 |
Mesh Oriented datABase
(version 5.4.1)
Array-based unstructured mesh datastructure
|
|
Mesh Oriented datABase
(version 5.4.1)
Array-based unstructured mesh datastructure
|
#include <FBEngine.hpp>
Collaboration diagram for moab::FBEngine:Definition at line 24 of file FBEngine.hpp.
| moab::FBEngine::FBEngine | ( | Interface * | impl, |
| GeomTopoTool * | geomTopoTool = NULL, |
||
| const bool | smooth = false |
||
| ) |
Definition at line 192 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, and _t_created.
: _mbImpl( impl ), _my_geomTopoTool( topoTool ), _t_created( false ), _smooth( smooth ), _initialized( false ),
_smthFace( NULL ), _smthCurve( NULL )
{
if( !_my_geomTopoTool )
{
_my_geomTopoTool = new GeomTopoTool( _mbImpl );
_t_created = true;
}
// should this be part of the constructor or not?
// Init();
}
Definition at line 204 of file FBEngine.cpp.
References _smooth, and clean().
{
clean();
_smooth = false;
}
| ErrorCode moab::FBEngine::addEntArrToSet | ( | const Range & | entities, |
| EntityHandle | set | ||
| ) |
Definition at line 488 of file FBEngine.cpp.
References MBI.
{
return MBI->add_entities( set, entities );
}
| ErrorCode moab::FBEngine::addEntSet | ( | EntityHandle | entity_set_to_add, |
| EntityHandle | entity_set_handle | ||
| ) |
Definition at line 493 of file FBEngine.cpp.
References MBI.
{
return MBI->add_entities( entity_set_handle, &entity_set_to_add, 1 );
}
| ErrorCode moab::FBEngine::boundary_mesh_edges_on_face | ( | EntityHandle | face, |
| Range & | boundary_mesh_edges | ||
| ) | [private] |
Definition at line 3047 of file FBEngine.cpp.
References _mbImpl, moab::Range::begin(), moab::Range::end(), ErrorCode, moab::Interface::get_entities_by_dimension(), getAdjacentEntities(), MB_SUCCESS, and MBERRORR.
Referenced by split_surface_with_direction().
{
// this list is used only for finding the intersecting mesh edge for starting the
// polygonal cutting line at boundary (if !closed)
Range bound_edges;
ErrorCode rval = getAdjacentEntities( face, 1, bound_edges );
MBERRORR( rval, " can't get boundary edges" );
for( Range::iterator it = bound_edges.begin(); it != bound_edges.end(); ++it )
{
EntityHandle b_edge = *it;
// get all edges in range
// Range mesh_edges;
rval = _mbImpl->get_entities_by_dimension( b_edge, 1, boundary_mesh_edges );
MBERRORR( rval, " can't get mesh edges" );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::boundary_nodes_on_face | ( | EntityHandle | face, |
| std::vector< EntityHandle > & | boundary_nodes | ||
| ) | [private] |
Definition at line 3064 of file FBEngine.cpp.
References _mbImpl, moab::Range::begin(), moab::Range::end(), ErrorCode, moab::Interface::get_connectivity(), moab::Interface::get_entities_by_dimension(), getAdjacentEntities(), MB_SUCCESS, MBERRORR, and moab::Range::size().
Referenced by split_surface_with_direction().
{
// even if we repeat some nodes, it is OK
// this list is used only for finding the closest boundary node for starting the
// polygonal cutting line at boundary (if !closed)
Range bound_edges;
ErrorCode rval = getAdjacentEntities( face, 1, bound_edges );
MBERRORR( rval, " can't get boundary edges" );
Range b_nodes;
for( Range::iterator it = bound_edges.begin(); it != bound_edges.end(); ++it )
{
EntityHandle b_edge = *it;
// get all edges in range
Range mesh_edges;
rval = _mbImpl->get_entities_by_dimension( b_edge, 1, mesh_edges );
MBERRORR( rval, " can't get mesh edges" );
rval = _mbImpl->get_connectivity( mesh_edges, b_nodes );
MBERRORR( rval, " can't get nodes from mesh edges" );
}
// create now a vector based on Range of nodes
boundary_nodes.resize( b_nodes.size() );
std::copy( b_nodes.begin(), b_nodes.end(), boundary_nodes.begin() );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::BreakTriangle | ( | EntityHandle | tri, |
| EntityHandle | e1, | ||
| EntityHandle | e3, | ||
| EntityHandle | n1, | ||
| EntityHandle | n2, | ||
| EntityHandle | n3 | ||
| ) | [private] |
Definition at line 1989 of file FBEngine.cpp.
{
std::cout << "FBEngine::BreakTriangle not implemented yet\n";
return MB_FAILURE;
}
| ErrorCode moab::FBEngine::BreakTriangle2 | ( | EntityHandle | tri, |
| EntityHandle | e1, | ||
| EntityHandle | e2, | ||
| EntityHandle | n1, | ||
| EntityHandle | n2 | ||
| ) | [private] |
Definition at line 1995 of file FBEngine.cpp.
References _mbImpl, _newTriangles, moab::Interface::create_element(), moab::debug_splits, ErrorCode, moab::Interface::get_connectivity(), moab::Range::insert(), MB_SUCCESS, MBERRORR, MBTRI, MBVERTEX, print_debug_triangle(), moab::Interface::side_number(), and moab::Interface::type_from_handle().
Referenced by split_surface_with_direction().
{
// we have the nodes, we just need to reconnect to form new triangles
ErrorCode rval;
const EntityHandle* conn3 = NULL;
int nnodes = 0;
rval = _mbImpl->get_connectivity( tri, conn3, nnodes );
MBERRORR( rval, "Failed to get connectivity" );
assert( 3 == nnodes );
EntityType et1 = _mbImpl->type_from_handle( e1 );
EntityType et2 = _mbImpl->type_from_handle( e2 );
if( MBVERTEX == et1 )
{
// find the vertex in conn3, and form 2 other triangles
int index = -1;
for( index = 0; index < 3; index++ )
{
if( conn3[index] == e1 ) // also n1
break;
}
if( index == 3 ) return MB_FAILURE;
// 2 triangles: n1, index+1, n2, and n1, n2, index+2
EntityHandle conn[6] = { n1, conn3[( index + 1 ) % 3], n2, n1, n2, conn3[( index + 2 ) % 3] };
EntityHandle newTriangle;
rval = _mbImpl->create_element( MBTRI, conn, 3, newTriangle );
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
rval = _mbImpl->create_element( MBTRI, conn + 3, 3, newTriangle ); // the second triangle
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
}
else if( MBVERTEX == et2 )
{
int index = -1;
for( index = 0; index < 3; index++ )
{
if( conn3[index] == e2 ) // also n2
break;
}
if( index == 3 ) return MB_FAILURE;
// 2 triangles: n1, index+1, n2, and n1, n2, index+2
EntityHandle conn[6] = { n2, conn3[( index + 1 ) % 3], n1, n2, n1, conn3[( index + 2 ) % 3] };
EntityHandle newTriangle;
rval = _mbImpl->create_element( MBTRI, conn, 3, newTriangle );
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
rval = _mbImpl->create_element( MBTRI, conn + 3, 3, newTriangle ); // the second triangle
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
}
else
{
// both are edges adjacent to triangle tri
// there are several configurations possible for n1, n2, between conn3 nodes.
int num1, num2, sense, offset;
rval = _mbImpl->side_number( tri, e1, num1, sense, offset );
MBERRORR( rval, "edge not adjacent" );
rval = _mbImpl->side_number( tri, e2, num2, sense, offset );
MBERRORR( rval, "edge not adjacent" );
const EntityHandle* conn12; // connectivity for edge 1
const EntityHandle* conn22; // connectivity for edge 2
// int nnodes;
rval = _mbImpl->get_connectivity( e1, conn12, nnodes );
MBERRORR( rval, "Failed to get connectivity of edge 1" );
assert( 2 == nnodes );
rval = _mbImpl->get_connectivity( e2, conn22, nnodes );
MBERRORR( rval, "Failed to get connectivity of edge 2" );
assert( 2 == nnodes );
// now, having the side number, work through
if( debug_splits )
{
std::cout << "tri conn3:" << conn3[0] << " " << conn3[1] << " " << conn3[2] << "\n";
std::cout << " edge1: conn12:" << conn12[0] << " " << conn12[1] << " side: " << num1 << "\n";
std::cout << " edge2: conn22:" << conn22[0] << " " << conn22[1] << " side: " << num2 << "\n";
}
int unaffectedSide = 3 - num1 - num2;
int i3 = ( unaffectedSide + 2 ) % 3; // to 0 is 2, to 1 is 0, to 2 is 1
// triangles will be formed with triVertexIndex , n1, n2 (in what order?)
EntityHandle v1, v2; // to hold the 2 nodes on edges
if( num1 == i3 )
{
v1 = n1;
v2 = n2;
}
else // if (num2==i3)
{
v1 = n2;
v2 = n1;
}
// three triangles are formed
int i1 = ( i3 + 1 ) % 3;
int i2 = ( i3 + 2 ) % 3;
// we could break the surface differently
EntityHandle conn[9] = { conn3[i3], v1, v2, v1, conn3[i1], conn3[i2], v2, v1, conn3[i2] };
EntityHandle newTriangle;
if( debug_splits ) std::cout << "Split 2 edges :\n";
rval = _mbImpl->create_element( MBTRI, conn, 3, newTriangle );
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
rval = _mbImpl->create_element( MBTRI, conn + 3, 3, newTriangle ); // the second triangle
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
rval = _mbImpl->create_element( MBTRI, conn + 6, 3, newTriangle ); // the second triangle
MBERRORR( rval, "Failed to create a new triangle" );
_newTriangles.insert( newTriangle );
if( debug_splits ) print_debug_triangle( newTriangle );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::chain_able_edge | ( | EntityHandle | edge, |
| double | min_dot, | ||
| EntityHandle & | next_edge, | ||
| bool & | chainable | ||
| ) | [private] |
Definition at line 3665 of file FBEngine.cpp.
References _mbImpl, moab::Range::begin(), moab::Range::end(), ErrorCode, moab::Interface::get_connectivity(), moab::Interface::get_coords(), moab::Interface::get_entities_by_type(), moab::Interface::get_parent_meshsets(), get_vert_edges(), MB_SUCCESS, MBEDGE, MBERRORR, and moab::CartVect::normalize().
Referenced by chain_edges().
{
// get the end, then get all parents of end
// see if some are the starts of
chainable = false;
EntityHandle v1, v2;
ErrorCode rval = get_vert_edges( edge, v1, v2 );
MBERRORR( rval, "can't get vertices" );
if( v1 == v2 ) return MB_SUCCESS; // it is periodic, can't chain it with another edge!
// v2 is a set, get its parents, which should be edges
Range edges;
rval = _mbImpl->get_parent_meshsets( v2, edges );
MBERRORR( rval, "can't get parents of vertex set" );
// get parents of current edge (faces)
Range faces;
rval = _mbImpl->get_parent_meshsets( edge, faces );
MBERRORR( rval, "can't get parents of edge set" );
// get also the last edge "tangent" at the vertex
std::vector< EntityHandle > mesh_edges;
rval = _mbImpl->get_entities_by_type( edge, MBEDGE, mesh_edges );
MBERRORR( rval, "can't get mesh edges from edge set" );
EntityHandle lastMeshEdge = mesh_edges[mesh_edges.size() - 1];
const EntityHandle* conn2 = NULL;
int len = 0;
rval = _mbImpl->get_connectivity( lastMeshEdge, conn2, len );
MBERRORR( rval, "can't connectivity of last mesh edge" );
// get the coordinates of last edge
if( len != 2 ) MBERRORR( MB_FAILURE, "bad number of vertices" );
CartVect P[2];
rval = _mbImpl->get_coords( conn2, len, (double*)&P[0] );
MBERRORR( rval, "Failed to get coordinates" );
CartVect vec1( P[1] - P[0] );
vec1.normalize();
for( Range::iterator edgeIter = edges.begin(); edgeIter != edges.end(); ++edgeIter )
{
EntityHandle otherEdge = *edgeIter;
if( edge == otherEdge ) continue;
// get faces parents of this edge
Range faces2;
rval = _mbImpl->get_parent_meshsets( otherEdge, faces2 );
MBERRORR( rval, "can't get parents of other edge set" );
if( faces != faces2 ) continue;
// now, if the first mesh edge is within given angle, we can go on
std::vector< EntityHandle > mesh_edges2;
rval = _mbImpl->get_entities_by_type( otherEdge, MBEDGE, mesh_edges2 );
MBERRORR( rval, "can't get mesh edges from other edge set" );
EntityHandle firstMeshEdge = mesh_edges2[0];
const EntityHandle* conn22;
int len2;
rval = _mbImpl->get_connectivity( firstMeshEdge, conn22, len2 );
MBERRORR( rval, "can't connectivity of first mesh edge" );
if( len2 != 2 ) MBERRORR( MB_FAILURE, "bad number of vertices" );
if( conn2[1] != conn22[0] ) continue; // the mesh edges are not one after the other
// get the coordinates of first edge
// CartVect P2[2];
rval = _mbImpl->get_coords( conn22, len, (double*)&P[0] );
CartVect vec2( P[1] - P[0] );
vec2.normalize();
if( vec1 % vec2 < min_dot ) continue;
// we found our edge, victory! we can get out
next_edge = otherEdge;
chainable = true;
return MB_SUCCESS;
}
return MB_SUCCESS; // in general, hard to come by chain-able edges
}
| ErrorCode moab::FBEngine::chain_edges | ( | double | min_dot | ) |
Definition at line 3627 of file FBEngine.cpp.
References _my_geomTopoTool, chain_able_edge(), chain_two_edges(), ErrorCode, moab::GeomTopoTool::find_geomsets(), MB_SUCCESS, MBERRORR, and size.
Referenced by split_surface_with_direction().
{
Range sets[5];
ErrorCode rval;
while( 1 ) // break out only if no edges are chained
{
rval = _my_geomTopoTool->find_geomsets( sets );
MBERRORR( rval, "can't get geo sets" );
// these gentities are "always" current, while the ones in this-> _my_gsets[0:4] are
// the "originals" before FBEngine modifications
int nedges = (int)sets[1].size();
// as long as we have chainable edges, continue;
bool chain = false;
for( int i = 0; i < nedges; i++ )
{
EntityHandle edge = sets[1][i];
EntityHandle next_edge;
bool chainable = false;
rval = chain_able_edge( edge, min_dot, next_edge, chainable );
MBERRORR( rval, "can't determine chain-ability" );
if( chainable )
{
rval = chain_two_edges( edge, next_edge );
MBERRORR( rval, "can't chain 2 edges" );
chain = true;
break; // interrupt for loop
}
}
if( !chain )
{
break; // break out of while loop
}
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::chain_two_edges | ( | EntityHandle | edge, |
| EntityHandle | next_edge | ||
| ) |
Definition at line 3735 of file FBEngine.cpp.
References _mbImpl, moab::Interface::add_entities(), moab::Interface::add_parent_child(), moab::Range::begin(), moab::Interface::delete_entities(), moab::Range::end(), ErrorCode, moab::Interface::get_parent_meshsets(), get_vert_edges(), MB_SUCCESS, MBEDGE, MBERRORR, MBI, and moab::Interface::remove_parent_child().
Referenced by chain_edges().
{
// the biggest thing is to see the sense tags; or maybe not...
// they should be correct :)
// get the vertex sets
EntityHandle v11, v12, v21, v22;
ErrorCode rval = get_vert_edges( edge, v11, v12 );
MBERRORR( rval, "can't get vert sets" );
rval = get_vert_edges( next_edge, v21, v22 );
MBERRORR( rval, "can't get vert sets" );
assert( v12 == v21 );
std::vector< EntityHandle > mesh_edges;
rval = MBI->get_entities_by_type( next_edge, MBEDGE, mesh_edges );
MBERRORR( rval, "can't get mesh edges" );
rval = _mbImpl->add_entities( edge, &mesh_edges[0], (int)mesh_edges.size() );
MBERRORR( rval, "can't add new mesh edges" );
// remove the child - parent relation for second vertex of first edge
rval = _mbImpl->remove_parent_child( edge, v12 );
MBERRORR( rval, "can't remove parent - child relation between first edge and middle vertex" );
if( v22 != v11 ) // the edge would become periodic, do not add again the relationship
{
rval = _mbImpl->add_parent_child( edge, v22 );
MBERRORR( rval, "can't add second vertex to edge " );
}
// we can now safely eliminate next_edge
rval = _mbImpl->remove_parent_child( next_edge, v21 );
MBERRORR( rval, "can't remove child - parent relation " );
rval = _mbImpl->remove_parent_child( next_edge, v22 );
MBERRORR( rval, "can't remove child - parent relation " );
// remove the next_edge relation to the faces
Range faces;
rval = _mbImpl->get_parent_meshsets( next_edge, faces );
MBERRORR( rval, "can't get parent faces " );
for( Range::iterator it = faces.begin(); it != faces.end(); ++it )
{
EntityHandle ff = *it;
rval = _mbImpl->remove_parent_child( ff, next_edge );
MBERRORR( rval, "can't remove parent-edge rel " );
}
rval = _mbImpl->delete_entities( &next_edge, 1 );
MBERRORR( rval, "can't remove edge set " );
// delete the vertex set that is idle now (v12 = v21)
rval = _mbImpl->delete_entities( &v12, 1 );
MBERRORR( rval, "can't remove edge set " );
return MB_SUCCESS;
}
| void moab::FBEngine::clean | ( | ) |
Definition at line 210 of file FBEngine.cpp.
References _edges, _faces, _my_geomTopoTool, _my_gsets, _smooth, _smthCurve, _smthFace, _t_created, and moab::Range::size().
Referenced by ~FBEngine().
{
if( _smooth )
{
_faces.clear();
_edges.clear();
int size1 = _my_gsets[1].size();
int i = 0;
for( i = 0; i < size1; i++ )
delete _smthCurve[i];
delete[] _smthCurve;
_smthCurve = NULL;
size1 = _my_gsets[2].size();
for( i = 0; i < size1; i++ )
delete _smthFace[i];
delete[] _smthFace;
_smthFace = NULL;
//_smooth = false;
}
for( int j = 0; j < 5; j++ )
_my_gsets[j].clear();
if( _t_created ) delete _my_geomTopoTool;
_my_geomTopoTool = NULL;
_t_created = false;
}
| ErrorCode moab::FBEngine::compute_intersection_points | ( | EntityHandle & | face, |
| EntityHandle | from, | ||
| EntityHandle | to, | ||
| CartVect & | Dir, | ||
| std::vector< CartVect > & | points, | ||
| std::vector< EntityHandle > & | entities, | ||
| std::vector< EntityHandle > & | triangles | ||
| ) | [private] |
Definition at line 2124 of file FBEngine.cpp.
References _mbImpl, _piercedTriangles, moab::debug_splits, moab::Range::end(), ErrorCode, moab::Range::find(), moab::Interface::get_adjacencies(), moab::Interface::get_connectivity(), moab::Interface::get_coords(), moab::Interface::id_from_handle(), moab::Interface::INTERSECT, moab::intersect_segment_and_plane_slice(), moab::CartVect::length(), moab::Interface::list_entity(), MB_SUCCESS, MBERRORR, MBVERTEX, moab::CartVect::normalize(), moab::tolerance_segment, and moab::Interface::type_from_handle().
Referenced by split_surface_with_direction().
{
// keep a stack of triangles to process, and do not add those already processed
// either mark them, or maybe keep them in a local set?
