UVec4 Class Reference

#include <UVec4.h>

Public Types
using	Type = { uint32 mData[4]

Public Member Functions
	UVec4 ()=default
	Constructor.
	UVec4 (const UVec4 &inRHS)=default
UVec4 &	operator= (const UVec4 &inRHS)=default
JPH_INLINE	UVec4 (Type inRHS)
JPH_INLINE	UVec4 (uint32 inX, uint32 inY, uint32 inZ, uint32 inW)
	Create a vector from 4 integer components.
JPH_INLINE bool	operator== (UVec4Arg inV2) const
	Comparison.
JPH_INLINE bool	operator!= (UVec4Arg inV2) const
template<uint32 SwizzleX, uint32 SwizzleY, uint32 SwizzleZ, uint32 SwizzleW>
JPH_INLINE UVec4	Swizzle () const
	Swizzle the elements in inV.
JPH_INLINE uint32	GetX () const
	Get individual components.
JPH_INLINE uint32	GetY () const
JPH_INLINE uint32	GetZ () const
JPH_INLINE uint32	GetW () const
JPH_INLINE void	SetX (uint32 inX)
	Set individual components.
JPH_INLINE void	SetY (uint32 inY)
JPH_INLINE void	SetZ (uint32 inZ)
JPH_INLINE void	SetW (uint32 inW)
JPH_INLINE uint32	operator[] (uint inCoordinate) const
	Get component by index.
JPH_INLINE uint32 &	operator[] (uint inCoordinate)
JPH_INLINE UVec4	operator* (UVec4Arg inV2) const
	Multiplies each of the 4 integer components with an integer (discards any overflow)
JPH_INLINE UVec4	operator+ (UVec4Arg inV2)
	Adds an integer value to all integer components (discards any overflow)
JPH_INLINE UVec4 &	operator+= (UVec4Arg inV2)
	Add two integer vectors (component wise)
JPH_INLINE UVec4	SplatX () const
	Replicate the X component to all components.
JPH_INLINE UVec4	SplatY () const
	Replicate the Y component to all components.
JPH_INLINE UVec4	SplatZ () const
	Replicate the Z component to all components.
JPH_INLINE UVec4	SplatW () const
	Replicate the W component to all components.
JPH_INLINE Vec4	ToFloat () const
	Convert each component from an int to a float.
JPH_INLINE Vec4	ReinterpretAsFloat () const
	Reinterpret UVec4 as a Vec4 (doesn't change the bits)
JPH_INLINE void	StoreInt4 (uint32 *outV) const
	Store 4 ints to memory.
JPH_INLINE void	StoreInt4Aligned (uint32 *outV) const
	Store 4 ints to memory, aligned to 16 bytes.
JPH_INLINE bool	TestAnyTrue () const
	Test if any of the components are true (true is when highest bit of component is set)
JPH_INLINE bool	TestAnyXYZTrue () const
	Test if any of X, Y or Z components are true (true is when highest bit of component is set)
JPH_INLINE bool	TestAllTrue () const
	Test if all components are true (true is when highest bit of component is set)
JPH_INLINE bool	TestAllXYZTrue () const
	Test if X, Y and Z components are true (true is when highest bit of component is set)
JPH_INLINE int	CountTrues () const
	Count the number of components that are true (true is when highest bit of component is set)
JPH_INLINE int	GetTrues () const
	Store if X is true in bit 0, Y in bit 1, Z in bit 2 and W in bit 3 (true is when highest bit of component is set)
template<const uint Count>
JPH_INLINE UVec4	LogicalShiftLeft () const
	Shift all components by Count bits to the left (filling with zeros from the left)
template<const uint Count>
JPH_INLINE UVec4	LogicalShiftRight () const
	Shift all components by Count bits to the right (filling with zeros from the right)
template<const uint Count>
JPH_INLINE UVec4	ArithmeticShiftRight () const
	Shift all components by Count bits to the right (shifting in the value of the highest bit)
JPH_INLINE UVec4	Expand4Uint16Lo () const
	Takes the lower 4 16 bits and expands them to X, Y, Z and W.
JPH_INLINE UVec4	Expand4Uint16Hi () const
	Takes the upper 4 16 bits and expands them to X, Y, Z and W.
JPH_INLINE UVec4	Expand4Byte0 () const
	Takes byte 0 .. 3 and expands them to X, Y, Z and W.
JPH_INLINE UVec4	Expand4Byte4 () const
	Takes byte 4 .. 7 and expands them to X, Y, Z and W.
JPH_INLINE UVec4	Expand4Byte8 () const
	Takes byte 8 .. 11 and expands them to X, Y, Z and W.
JPH_INLINE UVec4	Expand4Byte12 () const
	Takes byte 12 .. 15 and expands them to X, Y, Z and W.
JPH_INLINE UVec4	ShiftComponents4Minus (int inCount) const
	Shift vector components by 4 - Count floats to the left, so if Count = 1 the resulting vector is (W, 0, 0, 0), when Count = 3 the resulting vector is (Y, Z, W, 0)
template<uint32 SwizzleX, uint32 SwizzleY, uint32 SwizzleZ, uint32 SwizzleW>
UVec4	Swizzle () const
template<const int Scale>
UVec4	sGatherInt4 (const uint32 *inBase, UVec4Arg inOffsets)
template<const uint Count>
UVec4	LogicalShiftLeft () const
template<const uint Count>
UVec4	LogicalShiftRight () const
template<const uint Count>
UVec4	ArithmeticShiftRight () const

