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bug #1304: fix Projective * scaling and Projective *= scaling

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(grafted from 86caba838d
)
This commit is contained in:
Gael Guennebaud
2016-09-23 13:41:21 +02:00
parent a60d71b840
commit 459dc4684e
3 changed files with 86 additions and 5 deletions
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6
Eigen/src/Geometry/Transform.h
View File

@@ -443,7 +443,7 @@ public:
operator * (const DiagonalBase<DiagonalDerived> &b) const
{
TransformTimeDiagonalReturnType res(*this);
res.linear() *= b;
res.linearExt() *= b;
return res;
}
@@ -557,7 +557,7 @@ public:
return res;
}
inline Transform& operator*=(const DiagonalMatrix<Scalar,Dim>& s) { linear() *= s; return *this; }
inline Transform& operator*=(const DiagonalMatrix<Scalar,Dim>& s) { linearExt() *= s; return *this; }
template<typename Derived>
inline Transform& operator=(const RotationBase<Derived,Dim>& r);
@@ -828,7 +828,7 @@ Transform<Scalar,Dim,Mode,Options>::prescale(const MatrixBase<OtherDerived> &oth
{
EIGEN_STATIC_ASSERT_VECTOR_SPECIFIC_SIZE(OtherDerived,int(Dim))
EIGEN_STATIC_ASSERT(Mode!=int(Isometry), THIS_METHOD_IS_ONLY_FOR_SPECIFIC_TRANSFORMATIONS)
m_matrix.template block<Dim,HDim>(0,0).noalias() = (other.asDiagonal() * m_matrix.template block<Dim,HDim>(0,0));
affine().noalias() = (other.asDiagonal() * affine());
return *this;
}

6
Eigen/src/Geometry/Translation.h
View File

@@ -130,8 +130,10 @@ public:
}
/** Applies translation to vector */
inline VectorType operator* (const VectorType& other) const
{ return m_coeffs + other; }
template<typename Derived>
inline typename internal::enable_if<Derived::IsVectorAtCompileTime,VectorType>::type
operator* (const MatrixBase<Derived>& vec) const
{ return m_coeffs + vec.derived(); }
/** \returns the inverse translation (opposite) */
Translation inverse() const { return Translation(-m_coeffs); }