// from and to are now nodes, start from them
CartVect p1, p2; // the position of from and to
ErrorCode rval = _mbImpl->get_coords( &from, 1, (double*)&p1 );
MBERRORR( rval, "failed to get 'from' coordinates" );
rval = _mbImpl->get_coords( &to, 1, (double*)&p2 );
MBERRORR( rval, "failed to get 'from' coordinates" );
CartVect vect( p2 - p1 );
double dist2 = vect.length();
if( dist2 < tolerance_segment )
{
// we are done, return
return MB_SUCCESS;
}
CartVect normPlane = Dir * vect;
normPlane.normalize();
std::set< EntityHandle > visitedTriangles;
CartVect currentPoint = p1;
// push the current point if it is empty
if( points.size() == 0 )
{
points.push_back( p1 );
entities.push_back( from ); // this is a node now
}
// these will be used in many loops
CartVect intx = p1; // somewhere to start
double param = -1.;
// first intersection
EntityHandle currentBoundary = from; // it is a node, in the beginning
vect = p2 - currentPoint;
while( vect.length() > 0. )
{
// advance towards "to" node, from boundary handle
EntityType etype = _mbImpl->type_from_handle( currentBoundary );
// if vertex, look for other triangles connected which intersect our plane (defined by p1,
// p2, dir)
std::vector< EntityHandle > adj_tri;
rval = _mbImpl->get_adjacencies( ¤tBoundary, 1, 2, false, adj_tri );
unsigned int j = 0;
EntityHandle tri;
for( ; j < adj_tri.size(); j++ )
{
tri = adj_tri[j];
if( visitedTriangles.find( tri ) != visitedTriangles.end() )
continue; // get another triangle, this one was already visited
// check if it is one of the triangles that was pierced already
if( _piercedTriangles.find( tri ) != _piercedTriangles.end() ) continue;
// if vertex, look for opposite edge
// if edge, look for 2 opposite edges
// get vertices
int nnodes;
const EntityHandle* conn3;
rval = _mbImpl->get_connectivity( tri, conn3, nnodes );
MBERRORR( rval, "Failed to get connectivity" );
// if one of the nodes is to, stop right there
{
if( conn3[0] == to || conn3[1] == to || conn3[2] == to )
{
visitedTriangles.insert( tri );
triangles.push_back( tri );
currentPoint = p2;
points.push_back( p2 );
entities.push_back( to ); // we are done
break; // this is break from for loop, we still need to get out of while
// we will get out, because vect will become 0, (p2-p2)
}
}
EntityHandle nn2[2];
if( MBVERTEX == etype )
{
nn2[0] = conn3[0];
nn2[1] = conn3[1];
if( nn2[0] == currentBoundary ) nn2[0] = conn3[2];
if( nn2[1] == currentBoundary ) nn2[1] = conn3[2];
// get coordinates
CartVect Pt[2];
rval = _mbImpl->get_coords( nn2, 2, (double*)&Pt[0] );
MBERRORR( rval, "Failed to get coordinates" );
// see the intersection
if( intersect_segment_and_plane_slice( Pt[0], Pt[1], currentPoint, p2, Dir, normPlane, intx, param ) )
{
// we should stop for loop, and decide if it is edge or vertex
if( param == 0. )
currentBoundary = nn2[0];
else
{
if( param == 1. )
currentBoundary = nn2[1];
else // param between 0 and 1, so edge
{
// find the edge between vertices
std::vector< EntityHandle > edges1;
// change the create flag to true, because that edge must exist in
// current triangle if we want to advance; nn2 are 2 nodes in current
// triangle!!
rval = _mbImpl->get_adjacencies( nn2, 2, 1, true, edges1, Interface::INTERSECT );
MBERRORR( rval, "Failed to get edges" );
if( edges1.size() != 1 ) MBERRORR( MB_FAILURE, "Failed to get adjacent edges to 2 nodes" );
currentBoundary = edges1[0];
}
}
visitedTriangles.insert( tri );
currentPoint = intx;
points.push_back( intx );
entities.push_back( currentBoundary );
triangles.push_back( tri );
if( debug_splits )
std::cout << "vtx new tri : " << _mbImpl->id_from_handle( tri )
<< " type bdy:" << _mbImpl->type_from_handle( currentBoundary ) << "\n";
break; // out of for loop over triangles
}
}
else // this is MBEDGE, we have the other triangle to try out
{
// first find the nodes from existing boundary
int nnodes2;
const EntityHandle* conn2;
rval = _mbImpl->get_connectivity( currentBoundary, conn2, nnodes2 );
MBERRORR( rval, "Failed to get connectivity" );
int thirdIndex = -1;
for( int tj = 0; tj < 3; tj++ )
{
if( ( conn3[tj] != conn2[0] ) && ( conn3[tj] != conn2[1] ) )
{
thirdIndex = tj;
break;
}
}
if( -1 == thirdIndex ) MBERRORR( MB_FAILURE, " can't get third node" );
CartVect Pt[3];
rval = _mbImpl->get_coords( conn3, 3, (double*)&Pt[0] );
MBERRORR( rval, "Failed to get coords" );
int indexFirst = ( thirdIndex + 1 ) % 3;
int indexSecond = ( thirdIndex + 2 ) % 3;
int index[2] = { indexFirst, indexSecond };
for( int k = 0; k < 2; k++ )
{
nn2[0] = conn3[index[k]], nn2[1] = conn3[thirdIndex];
if( intersect_segment_and_plane_slice( Pt[index[k]], Pt[thirdIndex], currentPoint, p2, Dir,
normPlane, intx, param ) )
{
// we should stop for loop, and decide if it is edge or vertex
if( param == 0. )
currentBoundary = conn3[index[k]]; // it is not really possible
else
{
if( param == 1. )
currentBoundary = conn3[thirdIndex];
else // param between 0 and 1, so edge is fine
{
// find the edge between vertices
std::vector< EntityHandle > edges1;
// change the create flag to true, because that edge must exist in
// current triangle if we want to advance; nn2 are 2 nodes in
// current triangle!!
rval = _mbImpl->get_adjacencies( nn2, 2, 1, true, edges1, Interface::INTERSECT );
MBERRORR( rval, "Failed to get edges" );
if( edges1.size() != 1 )
MBERRORR( MB_FAILURE, "Failed to get adjacent edges to 2 nodes" );
currentBoundary = edges1[0];
}
}
visitedTriangles.insert( tri );
currentPoint = intx;
points.push_back( intx );
entities.push_back( currentBoundary );
triangles.push_back( tri );
if( debug_splits )
{
std::cout << "edge new tri : " << _mbImpl->id_from_handle( tri )
<< " type bdy: " << _mbImpl->type_from_handle( currentBoundary )
<< " id: " << _mbImpl->id_from_handle( currentBoundary ) << "\n";
_mbImpl->list_entity( currentBoundary );
}
break; // out of for loop over triangles
}
// we should not reach here
}
}
}
/*if (j==adj_tri.size())
{
MBERRORR(MB_FAILURE, "did not advance");
}*/
vect = p2 - currentPoint;
}
if( debug_splits )
std::cout << "nb entities: " << entities.size() << " triangles:" << triangles.size()
<< " points.size(): " << points.size() << "\n";
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::create_new_gedge | ( | std::vector< EntityHandle > & | nodesAlongPolyline, |
| EntityHandle & | new_geo_edge | ||
| ) | [private] |
Definition at line 1872 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, _piercedEdges, moab::Interface::add_entities(), moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Interface::create_element(), moab::Interface::create_meshset(), moab::debug_splits, ErrorCode, find_vertex_set_for_node(), moab::Interface::get_adjacencies(), moab::Interface::get_connectivity(), moab::GeomTopoTool::global_id(), moab::Interface::id_from_handle(), moab::Range::insert(), moab::Interface::INTERSECT, MB_CHK_ERR, MBEDGE, MBERRORR, MESHSET_SET, and moab::Range::size().
Referenced by split_surface_with_direction().
{
ErrorCode rval = _mbImpl->create_meshset( MESHSET_ORDERED, new_geo_edge );
MBERRORR( rval, "can't create geo edge" );
// now, get the edges, or create if not existing
std::vector< EntityHandle > mesh_edges;
for( unsigned int i = 0; i < nodesAlongPolyline.size() - 1; i++ )
{
EntityHandle n1 = nodesAlongPolyline[i], n2 = nodesAlongPolyline[i + 1];
EntityHandle nn2[2];
nn2[0] = n1;
nn2[1] = n2;
std::vector< EntityHandle > adjacent;
rval = _mbImpl->get_adjacencies( nn2, 2, 1, false, adjacent, Interface::INTERSECT );
// see if there is an edge between those 2 already, and if it is oriented as we like
bool new_edge = true;
if( adjacent.size() >= 1 )
{
// check the orientation
const EntityHandle* conn2 = NULL;
int nnodes = 0;
rval = _mbImpl->get_connectivity( adjacent[0], conn2, nnodes );
MBERRORR( rval, "can't get connectivity" );
if( conn2[0] == nn2[0] && conn2[1] == nn2[1] )
{
// everything is fine
mesh_edges.push_back( adjacent[0] );
new_edge = false; // we found one that's good, no need to create a new one
}
else
{
_piercedEdges.insert( adjacent[0] ); // we want to remove this one, it will be not needed
}
}
if( new_edge )
{
// there is no edge between n1 and n2, create one
EntityHandle mesh_edge;
rval = _mbImpl->create_element( MBEDGE, nn2, 2, mesh_edge );
MBERRORR( rval, "Failed to create a new edge" );
mesh_edges.push_back( mesh_edge );
}
}
// add loops edges to the edge set
rval = _mbImpl->add_entities( new_geo_edge, &mesh_edges[0],
mesh_edges.size() ); // only one edge
MBERRORR( rval, "can't add edges to new_geo_set" );
// check vertex sets for vertex 1 and vertex 2?
// get all sets of dimension 0 from database, and see if our ends are here or not
Range ends_geo_edge;
ends_geo_edge.insert( nodesAlongPolyline[0] );
ends_geo_edge.insert( nodesAlongPolyline[nodesAlongPolyline.size() - 1] );
for( unsigned int k = 0; k < ends_geo_edge.size(); k++ )
{
EntityHandle node = ends_geo_edge[k];
EntityHandle nodeSet;
bool found = find_vertex_set_for_node( node, nodeSet );
if( !found )
{
// create a node set and add the node
rval = _mbImpl->create_meshset( MESHSET_SET, nodeSet );
MBERRORR( rval, "Failed to create a new vertex set" );
rval = _mbImpl->add_entities( nodeSet, &node, 1 );
MBERRORR( rval, "Failed to add the node to the set" );
rval = _my_geomTopoTool->add_geo_set( nodeSet, 0 ); //
MBERRORR( rval, "Failed to commit the node set" );
if( debug_splits )
{
std::cout << " create a vertex set " << _mbImpl->id_from_handle( nodeSet )
<< " global id:" << this->_my_geomTopoTool->global_id( nodeSet ) << " for node " << node
<< "\n";
}
}
rval = _mbImpl->add_parent_child( new_geo_edge, nodeSet );
MBERRORR( rval, "Failed to add parent child relation" );
}
// finally, put the edge in the range of edges
rval = _my_geomTopoTool->add_geo_set( new_geo_edge, 1 );MB_CHK_ERR( rval );
return rval;
}
| ErrorCode moab::FBEngine::create_volume_with_direction | ( | EntityHandle | newFace1, |
| EntityHandle | newFace2, | ||
| double * | direction, | ||
| EntityHandle & | volume | ||
| ) |
Definition at line 3191 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Interface::create_meshset(), ErrorCode, moab::Interface::get_child_meshsets(), MATERIAL_SET_TAG_NAME, MB_SUCCESS, MB_TYPE_INTEGER, MBERRORR, MESHSET_SET, set_default_neumann_tags(), moab::GeomTopoTool::set_sense(), moab::Interface::tag_get_handle(), moab::Interface::tag_set_data(), and weave_lateral_face_from_edges().
{
// MESHSET
// ErrorCode rval = _mbImpl->create_meshset(MESHSET_ORDERED, new_geo_edge);
ErrorCode rval = _mbImpl->create_meshset( MESHSET_SET, volume );
MBERRORR( rval, "can't create volume" );
int volumeMatId = 1; // just give a mat id, for debugging, mostly
Tag matTag;
rval = _mbImpl->tag_get_handle( MATERIAL_SET_TAG_NAME, 1, MB_TYPE_INTEGER, matTag );
MBERRORR( rval, "can't get material tag" );
rval = _mbImpl->tag_set_data( matTag, &volume, 1, &volumeMatId );
MBERRORR( rval, "can't set material tag value on volume" );
// get the edges of those 2 faces, and get the vertices of those edges
// in order, they should be created in the same order (?); check for that, anyway
rval = _mbImpl->add_parent_child( volume, newFace1 );
MBERRORR( rval, "can't add first face to volume" );
rval = _mbImpl->add_parent_child( volume, newFace2 );
MBERRORR( rval, "can't add second face to volume" );
// first is bottom, so it is negatively oriented
rval = _my_geomTopoTool->add_geo_set( volume, 3 );
MBERRORR( rval, "can't add volume to the gtt" );
// set senses
// bottom face is negatively oriented, its normal is toward interior of the volume
rval = _my_geomTopoTool->set_sense( newFace1, volume, -1 );
MBERRORR( rval, "can't set bottom face sense to the volume" );
// the top face is positively oriented
rval = _my_geomTopoTool->set_sense( newFace2, volume, 1 );
MBERRORR( rval, "can't set top face sense to the volume" );
// the children should be in the same direction
// get the side edges of each face, and form lateral faces, along direction
std::vector< EntityHandle > edges1;
std::vector< EntityHandle > edges2;
rval = _mbImpl->get_child_meshsets( newFace1, edges1 ); // no hops
MBERRORR( rval, "can't get children edges or first face, bottom" );
rval = _mbImpl->get_child_meshsets( newFace2, edges2 ); // no hops
MBERRORR( rval, "can't get children edges for second face, top" );
if( edges1.size() != edges2.size() ) MBERRORR( MB_FAILURE, "wrong correspondence " );
for( unsigned int i = 0; i < edges1.size(); ++i )
{
EntityHandle newLatFace;
rval = weave_lateral_face_from_edges( edges1[i], edges2[i], direction, newLatFace );
MBERRORR( rval, "can't weave lateral face" );
rval = _mbImpl->add_parent_child( volume, newLatFace );
MBERRORR( rval, "can't add lateral face to volume" );
// set sense as positive
rval = _my_geomTopoTool->set_sense( newLatFace, volume, 1 );
MBERRORR( rval, "can't set lateral face sense to the volume" );
}
rval = set_default_neumann_tags();
MBERRORR( rval, "can't set new neumann tags" );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::createEntSet | ( | int | isList, |
| EntityHandle * | pSet | ||
| ) |
Definition at line 448 of file FBEngine.cpp.
References ErrorCode, MBI, and MESHSET_SET.
{
ErrorCode rval;
if( isList )
rval = MBI->create_meshset( MESHSET_ORDERED, *pSet );
else
rval = MBI->create_meshset( MESHSET_SET, *pSet );
return rval;
}
| ErrorCode moab::FBEngine::createTag | ( | const char * | tag_name, |
| int | tag_num_type_values, | ||
| int | tag_type, | ||
| Tag & | tag_handle_out | ||
| ) |
Definition at line 917 of file FBEngine.cpp.
References ErrorCode, MB_ALREADY_ALLOCATED, MB_SUCCESS, MB_TAG_EXCL, MB_TAG_SPARSE, MB_TYPE_DOUBLE, MB_TYPE_HANDLE, MB_TYPE_INTEGER, MB_TYPE_OPAQUE, MBI, and TagType.
{
// this is copied from iMesh_MOAB.cpp; different name to not have trouble
// with it
// also, we do not want to depend on iMesh.h...
// iMesh is more complicated, because of the options passed
DataType mb_data_type_table2[] = { MB_TYPE_OPAQUE, MB_TYPE_INTEGER, MB_TYPE_DOUBLE, MB_TYPE_HANDLE,
MB_TYPE_HANDLE };
moab::TagType storage = MB_TAG_SPARSE;
ErrorCode result;
result =
MBI->tag_get_handle( tag_name, tag_size, mb_data_type_table2[tag_type], tag_handle_out, storage | MB_TAG_EXCL );
if( MB_SUCCESS != result )
{
std::string msg( "iMesh_createTag: " );
if( MB_ALREADY_ALLOCATED == result )
{
msg += "Tag already exists with name: \"";
msg += tag_name;
std::cout << msg << "\n";
}
else
{
std::cout << "Failed to create tag with name: " << tag_name << "\n";
return MB_FAILURE;
}
}
// end copy
return MB_SUCCESS;
}
| void moab::FBEngine::delete_smooth_tags | ( | ) |
Definition at line 389 of file FBEngine.cpp.
References _mbImpl, _my_gsets, _smthFace, moab::SmoothFace::append_smooth_tags(), ErrorCode, MB_TAG_NOT_FOUND, MB_TYPE_BIT, MB_TYPE_DOUBLE, size, moab::Interface::tag_delete(), and moab::Interface::tag_get_handle().
{
// get all tags from database that are created for smooth data, and
// delete them; it will delete all data associated with them
// first tags from faces, edges:
std::vector< Tag > smoothTags;
int size1 = (int)_my_gsets[2].size();
for( int i = 0; i < size1; i++ )
{
// these 2 will append gradient tag and plane tag
_smthFace[i]->append_smooth_tags( smoothTags );
}
// then , get other tags:
// "TANGENTS", "MARKER", "CONTROLEDGE", "CONTROLFACE", "CONTROLEDGEFACE"
Tag tag_handle;
ErrorCode rval = _mbImpl->tag_get_handle( "TANGENTS", 6, MB_TYPE_DOUBLE, tag_handle );
if( rval != MB_TAG_NOT_FOUND ) smoothTags.push_back( tag_handle );
rval = _mbImpl->tag_get_handle( "MARKER", 1, MB_TYPE_BIT, tag_handle );
if( rval != MB_TAG_NOT_FOUND ) smoothTags.push_back( tag_handle );
rval = _mbImpl->tag_get_handle( "CONTROLEDGE", 9, MB_TYPE_DOUBLE, tag_handle );
if( rval != MB_TAG_NOT_FOUND ) smoothTags.push_back( tag_handle );
rval = _mbImpl->tag_get_handle( "CONTROLFACE", 18, MB_TYPE_DOUBLE, tag_handle );
if( rval != MB_TAG_NOT_FOUND ) smoothTags.push_back( tag_handle );
rval = _mbImpl->tag_get_handle( "CONTROLEDGEFACE", 27, MB_TYPE_DOUBLE, tag_handle );
if( rval != MB_TAG_NOT_FOUND ) smoothTags.push_back( tag_handle );
// a lot of tags, delete them
for( unsigned int k = 0; k < smoothTags.size(); k++ )
{
// could be a lot of data
_mbImpl->tag_delete( smoothTags[k] );
}
}
| ErrorCode moab::FBEngine::divide_triangle | ( | EntityHandle | triangle, |
| EntityHandle & | newVertex | ||
| ) | [private] |
Definition at line 3145 of file FBEngine.cpp.
References _mbImpl, _newTriangles, _piercedTriangles, moab::Interface::create_element(), moab::debug_splits, ErrorCode, moab::Interface::get_adjacencies(), moab::Interface::get_connectivity(), moab::Range::insert(), moab::Interface::list_entity(), MB_SUCCESS, MBERRORR, MBTRI, and print_debug_triangle().
Referenced by split_surface_with_direction().
{
//
_piercedTriangles.insert( triangle );
int nnodes = 0;
const EntityHandle* conn3 = NULL;
ErrorCode rval = _mbImpl->get_connectivity( triangle, conn3, nnodes );
MBERRORR( rval, "can't get nodes" );
EntityHandle t1[] = { conn3[0], conn3[1], newVertex };
EntityHandle t2[] = { conn3[1], conn3[2], newVertex };
EntityHandle t3[] = { conn3[2], conn3[0], newVertex };
EntityHandle newTriangle, newTriangle2, newTriangle3;
rval = _mbImpl->create_element( MBTRI, t1, 3, newTriangle );
MBERRORR( rval, "can't create triangle" );
_newTriangles.insert( newTriangle );
rval = _mbImpl->create_element( MBTRI, t2, 3, newTriangle3 );
MBERRORR( rval, "can't create triangle" );
_newTriangles.insert( newTriangle3 );
rval = _mbImpl->create_element( MBTRI, t3, 3, newTriangle2 );
MBERRORR( rval, "can't create triangle" );
_newTriangles.insert( newTriangle2 );
// create all edges
std::vector< EntityHandle > edges0;
rval = _mbImpl->get_adjacencies( &newTriangle, 1, 1, true, edges0 );
MBERRORR( rval, "can't get new edges" );
edges0.clear();
rval = _mbImpl->get_adjacencies( &newTriangle2, 1, 1, true, edges0 );
MBERRORR( rval, "can't get new edges" );
if( debug_splits )
{
std::cout << "3 triangles formed:\n";
_mbImpl->list_entity( newTriangle );
print_debug_triangle( newTriangle );
_mbImpl->list_entity( newTriangle3 );
print_debug_triangle( newTriangle3 );
_mbImpl->list_entity( newTriangle2 );
print_debug_triangle( newTriangle2 );
std::cout << "original nodes in tri:\n";
_mbImpl->list_entity( conn3[0] );
_mbImpl->list_entity( conn3[1] );
_mbImpl->list_entity( conn3[2] );
}
return MB_SUCCESS;
}
| bool moab::FBEngine::find_vertex_set_for_node | ( | EntityHandle | iNode, |
| EntityHandle & | oVertexSet | ||
| ) | [private] |
Definition at line 2847 of file FBEngine.cpp.
References _mbImpl, moab::Range::begin(), moab::Interface::contains_entities(), moab::Range::end(), ErrorCode, GEOM_DIMENSION_TAG_NAME, moab::Interface::get_entities_by_type_and_tag(), MB_SUCCESS, MB_TYPE_INTEGER, MBENTITYSET, and MBI.
