sentry_gimbal_hzz/modules/algorithm/user_lib.h

/**
 ******************************************************************************
 * @file	 user_lib.h
 * @author  Wang Hongxi
 * @version V1.0.0
 * @date    2021/2/18
 * @brief
 ******************************************************************************
 * @attention
 *
 ******************************************************************************
 */
#ifndef _USER_LIB_H
#define _USER_LIB_H
#include "stdint.h"
#include "main.h"
#include "cmsis_os.h"

enum
{
    CHASSIS_DEBUG = 1,
    GIMBAL_DEBUG,
    INS_DEBUG,
    RC_DEBUG,
    IMU_HEAT_DEBUG,
    SHOOT_DEBUG,
    AIMASSIST_DEBUG,
};

extern uint8_t GlobalDebugMode;

#ifndef user_malloc
#ifdef _CMSIS_OS_H
#define user_malloc pvPortMalloc
#else
#define user_malloc malloc
#endif
#endif

/* boolean type definitions */
#ifndef TRUE
#define TRUE 1 /**< boolean true  */
#endif

#ifndef FALSE
#define FALSE 0 /**< boolean fails */
#endif

/* math relevant */
/* radian coefficient */
#ifndef RADIAN_COEF
#define RADIAN_COEF 57.295779513f
#endif

/* circumference ratio */
#ifndef PI
#define PI 3.14159265354f
#endif

#define VAL_LIMIT(val, min, max) \
    do                           \
    {                            \
        if ((val) <= (min))      \
        {                        \
            (val) = (min);       \
        }                        \
        else if ((val) >= (max)) \
        {                        \
            (val) = (max);       \
        }                        \
    } while (0)

#define ANGLE_LIMIT_360(val, angle)     \
    do                                  \
    {                                   \
        (val) = (angle) - (int)(angle); \
        (val) += (int)(angle) % 360;    \
    } while (0)

#define ANGLE_LIMIT_360_TO_180(val) \
    do                              \
    {                               \
        if ((val) > 180)            \
            (val) -= 360;           \
    } while (0)

#define VAL_MIN(a, b) ((a) < (b) ? (a) : (b))
#define VAL_MAX(a, b) ((a) > (b) ? (a) : (b))

/**
 * @brief 返回一块干净的内<EFBFBD>?,不过仍然需要强制转<EFBFBD>?为你需要的类型
 * 
 * @param size 分配大小
 * @return void* 
 */
void* zero_malloc(size_t size);

//<2F><><EFBFBD>ٿ<EFBFBD><D9BF><EFBFBD>
float Sqrt(float x);
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float abs_limit(float num, float Limit);
//<2F>жϷ<D0B6><CFB7><EFBFBD>λ
float sign(float value);
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float float_deadband(float Value, float minValue, float maxValue);
//<2F>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
float float_constrain(float Value, float minValue, float maxValue);
//<2F>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
int16_t int16_constrain(int16_t Value, int16_t minValue, int16_t maxValue);
//ѭ<><D1AD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
float loop_float_constrain(float Input, float minValue, float maxValue);
//<2F>Ƕ<EFBFBD> <20><><EFBFBD>޷<EFBFBD> 180 ~ -180
float theta_format(float Ang);

int float_rounding(float raw);

float* Norm3d(float* v);

float NormOf3d(float* v);

void Cross3d(float* v1, float* v2, float* res);

float Dot3d(float* v1, float* v2);

//<2F><><EFBFBD>ȸ<EFBFBD>ʽ<EFBFBD><CABD>Ϊ-PI~PI
#define rad_format(Ang) loop_float_constrain((Ang), -PI, PI)

#endif