1 /*
2 This file is part of CDO. CDO is a collection of Operators to manipulate and analyse Climate model Data.
3
4 Copyright (C) 2006 Brockmann Consult
5
6 Author: Ralf Quast
7
8 */
9
10 /*
11 This module contains the following operators:
12
13 Timcount timcount Time counts
14 Hourcount hourcount Hourly counts
15 Daycount daycount Daily counts
16 Moncount moncount Monthly counts
17 Yearcount yearcount Yearly counts
18 */
19
20 #include <cdi.h>
21
22 #include "process_int.h"
23 #include "util_date.h"
24
25 void *
Timcount(void * process)26 Timcount(void *process)
27 {
28 char indate1[DATE_LEN + 1], indate2[DATE_LEN + 1];
29 int64_t vdate0 = 0;
30 int vtime0 = 0;
31
32 cdo_initialize(process);
33
34 // clang-format off
35 cdo_operator_add("timcount", 0, 31, nullptr);
36 cdo_operator_add("yearcount", 0, 10, nullptr);
37 cdo_operator_add("moncount", 0, 8, nullptr);
38 cdo_operator_add("daycount", 0, 6, nullptr);
39 cdo_operator_add("hourcount", 0, 4, nullptr);
40 // clang-format on
41
42 const auto operatorID = cdo_operator_id();
43
44 const int cmplen = DATE_LEN - cdo_operator_f2(operatorID);
45
46 operator_check_argc(0);
47
48 const auto streamID1 = cdo_open_read(0);
49
50 const auto vlistID1 = cdo_stream_inq_vlist(streamID1);
51 const auto vlistID2 = vlistDuplicate(vlistID1);
52
53 const auto nvars = vlistNvars(vlistID1);
54 for (int varID = 0; varID < nvars; varID++) cdiDefKeyString(vlistID2, varID, CDI_KEY_UNITS, "No.");
55
56 if (cdo_operator_f2(operatorID) == 16) vlistDefNtsteps(vlistID2, 1);
57
58 const auto taxisID1 = vlistInqTaxis(vlistID1);
59 const auto taxisID2 = taxisDuplicate(taxisID1);
60 vlistDefTaxis(vlistID2, taxisID2);
61
62 const auto streamID2 = cdo_open_write(1);
63 cdo_def_vlist(streamID2, vlistID2);
64
65 const auto maxrecs = vlistNrecs(vlistID1);
66 std::vector<RecordInfo> recList(maxrecs);
67
68 auto gridsizemax = vlistGridsizeMax(vlistID1);
69 if (vlistNumber(vlistID1) != CDI_REAL) gridsizemax *= 2;
70
71 Field field;
72 field.resize(gridsizemax);
73
74 FieldVector2D vars1;
75 fields_from_vlist(vlistID1, vars1, FIELD_VEC);
76
77 int tsID = 0;
78 int otsID = 0;
79 while (true)
80 {
81 int nrecs = 0;
82 int nsets = 0;
83 while (true)
84 {
85 nrecs = cdo_stream_inq_timestep(streamID1, tsID);
86 if (nrecs == 0) break;
87
88 const auto vdate = taxisInqVdate(taxisID1);
89 const auto vtime = taxisInqVtime(taxisID1);
90
91 if (nsets == 0) SET_DATE(indate2, vdate, vtime);
92 SET_DATE(indate1, vdate, vtime);
93
94 if (DATE_IS_NEQ(indate1, indate2, cmplen)) break;
95
96 for (int recID = 0; recID < nrecs; recID++)
97 {
98 int varID, levelID;
99 cdo_inq_record(streamID1, &varID, &levelID);
100
101 if (tsID == 0)
102 {
103 recList[recID].varID = varID;
104 recList[recID].levelID = levelID;
105 recList[recID].lconst = (vlistInqVarTimetype(vlistID1, varID) == TIME_CONSTANT);
106 }
107
108 const size_t fieldsize = vars1[varID][levelID].size;
109
110 if (nsets == 0)
111 {
112 for (size_t i = 0; i < fieldsize; i++) vars1[varID][levelID].vec_d[i] = vars1[varID][levelID].missval;
113 vars1[varID][levelID].nmiss = fieldsize;
114 }
115
116 cdo_read_record(streamID1, field.vec_d.data(), &field.nmiss);
117 field.size = vars1[varID][levelID].size;
118 field.grid = vars1[varID][levelID].grid;
119 field.missval = vars1[varID][levelID].missval;
120
121 field2_count(vars1[varID][levelID], field);
122 }
123
124 vdate0 = vdate;
125 vtime0 = vtime;
126 nsets++;
127 tsID++;
128 }
129
130 if (nrecs == 0 && nsets == 0) break;
131
132 taxisDefVdate(taxisID2, vdate0);
133 taxisDefVtime(taxisID2, vtime0);
134 cdo_def_timestep(streamID2, otsID);
135
136 for (int recID = 0; recID < maxrecs; recID++)
137 {
138 if (otsID && recList[recID].lconst) continue;
139
140 const auto varID = recList[recID].varID;
141 const auto levelID = recList[recID].levelID;
142 cdo_def_record(streamID2, varID, levelID);
143 cdo_write_record(streamID2, vars1[varID][levelID].vec_d.data(), vars1[varID][levelID].nmiss);
144 }
145
146 if (nrecs == 0) break;
147 otsID++;
148 }
149
150 cdo_stream_close(streamID2);
151 cdo_stream_close(streamID1);
152
153 cdo_finish();
154
155 return nullptr;
156 }
157