xref: /petsc/src/sys/classes/viewer/impls/cgns/cgnsv.c (revision ebead697dbf761eb322f829370bbe90b3bd93fa3)
1 #include <petsc/private/viewercgnsimpl.h> /*I "petscviewer.h" I*/
2 #if defined(PETSC_HDF5_HAVE_PARALLEL)
3 #include <pcgnslib.h>
4 #else
5 #include <cgnslib.h>
6 #endif
7 
8 static PetscErrorCode PetscViewerSetFromOptions_CGNS(PetscOptionItems *PetscOptionsObject,PetscViewer v)
9 {
10   PetscFunctionBegin;
11   PetscOptionsHeadBegin(PetscOptionsObject,"CGNS Viewer Options");
12   PetscOptionsHeadEnd();
13   PetscFunctionReturn(0);
14 }
15 
16 static PetscErrorCode PetscViewerView_CGNS(PetscViewer v,PetscViewer viewer)
17 {
18   PetscViewer_CGNS  *cgv = (PetscViewer_CGNS*)v->data;
19 
20   PetscFunctionBegin;
21   if (cgv->filename) {
22     PetscCall(PetscViewerASCIIPrintf(viewer,"Filename: %s\n", cgv->filename));
23   }
24   PetscFunctionReturn(0);
25 }
26 
27 static PetscErrorCode PetscViewerFileClose_CGNS(PetscViewer viewer)
28 {
29   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
30 
31   PetscFunctionBegin;
32   if (cgv->output_times) {
33     size_t size, width = 32;
34     char *solnames;
35     PetscReal *times;
36     cgsize_t num_times;
37     PetscCall(PetscSegBufferGetSize(cgv->output_times, &size));
38     PetscCall(PetscSegBufferExtractInPlace(cgv->output_times, &times));
39     num_times = size;
40     PetscCallCGNS(cg_biter_write(cgv->file_num, cgv->base, "TimeIterValues", num_times));
41     PetscCallCGNS(cg_goto(cgv->file_num, cgv->base, "BaseIterativeData_t", 1, NULL));
42     PetscCallCGNS(cg_array_write("TimeValues", CGNS_ENUMV(RealDouble), 1, &num_times, times));
43     PetscCall(PetscSegBufferDestroy(&cgv->output_times));
44     PetscCallCGNS(cg_ziter_write(cgv->file_num, cgv->base, cgv->zone, "ZoneIterativeData"));
45     PetscCallCGNS(cg_goto(cgv->file_num, cgv->base, "Zone_t", cgv->zone, "ZoneIterativeData_t", 1, NULL));
46     PetscCall(PetscMalloc(size*width+1, &solnames));
47     for (size_t i=0; i<size; i++) PetscCall(PetscSNPrintf(&solnames[i*width], width+1, "FlowSolution%-20zu", i));
48     cgsize_t shape[2] = {(cgsize_t)width, (cgsize_t)size};
49     PetscCallCGNS(cg_array_write("FlowSolutionPointers", CGNS_ENUMV(Character), 2, shape, solnames));
50     // The VTK reader looks for names like FlowSolution*Pointers.
51     for (size_t i=0; i<size; i++) PetscCall(PetscSNPrintf(&solnames[i*width], width+1, "%-32s", "CellInfo"));
52     PetscCallCGNS(cg_array_write("FlowSolutionCellInfoPointers", CGNS_ENUMV(Character), 2, shape, solnames));
53     PetscCall(PetscFree(solnames));
54 
55     PetscCallCGNS(cg_simulation_type_write(cgv->file_num, cgv->base, CGNS_ENUMV(TimeAccurate)));
56   }
57   PetscCall(PetscFree(cgv->filename));
58 #if defined(PETSC_HDF5_HAVE_PARALLEL)
59   PetscCallCGNS(cgp_close(cgv->file_num));
60 #else
61   if (cgv->file_num) PetscCallCGNS(cg_close(cgv->file_num));
62 #endif
63   cgv->file_num = 0;
64   PetscFunctionReturn(0);
65 }
66 
67 static PetscErrorCode PetscViewerDestroy_CGNS(PetscViewer viewer)
68 {
69   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
70 
71   PetscFunctionBegin;
72   PetscCall(PetscViewerFileClose_CGNS(viewer));
73   PetscCall(PetscFree(cgv->node_l2g));
74   PetscCall(PetscFree(cgv->nodal_field));
75   PetscCall(PetscFree(cgv));
76   PetscCall(PetscObjectComposeFunction((PetscObject)viewer,"PetscViewerFileSetName_C",NULL));
77   PetscCall(PetscObjectComposeFunction((PetscObject)viewer,"PetscViewerFileGetName_C",NULL));
