GLM_GTX_bit

Functions
GLM_FUNC_DECL int16	bitfieldInterleave (int8 x, int8 y)
GLM_FUNC_DECL uint16	bitfieldInterleave (uint8 x, uint8 y)
GLM_FUNC_DECL int32	bitfieldInterleave (int16 x, int16 y)
GLM_FUNC_DECL uint32	bitfieldInterleave (uint16 x, uint16 y)
GLM_FUNC_DECL int64	bitfieldInterleave (int32 x, int32 y)
GLM_FUNC_DECL uint64	bitfieldInterleave (uint32 x, uint32 y)
GLM_FUNC_DECL int32	bitfieldInterleave (int8 x, int8 y, int8 z)
GLM_FUNC_DECL uint32	bitfieldInterleave (uint8 x, uint8 y, uint8 z)
GLM_FUNC_DECL int64	bitfieldInterleave (int16 x, int16 y, int16 z)
GLM_FUNC_DECL uint64	bitfieldInterleave (uint16 x, uint16 y, uint16 z)
GLM_FUNC_DECL int64	bitfieldInterleave (int32 x, int32 y, int32 z)
GLM_FUNC_DECL uint64	bitfieldInterleave (uint32 x, uint32 y, uint32 z)
GLM_FUNC_DECL int32	bitfieldInterleave (int8 x, int8 y, int8 z, int8 w)
GLM_FUNC_DECL uint32	bitfieldInterleave (uint8 x, uint8 y, uint8 z, uint8 w)
GLM_FUNC_DECL int64	bitfieldInterleave (int16 x, int16 y, int16 z, int16 w)
GLM_FUNC_DECL uint64	bitfieldInterleave (uint16 x, uint16 y, uint16 z, uint16 w)
template<typename genType >
GLM_DEPRECATED GLM_FUNC_DECL genType	bitRevert (genType const &value)
template<typename genType >
GLM_FUNC_DECL genType	bitRotateLeft (genType const &In, std::size_t Shift)
template<typename genType >
GLM_FUNC_DECL genType	bitRotateRight (genType const &In, std::size_t Shift)
template<typename genIUType >
GLM_FUNC_DECL genIUType	fillBitfieldWithOne (genIUType const &Value, int const &FromBit, int const &ToBit)
template<typename genIUType >
GLM_FUNC_DECL genIUType	fillBitfieldWithZero (genIUType const &Value, int const &FromBit, int const &ToBit)
template<typename genType >
GLM_FUNC_DECL genType	highestBitValue (genType const &value)
template<typename genType >
GLM_FUNC_DECL bool	isPowerOfTwo (genType const &value)
template<typename genIType >
GLM_FUNC_DECL genIType	mask (genIType const &count)
template<typename genType >
GLM_FUNC_DECL genType	powerOfTwoAbove (genType const &value)
template<typename genType >
GLM_FUNC_DECL genType	powerOfTwoBelow (genType const &value)
template<typename genType >
GLM_FUNC_DECL genType	powerOfTwoNearest (genType const &value)

Detailed Description

Allow to perform bit operations on integer values.

<glm/gtx/bit.hpp> need to be included to use these functionalities.

Function Documentation

GLM_FUNC_DECL int16 glm::bitfieldInterleave	(	int8	x,
		int8	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint16 glm::bitfieldInterleave	(	uint8	x,
		uint8	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int32 glm::bitfieldInterleave	(	int16	x,
		int16	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint32 glm::bitfieldInterleave	(	uint16	x,
		uint16	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int64 glm::bitfieldInterleave	(	int32	x,
		int32	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint64 glm::bitfieldInterleave	(	uint32	x,
		uint32	y
	)

Interleaves the bits of x and y.

The first bit is the first bit of x followed by the first bit of y. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int32 glm::bitfieldInterleave	(	int8	x,
		int8	y,
		int8	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint32 glm::bitfieldInterleave	(	uint8	x,
		uint8	y,
		uint8	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int64 glm::bitfieldInterleave	(	int16	x,
		int16	y,
		int16	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint64 glm::bitfieldInterleave	(	uint16	x,
		uint16	y,
		uint16	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int64 glm::bitfieldInterleave	(	int32	x,
		int32	y,
		int32	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint64 glm::bitfieldInterleave	(	uint32	x,
		uint32	y,
		uint32	z
	)

Interleaves the bits of x, y and z.

The first bit is the first bit of x followed by the first bit of y and the first bit of z. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int32 glm::bitfieldInterleave	(	int8	x,
		int8	y,
		int8	z,
		int8	w
	)

Interleaves the bits of x, y, z and w.

The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint32 glm::bitfieldInterleave	(	uint8	x,
		uint8	y,
		uint8	z,
		uint8	w
	)

Interleaves the bits of x, y, z and w.

The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL int64 glm::bitfieldInterleave	(	int16	x,
		int16	y,
		int16	z,
		int16	w
	)

Interleaves the bits of x, y, z and w.

The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_FUNC_DECL uint64 glm::bitfieldInterleave	(	uint16	x,
		uint16	y,
		uint16	z,
		uint16	w
	)

Interleaves the bits of x, y, z and w.

The first bit is the first bit of x followed by the first bit of y, the first bit of z and finally the first bit of w. The other bits are interleaved following the previous sequence.

See Also

GLM_GTX_bit

GLM_DEPRECATED GLM_FUNC_DECL genType glm::bitRevert

(

genType const &

value

)

Revert all bits of any integer based type.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::bitRotateLeft	(	genType const &	In,
		std::size_t	Shift
	)

Rotate all bits to the left.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::bitRotateRight	(	genType const &	In,
		std::size_t	Shift
	)

Rotate all bits to the right.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genIUType glm::fillBitfieldWithOne	(	genIUType const &	Value,
		int const &	FromBit,
		int const &	ToBit
	)

Set to 1 a range of bits.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genIUType glm::fillBitfieldWithZero	(	genIUType const &	Value,
		int const &	FromBit,
		int const &	ToBit
	)

Set to 0 a range of bits.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::highestBitValue

(

genType const &

value

)

Find the highest bit set to 1 in a integer variable and return its value.

See Also

GLM_GTX_bit

GLM_FUNC_DECL bool glm::isPowerOfTwo

(

genType const &

value

)

Return true if the value is a power of two number.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genIType glm::mask

(

genIType const &

count

)

Build a mask of 'count' bits.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::powerOfTwoAbove

(

genType const &

value

)

Return the power of two number which value is just higher the input value.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::powerOfTwoBelow

(

genType const &

value

)

Return the power of two number which value is just lower the input value.

See Also

GLM_GTX_bit

GLM_FUNC_DECL genType glm::powerOfTwoNearest

(

genType const &

value

)

Return the power of two number which value is the closet to the input value.

See Also

GLM_GTX_bit