Constructors |
XVec(real_type f) |
Constructs a vector with every componenent having the value f . |
XVec(real_type f0, real_type f1) |
Constructs a vector with components (f0,f1) . |
XVec(real_type f0, real_type f1, real_type f2) |
Constructs a vector with components (f0,f1,f2) . |
XVec(real_type f0, real_type f1, real_type f2, real_type f3) |
Constructs a vector with components (f0,f1,f2,f3). |
XVec(const XVec& c) |
Constructs a vector. It is the copy constructor. |
XVec(const real_type* a) |
Constructs a vector with components from the array a[] . |
Accessors |
real_type& operator() (const int i) |
Returns the ith component. |
real_type operator() (const int i) const |
Returns the ith component. |
const real_type& ref() |
Returns a reference to the data. |
real_type& x() |
Returns the first component. |
real_type& y() |
Returns the second component. |
real_type& z() |
Returns the third component. |
real_type& w() |
Returns the fourth component. |
real_type& red() |
Returns the first component. |
real_type& green() |
Returns the second component. |
real_type& blue() |
Returns the third component. |
real_type& alpha() |
Returns the fourth component. |
operator real_type*() |
Returns a pointer to the internal data of the vector. |
operator const real_type*() |
Returns a constant pointer to the internal data of the vector. |
Operators |
XVec& operator=(const XVec& c) |
Assigns the components of c to this . |
bool operator==(const XVec& c) |
Performs component-wise comparison between this and c . |
bool operator!=(const XVec& c) |
Performs component-wise comparison between this and c . |
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XVec operator+(const XVec& c) |
Returns the sum of this and c . |
XVec operator-(const XVec& c) |
Returns the difference of this and c . |
XVec operator*(real_type s) |
Returns the product of this and the scalar s . |
friend XVec operator*(real_type s, const XVec& c) |
Returns the product of this and the scalar s . |
XVec operator/(real_type s) |
Returns the quotient of this and the scalar s . |
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XVec operator+=(const XVec& c) |
XVec operator-=(const XVec& c) |
XVec operator*=(real_type s) |
XVec operator/=(real_type s) |
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XVec operator*(const XVec& c) |
Returns the element-wise multiplication of this and c . |
XVec operator/(const XVec& c) |
Returns the element-wise quotient of this and c . |
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real_type dot(const XVec& c) |
Returns the dot product of this and c . |
XVec cross(const XVec& c) |
Returns the cross product of this and c ; it is only defined for 3-vectors. |
XVec operator-() const |
Returns the negative of this . |
Norm and Bounding Box |
real_type dot() |
Returns this dotted with itself, its norm squared. |
real_type norm() |
Returns the norm this . |
int normalize() |
Normalizes this . |
void bbox(XVec& cmin, XVec& cmax) const |
Updates the bounding box corners to include this . |