// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
// File : StdMeshers_Penta_3D.cxx
// Module : SMESH
-using namespace std;
-
-#include <StdMeshers_Penta_3D.hxx>
-
-#include <stdio.h>
-
-#include <algorithm>
+#include "StdMeshers_Penta_3D.hxx"
#include "utilities.h"
#include "Utils_ExceptHandlers.hxx"
+#include "SMDS_EdgePosition.hxx"
+#include "SMDS_MeshElement.hxx"
+#include "SMDS_VolumeOfNodes.hxx"
+#include "SMDS_VolumeTool.hxx"
+#include "SMESHDS_SubMesh.hxx"
+#include "SMESH_Mesh.hxx"
+#include "SMESH_MeshEditor.hxx"
+#include "SMESH_subMesh.hxx"
+#include "SMESH_subMeshEventListener.hxx"
+
+#include <BRepTools.hxx>
+#include <BRepTools_WireExplorer.hxx>
+#include <BRep_Tool.hxx>
#include <TopAbs_ShapeEnum.hxx>
-#include <TopTools_IndexedMapOfShape.hxx>
#include <TopExp.hxx>
-#include <SMESH_Mesh.hxx>
-#include <SMESH_subMesh.hxx>
-#include <SMESHDS_SubMesh.hxx>
-
-#include <SMDS_MeshElement.hxx>
+#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
+#include <TopTools_IndexedMapOfShape.hxx>
#include <TopTools_IndexedMapOfShape.hxx>
+#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <TopTools_ListOfShape.hxx>
-#include <TopoDS_Vertex.hxx>
-#include <TopoDS_Edge.hxx>
+#include <TopTools_MapOfShape.hxx>
#include <TopoDS.hxx>
-#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
-#include <TopTools_ListIteratorOfListOfShape.hxx>
-#include <gp_Pnt.hxx>
-#include <BRep_Tool.hxx>
+#include <TopoDS_Edge.hxx>
#include <TopoDS_Shell.hxx>
+#include <TopoDS_Vertex.hxx>
+#include <gp_Pnt.hxx>
+
+#include <stdio.h>
+#include <algorithm>
+
+using namespace std;
typedef map < int, int, less<int> >::iterator \
StdMeshers_IteratorOfDataMapOfIntegerInteger;
-//=======================================================================
-//
-// StdMeshers_Penta_3D
-//
+enum { NB_WALL_FACES = 4 };
+
//=======================================================================
//function : StdMeshers_Penta_3D
//purpose :
: myErrorStatus(1)
{
myTol3D=0.1;
+ myWallNodesMaps.resize( SMESH_Block::NbFaces() );
+ myShapeXYZ.resize( SMESH_Block::NbSubShapes() );
+ myTool = 0;
+}
+
+//=======================================================================
+//function : ~StdMeshers_Penta_3D
+//purpose :
+//=======================================================================
+
+StdMeshers_Penta_3D::~StdMeshers_Penta_3D()
+{
+ if ( myTool )
+ delete myTool;
}
+
//=======================================================================
//function : Compute
//purpose :
bool StdMeshers_Penta_3D::Compute(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape)
{
+ MESSAGE("StdMeshers_Penta_3D::Compute()");
+ //
myErrorStatus=0;
//
bool bOK=false;
if (myErrorStatus){
return bOK;
}
+
+ myTool = new SMESH_MesherHelper(aMesh);
+ myCreateQuadratic = myTool->IsQuadraticSubMesh(aShape);
+
//
MakeBlock();
- if (myErrorStatus){
+ if (myErrorStatus){
+ delete myTool; myTool = 0;
+ return bOK;
+ }
+ //
+ ClearMeshOnFxy1();
+ if (myErrorStatus) {
+ delete myTool; myTool = 0;
return bOK;
}
//
MakeNodes();
if (myErrorStatus){
+ delete myTool; myTool = 0;
return bOK;
}
//
MakeConnectingMap();
//
- ClearMeshOnFxy1();
- if (myErrorStatus) {
- return bOK;
- }
- //
MakeMeshOnFxy1();
if (myErrorStatus) {
+ delete myTool; myTool = 0;
return bOK;
}
//
MakeVolumeMesh();
//
+ delete myTool; myTool = 0;
return !bOK;
}
+
//=======================================================================
//function : MakeNodes
//purpose :
// 1.1 Horizontal size
myJSize=0;
for (i=0; i<aNbSIDs; ++i) {
- const TopoDS_Shape& aS=myBlock.Shape(aSIDs[i]);
+ const TopoDS_Shape& aS = myBlock.Shape(aSIDs[i]);
SMESH_subMesh *aSubMesh = pMesh->GetSubMeshContaining(aS);
ASSERT(aSubMesh);
- SMESHDS_SubMesh *aSM=aSubMesh->GetSubMeshDS();
- iNbN=aSM->NbNodes();
- myJSize+=iNbN;
+ SMESHDS_SubMesh *aSM = aSubMesh->GetSubMeshDS();
+ if(!myCreateQuadratic) {
+ iNbN = aSM->NbNodes();
+ }
+ else {
+ iNbN = 0;
+ SMDS_NodeIteratorPtr itn = aSM->GetNodes();
+ while(itn->more()) {
+ const SMDS_MeshNode* aNode = itn->next();
+ if(myTool->IsMedium(aNode))
+ continue;
+ iNbN++;
+ }
+ }
+ myJSize += iNbN;
}
//printf("*** Horizontal: number of nodes summary=%d\n", myJSize);
//
const TopoDS_Shape& aS=myBlock.Shape(SMESH_Block::ID_E00z);
SMESH_subMesh *aSubMesh = pMesh->GetSubMeshContaining(aS);
ASSERT(aSubMesh);
- SMESHDS_SubMesh *aSM=aSubMesh->GetSubMeshDS();
- iNbN=aSM->NbNodes();
- myISize+=iNbN;
+ SMESHDS_SubMesh *aSM = aSubMesh->GetSubMeshDS();
+ if(!myCreateQuadratic) {
+ iNbN = aSM->NbNodes();
+ }
+ else {
+ iNbN = 0;
+ SMDS_NodeIteratorPtr itn = aSM->GetNodes();
+ while(itn->more()) {
+ const SMDS_MeshNode* aNode = itn->next();
+ if(myTool->IsMedium(aNode))
+ continue;
+ iNbN++;
+ }
+ }
+ myISize += iNbN;
}
//printf("*** Vertical: number of nodes on edges and vertices=%d\n", myISize);
//
// vertices
for (k=0; k<aNbSIDs; ++k) {
aSID=aSIDs[k];
- const TopoDS_Shape& aS=myBlock.Shape(aSID);
- SMDS_NodeIteratorPtr ite =pMesh->GetSubMeshContaining(aS)->GetSubMeshDS()->GetNodes();
+ const TopoDS_Shape& aS = myBlock.Shape(aSID);
+ SMDS_NodeIteratorPtr ite = pMesh->GetSubMeshContaining(aS)->GetSubMeshDS()->GetNodes();
while(ite->more()) {
const SMDS_MeshNode* aNode = ite->next();
+ if(myTool->IsMedium(aNode))
+ continue;
aNodeID=aNode->GetID();
//
aTNode.SetNode(aNode);
aTNode.SetShapeSupportID(aSID);
aTNode.SetBaseNodeID(aNodeID);
//
- switch (aSID){
- case SMESH_Block::ID_V000:
- aCoords.SetCoord(0., 0., 0.);
- break;
- case SMESH_Block::ID_V100:
- aCoords.SetCoord(1., 0., 0.);
- break;
- case SMESH_Block::ID_V110:
- aCoords.SetCoord(1., 1., 0.);
- break;
- case SMESH_Block::ID_V010:
- aCoords.SetCoord(0., 1., 0.);
- break;
- case SMESH_Block::ID_Ex00:
- case SMESH_Block::ID_E1y0:
- case SMESH_Block::ID_Ex10:
- case SMESH_Block::ID_E0y0:
- case SMESH_Block::ID_Fxy0:{
- aX=aNode->X();
- aY=aNode->Y();
- aZ=aNode->Z();
- aP3D.SetCoord(aX, aY, aZ);
- myBlock.ComputeParameters(aP3D, aS, aCoords);
- iErr=myBlock.ErrorStatus();
- if (iErr) {
- MESSAGE("StdMeshers_Penta_3D::MakeNodes()," <<
- "SMESHBlock: ComputeParameters operation failed");
- myErrorStatus=101; // SMESHBlock: ComputeParameters operation failed
- return;
- }
- }
- break;
- default:
- break;
+ if ( SMESH_Block::IsEdgeID (aSID)) {
+ const SMDS_EdgePosition* epos =
+ static_cast<const SMDS_EdgePosition*>(aNode->GetPosition().get());
