-
Notifications
You must be signed in to change notification settings - Fork 2
/
Cloud.h
executable file
·89 lines (73 loc) · 3.94 KB
/
Cloud.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
/**
* @file Cloud.h
* @brief Defines the data and methods of the Cloud class
*
* @license This file is distributed under the BSD Open Source License.
* See LICENSE.TXT for details.
**/
#ifndef CLOUD_H
#define CLOUD_H
#include "fitsio.h"
#include "Parallel.h"
#include "RandomNumbers.h"
class Cloud {
public:
Cloud(const cloud_index numPar);
~Cloud();
const cloud_index n; //!< Number of particles
double * const x, * const y, * const Vx, * const Vy; //!< current positions and velocities
double * const charge, * const mass; //!< Paricle charges and masses
double * const k1, * const k2, * const k3, * const k4; //!< velocityX (Runge-Kutta) tidbit
double * const l1, * const l2, * const l3, * const l4; //!< positionsX (Runge-Kutta) tidbits
double * const m1, * const m2, * const m3, * const m4; //!< velocityY (Runge-Kutta) tidbits
double * const n1, * const n2, * const n3, * const n4; //!< positionsY (Runge-Kutta) tidbits
double * const forceX, * const forceY; //!< Force on particles
doubleV * const xCache, * const yCache, * const VxCache, * const VyCache; //!< Cached position/velocity data
RandomNumbers rands; //!< Random number class used for charge/mass initialization
static double interParticleSpacing; //!< The distance (m) between each particle in the grid
static const double electronCharge; //!< Electron charge (C)
static const double epsilon0; //!< Permittivity of free space (F/m)
static const double particleRadius; //!< Average radius of dust particle (m)
static double dustParticleMassDensity; //!< Density of dust particle (kg/m^3)
static double justX; //!< Distance in x-direction from origin to center of dust grid (m)
static double justY; //!< Distance in y-direction from origin to center of dust grid (m)
static double velX; //!< Initial x-velocity of dust cloud (m/s)
static double velY; //!< Initial y-velocity of dust cloud (m/s)
void writeCloudSetup(fitsfile * const file, int &error) const;
void writeTimeStep(fitsfile * const file, int &error, double currentTime) const;
const doubleV getx1_pd(const cloud_index i) const;
const doubleV getx2_pd(const cloud_index i) const;
const doubleV getx3_pd(const cloud_index i) const;
const doubleV getx4_pd(const cloud_index i) const;
const doubleV getx1r_pd(const cloud_index i) const;
const doubleV getx2r_pd(const cloud_index i) const;
const doubleV getx3r_pd(const cloud_index i) const;
const doubleV getx4r_pd(const cloud_index i) const;
const doubleV gety1_pd(const cloud_index i) const;
const doubleV gety2_pd(const cloud_index i) const;
const doubleV gety3_pd(const cloud_index i) const;
const doubleV gety4_pd(const cloud_index i) const;
const doubleV gety1r_pd(const cloud_index i) const;
const doubleV gety2r_pd(const cloud_index i) const;
const doubleV gety3r_pd(const cloud_index i) const;
const doubleV gety4r_pd(const cloud_index i) const;
const doubleV getVx1_pd(const cloud_index i) const;
const doubleV getVx2_pd(const cloud_index i) const;
const doubleV getVx3_pd(const cloud_index i) const;
const doubleV getVx4_pd(const cloud_index i) const;
const doubleV getVy1_pd(const cloud_index i) const;
const doubleV getVy2_pd(const cloud_index i) const;
const doubleV getVy3_pd(const cloud_index i) const;
const doubleV getVy4_pd(const cloud_index i) const;
static Cloud * const initializeGrid(const cloud_index numParticles,
cloud_index row_x_particles,
cloud_index row_y_particles,
const double rMean, const double rSigma,
const double qMean, const double qSigma);
static Cloud * const initializeFromFile(fitsfile * const file, int &error,
double * const currentTime);
private:
void initCharge(const double qMean, const double qSigma);
void initMass(const double rMean, const double rSigma);
};
#endif // CLOUD_H