mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-11-29 23:42:38 +00:00
4597b03873
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
99 lines
2.2 KiB
C++
99 lines
2.2 KiB
C++
#pragma once
|
|
|
|
#ifdef _JK2EXE
|
|
# include "qcommon/qcommon.h"
|
|
#else
|
|
# include "game/g_shared.h"
|
|
#endif
|
|
|
|
#include <type_traits>
|
|
#include <memory>
|
|
|
|
namespace Zone
|
|
{
|
|
namespace detail
|
|
{
|
|
inline void* Malloc( int iSize, memtag_t eTag, qboolean bZeroit = qfalse )
|
|
{
|
|
#ifdef _JK2EXE
|
|
return Z_Malloc( iSize, eTag, bZeroit );
|
|
#else
|
|
return gi.Malloc( iSize, eTag, bZeroit );
|
|
#endif
|
|
}
|
|
inline int Free( void* pvAddress )
|
|
{
|
|
#ifdef _JK2EXE
|
|
return Z_Free( pvAddress );
|
|
#else
|
|
return gi.Free( pvAddress );
|
|
#endif
|
|
}
|
|
}
|
|
/**
|
|
Zone Deleter - for use with smart pointers.
|
|
*/
|
|
struct Deleter
|
|
{
|
|
void operator()( void* memory ) const NOEXCEPT
|
|
{
|
|
detail::Free( memory );
|
|
}
|
|
};
|
|
|
|
/**
|
|
Zone Allocator - for use with the STL
|
|
*/
|
|
template< typename T, memtag_t tag >
|
|
struct Allocator
|
|
{
|
|
Allocator() = default;
|
|
template< typename U >
|
|
Allocator( const Allocator< U, tag >& )
|
|
{
|
|
};
|
|
using value_type = T;
|
|
using is_always_equal = std::true_type;
|
|
T* allocate( std::size_t n ) const
|
|
{
|
|
void* mem = detail::Malloc( n * sizeof( T ), tag );
|
|
return static_cast< T* >( mem );
|
|
}
|
|
void deallocate( T* mem, std::size_t n ) const NOEXCEPT
|
|
{
|
|
Deleter{}( mem );
|
|
}
|
|
template< typename T2, memtag_t tag2 >
|
|
bool operator==( const Allocator< T2, tag2 >& ) const NOEXCEPT
|
|
{
|
|
return true; // free works regardless of size and tag
|
|
}
|
|
template< typename T2, memtag_t tag2 >
|
|
bool operator!=( const Allocator< T2, tag2 >& ) const NOEXCEPT
|
|
{
|
|
return false;
|
|
}
|
|
// I think the standard guarantees automatic generation of this, but MSVC can't handle it.
|
|
template< typename U >
|
|
struct rebind
|
|
{
|
|
using other = Allocator< U, tag >;
|
|
};
|
|
};
|
|
|
|
template< typename T >
|
|
using UniquePtr = std::unique_ptr< T, Deleter >;
|
|
|
|
/**
|
|
make_unique using Zone Allocations (with appropriate deleter)
|
|
*/
|
|
template< typename T, memtag_t tag, typename... Args >
|
|
inline UniquePtr< T > make_unique( Args&&... args )
|
|
{
|
|
UniquePtr< void > memory( Allocator< T, tag >{}.allocate( 1 ) );
|
|
// placement new. may throw, in which case the unique_ptr will take care of freeing the memory.
|
|
T* obj = new( memory )T( std::forward< Args >( args )... );
|
|
memory.release();
|
|
return UniquePtr< T >( obj );
|
|
}
|
|
}
|