+ myBlock.ComputeParameters( epos->GetUParameter(), aS, aCoords );
+ }
+ else {
+ aX=aNode->X();
+ aY=aNode->Y();
+ aZ=aNode->Z();
+ aP3D.SetCoord(aX, aY, aZ);
+ myBlock.ComputeParameters(aP3D, aS, aCoords);
+ }
+ iErr = myBlock.ErrorStatus();
+ if (iErr) {
+ MESSAGE("StdMeshers_Penta_3D::MakeNodes()," <<
+ "SMESHBlock: ComputeParameters operation failed");
+ myErrorStatus=101; // SMESHBlock: ComputeParameters operation failed
+ return;
}
aTNode.SetNormCoord(aCoords);
ij=i*myJSize+j;
++j;
}
}
- /*
- //DEB
- {
- int iShapeSupportID, iBaseNodeID;
- //
- //printf("\n\n*** Base Face\n");
- i=0;
- for (j=0; j<myJSize; ++j) {
- ij=i*myJSize+j;
- const StdMeshers_TNode& aTNode=myTNodes[ij];
- iShapeSupportID=aTNode.ShapeSupportID();
- iBaseNodeID=aTNode.BaseNodeID();
- const gp_XYZ& aXYZ=aTNode.NormCoord();
- printf("*** j:%d bID#%d iSS:%d { %lf %lf %lf }\n",
- j, iBaseNodeID, iShapeSupportID, aXYZ.X(), aXYZ.Y(), aXYZ.Z());
+
+ // 3.1 Fill maps of wall nodes
+ SMESH_Block::TShapeID wallFaceID[ NB_WALL_FACES ] = {
+ SMESH_Block::ID_Fx0z, SMESH_Block::ID_Fx1z,
+ SMESH_Block::ID_F0yz, SMESH_Block::ID_F1yz
+ };
+ SMESH_Block::TShapeID baseEdgeID[ NB_WALL_FACES ] = {
+ SMESH_Block::ID_Ex00, SMESH_Block::ID_Ex10,
+ SMESH_Block::ID_E0y0, SMESH_Block::ID_E1y0
+ };
+ for ( i = 0; i < NB_WALL_FACES ; ++i ) {
+ int fIndex = SMESH_Block::ShapeIndex( wallFaceID[ i ]);
+ bool ok = LoadIJNodes (myWallNodesMaps[ fIndex ],
+ TopoDS::Face( myBlock.Shape( wallFaceID[ i ] )),
+ TopoDS::Edge( myBlock.Shape( baseEdgeID[ i ] )),
+ pMesh->GetMeshDS());
+ if ( !ok ) {
+ myErrorStatus = i + 1;
+ MESSAGE(" Cant LoadIJNodes() from a wall face " << myErrorStatus );
+ return;
}
}
- */
- //DEB
- //return; //zz
- //
- // 3. Finding of Z-layers
- vector<double> aZL(myISize);
- vector<double>::iterator aItZL1, aItZL2 ;
- //
- const TopoDS_Shape& aE00z=myBlock.Shape(SMESH_Block::ID_E00z);
- SMDS_NodeIteratorPtr aItaE00z =
- pMesh->GetSubMeshContaining(aE00z)->GetSubMeshDS()->GetNodes();
- //
- aZL[0]=0.;
- i=1;
- while (aItaE00z->more()) {
- const SMDS_MeshNode* aNode=aItaE00z->next();
- aX=aNode->X(); aY=aNode->Y(); aZ=aNode->Z();
- aP3D.SetCoord(aX, aY, aZ);
- myBlock.ComputeParameters(aP3D, aE00z, aCoords);
- iErr=myBlock.ErrorStatus();
- if (iErr) {
- MESSAGE("StdMeshers_Penta_3D::MakeNodes()," <<
- "SMESHBlock: ComputeParameters operation failed");
- myErrorStatus=101; // SMESHBlock: ComputeParameters operation failed
- return;
+
+ // 3.2 find node columns for vertical edges and edge IDs
+ vector<const SMDS_MeshNode*> * verticEdgeNodes[ NB_WALL_FACES ];
+ SMESH_Block::TShapeID verticEdgeID [ NB_WALL_FACES ];
+ for ( i = 0; i < NB_WALL_FACES ; ++i ) { // 4 first base nodes are nodes on vertices
+ // edge ID
+ SMESH_Block::TShapeID eID, vID = aSIDs[ i ];
+ ShapeSupportID(false, vID, eID);
+ verticEdgeID[ i ] = eID;
+ // column nodes
+ StdMeshers_TNode& aTNode = myTNodes[ i ];
+ verticEdgeNodes[ i ] = 0;
+ for ( j = 0; j < NB_WALL_FACES ; ++j ) { // loop on 4 wall faces
+ int fIndex = SMESH_Block::ShapeIndex( wallFaceID[ j ]);
+ StdMeshers_IJNodeMap & ijNodes= myWallNodesMaps[ fIndex ];
+ if ( ijNodes.begin()->second[0] == aTNode.Node() )
+ verticEdgeNodes[ i ] = & ijNodes.begin()->second;
+ else if ( ijNodes.rbegin()->second[0] == aTNode.Node() )
+ verticEdgeNodes[ i ] = & ijNodes.rbegin()->second;
+ if ( verticEdgeNodes[ i ] )
+ break;
}
- aZL[i]=aCoords.Z();
- ++i;
}
- aZL[i]=1.;
- //
- aItZL1=aZL.begin();
- aItZL2=aZL.end();
- //
- // Sorting the layers
- sort(aItZL1, aItZL2);
- //DEB
- /*
- printf("** \n\n Layers begin\n");
- for(i=0, aItZL=aItZL1; aItZL!=aItZL2; ++aItZL, ++i) {
- printf(" #%d : %lf\n", i, *aItZL);
- }
- printf("** Layers end\n");
- */
- //DEB
- //
- //
+
+ // 3.3 set XYZ of vertices, and initialize of the rest
+ SMESHDS_Mesh* aMesh = GetMesh()->GetMeshDS();
+ for ( int id = SMESH_Block::ID_V000; id < SMESH_Block::ID_Shell; ++id ) {
+ if ( SMESH_Block::IsVertexID( id )) {
+ TopoDS_Shape V = myBlock.Shape( id );
+ SMESHDS_SubMesh* sm = aMesh->MeshElements( V );
+ const SMDS_MeshNode* n = sm->GetNodes()->next();
+ myShapeXYZ[ id ].SetCoord( n->X(), n->Y(), n->Z() );
+ }
+ else
+ myShapeXYZ[ id ].SetCoord( 0., 0., 0. );
+ }
+
+
// 4. Fill the rest repers
bool bIsUpperLayer;
int iBNID;
SMESH_Block::TShapeID aSSID, aBNSSID;
StdMeshers_TNode aTN;
//
- for (j=0; j<myJSize; ++j) {
- for (i=1; i<myISize; ++i) {
- //
- // base node info
- const StdMeshers_TNode& aBN=myTNodes[j];
- aBNSSID=(SMESH_Block::TShapeID)aBN.ShapeSupportID();
- iBNID=aBN.BaseNodeID();
- const gp_XYZ& aBNXYZ=aBN.NormCoord();
- //
+
+ // create top face and find UV for it's corners
+ const TopoDS_Face& TopFace = TopoDS::Face(myBlock.Shape(SMESH_Block::ID_Fxy1));
+ SMESHDS_Mesh* meshDS = pMesh->GetMeshDS();
+ int topfaceID = meshDS->ShapeToIndex(TopFace);
+ const TopoDS_Vertex& v001 = TopoDS::Vertex(myBlock.Shape(SMESH_Block::ID_V001));
+ SMDS_NodeIteratorPtr itn = pMesh->GetSubMeshContaining(v001)->GetSubMeshDS()->GetNodes();
+ const SMDS_MeshNode* N = itn->next();
+ gp_XY UV001 = myTool->GetNodeUV(TopFace,N);
+ const TopoDS_Vertex& v101 = TopoDS::Vertex(myBlock.Shape(SMESH_Block::ID_V101));
+ itn = pMesh->GetSubMeshContaining(v101)->GetSubMeshDS()->GetNodes();
+ N = itn->next();
+ gp_XY UV101 = myTool->GetNodeUV(TopFace,N);
+ const TopoDS_Vertex& v011 = TopoDS::Vertex(myBlock.Shape(SMESH_Block::ID_V011));
+ itn = pMesh->GetSubMeshContaining(v011)->GetSubMeshDS()->GetNodes();
+ N = itn->next();
+ gp_XY UV011 = myTool->GetNodeUV(TopFace,N);
+ const TopoDS_Vertex& v111 = TopoDS::Vertex(myBlock.Shape(SMESH_Block::ID_V111));
+ itn = pMesh->GetSubMeshContaining(v111)->GetSubMeshDS()->GetNodes();
+ N = itn->next();
+ gp_XY UV111 = myTool->GetNodeUV(TopFace,N);
+
+ for (j=0; j<myJSize; ++j) { // loop on all nodes of the base face (ID_Fxy0)
+ // base node info
+ const StdMeshers_TNode& aBN = myTNodes[j];
+ aBNSSID = (SMESH_Block::TShapeID)aBN.ShapeSupportID();
+ iBNID = aBN.BaseNodeID();
+ const gp_XYZ& aBNXYZ = aBN.NormCoord();
+ bool createNode = ( aBNSSID == SMESH_Block::ID_Fxy0 ); // if base node is inside a bottom face
+ //
+ // set XYZ on horizontal edges and get node columns of faces:
+ // 2 columns for each face, between which a base node is located
+ vector<const SMDS_MeshNode*>* nColumns[8];
+ double ratio[ NB_WALL_FACES ]; // base node position between columns [0.-1.]
