diff options
Diffstat (limited to 'gr-analog/lib/cpm.cc')
| -rw-r--r-- | gr-analog/lib/cpm.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gr-analog/lib/cpm.cc b/gr-analog/lib/cpm.cc index fdadbebfed..aa3092aba6 100644 --- a/gr-analog/lib/cpm.cc +++ b/gr-analog/lib/cpm.cc @@ -36,7 +36,7 @@ std::vector<float> generate_cpm_lrc_taps(unsigned samples_per_sym, unsigned L) { std::vector<float> taps(samples_per_sym * L, 1.0 / L / samples_per_sym); for (unsigned i = 0; i < samples_per_sym * L; i++) { - taps[i] *= 1 - std::cos(GR_M_TWOPI * i / L / samples_per_sym); + taps[i] *= 1 - std::cos((2.0 * GR_M_PI) * i / L / samples_per_sym); } return taps; @@ -79,7 +79,7 @@ generate_cpm_lsrc_taps(unsigned samples_per_sym, unsigned L, double beta) taps_d[i] *= M_PI_4; } else { double tmp = 4.0 * beta * k / Ls; - taps_d[i] *= std::cos(beta * GR_M_TWOPI * k / Ls) / (1 - tmp * tmp); + taps_d[i] *= std::cos(beta * (2.0 * GR_M_PI) * k / Ls) / (1 - tmp * tmp); } sum += taps_d[i]; } |