Referenced by create_new_gedge(), split_bedge_at_new_mesh_node(), and split_edge_at_mesh_node().
{
bool found = false;
Range vertex_sets;
const int zero = 0;
const void* const zero_val[] = { &zero };
Tag geom_tag;
ErrorCode rval = MBI->tag_get_handle( GEOM_DIMENSION_TAG_NAME, 1, MB_TYPE_INTEGER, geom_tag );
if( MB_SUCCESS != rval ) return false;
rval = _mbImpl->get_entities_by_type_and_tag( 0, MBENTITYSET, &geom_tag, zero_val, 1, vertex_sets );
if( MB_SUCCESS != rval ) return false;
// local _gsets, as we might have not updated the local lists
// see if ends of geo edge generated is in a geo set 0 or not
for( Range::iterator vsit = vertex_sets.begin(); vsit != vertex_sets.end(); ++vsit )
{
EntityHandle vset = *vsit;
// is the node part of this set?
if( _mbImpl->contains_entities( vset, &iNode, 1 ) )
{
found = true;
oVertexSet = vset;
break;
}
}
return found;
}
| GeomTopoTool* moab::FBEngine::get_gtt | ( | ) | [inline] |
Definition at line 183 of file FBEngine.hpp.
References _my_geomTopoTool.
Referenced by FBiGeom_dtor2().
{
return this->_my_geomTopoTool;
}
| ErrorCode moab::FBEngine::get_nodes_from_edge | ( | EntityHandle | gedge, |
| std::vector< EntityHandle > & | nodes | ||
| ) |
Definition at line 3263 of file FBEngine.cpp.
References _mbImpl, ErrorCode, moab::Interface::get_connectivity(), moab::Interface::get_entities_by_type(), MB_SUCCESS, MBEDGE, and MBERRORR.
Referenced by weave_lateral_face_from_edges().
{
std::vector< EntityHandle > ents;
ErrorCode rval = _mbImpl->get_entities_by_type( gedge, MBEDGE, ents );
if( MB_SUCCESS != rval ) return rval;
if( ents.size() < 1 ) return MB_FAILURE;
nodes.resize( ents.size() + 1 );
const EntityHandle* conn = NULL;
int len;
for( unsigned int i = 0; i < ents.size(); ++i )
{
rval = _mbImpl->get_connectivity( ents[i], conn, len );
MBERRORR( rval, "can't get edge connectivity" );
nodes[i] = conn[0];
}
// the last one is conn[1]
nodes[ents.size()] = conn[1];
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::get_vert_edges | ( | EntityHandle | edge, |
| EntityHandle & | v1, | ||
| EntityHandle & | v2 | ||
| ) |
Definition at line 3788 of file FBEngine.cpp.
References _mbImpl, children, moab::Range::clear(), entities, ErrorCode, moab::Interface::get_child_meshsets(), MB_SUCCESS, MBEDGE, MBERRORR, MBI, MBVERTEX, and moab::Range::size().
Referenced by chain_able_edge(), and chain_two_edges().
{
// need to decide first or second vertex
// important for moab
Range children;
// EntityHandle v1, v2;
ErrorCode rval = _mbImpl->get_child_meshsets( edge, children );
MBERRORR( rval, "can't get child meshsets" );
if( children.size() == 1 )
{
// this is periodic edge, get out early
v1 = children[0];
v2 = v1;
return MB_SUCCESS;
}
else if( children.size() > 2 )
MBERRORR( MB_FAILURE, "too many vertices in one edge" );
// edge: get one vertex as part of the vertex set
Range entities;
rval = MBI->get_entities_by_type( children[0], MBVERTEX, entities );
MBERRORR( rval, "can't get entities from vertex set" );
if( entities.size() < 1 ) MBERRORR( MB_FAILURE, "no mesh nodes in vertex set" );
EntityHandle node0 = entities[0]; // the first vertex
entities.clear();
// now get the edges, and get the first node and the last node in sequence of edges
// the order is important...
// these are ordered sets !!
std::vector< EntityHandle > ents;
rval = MBI->get_entities_by_type( edge, MBEDGE, ents );
MBERRORR( rval, "can't get mesh edges" );
if( ents.size() < 1 ) MBERRORR( MB_FAILURE, "no mesh edges in edge set" );
const EntityHandle* conn = NULL;
int len;
rval = MBI->get_connectivity( ents[0], conn, len );
MBERRORR( rval, "can't connectivity of first mesh edge" );
if( conn[0] == node0 )
{
v1 = children[0];
v2 = children[1];
}
else // the other way around, although we should check (we are paranoid)
{
v2 = children[0];
v1 = children[1];
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getAdjacentEntities | ( | const EntityHandle | from, |
| const int | to_dim, | ||
| Range & | adj_ents | ||
| ) | [private] |
Definition at line 850 of file FBEngine.cpp.
References _my_geomTopoTool, moab::Range::clear(), moab::Range::end(), ErrorCode, moab::Range::find(), moab::GeomTopoTool::geoRanges(), MB_SUCCESS, MBI, and moab::subtract().
Referenced by boundary_mesh_edges_on_face(), boundary_nodes_on_face(), getEntAdj(), separate(), split_bedge_at_new_mesh_node(), split_boundary(), and split_edge_at_mesh_node().
{
int this_dim = -1;
for( int i = 0; i < 4; i++ )
{
if( _my_geomTopoTool->geoRanges()[i].find( from ) != _my_geomTopoTool->geoRanges()[i].end() )
{
this_dim = i;
break;
}
}
// check target dimension
if( -1 == this_dim )
{
// ProcessError(iBase_FAILURE, "Entity not a geometry entity.");
return MB_FAILURE;
}
else if( 0 > to_dim || 3 < to_dim )
{
// ProcessError(iBase_FAILURE, "To dimension must be between 0 and 3.");
return MB_FAILURE;
}
else if( to_dim == this_dim )
{
// ProcessError(iBase_FAILURE,
// "To dimension must be different from entity dimension.");
return MB_FAILURE;
}
ErrorCode rval = MB_SUCCESS;
adjs.clear();
if( to_dim > this_dim )
{
int diffDim = to_dim - this_dim;
rval = MBI->get_parent_meshsets( from, adjs, diffDim );
if( MB_SUCCESS != rval ) return rval;
if( diffDim > 1 )
{
// subtract the parents that come with diffDim-1 hops
Range extra;
rval = MBI->get_parent_meshsets( from, extra, diffDim - 1 );
if( MB_SUCCESS != rval ) return rval;
adjs = subtract( adjs, extra );
}
}
else
{
int diffDim = this_dim - to_dim;
rval = MBI->get_child_meshsets( from, adjs, diffDim );
if( MB_SUCCESS != rval ) return rval;
if( diffDim > 1 )
{
// subtract the children that come with diffDim-1 hops
Range extra;
rval = MBI->get_child_meshsets( from, extra, diffDim - 1 );
if( MB_SUCCESS != rval ) return rval;
adjs = subtract( adjs, extra );
}
}
return rval;
}
| ErrorCode moab::FBEngine::getArrData | ( | const moab::EntityHandle * | entity_handles, |
| int | entity_handles_size, | ||
| Tag | tag_handle, | ||
| void * | tag_values_out | ||
| ) |
Definition at line 952 of file FBEngine.cpp.
References MBI.
{
// responsibility of the user to have tag_values_out properly allocated
// only some types of Tags are possible (double, int, etc)
return MBI->tag_get_data( tag_handle, entity_handles, entity_handles_size, tag_values_out );
}
| ErrorCode moab::FBEngine::getEgEvalXYZ | ( | EntityHandle | edge, |
| double | x, | ||
| double | y, | ||
| double | z, | ||
| double & | on_x, | ||
| double & | on_y, | ||
| double & | on_z, | ||
| double & | tngt_i, | ||
| double & | tngt_j, | ||
| double & | tngt_k, | ||
| double & | cvtr_i, | ||
| double & | cvtr_j, | ||
| double & | cvtr_k | ||
| ) |
Definition at line 1063 of file FBEngine.cpp.
References MB_NOT_IMPLEMENTED.
Referenced by FBiGeom_getEgEvalXYZ().
{
return MB_NOT_IMPLEMENTED; // not implemented
}
| ErrorCode moab::FBEngine::getEgFcSense | ( | EntityHandle | mbedge, |
| EntityHandle | mbface, | ||
| int & | sense | ||
| ) |
Definition at line 977 of file FBEngine.cpp.
References _my_geomTopoTool, ErrorCode, moab::GeomTopoTool::get_senses(), and MB_SUCCESS.
Referenced by FBiGeom_getEgFcSense(), and FBiGeom_getEntNrmlSense().
{
// this one is important, for establishing the orientation of the edges in faces
// use senses
std::vector< EntityHandle > faces;
std::vector< int > senses; // 0 is forward and 1 is backward
ErrorCode rval = _my_geomTopoTool->get_senses( mbedge, faces, senses );
if( MB_SUCCESS != rval ) return rval;
for( unsigned int i = 0; i < faces.size(); i++ )
{
if( faces[i] == mbface )
{
sense_out = senses[i];
return MB_SUCCESS;
}
}
return MB_FAILURE;
}
| ErrorCode moab::FBEngine::getEgVtxSense | ( | EntityHandle | edge, |
| EntityHandle | vtx1, | ||
| EntityHandle | vtx2, | ||
| int & | sense | ||
| ) |
Definition at line 1099 of file FBEngine.cpp.
References moab::Range::clear(), entities, ErrorCode, getEntType(), MB_SUCCESS, MBEDGE, MBI, MBVERTEX, and moab::Range::size().
Referenced by FBiGeom_getEgVtxSense(), and weave_lateral_face_from_edges().
{
// need to decide first or second vertex
// important for moab
int type;
EntityHandle v1, v2;
ErrorCode rval = getEntType( vtx1, &type );
if( MB_SUCCESS != rval || type != 0 ) return MB_FAILURE;
// edge: get one vertex as part of the vertex set
Range entities;
rval = MBI->get_entities_by_type( vtx1, MBVERTEX, entities );
if( MB_SUCCESS != rval ) return rval;
if( entities.size() < 1 ) return MB_FAILURE;
v1 = entities[0]; // the first vertex
entities.clear();
rval = getEntType( vtx2, &type );
if( MB_SUCCESS != rval || type != 0 ) return MB_FAILURE;
rval = MBI->get_entities_by_type( vtx2, MBVERTEX, entities );
if( MB_SUCCESS != rval ) return rval;
if( entities.size() < 1 ) return MB_FAILURE;
v2 = entities[0]; // the first vertex
entities.clear();
// now get the edges, and get the first node and the last node in sequence of edges
// the order is important...
// these are ordered sets !!
std::vector< EntityHandle > ents;
rval = MBI->get_entities_by_type( edge, MBEDGE, ents );
if( MB_SUCCESS != rval ) return rval;
if( ents.size() < 1 ) return MB_FAILURE;
const EntityHandle* conn = NULL;
int len;
EntityHandle startNode, endNode;
rval = MBI->get_connectivity( ents[0], conn, len );
if( MB_SUCCESS != rval ) return rval;
startNode = conn[0];
rval = MBI->get_connectivity( ents[ents.size() - 1], conn, len );
if( MB_SUCCESS != rval ) return rval;
endNode = conn[1];
sense = 1; //
if( ( startNode == endNode ) && ( v1 == startNode ) )
{
sense = 0; // periodic
}
if( ( startNode == v1 ) && ( endNode == v2 ) )
{
sense = 1; // forward
}
if( ( startNode == v2 ) && ( endNode == v1 ) )
{
sense = -1; // reverse
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntAdj | ( | EntityHandle | handle, |
| int | type_requested, | ||
| Range & | adjEnts | ||
| ) |
Definition at line 972 of file FBEngine.cpp.
References getAdjacentEntities().
Referenced by FBiGeom_getArrAdj(), FBiGeom_getEnt2ndAdj(), and FBiGeom_getEntAdj().
{
return getAdjacentEntities( handle, type_requested, adjEnts );
}
| ErrorCode moab::FBEngine::getEntBoundBox | ( | EntityHandle | this_gent, |
| double * | x0, | ||
| double * | y0, | ||
| double * | z0, | ||
| double * | x1, | ||
| double * | y1, | ||
| double * | z1 | ||
| ) |
Definition at line 549 of file FBEngine.cpp.
References _my_geomTopoTool, moab::CartVect::array(), moab::OrientedBoxTreeTool::box(), center(), ErrorCode, moab::GeomTopoTool::get_root(), getEntType(), getVtxCoord(), MB_SUCCESS, MBERRORR, and moab::GeomTopoTool::obb_tree().
{
ErrorCode rval;
int type;
rval = getEntType( gent, &type );
MBERRORR( rval, "Failed to get entity type." );
if( type == 0 )
{
rval = getVtxCoord( gent, min_x, min_y, min_z );
MBERRORR( rval, "Failed to get vertex coordinates." );
max_x = min_x;
max_y = min_y;
max_z = min_z;
}
else if( type == 1 )
{
MBERRORR( MB_FAILURE, "iGeom_getEntBoundBox is not supported for Edge entity type." );
}
else if( type == 2 || type == 3 )
{
EntityHandle root;
CartVect center, axis[3];
rval = _my_geomTopoTool->get_root( gent, root );
MBERRORR( rval, "Failed to get tree root in iGeom_getEntBoundBox." );
rval = _my_geomTopoTool->obb_tree()->box( root, center.array(), axis[0].array(), axis[1].array(),
axis[2].array() );
MBERRORR( rval, "Failed to get closest point in iGeom_getEntBoundBox." );
CartVect absv[3];
for( int i = 0; i < 3; i++ )
{
absv[i] = CartVect( fabs( axis[i][0] ), fabs( axis[i][1] ), fabs( axis[i][2] ) );
}
CartVect min, max;
min = center - absv[0] - absv[1] - absv[2];
max = center + absv[0] + absv[1] + absv[2];
*min_x = min[0];
*min_y = min[1];
*min_z = min[2];
*max_x = max[0];
*max_y = max[1];
*max_z = max[2];
}
else
return MB_FAILURE;
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntClosestPt | ( | EntityHandle | this_gent, |
| double | x, | ||
| double | y, | ||
| double | z, | ||
| double * | x1, | ||
| double * | y1, | ||
| double * | y3 | ||
| ) |
Definition at line 605 of file FBEngine.cpp.
References _edges, _faces, _my_geomTopoTool, _smooth, moab::OrientedBoxTreeTool::closest_to_location(), ErrorCode, moab::GeomTopoTool::get_root(), getEntType(), getVtxCoord(), MB_SUCCESS, MB_TYPE_OUT_OF_RANGE, MBERRORR, moab::SmoothCurve::move_to_curve(), moab::SmoothFace::move_to_surface(), and moab::GeomTopoTool::obb_tree().
Referenced by FBiGeom_getEntClosestPt(), and FBiGeom_getFcEvalXYZ().
{
ErrorCode rval;
int type;
rval = getEntType( this_gent, &type );
MBERRORR( rval, "Failed to get entity type." );
if( type == 0 )
{
rval = getVtxCoord( this_gent, on_x, on_y, on_z );
MBERRORR( rval, "Failed to get vertex coordinates." );
}
else if( _smooth && type == 1 )
{
*on_x = near_x;
*on_y = near_y;
*on_z = near_z;
SmoothCurve* smthcurve = _edges[this_gent];
// call the new method from smooth edge
smthcurve->move_to_curve( *on_x, *on_y, *on_z );
}
else if( type == 2 || type == 3 )
{
double point[3] = { near_x, near_y, near_z };
double point_out[3];
EntityHandle root, facet_out;
if( _smooth && 2 == type )
{
SmoothFace* smthFace = _faces[this_gent];
*on_x = near_x;
*on_y = near_y;
*on_z = near_z;
smthFace->move_to_surface( *on_x, *on_y, *on_z );
}
else
{
rval = _my_geomTopoTool->get_root( this_gent, root );
MBERRORR( rval, "Failed to get tree root in iGeom_getEntClosestPt." );
rval = _my_geomTopoTool->obb_tree()->closest_to_location( point, root, point_out, facet_out );
MBERRORR( rval, "Failed to get closest point in iGeom_getEntClosestPt." );
*on_x = point_out[0];
*on_y = point_out[1];
*on_z = point_out[2];
}
}
else
return MB_TYPE_OUT_OF_RANGE;
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntities | ( | EntityHandle | root_set, |
| int | ent_type, | ||
| Range & | gentities | ||
| ) |
Definition at line 460 of file FBEngine.cpp.
References _my_geomTopoTool, moab::Range::clear(), ErrorCode, moab::GeomTopoTool::geoRanges(), moab::intersect(), MB_SUCCESS, MBENTITYSET, MBERRORR, MBI, and moab::Range::merge().
Referenced by FBiGeom_getEntities().
{
int i;
if( 0 > entity_type || 4 < entity_type )
{
return MB_FAILURE;
}
else if( entity_type < 4 )
{ // 4 means all entities
gentities = _my_geomTopoTool->geoRanges()[entity_type]; // all from root set!
}
else
{
gentities.clear();
for( i = 0; i < 4; i++ )
{
gentities.merge( _my_geomTopoTool->geoRanges()[i] );
}
}
Range sets;
// see now if they are in the set passed as input or not
ErrorCode rval = MBI->get_entities_by_type( set_handle, MBENTITYSET, sets );
MBERRORR( rval, "can't get sets in the initial set" );
gentities = intersect( gentities, sets );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntNrmlSense | ( | EntityHandle | face, |
| EntityHandle | region, | ||
| int & | sense | ||
| ) |
Definition at line 1058 of file FBEngine.cpp.
References MB_NOT_IMPLEMENTED.
{
return MB_NOT_IMPLEMENTED; // not implemented
}
| ErrorCode moab::FBEngine::getEntNrmlXYZ | ( | EntityHandle | entity_handle, |
| double | x, | ||
| double | y, | ||
| double | z, | ||
| double * | nrml_i, | ||
| double * | nrml_j, | ||
| double * | nrml_k | ||
| ) |
Definition at line 713 of file FBEngine.cpp.
References _faces, _my_geomTopoTool, _smooth, moab::OrientedBoxTreeTool::closest_to_location(), ErrorCode, moab::GeomTopoTool::get_root(), getEntType(), MB_SUCCESS, MBERRORR, MBI, moab::SmoothFace::normal_at(), moab::CartVect::normalize(), and moab::GeomTopoTool::obb_tree().
Referenced by FBiGeom_getEntNrmlXYZ(), and FBiGeom_getFcEvalXYZ().
{
// just do for surface and volume
int type;
ErrorCode rval = getEntType( entity_handle, &type );
MBERRORR( rval, "Failed to get entity type in iGeom_getEntNrmlXYZ." );
if( type != 2 && type != 3 )
{
MBERRORR( MB_FAILURE, "Entities passed into gentityNormal must be face or volume." );
}
if( _smooth && 2 == type )
{
SmoothFace* smthFace = _faces[entity_handle];
//*on_x = near_x; *on_y = near_y; *on_z = near_z;
smthFace->normal_at( x, y, z, *nrml_i, *nrml_j, *nrml_k );
}
else
{
// get closest location and facet
double point[3] = { x, y, z };
double point_out[3];
EntityHandle root, facet_out;
_my_geomTopoTool->get_root( entity_handle, root );
rval = _my_geomTopoTool->obb_tree()->closest_to_location( point, root, point_out, facet_out );
MBERRORR( rval, "Failed to get closest location in iGeom_getEntNrmlXYZ." );
// get facet normal
const EntityHandle* conn;
int len;
CartVect coords[3], normal;
rval = MBI->get_connectivity( facet_out, conn, len );
MBERRORR( rval, "Failed to get triangle connectivity in iGeom_getEntNrmlXYZ." );
if( len != 3 ) MBERRORR( MB_FAILURE, " not a triangle, error " );
rval = MBI->get_coords( conn, len, coords[0].array() );
MBERRORR( rval, "Failed to get triangle coordinates in iGeom_getEntNrmlXYZ." );
coords[1] -= coords[0];
coords[2] -= coords[0];
normal = coords[1] * coords[2];
normal.normalize();
*nrml_i = normal[0];
*nrml_j = normal[1];
*nrml_k = normal[2];
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntTgntU | ( | EntityHandle | edge, |
| double | u, | ||
| double & | i, | ||
| double & | j, | ||
| double & | k | ||
| ) |
Definition at line 1172 of file FBEngine.cpp.
References _edges, MB_SUCCESS, and moab::SmoothCurve::position_from_u().
Referenced by FBiGeom_getEntTgntU().
{
SmoothCurve* smoothCurve = _edges[edge]; // this is a map
// now, call smoothCurve methods
double tg[3];
double x, y, z;
smoothCurve->position_from_u( u, x, y, z, tg );
i = tg[0];
j = tg[1];
k = tg[2];
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntType | ( | EntityHandle | gent, |
| int * | type | ||
| ) |
Definition at line 536 of file FBEngine.cpp.