+ if ( createNode ) {
+ for ( k = 0; k < NB_WALL_FACES ; ++k ) {
+ ratio[ k ] = SetHorizEdgeXYZ (aBNXYZ, wallFaceID[ k ],
+ nColumns[k*2], nColumns[k*2+1]);
+ }
+ }
+ //
+ // XYZ on the bottom and top faces
+ const SMDS_MeshNode* n = aBN.Node();
+ myShapeXYZ[ SMESH_Block::ID_Fxy0 ].SetCoord( n->X(), n->Y(), n->Z() );
+ myShapeXYZ[ SMESH_Block::ID_Fxy1 ].SetCoord( 0., 0., 0. );
+ //
+ // first create or find a top node, then the rest ones in a column
+ for (i=myISize-1; i>0; --i) // vertical loop, from top to bottom
+ {
+ bIsUpperLayer = (i==(myISize-1));
+ gp_XY UV_Ex01, UV_Ex11, UV_E0y1, UV_E1y1;
+ if ( createNode ) // a base node is inside a top face
+ {
+ // set XYZ on vertical edges and faces
+ for ( k = 0; k < NB_WALL_FACES ; ++k ) {
+ // XYZ on a vertical edge
+ const SMDS_MeshNode* n = (*verticEdgeNodes[ k ]) [ i ];
+ myShapeXYZ[ verticEdgeID[ k ] ].SetCoord( n->X(), n->Y(), n->Z() );
+ // XYZ on a face (part 1 from one column)
+ n = (*nColumns[k*2]) [ i ];
+ gp_XYZ xyz( n->X(), n->Y(), n->Z() );
+ myShapeXYZ[ wallFaceID[ k ]] = ( 1. - ratio[ k ]) * xyz;
+ gp_XY tmp1;
+ if( bIsUpperLayer ) {
+ tmp1 = myTool->GetNodeUV(TopFace,n);
+ tmp1 = ( 1. - ratio[ k ]) * tmp1;
+ }
+ // XYZ on a face (part 2 from other column)
+ n = (*nColumns[k*2+1]) [ i ];
+ xyz.SetCoord( n->X(), n->Y(), n->Z() );
+ myShapeXYZ[ wallFaceID[ k ]] += ratio[ k ] * xyz;
+ if( bIsUpperLayer ) {
+ gp_XY tmp2 = myTool->GetNodeUV(TopFace,n);
+ tmp1 += ratio[ k ] * tmp2;
+ if( k==0 )
+ UV_Ex01 = tmp1;
+ else if( k==1 )
+ UV_Ex11 = tmp1;
+ else if( k==2 )
+ UV_E0y1 = tmp1;
+ else
+ UV_E1y1 = tmp1;
+ }
+ }
+ }
// fill current node info
// -index in aTNodes
ij=i*myJSize+j;
// -normalized coordinates
aX=aBNXYZ.X();
aY=aBNXYZ.Y();
- aZ=aZL[i];
- aCoords.SetCoord(aX, aY, aZ);
+ //aZ=aZL[i];
+ aZ=(double)i/(double)(myISize-1);
+ aCoords.SetCoord(aX, aY, aZ);
//
// suporting shape ID
- bIsUpperLayer=(i==(myISize-1));
ShapeSupportID(bIsUpperLayer, aBNSSID, aSSID);
if (myErrorStatus) {
MESSAGE("StdMeshers_Penta_3D::MakeNodes() ");
if (aSSID!=SMESH_Block::ID_NONE){
// try to find the node
const TopoDS_Shape& aS=myBlock.Shape((int)aSSID);
- FindNodeOnShape(aS, aCoords, aTN);
+ FindNodeOnShape(aS, aCoords, i, aTN);
}
else{
// create node and get it id
CreateNode (bIsUpperLayer, aCoords, aTN);
+ //
+ if ( bIsUpperLayer ) {
+ const SMDS_MeshNode* n = aTN.Node();
+ myShapeXYZ[ SMESH_Block::ID_Fxy1 ].SetCoord( n->X(), n->Y(), n->Z() );
+ // set node on top face:
+ // find UV parameter for this node
+ // UV_Ex11
+ // UV011+-----+----------+UV111
+ // | |
+ // | |
+ // UV_E0y1+ +node +UV_E1y1
+ // | |
+ // | |
+ // | |
+ // UV001+-----+----------+UV101
+ // UV_Ex01
+ gp_Pnt2d aP;
+ double u = aCoords.X(), v = aCoords.Y();
+ double u1 = ( 1. - u ), v1 = ( 1. - v );
+ aP.ChangeCoord() = UV_Ex01 * v1;
+ aP.ChangeCoord() += UV_Ex11 * v;
+ aP.ChangeCoord() += UV_E0y1 * u1;
+ aP.ChangeCoord() += UV_E1y1 * u;
+ aP.ChangeCoord() -= UV001 * u1 * v1;
+ aP.ChangeCoord() -= UV101 * u * v1;
+ aP.ChangeCoord() -= UV011 * u1 * v;
+ aP.ChangeCoord() -= UV111 * u * v;
+ meshDS->SetNodeOnFace((SMDS_MeshNode*)n, topfaceID, aP.X(), aP.Y());
+ }
}
if (myErrorStatus) {
MESSAGE("StdMeshers_Penta_3D::MakeNodes() ");
*/
//DEB t
}
+
+
//=======================================================================
//function : FindNodeOnShape
//purpose :
//=======================================================================
+
void StdMeshers_Penta_3D::FindNodeOnShape(const TopoDS_Shape& aS,
- const gp_XYZ& aParams,
- StdMeshers_TNode& aTN)
+ const gp_XYZ& aParams,
+ const int z,
+ StdMeshers_TNode& aTN)
{
myErrorStatus=0;
//
- double aX, aY, aZ, aD, aTol2;
+ double aX, aY, aZ, aD, aTol2, minD;
gp_Pnt aP1, aP2;
//
- SMESH_Mesh* pMesh=GetMesh();
- aTol2=myTol3D*myTol3D;
- SMDS_MeshNode* pNode=NULL;
+ SMESH_Mesh* pMesh = GetMesh();
+ aTol2 = myTol3D*myTol3D;
+ minD = 1.e100;
+ SMDS_MeshNode* pNode = NULL;
+ //
+ if ( aS.ShapeType() == TopAbs_FACE ||
+ aS.ShapeType() == TopAbs_EDGE ) {
+ // find a face ID to which aTN belongs to
+ int faceID;
+ if ( aS.ShapeType() == TopAbs_FACE )
+ faceID = myBlock.ShapeID( aS );
+ else { // edge maybe vertical or top horizontal
+ gp_XYZ aCoord = aParams;
+ if ( aCoord.Z() == 1. )
+ aCoord.SetZ( 0.5 ); // move from top down
+ else
+ aCoord.SetX( 0.5 ); // move along X
+ faceID = SMESH_Block::GetShapeIDByParams( aCoord );
+ }
+ ASSERT( SMESH_Block::IsFaceID( faceID ));
+ int fIndex = SMESH_Block::ShapeIndex( faceID );
+ StdMeshers_IJNodeMap & ijNodes = myWallNodesMaps[ fIndex ];
+ // look for a base node in ijNodes
+ const SMDS_MeshNode* baseNode = pMesh->GetMeshDS()->FindNode( aTN.BaseNodeID() );
+ StdMeshers_IJNodeMap::const_iterator par_nVec = ijNodes.begin();
+ for ( ; par_nVec != ijNodes.end(); par_nVec++ )
+ if ( par_nVec->second[ 0 ] == baseNode ) {
+ pNode = (SMDS_MeshNode*)par_nVec->second.at( z );
+ aTN.SetNode(pNode);
+ return;
+ }
+ }
//
myBlock.Point(aParams, aS, aP1);
//
pMesh->GetSubMeshContaining(aS)->GetSubMeshDS()->GetNodes();
while(ite->more()) {
const SMDS_MeshNode* aNode = ite->next();
+ if(myTool->IsMedium(aNode))
+ continue;
aX=aNode->X();
aY=aNode->Y();
aZ=aNode->Z();
aP2.SetCoord(aX, aY, aZ);
aD=(double)aP1.SquareDistance(aP2);
//printf("** D=%lf ", aD, aTol2);
- if (aD<aTol2) {
+ if (aD < minD) {
pNode=(SMDS_MeshNode*)aNode;
aTN.SetNode(pNode);
+ minD = aD;
//printf(" Ok\n");
- return;
+ if (aD<aTol2)
+ return;
}
}
//
//printf(" KO\n");
- aTN.SetNode(pNode);
- MESSAGE("StdMeshers_Penta_3D::FindNodeOnShape(), can not find the node");
- myErrorStatus=11; // can not find the node;
+ //aTN.SetNode(pNode);
+ //MESSAGE("StdMeshers_Penta_3D::FindNodeOnShape(), can not find the node");
+ //myErrorStatus=11; // can not find the node;
}
+
+//=======================================================================
+//function : SetHorizEdgeXYZ
+//purpose :
+//=======================================================================
+
+double StdMeshers_Penta_3D::SetHorizEdgeXYZ(const gp_XYZ& aBaseNodeParams,
+ const int aFaceID,
+ vector<const SMDS_MeshNode*>*& aCol1,
+ vector<const SMDS_MeshNode*>*& aCol2)
+{
+ // find base and top edges of the face
+ enum { BASE = 0, TOP };
+ vector< int > edgeVec; // 0-base, 1-top
+ SMESH_Block::GetFaceEdgesIDs( aFaceID, edgeVec );
+ //
+ int coord = SMESH_Block::GetCoordIndOnEdge( edgeVec[ BASE ] );
+ bool isForward = myBlock.IsForwadEdge( edgeVec[ BASE ] );
