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Extract magnitude_squared to utility.

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This commit is contained in:
Jared Boone 2015-08-04 14:08:15 -07:00
parent de0c884b67
commit 76df4f0369
2 changed files with 9 additions and 9 deletions
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9
firmware/common/utility.hpp
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@ -25,6 +25,7 @@
#include <type_traits>
#include <cstdint>
#include <cstddef>
#include <complex>
#include <memory>
#include <hal.h>
@ -67,6 +68,14 @@ static inline void clear_m4_flag_saturation() {
float complex16_mag_squared_to_dbv_norm(const float c16_mag_squared);
inline float magnitude_squared(const std::complex<float> c) {
const auto r = c.real();
const auto r2 = r * r;
const auto i = c.imag();
const auto i2 = i * i;
return r2 + i2;
}
/* Override new/delete to use Chibi/OS heap functions */
/* NOTE: Do not inline these, it doesn't work. ;-) */
void* operator new(size_t size);