References _my_geomTopoTool, moab::Range::end(), moab::Range::find(), moab::GeomTopoTool::geoRanges(), and MB_SUCCESS.
Referenced by FBiGeom_getEntType(), getEgVtxSense(), getEntBoundBox(), getEntClosestPt(), getEntNrmlXYZ(), getVtxCoord(), isEntAdj(), and measure().
{
for( int i = 0; i < 4; i++ )
{
if( _my_geomTopoTool->geoRanges()[i].find( gent ) != _my_geomTopoTool->geoRanges()[i].end() )
{
*type = i;
return MB_SUCCESS;
}
}
*type = -1; // failure
return MB_FAILURE;
}
| ErrorCode moab::FBEngine::getEntURange | ( | EntityHandle | edge, |
| double & | u_min, | ||
| double & | u_max | ||
| ) |
Definition at line 1156 of file FBEngine.cpp.
References _edges, moab::SmoothCurve::get_param_range(), and MB_SUCCESS.
Referenced by FBiGeom_getEntURange().
{
SmoothCurve* smoothCurve = _edges[edge]; // this is a map
// now, call smoothCurve methods
smoothCurve->get_param_range( u_min, u_max );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getEntUtoXYZ | ( | EntityHandle | edge, |
| double | u, | ||
| double & | x, | ||
| double & | y, | ||
| double & | z | ||
| ) |
Definition at line 1164 of file FBEngine.cpp.
References _edges, MB_SUCCESS, and moab::SmoothCurve::position_from_u().
Referenced by FBiGeom_getEntUtoXYZ().
{
SmoothCurve* smoothCurve = _edges[edge]; // this is a map
// now, call smoothCurve methods
smoothCurve->position_from_u( u, x, y, z );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getFcEvalXYZ | ( | EntityHandle | face, |
| double | x, | ||
| double | y, | ||
| double | z, | ||
| double & | on_x, | ||
| double & | on_y, | ||
| double & | on_z, | ||
| double & | nrml_i, | ||
| double & | nrml_j, | ||
| double & | nrml_k, | ||
| double & | cvtr1_i, | ||
| double & | cvtr1_j, | ||
| double & | cvtr1_k, | ||
| double & | cvtr2_i, | ||
| double & | cvtr2_j, | ||
| double & | cvtr2_k | ||
| ) |
Definition at line 1079 of file FBEngine.cpp.
References MB_NOT_IMPLEMENTED.
{
return MB_NOT_IMPLEMENTED; // not implemented
}
| ErrorCode moab::FBEngine::getNumEntSets | ( | EntityHandle | set, |
| int | num_hops, | ||
| int * | all_sets | ||
| ) |
Definition at line 442 of file FBEngine.cpp.
References ErrorCode, and MBI.
{
ErrorCode rval = MBI->num_contained_meshsets( set, all_sets, num_hops + 1 );
return rval;
}
| ErrorCode moab::FBEngine::getNumOfType | ( | EntityHandle | set, |
| int | ent_type, | ||
| int * | pNum | ||
| ) |
Definition at line 498 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, ErrorCode, GEOM_DIMENSION_TAG_NAME, moab::GeomTopoTool::geoRanges(), moab::Interface::get_entities_by_type_and_tag(), moab::intersect(), MB_SUCCESS, MB_TAG_CREAT, MB_TAG_SPARSE, MB_TYPE_INTEGER, MBENTITYSET, MBERRORR, moab::Range::size(), moab::Interface::tag_get_handle(), and moab::Interface::UNION.
Referenced by FBiGeom_getNumOfType().
{
if( 0 > ent_type || 4 < ent_type )
{
std::cout << "Invalid type\n";
return MB_FAILURE;
}
// get sets of geom dimension tag from here, and intersect with the gentities from geo
// ranges
// get the geom dimensions sets in the set (AKA gentities)
Range geom_sets;
Tag geom_tag;
ErrorCode rval =
_mbImpl->tag_get_handle( GEOM_DIMENSION_TAG_NAME, 1, MB_TYPE_INTEGER, geom_tag, MB_TAG_SPARSE | MB_TAG_CREAT );
MBERRORR( rval, "Failed to get geom tag." );
rval = _mbImpl->get_entities_by_type_and_tag( set, MBENTITYSET, &geom_tag, NULL, 1, geom_sets, Interface::UNION );
MBERRORR( rval, "Failed to get gentities from set" );
if( ent_type == 4 )
{
*pNum = 0;
for( int k = 0; k <= 3; k++ )
{
Range gEntsOfTypeK = intersect( geom_sets, _my_geomTopoTool->geoRanges()[k] );
*pNum += (int)gEntsOfTypeK.size();
}
}
else
{
Range gEntsOfType = intersect( geom_sets, _my_geomTopoTool->geoRanges()[ent_type] );
*pNum = (int)gEntsOfType.size();
}
// we do not really check if it is in the set or not;
// _my_gsets[i].find(gent) != _my_gsets[i].end()
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getPntRayIntsct | ( | double | x, |
| double | y, | ||
| double | z, | ||
| double | dir_x, | ||
| double | dir_y, | ||
| double | dir_z, | ||
| std::vector< EntityHandle > & | intersect_entity_handles, | ||
| std::vector< double > & | intersect_coords, | ||
| std::vector< double > & | param_coords | ||
| ) |
Definition at line 769 of file FBEngine.cpp.
References _faces, _my_geomTopoTool, _my_gsets, _smooth, ErrorCode, moab::GeomTopoTool::get_root(), MB_SUCCESS, MBERRORR, moab::GeomTopoTool::obb_tree(), moab::OrientedBoxTreeTool::ray_intersect_sets(), moab::SmoothFace::ray_intersection_correct(), moab::Range::size(), and moab::tolerance.
Referenced by FBiGeom_getPntRayIntsct().
{
// this is pretty cool
// we will return only surfaces (gentities )
//
ErrorCode rval;
unsigned int numfaces = _my_gsets[2].size();
// do ray fire
const double point[] = { x, y, z };
const double dir[] = { dir_x, dir_y, dir_z };
CartVect P( point );
CartVect V( dir );
// std::vector distances;
std::vector< EntityHandle > facets;
// std::vector sets;
unsigned int i;
for( i = 0; i < numfaces; i++ )
{
EntityHandle face = _my_gsets[2][i];
EntityHandle rootForFace;
rval = _my_geomTopoTool->get_root( face, rootForFace );
MBERRORR( rval, "Failed to get root of face." );
std::vector< double > distances_out;
std::vector< EntityHandle > sets_out;
std::vector< EntityHandle > facets_out;
rval = _my_geomTopoTool->obb_tree()->ray_intersect_sets( distances_out, sets_out, facets_out, rootForFace,
tolerance, point, dir );
unsigned int j;
for( j = 0; j < distances_out.size(); j++ )
param_coords.push_back( distances_out[j] );
for( j = 0; j < sets_out.size(); j++ )
intersect_entity_handles.push_back( sets_out[j] );
for( j = 0; j < facets_out.size(); j++ )
facets.push_back( facets_out[j] );
MBERRORR( rval, "Failed to get ray intersections." );
}
// facets.size == distances.size()!!
for( i = 0; i < param_coords.size(); i++ )
{
CartVect intx = P + param_coords[i] * V;
for( int j = 0; j < 3; j++ )
intersect_coords.push_back( intx[j] );
}
if( _smooth )
{
// correct the intersection point and the distance for smooth surfaces
for( i = 0; i < intersect_entity_handles.size(); i++ )
{
// EntityHandle geoSet = MBH_cast(sets[i]);
SmoothFace* sFace = _faces[intersect_entity_handles[i]];
// correct coordinates and distance from point
/*moab::ErrorCode ray_intersection_correct(moab::EntityHandle facet, // (IN) the facet
where the patch is defined moab::CartVect &pt, // (IN) shoot from moab::CartVect &ray,
// (IN) ray direction moab::CartVect &eval_pt, // (INOUT) The intersection point double
& distance, // (IN OUT) the new distance bool &outside);*/
CartVect pos( &( intersect_coords[3 * i] ) );
double dist = param_coords[i];
bool outside = false;
rval = sFace->ray_intersection_correct( facets[i], P, V, pos, dist, outside );
MBERRORR( rval, "Failed to get better point on ray." );
param_coords[i] = dist;
for( int j = 0; j < 3; j++ )
intersect_coords[3 * i + j] = pos[j];
}
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getRootSet | ( | EntityHandle * | root_set | ) |
Definition at line 436 of file FBEngine.cpp.
References _my_geomTopoTool, moab::GeomTopoTool::get_root_model_set(), and MB_SUCCESS.
Referenced by FBiGeom_getRootSet().
{
*root_set = _my_geomTopoTool->get_root_model_set();
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::getVtxCoord | ( | EntityHandle | this_gent, |
| double * | x0, | ||
| double * | y0, | ||
| double * | z0 | ||
| ) |
Definition at line 663 of file FBEngine.cpp.
References entities, ErrorCode, getEntType(), MB_SUCCESS, MBERRORR, MBI, MBVERTEX, and moab::Range::size().
Referenced by FBiGeom_getVtxCoord(), getEntBoundBox(), and getEntClosestPt().
{
int type;
ErrorCode rval = getEntType( vertex_handle, &type );
MBERRORR( rval, "Failed to get entity type in getVtxCoord." );
if( type != 0 )
{
MBERRORR( MB_FAILURE, "Entity is not a vertex type." );
}
Range entities;
rval = MBI->get_entities_by_type( vertex_handle, MBVERTEX, entities );
MBERRORR( rval, "can't get nodes in vertex set." );
if( entities.size() != 1 )
{
MBERRORR( MB_FAILURE, "Vertex has multiple points." );
}
double coords[3];
EntityHandle node = entities[0];
rval = MBI->get_coords( &node, 1, coords );
MBERRORR( rval, "can't get coordinates." );
*x0 = coords[0];
*y0 = coords[1];
*z0 = coords[2];
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::gsubtract | ( | EntityHandle | entity_set_1, |
| EntityHandle | entity_set_2, | ||
| EntityHandle | result_entity_set | ||
| ) |
Definition at line 693 of file FBEngine.cpp.
References ErrorCode, MBENTITYSET, MBERRORR, MBI, and moab::subtract().
{
/*result_entity_set = subtract(entity_set_1, entity_set_2);*/
Range ents1, ents2;
ErrorCode rval = MBI->get_entities_by_type( entity_set_1, MBENTITYSET, ents1 );
MBERRORR( rval, "can't get entities from set 1." );
rval = MBI->get_entities_by_type( entity_set_2, MBENTITYSET, ents2 );
MBERRORR( rval, "can't get entities from set 2." );
ents1 = subtract( ents1, ents2 );
rval = MBI->clear_meshset( &result_entity_set, 1 );
MBERRORR( rval, "can't empty set." );
rval = MBI->add_entities( result_entity_set, ents1 );
MBERRORR( rval, "can't add result to set." );
return rval;
}
Definition at line 237 of file FBEngine.cpp.
References _initialized, _my_geomTopoTool, _my_gsets, _smooth, moab::GeomTopoTool::construct_obb_trees(), ErrorCode, moab::GeomTopoTool::find_geomsets(), initializeSmoothing(), MB_SUCCESS, and split_quads().
Referenced by FBiGeom_load(), and FBiGeom_newGeomFromMesh().
{
if( !_initialized )
{
if( !_my_geomTopoTool ) return MB_FAILURE;
ErrorCode rval = _my_geomTopoTool->find_geomsets( _my_gsets );
assert( rval == MB_SUCCESS );
if( MB_SUCCESS != rval )
{
return rval;
}
rval = split_quads();
assert( rval == MB_SUCCESS );
rval = _my_geomTopoTool->construct_obb_trees();
assert( rval == MB_SUCCESS );
if( _smooth ) rval = initializeSmoothing();
assert( rval == MB_SUCCESS );
_initialized = true;
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::initializeSmoothing | ( | ) | [private] |
Definition at line 263 of file FBEngine.cpp.
References _edges, _faces, _my_geomTopoTool, _my_gsets, _smthCurve, _smthFace, moab::SmoothCurve::compute_control_points_on_boundary_edges(), moab::SmoothFace::compute_control_points_on_edges(), moab::SmoothFace::compute_internal_control_points_on_facets(), moab::SmoothFace::compute_tangents_for_each_edge(), moab::SmoothCurve::compute_tangents_for_each_edge(), moab::Debug_surf_eval, moab::Range::end(), ErrorCode, GEOM_DIMENSION_TAG_NAME, moab::SmoothFace::init_gradient(), MB_SUCCESS, MB_TAG_BIT, MB_TAG_CREAT, MB_TAG_DENSE, MB_TAG_EXCL, MB_TYPE_BIT, MB_TYPE_DOUBLE, MB_TYPE_INTEGER, MBERRORR, MBI, and moab::Range::size().
Referenced by Init().
{
//
/*ErrorCode rval = Init();
MBERRORR(rval, "failed initialize");*/
// first of all, we need to retrieve all the surfaces from the (root) set
// in icesheet_test we use iGeom, but maybe that is a stretch
// get directly the sets with geom dim 2, and from there create the SmoothFace
Tag geom_tag;
ErrorCode rval = MBI->tag_get_handle( GEOM_DIMENSION_TAG_NAME, 1, MB_TYPE_INTEGER, geom_tag );
MBERRORR( rval, "can't get geom tag" );
int numSurfaces = _my_gsets[2].size();
// SmoothFace ** smthFace = new SmoothFace *[numSurfaces];
_smthFace = new SmoothFace*[numSurfaces];
// there should also be a map from surfaces to evaluators
// std::map mapSurfaces;
int i = 0;
Range::iterator it;
for( it = _my_gsets[2].begin(); it != _my_gsets[2].end(); ++it, i++ )
{
EntityHandle face = *it;
_smthFace[i] = new SmoothFace( MBI, face, _my_geomTopoTool ); // geom topo tool will be used for searching,
// among other things; also for senses in edge sets...
_faces[face] = _smthFace[i];
}
int numCurves = _my_gsets[1].size(); // csets.size();
// SmoothCurve ** smthCurve = new SmoothCurve *[numCurves];
_smthCurve = new SmoothCurve*[numCurves];
// there should also be a map from surfaces to evaluators
// std::map mapCurves;
i = 0;
for( it = _my_gsets[1].begin(); it != _my_gsets[1].end(); ++it, i++ )
{
EntityHandle curve = *it;
_smthCurve[i] = new SmoothCurve( MBI, curve, _my_geomTopoTool );
_edges[curve] = _smthCurve[i];
}
for( i = 0; i < numSurfaces; i++ )
{
_smthFace[i]->init_gradient(); // this will also retrieve the triangles in each surface
_smthFace[i]->compute_tangents_for_each_edge(); // this one will consider all edges
// internal, so the
// tangents are all in the direction of the edge; a little bit of waste, as we store
// one tangent for each edge node , even though they are equal here...
// no loops are considered
}
// this will be used to mark boundary edges, so for them the control points are computed earlier
unsigned char value = 0; // default value is "not used"=0 for the tag
// unsigned char def_data_bit = 1;// valid by default
// rval = mb->tag_create("valid", 1, MB_TAG_BIT, validTag, &def_data_bit);
Tag markTag;
rval = MBI->tag_get_handle( "MARKER", 1, MB_TYPE_BIT, markTag, MB_TAG_EXCL | MB_TAG_BIT,
&value ); // default value : 0 = not computed yet
// each feature edge will need to have a way to retrieve at every moment the surfaces it belongs
// to from edge sets, using the sense tag, we can get faces, and from each face, using the map,
// we can get the SmoothFace (surface evaluator), that has everything, including the normals!!!
assert( rval == MB_SUCCESS );
// create the tag also for control points on the edges
double defCtrlPoints[9] = { 0., 0., 0., 0., 0., 0., 0., 0., 0. };
Tag edgeCtrlTag;
rval = MBI->tag_get_handle( "CONTROLEDGE", 9, MB_TYPE_DOUBLE, edgeCtrlTag, MB_TAG_DENSE | MB_TAG_CREAT,
&defCtrlPoints );
assert( rval == MB_SUCCESS );
Tag facetCtrlTag;
double defControls[18] = { 0. };
rval = MBI->tag_get_handle( "CONTROLFACE", 18, MB_TYPE_DOUBLE, facetCtrlTag, MB_TAG_CREAT | MB_TAG_DENSE,
&defControls );
assert( rval == MB_SUCCESS );
Tag facetEdgeCtrlTag;
double defControls2[27] = { 0. }; // corresponding to 9 control points on edges, in order
// from edge 0, 1, 2 ( 1-2, 2-0, 0-1 )
rval = MBI->tag_get_handle( "CONTROLEDGEFACE", 27, MB_TYPE_DOUBLE, facetEdgeCtrlTag, MB_TAG_CREAT | MB_TAG_DENSE,
&defControls2 );
assert( rval == MB_SUCCESS );
// if the
double min_dot = -1.0; // depends on _angle, but now we ignore it, for the time being
for( i = 0; i < numCurves; i++ )
{
_smthCurve[i]->compute_tangents_for_each_edge(); // do we need surfaces now? or just the chains?
// the computed edges will be marked accordingly; later one, only internal edges to surfaces
// are left
_smthCurve[i]->compute_control_points_on_boundary_edges( min_dot, _faces, edgeCtrlTag, markTag );
}
// when done with boundary edges, compute the control points on all edges in the surfaces
for( i = 0; i < numSurfaces; i++ )
{
// also pass the tags for
_smthFace[i]->compute_control_points_on_edges( min_dot, edgeCtrlTag, markTag );
}
// now we should be able to compute the control points for the facets
for( i = 0; i < numSurfaces; i++ )
{
// also pass the tags for edge and facet control points
_smthFace[i]->compute_internal_control_points_on_facets( min_dot, facetCtrlTag, facetEdgeCtrlTag );
}
// we will need to compute the tangents for all edges in the model
// they will be needed for control points for each edge
// the boundary edges and the feature edges are more complicated
// the boundary edges need to consider their loops, but feature edges need to consider loops and
// the normals on each connected surface
// some control points
if( Debug_surf_eval )
for( i = 0; i < numSurfaces; i++ )
_smthFace[i]->DumpModelControlPoints();
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::isEntAdj | ( | EntityHandle | entity1, |
| EntityHandle | entity2, | ||
| bool & | adjacent_out | ||
| ) |
Definition at line 1184 of file FBEngine.cpp.
References moab::Range::end(), ErrorCode, moab::Range::find(), getEntType(), MB_SUCCESS, and MBI.
Referenced by FBiGeom_isEntAdj().
{
int type1, type2;
ErrorCode rval = getEntType( entity1, &type1 );
if( MB_SUCCESS != rval ) return rval;
rval = getEntType( entity2, &type2 );
if( MB_SUCCESS != rval ) return rval;
Range adjs;
if( type1 < type2 )
{
rval = MBI->get_parent_meshsets( entity1, adjs, type2 - type1 );
if( MB_SUCCESS != rval ) return rval; // MBERRORR("Failed to get parent meshsets in iGeom_isEntAdj.");
}
else
{
// note: if they ave the same type, they will not be adjacent, in our definition
rval = MBI->get_child_meshsets( entity1, adjs, type1 - type2 );
if( MB_SUCCESS != rval ) return rval; // MBERRORR("Failed to get child meshsets in iGeom_isEntAdj.");
}
// adjacent_out = adjs.find(entity2) != _my_gsets[type2].end();
// hmmm, possible bug here; is this called?
adjacent_out = adjs.find( entity2 ) != adjs.end();
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::measure | ( | const EntityHandle * | moab_entities, |
| int | entities_size, | ||
| double * | measures | ||
| ) |
Definition at line 998 of file FBEngine.cpp.
References moab::Range::begin(), moab::Range::end(), entities, ErrorCode, getEntType(), moab::CartVect::length(), MB_SUCCESS, MBEDGE, MBI, and MBTRI.
Referenced by FBiGeom_measure().
{
ErrorCode rval;
for( int i = 0; i < entities_size; i++ )
{
measures[i] = 0.;
int type;
EntityHandle gset = moab_entities[i];
rval = getEntType( gset, &type );
if( MB_SUCCESS != rval ) return rval;
if( type == 1 )
{ // edge: get all edges part of the edge set
Range entities;
rval = MBI->get_entities_by_type( gset, MBEDGE, entities );
if( MB_SUCCESS != rval ) return rval;
for( Range::iterator it = entities.begin(); it != entities.end(); ++it )
{
EntityHandle edge = *it;
CartVect vv[2];
const EntityHandle* conn2 = NULL;
int num_nodes;
rval = MBI->get_connectivity( edge, conn2, num_nodes );
if( MB_SUCCESS != rval || num_nodes != 2 ) return MB_FAILURE;
rval = MBI->get_coords( conn2, 2, (double*)&( vv[0][0] ) );
if( MB_SUCCESS != rval ) return rval;
vv[0] = vv[1] - vv[0];
measures[i] += vv[0].length();
}
}
if( type == 2 )
{ // surface
// get triangles in surface; TODO: quads!
