Developer Documentation
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#include <OpenMesh/Core/Math/VectorT.hh>
Public Types | |
typedef Scalar | value_type |
the type of the scalar used in this template | |
typedef VectorT< Scalar, DIM > | vector_type |
type of this vector | |
Public Member Functions | |
template<typename T , typename ... Ts, typename = typename std::enable_if<sizeof...(Ts)+1 == DIM>::type, typename = typename std::enable_if< are_convertible_to<Scalar, T, Ts...>::value>::type> | |
constexpr | VectorT (T v, Ts... vs) |
constexpr | VectorT () |
default constructor creates uninitialized values. | |
VectorT (const Scalar &v) | |
VectorT (const VectorT &rhs)=default | |
VectorT (VectorT &&rhs)=default | |
VectorT & | operator= (const VectorT &rhs)=default |
VectorT & | operator= (VectorT &&rhs)=default |
template<typename S = Scalar, int D = DIM> | |
auto | homogenized () const -> typename std::enable_if< D==4, VectorT< decltype(std::declval< S >()/std::declval< S >()), DIM >>::type |
template<typename Iterator , typename = decltype( *std::declval<Iterator&>(), void(), ++std::declval<Iterator&>(), void())> | |
VectorT (Iterator it) | |
construct from a value array or any other iterator | |
VectorT (container &&_array) | |
construct from an array | |
template<typename otherScalarType , typename = typename std::enable_if< std::is_convertible<otherScalarType, Scalar>::value>> | |
VectorT (const VectorT< otherScalarType, DIM > &_rhs) | |
copy & cast constructor (explicit) | |
template<typename OtherScalar , typename = typename std::enable_if< std::is_convertible<OtherScalar, Scalar>::value>> | |
vector_type & | operator= (const VectorT< OtherScalar, DIM > &_rhs) |
cast from vector with a different scalar type | |
Scalar * | data () |
access to Scalar array | |
const Scalar * | data () const |
access to const Scalar array | |
Scalar & | operator[] (size_t _i) |
get i'th element read-write | |
const Scalar & | operator[] (size_t _i) const |
get i'th element read-only | |
bool | operator== (const vector_type &_rhs) const |
component-wise comparison | |
bool | operator!= (const vector_type &_rhs) const |
component-wise comparison | |
template<typename OtherScalar > | |
auto | operator*= (const OtherScalar &_s) -> typename std::enable_if< std::is_convertible< decltype(this->values_[0] *_s), Scalar >::value, VectorT< Scalar, DIM > &>::type |
component-wise self-multiplication with scalar | |
template<typename OtherScalar > | |
auto | operator/= (const OtherScalar &_s) -> typename std::enable_if< std::is_convertible< decltype(this->values_[0]/_s), Scalar >::value, VectorT< Scalar, DIM > &>::type |
component-wise self-division by scalar | |
template<typename OtherScalar > | |
std::enable_if< std::is_convertible< decltype(std::declval< Scalar >) *std::declval< OtherScalar >)), Scalar >::value, VectorT< Scalar, DIM > >::type | operator* (const OtherScalar &_s) const |
component-wise multiplication with scalar | |
template<typename OtherScalar > | |
std::enable_if< std::is_convertible< decltype(std::declval< Scalar >)/std::declval< OtherScalar >)), Scalar >::value, VectorT< Scalar, DIM > >::type | operator/ (const OtherScalar &_s) const |
component-wise division by with scalar | |
template<typename OtherScalar > | |
auto | operator*= (const VectorT< OtherScalar, DIM > &_rhs) -> typename std::enable_if< sizeof(decltype(this->values_[0] **_rhs.data())) >=0 |
component-wise self-multiplication | |
template<typename OtherScalar > | |
auto | operator/= (const VectorT< OtherScalar, DIM > &_rhs) -> typename std::enable_if< sizeof(decltype(this->values_[0]/*_rhs.data())) >=0 |
component-wise self-division | |
template<typename OtherScalar > | |
auto | operator-= (const VectorT< OtherScalar, DIM > &_rhs) -> typename std::enable_if< sizeof(decltype(this->values_[0] - *_rhs.data())) >=0 |
vector difference from this | |
template<typename OtherScalar > | |
auto | operator+= (const VectorT< OtherScalar, DIM > &_rhs) -> typename std::enable_if< sizeof(decltype(this->values_[0]+ *_rhs.data())) >=0 |
vector self-addition | |
template<typename OtherScalar > | |
auto | operator* (const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< sizeof(decltype(this->values_[0] **_rhs.data())) >=0 |
component-wise vector multiplication | |
template<typename OtherScalar > | |
auto | operator/ (const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< sizeof(decltype(this->values_[0]/*_rhs.data())) >=0 |
component-wise vector division | |
template<typename OtherScalar > | |
auto | operator+ (const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< sizeof(decltype(this->values_[0]+ *_rhs.data())) >=0 |
component-wise vector addition | |
template<typename OtherScalar > | |
auto | operator- (const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< sizeof(decltype(this->values_[0] - *_rhs.data())) >=0 |
component-wise vector difference | |
vector_type | operator- (void) const |
unary minus | |
template<typename OtherScalar > | |
