static void merge_close_ranges_and_create_filter( struct reference_region * self, uint64_t merge_diff )
{
uint32_t n = VectorLength( &self->ranges );
uint32_t i = 0;
struct reference_range * a = NULL;
while ( i < n )
{
struct reference_range * b = VectorGet ( &self->ranges, i );
bool remove = false;
if ( a != NULL )
{
/* get the distance between a and b */
uint64_t d = range_distance( a, b );
remove = ( d < merge_diff );
if ( remove )
{
struct reference_range * r;
/* add the gap to the skip-vector of a */
struct skip_range * sr = make_skip_range( a->end + 1, b->start - 1 );
VectorAppend ( &( a->skip ), NULL, sr );
/* expand a to merge with b */
a->end = b->end;
/* remove b */
VectorRemove ( &self->ranges, i, (void**)&r );
free( r );
n--;
}
}
if ( !remove )
{
a = b;
++i;
}
}
}
inline typename ::sake::range_difference< R const >::type
adl(R const & r)
{ return range_distance(r); }