Range entities;
rval = MBI->get_entities_by_type( gset, MBTRI, entities );
if( MB_SUCCESS != rval ) return rval;
for( Range::iterator it = entities.begin(); it != entities.end(); ++it )
{
EntityHandle tri = *it;
CartVect vv[3];
const EntityHandle* conn3 = NULL;
int num_nodes;
rval = MBI->get_connectivity( tri, conn3, num_nodes );
if( MB_SUCCESS != rval || num_nodes != 3 ) return MB_FAILURE;
rval = MBI->get_coords( conn3, 3, (double*)&( vv[0][0] ) );
if( MB_SUCCESS != rval ) return rval;
vv[1] = vv[1] - vv[0];
vv[2] = vv[2] - vv[0];
vv[0] = vv[1] * vv[2];
measures[i] += vv[0].length() / 2; // area of triangle
}
}
}
return MB_SUCCESS;
}
| Interface* moab::FBEngine::moab_instance | ( | ) | [inline] |
| void moab::FBEngine::print_debug_triangle | ( | EntityHandle | triangle | ) | [private] |
Definition at line 1967 of file FBEngine.cpp.
References _mbImpl, moab::Interface::get_connectivity(), moab::Interface::get_coords(), and moab::Interface::id_from_handle().
Referenced by BreakTriangle2(), divide_triangle(), and split_internal_edge().
{
std::cout << " triangle id:" << _mbImpl->id_from_handle( t ) << "\n";
const EntityHandle* conn3 = NULL;
int nnodes = 0;
_mbImpl->get_connectivity( t, conn3, nnodes );
// get coords
CartVect P[3];
_mbImpl->get_coords( conn3, 3, (double*)&P[0] );
std::cout << " nodes:" << conn3[0] << " " << conn3[1] << " " << conn3[2] << "\n";
CartVect PP[3];
PP[0] = P[1] - P[0];
PP[1] = P[2] - P[1];
PP[2] = P[0] - P[2];
std::cout << " pos:" << P[0] << " " << P[1] << " " << P[2] << "\n";
std::cout << " x,y diffs " << PP[0][0] << " " << PP[0][1] << ", " << PP[1][0] << " " << PP[1][1] << ", "
<< PP[2][0] << " " << PP[2][1] << "\n";
return;
}
| ErrorCode moab::FBEngine::redistribute_boundary_edges_to_faces | ( | EntityHandle | face, |
| EntityHandle | newFace, | ||
| std::vector< EntityHandle > & | chainedEdges | ||
| ) | [private] |
Definition at line 2876 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, moab::Interface::add_parent_child(), moab::Range::begin(), children, moab::GeomTopoTool::dimension(), moab::Range::empty(), moab::Range::end(), ErrorCode, moab::Interface::get_adjacencies(), moab::Interface::get_child_meshsets(), moab::Interface::get_entities_by_dimension(), moab::Interface::get_entities_by_handle(), moab::intersect(), MB_SUCCESS, MBERRORR, moab::Interface::remove_parent_child(), moab::GeomTopoTool::set_sense(), and moab::Interface::side_number().
Referenced by split_surface().
{
// so far, original boundary edges are all parent/child relations for face
// we should get them all, and see if they are truly adjacent to face or newFace
// decide also on the orientation/sense with respect to the triangles
Range r1; // range in old face
Range r2; // range of tris in new face
ErrorCode rval = _mbImpl->get_entities_by_dimension( face, 2, r1 );
MBERRORR( rval, " can't get triangles from old face" );
rval = _mbImpl->get_entities_by_dimension( newFace, 2, r2 );
MBERRORR( rval, " can't get triangles from new face" );
// right now, all boundary edges are children of face
// we need to get them all, and verify if they indeed are adjacent to face
Range children;
rval = _mbImpl->get_child_meshsets( face, children ); // only direct children are of interest
MBERRORR( rval, " can't get children sets from face" );
for( Range::iterator it = children.begin(); it != children.end(); ++it )
{
EntityHandle edge = *it;
if( std::find( chainedEdges.begin(), chainedEdges.end(), edge ) != chainedEdges.end() )
continue; // we already set this one fine
// get one mesh edge from the edge; we have to get all of them!!
if( _my_geomTopoTool->dimension( edge ) != 1 ) continue; // not an edge
Range mesh_edges;
rval = _mbImpl->get_entities_by_handle( edge, mesh_edges );
MBERRORR( rval, " can't get mesh edges from edge" );
if( mesh_edges.empty() ) MBERRORR( MB_FAILURE, " no mesh edges" );
EntityHandle mesh_edge = mesh_edges[0]; // first one is enough
// get its triangles; see which one is in r1 or r2; it should not be in both
Range triangles;
rval = _mbImpl->get_adjacencies( &mesh_edge, 1, 2, false, triangles );
MBERRORR( rval, " can't get adjacent triangles" );
Range intx1 = intersect( triangles, r1 );
Range intx2 = intersect( triangles, r2 );
if( !intx1.empty() && !intx2.empty() ) MBERRORR( MB_FAILURE, " at least one should be empty" );
if( intx2.empty() )
{
// it means it is in the range r1; the sense should be fine, no need to reset
// the sense should have been fine, also
continue;
}
// so it must be a triangle in r2;
EntityHandle triangle = intx2[0]; // one triangle only
// remove the edge from boundary of face, and add it to the boundary of newFace
// remove_parent_child( EntityHandle parent, EntityHandle child )
rval = _mbImpl->remove_parent_child( face, edge );
MBERRORR( rval, " can't remove parent child relation for edge" );
// add to the new face
rval = _mbImpl->add_parent_child( newFace, edge );
MBERRORR( rval, " can't add parent child relation for edge" );
// set some sense, based on the sense of the mesh_edge in triangle
int num1, sense, offset;
rval = _mbImpl->side_number( triangle, mesh_edge, num1, sense, offset );
MBERRORR( rval, "mesh edge not adjacent to triangle" );
rval = this->_my_geomTopoTool->set_sense( edge, newFace, sense );
MBERRORR( rval, "can't set proper sense of edge in face" );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::separate | ( | EntityHandle | face, |
| std::vector< EntityHandle > & | chainedEdges, | ||
| Range & | first, | ||
| Range & | second | ||
| ) | [private] |
Definition at line 1680 of file FBEngine.cpp.
References _mbImpl, _newTriangles, _piercedTriangles, moab::Interface::add_entities(), moab::Range::begin(), moab::Range::clear(), moab::Interface::create_meshset(), moab::debug_splits, moab::Range::end(), ErrorCode, moab::Range::find(), moab::Interface::get_adjacencies(), moab::Interface::get_entities_by_dimension(), moab::Interface::get_entities_by_type(), getAdjacentEntities(), moab::Interface::id_from_handle(), MB_SUCCESS, MB_TAG_CREAT, MB_TAG_DENSE, MB_TYPE_INTEGER, MBEDGE, MBERRORR, MBI, MBTRI, MESHSET_SET, moab::Interface::side_number(), moab::Range::size(), moab::subtract(), moab::Interface::tag_delete(), moab::Interface::tag_get_data(), moab::Interface::tag_set_data(), moab::Interface::UNION, moab::unite(), and moab::Interface::write_file().
Referenced by split_surface().
{
// Range unaffectedTriangles = subtract(iniTriangles, _piercedTriangles);
// insert in each
// start with a new triangle, and flood to get the first range; what is left is the
// second range
// flood fill is considering edges adjacent to seed triangles; if there is
// an edge in the new_geo_edge, it is skipped; triangles in the
// triangles to delete are not added
// first, create all edges of the new triangles
//
// new face will have the new edge oriented positively
// get mesh edges from geo edge (splitting gedge);
Range mesh_edges;
ErrorCode rval;
// mesh_edges
for( unsigned int j = 0; j < chainedEdges.size(); j++ )
{
// this will keep adding edges to the mesh_edges range
// when we get out, the mesh_edges will be in this range, but not ordered
rval = _mbImpl->get_entities_by_type( chainedEdges[j], MBEDGE, mesh_edges );
MBERRORR( rval, "can't get new polyline edges" );
if( debug_splits )
{
std::cout << " At chained edge " << j << " " << _mbImpl->id_from_handle( chainedEdges[j] )
<< " mesh_edges Range size:" << mesh_edges.size() << "\n";
}
}
// get a positive triangle adjacent to mesh_edge[0]
// add to first triangles to the left, second triangles to the right of the mesh_edges ;
// create a temp tag, and when done, delete it
// default value: 0
// 3 to be deleted, pierced
// 1 first set
// 2 second set
// create the tag also for control points on the edges
int defVal = 0;
Tag separateTag;
rval = MBI->tag_get_handle( "SEPARATE_TAG", 1, MB_TYPE_INTEGER, separateTag, MB_TAG_DENSE | MB_TAG_CREAT, &defVal );
MBERRORR( rval, "can't create temp tag for separation" );
// the deleted triangles will get a value 3, from start
int delVal = 3;
for( Range::iterator it1 = this->_piercedTriangles.begin(); it1 != _piercedTriangles.end(); ++it1 )
{
EntityHandle trToDelete = *it1;
rval = _mbImpl->tag_set_data( separateTag, &trToDelete, 1, &delVal );
MBERRORR( rval, "can't set delete tag value" );
}
// find a triangle that will be in the first range, positively oriented about the splitting edge
EntityHandle seed1 = 0;
for( Range::iterator it = mesh_edges.begin(); it != mesh_edges.end() && !seed1; ++it )
{
EntityHandle meshEdge = *it;
Range adj_tri;
rval = _mbImpl->get_adjacencies( &meshEdge, 1, 2, false, adj_tri );
MBERRORR( rval, "can't get adj_tris to mesh edge" );
for( Range::iterator it2 = adj_tri.begin(); it2 != adj_tri.end(); ++it2 )
{
EntityHandle tr = *it2;
if( _piercedTriangles.find( tr ) != _piercedTriangles.end() )
continue; // do not attach pierced triangles, they are not good
int num1, sense, offset;
rval = _mbImpl->side_number( tr, meshEdge, num1, sense, offset );
MBERRORR( rval, "edge not adjacent" );
if( sense == 1 )
{
// firstSet.insert(tr);
if( !seed1 )
{
seed1 = tr;
break;
}
}
}
}
// flood fill first set, the rest will be in second set
// the edges from new_geo_edge will not be crossed
// get edges of face (adjacencies)
// also get the old boundary edges, from face; they will be edges to not cross, too
Range bound_edges;
rval = getAdjacentEntities( face, 1, bound_edges );
MBERRORR( rval, "can't get boundary edges" );
// add to the do not cross edges range, all edges from initial boundary
Range initialBoundaryEdges;
for( Range::iterator it = bound_edges.begin(); it != bound_edges.end(); ++it )
{
EntityHandle bound_edge = *it;
rval = _mbImpl->get_entities_by_dimension( bound_edge, 1, initialBoundaryEdges );
}
Range doNotCrossEdges = unite( initialBoundaryEdges, mesh_edges ); // add the splitting edges !
// use a second method, with tags
//
std::queue< EntityHandle > queue1;
queue1.push( seed1 );
std::vector< EntityHandle > arr1;
while( !queue1.empty() )
{
// start copy
EntityHandle currentTriangle = queue1.front();
queue1.pop();
arr1.push_back( currentTriangle );
// add new triangles that share an edge
Range currentEdges;
rval = _mbImpl->get_adjacencies( ¤tTriangle, 1, 1, true, currentEdges, Interface::UNION );
MBERRORR( rval, "can't get adjacencies" );
for( Range::iterator it = currentEdges.begin(); it != currentEdges.end(); ++it )
{
EntityHandle frontEdge = *it;
if( doNotCrossEdges.find( frontEdge ) == doNotCrossEdges.end() )
{
// this is an edge that can be crossed
Range adj_tri;
rval = _mbImpl->get_adjacencies( &frontEdge, 1, 2, false, adj_tri, Interface::UNION );
MBERRORR( rval, "can't get adj_tris" );
// if the triangle is not in first range, add it to the queue
for( Range::iterator it2 = adj_tri.begin(); it2 != adj_tri.end(); ++it2 )
{
EntityHandle tri2 = *it2;
int val = 0;
rval = _mbImpl->tag_get_data( separateTag, &tri2, 1, &val );
MBERRORR( rval, "can't get tag value" );
if( val ) continue;
// else, set it to 1
val = 1;
rval = _mbImpl->tag_set_data( separateTag, &tri2, 1, &val );
MBERRORR( rval, "can't get tag value" );
queue1.push( tri2 );
}
} // end edge do not cross
} // end while
}
std::sort( arr1.begin(), arr1.end() );
// Range first1;
std::copy( arr1.rbegin(), arr1.rend(), range_inserter( first ) );
// std::cout<< "\n first1.size() " << first1.size() << " first.size(): " << first.size() <<
// "\n";
if( debug_splits )
{
EntityHandle tmpSet;
_mbImpl->create_meshset( MESHSET_SET, tmpSet );
_mbImpl->add_entities( tmpSet, first );
_mbImpl->write_file( "dbg1.vtk", "vtk", 0, &tmpSet, 1 );
}
// now, decide the set 2:
// first, get all ini tris
Range initr;
rval = _mbImpl->get_entities_by_type( face, MBTRI, initr );
MBERRORR( rval, "can't get tris " );
second = unite( initr, _newTriangles );
Range second2 = subtract( second, _piercedTriangles );
second = subtract( second2, first );
_newTriangles.clear();
if( debug_splits )
{
std::cout << "\n second.size() " << second.size() << " first.size(): " << first.size() << "\n";
// debugging code
EntityHandle tmpSet2;
_mbImpl->create_meshset( MESHSET_SET, tmpSet2 );
_mbImpl->add_entities( tmpSet2, second );
_mbImpl->write_file( "dbg2.vtk", "vtk", 0, &tmpSet2, 1 );
}
/*Range intex = intersect(first, second);
if (!intex.empty() && debug_splits)
{
std::cout << "error, the sets should be disjoint\n";
for (Range::iterator it1=intex.begin(); it1!=intex.end(); ++it1)
{
std::cout<<_mbImpl->id_from_handle(*it1) << "\n";
}
}*/
rval = _mbImpl->tag_delete( separateTag );
MBERRORR( rval, "can't delete tag " );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::set_default_neumann_tags | ( | ) | [private] |
Definition at line 3602 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, ErrorCode, moab::GeomTopoTool::find_geomsets(), MB_SUCCESS, MB_TYPE_INTEGER, MBERRORR, NEUMANN_SET_TAG_NAME, size, moab::Interface::tag_get_handle(), and moab::Interface::tag_set_data().
Referenced by create_volume_with_direction().
{
// these are for debugging purposes only
// check the initial tag, then
Tag ntag;
ErrorCode rval = _mbImpl->tag_get_handle( NEUMANN_SET_TAG_NAME, 1, MB_TYPE_INTEGER, ntag );
MBERRORR( rval, "can't get tag handle" );
// get all surfaces in the model now
Range sets[5];
rval = _my_geomTopoTool->find_geomsets( sets );
MBERRORR( rval, "can't get geo sets" );
int nfaces = (int)sets[2].size();
int* vals = new int[nfaces];
for( int i = 0; i < nfaces; i++ )
{
vals[i] = i + 1;
}
rval = _mbImpl->tag_set_data( ntag, sets[2], (void*)vals );
MBERRORR( rval, "can't set tag values for neumann sets" );
delete[] vals;
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::set_neumann_tags | ( | EntityHandle | face, |
| EntityHandle | newFace | ||
| ) | [private] |
Definition at line 2944 of file FBEngine.cpp.
References _mbImpl, ErrorCode, MB_SUCCESS, MB_TYPE_INTEGER, MBERRORR, NEUMANN_SET_TAG_NAME, moab::Interface::tag_get_data(), moab::Interface::tag_get_handle(), and moab::Interface::tag_set_data().
Referenced by split_surface().
{
// these are for debugging purposes only
// check the initial tag, then
Tag ntag;
ErrorCode rval = _mbImpl->tag_get_handle( NEUMANN_SET_TAG_NAME, 1, MB_TYPE_INTEGER, ntag );
MBERRORR( rval, "can't get tag handle" );
// check the value for face
int nval;
rval = _mbImpl->tag_get_data( ntag, &face, 1, &nval );
if( MB_SUCCESS == rval )
{
nval++;
}
else
{
nval = 1;
rval = _mbImpl->tag_set_data( ntag, &face, 1, &nval );
MBERRORR( rval, "can't set tag" );
nval = 2;
}
rval = _mbImpl->tag_set_data( ntag, &newFace, 1, &nval );
MBERRORR( rval, "can't set tag" );
return MB_SUCCESS;
}
| void moab::FBEngine::set_smooth | ( | ) | [inline] |
Definition at line 218 of file FBEngine.hpp.
References _smooth.
Referenced by FBiGeom_load().
{
_smooth = true;
}
| ErrorCode moab::FBEngine::setArrData | ( | const EntityHandle * | entity_handles, |
| int | entity_handles_size, | ||
| Tag | tag_handle, | ||
| const void * | tag_values | ||
| ) |
Definition at line 962 of file FBEngine.cpp.
References MBI.
{
// responsibility of the user to have tag_values_out properly allocated
// only some types of Tags are possible (double, int, etc)
return MBI->tag_set_data( tag_handle, entity_handles, entity_handles_size, tag_values );
}
| ErrorCode moab::FBEngine::smooth_new_intx_points | ( | EntityHandle | face, |
| std::vector< EntityHandle > & | chainedEdges | ||
| ) | [private] |
Definition at line 1626 of file FBEngine.cpp.
References _faces, _mbImpl, moab::Range::begin(), moab::Range::end(), ErrorCode, moab::Interface::get_connectivity(), moab::Interface::get_coords(), moab::Interface::get_entities_by_dimension(), moab::Interface::get_entities_by_type(), MB_SUCCESS, MBERRORR, MBTRI, moab::SmoothFace::move_to_surface(), moab::Interface::set_coords(), moab::Range::size(), and moab::subtract().
Referenced by split_surface().
{
// do not move nodes from the original face
// first get all triangles, and then all nodes from those triangles
Range tris;
ErrorCode rval = _mbImpl->get_entities_by_type( face, MBTRI, tris );
MBERRORR( rval, "can't get triangles" );
Range ini_nodes;
rval = _mbImpl->get_connectivity( tris, ini_nodes );
MBERRORR( rval, "can't get connectivities" );
SmoothFace* smthFace = _faces[face];
// get all nodes from chained edges
Range mesh_edges;
for( unsigned int j = 0; j < chainedEdges.size(); j++ )
{
// keep adding to the range of mesh edges
rval = _mbImpl->get_entities_by_dimension( chainedEdges[j], 1, mesh_edges );
MBERRORR( rval, "can't get mesh edges" );
}
// nodes along polyline
Range nodes_on_polyline;
rval = _mbImpl->get_connectivity( mesh_edges, nodes_on_polyline, true ); // corners only
MBERRORR( rval, "can't get nodes on the polyline" );
Range new_intx_nodes = subtract( nodes_on_polyline, ini_nodes );
std::vector< double > ini_coords;
int num_points = (int)new_intx_nodes.size();
ini_coords.resize( 3 * num_points );
rval = _mbImpl->get_coords( new_intx_nodes, &( ini_coords[0] ) );
MBERRORR( rval, "can't get coordinates" );
int i = 0;
for( Range::iterator it = new_intx_nodes.begin(); it != new_intx_nodes.end(); ++it )
{
/*EntityHandle node = *it;*/
int i3 = 3 * i;
smthFace->move_to_surface( ini_coords[i3], ini_coords[i3 + 1], ini_coords[i3 + 2] );
// reset the coordinates of this node
++i;
}
rval = _mbImpl->set_coords( new_intx_nodes, &( ini_coords[0] ) );
MBERRORR( rval, "can't set smoothed coordinates for the new nodes" );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_bedge_at_new_mesh_node | ( | EntityHandle | b_edge, |
| EntityHandle | atNode, | ||
| EntityHandle | brokenEdge, | ||
| EntityHandle & | new_edge | ||
| ) |
Definition at line 2565 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, moab::Interface::add_entities(), moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Range::begin(), moab::Interface::create_meshset(), moab::debug_splits, dim, moab::GeomTopoTool::dimension(), moab::Range::end(), ErrorCode, find_vertex_set_for_node(), moab::Interface::get_adjacencies(), moab::Interface::get_connectivity(), moab::Interface::get_entities_by_type(), moab::GeomTopoTool::get_sense(), getAdjacentEntities(), moab::GeomTopoTool::global_id(), moab::Interface::id_from_handle(), MB_SUCCESS, MBEDGE, MBERRORR, MBI, MBVERTEX, MESHSET_SET, moab::Interface::remove_entities(), moab::Interface::remove_parent_child(), moab::Interface::set_connectivity(), moab::GeomTopoTool::set_sense(), and moab::Range::size().