78   PetscCall(PetscObjectComposeFunction((PetscObject)viewer,"PetscViewerFileSetMode_C",NULL));
79   PetscCall(PetscObjectComposeFunction((PetscObject)viewer,"PetscViewerFileGetMode_C",NULL));
80   PetscFunctionReturn(0);
81 }
82 
83 static PetscErrorCode PetscViewerFileSetMode_CGNS(PetscViewer viewer, PetscFileMode type)
84 {
85   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
86 
87   PetscFunctionBegin;
88   cgv->btype = type;
89   PetscFunctionReturn(0);
90 }
91 
92 static PetscErrorCode PetscViewerFileGetMode_CGNS(PetscViewer viewer, PetscFileMode *type)
93 {
94   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
95 
96   PetscFunctionBegin;
97   *type = cgv->btype;
98   PetscFunctionReturn(0);
99 }
100 
101 static PetscErrorCode PetscViewerFileSetName_CGNS(PetscViewer viewer, const char *filename)
102 {
103   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
104 
105   PetscFunctionBegin;
106   if (cgv->file_num) PetscCallCGNS(cg_close(cgv->file_num));
107   PetscCall(PetscFree(cgv->filename));
108   PetscCall(PetscStrallocpy(filename, &cgv->filename));
109 
110   switch (cgv->btype) {
111   case FILE_MODE_READ:
112     SETERRQ(PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"FILE_MODE_READ not yet implemented");
113     break;
114   case FILE_MODE_WRITE:
115 #if defined(PETSC_HDF5_HAVE_PARALLEL)
116     PetscCallCGNS(cgp_mpi_comm(PetscObjectComm((PetscObject)viewer)));
117     PetscCallCGNS(cgp_open(filename, CG_MODE_WRITE, &cgv->file_num));
118 #else
119     PetscCallCGNS(cg_open(filename, CG_MODE_WRITE, &cgv->file_num));
120 #endif
121     break;
122   case FILE_MODE_UNDEFINED:
123     SETERRQ(PetscObjectComm((PetscObject)viewer),PETSC_ERR_ORDER, "Must call PetscViewerFileSetMode() before PetscViewerFileSetName()");
124   default:
125     SETERRQ(PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP, "Unsupported file mode %s",PetscFileModes[cgv->btype]);
126   }
127   PetscFunctionReturn(0);
128 }
129 
130 static PetscErrorCode PetscViewerFileGetName_CGNS(PetscViewer viewer, const char **filename)
131 {
132   PetscViewer_CGNS *cgv = (PetscViewer_CGNS*)viewer->data;
133 
134   PetscFunctionBegin;
135   *filename = cgv->filename;
136   PetscFunctionReturn(0);
137 }
138 
139 /*MC
140    PETSCVIEWERCGNS - A viewer for CGNS files
141 
142 .seealso: `PetscViewerCreate()`, `VecView()`, `DMView()`, `PetscViewerFileSetName()`, `PetscViewerFileSetMode()`
143 
144   Level: beginner
145 M*/
146 
147 PETSC_EXTERN PetscErrorCode PetscViewerCreate_CGNS(PetscViewer v)
148 {
149   PetscViewer_CGNS *cgv;
150 
151   PetscFunctionBegin;
152   PetscCall(PetscNewLog(v,&cgv));
153 
154   v->data                = cgv;
155   v->ops->destroy        = PetscViewerDestroy_CGNS;
156   v->ops->setfromoptions = PetscViewerSetFromOptions_CGNS;
157   v->ops->view           = PetscViewerView_CGNS;
158   cgv->btype            = FILE_MODE_UNDEFINED;
159   cgv->filename         = NULL;
160 
161   PetscCall(PetscObjectComposeFunction((PetscObject)v,"PetscViewerFileSetName_C",PetscViewerFileSetName_CGNS));
162   PetscCall(PetscObjectComposeFunction((PetscObject)v,"PetscViewerFileGetName_C",PetscViewerFileGetName_CGNS));
163   PetscCall(PetscObjectComposeFunction((PetscObject)v,"PetscViewerFileSetMode_C",PetscViewerFileSetMode_CGNS));
164   PetscCall(PetscObjectComposeFunction((PetscObject)v,"PetscViewerFileGetMode_C",PetscViewerFileGetMode_CGNS));
165   PetscFunctionReturn(0);
166 }
167