#include <IceHPoint.h>

Inheritance diagram for HPoint:

Public Member Functions
inline_	HPoint ()
	Empty constructor. More...

inline_	HPoint (float _x, float _y, float _z, float _w=0.0f)
	Constructor from floats. More...

inline_	HPoint (const float f[4])
	Constructor from array. More...

inline_	HPoint (const Point &p, float _w=0.0f)
	Constructor from a Point. More...

inline_	~HPoint ()
	Destructor. More...

inline_ HPoint &	Zero ()
	Clear the point. More...

inline_ HPoint &	Set (float _x, float _y, float _z, float _w)
	Assignment from values. More...

inline_ HPoint &	Set (const float f[4])
	Assignment from array. More...

inline_ HPoint &	Set (const HPoint &src)
	Assignment from another h-point. More...

inline_ HPoint &	Add (float _x, float _y, float _z, float _w)
	Add a vector. More...

inline_ HPoint &	Add (const float f[4])
	Add a vector. More...

inline_ HPoint &	Sub (float _x, float _y, float _z, float _w)
	Subtract a vector. More...

inline_ HPoint &	Sub (const float f[4])
	Subtract a vector. More...

inline_ HPoint &	Mul (float s)
	Multiplies by a scalar. More...

float	Min () const
	Returns MIN(x, y, z, w);. More...

float	Max () const
	Returns MAX(x, y, z, w);. More...

HPoint &	Min (const HPoint &p)
	Sets each element to be componentwise minimum. More...

HPoint &	Max (const HPoint &p)
	Sets each element to be componentwise maximum. More...

inline_ float	SquareMagnitude () const
	Computes square magnitude. More...

inline_ float	Magnitude () const
	Computes magnitude. More...

inline_ HPoint &	Normalize ()
	Normalize the vector. More...

inline_ HPoint	operator- () const
	Operator for HPoint Negate = - HPoint;. More...

inline_ HPoint	operator+ (const HPoint &p) const
	Operator for HPoint Plus = HPoint + HPoint;. More...

inline_ HPoint	operator- (const HPoint &p) const
	Operator for HPoint Minus = HPoint - HPoint;. More...

inline_ HPoint	operator* (const HPoint &p) const
	Operator for HPoint Mul = HPoint * HPoint;. More...

inline_ HPoint	operator* (float s) const
	Operator for HPoint Scale = HPoint * float;. More...

inline_ HPoint	operator/ (const HPoint &p) const
	Operator for HPoint Div = HPoint / HPoint;. More...

inline_ HPoint	operator/ (float s) const
	Operator for HPoint Scale = HPoint / float;. More...

inline_ float	operator\| (const HPoint &p) const
	Operator for float DotProd = HPoint \| HPoint;. More...

inline_ HPoint &	operator+= (const HPoint &p)
	Operator for HPoint += HPoint;. More...

inline_ HPoint &	operator+= (float s)
	Operator for HPoint += float;. More...

inline_ HPoint &	operator-= (const HPoint &p)
	Operator for HPoint -= HPoint;. More...

inline_ HPoint &	operator-= (float s)
	Operator for HPoint -= float;. More...

inline_ HPoint &	operator*= (const HPoint &p)
	Operator for HPoint *= HPoint;. More...

inline_ HPoint &	operator*= (float s)
	Operator for HPoint *= float;. More...

inline_ HPoint &	operator/= (const HPoint &p)
	Operator for HPoint /= HPoint;. More...

inline_ HPoint &	operator/= (float s)
	Operator for HPoint /= float;. More...

Point	operator* (const Matrix3x3 &mat) const
	Operator for Point Mul = HPoint * Matrix3x3;. More...

HPoint	operator* (const Matrix4x4 &mat) const
	Operator for HPoint Mul = HPoint * Matrix4x4;. More...

HPoint &	operator*= (const Matrix4x4 &mat)
	Operator for HPoint *= Matrix4x4. More...

inline_ bool	operator== (const HPoint &p) const
	Operator for "if(HPoint==HPoint)". More...

inline_ bool	operator!= (const HPoint &p) const
	Operator for "if(HPoint!=HPoint)". More...

