98 lines
1.9 KiB
C++
98 lines
1.9 KiB
C++
#ifndef _LOAD_GADGET_DATA_HPP
|
|
#define _LOAD_GADGET_DATA_HPP
|
|
|
|
#include "config.hpp"
|
|
|
|
namespace CosmoTool {
|
|
|
|
struct GadgetHeader
|
|
{
|
|
int npart[6];
|
|
double mass[6];
|
|
double time;
|
|
double redshift;
|
|
int flag_sfr;
|
|
int flag_feedback;
|
|
int npartTotal[6];
|
|
int flag_cooling;
|
|
int num_files;
|
|
double BoxSize;
|
|
double Omega0;
|
|
double OmegaLambda;
|
|
double HubbleParam;
|
|
char fill[256- 6*4- 6*8- 2*8- 2*4- 6*4- 2*4 - 4*8]; /* fills to 256 Bytes */
|
|
};
|
|
|
|
struct ParticleState
|
|
{
|
|
float Pos[3];
|
|
float Init[3];
|
|
float Vel[3];
|
|
float VelInit[3];
|
|
float Mass;
|
|
int Type;
|
|
|
|
float Rho, U, Temp, Ne;
|
|
int Id;
|
|
};
|
|
|
|
struct GadgetData {
|
|
GadgetHeader header;
|
|
ParticleState *particles;
|
|
int NumPart;
|
|
int ntot_withmasses;
|
|
};
|
|
|
|
struct ParticleSetHeader {
|
|
int Ntypes;
|
|
float BoxSize;
|
|
float RedShift;
|
|
char header[256 - 4 - 2*4];
|
|
};
|
|
|
|
struct ParticleSet {
|
|
ParticleSetHeader header;
|
|
// Particle description
|
|
int *Npart;
|
|
ParticleState **particles;
|
|
};
|
|
|
|
struct PurePositionData {
|
|
unsigned int NumPart;
|
|
double BoxSize;
|
|
double hubble;
|
|
FCoordinates *pos;
|
|
};
|
|
|
|
struct PhaseSpaceData {
|
|
unsigned int NumPart;
|
|
double hubble;
|
|
double BoxSize;
|
|
FCoordinates *pos;
|
|
FCoordinates *vel;
|
|
};
|
|
|
|
struct PhaseSpaceDataID {
|
|
unsigned int NumPart;
|
|
double hubble;
|
|
double BoxSize;
|
|
FCoordinates *pos;
|
|
FCoordinates *vel;
|
|
int *ID;
|
|
};
|
|
|
|
void writeGadget(GadgetData *data, const char *fname);
|
|
GadgetData *loadGadget(const char *fname);
|
|
void freeGadget(GadgetData *data);
|
|
|
|
GadgetData *loadSimulationData(const char *fname);
|
|
GadgetData *loadHydra(const char *fname);
|
|
|
|
void writePersoSet(ParticleSet *set, const char *fname);
|
|
ParticleSet *loadPersoSet(const char *fname);
|
|
void freePersoSet(ParticleSet *set);
|
|
|
|
};
|
|
|
|
#endif
|