+
+ double param = aBaseNodeParams.Coord( coord );
+ if ( !isForward)
+ param = 1. - param;
+ //
+ // look for columns around param
+ StdMeshers_IJNodeMap & ijNodes =
+ myWallNodesMaps[ SMESH_Block::ShapeIndex( aFaceID )];
+ StdMeshers_IJNodeMap::iterator par_nVec_1 = ijNodes.begin();
+ while ( par_nVec_1->first < param )
+ par_nVec_1++;
+ StdMeshers_IJNodeMap::iterator par_nVec_2 = par_nVec_1;
+ //
+ double r = 0;
+ if ( par_nVec_1 != ijNodes.begin() ) {
+ par_nVec_1--;
+ r = ( param - par_nVec_1->first ) / ( par_nVec_2->first - par_nVec_1->first );
+ }
+ aCol1 = & par_nVec_1->second;
+ aCol2 = & par_nVec_2->second;
+
+ // top edge
+ if (1) {
+ // this variant is better for cases with curved edges and
+ // different nodes distribution on top and base edges
+ const SMDS_MeshNode* n1 = aCol1->back();
+ const SMDS_MeshNode* n2 = aCol2->back();
+ gp_XYZ xyz1( n1->X(), n1->Y(), n1->Z() );
+ gp_XYZ xyz2( n2->X(), n2->Y(), n2->Z() );
+ myShapeXYZ[ edgeVec[ 1 ] ] = ( 1. - r ) * xyz1 + r * xyz2;
+ }
+ else {
+ // this variant is better for other cases
+// SMESH_MesherHelper helper( *GetMesh() );
+// const TopoDS_Edge & edge = TopoDS::Edge( myBlock.Shape( edgeVec[ TOP ]));
+// double u1 = helper.GetNodeU( edge, n1 );
+// double u2 = helper.GetNodeU( edge, n2 );
+// double u = ( 1. - r ) * u1 + r * u2;
+// gp_XYZ topNodeParams;
+// myBlock.Block().EdgeParameters( edgeVec[ TOP ], u, topNodeParams );
+// myBlock.Block().EdgePoint( edgeVec[ TOP ],
+// topNodeParams,
+// myShapeXYZ[ edgeVec[ TOP ]]);
+ }
+
+ // base edge
+ myBlock.Block().EdgePoint( edgeVec[ BASE ],
+ aBaseNodeParams,
+ myShapeXYZ[ edgeVec[ BASE ]]);
+ return r;
+}
+
+
//=======================================================================
//function : MakeVolumeMesh
//purpose :
//
int i, j, ij, ik, i1, i2, aSSID;
//
- TopoDS_Shell aShell;
- TopExp_Explorer aExp;
+ SMESH_Mesh* pMesh = GetMesh();
+ SMESHDS_Mesh* meshDS = pMesh->GetMeshDS();
//
- SMESH_Mesh* pMesh =GetMesh();
- SMESHDS_Mesh* meshDS=pMesh->GetMeshDS();
- //
- aExp.Init(myShape, TopAbs_SHELL);
- for (; aExp.More(); aExp.Next()){
- aShell=TopoDS::Shell(aExp.Current());
- break;
- }
+ int shapeID = meshDS->ShapeToIndex( myShape );
//
// 1. Set Node In Volume
- ik=myISize-1;
+ ik = myISize-1;
for (i=1; i<ik; ++i){
for (j=0; j<myJSize; ++j){
ij=i*myJSize+j;
- const StdMeshers_TNode& aTN=myTNodes[ij];
+ const StdMeshers_TNode& aTN = myTNodes[ij];
aSSID=aTN.ShapeSupportID();
if (aSSID==SMESH_Block::ID_NONE) {
- SMDS_MeshNode* aNode=(SMDS_MeshNode*)aTN.Node();
- meshDS->SetNodeInVolume(aNode, aShell);
+ SMDS_MeshNode* aNode = (SMDS_MeshNode*)aTN.Node();
+ meshDS->SetNodeInVolume(aNode, shapeID);
}
}
}
const TopoDS_Face& aFxy0=
TopoDS::Face(myBlock.Shape(SMESH_Block::ID_Fxy0));
SMESH_subMesh *aSubMesh0 = pMesh->GetSubMeshContaining(aFxy0);
- SMESHDS_SubMesh *aSM0=aSubMesh0->GetSubMeshDS();
+ SMESHDS_SubMesh *aSM0 = aSubMesh0->GetSubMeshDS();
//
- itf=aSM0->GetElements();
+ itf = aSM0->GetElements();
while(itf->more()) {
- const SMDS_MeshElement* pE0=itf->next();
+ const SMDS_MeshElement* pE0 = itf->next();
//
int nbFaceNodes = pE0->NbNodes();
+ if(myCreateQuadratic)
+ nbFaceNodes = nbFaceNodes/2;
if ( aN.size() < nbFaceNodes * 2 )
aN.resize( nbFaceNodes * 2 );
//
k=0;
aItNodes=pE0->nodesIterator();
while (aItNodes->more()) {
- const SMDS_MeshElement* pNode=aItNodes->next();
- aID0=pNode->GetID();
- aJ[k]=GetIndexOnLayer(aID0);
+ //const SMDS_MeshElement* pNode = aItNodes->next();
+ const SMDS_MeshNode* pNode =
+ static_cast<const SMDS_MeshNode*> (aItNodes->next());
+ if(myTool->IsMedium(pNode))
+ continue;
+ aID0 = pNode->GetID();
+ aJ[k] = GetIndexOnLayer(aID0);
if (myErrorStatus) {
MESSAGE("StdMeshers_Penta_3D::MakeVolumeMesh");
return;
++k;
}
//
- for (i=0; i<ik; ++i){
+ bool forward = true;
+ for (i=0; i<ik; ++i) {
i1=i;
i2=i+1;
for(j=0; j<nbFaceNodes; ++j) {
- ij=i1*myJSize+aJ[j];
- const StdMeshers_TNode& aTN1=myTNodes[ij];
- const SMDS_MeshNode* aN1=aTN1.Node();
+ ij = i1*myJSize+aJ[j];
+ const StdMeshers_TNode& aTN1 = myTNodes[ij];
+ const SMDS_MeshNode* aN1 = aTN1.Node();
aN[j]=aN1;
//
ij=i2*myJSize+aJ[j];
- const StdMeshers_TNode& aTN2=myTNodes[ij];
- const SMDS_MeshNode* aN2=aTN2.Node();
- aN[j+nbFaceNodes]=aN2;
+ const StdMeshers_TNode& aTN2 = myTNodes[ij];
+ const SMDS_MeshNode* aN2 = aTN2.Node();
+ aN[j+nbFaceNodes] = aN2;
}
- //
+ // check if volume orientation will be ok
+ if ( i == 0 ) {
+ SMDS_VolumeTool vTool;
+ switch ( nbFaceNodes ) {
+ case 3: {
+ SMDS_VolumeOfNodes tmpVol (aN[0], aN[1], aN[2],
+ aN[3], aN[4], aN[5]);
+ vTool.Set( &tmpVol );
+ break;
+ }
+ case 4: {
+ SMDS_VolumeOfNodes tmpVol(aN[0], aN[1], aN[2], aN[3],
+ aN[4], aN[5], aN[6], aN[7]);
+ vTool.Set( &tmpVol );
+ break;
+ }
+ default:
+ continue;
+ }
+ forward = vTool.IsForward();
+ }
+ // add volume
SMDS_MeshVolume* aV = 0;
switch ( nbFaceNodes ) {
case 3:
- aV = meshDS->AddVolume(aN[0], aN[1], aN[2],
- aN[3], aN[4], aN[5]);
+ if ( forward ) {
+ //aV = meshDS->AddVolume(aN[0], aN[1], aN[2],
+ // aN[3], aN[4], aN[5]);
+ aV = myTool->AddVolume(aN[0], aN[1], aN[2], aN[3], aN[4], aN[5]);
+ }
+ else {
+ //aV = meshDS->AddVolume(aN[0], aN[2], aN[1],
+ // aN[3], aN[5], aN[4]);
+ aV = myTool->AddVolume(aN[0], aN[2], aN[1], aN[3], aN[5], aN[4]);
+ }
break;
case 4:
- aV = meshDS->AddVolume(aN[0], aN[1], aN[2], aN[3],
- aN[4], aN[5], aN[6], aN[7]);
+ if ( forward ) {
+ //aV = meshDS->AddVolume(aN[0], aN[1], aN[2], aN[3],
+ // aN[4], aN[5], aN[6], aN[7]);
+ aV = myTool->AddVolume(aN[0], aN[1], aN[2], aN[3],
+ aN[4], aN[5], aN[6], aN[7]);
+ }
+ else {
+ //aV = meshDS->AddVolume(aN[0], aN[3], aN[2], aN[1],
+ // aN[4], aN[7], aN[6], aN[5]);
+ aV = myTool->AddVolume(aN[0], aN[3], aN[2], aN[1],
+ aN[4], aN[7], aN[6], aN[5]);
+ }
break;
default:
continue;
}
- meshDS->SetMeshElementOnShape(aV, aShell);
+ meshDS->SetMeshElementOnShape(aV, shapeID);
}
}
}
TopoDS::Face(myBlock.Shape(SMESH_Block::ID_Fxy0));
const TopoDS_Face& aFxy1=
TopoDS::Face(myBlock.Shape(SMESH_Block::ID_Fxy1));
+ SMESH_MesherHelper faceHelper( *GetMesh() );
+ faceHelper.IsQuadraticSubMesh(aFxy1);
//
- SMESH_Mesh* pMesh=GetMesh();
+ SMESH_Mesh* pMesh = GetMesh();
SMESHDS_Mesh * meshDS = pMesh->GetMeshDS();
//
+ SMESH_subMesh *aSubMesh1 = pMesh->GetSubMeshContaining(aFxy1);
SMESH_subMesh *aSubMesh0 = pMesh->GetSubMeshContaining(aFxy0);
- SMESHDS_SubMesh *aSM0=aSubMesh0->GetSubMeshDS();