Public Member Functions inherited from Point
inline_	Point ()
	Empty constructor. More...

inline_	Point (float _x, float _y, float _z)
	Constructor from a single float. More...

inline_	Point (const float f[3])
	Constructor from array. More...

inline_	Point (const Point &p)
	Copy constructor. More...

inline_	~Point ()
	Destructor. More...

inline_ Point &	Zero ()
	Clears the vector. More...

inline_ Point &	SetPlusInfinity ()

inline_ Point &	SetMinusInfinity ()

Point &	PositiveUnitRandomVector ()
	Sets positive unit random vector. More...

Point &	UnitRandomVector ()
	Sets unit random vector. More...

inline_ Point &	Set (float _x, float _y, float _z)
	Assignment from values. More...

inline_ Point &	Set (const float f[3])
	Assignment from array. More...

inline_ Point &	Set (const Point &src)
	Assignment from another point. More...

inline_ Point &	Add (const Point &p)
	Adds a vector. More...

inline_ Point &	Add (float _x, float _y, float _z)
	Adds a vector. More...

inline_ Point &	Add (const float f[3])
	Adds a vector. More...

inline_ Point &	Add (const Point &p, const Point &q)
	Adds vectors. More...

inline_ Point &	Sub (const Point &p)
	Subtracts a vector. More...

inline_ Point &	Sub (float _x, float _y, float _z)
	Subtracts a vector. More...

inline_ Point &	Sub (const float f[3])
	Subtracts a vector. More...

inline_ Point &	Sub (const Point &p, const Point &q)
	Subtracts vectors. More...

inline_ Point &	Neg ()
	this = -this More...

inline_ Point &	Neg (const Point &a)
	this = -a More...

inline_ Point &	Mult (float s)
	Multiplies by a scalar. More...

inline_ Point &	Mult (const Point &a, float scalar)
	this = a * scalar More...

inline_ Point &	Mac (const Point &a, const Point &b, float scalar)
	this = a + b * scalar More...

inline_ Point &	Mac (const Point &a, float scalar)
	this = this + a * scalar More...

inline_ Point &	Msc (const Point &a, const Point &b, float scalar)
	this = a - b * scalar More...

inline_ Point &	Msc (const Point &a, float scalar)
	this = this - a * scalar More...

inline_ Point &	Mac2 (const Point &a, const Point &b, float scalarb, const Point &c, float scalarc)
	this = a + b * scalarb + c * scalarc More...

inline_ Point &	Msc2 (const Point &a, const Point &b, float scalarb, const Point &c, float scalarc)
	this = a - b * scalarb - c * scalarc More...

inline_ Point &	Mult (const Matrix3x3 &mat, const Point &a)
	this = mat * a More...

inline_ Point &	Mult2 (const Matrix3x3 &mat1, const Point &a1, const Matrix3x3 &mat2, const Point &a2)
	this = mat1 * a1 + mat2 * a2 More...

inline_ Point &	Mac (const Matrix3x3 &mat, const Point &a)
	this = this + mat * a More...

inline_ Point &	TransMult (const Matrix3x3 &mat, const Point &a)
	this = transpose(mat) * a More...

inline_ Point &	Lerp (const Point &a, const Point &b, float t)
	Linear interpolate between two vectors: this = a + t * (b - a) More...

inline_ Point &	Herp (const Point &p0, const Point &p1, const Point &p2, const Point &p3, float t)

inline_ Point &	Transform (const Point &r, const Matrix3x3 &rotpos, const Point &linpos)
	this = rotpos * r + linpos More...

inline_ Point &	InvTransform (const Point &r, const Matrix3x3 &rotpos, const Point &linpos)
	this = trans(rotpos) * (r - linpos) More...

inline_ float	Min () const
	Returns MIN(x, y, z);. More...

inline_ float	Max () const
	Returns MAX(x, y, z);. More...

inline_ Point &	Min (const Point &p)
	Sets each element to be componentwise minimum. More...

inline_ Point &	Max (const Point &p)
	Sets each element to be componentwise maximum. More...

inline_ Point &	Clamp (float min, float max)
	Clamps each element. More...

inline_ float	SquareMagnitude () const
	Computes square magnitude. More...

inline_ float	Magnitude () const
	Computes magnitude. More...

inline_ float	Volume () const
	Computes volume. More...

inline_ bool	ApproxZero () const
	Checks the point is near zero. More...

inline_ bool	IsZero () const
	Tests for exact zero vector. More...