auto | operator% (const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< DIM==3, VectorT< decltype((*this)[0] *_rhs[0] -(*this)[0] *_rhs[0]), DIM >>::type |
template<typename OtherScalar > | |
auto | cross (const VectorT< OtherScalar, DIM > &_rhs) const -> decltype(*this % _rhs) |
template<typename OtherScalar > | |
auto | operator| (const VectorT< OtherScalar, DIM > &_rhs) const -> decltype(*this->data() **_rhs.data()) |
template<typename OtherScalar > | |
auto | dot (const VectorT< OtherScalar, DIM > &_rhs) const -> decltype(*this|_rhs) |
template<typename Functor > | |
vector_type | apply (const Functor &_func) const |
component-wise apply function object with Scalar operator()(Scalar). | |
vector_type & | vectorize (const Scalar &_s) |
store the same value in each component (e.g. to clear all entries) | |
bool | operator< (const vector_type &_rhs) const |
lexicographical comparison | |
void | swap (VectorT &_other) noexcept(noexcept(std::swap(values_, _other.values_))) |
swap with another vector | |
template<> | |
VectorT< float, 3 > | operator% (const VectorT< float, 3 > &_rhs) const |
cross product for Vec3f | |
template<> | |
VectorT< double, 3 > | operator% (const VectorT< double, 3 > &_rhs) const |
cross product for Vec3d | |
Euclidean norm calculations | |
template<typename S = Scalar> | |
decltype(std::declval< S >() *std::declval< S >()) | sqrnorm () const |
compute squared euclidean norm | |
template<typename S = Scalar> | |
auto | norm () const -> decltype(std::sqrt(std::declval< VectorT< S, DIM >>().sqrnorm())) |
compute euclidean norm | |
template<typename S = Scalar> | |
auto | length () const -> decltype(std::declval< VectorT< S, DIM >>().norm()) |
compute squared euclidean norm | |
template<typename S = Scalar> | |
auto | normalize () -> decltype(*this/=std::declval< VectorT< S, DIM >>().norm()) |
template<typename S = Scalar> | |
auto | normalized () const -> decltype(*this/std::declval< VectorT< S, DIM >>().norm()) |
template<typename S = Scalar> | |
vector_type &::type | normalize_cond () |
compute squared euclidean norm | |
Non-Euclidean norm calculations | |
Scalar | l1_norm () const |
compute L1 (Manhattan) norm | |
Scalar | l8_norm () const |
compute l8_norm | |
Minimum maximum and mean | |
Scalar | max () const |
return the maximal component | |
Scalar | max_abs () const |
return the maximal absolute component | |
Scalar | min () const |
return the minimal component | |
Scalar | min_abs () const |
return the minimal absolute component | |
Scalar | mean () const |
return arithmetic mean | |
Scalar | mean_abs () const |
return absolute arithmetic mean | |
vector_type & | minimize (const vector_type &_rhs) |
minimize values: same as *this = min(*this, _rhs), but faster | |
bool | minimized (const vector_type &_rhs) |
minimize values and signalize coordinate minimization | |
vector_type & | maximize (const vector_type &_rhs) |
maximize values: same as *this = max(*this, _rhs), but faster | |
bool | maximized (const vector_type &_rhs) |
maximize values and signalize coordinate maximization | |
vector_type | min (const vector_type &_rhs) const |
component-wise min | |
vector_type | max (const vector_type &_rhs) const |
component-wise max | |
Static Public Member Functions | |
static constexpr int | dim () |
returns dimension of the vector (deprecated) | |
static constexpr size_t | size () |
returns dimension of the vector | |
static vector_type | vectorized (const Scalar &_s) |
store the same value in each component | |
Static Public Attributes | |
static constexpr const size_t | size_ = DIM |
Private Types | |
using | container = std::array< Scalar, DIM > |
Private Attributes | |
container | values_ |
Related Functions | |
(Note that these are not member functions.) | |
template<typename Scalar , int DIM> | |
Scalar | dot (const VectorT< Scalar, DIM > &_v1, const VectorT< Scalar, DIM > &_v2) |
template<typename LScalar , typename RScalar , int DIM> | |
auto | cross (const VectorT< LScalar, DIM > &_v1, const VectorT< RScalar, DIM > &_v2) -> decltype(_v1 % _v2) |
template<typename Scalar , int DIM> | |
void | swap (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) noexcept(noexcept(_v1.swap(_v2))) |
template<typename Scalar , int DIM> | |
Scalar | norm (const VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM> | |
Scalar | sqrnorm (const VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM, typename OtherScalar > | |
VectorT< Scalar, DIM > & | vectorize (VectorT< Scalar, DIM > &_v, OtherScalar const &_val) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | normalize (VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | maximize (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | minimize (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > | max (const VectorT< Scalar, DIM > &_v1, const VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > | min (const VectorT< Scalar, DIM > &_v1, const VectorT< Scalar, DIM > &_v2) |
template<typename Scalar1 , typename Scalar2 , int N> | |
VectorT< Scalar1, N > | operator* (Scalar2 _s, const VectorT< Scalar1, N > &_v) |