+ SMESHDS_SubMesh *aSM0 = aSubMesh0->GetSubMeshDS();
//
// set nodes on aFxy1
- aLevel=myISize-1;
- itn=aSM0->GetNodes();
- aNbNodes=aSM0->NbNodes();
+ aLevel = myISize-1;
+ itn = aSM0->GetNodes();
+ aNbNodes = aSM0->NbNodes();
//printf("** aNbNodes=%d\n", aNbNodes);
- while(itn->more()) {
- const SMDS_MeshNode* aN0=itn->next();
- aID0=aN0->GetID();
- aJ=GetIndexOnLayer(aID0);
- if (myErrorStatus) {
- MESSAGE("StdMeshers_Penta_3D::MakeMeshOnFxy1() ");
- return;
- }
- //
- ij=aLevel*myJSize+aJ;
- const StdMeshers_TNode& aTN1=myTNodes[ij];
- SMDS_MeshNode* aN1=(SMDS_MeshNode*)aTN1.Node();
- //
- meshDS->SetNodeOnFace(aN1, aFxy1);
- }
+
//
// set elements on aFxy1
vector<const SMDS_MeshNode*> aNodes1;
//
- itf=aSM0->GetElements();
+ itf = aSM0->GetElements();
while(itf->more()) {
- const SMDS_MeshElement * pE0=itf->next();
- aElementType=pE0->GetType();
+ const SMDS_MeshElement* pE0 = itf->next();
+ aElementType = pE0->GetType();
if (!aElementType==SMDSAbs_Face) {
continue;
}
- aNbNodes=pE0->NbNodes();
-// if (aNbNodes!=3) {
-// continue;
-// }
+ aNbNodes = pE0->NbNodes();
+ if(myCreateQuadratic)
+ aNbNodes = aNbNodes/2;
if ( aNodes1.size() < aNbNodes )
aNodes1.resize( aNbNodes );
//
- k=aNbNodes-1; // reverse a face
- aItNodes=pE0->nodesIterator();
+ k = aNbNodes-1; // reverse a face
+ aItNodes = pE0->nodesIterator();
while (aItNodes->more()) {
- const SMDS_MeshElement* pNode=aItNodes->next();
- aID0=pNode->GetID();
- aJ=GetIndexOnLayer(aID0);
+ //const SMDS_MeshElement* pNode = aItNodes->next();
+ const SMDS_MeshNode* pNode =
+ static_cast<const SMDS_MeshNode*> (aItNodes->next());
+ if(myTool->IsMedium(pNode))
+ continue;
+ aID0 = pNode->GetID();
+ aJ = GetIndexOnLayer(aID0);
if (myErrorStatus) {
MESSAGE("StdMeshers_Penta_3D::MakeMeshOnFxy1() ");
return;
}
//
- ij=aLevel*myJSize+aJ;
- const StdMeshers_TNode& aTN1=myTNodes[ij];
- const SMDS_MeshNode* aN1=aTN1.Node();
- aNodes1[k]=aN1;
+ ij = aLevel*myJSize + aJ;
+ const StdMeshers_TNode& aTN1 = myTNodes[ij];
+ const SMDS_MeshNode* aN1 = aTN1.Node();
+ aNodes1[k] = aN1;
--k;
}
SMDS_MeshFace * face = 0;
switch ( aNbNodes ) {
case 3:
- face = meshDS->AddFace(aNodes1[0], aNodes1[1], aNodes1[2]);
+ face = faceHelper.AddFace(aNodes1[0], aNodes1[1], aNodes1[2]);
break;
case 4:
- face = meshDS->AddFace(aNodes1[0], aNodes1[1], aNodes1[2], aNodes1[3]);
+ face = faceHelper.AddFace(aNodes1[0], aNodes1[1], aNodes1[2], aNodes1[3]);
break;
default:
continue;
}
meshDS->SetMeshElementOnShape(face, aFxy1);
}
+
+ // update compute state of top face submesh
+ aSubMesh1->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
+
+ // assure that mesh on the top face will be cleaned when it is cleaned
+ // on the bottom face
+ SMESH_subMesh* volSM = pMesh->GetSubMesh( myTool->GetSubShape() );
+ volSM->SetEventListener( new SMESH_subMeshEventListener(true),
+ SMESH_subMeshEventListenerData::MakeData( aSubMesh1 ),
+ aSubMesh0 ); // translate CLEAN event of aSubMesh0 to aSubMesh1
}
+
//=======================================================================
//function : ClearMeshOnFxy1
//purpose :
j=(*aMapIt).second;
return j;
}
+
//=======================================================================
//function : MakeConnectingMap
//purpose :
myConnectingMap[aBNID]=j;
}
}
+
//=======================================================================
//function : CreateNode
//purpose :
{
myErrorStatus=0;
//
- int iErr;
+ // int iErr;
double aX, aY, aZ;
//
gp_Pnt aP;
SMDS_MeshNode* pNode=NULL;
aTN.SetNode(pNode);
//
+// if (bIsUpperLayer) {
+// // point on face Fxy1
+// const TopoDS_Shape& aS=myBlock.Shape(SMESH_Block::ID_Fxy1);
+// myBlock.Point(aParams, aS, aP);
+// }
+// else {
+// // point inside solid
+// myBlock.Point(aParams, aP);
+// }
if (bIsUpperLayer) {
- // point on face Fxy1
- const TopoDS_Shape& aS=myBlock.Shape(SMESH_Block::ID_Fxy1);
- myBlock.Point(aParams, aS, aP);
+ double u = aParams.X(), v = aParams.Y();
+ double u1 = ( 1. - u ), v1 = ( 1. - v );
+ aP.ChangeCoord() = myShapeXYZ[ SMESH_Block::ID_Ex01 ] * v1;
+ aP.ChangeCoord() += myShapeXYZ[ SMESH_Block::ID_Ex11 ] * v;
+ aP.ChangeCoord() += myShapeXYZ[ SMESH_Block::ID_E0y1 ] * u1;
+ aP.ChangeCoord() += myShapeXYZ[ SMESH_Block::ID_E1y1 ] * u;
+
+ aP.ChangeCoord() -= myShapeXYZ[ SMESH_Block::ID_V001 ] * u1 * v1;
+ aP.ChangeCoord() -= myShapeXYZ[ SMESH_Block::ID_V101 ] * u * v1;
+ aP.ChangeCoord() -= myShapeXYZ[ SMESH_Block::ID_V011 ] * u1 * v;
+ aP.ChangeCoord() -= myShapeXYZ[ SMESH_Block::ID_V111 ] * u * v;
}
else {
- // point inside solid
- myBlock.Point(aParams, aP);
+ SMESH_Block::ShellPoint( aParams, myShapeXYZ, aP.ChangeCoord() );
}
//
- iErr=myBlock.ErrorStatus();
- if (iErr) {
- myErrorStatus=12; // can not find the node point;
- return;
- }
+// iErr=myBlock.ErrorStatus();
+// if (iErr) {
+// myErrorStatus=12; // can not find the node point;
+// return;
+// }
//
aX=aP.X(); aY=aP.Y(); aZ=aP.Z();
//
- SMESH_Mesh* pMesh=GetMesh();
- SMESHDS_Mesh* pMeshDS=pMesh->GetMeshDS();
+ SMESH_Mesh* pMesh = GetMesh();
+ SMESHDS_Mesh* pMeshDS = pMesh->GetMeshDS();
//
pNode = pMeshDS->AddNode(aX, aY, aZ);
+
aTN.SetNode(pNode);
}
+
//=======================================================================
//function : ShapeSupportID
//purpose :
SMDSAbs_ElementType aElementType;
SMESH_Mesh* pMesh=GetMesh();
//
- iCnt=0;
- iNbF=aM.Extent();
+ iCnt = 0;
+ iNbF = aM.Extent();
for (i=1; i<=iNbF; ++i) {
- const TopoDS_Shape& aF=aM(i);
+ const TopoDS_Shape& aF = aM(i);
SMESH_subMesh *aSubMesh = pMesh->GetSubMeshContaining(aF);
ASSERT(aSubMesh);
- SMESHDS_SubMesh *aSM=aSubMesh->GetSubMeshDS();
- SMDS_ElemIteratorPtr itf=aSM->GetElements();
+ SMESHDS_SubMesh *aSM = aSubMesh->GetSubMeshDS();
+ SMDS_ElemIteratorPtr itf = aSM->GetElements();
while(itf->more()) {
- const SMDS_MeshElement * pElement=itf->next();
- aElementType=pElement->GetType();
+ const SMDS_MeshElement * pElement = itf->next();
+ aElementType = pElement->GetType();
if (aElementType==SMDSAbs_Face) {
- iNbNodes=pElement->NbNodes();
- if (iNbNodes==3) {
- aFTr=aF;
+ iNbNodes = pElement->NbNodes();
+ if ( iNbNodes==3 || (myCreateQuadratic && iNbNodes==6) ) {
+ aFTr = aF;
++iCnt;
if (iCnt>1) {
- MESSAGE("StdMeshers_Penta_3D::MakeBlock() ");
- myErrorStatus=5; // more than one face has triangulation
- return;
+ // \begin{E.A.}
+ // The current algorithm fails if there is more that one
+ // face wich contains triangles ...