inline_ bool	IsValid () const
	Checks point validity. More...

void	Tweak (udword coord_mask, udword tweak_mask)
	Slighty moves the point. More...

inline_ void	TweakBigger ()
	Slighty moves the point out. More...

inline_ void	TweakSmaller ()
	Slighty moves the point in. More...

inline_ Point &	Normalize ()
	Normalizes the vector. More...

inline_ Point &	SetLength (float length)
	Sets vector length. More...

inline_ Point &	ClampLength (float limit_length)
	Clamps vector length. More...

inline_ float	Distance (const Point &b) const
	Computes distance to another point. More...

inline_ float	SquareDistance (const Point &b) const
	Computes square distance to another point. More...

inline_ float	Dot (const Point &p) const
	Dot product dp = this\|a. More...

inline_ Point &	Cross (const Point &a, const Point &b)
	Cross product this = a x b. More...

inline_ udword	VectorCode () const
	Vector code ( bitmask = sign(z) \| sign(y) \| sign(x) ) More...

inline_ PointComponent	LargestAxis () const
	Returns largest axis. More...

inline_ PointComponent	ClosestAxis () const
	Returns closest axis. More...

inline_ PointComponent	SmallestAxis () const
	Returns smallest axis. More...

Point &	Refract (const Point &eye, const Point &n, float refractindex, Point &refracted)
	Refracts the point. More...

Point &	ProjectToPlane (const Plane &p)
	Projects the point onto a plane. More...

void	ProjectToScreen (float halfrenderwidth, float halfrenderheight, const Matrix4x4 &mat, HPoint &projected) const
	Projects the point onto the screen. More...

Point &	Unfold (Plane &p, Point &a, Point &b)
	Unfolds the point onto a plane according to edge(a,b) More...

inline_ udword	GetHashValue () const
	Hash function from Ville Miettinen. More...

void	SetNotUsed ()
	Stuff magic values in the point, marking it as explicitely not used. More...

bool	IsNotUsed () const
	Checks the point is marked as not used. More...

inline_ Point	operator- () const
	Unary operator for Point Negate = - Point. More...

inline_ Point	operator+ (const Point &p) const
	Operator for Point Plus = Point + Point. More...

inline_ Point	operator- (const Point &p) const
	Operator for Point Minus = Point - Point. More...

inline_ Point	operator* (const Point &p) const
	Operator for Point Mul = Point * Point. More...

inline_ Point	operator* (float s) const
	Operator for Point Scale = Point * float. More...

inline_ Point	operator/ (const Point &p) const
	Operator for Point Div = Point / Point. More...

inline_ Point	operator/ (float s) const
	Operator for Point Scale = Point / float. More...

inline_ float	operator\| (const Point &p) const
	Operator for float DotProd = Point \| Point. More...

inline_ Point	operator^ (const Point &p) const
	Operator for Point VecProd = Point ^ Point. More...

inline_ Point &	operator+= (const Point &p)
	Operator for Point += Point. More...

inline_ Point &	operator+= (float s)
	Operator for Point += float. More...

inline_ Point &	operator-= (const Point &p)
	Operator for Point -= Point. More...

inline_ Point &	operator-= (float s)
	Operator for Point -= float. More...

inline_ Point &	operator*= (const Point &p)
	Operator for Point *= Point. More...

inline_ Point &	operator*= (float s)
	Operator for Point *= float. More...

inline_ Point &	operator/= (const Point &p)
	Operator for Point /= Point. More...

inline_ Point &	operator/= (float s)
	Operator for Point /= float. More...

inline_ bool	operator== (const Point &p) const
	Operator for "if(Point==Point)". More...

inline_ bool	operator!= (const Point &p) const
	Operator for "if(Point!=Point)". More...

inline_ Point	operator* (const Matrix3x3 &mat) const
	Operator for Point Mul = Point * Matrix3x3. More...

inline_ Point	operator* (const Matrix4x4 &mat) const
	Operator for Point Mul = Point * Matrix4x4. More...

inline_ Point &	operator*= (const Matrix3x3 &mat)
	Operator for Point *= Matrix3x3. More...

inline_ Point &	operator*= (const Matrix4x4 &mat)
	Operator for Point *= Matrix4x4. More...

	operator HPoint () const
	Cast a Point to a HPoint. w is set to zero. More...

inline_ float	operator[] (int n) const

inline_ float &	operator[] (int n)

bool	operator== (const Point &other)

bool	operator!= (const Point &other)

	Point ()

	Point (float cx, float cy)

Public Attributes
float	w
	Cast a HPoint to a Point. w is discarded. More...

