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authorGravatar Gael Guennebaud <g.gael@free.fr>2010-11-04 08:32:52 +0100
committerGravatar Gael Guennebaud <g.gael@free.fr>2010-11-04 08:32:52 +0100
commit62a51184d76e120c7c0484117db8c779a2c42c93 (patch)
tree8bb3607b8408cd599ef4a0917797a154246aa7fc /blas/level1_impl.h
parentfd88d721d2327e92a8c6c156dde266967dfb0d91 (diff)
parent1eea88bff71860ed6662a87f17df5eacd1917dfb (diff)
merge
Diffstat (limited to 'blas/level1_impl.h')
-rw-r--r--blas/level1_impl.h38
1 files changed, 19 insertions, 19 deletions
diff --git a/blas/level1_impl.h b/blas/level1_impl.h
index f07b41c64..a24adc681 100644
--- a/blas/level1_impl.h
+++ b/blas/level1_impl.h
@@ -55,13 +55,13 @@ RealScalar EIGEN_BLAS_FUNC(asum)(int *n, RealScalar *px, int *incx)
}
#else
-struct ei_scalar_norm1_op {
+struct internal::scalar_norm1_op {
typedef RealScalar result_type;
- EIGEN_EMPTY_STRUCT_CTOR(ei_scalar_norm1_op)
- inline RealScalar operator() (const Scalar& a) const { return ei_norm1(a); }
+ EIGEN_EMPTY_STRUCT_CTOR(internal::scalar_norm1_op)
+ inline RealScalar operator() (const Scalar& a) const { return internal::norm1(a); }
};
namespace Eigen {
-template<> struct ei_functor_traits<ei_scalar_norm1_op >
+template<> struct internal::functor_traits<internal::scalar_norm1_op >
{
enum { Cost = 3 * NumTraits<Scalar>::AddCost, PacketAccess = 0 };
};
@@ -75,8 +75,8 @@ RealScalar EIGEN_CAT(EIGEN_CAT(REAL_SCALAR_SUFFIX,SCALAR_SUFFIX),asum_)(int *n,
if(*n<=0) return 0;
- if(*incx==1) return vector(x,*n).unaryExpr<ei_scalar_norm1_op>().sum();
- else return vector(x,*n,std::abs(*incx)).unaryExpr<ei_scalar_norm1_op>().sum();
+ if(*incx==1) return vector(x,*n).unaryExpr<internal::scalar_norm1_op>().sum();
+ else return vector(x,*n,std::abs(*incx)).unaryExpr<internal::scalar_norm1_op>().sum();
}
#endif
@@ -233,9 +233,9 @@ int EIGEN_BLAS_FUNC(rot)(int *n, RealScalar *px, int *incx, RealScalar *py, int
Reverse<StridedVectorType> rvx(vx);
Reverse<StridedVectorType> rvy(vy);
- if(*incx<0 && *incy>0) ei_apply_rotation_in_the_plane(rvx, vy, PlanarRotation<Scalar>(c,s));
- else if(*incx>0 && *incy<0) ei_apply_rotation_in_the_plane(vx, rvy, PlanarRotation<Scalar>(c,s));
- else ei_apply_rotation_in_the_plane(vx, vy, PlanarRotation<Scalar>(c,s));
+ if(*incx<0 && *incy>0) internal::apply_rotation_in_the_plane(rvx, vy, JacobiRotation<Scalar>(c,s));
+ else if(*incx>0 && *incy<0) internal::apply_rotation_in_the_plane(vx, rvy, JacobiRotation<Scalar>(c,s));
+ else internal::apply_rotation_in_the_plane(vx, vy, JacobiRotation<Scalar>(c,s));
return 0;
@@ -250,8 +250,8 @@ int EIGEN_BLAS_FUNC(rotg)(RealScalar *pa, RealScalar *pb, RealScalar *pc, RealSc
#if !ISCOMPLEX
Scalar r,z;
- Scalar aa = ei_abs(a);
- Scalar ab = ei_abs(b);
+ Scalar aa = internal::abs(a);
+ Scalar ab = internal::abs(b);
if((aa+ab)==Scalar(0))
{
*c = 1;
@@ -261,7 +261,7 @@ int EIGEN_BLAS_FUNC(rotg)(RealScalar *pa, RealScalar *pb, RealScalar *pc, RealSc
}
else
{
- r = ei_sqrt(a*a + b*b);
+ r = internal::sqrt(a*a + b*b);
Scalar amax = aa>ab ? a : b;
r = amax>0 ? r : -r;
*c = a/r;
@@ -276,7 +276,7 @@ int EIGEN_BLAS_FUNC(rotg)(RealScalar *pa, RealScalar *pb, RealScalar *pc, RealSc
#else
Scalar alpha;
RealScalar norm,scale;
- if(ei_abs(a)==RealScalar(0))
+ if(internal::abs(a)==RealScalar(0))
{
*c = RealScalar(0);
*s = Scalar(1);
@@ -284,16 +284,16 @@ int EIGEN_BLAS_FUNC(rotg)(RealScalar *pa, RealScalar *pb, RealScalar *pc, RealSc
}
else
{
- scale = ei_abs(a) + ei_abs(b);
- norm = scale*ei_sqrt((ei_abs2(a/scale))+ (ei_abs2(b/scale)));
- alpha = a/ei_abs(a);
- *c = ei_abs(a)/norm;
- *s = alpha*ei_conj(b)/norm;
+ scale = internal::abs(a) + internal::abs(b);
+ norm = scale*internal::sqrt((internal::abs2(a/scale))+ (internal::abs2(b/scale)));
+ alpha = a/internal::abs(a);
+ *c = internal::abs(a)/norm;
+ *s = alpha*internal::conj(b)/norm;
a = alpha*norm;
}
#endif
-// PlanarRotation<Scalar> r;
+// JacobiRotation<Scalar> r;
// r.makeGivens(a,b);
// *c = r.c();
// *s = r.s();