+ // In that case, replace return by break to try another
+ // method (coded in "if (iCnt != 1) { ... }")
+ //
+ // MESSAGE("StdMeshers_Penta_3D::MakeBlock() ");
+ // myErrorStatus=5; // more than one face has triangulation
+ // return;
+ break;
+ // \end{E.A.}
}
break; // next face
}
}
}
}
+ //
+ // \begin{E.A.}
+ // The current algorithm fails if "iCnt != 1", the case "iCnt == 0"
+ // was not reached 'cause it was not called from Hexa_3D ... Now it
+ // can occurs and in my opinion, it is the most common case.
+ //
+ if (iCnt != 1) {
+ // The suggested algorithm is the following :
+ //
+ // o Check that nb_of_faces == 6 and nb_of_edges == 12
+ // then the shape is tologically equivalent to a box
+ // o In a box, there are three set of four // edges ...
+ // In the cascade notation, it seems to be the edges
+ // numbered :
+ // - 1, 3, 5, 7
+ // - 2, 4, 6, 8
+ // - 9, 10, 11, 12
+ // o For each one of this set, check if the four edges
+ // have the same number of element.
+ // o If so, check if the "corresponding" // faces contains
+ // only quads. It's the faces numbered:
+ // - 1, 2, 3, 4
+ // - 1, 2, 5, 6
+ // - 3, 4, 5, 6
+ // o If so, check if the opposite edges of each // faces
+ // have the same number of elements. It is the edges
+ // numbered :
+ // - 2 and 4, 6 and 8, 9 and 10, 11 and 12
+ // - 1 and 3, 5 and 7, 9 and 11, 10 and 12
+ // - 1 and 5, 3 and 7, 4 and 8, 2 and 6
+ // o If so, check if the two other faces have the same
+ // number of elements. It is the faces numbered:
+ // - 5, 6
+ // - 3, 4
+ // - 1, 2
+ // This test should be improved to test if the nodes
+ // of the two faces are really "en face".
+ // o If so, one of the two faces is a candidate to an extrusion,
+ // It is the faces numbered :
+ // - 5
+ // - 3
+ // - 1
+ // o Finally, if there is only one candidate, let do the
+ // extrusion job for the corresponding face
+ //
+ int isOK = 0;
+ //
+ int iNbF = aM.Extent();
+ if (iNbF == 6) {
+ //
+ int nb_f1 = pMesh->GetSubMeshContaining(aM(1))->GetSubMeshDS()->NbElements();
+ int nb_f2 = pMesh->GetSubMeshContaining(aM(2))->GetSubMeshDS()->NbElements();
+ int nb_f3 = pMesh->GetSubMeshContaining(aM(3))->GetSubMeshDS()->NbElements();
+ int nb_f4 = pMesh->GetSubMeshContaining(aM(4))->GetSubMeshDS()->NbElements();
+ int nb_f5 = pMesh->GetSubMeshContaining(aM(5))->GetSubMeshDS()->NbElements();
+ int nb_f6 = pMesh->GetSubMeshContaining(aM(6))->GetSubMeshDS()->NbElements();
+ //
+ int has_only_quad_f1 = 1;
+ int has_only_quad_f2 = 1;
+ int has_only_quad_f3 = 1;
+ int has_only_quad_f4 = 1;
+ int has_only_quad_f5 = 1;
+ int has_only_quad_f6 = 1;
+ //
+ for (i=1; i<=iNbF; ++i) {
+ int ok = 1;
+ const TopoDS_Shape& aF = aM(i);
+ SMESH_subMesh *aSubMesh = pMesh->GetSubMeshContaining(aF);
+ SMESHDS_SubMesh *aSM = aSubMesh->GetSubMeshDS();
+ SMDS_ElemIteratorPtr itf = aSM->GetElements();
+ while(itf->more()) {
+ const SMDS_MeshElement * pElement = itf->next();
+ aElementType = pElement->GetType();
+ if (aElementType==SMDSAbs_Face) {
+ iNbNodes = pElement->NbNodes();
+ if ( iNbNodes!=4 ) {
+ ok = 0;
+ break ;
+ }
+ }
+ }
+ if (i==1) has_only_quad_f1 = ok ;
+ if (i==2) has_only_quad_f2 = ok ;
+ if (i==3) has_only_quad_f3 = ok ;
+ if (i==4) has_only_quad_f4 = ok ;
+ if (i==5) has_only_quad_f5 = ok ;
+ if (i==6) has_only_quad_f6 = ok ;
+ }
+ //
+ TopTools_IndexedMapOfShape aE;
+ TopExp::MapShapes(myShape, TopAbs_EDGE, aE);
+ int iNbE = aE.Extent();
+ if (iNbE == 12) {
+ //
+ int nb_e01 = pMesh->GetSubMeshContaining(aE(1))->GetSubMeshDS()->NbElements();
+ int nb_e02 = pMesh->GetSubMeshContaining(aE(2))->GetSubMeshDS()->NbElements();
+ int nb_e03 = pMesh->GetSubMeshContaining(aE(3))->GetSubMeshDS()->NbElements();
+ int nb_e04 = pMesh->GetSubMeshContaining(aE(4))->GetSubMeshDS()->NbElements();
+ int nb_e05 = pMesh->GetSubMeshContaining(aE(5))->GetSubMeshDS()->NbElements();
+ int nb_e06 = pMesh->GetSubMeshContaining(aE(6))->GetSubMeshDS()->NbElements();
+ int nb_e07 = pMesh->GetSubMeshContaining(aE(7))->GetSubMeshDS()->NbElements();
+ int nb_e08 = pMesh->GetSubMeshContaining(aE(8))->GetSubMeshDS()->NbElements();
+ int nb_e09 = pMesh->GetSubMeshContaining(aE(9))->GetSubMeshDS()->NbElements();
+ int nb_e10 = pMesh->GetSubMeshContaining(aE(10))->GetSubMeshDS()->NbElements();
+ int nb_e11 = pMesh->GetSubMeshContaining(aE(11))->GetSubMeshDS()->NbElements();
+ int nb_e12 = pMesh->GetSubMeshContaining(aE(12))->GetSubMeshDS()->NbElements();
+ //
+ int nb_ok = 0 ;
+ //
+ if ( (nb_e01==nb_e03) && (nb_e03==nb_e05) && (nb_e05==nb_e07) ) {
+ if ( has_only_quad_f1 && has_only_quad_f2 && has_only_quad_f3 && has_only_quad_f4 ) {
+ if ( (nb_e09==nb_e10) && (nb_e08==nb_e06) && (nb_e11==nb_e12) && (nb_e04==nb_e02) ) {
+ if (nb_f5==nb_f6) {
+ nb_ok += 1;
+ aFTr = aM(5);
+ }
+ }
+ }
+ }
+ if ( (nb_e02==nb_e04) && (nb_e04==nb_e06) && (nb_e06==nb_e08) ) {
+ if ( has_only_quad_f1 && has_only_quad_f2 && has_only_quad_f5 && has_only_quad_f6 ) {
+ if ( (nb_e01==nb_e03) && (nb_e10==nb_e12) && (nb_e05==nb_e07) && (nb_e09==nb_e11) ) {
+ if (nb_f3==nb_f4) {
+ nb_ok += 1;
+ aFTr = aM(3);
+ }
+ }
+ }
+ }
+ if ( (nb_e09==nb_e10) && (nb_e10==nb_e11) && (nb_e11==nb_e12) ) {
+ if ( has_only_quad_f3 && has_only_quad_f4 && has_only_quad_f5 && has_only_quad_f6 ) {
+ if ( (nb_e01==nb_e05) && (nb_e02==nb_e06) && (nb_e03==nb_e07) && (nb_e04==nb_e08) ) {
+ if (nb_f1==nb_f2) {
+ nb_ok += 1;
+ aFTr = aM(1);
+ }
+ }
+ }
+ }
+ //
+ if ( nb_ok == 1 ) {
+ isOK = 1;
+ }
+ //
+ }
+ }
+ if (!isOK) {
+ myErrorStatus=5; // more than one face has triangulation
+ return;
+ }
+ }
+ // \end{E.A.}
//
// 1. Vetrices V00, V001;
//
TopExp::MapShapesAndAncestors(myShape, TopAbs_VERTEX, TopAbs_EDGE, aMVES);
//
// 1.1 Base vertex V000
- iNbE=aME.Extent();
- if (iNbE!=4){
+ iNbE = aME.Extent();
+ if (iNbE!= NB_WALL_FACES ){
MESSAGE("StdMeshers_Penta_3D::MakeBlock() ");
myErrorStatus=7; // too few edges are in base face aFTr
return;
// 2. Load Block
const TopoDS_Shell& aShell=TopoDS::Shell(aME(1));
myBlock.Load(aShell, aV000, aV001);
- iErr=myBlock.ErrorStatus();
+ iErr = myBlock.ErrorStatus();
if (iErr) {
MESSAGE("StdMeshers_Penta_3D::MakeBlock() ");
myErrorStatus=100; // SMESHBlock: Load operation failed
}
}
}
+
+//=======================================================================
+//function : LoadIJNodes
+//purpose : Load nodes bound to theFace into column (vectors) and rows
+// of theIJNodes.