Public Attributes inherited from Point
float	x

float	y

float	z

Friends
inline_ friend HPoint	operator* (float s, const HPoint &p)
	Operator for HPoint Scale = float * HPoint;. More...

inline_ friend HPoint	operator/ (float s, const HPoint &p)
	Operator for HPoint Scale = float / HPoint;. More...

Detailed Description

Homogeneous point.

Use it:

for clipping in homogeneous space (standard way)
to differentiate between points (w=1) and vectors (w=0).
in some cases you can also use it instead of Point for padding reasons.

Author: Pierre Terdiman

Version: 1.0

Warning: No cross-product in 4D.; HPoint *= Matrix3x3 doesn't exist, the matrix is first casted to a 4x4

Definition at line 15 of file IceHPoint.h.

Constructor & Destructor Documentation

inline_ HPoint::HPoint ( )

inline

Empty constructor.

Definition at line 20 of file IceHPoint.h.

20 {}

inline_ HPoint::HPoint	(	float	_x,
		float	_y,
		float	_z,
		float	_w = `0.0f`
	)

inline

Constructor from floats.

Definition at line 22 of file IceHPoint.h.

22 : Point(_x, _y, _z), w(_w) {}

inline_ HPoint::HPoint ( const float f[4])

inline

Constructor from array.

Definition at line 24 of file IceHPoint.h.

24 : Point(f), w(f[3]) {}

inline_ HPoint::HPoint	(	const Point &	p,
		float	_w = `0.0f`
	)

inline

Constructor from a Point.

Definition at line 26 of file IceHPoint.h.

26 : Point(p), w(_w) {}

inline_ HPoint::~HPoint ( )

inline

Destructor.

Definition at line 28 of file IceHPoint.h.

28 {}

Member Function Documentation

inline_ HPoint& HPoint::Add	(	float	_x,
		float	_y,
		float	_z,
		float	_w
	)

inline

Add a vector.

Definition at line 41 of file IceHPoint.h.

References x, y, and z.

41 { x += _x; y += _y; z += _z; w += _w; return *this; }

inline_ HPoint& HPoint::Add ( const float f[4])

inline

Add a vector.

Definition at line 43 of file IceHPoint.h.

References _W, _X, _Y, _Z, x, y, and z.

43 { x += f[_X]; y += f[_Y]; z += f[_Z]; w += f[_W]; return *this; }

inline_ float HPoint::Magnitude ( ) const

inline

Computes magnitude.

Definition at line 65 of file IceHPoint.h.

References x, y, and z.

65 { return sqrtf(x*x + y*y + z*z + w*w); }

float HPoint::Max ( ) const

inline

Returns MAX(x, y, z, w);.

Definition at line 56 of file IceHPoint.h.

References MAX, x, y, and z.

56 { return MAX(x, MAX(y, MAX(z, w))); }

HPoint& HPoint::Max ( const HPoint & p)

inline

Sets each element to be componentwise maximum.

Definition at line 60 of file IceHPoint.h.

References MAX, w, x, Point::x, y, Point::y, z, and Point::z.

60 { x = MAX(x, p.x); y = MAX(y, p.y); z = MAX(z, p.z); w = MAX(w, p.w); return *this; }

float HPoint::Min ( ) const

inline

Returns MIN(x, y, z, w);.

Definition at line 54 of file IceHPoint.h.

References MIN, x, y, and z.

54 { return MIN(x, MIN(y, MIN(z, w))); }

HPoint& HPoint::Min ( const HPoint & p)

inline

Sets each element to be componentwise minimum.

Definition at line 58 of file IceHPoint.h.

References MIN, w, x, Point::x, y, Point::y, z, and Point::z.

58 { x = MIN(x, p.x); y = MIN(y, p.y); z = MIN(z, p.z); w = MIN(w, p.w); return *this; }

inline_ HPoint& HPoint::Mul ( float s)

inline

Multiplies by a scalar.

Definition at line 51 of file IceHPoint.h.

References x, y, and z.

51 { x *= s; y *= s; z *= s; w *= s; return *this; }

inline_ HPoint& HPoint::Normalize ( )

inline

Normalize the vector.

Definition at line 68 of file IceHPoint.h.

References M, Point::Magnitude(), x, y, and z.

                             {
                                 float M = Magnitude();
                                 if(M)
                                 {
                                     M = 1.0f / M;
                                     x *= M;
                                     y *= M;
                                     z *= M;
                                     w *= M;
                                 }
                                 return *this;
                             }

inline_ bool HPoint::operator!= ( const HPoint & p) const

inline

Operator for "if(HPoint!=HPoint)".

Definition at line 145 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

145 { return ( (x!=p.x)||(y!=p.y)||(z!=p.z)||(w!=p.w)); }

inline_ HPoint HPoint::operator* ( const HPoint & p) const

inline

Operator for HPoint Mul = HPoint * HPoint;.

Definition at line 92 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

92 { return HPoint(x * p.x, y * p.y, z * p.z, w * p.w); }

inline_ HPoint HPoint::operator* ( float s) const

inline

Operator for HPoint Scale = HPoint * float;.

Definition at line 94 of file IceHPoint.h.

References x, y, and z.

94 { return HPoint(x * s, y * s, z * s, w * s); }

Point HPoint::operator* ( const Matrix3x3 & mat) const

Operator for Point Mul = HPoint * Matrix3x3;.

HPoint HPoint::operator* ( const Matrix4x4 & mat) const

Operator for HPoint Mul = HPoint * Matrix4x4;.

inline_ HPoint& HPoint::operator*= ( const HPoint & p)

inline

Operator for HPoint *= HPoint;.

Definition at line 120 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

120 { x *= p.x; y *= p.y; z *= p.z; w *= p.w; return *this; }

inline_ HPoint& HPoint::operator*= ( float s)

inline

Operator for HPoint *= float;.

Definition at line 122 of file IceHPoint.h.

References x, y, and z.

122 { x*=s; y*=s; z*=s; w*=s; return *this; }

HPoint& HPoint::operator*= ( const Matrix4x4 & mat)

Operator for HPoint *= Matrix4x4.

inline_ HPoint HPoint::operator+ ( const HPoint & p) const

inline

Operator for HPoint Plus = HPoint + HPoint;.

Definition at line 87 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

87 { return HPoint(x + p.x, y + p.y, z + p.z, w + p.w); }

inline_ HPoint& HPoint::operator+= ( const HPoint & p)

inline

Operator for HPoint += HPoint;.

Definition at line 110 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

110 { x += p.x; y += p.y; z += p.z; w += p.w; return *this; }

inline_ HPoint& HPoint::operator+= ( float s)

inline

Operator for HPoint += float;.

Definition at line 112 of file IceHPoint.h.

References x, y, and z.

112 { x += s; y += s; z += s; w += s; return *this; }

inline_ HPoint HPoint::operator- ( ) const

inline

Operator for HPoint Negate = - HPoint;.

Definition at line 84 of file IceHPoint.h.

References x, y, and z.

84 { return HPoint(-x, -y, -z, -w); }

inline_ HPoint HPoint::operator- ( const HPoint & p) const

inline

Operator for HPoint Minus = HPoint - HPoint;.

Definition at line 89 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

89 { return HPoint(x - p.x, y - p.y, z - p.z, w - p.w); }

inline_ HPoint& HPoint::operator-= ( const HPoint & p)

inline

Operator for HPoint -= HPoint;.

Definition at line 115 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

115 { x -= p.x; y -= p.y; z -= p.z; w -= p.w; return *this; }

inline_ HPoint& HPoint::operator-= ( float s)

inline

Operator for HPoint -= float;.

Definition at line 117 of file IceHPoint.h.

References x, y, and z.

117 { x -= s; y -= s; z -= s; w -= s; return *this; }

inline_ HPoint HPoint::operator/ ( const HPoint & p) const

inline

Operator for HPoint Div = HPoint / HPoint;.

Definition at line 99 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

99 { return HPoint(x / p.x, y / p.y, z / p.z, w / p.w); }

inline_ HPoint HPoint::operator/ ( float s) const

inline

Operator for HPoint Scale = HPoint / float;.

Definition at line 101 of file IceHPoint.h.

References x, y, and z.

