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Further doubles down on construction syntax for type conversions.

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Thomas Harte
2020-05-09 23:00:39 -04:00
parent 3729bddb2a
commit 25996ce180
114 changed files with 737 additions and 737 deletions
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SignalProcessing/FIRFilter.cpp
+6 -6
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@@ -64,11 +64,11 @@ void FIRFilter::coefficients_for_idealised_filter_response(short *filter_coeffic
/* work out the right hand side of the filter coefficients */
std::size_t Np = (number_of_taps - 1) / 2;
float I0 = ino(a);
float Np_squared = static_cast<float>(Np * Np);
float Np_squared = float(Np * Np);
for(unsigned int i = 0; i <= Np; ++i) {
filter_coefficients_float[Np + i] =
A[i] *
ino(a * sqrtf(1.0f - (static_cast<float>(i * i) / Np_squared) )) /
ino(a * sqrtf(1.0f - (float(i * i) / Np_squared) )) /
I0;
}
@@ -86,14 +86,14 @@ void FIRFilter::coefficients_for_idealised_filter_response(short *filter_coeffic
/* we'll also need integer versions, potentially */
float coefficientMultiplier = 1.0f / coefficientTotal;
for(std::size_t i = 0; i < number_of_taps; ++i) {
filter_coefficients[i] = static_cast<short>(filter_coefficients_float[i] * FixedMultiplier * coefficientMultiplier);
filter_coefficients[i] = short(filter_coefficients_float[i] * FixedMultiplier * coefficientMultiplier);
}
}
std::vector<float> FIRFilter::get_coefficients() const {
std::vector<float> coefficients;
for(const auto short_coefficient: filter_coefficients_) {
coefficients.push_back(static_cast<float>(short_coefficient) / FixedMultiplier);
coefficients.push_back(float(short_coefficient) / FixedMultiplier);
}
return coefficients;
}
@@ -120,7 +120,7 @@ FIRFilter::FIRFilter(std::size_t number_of_taps, float input_sample_rate, float
std::vector<float> A(Np+1);
A[0] = 2.0f * (high_frequency - low_frequency) / input_sample_rate;
for(unsigned int i = 1; i <= Np; ++i) {
float i_pi = static_cast<float>(i) * static_cast<float>(M_PI);
float i_pi = float(i) * float(M_PI);
A[i] =
(
sinf(two_over_sample_rate * i_pi * high_frequency) -
@@ -133,7 +133,7 @@ FIRFilter::FIRFilter(std::size_t number_of_taps, float input_sample_rate, float
FIRFilter::FIRFilter(const std::vector<float> &coefficients) {
for(const auto coefficient: coefficients) {
filter_coefficients_.push_back(static_cast<short>(coefficient * FixedMultiplier));
filter_coefficients_.push_back(short(coefficient * FixedMultiplier));
}
}