35#ifndef _BLAZE_MATH_EXPRESSIONS_SVECSVECCROSSEXPR_H_
36#define _BLAZE_MATH_EXPRESSIONS_SVECSVECCROSSEXPR_H_
90 :
public CrossExpr< DenseVector< SVecSVecCrossExpr<VT1,VT2,TF>, TF > >
112 static constexpr bool returnExpr = ( !IsTemporary_v<RN1> && !IsTemporary_v<RN2> );
116 ( std::declval<RN1>() * std::declval<RN2>() ) );
184 else if( index == 1UL )
202 return (*
this)[index];
211 constexpr size_t size() const noexcept {
242 template<
typename T >
243 inline bool canAlias(
const T* alias )
const noexcept {
244 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
254 template<
typename T >
255 inline bool isAliased(
const T* alias )
const noexcept {
256 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
278 template<
typename VT >
289 (*lhs)[0] = x[1UL]*y[2UL] - x[2UL]*y[1UL];
290 (*lhs)[1] = x[2UL]*y[0UL] - x[0UL]*y[2UL];
291 (*lhs)[2] = x[0UL]*y[1UL] - x[1UL]*y[0UL];
308 template<
typename VT >
338 template<
typename VT >
339 friend inline void addAssign( DenseVector<VT,TF>& lhs,
const SVecSVecCrossExpr& rhs )
349 (*lhs)[0] += x[1UL]*y[2UL] - x[2UL]*y[1UL];
350 (*lhs)[1] += x[2UL]*y[0UL] - x[0UL]*y[2UL];
351 (*lhs)[2] += x[0UL]*y[1UL] - x[1UL]*y[0UL];
372 template<
typename VT >
373 friend inline void subAssign( DenseVector<VT,TF>& lhs,
const SVecSVecCrossExpr& rhs )
383 (*lhs)[0] -= x[1UL]*y[2UL] - x[2UL]*y[1UL];
384 (*lhs)[1] -= x[2UL]*y[0UL] - x[0UL]*y[2UL];
385 (*lhs)[2] -= x[0UL]*y[1UL] - x[1UL]*y[0UL];
406 template<
typename VT >
407 friend inline void multAssign( DenseVector<VT,TF>& lhs,
const SVecSVecCrossExpr& rhs )
417 (*lhs)[0] *= x[1UL]*y[2UL] - x[2UL]*y[1UL];
418 (*lhs)[1] *= x[2UL]*y[0UL] - x[0UL]*y[2UL];
419 (*lhs)[2] *= x[0UL]*y[1UL] - x[1UL]*y[0UL];
440 template<
typename VT >
441 friend inline void divAssign( DenseVector<VT,TF>& lhs,
const SVecSVecCrossExpr& rhs )
451 (*lhs)[0] /= x[1UL]*y[2UL] - x[2UL]*y[1UL];
452 (*lhs)[1] /= x[2UL]*y[0UL] - x[0UL]*y[2UL];
453 (*lhs)[2] /= x[0UL]*y[1UL] - x[1UL]*y[0UL];
497template<
typename VT1
500 , DisableIf_t< IsZero_v<VT1> || IsZero_v<VT2> >* =
nullptr >
501inline const SVecSVecCrossExpr<VT1,VT2,TF>
502 svecsveccross(
const SparseVector<VT1,TF>& lhs,
const SparseVector<VT2,TF>& rhs )
508 return SVecSVecCrossExpr<VT1,VT2,TF>( *lhs, *rhs );
527template<
typename VT1
530 , EnableIf_t< IsZero_v<VT1> || IsZero_v<VT2> >* =
nullptr >
532 svecsveccross(
const SparseVector<VT1,TF>& lhs,
const SparseVector<VT2,TF>& rhs )
540 using ReturnType =
const CrossTrait_t< ResultType_t<VT1>, ResultType_t<VT2> >;
545 return ReturnType( 3UL );
576template<
typename VT1
584 if( (*lhs).size() != 3UL || (*rhs).size() != 3UL ) {
588 return svecsveccross( *lhs, *rhs );
Header file for auxiliary alias declarations.
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.
Definition: Aliases.h:110
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.
Definition: Aliases.h:470
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.
Definition: Aliases.h:450
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.
Definition: Aliases.h:190
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.
Definition: Aliases.h:550
Header file for run time assertion macros.
Constraint on the transpose flag of vector types.
Header file for the cross product trait.
