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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
// announce.cc -- annnounce apparent horizon info to other thorns
// $Header$
//
// <<<access to persistent data>>>
// AHFinderDirect_announce - top-level driver for announce stuff
//
#include <stdio.h>
#include <assert.h>
#include <math.h>
#include "util_Table.h"
#include "cctk.h"
#include "cctk_Arguments.h"
#include "cctk_Parameters.h"
#include "cctk_Functions.h"
#include "config.h"
#include "stdc.h"
#include "../jtutil/util.hh"
#include "../jtutil/array.hh"
#include "../jtutil/cpm_map.hh"
#include "../jtutil/linear_map.hh"
using jtutil::error_exit;
#include "../patch/coords.hh"
#include "../patch/grid.hh"
#include "../patch/fd_grid.hh"
#include "../patch/patch.hh"
#include "../patch/patch_edge.hh"
#include "../patch/patch_interp.hh"
#include "../patch/ghost_zone.hh"
#include "../patch/patch_system.hh"
#include "../elliptic/Jacobian.hh"
#include "../gr/gfns.hh"
#include "../gr/gr.hh"
#include "horizon_sequence.hh"
#include "BH_diagnostics.hh"
#include "driver.hh"
// all the code in this file is inside this namespace
namespace AHFinderDirect
{
//******************************************************************************
//
// ***** access to persistent data *****
//
extern struct state state;
//******************************************************************************
//
// This function is called by the Cactus scheduler, to announce any
// desired apparent horizon info to any other thorns that may be interested.
// At present the only info we announce is the centroid position of a
// single selected apparent horizon; if the SetAHCentroid() aliased
// function has been defined then we announce by calling that.
//
extern "C"
void AHFinderDirect_announce(CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
const struct verbose_info& verbose_info = state.verbose_info;
// which horizon to announce?
const int hn = which_horizon_to_announce_centroid;
if (hn == 0)
then return; // *** NO-OP RETURN ***
if (! ((hn >= 1) && (hn <= N_horizons)) )
then CCTK_VWarn(FATAL_ERROR, __LINE__, __FILE__, CCTK_THORNSTRING,
"\n"
" AHFinderDirect_announce():\n"
" invalid horizon number %d to announce\n"
" (valid range is [1,N_horizons=%d])!\n"
,
hn, int(N_horizons)); /*NOTREACHED*/
assert(state.AH_data_array[hn] != NULL);
const struct AH_data& AH_data = *state.AH_data_array[hn];
// only try to announce AH info if we've found AHs at this time level
if (! AH_data.search_flag)
then return; // *** NO-OP RETURN ***
// did we actually *find* this horizon?
if (! AH_data.found_flag)
then return; // *** NO-OP RETURN ***
// is there anyone to announce it to?
if (CCTK_IsFunctionAliased("SetDriftCorrectPosition"))
then {
const struct BH_diagnostics& BH_diagnostics = AH_data.BH_diagnostics;
const CCTK_REAL xx = BH_diagnostics.centroid_x;
const CCTK_REAL yy = BH_diagnostics.centroid_y;
const CCTK_REAL zz = BH_diagnostics.centroid_z;
if (verbose_info.print_physics_details)
then CCTK_VInfo(CCTK_THORNSTRING,
"horizon %d centroid (%g,%g,%g) --> DriftCorrect",
hn, double(xx), double(yy), double(zz));
SetDriftCorrectPosition(cctkGH, xx, yy, zz);
}
}
//******************************************************************************
//
// This function is called by the Cactus scheduler, to copy any
// desired apparent horizon info to Cactus variables.
//
extern "C"
void AHFinderDirect_store(CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
for (int hn = 1; hn <= N_horizons; ++ hn)
{
// Store in spherical surface
const int sn = sf_IdFromName(which_surface_to_store_info[hn],
which_surface_to_store_info_by_name[hn]);
if (sn == -1)
then continue;
if (sn < 0 || sn >= nsurfaces)
then CCTK_VWarn(FATAL_ERROR, __LINE__, __FILE__, CCTK_THORNSTRING,
"\n"
" AHFinderDirect_store():\n"
" invalid surface number %d for horizon number %d\n"
" (valid range is [0,nsurfaces-1=%d])!\n"
,
sn, hn,
int(nsurfaces-1)); /*NOTREACHED*/
const struct AH_data& AH_data = *state.AH_data_array[hn];
const struct BH_diagnostics& BH_diagnostics = AH_data.BH_diagnostics;
BH_diagnostics.store(cctkGH, hn, sn);
}
}
//******************************************************************************
//
// This function is called by the Cactus scheduler, to copy any
// desired apparent horizon info to Cactus variables.
//
extern "C"
void AHFinderDirect_save(CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
for (int hn = 1; hn <= N_horizons; ++ hn)
{
const struct AH_data& AH_data = *state.AH_data_array[hn];
const struct BH_diagnostics& BH_diagnostics = AH_data.BH_diagnostics;
// Save in grid array
BH_diagnostics.save(cctkGH, hn);
}
}
//******************************************************************************
//
// This function is called by the Cactus scheduler, to copy any
// desired apparent horizon info from Cactus variables.
//
extern "C"
void AHFinderDirect_recover(CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS
DECLARE_CCTK_PARAMETERS
for (int hn = 1; hn <= N_horizons; ++ hn)
{
struct AH_data& AH_data = *state.AH_data_array[hn];
struct BH_diagnostics& BH_diagnostics = AH_data.BH_diagnostics;
// Load from grid array
BH_diagnostics.load(cctkGH, hn);
}
}
//******************************************************************************
} // namespace AHFinderDirect
|