Static Public Member Functions
static JPH_INLINE UVec4	sZero ()
	Vector with all zeros.
static JPH_INLINE UVec4	sReplicate (uint32 inV)
	Replicate int inV across all components.
static JPH_INLINE UVec4	sLoadInt (const uint32 *inV)
	Load 1 int from memory and place it in the X component, zeros Y, Z and W.
static JPH_INLINE UVec4	sLoadInt4 (const uint32 *inV)
	Load 4 ints from memory.
static JPH_INLINE UVec4	sLoadInt4Aligned (const uint32 *inV)
	Load 4 ints from memory, aligned to 16 bytes.
template<const int Scale>
static JPH_INLINE UVec4	sGatherInt4 (const uint32 *inBase, UVec4Arg inOffsets)
	Gather 4 ints from memory at inBase + inOffsets[i] * Scale.
static JPH_INLINE UVec4	sMin (UVec4Arg inV1, UVec4Arg inV2)
	Return the minimum value of each of the components.
static JPH_INLINE UVec4	sMax (UVec4Arg inV1, UVec4Arg inV2)
	Return the maximum of each of the components.
static JPH_INLINE UVec4	sEquals (UVec4Arg inV1, UVec4Arg inV2)
	Equals (component wise)
static JPH_INLINE UVec4	sSelect (UVec4Arg inV1, UVec4Arg inV2, UVec4Arg inControl)
	Component wise select, returns inV1 when highest bit of inControl = 0 and inV2 when highest bit of inControl = 1.
static JPH_INLINE UVec4	sOr (UVec4Arg inV1, UVec4Arg inV2)
	Logical or (component wise)
static JPH_INLINE UVec4	sXor (UVec4Arg inV1, UVec4Arg inV2)
	Logical xor (component wise)
static JPH_INLINE UVec4	sAnd (UVec4Arg inV1, UVec4Arg inV2)
	Logical and (component wise)
static JPH_INLINE UVec4	sNot (UVec4Arg inV1)
	Logical not (component wise)
static JPH_INLINE UVec4	sSort4True (UVec4Arg inValue, UVec4Arg inIndex)

Public Attributes
union {
Type   mValue
uint32   mU32 [4]
};

Friends
ostream &	operator<< (ostream &inStream, UVec4Arg inV)
	To String.

Member Typedef Documentation

Type

using UVec4::Type = { uint32 mData[4]

Constructor & Destructor Documentation

UVec4() [1/4]

UVec4::UVec4 ( )

default

Constructor.

Intentionally not initialized for performance reasons

UVec4() [2/4]

UVec4::UVec4 ( const UVec4 &  inRHS )

default

UVec4() [3/4]

JPH_INLINE UVec4::UVec4 ( Type  inRHS )

inline

UVec4() [4/4]

JPH_NAMESPACE_BEGIN UVec4::UVec4	(	uint32	inX,
		uint32	inY,
		uint32	inZ,
		uint32	inW
	)

Create a vector from 4 integer components.

Member Function Documentation

ArithmeticShiftRight() [1/2]

template<const uint Count>

JPH_INLINE UVec4 UVec4::ArithmeticShiftRight

(

)

const

Shift all components by Count bits to the right (shifting in the value of the highest bit)

ArithmeticShiftRight() [2/2]

template<const uint Count>

UVec4 UVec4::ArithmeticShiftRight

(

)

const

CountTrues()

int UVec4::CountTrues

(

)

const

Count the number of components that are true (true is when highest bit of component is set)

Expand4Byte0()

UVec4 UVec4::Expand4Byte0

(

)

const

Takes byte 0 .. 3 and expands them to X, Y, Z and W.

