35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECDVECCROSSEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_SVECDVECCROSSEXPR_H_ 85 template<
typename VT1
88 class SVecDVecCrossExpr
89 :
public CrossExpr< DenseVector< SVecDVecCrossExpr<VT1,VT2,TF>, TF > >
145 enum :
bool { simdEnabled =
false };
148 enum :
bool { smpAssignable =
false };
177 else if( index == 1UL )
178 return lhs_[2UL] * rhs_[0UL] -
lhs_[0UL] * rhs_[2UL];
180 return lhs_[0UL] * rhs_[1UL] -
lhs_[1UL] * rhs_[0UL];
195 return (*
this)[index];
204 inline constexpr
size_t size() const noexcept {
235 template<
typename T >
236 inline bool canAlias(
const T* alias )
const noexcept {
237 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
247 template<
typename T >
248 inline bool isAliased(
const T* alias )
const noexcept {
249 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
271 template<
typename VT >
282 (~lhs)[0] = x[1UL]*y[2UL] - x[2UL]*y[1UL];
283 (~lhs)[1] = x[2UL]*y[0UL] - x[0UL]*y[2UL];
284 (~lhs)[2] = x[0UL]*y[1UL] - x[1UL]*y[0UL];
301 template<
typename VT >
331 template<
typename VT >
342 (~lhs)[0] += x[1UL]*y[2UL] - x[2UL]*y[1UL];
343 (~lhs)[1] += x[2UL]*y[0UL] - x[0UL]*y[2UL];
344 (~lhs)[2] += x[0UL]*y[1UL] - x[1UL]*y[0UL];
365 template<
typename VT >
376 (~lhs)[0] -= x[1UL]*y[2UL] - x[2UL]*y[1UL];
377 (~lhs)[1] -= x[2UL]*y[0UL] - x[0UL]*y[2UL];
378 (~lhs)[2] -= x[0UL]*y[1UL] - x[1UL]*y[0UL];
399 template<
typename VT >
410 (~lhs)[0] *= x[1UL]*y[2UL] - x[2UL]*y[1UL];
411 (~lhs)[1] *= x[2UL]*y[0UL] - x[0UL]*y[2UL];
412 (~lhs)[2] *= x[0UL]*y[1UL] - x[1UL]*y[0UL];
433 template<
typename VT >
444 (~lhs)[0] /= x[1UL]*y[2UL] - x[2UL]*y[1UL];
445 (~lhs)[1] /= x[2UL]*y[0UL] - x[0UL]*y[2UL];
446 (~lhs)[2] /= x[0UL]*y[1UL] - x[1UL]*y[0UL];
502 template<
typename VT1
505 inline decltype(
auto)
510 if( (~lhs).
size() != 3UL || (~rhs).
size() != 3UL ) {
546 template<
typename VT1
566 template<
typename VT1,
typename VT2,
bool TF >
567 struct Size< SVecDVecCrossExpr<VT1,VT2,TF> >
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.This macro encapsulates the default way o...
Definition: Exception.h:235
Header file for auxiliary alias declarations.
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:70
Header file for basic type definitions.
constexpr size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecDVecCrossExpr.h:204
ResultType_< VT1 > RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecDVecCrossExpr.h:94
Header file for the serial shim.
ReturnType_< VT1 > RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecDVecCrossExpr.h:96
LeftOperand lhs_
Left-hand side sparse vector of the cross product expression.
Definition: SVecDVecCrossExpr.h:255
Expression object for sparse vector-dense vector cross products.The SVecDVecCrossExpr class represent...
Definition: Forward.h:131
Header file for the DenseVector base class.
ElementType_< ResultType > ElementType
Resulting element type.
Definition: SVecDVecCrossExpr.h:122
ResultType_< VT2 > RT2
Result type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:95
If_< IsComputation< VT2 >, const StaticVector< ET2, 3UL, TF >, CT2 > RT
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:140
Header file for the Computation base class.
ReturnType_< VT2 > RN2
Return type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:97
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:343
typename IfTrue< Condition, T1, T2 >::Type IfTrue_
Auxiliary alias declaration for the IfTrue class template.The IfTrue_ alias declaration provides a co...
Definition: If.h:109
Efficient implementation of a fixed-sized vector.The StaticVector class template is the representatio...
Definition: Forward.h:61
ElementType_< VT2 > ET2
Element type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:101
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:363
Constraint on the transpose flag of vector types.
typename SubExprTrait< T1, T2 >::Type SubExprTrait_
Auxiliary alias declaration for the SubExprTrait class template.The SubExprTrait_ alias declaration p...
Definition: SubExprTrait.h:112
typename MultExprTrait< T1, T2 >::Type MultExprTrait_
Auxiliary alias declaration for the MultExprTrait class template.The MultExprTrait_ alias declaration...
Definition: MultExprTrait.h:112
Header file for the MultExprTrait class template.
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
Header file for the IsTemporary type trait class.
CompositeType_< VT2 > CT2
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:99
RightOperand rhs_
Right-hand side dense vector of the cross product expression.
Definition: SVecDVecCrossExpr.h:256
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
If_< IsExpression< VT1 >, const VT1, const VT1 &> LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecCrossExpr.h:131
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.This macro encapsulates the default way of Bl...
Definition: Exception.h:331
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecDVecCrossExpr.h:248
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
SVecDVecCrossExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the SVecDVecCrossExpr class.
Definition: SVecDVecCrossExpr.h:157
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional vector type...
Definition: SparseVector.h:61
Constraint on the data type.
If_< IsExpression< VT2 >, const VT2, const VT2 &> RightOperand
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecCrossExpr.h:134
Constraint on the data type.
Header file for the exception macros of the math module.
typename CrossTrait< T1, T2 >::Type CrossTrait_
Auxiliary alias declaration for the CrossTrait class template.The CrossTrait_ alias declaration provi...
Definition: CrossTrait.h:159
Constraint on the data type.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the CrossExpr base class.
SubExprTrait_< MultExprTrait_< RN1, RN2 >, MultExprTrait_< RN1, RN2 > > ExprReturnType
Expression return type for the subscript operator.
Definition: SVecDVecCrossExpr.h:114
Header file for the PtrdiffT class template.
Header file for all forward declarations for dense vectors and matrices.
Header file for run time assertion macros.
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecDVecCrossExpr.h:236
Header file for the cross product trait.
typename If< T1, T2, T3 >::Type If_
Auxiliary alias declaration for the If class template.The If_ alias declaration provides a convenient...
Definition: If.h:154
Compile time integral constant wrapper for ptrdiff_t.The PtrdiffT class template represents an integr...
Definition: PtrdiffT.h:72
CrossTrait_< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SVecDVecCrossExpr.h:120
const IfTrue_< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SVecDVecCrossExpr.h:125
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:94
ElementType_< VT1 > ET1
Element type of the left-hand side sparse vector expression.
Definition: SVecDVecCrossExpr.h:100
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:819
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.In case the given data type T requires an intermediate evaluation within ...
Definition: RequiresEvaluation.h:81
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecDVecCrossExpr.h:128
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecDVecCrossExpr.h:172
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse vector operand.
Definition: SVecDVecCrossExpr.h:214
RightOperand rightOperand() const noexcept
Returns the right-hand side dense vector operand.
Definition: SVecDVecCrossExpr.h:224
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:3082
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a dense, N-dimensional vector type...
Definition: DenseVector.h:61
CompositeType_< VT1 > CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecCrossExpr.h:98
TransposeType_< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SVecDVecCrossExpr.h:121
Header file for the IsComputation type trait class.
Compile time evaluation of the size of a vector.The Size type trait evaluates the size of the given v...
Definition: Size.h:74
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:130
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:423
Header file for the SubExprTrait class template.
Header file for the Size type trait.
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.In case the given data type T is not a dense or sparse vector type and in...
Definition: TransposeFlag.h:63
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.In case of an invalid run time expression, the program execution is terminated. The BLAZE_INTERNAL_ASSERT macro can be disabled by setting the BLAZE_USER_ASSERTION flag to zero or by defining NDEBUG during the compilation.
Definition: Assert.h:101
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecDVecCrossExpr.h:191
decltype(auto) cross(const DenseVector< VT1, TF > &lhs, const DenseVector< VT2, TF > &rhs)
Cross product of two dense vectors ( ).
Definition: DVecDVecCrossExpr.h:545