static void multiwayMergeFiles(
std::vector < std::string > const & inputfilenames,
std::string const & outputfilename
)
{
typedef ::libmaus2::graph::TripleEdgeInput input_type;
typedef input_type::unique_ptr_type input_ptr_type;
::libmaus2::autoarray::AutoArray<input_ptr_type> inputs(inputfilenames.size());
for ( uint64_t i = 0; i < inputfilenames.size(); ++i )
{
input_ptr_type tinputsi (
new input_type ( inputfilenames[i] , 32*1024 )
);
inputs[i] = UNIQUE_PTR_MOVE(tinputsi);
}
::libmaus2::autoarray::AutoArray < ::libmaus2::graph::TripleEdge > triples(inputfilenames.size());
::libmaus2::autoarray::AutoArray < bool > ok(inputfilenames.size());
::libmaus2::graph::TripleEdgeOutputMerge output(outputfilename, 32*1024);
for ( uint64_t i = 0; i < inputfilenames.size(); ++i )
ok [i] = inputs[i]->getNextTriple ( triples[i] );
while ( anyTrue ( ok ) )
{
uint64_t const minidx = minOk(ok,triples);
output.write ( triples[minidx] );
ok[minidx] = inputs[minidx]->getNextTriple( triples[minidx] );
}
}
bool for_each_span_while( Pred f) const
{
if( size() < 2)
return false;
bezier::curve_t<Imath::V2f> span;
for( shape_t::const_triple_iterator it( triples().begin()); it != triples().end()-1; )
{
span.p[0] = it->p1();
span.p[1] = it->p2();
++it;
span.p[2] = it->p0();
span.p[3] = it->p1();
if( f( span))
return true;
}
if( closed())
{
span.p[0] = triples().back().p1();
span.p[1] = triples().back().p2();
span.p[2] = triples().front().p0();
span.p[3] = triples().front().p1();
if( f( span))
return true;
}
return false;
}