Expand4Byte12()

UVec4 UVec4::Expand4Byte12

(

)

const

Takes byte 12 .. 15 and expands them to X, Y, Z and W.

Expand4Byte4()

UVec4 UVec4::Expand4Byte4

(

)

const

Takes byte 4 .. 7 and expands them to X, Y, Z and W.

Expand4Byte8()

UVec4 UVec4::Expand4Byte8

(

)

const

Takes byte 8 .. 11 and expands them to X, Y, Z and W.

Expand4Uint16Hi()

UVec4 UVec4::Expand4Uint16Hi

(

)

const

Takes the upper 4 16 bits and expands them to X, Y, Z and W.

Expand4Uint16Lo()

UVec4 UVec4::Expand4Uint16Lo

(

)

const

Takes the lower 4 16 bits and expands them to X, Y, Z and W.

GetTrues()

int UVec4::GetTrues

(

)

const

Store if X is true in bit 0, Y in bit 1, Z in bit 2 and W in bit 3 (true is when highest bit of component is set)

GetW()

JPH_INLINE uint32 UVec4::GetW ( ) const

inline

GetX()

JPH_INLINE uint32 UVec4::GetX ( ) const

inline

Get individual components.

GetY()

JPH_INLINE uint32 UVec4::GetY ( ) const

inline

GetZ()

JPH_INLINE uint32 UVec4::GetZ ( ) const

inline

LogicalShiftLeft() [1/2]

template<const uint Count>

JPH_INLINE UVec4 UVec4::LogicalShiftLeft

(

)

const

Shift all components by Count bits to the left (filling with zeros from the left)

LogicalShiftLeft() [2/2]

template<const uint Count>

UVec4 UVec4::LogicalShiftLeft

(

)

const

LogicalShiftRight() [1/2]

template<const uint Count>

JPH_INLINE UVec4 UVec4::LogicalShiftRight

(

)

const

Shift all components by Count bits to the right (filling with zeros from the right)

LogicalShiftRight() [2/2]

template<const uint Count>

UVec4 UVec4::LogicalShiftRight

(

)

const

operator!=()

JPH_INLINE bool UVec4::operator!= ( UVec4Arg  inV2 ) const

inline

operator*()

UVec4 UVec4::operator*

(

UVec4Arg

inV2

)

const

Multiplies each of the 4 integer components with an integer (discards any overflow)

operator+()

UVec4 UVec4::operator+

(

UVec4Arg

inV2

)

Adds an integer value to all integer components (discards any overflow)

operator+=()

UVec4 & UVec4::operator+=

(

UVec4Arg

inV2

)

Add two integer vectors (component wise)

operator=()

UVec4 & UVec4::operator= ( const UVec4 &  inRHS )

default

operator==()

bool UVec4::operator==

(

UVec4Arg

inV2

)

const

Comparison.

operator[]() [1/2]

JPH_INLINE uint32 & UVec4::operator[] ( uint  inCoordinate )

inline

operator[]() [2/2]

JPH_INLINE uint32 UVec4::operator[] ( uint  inCoordinate ) const

inline

Get component by index.

ReinterpretAsFloat()

Vec4 UVec4::ReinterpretAsFloat

(

)

const

Reinterpret UVec4 as a Vec4 (doesn't change the bits)

sAnd()

UVec4 UVec4::sAnd ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Logical and (component wise)

sEquals()

UVec4 UVec4::sEquals ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Equals (component wise)

SetW()

JPH_INLINE void UVec4::SetW ( uint32  inW )

inline

SetX()

JPH_INLINE void UVec4::SetX ( uint32  inX )

inline

Set individual components.

