diff options
| author |  Benoit Steiner <benoit.steiner.goog@gmail.com> | 2016-09-12 13:46:13 -0700 |
|---|---|---|
| committer | Benoit Steiner <benoit.steiner.goog@gmail.com> | 2016-09-12 13:46:13 -0700 |
| commit | 5f50f12d2c2eb721906f9974f4778d759376c2ef (patch) | |
| tree | 5d98e2d1562dceab3e4c9a7b657cfe84a48cc47d /Eigen | |
| parent | 8321dcce764de99235a86dd0d562e4c8de107e74 (diff) | |
Added the ability to compute the absolute value of a complex number on GPU, as well as a test to catch the problem.
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/src/Core/MathFunctions.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h index a18b79408..bf3044b96 100644 --- a/Eigen/src/Core/MathFunctions.h +++ b/Eigen/src/Core/MathFunctions.h @@ -1046,6 +1046,16 @@ float abs(const float &x) { return ::fabsf(x); } template<> EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE double abs(const double &x) { return ::fabs(x); } + +template <> EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE +float abs(const std::complex<float>& x) { + return ::hypotf(real(x), imag(x)); +} + +template <> EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE +double abs(const std::complex<double>& x) { + return ::hypot(real(x), imag(x)); +} #endif template<typename T> |