{
MESSAGE("StdMeshers_Quadrangle_2D::StdMeshers_Quadrangle_2D");
_name = "Quadrangle_2D";
- // _shapeType = TopAbs_FACE;
_shapeType = (1 << TopAbs_FACE);
+ _compatibleHypothesis.push_back("QuadranglePreference");
}
//=============================================================================
//=============================================================================
bool StdMeshers_Quadrangle_2D::CheckHypothesis
- (SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape,
+ (SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
SMESH_Hypothesis::Hypothesis_Status& aStatus)
{
- //MESSAGE("StdMeshers_Quadrangle_2D::CheckHypothesis");
-
bool isOk = true;
aStatus = SMESH_Hypothesis::HYP_OK;
- // nothing to check
+ // there is only one compatible Hypothesis so far
+ const list <const SMESHDS_Hypothesis * >&hyps = GetUsedHypothesis(aMesh, aShape);
+ myQuadranglePreference = hyps.size() > 0;
return isOk;
}
int nbdown = quad->nbPts[0];
int nbup = quad->nbPts[2];
-// bool isDownOut = (nbdown > nbup);
-// bool isUpOut = (nbdown < nbup);
int nbright = quad->nbPts[1];
int nbleft = quad->nbPts[3];
-// bool isRightOut = (nbright > nbleft);
-// bool isLeftOut = (nbright < nbleft);
int nbhoriz = Min(nbdown, nbup);
int nbvertic = Min(nbright, nbleft);
- int nbVertices = nbhoriz * nbvertic;
- int nbQuad = (nbhoriz - 1) * (nbvertic - 1);
- //SCRUTE(nbVertices);
- //SCRUTE(nbQuad);
-
- // const TopoDS_Face& FF = TopoDS::Face(aShape);
- // bool faceIsForward = (FF.Orientation() == TopAbs_FORWARD);
- // TopoDS_Face F = TopoDS::Face(FF.Oriented(TopAbs_FORWARD));
const TopoDS_Face& F = TopoDS::Face(aShape);
- bool faceIsForward = (F.Orientation() == TopAbs_FORWARD);
Handle(Geom_Surface) S = BRep_Tool::Surface(F);
// internal mesh nodes
- int i, j;
+ int i, j, geomFaceID = meshDS->ShapeToIndex( F );
for (i = 1; i < nbhoriz - 1; i++) {
for (j = 1; j < nbvertic - 1; j++) {
int ij = j * nbhoriz + i;
double v = quad->uv_grid[ij].v;
gp_Pnt P = S->Value(u, v);
SMDS_MeshNode * node = meshDS->AddNode(P.X(), P.Y(), P.Z());
- meshDS->SetNodeOnFace(node, F);
+ meshDS->SetNodeOnFace(node, geomFaceID, u, v);
quad->uv_grid[ij].node = node;
- SMDS_FacePosition* fpos =
- dynamic_cast<SMDS_FacePosition*>(node->GetPosition().get());
- fpos->SetUParameter(u);
- fpos->SetVParameter(v);
}
}
if (quad->isEdgeOut[0]) { jlow++; } else { if (quad->isEdgeOut[2]) jup--; }
// regular quadrangles
- // bool isQuadForward = ( faceIsForward == quad->isEdgeForward[0]);
for (i = ilow; i < iup; i++) {
for (j = jlow; j < jup; j++) {
const SMDS_MeshNode *a, *b, *c, *d;
b = quad->uv_grid[j * nbhoriz + i + 1].node;
c = quad->uv_grid[(j + 1) * nbhoriz + i + 1].node;
d = quad->uv_grid[(j + 1) * nbhoriz + i].node;
- // if (isQuadForward) faceId = meshDS->AddFace(a,b,c,d);
- // else faceId = meshDS->AddFace(a,d,c,b);
SMDS_MeshFace * face = meshDS->AddFace(a, b, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
}
}
if (near == g) { // make triangle
SMDS_MeshFace* face = meshDS->AddFace(a, b, c);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
} else { // make quadrangle
if (near - 1 < ilow)
d = uv_e3[1].node;
else
d = quad->uv_grid[nbhoriz + near - 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, b, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
// if node d is not at position g - make additional triangles
if (near - 1 > g) {
else
