bit.h File Reference

Detailed Description

Implements helper functions for checking bits.

Copyright

(C) 2009 Radon Labs GmbH (C) 2013-2020 Individual contributors, see AUTHORS file

#include "core/types.h"

Go to the source code of this file.

Namespaces
namespace	Util
	A quad tree designed to return regions of free 2D space.

Functions
constexpr uint64_t	Util::SetBit (uint64_t mask, uint8_t bit)
constexpr bool	Util::HasBit (uint64_t mask, uint8_t bit)
constexpr uint32_t	Util::SetBit (uint32_t mask, uint8_t bit)
constexpr bool	Util::HasBit (uint32_t mask, uint8_t bit)
constexpr uint16_t	Util::SetBit (uint16_t mask, uint8_t bit)
constexpr bool	Util::HasBit (uint16_t mask, uint8_t bit)
constexpr int64_t	Util::SetBit (int64_t mask, uint8_t bit)
constexpr bool	Util::HasBit (int64_t mask, uint8_t bit)
constexpr int32_t	Util::SetBit (int32_t mask, uint8_t bit)
constexpr bool	Util::HasBit (int32_t mask, uint8_t bit)
constexpr int16_t	Util::SetBit (int16_t mask, uint8_t bit)
constexpr bool	Util::HasBit (int16_t mask, uint8_t bit)
constexpr uint32_t	Util::CountBits (uint32_t i)
template<typename T>
void	Util::HashCombine (uint32_t &s, const T &v)
	Combine hashes.
uint	Util::PopCnt (uint value)
uint64_t	Util::PopCnt (uint64_t value)
uint	Util::FirstBitSetIndex (uint value)
uint	Util::FirstBitSetIndex (uint64_t value)
uint	Util::LastBitSetIndex (uint value)
uint	Util::LastBitSetIndex (uint64_t value)
uint	Util::CountLeadingZeroes (uint value)
uint	Util::CountLeadingZeroes (uint64_t value)
uint	Util::CountTrailingZeroes (uint value)
uint	Util::CountTrailingZeroes (uint64_t value)
uint	Util::Lsb (uint value, byte bit)
uint	Util::BitmaskConvert (uint mask, const uint *table, const uint numEntries=0xFFFFFFFF)