35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECSVECCROSSEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECSVECCROSSEXPR_H_
79 template<
typename VT1
81 class SVecSVecCrossExpr :
public DenseVector< SVecSVecCrossExpr<VT1,VT2>, false >
139 enum { vectorizable = 0 };
142 enum { smpAssignable = 0 };
171 else if( index == 1UL )
172 return lhs_[2UL] * rhs_[0UL] -
lhs_[0UL] * rhs_[2UL];
174 return lhs_[0UL] * rhs_[1UL] -
lhs_[1UL] * rhs_[0UL];
214 template<
typename T >
216 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
226 template<
typename T >
228 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
250 template<
typename VT >
261 (~lhs)[0] = x[1UL]*y[2UL] - x[2UL]*y[1UL];
262 (~lhs)[1] = x[2UL]*y[0UL] - x[0UL]*y[2UL];
263 (~lhs)[2] = x[0UL]*y[1UL] - x[1UL]*y[0UL];
280 template<
typename VT >
310 template<
typename VT >
321 (~lhs)[0] += x[1UL]*y[2UL] - x[2UL]*y[1UL];
322 (~lhs)[1] += x[2UL]*y[0UL] - x[0UL]*y[2UL];
323 (~lhs)[2] += x[0UL]*y[1UL] - x[1UL]*y[0UL];
344 template<
typename VT >
355 (~lhs)[0] -= x[1UL]*y[2UL] - x[2UL]*y[1UL];
356 (~lhs)[1] -= x[2UL]*y[0UL] - x[0UL]*y[2UL];
357 (~lhs)[2] -= x[0UL]*y[1UL] - x[1UL]*y[0UL];
378 template<
typename VT >
389 (~lhs)[0] *= x[1UL]*y[2UL] - x[2UL]*y[1UL];
390 (~lhs)[1] *= x[2UL]*y[0UL] - x[0UL]*y[2UL];
391 (~lhs)[2] *= x[0UL]*y[1UL] - x[1UL]*y[0UL];
445 template<
typename T1
447 inline const SVecSVecCrossExpr<T1,T2>
452 if( (~lhs).size() != 3UL || (~rhs).size() != 3UL )
453 throw std::invalid_argument(
"Invalid vector size for cross product" );
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
VT2::ReturnType RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:90
SubExprTrait< typename MultExprTrait< RN1, RN2 >::Type, typename MultExprTrait< RN1, RN2 >::Type >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecSVecCrossExpr.h:108
#define BLAZE_CONSTRAINT_MUST_BE_COLUMN_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a column dense or sparse vector type...
Definition: TransposeFlag.h:159
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:197
CrossTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:114
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2384
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:249
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:91
RightOperand rightOperand() const
Returns the right-hand side sparse vector operand.
Definition: SVecSVecCrossExpr.h:203
Header file for the DenseVector base class.
Header file for the Computation base class.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:115
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecSVecCrossExpr.h:227
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecSVecCrossExpr.h:116
Constraint on the data type.
Base template for the CrossTrait class.
Definition: CrossTrait.h:110
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecSVecCrossExpr.h:166
Efficient implementation of a fixed-sized vector.The StaticVector class template is the representatio...
Definition: Forward.h:51
VT2::ResultType RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:88
Header file for the MultExprTrait class template.
VT2::ElementType ET2
Element type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:94
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
Header file for the IsTemporary type trait class.
LeftOperand lhs_
Left-hand side sparse vector of the cross product expression.
Definition: SVecSVecCrossExpr.h:234
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:125
VT1::ElementType ET1
Element type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:93
void assign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the assignment of a matrix to a matrix.
Definition: Matrix.h:179
const DVecDVecCrossExpr< T1, T2 > operator%(const DenseVector< T1, false > &lhs, const DenseVector< T2, false > &rhs)
Operator for the cross product of two dense vectors ( ).
Definition: DVecDVecCrossExpr.h:448
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
size_t size() const
Returns the current size/dimension of the vector.
Definition: SVecSVecCrossExpr.h:183
#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:79
Constraint on the data type.
#define BLAZE_CONSTRAINT_MUST_BE_REFERENCE_TYPE(T)
Constraint on the data type.In case the given data type T is not a reference type, a compilation error is created.
Definition: Reference.h:78
Evaluation of the return type of a subtraction expression.Via this type trait it is possible to evalu...
Definition: SubExprTrait.h:103
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2382
SVecSVecCrossExpr< VT1, VT2 > This
Type of this SVecSVecCrossExpr instance.
Definition: SVecSVecCrossExpr.h:113
void multAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the multiplication assignment of a matrix to a matrix.
Definition: Matrix.h:269
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
RightOperand rhs_
Right-hand side sparse vector of the cross product expression.
Definition: SVecSVecCrossExpr.h:235
SVecSVecCrossExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecSVecCrossExpr class.
Definition: SVecSVecCrossExpr.h:151
Header file for the CrossExpr base class.
Header file for all forward declarations for dense vectors and matrices.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2383
Header file for run time assertion macros.
Header file for the cross product trait.
void addAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the addition assignment of a matrix to a matrix.
Definition: Matrix.h:209
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: SVecSVecCrossExpr.h:193
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecSVecCrossExpr.h:122
void subAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the subtraction assignment of a matrix to matrix.
Definition: Matrix.h:239
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecSVecCrossExpr.h:215
VT2::CompositeType CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:92
#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:79
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:128
Header file for the IsComputation type trait class.
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:89
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:105
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:157
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2379
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:87
Header file for basic type definitions.
const StaticVector< ET2, 3UL, false > RT
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:134
const StaticVector< ET1, 3UL, false > LT
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecCrossExpr.h:131
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecSVecCrossExpr.h:119
Header file for the SubExprTrait class template.
Evaluation of the resulting expression type of a multiplication.Via this type trait it is possible to...
Definition: MultExprTrait.h:137
#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
Expression object for sparse vector-sparse vector cross products.The SVecSVecCrossExpr class represen...
Definition: Forward.h:114
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.