct io_header
00160  header;  
00164 char Tab_IO_Labels[IO_NBLOCKS][4];   /*<! This table holds four-byte character tags used for fileformat 2 */
00165 
00166 
00167 
00168 /* global state of system, used for global statistics
00169  */
00170 struct state_of_system
00171  SysState;      /*<! Structure for storing some global statistics about the simulation. */
00172  
00173 
00174 
00175 /* Various structures for communication
00176  */
00177 struct gravdata_in
00178  *GravDataIn,                   
00179  *GravDataGet,                  
00180  *GravDataResult,               
00181  *GravDataOut;                  
00183 struct gravdata_index
00184  *GravDataIndexTable;           
00188 struct densdata_in
00189  *DensDataIn,                   
00190  *DensDataGet;                  
00192 struct densdata_out
00193  *DensDataResult,               
00194  *DensDataPartialResult;        
00198 struct hydrodata_in
00199  *HydroDataIn,                  
00200  *HydroDataGet;                 
00202 struct hydrodata_out
00203  *HydroDataResult,              
00204  *HydroDataPartialResult;