+// The value of theIJNodes map is a vector of ordered nodes so
+// that the 0-the one lies on theBaseEdge.
+// The key of theIJNodes map is a normalized parameter of each
+// 0-the node on theBaseEdge.
+//=======================================================================
+
+bool StdMeshers_Penta_3D::LoadIJNodes(StdMeshers_IJNodeMap & theIJNodes,
+ const TopoDS_Face& theFace,
+ const TopoDS_Edge& theBaseEdge,
+ SMESHDS_Mesh* theMesh)
+{
+ // get vertices of theBaseEdge
+ TopoDS_Vertex vfb, vlb, vft; // first and last, bottom and top vertices
+ TopoDS_Edge eFrw = TopoDS::Edge( theBaseEdge.Oriented( TopAbs_FORWARD ));
+ TopExp::Vertices( eFrw, vfb, vlb );
+
+ // find the other edges of theFace and orientation of e1
+ TopoDS_Edge e1, e2, eTop;
+ bool rev1, CumOri = false;
+ TopExp_Explorer exp( theFace, TopAbs_EDGE );
+ int nbEdges = 0;
+ for ( ; exp.More(); exp.Next() ) {
+ if ( ++nbEdges > NB_WALL_FACES ) {
+ return false; // more than 4 edges in theFace
+ }
+ TopoDS_Edge e = TopoDS::Edge( exp.Current() );
+ if ( theBaseEdge.IsSame( e ))
+ continue;
+ TopoDS_Vertex vCommon;
+ if ( !TopExp::CommonVertex( theBaseEdge, e, vCommon ))
+ eTop = e;
+ else if ( vCommon.IsSame( vfb )) {
+ e1 = e;
+ vft = TopExp::LastVertex( e1, CumOri );
+ rev1 = vfb.IsSame( vft );
+ if ( rev1 )
+ vft = TopExp::FirstVertex( e1, CumOri );
+ }
+ else
+ e2 = e;
+ }
+ if ( nbEdges < NB_WALL_FACES ) {
+ return false; // less than 4 edges in theFace
+ }
+
+ // submeshes corresponding to shapes
+ SMESHDS_SubMesh* smFace = theMesh->MeshElements( theFace );
+ SMESHDS_SubMesh* smb = theMesh->MeshElements( theBaseEdge );
+ SMESHDS_SubMesh* smt = theMesh->MeshElements( eTop );
+ SMESHDS_SubMesh* sm1 = theMesh->MeshElements( e1 );
+ SMESHDS_SubMesh* sm2 = theMesh->MeshElements( e2 );
+ SMESHDS_SubMesh* smVfb = theMesh->MeshElements( vfb );
+ SMESHDS_SubMesh* smVlb = theMesh->MeshElements( vlb );
+ SMESHDS_SubMesh* smVft = theMesh->MeshElements( vft );
+ if (!smFace || !smb || !smt || !sm1 || !sm2 || !smVfb || !smVlb || !smVft ) {
+ MESSAGE( "NULL submesh " <<smFace<<" "<<smb<<" "<<smt<<" "<<
+ sm1<<" "<<sm2<<" "<<smVfb<<" "<<smVlb<<" "<<smVft);
+ return false;
+ }
+ if ( smb->NbNodes() != smt->NbNodes() || sm1->NbNodes() != sm2->NbNodes() ) {
+ MESSAGE(" Diff nb of nodes on opposite edges" );
+ return false;
+ }
+ if (smVfb->NbNodes() != 1 || smVlb->NbNodes() != 1 || smVft->NbNodes() != 1) {
+ MESSAGE("Empty submesh of vertex");
+ return false;
+ }
+ if ( sm1->NbNodes() * smb->NbNodes() != smFace->NbNodes() ) {
+ // check quadratic case
+ if ( myCreateQuadratic ) {
+ int n1 = sm1->NbNodes()/2;
+ int n2 = smb->NbNodes()/2;
+ int n3 = sm1->NbNodes() - n1;
+ int n4 = smb->NbNodes() - n2;
+ int nf = sm1->NbNodes()*smb->NbNodes() - n3*n4;
+ if( nf != smFace->NbNodes() ) {
+ MESSAGE( "Wrong nb face nodes: " <<
+ sm1->NbNodes()<<" "<<smb->NbNodes()<<" "<<smFace->NbNodes());
+ return false;
+ }
+ }
+ else {
+ MESSAGE( "Wrong nb face nodes: " <<
+ sm1->NbNodes()<<" "<<smb->NbNodes()<<" "<<smFace->NbNodes());
+ return false;
+ }
+ }
+ // IJ size
+ int vsize = sm1->NbNodes() + 2;
+ int hsize = smb->NbNodes() + 2;
+ if(myCreateQuadratic) {
+ vsize = vsize - sm1->NbNodes()/2 -1;
+ hsize = hsize - smb->NbNodes()/2 -1;
+ }
+
+ // load nodes from theBaseEdge
+
+ set<const SMDS_MeshNode*> loadedNodes;
+ const SMDS_MeshNode* nullNode = 0;
+
+ vector<const SMDS_MeshNode*> & nVecf = theIJNodes[ 0.];
+ nVecf.resize( vsize, nullNode );
+ loadedNodes.insert( nVecf[ 0 ] = smVfb->GetNodes()->next() );
+
+ vector<const SMDS_MeshNode*> & nVecl = theIJNodes[ 1.];
+ nVecl.resize( vsize, nullNode );
+ loadedNodes.insert( nVecl[ 0 ] = smVlb->GetNodes()->next() );
+
+ double f, l;
+ BRep_Tool::Range( eFrw, f, l );
+ double range = l - f;
+ SMDS_NodeIteratorPtr nIt = smb->GetNodes();
+ const SMDS_MeshNode* node;
+ while ( nIt->more() ) {
+ node = nIt->next();
+ if(myTool->IsMedium(node))
+ continue;
+ const SMDS_EdgePosition* pos =
+ dynamic_cast<const SMDS_EdgePosition*>( node->GetPosition().get() );
+ if ( !pos ) {
+ return false;
+ }
+ double u = ( pos->GetUParameter() - f ) / range;
+ vector<const SMDS_MeshNode*> & nVec = theIJNodes[ u ];
+ nVec.resize( vsize, nullNode );
+ loadedNodes.insert( nVec[ 0 ] = node );
+ }
+ if ( theIJNodes.size() != hsize ) {
+ MESSAGE( "Wrong node positions on theBaseEdge" );
+ return false;
+ }
+
+ // load nodes from e1
+
+ map< double, const SMDS_MeshNode*> sortedNodes; // sort by param on edge
+ nIt = sm1->GetNodes();
+ while ( nIt->more() ) {
+ node = nIt->next();
+ if(myTool->IsMedium(node))
+ continue;
+ const SMDS_EdgePosition* pos =
+ dynamic_cast<const SMDS_EdgePosition*>( node->GetPosition().get() );
+ if ( !pos ) {
+ return false;
+ }
+ sortedNodes.insert( make_pair( pos->GetUParameter(), node ));
+ }
+ loadedNodes.insert( nVecf[ vsize - 1 ] = smVft->GetNodes()->next() );
+ map< double, const SMDS_MeshNode*>::iterator u_n = sortedNodes.begin();
+ int row = rev1 ? vsize - 1 : 0;
+ for ( ; u_n != sortedNodes.end(); u_n++ ) {
+ if ( rev1 ) row--;
+ else row++;
+ loadedNodes.insert( nVecf[ row ] = u_n->second );
+ }
+
+ // try to load the rest nodes
+
+ // get all faces from theFace
+ TIDSortedElemSet allFaces, foundFaces;
+ SMDS_ElemIteratorPtr eIt = smFace->GetElements();
+ while ( eIt->more() ) {
+ const SMDS_MeshElement* e = eIt->next();
+ if ( e->GetType() == SMDSAbs_Face )
+ allFaces.insert( e );
+ }
+ // Starting from 2 neighbour nodes on theBaseEdge, look for a face
+ // the nodes belong to, and between the nodes of the found face,
+ // look for a not loaded node considering this node to be the next
+ // in a column of the starting second node. Repeat, starting
+ // from nodes next to the previous starting nodes in their columns,
+ // and so on while a face can be found. Then go the the next pair
+ // of nodes on theBaseEdge.
