MOAB: Mesh Oriented datABase
(version 5.2.1)
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00001 #include "UnstructuredElemSeq.hpp" 00002 #include "SequenceData.hpp" 00003 #include "moab/CN.hpp" 00004 00005 namespace moab 00006 { 00007 00008 UnstructuredElemSeq::UnstructuredElemSeq( EntityHandle shandle, EntityID entity_count, unsigned nodes_per_entity, 00009 SequenceData* dat ) 00010 : ElementSequence( shandle, entity_count, nodes_per_entity, dat ) 00011 { 00012 } 00013 00014 UnstructuredElemSeq::UnstructuredElemSeq( EntityHandle shandle, EntityID entity_count, unsigned nodes_per_entity, 00015 EntityID data_size ) 00016 : ElementSequence( shandle, entity_count, nodes_per_entity, 00017 new SequenceData( 1, shandle, shandle + data_size - 1 ) ) 00018 { 00019 data()->create_sequence_data( 0, nodes_per_entity * sizeof( EntityHandle ) ); 00020 } 00021 00022 UnstructuredElemSeq::~UnstructuredElemSeq() {} 00023 00024 int UnstructuredElemSeq::values_per_entity() const 00025 { 00026 return nodes_per_element(); 00027 } 00028 00029 EntitySequence* UnstructuredElemSeq::split( EntityHandle here ) 00030 { 00031 if( here <= start_handle() || here > end_handle() ) return 0; 00032 00033 return new UnstructuredElemSeq( *this, here ); 00034 } 00035 00036 SequenceData* UnstructuredElemSeq::create_data_subset( EntityHandle start, EntityHandle end ) const 00037 { 00038 int esize = nodes_per_element() * sizeof( EntityHandle ); 00039 return data()->subset( start, end, &esize ); 00040 } 00041 00042 void UnstructuredElemSeq::get_const_memory_use( unsigned long& bytes_per_entity, unsigned long& size_of_sequence ) const 00043 { 00044 bytes_per_entity = nodes_per_element() * sizeof( EntityHandle ); 00045 size_of_sequence = sizeof( *this ); 00046 } 00047 00048 ErrorCode UnstructuredElemSeq::get_connectivity( EntityHandle handle, std::vector< EntityHandle >& connect, 00049 bool topological ) const 00050 { 00051 EntityHandle const* conn = get_array() + nodes_per_element() * ( handle - start_handle() ); 00052 int len = topological ? CN::VerticesPerEntity( type() ) : nodes_per_element(); 00053 connect.reserve( connect.size() + len ); 00054 std::copy( conn, conn + len, std::back_inserter( connect ) ); 00055 return MB_SUCCESS; 00056 } 00057 00058 ErrorCode UnstructuredElemSeq::get_connectivity( EntityHandle handle, EntityHandle const*& conn_ptr, int& len, 00059 bool topological, std::vector< EntityHandle >* ) const 00060 { 00061 conn_ptr = get_array() + nodes_per_element() * ( handle - start_handle() ); 00062 len = topological ? CN::VerticesPerEntity( type() ) : nodes_per_element(); 00063 return MB_SUCCESS; 00064 } 00065 00066 ErrorCode UnstructuredElemSeq::set_connectivity( EntityHandle handle, EntityHandle const* connect, int connect_length ) 00067 { 00068 if( (unsigned)connect_length != nodes_per_element() ) return MB_INDEX_OUT_OF_RANGE; 00069 EntityHandle* conn_ptr = get_array() + nodes_per_element() * ( handle - start_handle() ); 00070 std::copy( connect, connect + connect_length, conn_ptr ); 00071 return MB_SUCCESS; 00072 } 00073 00074 EntityHandle* UnstructuredElemSeq::get_connectivity_array() 00075 { 00076 return get_array(); 00077 } 00078 00079 ErrorCode UnstructuredElemSeq::push_back( EntityID count ) 00080 { 00081 return EntitySequence::append_entities( count ); 00082 } 00083 00084 ErrorCode UnstructuredElemSeq::push_front( EntityID count ) 00085 { 00086 return EntitySequence::prepend_entities( count ); 00087 } 00088 00089 } // namespace moab