process_result.c 7.3 KB

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  1. #include "process_result.h"
  2. #include "hal_mt.h"
  3. #include "app_flash.h"
  4. #include "app_switchimu.h"
  5. #include "app_game.h"
  6. #include "math.h"
  7. float gyr[3];
  8. float acc[3];
  9. float mag[3];
  10. int16_t accel[3];
  11. int16_t gyro[3];
  12. int16_t front_magn[3];
  13. int16_t back_magn[3];
  14. int32_t pos[3];
  15. int16_t att[3];
  16. int16_t zupt;
  17. int8_t slave_rssi;
  18. uint8_t foot_data_buf[64];
  19. uint8_t foot_data_len;
  20. int16_t front_zero;
  21. int16_t back_zero;
  22. int16_t acc_zero;
  23. uint16_t front_mag_norm;
  24. uint16_t back_mag_norm;
  25. uint32_t step_count;
  26. float gyr[3];
  27. float acc[3];
  28. float mag[3];
  29. int low_power_dectect;
  30. int low_power_step;
  31. uint16_t low_power_mag;
  32. int zupt_wait_time;
  33. int nan_flag = 0;
  34. //left
  35. //float acc_bias[3] = {0.091139f, 0.101830f, -0.048524f};
  36. //float acc_scale[3] = {0.980197f, 1.003513f, 0.987654f};
  37. //right
  38. float acc_bias[3] = {0.047714f, 0.026054f, -0.008199f};
  39. float acc_scale[3] = {1.003853f, 1.007566f, 0.986378f};
  40. void foot_data_to_package()
  41. {
  42. static uint16_t package_time = 0;
  43. foot_data_len = 0;
  44. foot_data_buf[foot_data_len++] = (uint8_t)(pos[0]>>24);
  45. foot_data_buf[foot_data_len++] = (uint8_t)(pos[0]>>16);
  46. foot_data_buf[foot_data_len++] = (uint8_t)(pos[0]>>8);
  47. foot_data_buf[foot_data_len++] = (uint8_t)(pos[0]>>0);
  48. foot_data_buf[foot_data_len++] = (uint8_t)(pos[1]>>24);
  49. foot_data_buf[foot_data_len++] = (uint8_t)(pos[1]>>16);
  50. foot_data_buf[foot_data_len++] = (uint8_t)(pos[1]>>8);
  51. foot_data_buf[foot_data_len++] = (uint8_t)(pos[1]>>0);
  52. foot_data_buf[foot_data_len++] = (uint8_t)(pos[2]>>24);
  53. foot_data_buf[foot_data_len++] = (uint8_t)(pos[2]>>16);
  54. foot_data_buf[foot_data_len++] = (uint8_t)(pos[2]>>8);
  55. foot_data_buf[foot_data_len++] = (uint8_t)(pos[2]>>0);
  56. foot_data_buf[foot_data_len++] = (uint8_t)(att[0]>>8);
  57. foot_data_buf[foot_data_len++] = (uint8_t)(att[0]>>0);
  58. foot_data_buf[foot_data_len++] = (uint8_t)(att[1]>>8);
  59. foot_data_buf[foot_data_len++] = (uint8_t)(att[1]>>0);
  60. foot_data_buf[foot_data_len++] = (uint8_t)(att[2]>>8);
  61. foot_data_buf[foot_data_len++] = (uint8_t)(att[2]>>0);
  62. foot_data_buf[foot_data_len++] = (uint8_t)(front_mag_norm>>8);
  63. foot_data_buf[foot_data_len++] = (uint8_t)(front_mag_norm>>0);
  64. foot_data_buf[foot_data_len++] = (uint8_t)(back_mag_norm>>8);
  65. foot_data_buf[foot_data_len++] = (uint8_t)(back_mag_norm>>0);
  66. foot_data_buf[foot_data_len++] = (uint8_t)(zupt>>0);
  67. foot_data_buf[foot_data_len++] = (uint8_t) slave_rssi;
  68. foot_data_buf[foot_data_len++] = (uint8_t)(package_time>>8);
  69. foot_data_buf[foot_data_len++] = (uint8_t)(package_time>>0);
  70. foot_data_buf[foot_data_len++] = (uint8_t)(accel[0]>>8);
  71. foot_data_buf[foot_data_len++] = (uint8_t)(accel[0]>>0);
  72. foot_data_buf[foot_data_len++] = (uint8_t)(accel[1]>>8);
  73. foot_data_buf[foot_data_len++] = (uint8_t)(accel[1]>>0);
  74. foot_data_buf[foot_data_len++] = (uint8_t)(accel[2]>>8);
  75. foot_data_buf[foot_data_len++] = (uint8_t)(accel[2]>>0);
  76. foot_data_buf[foot_data_len++] = (uint8_t)(step_count>>24);
  77. foot_data_buf[foot_data_len++] = (uint8_t)(step_count>>16);
  78. foot_data_buf[foot_data_len++] = (uint8_t)(step_count>>8);
  79. foot_data_buf[foot_data_len++] = (uint8_t)(step_count>>0);
  80. // SEGGER_RTT_printf(0,"test footPDR \n");
  81. package_time ++;
  82. }
  83. void imu_data_to_package()
  84. {
  85. static uint16_t package_time = 0;
  86. foot_data_len = 0;
  87. foot_data_buf[foot_data_len++] = (uint8_t)(accel[0]>>8);
  88. foot_data_buf[foot_data_len++] = (uint8_t)(accel[0]>>0);
  89. foot_data_buf[foot_data_len++] = (uint8_t)(accel[1]>>8);
  90. foot_data_buf[foot_data_len++] = (uint8_t)(accel[1]>>0);
  91. foot_data_buf[foot_data_len++] = (uint8_t)(accel[2]>>8);
  92. foot_data_buf[foot_data_len++] = (uint8_t)(accel[2]>>0);
  93. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[0]>>8);
  94. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[0]>>0);
