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147 | /* *****************************************************************
MESQUITE -- The Mesh Quality Improvement Toolkit
Copyright 2004 Sandia Corporation and Argonne National
Laboratory. Under the terms of Contract DE-AC04-94AL85000
with Sandia Corporation, the U.S. Government retains certain
rights in this software.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
(lgpl.txt) along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
[email protected], [email protected], [email protected],
[email protected], [email protected], [email protected]
***************************************************************** */
// -*- Mode : c++; tab-width: 3; c-tab-always-indent: t; indent-tabs-mode: nil; c-basic-offset: 3
// -*-
/*! \file Instruction.cpp
Default implementation for Instruction::loop_over_mesh( ParallelMesh* mesh, ...)
so we do not force every class that derives from Instruction to implement this
parallel function.
\author Martin Isenburg
\date 2008-04-03
*/
#include "Instruction.hpp"
#include "MeshInterface.hpp"
#include "MsqError.hpp"
#include "MsqVertex.hpp"
#include "Settings.hpp"
using namespace MBMesquite;
Instruction::~Instruction() {}
double Instruction::loop_over_mesh( ParallelMesh* mesh, MeshDomain* domain, const Settings* settings, MsqError& err )
{
MeshDomainAssoc mesh_and_domain = MeshDomainAssoc( (Mesh*)mesh, domain, false, true );
return loop_over_mesh( &mesh_and_domain, settings, err );
}
void Instruction::initialize_vertex_byte( MeshDomainAssoc* mesh_and_domain, const Settings* settings, MsqError& err )
{
std::vector< Mesh::VertexHandle > verts;
std::vector< unsigned char > bytes;
Mesh* mesh = mesh_and_domain->get_mesh();
MeshDomain* domain = mesh_and_domain->get_domain();
// Handle SLAVE_ALL first because we want to work with vertices
// in element connectivity lists rather than one big array of
// vertex handles.
bool use_existing_slaved_flag = false;
if( !settings || settings->get_slaved_ho_node_mode() == Settings::SLAVE_ALL )<--- Assuming that condition '!settings' is not redundant
{
std::vector< Mesh::ElementHandle > elems;
std::vector< size_t > junk;
mesh->get_all_elements( elems, err );MSQ_ERRRTN( err );
for( size_t i = 0; i < elems.size(); ++i )
{
EntityTopology type;
mesh->elements_get_topologies( &elems[i], &type, 1, err );MSQ_ERRRTN( err );
unsigned ncorner = TopologyInfo::corners( type );
verts.clear();
junk.clear();
mesh->elements_get_attached_vertices( &elems[i], 1, verts, junk, err );MSQ_ERRRTN( err );
if( ncorner < verts.size() && type != POLYGON ) use_existing_slaved_flag = true;
bytes.clear();
bytes.resize( verts.size(), 0 );
std::fill( bytes.begin() + TopologyInfo::corners( type ), bytes.end(), MsqVertex::MSQ_DEPENDENT );
mesh->vertices_set_byte( arrptr( verts ), arrptr( bytes ), verts.size(), err );MSQ_ERRRTN( err );
}
}
else if( settings && settings->get_slaved_ho_node_mode() == Settings::SLAVE_CALCULATED )<--- Condition 'settings' is always true
use_existing_slaved_flag = true;
std::vector< bool > flags;
verts.clear();
mesh->get_all_vertices( verts, err );MSQ_ERRRTN( err );
bytes.clear();
bytes.resize( verts.size(), 0 );
// Normally we start out with all bits cleared. However, if
// we're doing SLAVE_CALCULATED mode then we need to perserve
// the exinsting value of that bit because it was presumably
// set by a previous tool in the InstructionQueue. Also, if doing
// SLAVE_ALL, preserve the value we just set.
if( use_existing_slaved_flag )
{
mesh->vertices_get_byte( arrptr( verts ), arrptr( bytes ), verts.size(), err );MSQ_ERRRTN( err );
for( size_t i = 0; i < bytes.size(); ++i )
bytes[i] &= (unsigned char)MsqVertex::MSQ_DEPENDENT;
}
// If getting slaved flag for higher-order nodes from application,
// copy it into vertex byte now.
else if( settings && settings->get_slaved_ho_node_mode() == Settings::SLAVE_FLAG )
{
mesh->vertices_get_slaved_flag( arrptr( verts ), flags, verts.size(), err );MSQ_ERRRTN( err );
for( size_t i = 0; i < bytes.size(); ++i )
if( flags[i] ) bytes[i] |= (unsigned char)MsqVertex::MSQ_DEPENDENT;
}
// If using application-specified fixed flag, copy that into
// vertex byte now.
if( !settings || settings->get_fixed_vertex_mode() == Settings::FIXED_FLAG )
{
mesh->vertices_get_fixed_flag( arrptr( verts ), flags, verts.size(), err );MSQ_ERRRTN( err );
for( size_t i = 0; i < bytes.size(); ++i )
if( flags[i] ) bytes[i] |= (unsigned char)MsqVertex::MSQ_HARD_FIXED;
}
// otherwise need to mark vertices as fixed based on geometric domain
else
{
if( !domain )
{
MSQ_SETERR( err )
( "Request to fix vertices by domain classification "
"requres a domain.",
MsqError::INVALID_STATE );
return;
}
const unsigned short dim = settings->get_fixed_vertex_mode();
assert( dim < 4u );
std::vector< unsigned short > dof( verts.size() );
domain->domain_DoF( arrptr( verts ), arrptr( dof ), verts.size(), err );MSQ_ERRRTN( err );
for( size_t i = 0; i < bytes.size(); ++i )
if( dof[i] <= dim ) bytes[i] |= (unsigned char)MsqVertex::MSQ_HARD_FIXED;
}
// Copy flag values back to mesh instance
mesh->vertices_set_byte( arrptr( verts ), arrptr( bytes ), verts.size(), err );MSQ_ERRRTN( err );
}
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