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Fix regression of doc/salome/examples/prism_3d_algo.py

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This commit is contained in:
eap 2017-05-31 15:12:32 +03:00
parent d92118a7a5
commit 86ca561170
3 changed files with 45 additions and 19 deletions
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2
src/SMESHGUI/SMESHGUI_Utils.cxx
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@ -280,7 +280,7 @@ namespace SMESH
void ModifiedMesh (_PTR(SObject) theSObject, bool theIsNotModif, bool isEmptyMesh)
{
_PTR(Study) aStudy = GetActiveStudyDocument();
if (aStudy->GetProperties()->IsLocked())
if ( !aStudy || aStudy->GetProperties()->IsLocked() )
return;
_PTR(StudyBuilder) aBuilder = aStudy->NewBuilder();

25
src/SMESHUtils/SMESH_Delaunay.cxx
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@ -193,21 +193,22 @@ const BRepMesh_Triangle* SMESH_Delaunay::FindTriangle( const gp_XY&
nodeUVs[1] = _triaDS->GetNode( nodeIDs[1] ).Coord();
nodeUVs[2] = _triaDS->GetNode( nodeIDs[2] ).Coord();
if ( _triaDS->GetNode( nodeIDs[0] ).Movability() == BRepMesh_Frontier &&
_triaDS->GetNode( nodeIDs[1] ).Movability() == BRepMesh_Frontier &&
_triaDS->GetNode( nodeIDs[2] ).Movability() == BRepMesh_Frontier )
SMESH_MeshAlgos::GetBarycentricCoords( uv,
nodeUVs[0], nodeUVs[1], nodeUVs[2],
bc[0], bc[1] );
if ( bc[0] >= 0 && bc[1] >= 0 && bc[0] + bc[1] <= 1 )
{
SMESH_MeshAlgos::GetBarycentricCoords( uv,
nodeUVs[0], nodeUVs[1], nodeUVs[2],
bc[0], bc[1] );
if ( bc[0] >= 0 && bc[1] >= 0 && bc[0] + bc[1] <= 1 )
if ( _triaDS->GetNode( nodeIDs[0] ).Movability() != BRepMesh_Frontier ||
_triaDS->GetNode( nodeIDs[1] ).Movability() != BRepMesh_Frontier ||
_triaDS->GetNode( nodeIDs[2] ).Movability() != BRepMesh_Frontier )
{
bc[2] = 1 - bc[0] - bc[1];
triaNodes[0] = nodeIDs[0] - 1;
triaNodes[1] = nodeIDs[1] - 1;
triaNodes[2] = nodeIDs[2] - 1;
return tria;
return 0;
}
bc[2] = 1 - bc[0] - bc[1];
triaNodes[0] = nodeIDs[0] - 1;
triaNodes[1] = nodeIDs[1] - 1;
triaNodes[2] = nodeIDs[2] - 1;
return tria;
}
// look for a neighbor triangle, which is adjacent to a link intersected

37
src/StdMeshers/StdMeshers_Prism_3D.cxx
View File

@ -1200,8 +1200,8 @@ bool StdMeshers_Prism_3D::compute(const Prism_3D::TPrismTopo& thePrism)
sweeper.myBndColumns.push_back( & u2colIt->second );
}
// load node columns inside the bottom FACE
TNode2ColumnMap::iterator bot_column = myBotToColumnMap.begin();
sweeper.myIntColumns.reserve( myBotToColumnMap.size() );
TNode2ColumnMap::iterator bot_column = myBotToColumnMap.begin();
for ( ; bot_column != myBotToColumnMap.end(); ++bot_column )
sweeper.myIntColumns.push_back( & bot_column->second );
@ -1242,6 +1242,14 @@ bool StdMeshers_Prism_3D::compute(const Prism_3D::TPrismTopo& thePrism)
// column nodes; middle part of the column are zero pointers
TNodeColumn& column = bot_column->second;
// check if a column is already computed using non-block approach
size_t i;
for ( i = 0; i < column.size(); ++i )
if ( !column[ i ])
break;
if ( i == column.size() )
continue; // all nodes created
gp_XYZ botParams, topParams;
if ( !tBotNode.HasParams() )
{
@ -2282,7 +2290,7 @@ bool StdMeshers_Prism_3D::assocOrProjBottom2Top( const gp_Trsf & bottomToTopTrsf
TNode2ColumnMap::iterator bN_col =
myBotToColumnMap.insert( make_pair ( bN, TNodeColumn() )).first;
TNodeColumn & column = bN_col->second;
column.resize( zSize );
column.resize( zSize, 0 );
column.front() = botNode;
column.back() = topNode;
}
@ -4962,8 +4970,7 @@ bool StdMeshers_Sweeper::ComputeNodesByTrsf( const double tol,
// for each internal column find boundary nodes whose error to use for correction
prepareTopBotDelaunay();
if ( !findDelaunayTriangles())
return false;
bool isErrorCorrectable = findDelaunayTriangles();
// compute coordinates of internal nodes by projecting (transfroming) src and tgt
// nodes towards the central layer
@ -5021,6 +5028,22 @@ bool StdMeshers_Sweeper::ComputeNodesByTrsf( const double tol,
fromSrcBndPnts.swap( toSrcBndPnts );
}
// Evaluate an error of boundary points
if ( !isErrorCorrectable && !allowHighBndError )
{
for ( size_t iP = 0; iP < myBndColumns.size(); ++iP )
{
double sumError = 0;
for ( size_t z = 1; z < zS; ++z ) // loop on layers
sumError += ( bndError[ z-1 ][ iP ].Modulus() +
bndError[ zSize-z ][ iP ].Modulus() );
if ( sumError > tol )
return false;
}
}
// Compute two projections of internal points to the central layer
// in order to evaluate an error of internal points
@ -5080,7 +5103,6 @@ bool StdMeshers_Sweeper::ComputeNodesByTrsf( const double tol,
}
}
//centerIntErrorIsSmall = true; // 3D_mesh_Extrusion_00/A3
if ( !centerIntErrorIsSmall )
{
// Compensate the central error; continue adding projection
@ -5289,7 +5311,7 @@ bool StdMeshers_Sweeper::ComputeNodesOnStraight()
return false;
// create nodes along a line
SMESH_NodeXYZ botP( botNode ), topP( topNode);
SMESH_NodeXYZ botP( botNode ), topP( topNode );
for ( size_t iZ = 0; iZ < myZColumns[0].size(); ++iZ )
{
// use barycentric coordinates as weight of Z of boundary columns
@ -5426,7 +5448,10 @@ bool StdMeshers_Sweeper::findDelaunayTriangles()
}
if ( myBotDelaunay->NbVisitedNodes() < nbInternalNodes )
{
myTopBotTriangles.clear();
return false;
}
myBotDelaunay.reset();
myTopDelaunay.reset();