  95. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[1]>>8);
  96. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[1]>>0);
  97. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[2]>>8);
  98. foot_data_buf[foot_data_len++] = (uint8_t)(gyro[2]>>0);
  99. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[0]>>8);
  100. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[0]>>0);
  101. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[1]>>8);
  102. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[1]>>0);
  103. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[2]>>8);
  104. foot_data_buf[foot_data_len++] = (uint8_t)(front_magn[2]>>0);
  105. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[0]>>8);
  106. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[0]>>0);
  107. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[1]>>8);
  108. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[1]>>0);
  109. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[2]>>8);
  110. foot_data_buf[foot_data_len++] = (uint8_t)(back_magn[2]>>0);
  111. // SEGGER_RTT_printf(0," left_sh , foot_data_len = %d\n", foot_data_len);
  112. package_time ++;
  113. }
  114. void get_foot_data(uint8_t *buf, uint8_t *buff_len)
  115. {
  116. memcpy(buf, foot_data_buf, foot_data_len);
  117. *buff_len = foot_data_len;
  118. }
  119. void process_motion(int32_t time_stamp, int16_t _acc[3], int16_t _gry[3], int16_t front_mag[3], int16_t back_mag[3], uint8_t _rssi)
  120. {
  121. /*
  122. 解析数据
  123. */
  124. if(isnan(_acc[0]) || isnan(_acc[1]) || isnan(_acc[2]) || isnan(_gry[0]) || isnan(_gry[1]) || isnan(_gry[2]) )
  125. {
  126. nan_flag = 1;
  127. }
  128. if(nan_flag == 1)
  129. {
  130. SEGGER_RTT_printf(0,"read nan from IMU", foot_data_len);
  131. }
  132. memcpy(accel, _acc, 3 * sizeof(int16_t));
  133. memcpy(gyro , _gry, 3 * sizeof(int16_t));
  134. memcpy(front_magn , front_mag, 3 * sizeof(int16_t));
  135. memcpy(back_magn, back_mag, 3 * sizeof(int16_t));
  136. slave_rssi = _rssi - 8;
  137. if(slave_rssi < 0)
  138. {
  139. slave_rssi = 0;
  140. }
  141. for(int i = 0; i < 3; i++)
  142. {
  143. gyr[i] = gyro[i] / GYR_LSB;
  144. }
  145. for(int i = 0; i < 3; i++)
  146. {
  147. acc[i] = accel[i] / ACC_LSB;
  148. // acc[i] = (acc[i] + acc_bias[i]) * acc_scale[i];
  149. }
  150. //// SEGGER_RTT_printf(0,"PDR gyro[0]:%d ;gyro[1] : %d ;gyro[2]: %d \n", gyro[0], gyro[1],gyro[2]);
  151. // //SEGGER_RTT_printf(0,"PDR acc[0]:%d ;acc[1] : %d ;acc[2]: %d \n", (int)(acc[0]*1000), (int)(acc[1]*1000),(int)(acc[2]*1000));
  152. front_mag_norm = (uint16_t)(abs(front_magn[2]));
  153. back_mag_norm = (uint16_t)(abs(back_magn[2]));
  154. //SEGGER_RTT_printf(0,"front_mag_norm : %d; back_mag_norm : %d; front_magn[0] : %d; front_magn[1] : %d; front_magn[2] : %d \r\n", front_mag_norm, back_mag_norm,front_magn[0],front_magn[1],front_magn[2]);
  155. //检测零速
  156. detect_zero_vel(front_magn, back_magn, accel, &front_zero, &back_zero, &acc_zero);
  157. //轨迹计算
  158. if(front_zero > 0 || back_zero > 0 )
  159. {
  160. zupt = 1;
  161. }
  162. else
  163. {
  164. zupt = 0;
  165. }
  166. footPDR(time_stamp, gyr, acc, 0 , zupt, acc_zero, pos, att);
  167. //SEGGER_RTT_printf(0,"pos[0] : %d; pos[1] : %d ; pos[2] : %d \r\n", pos[0] , pos[1], pos[2]);
  168. //SEGGER_RTT_printf(0,"gyro[0] : %d; gyro[1] : %d ; gyro[2] : %d \r\n", gyro[0] , gyro[1], gyro[2]);
  169. //35号左鞋安装有误差,软件来补锅
  170. // float pos_tmp[3];
  171. //
  172. // pos_tmp[0] = -pos[1] * 0.01f;
  173. // pos_tmp[1] = pos[0] * 0.01f;
  174. //
  175. // pos[0] = (int32_t)((0.9397 * pos_tmp[0] + 0.3420 * pos_tmp[1])*100.0f);
  176. // pos[1] = (int32_t)((-0.3420 * pos_tmp[0] + 0.9397 * pos_tmp[1])*100.0f);
  177. int32_t pos_tmp[3];
  178. memcpy(pos_tmp, pos, 3 * sizeof(int32_t));
  179. pos[0] = -pos_tmp[1];
  180. pos[1] = pos_tmp[0];
  181. accel[2] = -accel[2];
  182. step_count = mFlash.mStep.stepCur[0];
  183. //SEGGER_RTT_printf(0,"step_count: %d \r\n", step_count);
  184. // foot_data_to_package();
  185. #if GAMEDATA_TO_RAWDATA
  186. if(gamedata_to_rawdata){
  187. imu_data_to_package();
  188. }else{
  189. foot_data_to_package();
  190. }
  191. #endif
  192. }