diff options
| -rw-r--r-- | common/alcomplex.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/common/alcomplex.cpp b/common/alcomplex.cpp index 126e2c04..28792928 100644 --- a/common/alcomplex.cpp +++ b/common/alcomplex.cpp @@ -7,6 +7,7 @@ #include <cassert> #include <cmath> #include <cstddef> +#include <functional> #include <utility> #include "albit.h" @@ -148,6 +149,8 @@ void complex_fft(const al::span<std::complex<double>> buffer, const double sign) void complex_hilbert(const al::span<std::complex<double>> buffer) { + using namespace std::placeholders; + inverse_fft(buffer); const double inverse_size = 1.0/static_cast<double>(buffer.size()); @@ -156,8 +159,7 @@ void complex_hilbert(const al::span<std::complex<double>> buffer) *bufiter *= inverse_size; ++bufiter; bufiter = std::transform(bufiter, halfiter, bufiter, - [inverse_size](const std::complex<double> &c) -> std::complex<double> - { return c * (2.0*inverse_size); }); + std::bind(std::multiplies<>{}, _1, 2.0*inverse_size)); *bufiter *= inverse_size; ++bufiter; std::fill(bufiter, buffer.end(), std::complex<double>{}); |