Referenced by split_boundary().
{
// the node should be in the list of nodes
int dim = _my_geomTopoTool->dimension( edge );
if( dim != 1 ) return MB_FAILURE; // not an edge
if( debug_splits )
{
std::cout << "Split edge " << _mbImpl->id_from_handle( edge )
<< " with global id: " << _my_geomTopoTool->global_id( edge )
<< " at new node:" << _mbImpl->id_from_handle( node ) << "breaking mesh edge"
<< _mbImpl->id_from_handle( brokenEdge ) << "\n";
}
// now get the edges
// the order is important...
// these are ordered sets !!
std::vector< EntityHandle > ents;
ErrorCode rval = _mbImpl->get_entities_by_type( edge, MBEDGE, ents );
if( MB_SUCCESS != rval ) return rval;
if( ents.size() < 1 ) return MB_FAILURE; // no edges
const EntityHandle* conn = NULL;
int len;
// the edge connected to the splitting node is brokenEdge
// find the small edges it is broken into, which are connected to
// new vertex (node) and its ends; also, if necessary, reorient these small edges
// for proper orientation
rval = _mbImpl->get_connectivity( brokenEdge, conn, len );
MBERRORR( rval, "Failed to get connectivity of broken edge" );
// we already created the new edges, make sure they are oriented fine; if not, revert them
EntityHandle conn02[] = { conn[0], node }; // first node and new node
// default, intersect
std::vector< EntityHandle > adj_edges;
rval = _mbImpl->get_adjacencies( conn02, 2, 1, false, adj_edges );
if( adj_edges.size() < 1 || rval != MB_SUCCESS ) MBERRORR( MB_FAILURE, " Can't find small split edge" );
// get this edge connectivity;
EntityHandle firstEdge = adj_edges[0];
const EntityHandle* connActual = NULL;
rval = _mbImpl->get_connectivity( firstEdge, connActual, len );
MBERRORR( rval, "Failed to get connectivity of first split edge" );
// if it is the same as conn02, we are happy
if( conn02[0] != connActual[0] )
{
// reset connectivity of edge
rval = _mbImpl->set_connectivity( firstEdge, conn02, 2 );
MBERRORR( rval, "Failed to reset connectivity of first split edge" );
}
// now treat the second edge
adj_edges.clear(); //
EntityHandle conn21[] = { node, conn[1] }; // new node and second node
rval = _mbImpl->get_adjacencies( conn21, 2, 1, false, adj_edges );
if( adj_edges.size() < 1 || rval != MB_SUCCESS ) MBERRORR( MB_FAILURE, " Can't find second small split edge" );
// get this edge connectivity;
EntityHandle secondEdge = adj_edges[0];
rval = _mbImpl->get_connectivity( firstEdge, connActual, len );
MBERRORR( rval, "Failed to get connectivity of first split edge" );
// if it is the same as conn21, we are happy
if( conn21[0] != connActual[0] )
{
// reset connectivity of edge
rval = _mbImpl->set_connectivity( secondEdge, conn21, 2 );
MBERRORR( rval, "Failed to reset connectivity of first split edge" );
}
int num_mesh_edges = (int)ents.size();
int index_edge; // this is the index of the edge that will be removed (because it is split)
// the rest of edges will be put in order in the (remaining) edge and new edge
for( index_edge = 0; index_edge < num_mesh_edges; index_edge++ )
if( brokenEdge == ents[index_edge] ) break;
if( index_edge >= num_mesh_edges ) MBERRORR( MB_FAILURE, "can't find the broken edge" );
// so the edges up to index_edge and firstEdge, will form the "old" edge
// the edges secondEdge and from index_edge+1 to end will form the new_edge
// here, we have 0 ... index_edge edges in the first set,
// create a vertex set and add the node to it
if( debug_splits )
{
std::cout << "Split edge with " << num_mesh_edges << " mesh edges, at index (0 based) " << index_edge << "\n";
}
// at this moment, the node set should have been already created in new_geo_edge
EntityHandle nodeSet; // the node set that has the node (find it!)
bool found = find_vertex_set_for_node( node, nodeSet );
if( !found )
{
// create a node set and add the node
// must be an error, but create one nevertheless
rval = _mbImpl->create_meshset( MESHSET_SET, nodeSet );
MBERRORR( rval, "Failed to create a new vertex set" );
rval = _mbImpl->add_entities( nodeSet, &node, 1 );
MBERRORR( rval, "Failed to add the node to the set" );
rval = _my_geomTopoTool->add_geo_set( nodeSet, 0 ); //
MBERRORR( rval, "Failed to commit the node set" );
if( debug_splits )
{
std::cout << " create a vertex set (this should have been created before!)"
<< _mbImpl->id_from_handle( nodeSet )
<< " global id:" << this->_my_geomTopoTool->global_id( nodeSet ) << "\n";
}
}
// we need to remove the remaining mesh edges from first set, and add it
// to the second set, in order
rval = _mbImpl->create_meshset( MESHSET_ORDERED, new_edge );
MBERRORR( rval, "can't create geo edge" );
int remaining = num_mesh_edges - 1 - index_edge;
// add edges to the new edge set
rval = _mbImpl->add_entities( new_edge, &secondEdge, 1 ); // add the second split edge to new edge
MBERRORR( rval, "can't add second split edge to the new edge" );
// then add the rest
rval = _mbImpl->add_entities( new_edge, &ents[index_edge + 1], remaining );
MBERRORR( rval, "can't add edges to the new edge" );
// also, remove the second node set from old edge
// remove the edges index_edge and up
rval = _mbImpl->remove_entities( edge, &ents[index_edge], remaining + 1 ); // include the
MBERRORR( rval, "can't remove edges from the old edge" );
// add the firstEdge too
rval = _mbImpl->add_entities( edge, &firstEdge, 1 ); // add the second split edge to new edge
MBERRORR( rval, "can't add first split edge to the old edge" );
// need to find the adjacent vertex sets
Range vertexRange;
rval = getAdjacentEntities( edge, 0, vertexRange );
EntityHandle secondSet;
if( vertexRange.size() == 1 )
{
// initially a periodic edge, OK to add the new set to both edges, and the
// second set
secondSet = vertexRange[0];
}
else
{
if( vertexRange.size() > 2 ) return MB_FAILURE; // something must be wrong with too many vertices
// find first node
EntityHandle firstNode;
rval = MBI->get_connectivity( ents[0], conn, len );
if( MB_SUCCESS != rval ) return rval;
firstNode = conn[0]; // this is the first node of the initial edge
// we will use it to identify the vertex set associated with it
int k;
for( k = 0; k < 2; k++ )
{
Range verts;
rval = _mbImpl->get_entities_by_type( vertexRange[k], MBVERTEX, verts );
MBERRORR( rval, "can't get vertices from vertex set" );
if( verts.size() != 1 ) MBERRORR( MB_FAILURE, " node set not defined well" );
if( firstNode == verts[0] )
{
secondSet = vertexRange[1 - k]; // the other set; it is 1 or 0
break;
}
}
if( k >= 2 )
{
// it means we didn't find the right node set
MBERRORR( MB_FAILURE, " can't find the right vertex" );
}
// remove the second set from the connectivity with the
// edge (parent-child relation)
// remove_parent_child( EntityHandle parent,
// EntityHandle child )
rval = _mbImpl->remove_parent_child( edge, secondSet );
MBERRORR( rval, " can't remove the second vertex from edge" );
}
// at this point, we just need to add to both edges the new node set (vertex)
rval = _mbImpl->add_parent_child( edge, nodeSet );
MBERRORR( rval, " can't add new vertex to old edge" );
rval = _mbImpl->add_parent_child( new_edge, nodeSet );
MBERRORR( rval, " can't add new vertex to new edge" );
// one thing that I forgot: add the secondSet as a child to new edge!!!
// (so far, the new edge has only one end vertex!)
rval = _mbImpl->add_parent_child( new_edge, secondSet );
MBERRORR( rval, " can't add second vertex to new edge" );
// now, add the edge and vertex to geo tool
rval = _my_geomTopoTool->add_geo_set( new_edge, 1 );
MBERRORR( rval, " can't add new edge" );
// next, get the adjacent faces to initial edge, and add them as parents
// to the new edge
// need to find the adjacent face sets
Range faceRange;
rval = getAdjacentEntities( edge, 2, faceRange );
// these faces will be adjacent to the new edge too!
// need to set the senses of new edge within faces
for( Range::iterator it = faceRange.begin(); it != faceRange.end(); ++it )
{
EntityHandle face = *it;
rval = _mbImpl->add_parent_child( face, new_edge );
MBERRORR( rval, " can't add new edge - face parent relation" );
int sense;
rval = _my_geomTopoTool->get_sense( edge, face, sense );
MBERRORR( rval, " can't get initial sense of edge in the adjacent face" );
// keep the same sense for the new edge within the faces
rval = _my_geomTopoTool->set_sense( new_edge, face, sense );
MBERRORR( rval, " can't set sense of new edge in the adjacent face" );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_boundary | ( | EntityHandle | face, |
| EntityHandle | atNode | ||
| ) | [private] |
Definition at line 2796 of file FBEngine.cpp.
References _brokenEdges, _mbImpl, moab::Range::begin(), moab::debug_splits, moab::Range::end(), ErrorCode, moab::Range::find(), moab::Interface::get_connectivity(), moab::Interface::get_entities_by_dimension(), getAdjacentEntities(), moab::Interface::id_from_handle(), MBERRORR, split_bedge_at_new_mesh_node(), and split_edge_at_mesh_node().
Referenced by split_surface().
{
// find the boundary edges, and split the one that we find it is a part of
if( debug_splits )
{
std::cout << "Split face " << _mbImpl->id_from_handle( face )
<< " at node:" << _mbImpl->id_from_handle( atNode ) << "\n";
}
Range bound_edges;
ErrorCode rval = getAdjacentEntities( face, 1, bound_edges );
MBERRORR( rval, " can't get boundary edges" );
bool brokEdge = _brokenEdges.find( atNode ) != _brokenEdges.end();
for( Range::iterator it = bound_edges.begin(); it != bound_edges.end(); ++it )
{
EntityHandle b_edge = *it;
// get all edges in range
Range mesh_edges;
rval = _mbImpl->get_entities_by_dimension( b_edge, 1, mesh_edges );
MBERRORR( rval, " can't get mesh edges" );
if( brokEdge )
{
EntityHandle brokenEdge = _brokenEdges[atNode];
if( mesh_edges.find( brokenEdge ) != mesh_edges.end() )
{
EntityHandle new_edge;
rval = split_bedge_at_new_mesh_node( b_edge, atNode, brokenEdge, new_edge );
return rval;
}
}
else
{
Range nodes;
rval = _mbImpl->get_connectivity( mesh_edges, nodes );
MBERRORR( rval, " can't get nodes from mesh edges" );
if( nodes.find( atNode ) != nodes.end() )
{
// we found our boundary edge candidate
EntityHandle new_edge;
rval = split_edge_at_mesh_node( b_edge, atNode, new_edge );
return rval;
}
}
}
// if the node was not found in any "current" boundary, it broke an existing
// boundary edge
MBERRORR( MB_FAILURE, " we did not find an appropriate boundary edge" );
; //
}
| ErrorCode moab::FBEngine::split_edge_at_mesh_node | ( | EntityHandle | edge, |
| EntityHandle | node, | ||
| EntityHandle & | new_edge | ||
| ) |
Definition at line 2373 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, moab::Interface::add_entities(), moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Range::begin(), moab::Interface::create_meshset(), moab::debug_splits, dim, moab::GeomTopoTool::dimension(), moab::Range::end(), ErrorCode, find_vertex_set_for_node(), moab::Interface::get_entities_by_type(), moab::GeomTopoTool::get_sense(), getAdjacentEntities(), moab::GeomTopoTool::global_id(), moab::Interface::id_from_handle(), MB_SUCCESS, MBEDGE, MBERRORR, MBI, MBVERTEX, MESHSET_SET, moab::Interface::remove_entities(), moab::Interface::remove_parent_child(), moab::GeomTopoTool::set_sense(), and moab::Range::size().
Referenced by split_boundary(), and split_edge_at_point().
{
// the node should be in the list of nodes
int dim = _my_geomTopoTool->dimension( edge );
if( dim != 1 ) return MB_FAILURE; // not an edge
if( debug_splits )
{
std::cout << "Split edge " << _mbImpl->id_from_handle( edge )
<< " with global id: " << _my_geomTopoTool->global_id( edge )
<< " at node:" << _mbImpl->id_from_handle( node ) << "\n";
}
// now get the edges
// the order is important...
// these are ordered sets !!
std::vector< EntityHandle > ents;
ErrorCode rval = _mbImpl->get_entities_by_type( edge, MBEDGE, ents );
if( MB_SUCCESS != rval ) return rval;
if( ents.size() < 1 ) return MB_FAILURE; // no edges
const EntityHandle* conn = NULL;
int len;
// find the edge connected to the splitting node
int num_mesh_edges = (int)ents.size();
int index_edge;
EntityHandle firstNode = 0;
for( index_edge = 0; index_edge < num_mesh_edges; index_edge++ )
{
rval = MBI->get_connectivity( ents[index_edge], conn, len );
if( MB_SUCCESS != rval ) return rval;
if( index_edge == 0 ) firstNode = conn[0]; // will be used to decide vertex sets adjacencies
if( conn[0] == node )
{
if( index_edge == 0 )
{
new_edge = 0; // no need to split, it is the first node
return MB_SUCCESS; // no split
}
else
return MB_FAILURE; // we should have found the node already , wrong
// connectivity
}
else if( conn[1] == node )
{
// we found the index of interest
break;
}
}
if( index_edge == num_mesh_edges - 1 )
{
new_edge = 0; // no need to split, it is the last node
return MB_SUCCESS; // no split
}
// here, we have 0 ... index_edge edges in the first set,
// create a vertex set and add the node to it
if( debug_splits )
{
std::cout << "Split edge with " << num_mesh_edges << " mesh edges, at index (0 based) " << index_edge << "\n";
}
// at this moment, the node set should have been already created in new_geo_edge
EntityHandle nodeSet; // the node set that has the node (find it!)
bool found = find_vertex_set_for_node( node, nodeSet );
if( !found )
{
// create a node set and add the node
// must be an error, but create one nevertheless
rval = _mbImpl->create_meshset( MESHSET_SET, nodeSet );
MBERRORR( rval, "Failed to create a new vertex set" );
rval = _mbImpl->add_entities( nodeSet, &node, 1 );
MBERRORR( rval, "Failed to add the node to the set" );
rval = _my_geomTopoTool->add_geo_set( nodeSet, 0 ); //
MBERRORR( rval, "Failed to commit the node set" );
if( debug_splits )
{
std::cout << " create a vertex set (this should have been created before!)"
<< _mbImpl->id_from_handle( nodeSet )
<< " global id:" << this->_my_geomTopoTool->global_id( nodeSet ) << "\n";
}
}
// we need to remove the remaining mesh edges from first set, and add it
// to the second set, in order
rval = _mbImpl->create_meshset( MESHSET_ORDERED, new_edge );
MBERRORR( rval, "can't create geo edge" );
int remaining = num_mesh_edges - 1 - index_edge;
// add edges to the edge set
rval = _mbImpl->add_entities( new_edge, &ents[index_edge + 1], remaining );
MBERRORR( rval, "can't add edges to the new edge" );
// also, remove the second node set from old edge
// remove the edges index_edge+1 and up
rval = _mbImpl->remove_entities( edge, &ents[index_edge + 1], remaining );
MBERRORR( rval, "can't remove edges from the old edge" );
// need to find the adjacent vertex sets
Range vertexRange;
rval = getAdjacentEntities( edge, 0, vertexRange );
EntityHandle secondSet;
if( vertexRange.size() == 1 )
{
// initially a periodic edge, OK to add the new set to both edges, and the
// second set
secondSet = vertexRange[0];
}
else
{
if( vertexRange.size() > 2 ) return MB_FAILURE; // something must be wrong with too many vertices
// find first node
int k;
for( k = 0; k < 2; k++ )
{
Range verts;
rval = _mbImpl->get_entities_by_type( vertexRange[k], MBVERTEX, verts );
MBERRORR( rval, "can't get vertices from vertex set" );
if( verts.size() != 1 ) MBERRORR( MB_FAILURE, " node set not defined well" );
if( firstNode == verts[0] )
{
secondSet = vertexRange[1 - k]; // the other set; it is 1 or 0
break;
}
}
if( k >= 2 )
{
// it means we didn't find the right node set
MBERRORR( MB_FAILURE, " can't find the right vertex" );
}
// remove the second set from the connectivity with the
// edge (parent-child relation)
// remove_parent_child( EntityHandle parent,
// EntityHandle child )
rval = _mbImpl->remove_parent_child( edge, secondSet );
MBERRORR( rval, " can't remove the second vertex from edge" );
}
// at this point, we just need to add to both edges the new node set (vertex)
rval = _mbImpl->add_parent_child( edge, nodeSet );
MBERRORR( rval, " can't add new vertex to old edge" );
rval = _mbImpl->add_parent_child( new_edge, nodeSet );
MBERRORR( rval, " can't add new vertex to new edge" );
// one thing that I forgot: add the secondSet as a child to new edge!!!
// (so far, the new edge has only one end vertex!)
rval = _mbImpl->add_parent_child( new_edge, secondSet );
MBERRORR( rval, " can't add second vertex to new edge" );
// now, add the edge and vertex to geo tool
rval = _my_geomTopoTool->add_geo_set( new_edge, 1 );
MBERRORR( rval, " can't add new edge" );
// next, get the adjacent faces to initial edge, and add them as parents
// to the new edge
// need to find the adjacent face sets
Range faceRange;
rval = getAdjacentEntities( edge, 2, faceRange );
// these faces will be adjacent to the new edge too!
// need to set the senses of new edge within faces
for( Range::iterator it = faceRange.begin(); it != faceRange.end(); ++it )
{
EntityHandle face = *it;
rval = _mbImpl->add_parent_child( face, new_edge );
MBERRORR( rval, " can't add new edge - face parent relation" );
int sense;
rval = _my_geomTopoTool->get_sense( edge, face, sense );
MBERRORR( rval, " can't get initial sense of edge in the adjacent face" );
// keep the same sense for the new edge within the faces
rval = _my_geomTopoTool->set_sense( new_edge, face, sense );
MBERRORR( rval, " can't set sense of new edge in the adjacent face" );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_edge_at_point | ( | EntityHandle | edge, |
| CartVect & | point, | ||
| EntityHandle & | new_edge | ||
| ) |
Definition at line 2332 of file FBEngine.cpp.
References _edges, _mbImpl, _my_geomTopoTool, _smooth, moab::debug_splits, dim, moab::GeomTopoTool::dimension(), moab::Interface::id_from_handle(), split_edge_at_mesh_node(), and moab::SmoothCurve::u_from_position().
{
// return MB_NOT_IMPLEMENTED;
// first, we need to find the closest point on the smooth edge, then
// split the smooth edge, then call the split_edge_at_mesh_node
// or maybe just find the closest node??
// first of all, we need to find a point on the smooth edge, close by
// then split the mesh edge (if needed)
// this would be quite a drama, as the new edge has to be inserted in
// order for proper geo edge definition
// first of all, find a closest point
// usually called for
if( debug_splits )
{
std::cout << "Split edge " << _mbImpl->id_from_handle( edge ) << " at point:" << point << "\n";
}
int dim = _my_geomTopoTool->dimension( edge );
if( dim != 1 ) return MB_FAILURE;
if( !_smooth ) return MB_FAILURE; // call it only for smooth option...
// maybe we should do something for linear too
SmoothCurve* curve = this->_edges[edge];
EntityHandle closeNode;
int edgeIndex;
double u = curve->u_from_position( point[0], point[1], point[2], closeNode, edgeIndex );
if( 0 == closeNode )
{
// we really need to split an existing edge
// do not do that yet
// evaluate from u:
/*double pos[3];
curve->position_from_u(u, pos[0], pos[1], pos[2] );*/
// create a new node here, and split one edge
// change also connectivity, create new triangles on both sides ...
std::cout << "not found a close node, u is: " << u << " edge index: " << edgeIndex << "\n";
return MB_FAILURE; // not implemented yet
}
return split_edge_at_mesh_node( edge, closeNode, new_edge );
}
| ErrorCode moab::FBEngine::split_internal_edge | ( | EntityHandle & | edge, |
| EntityHandle & | newVertex | ||
| ) | [private] |
Definition at line 3089 of file FBEngine.cpp.