Header file for the EnableIf class template.
Header file for the function trace functionality.
Header file for the If class template.
Header file for the IsExpression type trait class.
Header file for the IsTemporary type trait class.
Deactivation of problematic macros.
Header file for the MAYBE_UNUSED function template.
Constraint on the data type.
Base class for N-dimensional dense vectors.
Definition: DenseVector.h:77
Expression object for sparse vector-sparse vector cross products.
Definition: SVecSVecCrossExpr.h:92
const StaticVector< ET2, 3UL, TF > RT
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:147
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecSVecCrossExpr.h:198
SVecSVecCrossExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the SVecSVecCrossExpr class.
Definition: SVecSVecCrossExpr.h:164
const StaticVector< ET1, 3UL, TF > LT
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:144
CompositeType_t< VT1 > CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:99
RightOperand rhs_
Right-hand side sparse vector of the cross product expression.
Definition: SVecSVecCrossExpr.h:263
RightOperand rightOperand() const noexcept
Returns the right-hand side sparse vector operand.
Definition: SVecSVecCrossExpr.h:231
LeftOperand lhs_
Left-hand side sparse vector of the cross product expression.
Definition: SVecSVecCrossExpr.h:262
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: SVecSVecCrossExpr.h:112
decltype((std::declval< RN1 >() *std::declval< RN2 >()) -(std::declval< RN1 >() *std::declval< RN2 >())) ExprReturnType
Expression return type for the subscript operator.
Definition: SVecSVecCrossExpr.h:116
constexpr size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecSVecCrossExpr.h:211
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:128
CompositeType_t< VT2 > CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:100
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: SVecSVecCrossExpr.h:129
ReturnType_t< VT1 > RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:97
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecSVecCrossExpr.h:243
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecSVecCrossExpr.h:255
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse vector operand.
Definition: SVecSVecCrossExpr.h:221
ResultType_t< VT2 > RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:96
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:132
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecSVecCrossExpr.h:179
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: SVecSVecCrossExpr.h:152
If_t< IsExpression_v< VT1 >, const VT1, const VT1 & > LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:138
ElementType_t< VT1 > ET1
Element type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:101
If_t< IsExpression_v< VT2 >, const VT2, const VT2 & > RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:141
ReturnType_t< VT2 > RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:98
ElementType_t< VT2 > ET2
Element type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:102
ResultType_t< VT1 > RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:95
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecSVecCrossExpr.h:135
CrossTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:127
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: SVecSVecCrossExpr.h:155
Base class for sparse vectors.
Definition: SparseVector.h:72
Efficient implementation of a fixed-sized vector.
Definition: StaticVector.h:230
Constraint on the data type.
Constraint on the data type.
Constraint on the data type.
Header file for the Computation base class.
Header file for the CrossExpr base class.
Header file for the DenseVector base class.
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:812
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.
Definition: RequiresEvaluation.h:81
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.
Definition: TransposeFlag.h:63
#define BLAZE_CONSTRAINT_MUST_NOT_BE_ZERO_TYPE(T)
Constraint on the data type.
Definition: Zero.h:81
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_VECTOR_TYPE(T)
Constraint on the data type.
Definition: SparseVector.h:61
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.
Definition: DenseVector.h:61
#define BLAZE_CONSTRAINT_MUST_BE_ZERO_TYPE(T)
Constraint on the data type.
Definition: Zero.h:61
typename CrossTrait< T1, T2 >::Type CrossTrait_t
Auxiliary alias declaration for the CrossTrait class template.
Definition: CrossTrait.h:138
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.
Definition: Assert.h:101
constexpr void MAYBE_UNUSED(const Args &...)
Suppression of unused parameter warnings.
Definition: MaybeUnused.h:81
typename If< Condition >::template Type< T1, T2 > If_t
Auxiliary alias template for the If class template.
Definition: If.h:108
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.
Definition: Exception.h:331
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.
Definition: Exception.h:235
#define BLAZE_FUNCTION_TRACE
Function trace macro.
Definition: FunctionTrace.h:94
Header file for the exception macros of the math module.
Constraint on the data type.
Header file for all forward declarations for dense vectors and matrices.
Header file for all forward declarations for expression class templates.
Header file for the serial shim.
Base class for all compute expression templates.
Definition: Computation.h:68
Base class for all cross product expression templates.
Definition: CrossExpr.h:68
Header file for the IsZero type trait.
Header file for basic type definitions.