diff options
Diffstat (limited to 'blas/level1_cplx_impl.h')
| -rw-r--r-- | blas/level1_cplx_impl.h | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/blas/level1_cplx_impl.h b/blas/level1_cplx_impl.h index 719f5bac9..6c7edd7eb 100644 --- a/blas/level1_cplx_impl.h +++ b/blas/level1_cplx_impl.h @@ -25,7 +25,7 @@ namespace Eigen { // computes the sum of magnitudes of all vector elements or, for a complex vector x, the sum // res = |Rex1| + |Imx1| + |Rex2| + |Imx2| + ... + |Rexn| + |Imxn|, where x is a vector of order n -RealScalar EIGEN_CAT(EIGEN_CAT(REAL_SCALAR_SUFFIX,SCALAR_SUFFIX),asum_)(int *n, RealScalar *px, int *incx) +RealScalar EIGEN_CAT(REAL_SCALAR_SUFFIX, EIGEN_BLAS_FUNC(asum))(int *n, RealScalar *px, int *incx) { // std::cerr << "__asum " << *n << " " << *incx << "\n"; Complex* x = reinterpret_cast<Complex*>(px); @@ -36,6 +36,28 @@ RealScalar EIGEN_CAT(EIGEN_CAT(REAL_SCALAR_SUFFIX,SCALAR_SUFFIX),asum_)(int *n, else return make_vector(x,*n,std::abs(*incx)).unaryExpr<scalar_norm1_op>().sum(); } +int EIGEN_CAT(i, EIGEN_BLAS_FUNC(amax))(int *n, RealScalar *px, int *incx) +{ + if(*n<=0) return 0; + Scalar* x = reinterpret_cast<Scalar*>(px); + + DenseIndex ret; + if(*incx==1) make_vector(x,*n).unaryExpr<scalar_norm1_op>().maxCoeff(&ret); + else make_vector(x,*n,std::abs(*incx)).unaryExpr<scalar_norm1_op>().maxCoeff(&ret); + return int(ret)+1; +} + +int EIGEN_CAT(i, EIGEN_BLAS_FUNC(amin))(int *n, RealScalar *px, int *incx) +{ + if(*n<=0) return 0; + Scalar* x = reinterpret_cast<Scalar*>(px); + + DenseIndex ret; + if(*incx==1) make_vector(x,*n).unaryExpr<scalar_norm1_op>().minCoeff(&ret); + else make_vector(x,*n,std::abs(*incx)).unaryExpr<scalar_norm1_op>().minCoeff(&ret); + return int(ret)+1; +} + // computes a dot product of a conjugated vector with another vector. int EIGEN_BLAS_FUNC(dotcw)(int *n, RealScalar *px, int *incx, RealScalar *py, int *incy, RealScalar* pres) { @@ -81,7 +103,7 @@ int EIGEN_BLAS_FUNC(dotuw)(int *n, RealScalar *px, int *incx, RealScalar *py, in return 0; } -RealScalar EIGEN_CAT(EIGEN_CAT(REAL_SCALAR_SUFFIX,SCALAR_SUFFIX),nrm2_)(int *n, RealScalar *px, int *incx) +RealScalar EIGEN_CAT(REAL_SCALAR_SUFFIX, EIGEN_BLAS_FUNC(nrm2))(int *n, RealScalar *px, int *incx) { // std::cerr << "__nrm2 " << *n << " " << *incx << "\n"; if(*n<=0) return 0; @@ -94,7 +116,7 @@ RealScalar EIGEN_CAT(EIGEN_CAT(REAL_SCALAR_SUFFIX,SCALAR_SUFFIX),nrm2_)(int *n, return make_vector(x,*n,*incx).stableNorm(); } -int EIGEN_CAT(EIGEN_CAT(SCALAR_SUFFIX,REAL_SCALAR_SUFFIX),rot_)(int *n, RealScalar *px, int *incx, RealScalar *py, int *incy, RealScalar *pc, RealScalar *ps) +int EIGEN_BLAS_FUNC(EIGEN_CAT(REAL_SCALAR_SUFFIX, rot))(int *n, RealScalar *px, int *incx, RealScalar *py, int *incy, RealScalar *pc, RealScalar *ps) { if(*n<=0) return 0; @@ -117,7 +139,7 @@ int EIGEN_CAT(EIGEN_CAT(SCALAR_SUFFIX,REAL_SCALAR_SUFFIX),rot_)(int *n, RealScal return 0; } -int EIGEN_CAT(EIGEN_CAT(SCALAR_SUFFIX,REAL_SCALAR_SUFFIX),scal_)(int *n, RealScalar *palpha, RealScalar *px, int *incx) +int EIGEN_BLAS_FUNC(EIGEN_CAT(REAL_SCALAR_SUFFIX, scal))(int *n, RealScalar *palpha, RealScalar *px, int *incx) { if(*n<=0) return 0; |