d = quad->uv_grid[nbhoriz + k - 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
}
}
g = near;
if (near == g) { // make triangle
SMDS_MeshFace* face = meshDS->AddFace(a, b, c);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
} else { // make quadrangle
if (near + 1 > iup)
d = uv_e1[nbright - 2].node;
else
d = quad->uv_grid[nbhoriz*(nbvertic - 2) + near + 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, b, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
if (near + 1 < g) { // if d not is at g - make additional triangles
for (int k = near + 1; k < g; k++) {
else
d = quad->uv_grid[nbhoriz*(nbvertic - 2) + k + 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
}
}
g = near;
if (near == g) { // make triangle
SMDS_MeshFace* face = meshDS->AddFace(a, b, c);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
} else { // make quadrangle
if (near - 1 < jlow)
d = uv_e0[nbdown - 2].node;
else
d = quad->uv_grid[nbhoriz*near - 2].node;
SMDS_MeshFace* face = meshDS->AddFace(a, b, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
if (near - 1 > g) { // if d not is at g - make additional triangles
for (int k = near - 1; k > g; k--) {
else
d = quad->uv_grid[nbhoriz*k - 2].node;
SMDS_MeshFace* face = meshDS->AddFace(a, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
}
}
g = near;
if (near == g) { // make triangle
SMDS_MeshFace* face = meshDS->AddFace(a, b, c);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
} else { // make quadrangle
if (near + 1 > jup)
d = uv_e2[1].node;
else
d = quad->uv_grid[nbhoriz*(near + 1) + 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, b, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
if (near + 1 < g) { // if d not is at g - make additional triangles
for (int k = near + 1; k < g; k++) {
else
d = quad->uv_grid[nbhoriz*(k + 1) + 1].node;
SMDS_MeshFace* face = meshDS->AddFace(a, c, d);
- meshDS->SetMeshElementOnShape(face, F);
+ meshDS->SetMeshElementOnShape(face, geomFaceID);
}
}
g = near;
(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape) throw(SALOME_Exception)
{
Unexpect aCatch(SalomeException);
-// MESSAGE("StdMeshers_Quadrangle_2D::CheckAnd2Dcompute");
-
- SMESH_subMesh *theSubMesh = aMesh.GetSubMesh(aShape);
- // const TopoDS_Face& FF = TopoDS::Face(aShape);
- // bool faceIsForward = (FF.Orientation() == TopAbs_FORWARD);
- // TopoDS_Face F = TopoDS::Face(FF.Oriented(TopAbs_FORWARD));
const TopoDS_Face & F = TopoDS::Face(aShape);
- bool faceIsForward = (F.Orientation() == TopAbs_FORWARD);
// verify 1 wire only, with 4 edges
if (NumberOfWires(F) != 1)
{
- MESSAGE("only 1 wire by face (quadrangles)");
+ INFOS("only 1 wire by face (quadrangles)");
return 0;
- //throw SALOME_Exception(LOCALIZED("only 1 wire by face (quadrangles)"));
}
- // const TopoDS_Wire WW = BRepTools::OuterWire(F);
- // TopoDS_Wire W = TopoDS::Wire(WW.Oriented(TopAbs_FORWARD));
const TopoDS_Wire& W = BRepTools::OuterWire(F);
BRepTools_WireExplorer wexp (W, F);
int nbEdges = 0;
for (wexp.Init(W, F); wexp.More(); wexp.Next())
{
- // const TopoDS_Edge& EE = wexp.Current();
- // TopoDS_Edge E = TopoDS::Edge(EE.Oriented(TopAbs_FORWARD));
const TopoDS_Edge& E = wexp.Current();
int nb = aMesh.GetSubMesh(E)->GetSubMeshDS()->NbNodes();
if (nbEdges < 4)
if (nbEdges != 4)
{
- MESSAGE("face must have 4 edges /quadrangles");
+ INFOS("face must have 4 edges /quadrangles");
QuadDelete(quad);
return 0;
- //throw SALOME_Exception(LOCALIZED("face must have 4 edges /quadrangles"));
