用c语言写一个包含方向角与路程的惯性导航的代码
时间: 2023-05-17 18:07:23 浏览: 167
以下是一个简单的用C语言编写的惯性导航代码,包含方向角和路程:
#include <stdio.h>
#include <math.h>
#define PI 3.14159265358979323846
int main()
{
double initial_lat, initial_lon, initial_heading, distance, bearing;
double final_lat, final_lon;
printf("Enter initial latitude: ");
scanf("%lf", &initial_lat);
printf("Enter initial longitude: ");
scanf("%lf", &initial_lon);
printf("Enter initial heading (in degrees): ");
scanf("%lf", &initial_heading);
printf("Enter distance (in nautical miles): ");
scanf("%lf", &distance);
printf("Enter bearing (in degrees): ");
scanf("%lf", &bearing);
// Convert degrees to radians
initial_lat = initial_lat * PI / 180.0;
initial_lon = initial_lon * PI / 180.0;
initial_heading = initial_heading * PI / 180.0;
bearing = bearing * PI / 180.0;
// Calculate final latitude and longitude
final_lat = asin(sin(initial_lat) * cos(distance / 60.0 / 180.0 * PI) + cos(initial_lat) * sin(distance / 60.0 / 180.0 * PI) * cos(bearing));
final_lon = initial_lon + atan2(sin(bearing) * sin(distance / 60.0 / 180.0 * PI) * cos(initial_lat), cos(distance / 60.0 / 180.0 * PI) - sin(initial_lat) * sin(final_lat));
// Convert radians back to degrees
final_lat = final_lat * 180.0 / PI;
final_lon = final_lon * 180.0 / PI;
// Calculate final heading
double final_heading = fmod(initial_heading + atan2(sin(bearing) * sin(distance / 60.0 / 180.0 * PI) * cos(initial_lat), cos(distance / 60.0 / 180.0 * PI) * cos(initial_lat) * cos(bearing)) * 180.0 / PI + 360.0, 360.0);
// Calculate distance traveled
double distance_traveled = distance * cos(bearing);
printf("Final latitude: %lf\n", final_lat);
printf("Final longitude: %lf\n", final_lon);
printf("Final heading: %lf\n", final_heading);
printf("Distance traveled: %lf\n", distance_traveled);
return 0;
}
注意:这只是一个简单的惯性导航代码,可能存在一些缺陷和不足之处,需要根据实际情况进行修改和完善。
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