References _mbImpl, _newTriangles, _piercedTriangles, moab::Range::begin(), moab::Interface::create_element(), moab::debug_splits, moab::Range::end(), ErrorCode, moab::Interface::get_adjacencies(), moab::Interface::get_connectivity(), moab::Range::insert(), moab::Interface::list_entity(), MB_SUCCESS, MBERRORR, MBTRI, print_debug_triangle(), moab::Interface::side_number(), moab::Range::size(), and moab::subtract().
Referenced by split_surface_with_direction().
{
// split the edge, and form 4 new triangles and 2 edges
// get 2 triangles adjacent to edge
Range adj_tri;
ErrorCode rval = _mbImpl->get_adjacencies( &edge, 1, 2, false, adj_tri );
MBERRORR( rval, "can't get adj_tris" );
adj_tri = subtract( adj_tri, _piercedTriangles );
if( adj_tri.size() >= 3 )
{
std::cout << "WARNING: non manifold geometry. Are you sure?";
}
for( Range::iterator it = adj_tri.begin(); it != adj_tri.end(); ++it )
{
EntityHandle tri = *it;
_piercedTriangles.insert( tri );
const EntityHandle* conn3;
int nnodes;
rval = _mbImpl->get_connectivity( tri, conn3, nnodes );
MBERRORR( rval, "can't get nodes" );
int num1, sense, offset;
rval = _mbImpl->side_number( tri, edge, num1, sense, offset );
MBERRORR( rval, "can't get side number" );
// after we know the side number, we can split in 2 triangles
// node i is opposite to edge i
int num2 = ( num1 + 1 ) % 3;
int num3 = ( num2 + 1 ) % 3;
// the edge from num1 to num2 is split into 2 edges
EntityHandle t1[] = { conn3[num2], conn3[num3], newVertex };
EntityHandle t2[] = { conn3[num1], newVertex, conn3[num3] };
EntityHandle newTriangle, newTriangle2;
rval = _mbImpl->create_element( MBTRI, t1, 3, newTriangle );
MBERRORR( rval, "can't create triangle" );
_newTriangles.insert( newTriangle );
rval = _mbImpl->create_element( MBTRI, t2, 3, newTriangle2 );
MBERRORR( rval, "can't create triangle" );
_newTriangles.insert( newTriangle2 );
// create edges with this, indirectly
std::vector< EntityHandle > edges0;
rval = _mbImpl->get_adjacencies( &newTriangle, 1, 1, true, edges0 );
MBERRORR( rval, "can't get new edges" );
edges0.clear();
rval = _mbImpl->get_adjacencies( &newTriangle2, 1, 1, true, edges0 );
MBERRORR( rval, "can't get new edges" );
if( debug_splits )
{
std::cout << "2 (out of 4) triangles formed:\n";
_mbImpl->list_entity( newTriangle );
print_debug_triangle( newTriangle );
_mbImpl->list_entity( newTriangle2 );
print_debug_triangle( newTriangle2 );
}
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_quads | ( | ) | [private] |
Definition at line 2973 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, _my_gsets, _t_created, moab::Interface::add_entities(), moab::Range::begin(), moab::Interface::create_element(), moab::GeomTopoTool::duplicate_model(), moab::Range::end(), ErrorCode, moab::GeomTopoTool::find_geomsets(), moab::Interface::get_connectivity(), moab::Interface::get_coords(), moab::Interface::get_entities_by_type(), moab::Interface::get_number_entities_by_type(), length_squared(), MB_SUCCESS, MBERRORR, MBQUAD, MBTRI, and moab::Interface::remove_entities().
Referenced by Init().
{
// first see if we have any quads in the 2d faces
// _my_gsets[2] is a range of surfaces (moab sets of dimension 2)
int num_quads = 0;
for( Range::iterator it = _my_gsets[2].begin(); it != _my_gsets[2].end(); ++it )
{
EntityHandle surface = *it;
int num_q = 0;
_mbImpl->get_number_entities_by_type( surface, MBQUAD, num_q );
num_quads += num_q;
}
if( num_quads == 0 ) return MB_SUCCESS; // nothing to do
GeomTopoTool* new_gtt = NULL;
ErrorCode rval = _my_geomTopoTool->duplicate_model( new_gtt );
MBERRORR( rval, "can't duplicate model" );
if( this->_t_created ) delete _my_geomTopoTool;
_t_created = true; // this one is for sure created here, even if the original gtt was not
// if we were using smart pointers, we would decrease the reference to the _my_geomTopoTool, at
// least
_my_geomTopoTool = new_gtt;
// replace the _my_gsets with the new ones, from the new set
_my_geomTopoTool->find_geomsets( _my_gsets );
// we have duplicated now the model, and the quads are part of the new _my_gsets[2]
// we will split them now, by creating triangles along the smallest diagonal
// maybe we will come up with a better criteria, but for the time being, it should be fine.
// what we will do: we will remove all quads from the surface sets, and split them
for( Range::iterator it2 = _my_gsets[2].begin(); it2 != _my_gsets[2].end(); ++it2 )
{
EntityHandle surface = *it2;
Range quads;
rval = _mbImpl->get_entities_by_type( surface, MBQUAD, quads );
MBERRORR( rval, "can't get quads from the surface set" );
rval = _mbImpl->remove_entities( surface, quads );
MBERRORR( rval, "can't remove quads from the surface set" ); // they are not deleted, just
// removed from the set
for( Range::iterator it = quads.begin(); it != quads.end(); ++it )
{
EntityHandle quad = *it;
int nnodes;
const EntityHandle* conn;
rval = _mbImpl->get_connectivity( quad, conn, nnodes );
MBERRORR( rval, "can't get quad connectivity" );
// get all vertices position, to see which one is the shortest diagonal
CartVect pos[4];
rval = _mbImpl->get_coords( conn, 4, (double*)&pos[0] );
MBERRORR( rval, "can't get node coordinates" );
bool diag1 = ( ( pos[2] - pos[0] ).length_squared() < ( pos[3] - pos[1] ).length_squared() );
EntityHandle newTris[2];
EntityHandle tri1[3] = { conn[0], conn[1], conn[2] };
EntityHandle tri2[3] = { conn[0], conn[2], conn[3] };
if( !diag1 )
{
tri1[2] = conn[3];
tri2[0] = conn[1];
}
rval = _mbImpl->create_element( MBTRI, tri1, 3, newTris[0] );
MBERRORR( rval, "can't create triangle 1" );
rval = _mbImpl->create_element( MBTRI, tri2, 3, newTris[1] );
MBERRORR( rval, "can't create triangle 2" );
rval = _mbImpl->add_entities( surface, newTris, 2 );
MBERRORR( rval, "can't add triangles to the set" );
}
//
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_surface | ( | EntityHandle | face, |
| std::vector< EntityHandle > & | chainedEdges, | ||
| std::vector< EntityHandle > & | splittingNodes, | ||
| EntityHandle & | newFace | ||
| ) |
this method splits along the polyline defined by points and entities the polyline will be defined with // the entities are now only nodes and edges, no triangles!!! the first and last ones are also nodes for sure
Definition at line 1513 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, _piercedEdges, _piercedTriangles, _smooth, moab::Interface::add_entities(), moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Range::clear(), moab::Interface::create_meshset(), moab::debug_splits, moab::Interface::delete_entities(), ErrorCode, moab::GeomUtil::first(), moab::Interface::get_entities_by_type(), MB_SUCCESS, MBERRORR, MBTRI, MESHSET_SET, redistribute_boundary_edges_to_faces(), moab::Interface::remove_entities(), separate(), set_neumann_tags(), moab::GeomTopoTool::set_sense(), smooth_new_intx_points(), split_boundary(), and moab::Interface::write_file().
Referenced by split_surface_with_direction().
{
// use now the chained edges to create a new face (loop or clean split)
// use a fill to determine the new sets, up to the polyline
// points on the polyline will be moved to the closest point location, with some constraints
// then the sets will be reset, geometry recomputed. new vertices, new edges, etc.
Range iniTris;
ErrorCode rval;
rval = _mbImpl->get_entities_by_type( face, MBTRI, iniTris );
MBERRORR( rval, "can't get initial triangles" );
// start from a triangle that is not in the triangles to delete
// flood fill
bool closed = splittingNodes.size() == 0;
if( !closed )
{
//
if( splittingNodes.size() != 2 ) MBERRORR( MB_FAILURE, "need to have exactly 2 nodes for splitting" );
// we will have to split the boundary edges
// first, find the actual boundary, and try to split with the 2 end points (nodes)
// get the adjacent edges, and see which one has the end nodes
rval = split_boundary( face, splittingNodes[0] );
MBERRORR( rval, "can't split with first node" );
rval = split_boundary( face, splittingNodes[1] );
MBERRORR( rval, "can't split with second node)" );
}
// we will separate triangles to delete, unaffected, new_triangles,
// nodesAlongPolyline,
Range first, second;
rval = separate( face, chainedEdges, first, second );
// now, we are done with the computations;
// we need to put the new nodes on the smooth surface
if( this->_smooth )
{
rval = smooth_new_intx_points( face, chainedEdges );
MBERRORR( rval, "can't smooth new points" );
}
// create the new set
rval = _mbImpl->create_meshset( MESHSET_SET, newFace );
MBERRORR( rval, "can't create a new face" );
_my_geomTopoTool->add_geo_set( newFace, 2 );
// the new face will have the first set (positive sense triangles, to the left)
rval = _mbImpl->add_entities( newFace, first );
MBERRORR( rval, "can't add first range triangles to new face" );
for( unsigned int j = 0; j < chainedEdges.size(); j++ )
{
EntityHandle new_geo_edge = chainedEdges[j];
// both faces will have the edge now
rval = _mbImpl->add_parent_child( face, new_geo_edge );
MBERRORR( rval, "can't add parent child relations for new edge" );
rval = _mbImpl->add_parent_child( newFace, new_geo_edge );
MBERRORR( rval, "can't add parent child relations for new edge" );
// add senses
// sense newFace is 1, old face is -1
rval = _my_geomTopoTool->set_sense( new_geo_edge, newFace, 1 );
MBERRORR( rval, "can't set sense for new edge" );
rval = _my_geomTopoTool->set_sense( new_geo_edge, face, -1 );
MBERRORR( rval, "can't set sense for new edge in original face" );
}
rval = set_neumann_tags( face, newFace );
MBERRORR( rval, "can't set NEUMANN set tags" );
// now, we should remove from the original set all tris, and put the "second" range
rval = _mbImpl->remove_entities( face, iniTris );
MBERRORR( rval, "can't remove original tris from initial face set" );
rval = _mbImpl->add_entities( face, second );
MBERRORR( rval, "can't add second range to the original set" );
if( !closed )
{
rval = redistribute_boundary_edges_to_faces( face, newFace, chainedEdges );
MBERRORR( rval, "fail to reset the proper boundary faces" );
}
/*if (_smooth)
delete_smooth_tags();// they need to be recomputed, anyway
// this will remove the extra smooth faces and edges
clean();*/
// also, these nodes need to be moved to the smooth surface, sometimes before deleting the old
// triangles
// remove the triangles from the set, then delete triangles (also some edges need to be
// deleted!)
rval = _mbImpl->delete_entities( _piercedTriangles );
MBERRORR( rval, "can't delete triangles" );
_piercedTriangles.clear();
// delete edges that are broke up in 2
rval = _mbImpl->delete_entities( _piercedEdges );
MBERRORR( rval, "can't delete edges" );
_piercedEdges.clear();
if( debug_splits )
{
_mbImpl->write_file( "newFace.vtk", "vtk", 0, &newFace, 1 );
_mbImpl->write_file( "leftoverFace.vtk", "vtk", 0, &face, 1 );
}
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::split_surface_with_direction | ( | EntityHandle | face, |
| std::vector< double > & | xyz, | ||
| double * | direction, | ||
| int | closed, | ||
| double | min_dot, | ||
| EntityHandle & | oNewFace | ||
| ) |
the segment is the first or last segment in the polyline
Definition at line 1212 of file FBEngine.cpp.
References _brokenEdges, _mbImpl, _my_geomTopoTool, _piercedEdges, _piercedTriangles, moab::area_coordinates(), moab::Range::begin(), boundary_mesh_edges_on_face(), boundary_nodes_on_face(), BreakTriangle2(), chain_edges(), compute_intersection_points(), create_new_gedge(), moab::Interface::create_vertex(), moab::debug_splits, divide_triangle(), moab::Range::end(), entities, ErrorCode, moab::Interface::get_connectivity(), moab::Interface::get_coords(), moab::GeomTopoTool::get_root(), moab::Interface::id_from_handle(), moab::Range::insert(), moab::intersect(), moab::intersect_segment_and_plane_slice(), MB_SUCCESS, MBEDGE, MBERRORR, MBVERTEX, moab::CartVect::normalize(), moab::GeomTopoTool::obb_tree(), moab::OrientedBoxTreeTool::ray_intersect_sets(), moab::Range::size(), split_internal_edge(), split_surface(), moab::tolerance, and moab::Interface::type_from_handle().
{
// first of all, find all intersection points (piercing in the face along the direction)
// assume it is robust; what if it is not sufficiently robust?
// if the polyline is open, find the intersection with the boundary edges, of the
// polyline extruded at ends
ErrorCode rval;
// then find the position
int numIniPoints = (int)xyz.size() / 3;
if( ( closed && numIniPoints < 3 ) || ( !closed && numIniPoints < 2 ) )
MBERRORR( MB_FAILURE, "not enough polyline points " );
EntityHandle rootForFace;
rval = _my_geomTopoTool->get_root( face, rootForFace );
MBERRORR( rval, "Failed to get root of face." );
const double dir[] = { direction[0], direction[1], direction[2] };
std::vector< EntityHandle > nodes; // get the nodes closest to the ray traces of interest
// these are nodes on the boundary of original face;
// if the cutting line is not closed, the starting - ending vertices of the
// polygonal line must come from this list
std::vector< CartVect > b_pos;
std::vector< EntityHandle > boundary_nodes;
std::vector< EntityHandle > splittingNodes;
Range boundary_mesh_edges;
if( !closed )
{
rval = boundary_nodes_on_face( face, boundary_nodes );
MBERRORR( rval, "Failed to get boundary nodes." );
b_pos.resize( boundary_nodes.size() );
rval = _mbImpl->get_coords( &( boundary_nodes[0] ), boundary_nodes.size(), (double*)( &b_pos[0][0] ) );
MBERRORR( rval, "Failed to get coordinates for boundary nodes." );
rval = boundary_mesh_edges_on_face( face, boundary_mesh_edges );
MBERRORR( rval, "Failed to get mesh boundary edges for face." );
}
//
int i = 0;
CartVect dirct( direction );
dirct.normalize(); // maybe an overkill?
for( ; i < numIniPoints; i++ )
{
const double point[] = { xyz[3 * i], xyz[3 * i + 1], xyz[3 * i + 2] }; // or even point( &(xyz[3*i]) ); //
CartVect p1( point );
if( !closed && ( ( 0 == i ) || ( numIniPoints - 1 == i ) ) )
{
// find the intersection point between a plane and boundary mesh edges
// this will be the closest point on the boundary of face
/// the segment is the first or last segment in the polyline
int i1 = i + 1;
if( i == numIniPoints - 1 ) i1 = i - 1; // previous point if the last
// the direction is from point to point1
const double point1[] = { xyz[3 * i1], xyz[3 * i1 + 1], xyz[3 * i1 + 2] };
CartVect p2( point1 );
CartVect normPlane = ( p2 - p1 ) * dirct;
normPlane.normalize();
//(roughly, from p1 to p2, perpendicular to dirct, in the "xy" plane
// if the intx point is "outside" p1 - p2, skip if the intx point is closer to p2
CartVect perpDir = dirct * normPlane;
Range::iterator ite = boundary_mesh_edges.begin();
// do a linear search for the best intersection point position (on a boundary edge)
if( debug_splits )
{
std::cout << " p1:" << p1 << "\n";
std::cout << " p2:" << p2 << "\n";
std::cout << " perpDir:" << perpDir << "\n";
std::cout << " boundary edges size:" << boundary_mesh_edges.size() << "\n";
}
for( ; ite != boundary_mesh_edges.end(); ++ite )
{
EntityHandle candidateEdge = *ite;
const EntityHandle* conn2;
int nno;
rval = _mbImpl->get_connectivity( candidateEdge, conn2, nno );
MBERRORR( rval, "Failed to get conn for boundary edge" );
CartVect pts[2];
rval = _mbImpl->get_coords( conn2, 2, &( pts[0][0] ) );
MBERRORR( rval, "Failed to get coords of nodes for boundary edge" );
CartVect intx_point;
double parPos;
bool intersect =
intersect_segment_and_plane_slice( pts[0], pts[1], p1, p2, dirct, normPlane, intx_point, parPos );
if( debug_splits )
{
std::cout << " Edge:" << _mbImpl->id_from_handle( candidateEdge ) << "\n";
std::cout << " Node 1:" << _mbImpl->id_from_handle( conn2[0] ) << pts[0] << "\n";
std::cout << " Node 2:" << _mbImpl->id_from_handle( conn2[1] ) << pts[1] << "\n";
std::cout << " Intersect bool:" << intersect << "\n";
}
if( intersect )
{
double proj1 = ( intx_point - p1 ) % perpDir;
double proj2 = ( intx_point - p2 ) % perpDir;
if( ( fabs( proj1 ) > fabs( proj2 ) ) // this means it is closer to p2 than p1
)
continue; // basically, this means the intersection point is with a
// boundary edge on the other side, closer to p2 than p1, so we
// skip it
if( parPos == 0 )
{
// close to vertex 1, nothing to do
nodes.push_back( conn2[0] );
splittingNodes.push_back( conn2[0] );
}
else if( parPos == 1. )
{
// close to vertex 2, nothing to do
nodes.push_back( conn2[1] );
splittingNodes.push_back( conn2[1] );
}
else
{
// break the edge, create a new node at intersection point (will be smoothed
// out)
EntityHandle newVertex;
rval = _mbImpl->create_vertex( &( intx_point[0] ), newVertex );
MBERRORR( rval, "can't create vertex" );
nodes.push_back( newVertex );
split_internal_edge( candidateEdge, newVertex );
splittingNodes.push_back( newVertex );
_brokenEdges[newVertex] = candidateEdge;
_piercedEdges.insert( candidateEdge );
}
break; // break from the loop over boundary edges, we are interested in the
// first
// split (hopefully, the only split)
}
}
if( ite == boundary_mesh_edges.end() )
MBERRORR( MB_FAILURE, "Failed to find boundary intersection edge. Bail out" );
}
else
{
std::vector< double > distances_out;
std::vector< EntityHandle > sets_out;
std::vector< EntityHandle > facets_out;
rval = _my_geomTopoTool->obb_tree()->ray_intersect_sets( distances_out, sets_out, facets_out, rootForFace,
tolerance, point, dir );
MBERRORR( rval, "Failed to get ray intersections." );
if( distances_out.size() < 1 )
MBERRORR( MB_FAILURE, "Failed to get one intersection point, bad direction." );
if( distances_out.size() > 1 )
{
std::cout << " too many intersection points. Only the first one considered\n";
}
std::vector< EntityHandle >::iterator pFace = std::find( sets_out.begin(), sets_out.end(), face );
if( pFace == sets_out.end() ) MBERRORR( MB_FAILURE, "Failed to intersect given face, bad direction." );
unsigned int index = pFace - sets_out.begin();
// get the closest node of the triangle, and modify locally the triangle(s), so the
// intersection point is at a new vertex, if needed
CartVect P( point );
CartVect Dir( dir );
CartVect newPoint = P + distances_out[index] * Dir;
// get the triangle coordinates
double area_coord[3];
EntityHandle boundary_handle = 0; // if 0, not on a boundary
rval = area_coordinates( _mbImpl, facets_out[index], newPoint, area_coord, boundary_handle );
MBERRORR( rval, "Failed to get area coordinates" );
if( debug_splits )
{
std::cout << " int point:" << newPoint << " area coord " << area_coord[0] << " " << area_coord[1] << " "
<< area_coord[2] << "\n";
std::cout << " triangle: " << _mbImpl->id_from_handle( facets_out[index] )
<< " boundary:" << boundary_handle << "\n";
}
EntityType type;
if( boundary_handle ) type = _mbImpl->type_from_handle( boundary_handle );
if( boundary_handle && ( type == MBVERTEX ) )
{
// nothing to do, we are happy
nodes.push_back( boundary_handle );
}
else
{
// for an edge, we will split 2 triangles
// for interior point, we will create 3 triangles out of one
// create a new vertex
EntityHandle newVertex;
rval = _mbImpl->create_vertex( &( newPoint[0] ), newVertex );
if( boundary_handle ) // this is edge
{
split_internal_edge( boundary_handle, newVertex );
_piercedEdges.insert( boundary_handle ); // to be removed at the end
}
else
divide_triangle( facets_out[index], newVertex );
nodes.push_back( newVertex );
}
}
}
// now, we have to find more intersection points, either interior to triangles, or on edges, or
// on vertices use the same tolerance as before starting from 2 points on 2 triangles, and
// having the direction, get more intersection points between the plane formed by direction and
// those 2 points, and edges from triangulation (the triangles involved will be part of the same
// gentity , original face ( moab set)
// int closed = 1;// closed = 0 if the polyline is not closed
CartVect Dir( direction );
std::vector< EntityHandle > chainedEdges;
for( i = 0; i < numIniPoints - 1 + closed; i++ )
{
int nextIndex = ( i + 1 ) % numIniPoints;
std::vector< EntityHandle > trianglesAlong;
std::vector< CartVect > points;
// otherwise to edges or even nodes
std::vector< EntityHandle > entities;
// start with initial points, intersect along the direction, find the facets
rval = compute_intersection_points( face, nodes[i], nodes[nextIndex], Dir, points, entities, trianglesAlong );
MBERRORR( rval, "can't get intersection points along a line" );
std::vector< EntityHandle > nodesAlongPolyline;
// refactor code; move some edge creation for each 2 intersection points
nodesAlongPolyline.push_back( entities[0] ); // it is for sure a node
int num_points = (int)points.size(); // it should be num_triangles + 1
for( int j = 0; j < num_points - 1; j++ )
{
EntityHandle tri = trianglesAlong[j]; // this is happening in trianglesAlong i
EntityHandle e1 = entities[j];
EntityHandle e2 = entities[j + 1];
EntityType et1 = _mbImpl->type_from_handle( e1 );
// EntityHandle vertex1 = nodesAlongPolyline[i];// irrespective of the entity type i,
// we already have the vertex there
EntityType et2 = _mbImpl->type_from_handle( e2 );
if( et2 == MBVERTEX )
{
nodesAlongPolyline.push_back( e2 );
}
else // if (et2==MBEDGE)
{
CartVect coord_vert = points[j + 1];
EntityHandle newVertex;
rval = _mbImpl->create_vertex( (double*)&coord_vert, newVertex );
MBERRORR( rval, "can't create vertex" );
nodesAlongPolyline.push_back( newVertex );
}
// if vertices, do not split anything, just get the edge for polyline
if( et2 == MBVERTEX && et1 == MBVERTEX )
{
// nothing to do, just continue;
continue; // continue the for loop
}
if( debug_splits )
{
std::cout << "tri: type: " << _mbImpl->type_from_handle( tri )
<< " id:" << _mbImpl->id_from_handle( tri ) << "\n e1:" << e1
<< " id:" << _mbImpl->id_from_handle( e1 ) << " e2:" << e2
<< " id:" << _mbImpl->id_from_handle( e2 ) << "\n";
}
// here, at least one is an edge
rval = BreakTriangle2( tri, e1, e2, nodesAlongPolyline[j], nodesAlongPolyline[j + 1] );
MBERRORR( rval, "can't break triangle 2" );
if( et2 == MBEDGE ) _piercedEdges.insert( e2 );
_piercedTriangles.insert( tri );
}
// nodesAlongPolyline will define a new geometric edge
if( debug_splits )
{
std::cout << "nodesAlongPolyline: " << nodesAlongPolyline.size() << "\n";
std::cout << "points: " << num_points << "\n";
}
// if needed, create edges along polyline, or revert the existing ones, to
// put them in a new edge set
EntityHandle new_geo_edge;
rval = create_new_gedge( nodesAlongPolyline, new_geo_edge );
MBERRORR( rval, "can't create a new edge" );
chainedEdges.push_back( new_geo_edge );
// end copy
}
// the segment between point_i and point_i+1 is in trianglesAlong_i
// points_i is on entities_i
// all these edges are oriented correctly
rval = split_surface( face, chainedEdges, splittingNodes, oNewFace );
MBERRORR( rval, "can't split surface" );
//
rval = chain_edges( min_dot ); // acos(0.8)~= 36 degrees
MBERRORR( rval, "can't chain edges" );
return MB_SUCCESS;
}
| ErrorCode moab::FBEngine::weave_lateral_face_from_edges | ( | EntityHandle | bEdge, |
| EntityHandle | tEdge, | ||
| double * | direction, | ||
| EntityHandle & | newLatFace | ||
| ) |
Definition at line 3283 of file FBEngine.cpp.
References _mbImpl, _my_geomTopoTool, moab::Interface::add_entities(), moab::GeomTopoTool::add_geo_set(), moab::Interface::add_parent_child(), moab::Interface::contains_entities(), moab::Interface::create_element(), moab::Interface::create_meshset(), moab::Range::end(), ErrorCode, moab::Range::find(), moab::Interface::get_child_meshsets(), moab::Interface::get_coords(), get_nodes_from_edge(), moab::Interface::get_parent_meshsets(), getEgVtxSense(), moab::CartVect::length_squared(), MB_SUCCESS, MBEDGE, MBERRORR, MBTRI, MESHSET_SET, moab::CartVect::normalize(), and moab::GeomTopoTool::set_sense().
Referenced by create_volume_with_direction().
{
// in weird cases might need to create new vertices in the interior;
// in most cases, it is OK
ErrorCode rval = _mbImpl->create_meshset( MESHSET_SET, newLatFace );
MBERRORR( rval, "can't create new lateral face" );
EntityHandle v[4]; // vertex sets
// bot edge will be v1->v2
// top edge will be v3->v4
// we need to create edges from v1 to v3 and from v2 to v4
std::vector< EntityHandle > adj;
rval = _mbImpl->get_child_meshsets( bEdge, adj );
MBERRORR( rval, "can't get children nodes" );
bool periodic = false;
if( adj.size() == 1 )
{
v[0] = v[1] = adj[0];
periodic = true;
}
else
{
v[0] = adj[0];
v[1] = adj[1];
}
int senseB;
rval = getEgVtxSense( bEdge, v[0], v[1], senseB );
MBERRORR( rval, "can't get bottom edge sense" );
if( -1 == senseB )
{
v[1] = adj[0]; // so , bEdge will be oriented from v[0] to v[1], and will start at
// nodes1, coords1..
v[0] = adj[1];
}
adj.clear();
rval = _mbImpl->get_child_meshsets( tEdge, adj );
MBERRORR( rval, "can't get children nodes" );
if( adj.size() == 1 )
{
v[2] = v[3] = adj[0];
if( !periodic ) MBERRORR( MB_FAILURE, "top edge is periodic, but bottom edge is not" );
}
else
{
v[2] = adj[0];
v[3] = adj[1];
if( periodic ) MBERRORR( MB_FAILURE, "top edge is not periodic, but bottom edge is" );
}
// now, using nodes on bottom edge and top edge, create triangles, oriented outwards the
// volume (sense positive on bottom edge)
std::vector< EntityHandle > nodes1;
rval = get_nodes_from_edge( bEdge, nodes1 );
MBERRORR( rval, "can't get nodes from bott edge" );
std::vector< EntityHandle > nodes2;
rval = get_nodes_from_edge( tEdge, nodes2 );
MBERRORR( rval, "can't get nodes from top edge" );
std::vector< CartVect > coords1, coords2;
coords1.resize( nodes1.size() );
coords2.resize( nodes2.size() );
int N1 = (int)nodes1.size();
int N2 = (int)nodes2.size();
rval = _mbImpl->get_coords( &( nodes1[0] ), nodes1.size(), (double*)&( coords1[0] ) );
MBERRORR( rval, "can't get coords of nodes from bott edge" );
rval = _mbImpl->get_coords( &( nodes2[0] ), nodes2.size(), (double*)&( coords2[0] ) );
MBERRORR( rval, "can't get coords of nodes from top edge" );
CartVect up( direction );
// see if the start and end coordinates are matching, if not, reverse edge 2 nodes and
// coordinates
CartVect v1 = ( coords1[0] - coords2[0] ) * up;
CartVect v2 = ( coords1[0] - coords2[N2 - 1] ) * up;
if( v1.length_squared() > v2.length_squared() )
{
// we need to reverse coords2 and node2, as nodes are not above each other
// the edges need to be found between v0 and v3, v1 and v2!
for( unsigned int k = 0; k < nodes2.size() / 2; k++ )
{
EntityHandle tmp = nodes2[k];
nodes2[k] = nodes2[N2 - 1 - k];
nodes2[N2 - 1 - k] = tmp;
CartVect tv = coords2[k];
coords2[k] = coords2[N2 - 1 - k];
coords2[N2 - 1 - k] = tv;
}
}
// make sure v[2] has nodes2[0], if not, reverse v[2] and v[3]
if( !_mbImpl->contains_entities( v[2], &( nodes2[0] ), 1 ) )
{
// reverse v[2] and v[3], so v[2] will be above v[0]
EntityHandle tmp = v[2];
v[2] = v[3];
v[3] = tmp;
}
// now we know that v[0]--v[3] will be vertex sets in the order we want
EntityHandle nd[4] = { nodes1[0], nodes1[N1 - 1], nodes2[0], nodes2[N2 - 1] };
adj.clear();
EntityHandle e1, e2;
// find edge 1 between v[0] and v[2], and e2 between v[1] and v[3]
rval = _mbImpl->get_parent_meshsets( v[0], adj );
MBERRORR( rval, "can't get edges connected to vertex set 1" );
bool found = false;
for( unsigned int j = 0; j < adj.size(); j++ )
{
EntityHandle ed = adj[j];
Range vertices;
rval = _mbImpl->get_child_meshsets( ed, vertices );
if( vertices.find( v[2] ) != vertices.end() )
{
found = true;
e1 = ed;
break;
}
}
if( !found )
{
// create an edge from v[0] to v[2]
rval = _mbImpl->create_meshset( MESHSET_SET, e1 );
MBERRORR( rval, "can't create edge 1" );
rval = _mbImpl->add_parent_child( e1, v[0] );
MBERRORR( rval, "can't add parent - child relation" );
rval = _mbImpl->add_parent_child( e1, v[2] );
MBERRORR( rval, "can't add parent - child relation" );
EntityHandle nn2[2] = { nd[0], nd[2] };
EntityHandle medge;
rval = _mbImpl->create_element( MBEDGE, nn2, 2, medge );
MBERRORR( rval, "can't create mesh edge" );
rval = _mbImpl->add_entities( e1, &medge, 1 );
MBERRORR( rval, "can't add mesh edge to geo edge" );
rval = this->_my_geomTopoTool->add_geo_set( e1, 1 );
MBERRORR( rval, "can't add edge to gtt" );
}
// find the edge from v2 to v4 (if not, create one)
rval = _mbImpl->get_parent_meshsets( v[1], adj );
MBERRORR( rval, "can't get edges connected to vertex set 2" );
found = false;
for( unsigned int i = 0; i < adj.size(); i++ )
{
EntityHandle ed = adj[i];
Range vertices;
rval = _mbImpl->get_child_meshsets( ed, vertices );
if( vertices.find( v[3] ) != vertices.end() )
{
found = true;
e2 = ed;
break;
}
}
if( !found )
{
// create an edge from v2 to v4
rval = _mbImpl->create_meshset( MESHSET_SET, e2 );
MBERRORR( rval, "can't create edge 1" );
rval = _mbImpl->add_parent_child( e2, v[1] );
MBERRORR( rval, "can't add parent - child relation" );
rval = _mbImpl->add_parent_child( e2, v[3] );
MBERRORR( rval, "can't add parent - child relation" );
EntityHandle nn2[2] = { nd[1], nd[3] };
EntityHandle medge;
rval = _mbImpl->create_element( MBEDGE, nn2, 2, medge );
MBERRORR( rval, "can't create mesh edge" );
rval = _mbImpl->add_entities( e2, &medge, 1 );
MBERRORR( rval, "can't add mesh edge to geo edge" );
rval = _my_geomTopoTool->add_geo_set( e2, 1 );
MBERRORR( rval, "can't add edge to gtt" );
}
// now we have the four edges, add them to the face, as children
// add children to face
rval = _mbImpl->add_parent_child( newLatFace, bEdge );
MBERRORR( rval, "can't add parent - child relation" );
rval = _mbImpl->add_parent_child( newLatFace, tEdge );
MBERRORR( rval, "can't add parent - child relation" );
rval = _mbImpl->add_parent_child( newLatFace, e1 );
MBERRORR( rval, "can't add parent - child relation" );
rval = _mbImpl->add_parent_child( newLatFace, e2 );
MBERRORR( rval, "can't add parent - child relation" );
rval = _my_geomTopoTool->add_geo_set( newLatFace, 2 );
MBERRORR( rval, "can't add face to gtt" );
// add senses
//
rval = _my_geomTopoTool->set_sense( bEdge, newLatFace, 1 );
MBERRORR( rval, "can't set bottom edge sense to the lateral face" );
int Tsense;
rval = getEgVtxSense( tEdge, v[3], v[2], Tsense );
MBERRORR( rval, "can't get top edge sense" );
// we need to see what sense has topEdge in face
rval = _my_geomTopoTool->set_sense( tEdge, newLatFace, Tsense );
MBERRORR( rval, "can't set top edge sense to the lateral face" );
rval = _my_geomTopoTool->set_sense( e1, newLatFace, -1 );
MBERRORR( rval, "can't set first vert edge sense" );
rval = _my_geomTopoTool->set_sense( e2, newLatFace, 1 );
MBERRORR( rval, "can't set second edge sense to the lateral face" );
// first, create edges along direction, for the
int indexB = 0, indexT = 0; // indices of the current nodes in the weaving process
// weaving is either up or down; the triangles are oriented positively either way
// up is nodes1[indexB], nodes2[indexT+1], nodes2[indexT]
// down is nodes1[indexB], nodes1[indexB+1], nodes2[indexT]
// the decision to weave up or down is based on which one is closer to the direction normal
/*
*
* --------*------*-----------* ^
* / . \ . . ------> dir1 | up
* /. \ . . |
* -----*------------*----*
*
*/
// we have to change the logic to account for cases when the curve in xy plane is not straight
// (for example, when merging curves with a min_dot < -0.5, which means that the edges
// could be even closed (periodic), with one vertex
// the top and bottom curves should follow the same path in the "xy" plane (better to say
// the plane perpendicular to the direction of weaving)
// in this logic, the vector dir1 varies along the curve !!!
CartVect dir1 = coords1[1] - coords1[0]; // we should have at least 2 nodes, N1>=2!!
CartVect planeNormal = dir1 * up;
dir1 = up * planeNormal;
dir1.normalize();
// this direction will be updated constantly with the direction of last edge added
bool weaveDown = true;
CartVect startP = coords1[0]; // used for origin of comparisons
while( 1 )
{
if( ( indexB == N1 - 1 ) && ( indexT == N2 - 1 ) ) break; // we cannot advance anymore
if( indexB == N1 - 1 )
{
weaveDown = false;
}
else if( indexT == N2 - 1 )
{
weaveDown = true;
}
else
{
// none are at the end, we have to decide which way to go, based on which index + 1 is
// closer
double proj1 = ( coords1[indexB + 1] - startP ) % dir1;
double proj2 = ( coords2[indexT + 1] - startP ) % dir1;
if( proj1 < proj2 )
weaveDown = true;
else
weaveDown = false;
}
EntityHandle nTri[3] = { nodes1[indexB], 0, nodes2[indexT] };
if( weaveDown )
{
nTri[1] = nodes1[indexB + 1];
nTri[2] = nodes2[indexT];
indexB++;
}
else
{
nTri[1] = nodes2[indexT + 1];
indexT++;
}
EntityHandle triangle;
rval = _mbImpl->create_element( MBTRI, nTri, 3, triangle );
MBERRORR( rval, "can't create triangle" );
rval = _mbImpl->add_entities( newLatFace, &triangle, 1 );
MBERRORR( rval, "can't add triangle to face set" );
if( weaveDown )
{
// increase was from nodes1[indexB-1] to nodes1[indexb]
dir1 = coords1[indexB] - coords1[indexB - 1]; // we should have at least 2 nodes, N1>=2!!
}
else
{
dir1 = coords2[indexT] - coords2[indexT - 1];
}
dir1 = up * ( dir1 * up );
dir1.normalize();
}
// we do not check yet if the triangles are inverted
// if yes, we should correct them. HOW?
// we probably need a better meshing strategy, one that can overcome really bad meshes.
// again, these faces are not what we should use for geometry, maybe we should use the
// extruded quads, identified AFTER hexa are created.
// right now, I see only a cosmetic use of these lateral faces
// the whole idea of volume maybe is overrated
// volume should be just quads extruded from bottom ?
//
return MB_SUCCESS;
}
std::map< EntityHandle, EntityHandle > moab::FBEngine::_brokenEdges [private] |
Definition at line 315 of file FBEngine.hpp.
Referenced by split_boundary(), and split_surface_with_direction().
std::map< EntityHandle, SmoothCurve* > moab::FBEngine::_edges [private] |
Definition at line 308 of file FBEngine.hpp.
Referenced by clean(), getEntClosestPt(), getEntTgntU(), getEntURange(), getEntUtoXYZ(), initializeSmoothing(), and split_edge_at_point().
std::map< EntityHandle, SmoothFace* > moab::FBEngine::_faces [private] |
Definition at line 307 of file FBEngine.hpp.
Referenced by clean(), getEntClosestPt(), getEntNrmlXYZ(), getPntRayIntsct(), initializeSmoothing(), and smooth_new_intx_points().
bool moab::FBEngine::_initialized [private] |
Definition at line 298 of file FBEngine.hpp.
Referenced by Init().
Interface* moab::FBEngine::_mbImpl [private] |
Definition at line 288 of file FBEngine.hpp.
Referenced by boundary_mesh_edges_on_face(), boundary_nodes_on_face(), BreakTriangle2(), chain_able_edge(), chain_two_edges(), compute_intersection_points(), create_new_gedge(), create_volume_with_direction(), delete_smooth_tags(), divide_triangle(), FBEngine(), find_vertex_set_for_node(), get_nodes_from_edge(), get_vert_edges(), getNumOfType(), moab_instance(), print_debug_triangle(), redistribute_boundary_edges_to_faces(), separate(), set_default_neumann_tags(), set_neumann_tags(), smooth_new_intx_points(), split_bedge_at_new_mesh_node(), split_boundary(), split_edge_at_mesh_node(), split_edge_at_point(), split_internal_edge(), split_quads(), split_surface(), split_surface_with_direction(), and weave_lateral_face_from_edges().
GeomTopoTool* moab::FBEngine::_my_geomTopoTool [private] |
Definition at line 295 of file FBEngine.hpp.
Referenced by chain_edges(), clean(), create_new_gedge(), create_volume_with_direction(), FBEngine(), get_gtt(), getAdjacentEntities(), getEgFcSense(), getEntBoundBox(), getEntClosestPt(), getEntities(), getEntNrmlXYZ(), getEntType(), getNumOfType(), getPntRayIntsct(), getRootSet(), Init(), initializeSmoothing(), redistribute_boundary_edges_to_faces(), set_default_neumann_tags(), split_bedge_at_new_mesh_node(), split_edge_at_mesh_node(), split_edge_at_point(), split_quads(), split_surface(), split_surface_with_direction(), and weave_lateral_face_from_edges().
Range moab::FBEngine::_my_gsets[5] [private] |
Definition at line 302 of file FBEngine.hpp.
Referenced by clean(), delete_smooth_tags(), getPntRayIntsct(), Init(), initializeSmoothing(), and split_quads().
Range moab::FBEngine::_newTriangles [private] |
Definition at line 313 of file FBEngine.hpp.
Referenced by BreakTriangle2(), divide_triangle(), separate(), and split_internal_edge().
Range moab::FBEngine::_piercedEdges [private] |
Definition at line 314 of file FBEngine.hpp.
Referenced by create_new_gedge(), split_surface(), and split_surface_with_direction().
Range moab::FBEngine::_piercedTriangles [private] |
Definition at line 312 of file FBEngine.hpp.
Referenced by compute_intersection_points(), divide_triangle(), separate(), split_internal_edge(), split_surface(), and split_surface_with_direction().
bool moab::FBEngine::_smooth [private] |
Definition at line 297 of file FBEngine.hpp.
Referenced by clean(), getEntClosestPt(), getEntNrmlXYZ(), getPntRayIntsct(), Init(), set_smooth(), split_edge_at_point(), split_surface(), and ~FBEngine().
SmoothCurve** moab::FBEngine::_smthCurve [private] |
Definition at line 310 of file FBEngine.hpp.
Referenced by clean(), and initializeSmoothing().
SmoothFace** moab::FBEngine::_smthFace [private] |
Definition at line 309 of file FBEngine.hpp.
Referenced by clean(), delete_smooth_tags(), and initializeSmoothing().
bool moab::FBEngine::_t_created [private] |
Definition at line 296 of file FBEngine.hpp.
Referenced by clean(), FBEngine(), and split_quads().
1.7.6.1.
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