101 { s = 1.0f / s; return HPoint(x * s, y * s, z * s, w * s); }

inline_ HPoint& HPoint::operator/= ( const HPoint & p)

inline

Operator for HPoint /= HPoint;.

Definition at line 125 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

125 { x /= p.x; y /= p.y; z /= p.z; w /= p.w; return *this; }

inline_ HPoint& HPoint::operator/= ( float s)

inline

Operator for HPoint /= float;.

Definition at line 127 of file IceHPoint.h.

References x, y, and z.

127 { s = 1.0f / s; x*=s; y*=s; z*=s; w*=s; return *this; }

inline_ bool HPoint::operator== ( const HPoint & p) const

inline

Operator for "if(HPoint==HPoint)".

Definition at line 143 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

143 { return ( (x==p.x)&&(y==p.y)&&(z==p.z)&&(w==p.w)); }

inline_ float HPoint::operator| ( const HPoint & p) const

inline

Operator for float DotProd = HPoint | HPoint;.

Definition at line 106 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

106 { return x*p.x + y*p.y + z*p.z + w*p.w; }

inline_ HPoint& HPoint::Set	(	float	_x,
		float	_y,
		float	_z,
		float	_w
	)

inline

Assignment from values.

Definition at line 34 of file IceHPoint.h.

References x, y, and z.

34 { x = _x; y = _y; z = _z; w = _w; return *this; }

inline_ HPoint& HPoint::Set ( const float f[4])

inline

Assignment from array.

Definition at line 36 of file IceHPoint.h.

References _W, _X, _Y, _Z, x, y, and z.

36 { x = f[_X]; y = f[_Y]; z = f[_Z]; w = f[_W]; return *this; }

inline_ HPoint& HPoint::Set ( const HPoint & src)

inline

Assignment from another h-point.

Definition at line 38 of file IceHPoint.h.

References w, x, Point::x, y, Point::y, z, and Point::z.

38 { x = src.x; y = src.y; z = src.z; w = src.w; return *this; }

inline_ float HPoint::SquareMagnitude ( ) const

inline

Computes square magnitude.

Definition at line 63 of file IceHPoint.h.

References x, y, and z.

63 { return x*x + y*y + z*z + w*w; }

inline_ HPoint& HPoint::Sub	(	float	_x,
		float	_y,
		float	_z,
		float	_w
	)

inline

Subtract a vector.

Definition at line 46 of file IceHPoint.h.

References x, y, and z.

46 { x -= _x; y -= _y; z -= _z; w -= _w; return *this; }

inline_ HPoint& HPoint::Sub ( const float f[4])

inline

Subtract a vector.

Definition at line 48 of file IceHPoint.h.

References _W, _X, _Y, _Z, x, y, and z.

48 { x -= f[_X]; y -= f[_Y]; z -= f[_Z]; w -= f[_W]; return *this; }

inline_ HPoint& HPoint::Zero ( )

inline

Clear the point.

Definition at line 31 of file IceHPoint.h.

References x, y, and z.

31 { x = y = z = w = 0.0f; return *this; }

Friends And Related Function Documentation

inline_ friend HPoint operator*	(	float	s,
		const HPoint &	p
	)

friend

Operator for HPoint Scale = float * HPoint;.

Definition at line 96 of file IceHPoint.h.

96 { return HPoint(s * p.x, s * p.y, s * p.z, s * p.w); }

inline_ friend HPoint operator/	(	float	s,
		const HPoint &	p
	)

friend

Operator for HPoint Scale = float / HPoint;.

Definition at line 103 of file IceHPoint.h.

103 { return HPoint(s / p.x, s / p.y, s / p.z, s / p.w); }

Member Data Documentation

float HPoint::w

Cast a HPoint to a Point. w is discarded.

Definition at line 153 of file IceHPoint.h.

Referenced by Matrix4x4::GetCol(), Matrix4x4::GetRow(), Max(), Min(), operator!=(), operator*(), operator*=(), Matrix4x4::operator*=(), operator+(), operator+=(), operator-(), operator-=(), operator/(), operator/=(), operator==(), operator|(), Set(), Matrix4x4::SetCol(), Matrix4x4::SetRow(), and Matrix4x4::SetTrans().

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

src/cmd/collide2/Ice/IceHPoint.h

Public Member Functions

Public Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation