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add an Options template parameter to Hyperplane and ParametrizedLine

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This commit is contained in:
Gael Guennebaud
2011-01-27 17:17:06 +01:00
parent d5e81d866a
commit 955e096277
6 changed files with 111 additions and 30 deletions
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25
Eigen/src/Geometry/Hyperplane.h
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@@ -43,24 +43,32 @@
* \f$ n \cdot x + d = 0 \f$ where \f$ n \f$ is a unit normal vector of the plane (linear part)
* and \f$ d \f$ is the distance (offset) to the origin.
*/
template <typename _Scalar, int _AmbientDim>
template <typename _Scalar, int _AmbientDim, int _Options>
class Hyperplane
{
public:
EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(_Scalar,_AmbientDim==Dynamic ? Dynamic : _AmbientDim+1)
enum { AmbientDimAtCompileTime = _AmbientDim };
enum {
AmbientDimAtCompileTime = _AmbientDim,
Options = _Options
};
typedef _Scalar Scalar;
typedef typename NumTraits<Scalar>::Real RealScalar;
typedef DenseIndex Index;
typedef Matrix<Scalar,AmbientDimAtCompileTime,1> VectorType;
typedef Matrix<Scalar,Index(AmbientDimAtCompileTime)==Dynamic
? Dynamic
: Index(AmbientDimAtCompileTime)+1,1> Coefficients;
: Index(AmbientDimAtCompileTime)+1,1,Options> Coefficients;
typedef Block<Coefficients,AmbientDimAtCompileTime,1> NormalReturnType;
typedef const Block<const Coefficients,AmbientDimAtCompileTime,1> ConstNormalReturnType;
/** Default constructor without initialization */
inline explicit Hyperplane() {}
template<int OtherOptions>
Hyperplane(const Hyperplane<Scalar,AmbientDimAtCompileTime,OtherOptions>& other)
: m_coeffs(other.coeffs())
{}
/** Constructs a dynamic-size hyperplane with \a _dim the dimension
* of the ambient space */
@@ -245,22 +253,23 @@ public:
*/
template<typename NewScalarType>
inline typename internal::cast_return_type<Hyperplane,
Hyperplane<NewScalarType,AmbientDimAtCompileTime> >::type cast() const
Hyperplane<NewScalarType,AmbientDimAtCompileTime,Options> >::type cast() const
{
return typename internal::cast_return_type<Hyperplane,
Hyperplane<NewScalarType,AmbientDimAtCompileTime> >::type(*this);
Hyperplane<NewScalarType,AmbientDimAtCompileTime,Options> >::type(*this);
}
/** Copy constructor with scalar type conversion */
template<typename OtherScalarType>
inline explicit Hyperplane(const Hyperplane<OtherScalarType,AmbientDimAtCompileTime>& other)
template<typename OtherScalarType,int OtherOptions>
inline explicit Hyperplane(const Hyperplane<OtherScalarType,AmbientDimAtCompileTime,OtherOptions>& other)
{ m_coeffs = other.coeffs().template cast<Scalar>(); }
/** \returns \c true if \c *this is approximately equal to \a other, within the precision
* determined by \a prec.
*
* \sa MatrixBase::isApprox() */
bool isApprox(const Hyperplane& other, typename NumTraits<Scalar>::Real prec = NumTraits<Scalar>::dummy_precision()) const
template<int OtherOptions>
bool isApprox(const Hyperplane<Scalar,AmbientDimAtCompileTime,OtherOptions>& other, typename NumTraits<Scalar>::Real prec = NumTraits<Scalar>::dummy_precision()) const
{ return m_coeffs.isApprox(other.m_coeffs, prec); }
protected: