checkTopology.C 6.55 KB
Newer Older
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
#include "checkTopology.H"
#include "polyMesh.H"
#include "Time.H"
#include "regionSplit.H"
#include "cellSet.H"
#include "faceSet.H"
#include "pointSet.H"
#include "IOmanip.H"

Foam::label Foam::checkTopology(const polyMesh& mesh, const bool allTopology)
{
    label noFailedChecks = 0;

    Pout<< "Checking topology..." << endl;

    // Check if the boundary definition is unique
    mesh.boundaryMesh().checkDefinition(true);

    // Check if the boundary processor patches are correct
    mesh.boundaryMesh().checkParallelSync(true);

    {
        pointSet points(mesh, "unusedPoints", mesh.nPoints()/100);
        if (mesh.checkPoints(true, &points))
        {
            noFailedChecks++;

            Pout<< "  <<Writing " << points.size()
                << " unused points to set " << points.name() << endl;
            points.write();
        }
    }

    {
        faceSet faces(mesh, "upperTriangularFace", mesh.nFaces()/100);
        if (mesh.checkUpperTriangular(true, &faces))
        {
            noFailedChecks++;
39
40
41
        }
        if (faces.size() > 0)
        {
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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
            Pout<< "  <<Writing " << faces.size()
                << " unordered faces to set " << faces.name() << endl;
            faces.write();
        }
    }

    if (allTopology)
    {
        cellSet cells(mesh, "zipUpCells", mesh.nCells()/100);
        if (mesh.checkCellsZipUp(true, &cells))
        {
            noFailedChecks++;

            Pout<< "  <<Writing " << cells.size()
                << " cells with over used edges to set " << cells.name()
                << endl;
            cells.write();
        }
    }

    {
        faceSet faces(mesh, "outOfRangeFaces", mesh.nFaces()/100);
        if (mesh.checkFaceVertices(true, &faces))
        {
            noFailedChecks++;

            Pout<< "  <<Writing " << faces.size()
                << " faces with out-of-range or duplicate vertices to set "
                << faces.name() << endl;
            faces.write();
        }
    }

    if (allTopology)
    {
        faceSet faces(mesh, "edgeFaces", mesh.nFaces()/100);
        if (mesh.checkFaceFaces(true, &faces))
        {
            noFailedChecks++;

            Pout<< "  <<Writing " << faces.size()
                << " faces with incorrect edges to set " << faces.name()
                << endl;
            faces.write();
        }
    }

    {
        regionSplit rs(mesh);

        if (rs.nRegions() == 1)
        {
            Info<< "    Number of regions: " << rs.nRegions() << " (OK)."
                << endl;
        
        }
        else
        {
            Info<< "   *Number of regions: " << rs.nRegions() << endl;

            Info<< "    The mesh has multiple regions which are not connected "
                   "by any face." << endl
                << "  <<Writing region information to "
                << mesh.time().timeName()/"cellToRegion"
                << endl;

            labelIOList ctr
            (
                IOobject
                (
                    "cellToRegion",
                    mesh.time().timeName(),
                    mesh,
                    IOobject::NO_READ,
                    IOobject::NO_WRITE
                ),
                rs
            );
            ctr.write();
        }
    }

    if (!Pstream::parRun())
    {
        Pout<< "\nChecking patch topology for multiply connected surfaces ..."
            << endl;

        const polyBoundaryMesh& patches = mesh.boundaryMesh();

        // Non-manifold points
        pointSet points
        (
            mesh,
            "nonManifoldPoints",
            mesh.nPoints()/100
        );

        Pout.setf(ios_base::left);

        Pout<< "    "
            << setw(20) << "Patch"
            << setw(9) << "Faces"
            << setw(9) << "Points"
            << " Surface" << endl;

        forAll(patches, patchI)
        {
            const polyPatch& pp = patches[patchI];

            primitivePatch::surfaceTopo pTyp = pp.surfaceType();

            if (pp.size() == 0)
            {
                Pout<< "    "
                    << setw(20) << pp.name()
                    << setw(9) << pp.size()
                    << setw(9) << pp.nPoints()
                    << " ok (empty)" << endl;
            }
            else if (pTyp == primitivePatch::MANIFOLD)
            {
                if (pp.checkPointManifold(true, &points))
                {
                    Pout<< "    " 
                        << setw(20) << pp.name()
                        << setw(9) << pp.size()
                        << setw(9) << pp.nPoints()
                        << " multiply connected (shared point)" << endl;
                }
                else
                {
                    Pout<< "    "
                        << setw(20) << pp.name()
                        << setw(9) << pp.size()
                        << setw(9) << pp.nPoints()
                        << " ok (closed singly connected surface)" << endl;
                }

                // Add points on non-manifold edges to make set complete
                pp.checkTopology(false, &points);
            }
            else
            {
                pp.checkTopology(false, &points);

                if (pTyp == primitivePatch::OPEN)
                {
                    Pout<< "    "
                        << setw(20) << pp.name()
                        << setw(9) << pp.size()
                        << setw(9) << pp.nPoints()
                        << " ok (not multiply connected)" << endl;
                }
                else
                {
                    Pout<< "    "
                        << setw(20) << pp.name()
                        << setw(9) << pp.size()
                        << setw(9) << pp.nPoints()
                        << " multiply connected surface (shared edge)"
                        << endl;
                }
            }
        }

        if (points.size() > 0)
        {
            Pout<< "  <<Writing " << points.size()
                << " conflicting points to set "
                << points.name() << endl;

            points.write();
        }

        //Pout.setf(ios_base::right);
    }

    // Force creation of all addressing if requested.
    // Errors will be reported as required
    if (allTopology)
    {
        mesh.cells();
        mesh.faces();
        mesh.edges();
        mesh.points();
        mesh.faceOwner();
        mesh.faceNeighbour();
        mesh.cellCells();
        mesh.edgeCells();
        mesh.pointCells();
        mesh.edgeFaces();
        mesh.pointFaces();
        mesh.cellEdges();
        mesh.faceEdges();
        mesh.pointEdges();
    }

    return noFailedChecks;
}