+ StdMeshers_IJNodeMap::iterator par_nVec_1 = theIJNodes.begin();
+ StdMeshers_IJNodeMap::iterator par_nVec_2 = par_nVec_1;
+ // loop on columns
+ int col = 0;
+ for ( par_nVec_2++; par_nVec_2 != theIJNodes.end(); par_nVec_1++, par_nVec_2++ ) {
+ col++;
+ row = 0;
+ const SMDS_MeshNode* n1 = par_nVec_1->second[ row ];
+ const SMDS_MeshNode* n2 = par_nVec_2->second[ row ];
+ const SMDS_MeshElement* face = 0;
+ do {
+ // look for a face by 2 nodes
+ face = SMESH_MeshEditor::FindFaceInSet( n1, n2, allFaces, foundFaces );
+ if ( face ) {
+ int nbFaceNodes = face->NbNodes();
+ if ( (!myCreateQuadratic && nbFaceNodes>4) ||
+ (myCreateQuadratic && nbFaceNodes>8) ) {
+ MESSAGE(" Too many nodes in a face: " << nbFaceNodes );
+ return false;
+ }
+ // look for a not loaded node of the <face>
+ bool found = false;
+ const SMDS_MeshNode* n3 = 0; // a node defferent from n1 and n2
+ eIt = face->nodesIterator() ;
+ while ( !found && eIt->more() ) {
+ node = static_cast<const SMDS_MeshNode*>( eIt->next() );
+ if(myTool->IsMedium(node))
+ continue;
+ found = loadedNodes.insert( node ).second;
+ if ( !found && node != n1 && node != n2 )
+ n3 = node;
+ }
+ if ( found ) {
+ if ( ++row > vsize - 1 ) {
+ MESSAGE( "Too many nodes in column "<< col <<": "<< row+1);
+ return false;
+ }
+ par_nVec_2->second[ row ] = node;
+ foundFaces.insert( face );
+ n2 = node;
+ if ( nbFaceNodes==4 || (myCreateQuadratic && nbFaceNodes==8) ) {
+ n1 = par_nVec_1->second[ row ];
+ }
+ }
+ else if ( (nbFaceNodes==3 || (myCreateQuadratic && nbFaceNodes==6) ) &&
+ n3 == par_nVec_1->second[ row ] ) {
+ n1 = n3;
+ }
+ else {
+ MESSAGE( "Not quad mesh, column "<< col );
+ return false;
+ }
+ }
+ }
+ while ( face && n1 && n2 );
+
+ if ( row < vsize - 1 ) {
+ MESSAGE( "Too few nodes in column "<< col <<": "<< row+1);
+ MESSAGE( "Base node 1: "<< par_nVec_1->second[0]);
+ MESSAGE( "Base node 2: "<< par_nVec_2->second[0]);
+ MESSAGE( "Current node 1: "<< n1);
+ MESSAGE( "Current node 2: "<< n2);
+ MESSAGE( "first base node: "<< theIJNodes.begin()->second[0]);
+ MESSAGE( "last base node: "<< theIJNodes.rbegin()->second[0]);
+ return false;
+ }
+ } // loop on columns
+
+ return true;
+}
+
//////////////////////////////////////////////////////////////////////////
//
// StdMeshers_SMESHBlock
//
-//
-#include <TopTools_IndexedMapOfOrientedShape.hxx>
-#include <TopoDS_Vertex.hxx>
+//////////////////////////////////////////////////////////////////////////
//=======================================================================
//function : StdMeshers_SMESHBlock
StdMeshers_SMESHBlock::StdMeshers_SMESHBlock()
{
myErrorStatus=1;
+ myIsEdgeForward.resize( SMESH_Block::NbEdges(), -1 );
+}
+
+//=======================================================================
+//function : IsForwadEdge
+//purpose :
+//=======================================================================
+
+bool StdMeshers_SMESHBlock::IsForwadEdge(const int theEdgeID)
+{
+ int index = myTBlock.ShapeIndex( theEdgeID );
+ if ( !myTBlock.IsEdgeID( theEdgeID ))
+ return false;
+
+ if ( myIsEdgeForward[ index ] < 0 )
+ myIsEdgeForward[ index ] =
+ myTBlock.IsForwardEdge( TopoDS::Edge( Shape( theEdgeID )), myShapeIDMap );
+
+ return myIsEdgeForward[ index ];
}
+
//=======================================================================
//function : ErrorStatus
//purpose :
{
return myErrorStatus;
}
+
//=======================================================================
//function : Load
//purpose :
//=======================================================================
void StdMeshers_SMESHBlock::Load(const TopoDS_Shell& theShell)
{
-
TopoDS_Vertex aV000, aV001;
//
Load(theShell, aV000, aV001);
}
+
//=======================================================================
//function : Load
//purpose :
bool bOk;
//
myShapeIDMap.Clear();
- bOk=myTBlock.LoadBlockShapes(myShell, theV000, theV001, myShapeIDMap);
+ bOk = myTBlock.LoadBlockShapes(myShell, theV000, theV001, myShapeIDMap);
if (!bOk) {
myErrorStatus=2;
return;
}
}
+
//=======================================================================
//function : ComputeParameters
//purpose :
{
ComputeParameters(thePnt, myShell, theXYZ);
}
+
//=======================================================================
//function : ComputeParameters
//purpose :
//=======================================================================
void StdMeshers_SMESHBlock::ComputeParameters(const gp_Pnt& thePnt,
const TopoDS_Shape& theShape,
- gp_XYZ& theXYZ)
+ gp_XYZ& theXYZ)
{
myErrorStatus=0;
//
int aID;
bool bOk;
//
- aID=ShapeID(theShape);
+ aID = ShapeID(theShape);
if (myErrorStatus) {
return;
}
- bOk=myTBlock.ComputeParameters(thePnt, theXYZ, aID);
+ bOk = myTBlock.ComputeParameters(thePnt, theXYZ, aID);
if (!bOk) {
myErrorStatus=4; // problems with computation Parameters
return;
}
}
+
+//=======================================================================
+//function : ComputeParameters
+//purpose :
+//=======================================================================
+
+void StdMeshers_SMESHBlock::ComputeParameters(const double& theU,
+ const TopoDS_Shape& theShape,
+ gp_XYZ& theXYZ)
+{
+ myErrorStatus=0;
+ //
+ int aID;
+ bool bOk=false;
+ //
+ aID = ShapeID(theShape);
+ if (myErrorStatus) {
+ return;
+ }
+ if ( SMESH_Block::IsEdgeID( aID ))
+ bOk = myTBlock.EdgeParameters( aID, theU, theXYZ );
+ if (!bOk) {
+ myErrorStatus=4; // problems with computation Parameters
+ return;
+ }
+}
+
//=======================================================================
//function : Point
//purpose :
//
Point(theParams, aS, aP3D);
}
+
//=======================================================================
//function : Point
//purpose :
const TopoDS_Shape& theShape,
gp_Pnt& aP3D)
{
- myErrorStatus=0;
+ myErrorStatus = 0;
//
int aID;
- bool bOk=false;
+ bool bOk = false;
gp_XYZ aXYZ(99.,99.,99.);
aP3D.SetXYZ(aXYZ);
//
if (theShape.IsNull()) {
- bOk=myTBlock.ShellPoint(theParams, aXYZ);
+ bOk = myTBlock.ShellPoint(theParams, aXYZ);
}
//
else {
}
//
if (SMESH_Block::IsVertexID(aID)) {
- bOk=myTBlock.VertexPoint(aID, aXYZ);
+ bOk = myTBlock.VertexPoint(aID, aXYZ);
}
else if (SMESH_Block::IsEdgeID(aID)) {
- bOk=myTBlock.EdgePoint(aID, theParams, aXYZ);
+ bOk = myTBlock.EdgePoint(aID, theParams, aXYZ);
}
//
else if (SMESH_Block::IsFaceID(aID)) {
- bOk=myTBlock.FacePoint(aID, theParams, aXYZ);
+ bOk = myTBlock.FacePoint(aID, theParams, aXYZ);
}
}
if (!bOk) {
}
aP3D.SetXYZ(aXYZ);
}
+
//=======================================================================
//function : ShapeID
//purpose :
myErrorStatus=2; // unknown shape;
return aID;
}
+
//=======================================================================
//function : Shape
//purpose :
const TopoDS_Shape& aS=myShapeIDMap.FindKey(theID);
return aS;
}
+
+