125 lines
2.1 KiB
C
125 lines
2.1 KiB
C
#include "calc_lib.h"
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//??
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void user_delay_us(uint16_t us)
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{
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for(; us > 0; us--)
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{
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for(uint8_t i = 50; i > 0; i--)
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{
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;
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}
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}
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}
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//??
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void user_delay_ms(uint16_t ms)
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{
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for(; ms > 0; ms--)
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{
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user_delay_us(1000);
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}
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}
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//??????????????????
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void abs_limit_fp(fp32 *num, fp32 Limit)
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{
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if (*num > Limit)
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{
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*num = Limit;
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}
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else if (*num < -Limit)
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{
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*num = -Limit;
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}
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}
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//??????????????????
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void abs_limit_int(int64_t *num, int64_t Limit)
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{
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if (*num > Limit)
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{
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*num = Limit;
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}
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else if (*num < -Limit)
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{
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*num = -Limit;
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}
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}
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//?????? Input ??? minValue ? maxValue ??
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fp32 loop_fp32_constrain(fp32 Input, fp32 minValue, fp32 maxValue)
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{
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if (maxValue < minValue)
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{
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return Input;
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}
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if (Input > maxValue)
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{
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fp32 len = maxValue - minValue;
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while (Input > maxValue)
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{
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Input -= len;
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}
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}
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else if (Input < minValue)
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{
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fp32 len = maxValue - minValue;
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while (Input < minValue)
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{
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Input += len;
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}
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}
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return Input;
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}
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int32_t loop_int32_constrain(int32_t Input, int32_t minValue, int32_t maxValue)
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{
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if (maxValue < minValue)
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{
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return Input;
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}
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if (Input > maxValue)
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{
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int32_t len = maxValue - minValue;
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while (Input > maxValue)
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{
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Input -= len;
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}
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}
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else if (Input < minValue)
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{
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int32_t len = maxValue - minValue;
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while (Input < minValue)
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{
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Input += len;
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}
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}
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return Input;
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}
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/**
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* @brief ??????
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*
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* @param x ???
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* @param in_min ????????
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* @param in_max ????????
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* @param out_min ????????
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* @param out_max ????????
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* @return ???????
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*/
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int map(int x, int in_min, int in_max, int out_min, int out_max)
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{
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return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
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}
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fp32 map_fp32(fp32 x, fp32 in_min, fp32 in_max, fp32 out_min, fp32 out_max)
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{
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return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
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}
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