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Solving correct Bearing Angle in ADSB TX app

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Brumi-2021 2023-01-01 23:23:06 +01:00
parent c0f368c978
commit 2902365b80
2 changed files with 15 additions and 7 deletions
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2
firmware/common/sine_table.hpp
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@ -37,7 +37,7 @@ print(v)
*/
constexpr uint16_t sine_table_f32_period = 256;
// periode is 256 . means sine_table_f32[0]= sine_table_f32[0+256], sine_table_f32[1]=sine_table_f32[1+256] (those two added manualy)
// Then table has 257 values , [0,..255] + [256] and [257], those two are used when we interpolate[255] with [255+1], and [256] with [256+1]
// Then table has 258 values ,256:[0,..255] + [256] and [257], those two are used when we interpolate[255] with [255+1], and [256] with [256+1]
// [256] index is needed in the function sin_f32() when we are inputing very small radian values , example , sin_f32((-1e-14) in radians)
static constexpr std::array<float, sine_table_f32_period + 2> sine_table_f32{