template<typename Scalar , int N> | |
Scalar | dot (const VectorT< Scalar, N > &_v1, const VectorT< Scalar, N > &_v2) |
template<typename Scalar , int N> | |
VectorT< Scalar, N > | cross (const VectorT< Scalar, N > &_v1, const VectorT< Scalar, N > &_v2) |
template<typename Scalar , int DIM> | |
Scalar | norm (const VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM> | |
Scalar | sqrnorm (const VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM, typename OtherScalar > | |
VectorT< Scalar, DIM > & | vectorize (VectorT< Scalar, DIM > &_v, OtherScalar const &_val) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | normalize (VectorT< Scalar, DIM > &_v) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | maximize (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > & | minimize (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > | max (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
template<typename Scalar , int DIM> | |
VectorT< Scalar, DIM > | min (VectorT< Scalar, DIM > &_v1, VectorT< Scalar, DIM > &_v2) |
A vector is an array of <N> values of type <Scalar>. The actual data is stored in an VectorDataT, this class just adds the necessary operators.
Definition at line 83 of file Vector11T.hh.
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Creates a vector with all components set to v.
Definition at line 134 of file Vector11T.hh.
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cross product: only defined for Vec3* as specialization
Definition at line 388 of file Vector11T.hh.
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compute scalar product
Definition at line 408 of file Vector11T.hh.
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Only for 4-component vectors with division operator on their Scalar: Dehomogenization.
Definition at line 148 of file Vector11T.hh.
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normalize vector, return normalized vector
Definition at line 453 of file Vector11T.hh.
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return normalized vector
Definition at line 464 of file Vector11T.hh.
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cross product: only defined for Vec3* as specialization
Definition at line 374 of file Vector11T.hh.
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compute scalar product
Definition at line 398 of file Vector11T.hh.
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symmetric version of the cross product
Definition at line 267 of file VectorT.hh.
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symmetric version of the cross product
Definition at line 732 of file Vector11T.hh.
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symmetric version of the dot product
Definition at line 258 of file VectorT.hh.
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symmetric version of the dot product
Definition at line 724 of file Vector11T.hh.
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non-member max
Definition at line 323 of file VectorT.hh.
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non-member max
Definition at line 789 of file Vector11T.hh.
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non-member maximize
Definition at line 307 of file VectorT.hh.
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non-member maximize
Definition at line 775 of file Vector11T.hh.
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non-member min
Definition at line 331 of file VectorT.hh.
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non-member min
Definition at line 796 of file Vector11T.hh.
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non-member minimize
Definition at line 315 of file VectorT.hh.
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non-member minimize
Definition at line 782 of file Vector11T.hh.
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non-member norm
Definition at line 275 of file VectorT.hh.
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non-member norm
Definition at line 748 of file Vector11T.hh.
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non-member normalize
Definition at line 299 of file VectorT.hh.
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non-member normalize
Definition at line 768 of file Vector11T.hh.
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scalar * vector
Definition at line 249 of file VectorT.hh.
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non-member sqrnorm
Definition at line 283 of file VectorT.hh.
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non-member sqrnorm
Definition at line 755 of file Vector11T.hh.
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non-member swap
Definition at line 740 of file Vector11T.hh.
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non-member vectorize
Definition at line 291 of file VectorT.hh.
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non-member vectorize
Definition at line 761 of file Vector11T.hh.