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Extrusion and revolution of polygons

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jfa 2005-03-02 12:36:54 +00:00
parent 10df32bae6
commit 7a4b3f4798
1 changed files with 47 additions and 2 deletions
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49
src/SMESH/SMESH_MeshEditor.cxx
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@ -1593,6 +1593,8 @@ static void sweepElement(SMESHDS_Mesh* aMesh,
SMDS_MeshElement* aNewElem = 0; SMDS_MeshElement* aNewElem = 0;
switch ( nbNodes ) switch ( nbNodes )
{ {
case 0:
return;
case 1: { // NODE case 1: { // NODE
if ( nbSame == 0 ) if ( nbSame == 0 )
aNewElem = aMesh->AddEdge( prevNod[ 0 ], nextNod[ 0 ] ); aNewElem = aMesh->AddEdge( prevNod[ 0 ], nextNod[ 0 ] );
@ -1655,8 +1657,31 @@ static void sweepElement(SMESHDS_Mesh* aMesh,
} }
break; break;
} }
default: default: {
return; // realized for extrusion only
vector<const SMDS_MeshNode*> polyedre_nodes (nbNodes*2 + 4*nbNodes);
vector<int> quantities (nbNodes + 2);
quantities[0] = nbNodes; // bottom of prism
for (int inode = 0; inode < nbNodes; inode++) {
polyedre_nodes[inode] = prevNod[inode];
}
quantities[1] = nbNodes; // top of prism
for (int inode = 0; inode < nbNodes; inode++) {
polyedre_nodes[nbNodes + inode] = nextNod[inode];
}
for (int iface = 0; iface < nbNodes; iface++) {
quantities[iface + 2] = 4;
int inextface = (iface == nbNodes - 1) ? 0 : iface + 1;
polyedre_nodes[2*nbNodes + 4*iface + 0] = prevNod[iface];
polyedre_nodes[2*nbNodes + 4*iface + 1] = prevNod[inextface];
polyedre_nodes[2*nbNodes + 4*iface + 2] = nextNod[inextface];
polyedre_nodes[2*nbNodes + 4*iface + 3] = nextNod[iface];
}
aNewElem = aMesh->AddPolyhedralVolume (polyedre_nodes, quantities);
}
} }
if ( aNewElem ) if ( aNewElem )
newElems.push_back( aNewElem ); newElems.push_back( aNewElem );
@ -1790,6 +1815,16 @@ static void makeWalls (SMESHDS_Mesh* aMesh,
aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ] ); break; aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ] ); break;
case 4: case 4:
aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ] ); break; aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ] ); break;
default:
{
int nbPolygonNodes = vTool.NbFaceNodes( *ind );
vector<const SMDS_MeshNode*> polygon_nodes (nbPolygonNodes);
for (int inode = 0; inode < nbPolygonNodes; inode++) {
polygon_nodes[inode] = nodes[inode];
}
aMesh->AddPolygonalFace(polygon_nodes);
break;
}
} }
} }
// go to the next volume // go to the next volume
@ -1818,6 +1853,16 @@ static void makeWalls (SMESHDS_Mesh* aMesh,
!aMesh->FindFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ])) !aMesh->FindFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ]))
aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ] ); aMesh->AddFace( nodes[ 0 ], nodes[ 1 ], nodes[ 2 ], nodes[ 3 ] );
break; break;
default:
{
int nbPolygonNodes = lastVol.NbFaceNodes( iF );
vector<const SMDS_MeshNode*> polygon_nodes (nbPolygonNodes);
for (int inode = 0; inode < nbPolygonNodes; inode++) {
polygon_nodes[inode] = nodes[inode];
}
aMesh->AddPolygonalFace(polygon_nodes);
}
break;
} }
} }