}
-// if (quad->nbPts[0] != quad->nbPts[2]) {
-// MESSAGE("different point number-opposed edge");
-// QuadDelete(quad);
-// return 0;
-// //throw SALOME_Exception(LOCALIZED("different point number-opposed edge"));
-// }
-//
-// if (quad->nbPts[1] != quad->nbPts[3]) {
-// MESSAGE("different point number-opposed edge");
-// QuadDelete(quad);
-// return 0;
-// //throw SALOME_Exception(LOCALIZED("different point number-opposed edge"));
-// }
-
// set normalized grid on unit square in parametric domain
SetNormalizedGrid(aMesh, F, quad);
quad->isEdgeForward[i] = false;
}
- double eps2d = 1.e-3; // *** utiliser plutot TopExp::CommonVertex, puis
- // distances si piece fausse
-// int i = 0;
- if ((pf[1].Distance(pl[0]) < eps2d) || (pl[1].Distance(pl[0]) < eps2d))
+ double l0f1 = pl[0].SquareDistance(pf[1]);
+ double l0l1 = pl[0].SquareDistance(pl[1]);
+ double f0f1 = pf[0].SquareDistance(pf[1]);
+ double f0l1 = pf[0].SquareDistance(pl[1]);
+ if ( Min( l0f1, l0l1 ) < Min ( f0f1, f0l1 ))
{
quad->isEdgeForward[0] = true;
} else {
pf[0] = c2d[0]->Value(quad->first[0]);
pl[0] = c2d[0]->Value(quad->last[0]);
}
-
for (int i = 1; i < 4; i++)
{
- quad->isEdgeForward[i] = (pf[i].Distance(pl[i - 1]) < eps2d);
+ l0l1 = pl[i - 1].SquareDistance(pl[i]);
+ l0f1 = pl[i - 1].SquareDistance(pf[i]);
+ quad->isEdgeForward[i] = ( l0f1 < l0l1 );
if (!quad->isEdgeForward[i])
{
double tmp = quad->first[i];
quad->last[i] = tmp;
pf[i] = c2d[i]->Value(quad->first[i]);
pl[i] = c2d[i]->Value(quad->last[i]);
- //SCRUTE(pf[i].Distance(pl[i-1]));
- ASSERT(pf[i].Distance(pl[i - 1]) < eps2d);
}
}
- //SCRUTE(pf[0].Distance(pl[3]));
- ASSERT(pf[0].Distance(pl[3]) < eps2d);
-
-// for (int i=0; i<4; i++)
-// {
-// SCRUTE(quad->isEdgeForward[i]);
-// MESSAGE(" -first "<<i<<" "<<pf[i].X()<<" "<<pf[i].Y());
-// MESSAGE(" -last "<<i<<" "<<pl[i].X()<<" "<<pl[i].Y());
-// }
// 2 --- load 2d edge points (u,v) with orientation and value on unit square
quad->uv_edges[i] = LoadEdgePoints(aMesh, F, quad->edge[i],
quad->first[i], quad->last[i]);
if (!quad->uv_edges[i]) loadOk = false;
- // quad->isEdgeForward[i]);
}
for (int i = 2; i < 4; i++)
quad->uv_edges[i] = LoadEdgePoints(aMesh, F, quad->edge[i],
quad->last[i], quad->first[i]);
if (!quad->uv_edges[i]) loadOk = false;
- // !quad->isEdgeForward[i]);
}
if (!loadOk)
{
-// MESSAGE("StdMeshers_Quadrangle_2D::SetNormalizedGrid - LoadEdgePoints failed");
+ INFOS("StdMeshers_Quadrangle_2D::SetNormalizedGrid - LoadEdgePoints failed");
QuadDelete( quad );
quad = 0;
return;
}
// 3 --- 2D normalized values on unit square [0..1][0..1]
-// int nbdown = quad->nbPts[0];
-// int nbright = quad->nbPts[1];
int nbhoriz = Min(quad->nbPts[0], quad->nbPts[2]);
int nbvertic = Min(quad->nbPts[1], quad->nbPts[3]);
-// MESSAGE("nbhoriz, nbvertic = " << nbhoriz << nbvertic);
quad->isEdgeOut[0] = (quad->nbPts[0] > quad->nbPts[2]);
quad->isEdgeOut[1] = (quad->nbPts[1] > quad->nbPts[3]);
uv_grid[ij].u = u;
uv_grid[ij].v = v;
-
- //MESSAGE("-uv- "<<i<<" "<<j<<" "<<uv_grid[ij].u<<" "<<uv_grid[ij].v);
}
}
}
{
//MESSAGE("StdMeshers_Quadrangle_2D::LoadEdgePoints");
- SMDS_Mesh* meshDS = aMesh.GetMeshDS();
-
// --- IDNodes of first and last Vertex
TopoDS_Vertex VFirst, VLast;
for (int i = 0; i < nbPoints + 2; i++)
{
uvslf[i].normParam = (uvslf[i].param - paramin) / (paramax - paramin);
- //SCRUTE(uvslf[i].normParam);
}
return uvslf;