SetY()

JPH_INLINE void UVec4::SetY ( uint32  inY )

inline

SetZ()

JPH_INLINE void UVec4::SetZ ( uint32  inZ )

inline

sGatherInt4() [1/2]

template<const int Scale>

static JPH_INLINE UVec4 UVec4::sGatherInt4 ( const uint32 *  inBase, UVec4Arg  inOffsets  )

static

Gather 4 ints from memory at inBase + inOffsets[i] * Scale.

sGatherInt4() [2/2]

template<const int Scale>

UVec4 UVec4::sGatherInt4	(	const uint32 *	inBase,
		UVec4Arg	inOffsets
	)

ShiftComponents4Minus()

UVec4 UVec4::ShiftComponents4Minus

(

int

inCount

)

const

Shift vector components by 4 - Count floats to the left, so if Count = 1 the resulting vector is (W, 0, 0, 0), when Count = 3 the resulting vector is (Y, Z, W, 0)

sLoadInt()

UVec4 UVec4::sLoadInt ( const uint32 *  inV )

static

Load 1 int from memory and place it in the X component, zeros Y, Z and W.

sLoadInt4()

UVec4 UVec4::sLoadInt4 ( const uint32 *  inV )

static

Load 4 ints from memory.

sLoadInt4Aligned()

UVec4 UVec4::sLoadInt4Aligned ( const uint32 *  inV )

static

Load 4 ints from memory, aligned to 16 bytes.

sMax()

UVec4 UVec4::sMax ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Return the maximum of each of the components.

sMin()

UVec4 UVec4::sMin ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Return the minimum value of each of the components.

sNot()

UVec4 UVec4::sNot ( UVec4Arg  inV1 )

static

Logical not (component wise)

sOr()

UVec4 UVec4::sOr ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Logical or (component wise)

SplatW()

UVec4 UVec4::SplatW

(

)

const

Replicate the W component to all components.

SplatX()

UVec4 UVec4::SplatX

(

)

const

Replicate the X component to all components.

SplatY()

UVec4 UVec4::SplatY

(

)

const

Replicate the Y component to all components.

SplatZ()

UVec4 UVec4::SplatZ

(

)

const

Replicate the Z component to all components.

sReplicate()

UVec4 UVec4::sReplicate ( uint32  inV )

static

Replicate int inV across all components.

sSelect()

UVec4 UVec4::sSelect ( UVec4Arg  inV1, UVec4Arg  inV2, UVec4Arg  inControl  )

static

Component wise select, returns inV1 when highest bit of inControl = 0 and inV2 when highest bit of inControl = 1.

sSort4True()

UVec4 UVec4::sSort4True ( UVec4Arg  inValue, UVec4Arg  inIndex  )

static

Sorts the elements in inIndex so that the values that correspond to trues in inValue are the first elements. The remaining elements will be set to inValue.w. I.e. if inValue = (true, false, true, false) and inIndex = (1, 2, 3, 4) the function returns (1, 3, 4, 4).

StoreInt4()

void UVec4::StoreInt4

(

uint32 *

outV

)

const

Store 4 ints to memory.

StoreInt4Aligned()

void UVec4::StoreInt4Aligned

(

uint32 *

outV

)

const

Store 4 ints to memory, aligned to 16 bytes.

Swizzle() [1/2]

template<uint32 SwizzleX, uint32 SwizzleY, uint32 SwizzleZ, uint32 SwizzleW>

JPH_INLINE UVec4 UVec4::Swizzle

(

)

const

Swizzle the elements in inV.

Swizzle() [2/2]

template<uint32 SwizzleX, uint32 SwizzleY, uint32 SwizzleZ, uint32 SwizzleW>

UVec4 UVec4::Swizzle

(

)

const

sXor()

UVec4 UVec4::sXor ( UVec4Arg  inV1, UVec4Arg  inV2  )

static

Logical xor (component wise)

sZero()

UVec4 UVec4::sZero ( )

static

Vector with all zeros.

TestAllTrue()

bool UVec4::TestAllTrue

(

)

const

Test if all components are true (true is when highest bit of component is set)

TestAllXYZTrue()

bool UVec4::TestAllXYZTrue

(

)

const

Test if X, Y and Z components are true (true is when highest bit of component is set)

TestAnyTrue()

bool UVec4::TestAnyTrue

(

)

const

Test if any of the components are true (true is when highest bit of component is set)

TestAnyXYZTrue()

bool UVec4::TestAnyXYZTrue

(

)

const

Test if any of X, Y or Z components are true (true is when highest bit of component is set)

ToFloat()

Vec4 UVec4::ToFloat

(

)

const

Convert each component from an int to a float.

Friends And Related Symbol Documentation

operator<<

ostream & operator<< ( ostream &  inStream, UVec4Arg  inV  )

friend

To String.

Member Data Documentation

[union]

union { ... } UVec4

mU32

uint32 UVec4::mU32[4]

mValue

Type UVec4::mValue

---

The documentation for this class was generated from the following files:

• Jolt/Math/UVec4.h
• Jolt/Math/UVec4.inl