Implement main sorting functionality in SortedVector.

This commit is contained in:
Bartosz Taudul 2021-02-07 15:50:27 +01:00
parent e2db68e5f0
commit 90c873421c

View File

@ -1,29 +1,34 @@
#ifndef __TRACYSORTEDVECTOR_HPP__
#define __TRACYSORTEDVECTOR_HPP__
#include "TracySort.hpp"
#include "TracyVector.hpp"
namespace tracy
{
#pragma pack( 1 )
template<typename T>
template<typename T, class CompareDefault = std::less<T>>
class SortedVector
{
public:
using iterator = T*;
using const_iterator = const T*;
tracy_force_inline SortedVector() {}
tracy_force_inline SortedVector()
: sortedEnd( 0 )
{}
SortedVector( const SortedVector& ) = delete;
tracy_force_inline SortedVector( SortedVector&& src ) noexcept
: v( std::move( src.v ) )
, sortedEnd( src.sortedEnd )
{
}
tracy_force_inline SortedVector( const T& value )
: v( value )
, sortedEnd( 0 )
{
}
@ -31,13 +36,19 @@ public:
tracy_force_inline SortedVector& operator=( SortedVector&& src ) noexcept
{
v = std::move( src.v );
sortedEnd = src.sortedEnd;
return *this;
}
tracy_force_inline void swap( SortedVector& other ) { v.swap( other.v ); }
tracy_force_inline void swap( SortedVector& other )
{
v.swap( other.v );
std::swap( sortedEnd, other.sortedEnd );
}
tracy_force_inline bool empty() const { return v.empty(); }
tracy_force_inline size_t size() const { return v.size(); }
tracy_force_inline bool is_sorted() const { return sortedEnd == 0; }
/*
tracy_force_inline void set_size( size_t sz ) { v.set_size( sz ); }
@ -60,6 +71,22 @@ public:
tracy_force_inline T& operator[]( size_t idx ) { return v[idx]; }
tracy_force_inline const T& operator[]( size_t idx ) const { return v[idx]; }
tracy_force_inline void push_back( const T& val ) { push_back( val, CompareDefault() ); }
template<class Compare>
tracy_force_inline void push_back( const T& val, Compare comp )
{
if( sortedEnd != 0 || v.empty() || comp( v.back(), val ) )
{
v.push_back( val );
}
else
{
sortedEnd = (uint32_t)v.size();
v.push_back( val );
}
}
/*
tracy_force_inline void push_back( const T& val ) { v.push_back( val ); }
tracy_force_inline void push_back_non_empty( const T& val ) { v.push_back_non_empty( val ); }
@ -88,10 +115,32 @@ public:
template<size_t U>
tracy_force_inline void reserve_exact( uint32_t sz, Slab<U>& slab ) { v.reserve_exact( sz, slab ); }
tracy_force_inline void clear() { v.clear(); }
tracy_force_inline void clear() { v.clear(); sortedEnd = 0; }
tracy_force_inline void sort() { sort( CompareDefault() ); }
template<class Compare>
void sort( Compare comp )
{
assert( !is_sorted() );
const auto sb = v.begin();
const auto se = sb + sortedEnd;
const auto sl = se - 1;
const auto ue = v.end();
#ifdef NO_PARALLEL_SORT
pdqsort_branchless( se, ue, comp );
#else
std::sort( std::execution::par_unseq, se, ue, comp );
#endif
const auto ss = std::lower_bound( sb, se, *se, comp );
const auto uu = std::lower_bound( se, ue, *sl, comp );
std::inplace_merge( ss, se, uu, comp );
sortedEnd = 0;
}
private:
Vector<T> v;
uint32_t sortedEnd;
};
#pragma pack()