importmath# 地球椭球参数a=6378137# 卫星椭球的长半轴(米)e2=0.00669437999014# 第一离心率的平方deflat_lon_to_ecef(lat,lon,h):lat_rad=math.radians(lat)lon_rad=math.radians(lon)N=a/math.sqrt(1-e2*math.sin(lat_rad)**2)X=(N+h)*math.cos(lat_rad)*math.cos(lon_rad)Y=(N+h)*math.c...
1、计算相机位置在ENU坐标系中的坐标: 首先,将相机位置从ECEF坐标系转换为ENU坐标系。ENU坐标系是相对于参考点的局部坐标系,所以需要提供一个参考点的位置,通常使用地理坐标经纬高来表示。假设你有一个参考点的ECEF坐标为Xecef_ref。那么,相机位置在ENU坐标系中的坐标Xenu_cam可以通过以下方式计算: dXecef = Xece...
下面是Python代码实现: python import math # WGS-84椭球参数 WGS84_A = 6378137.0 # 长半轴 WGS84_F = 1 / 298.257223563 # 扁率 WGS84_E2 = WGS84_F * (2 - WGS84_F) # 第一偏心率平方 def gps_to_ecef(lat, lon, alt): """ 将GPS坐标转换为ECEF坐标 :param lat: 纬度(度) :param lon...
ecef_z = (N * (1.0 - self.pow_e_2) + alt) * sinLat print('pos2ecef', lon0, lat0, alt0, '->', ecef_x, ecef_y, ecef_z) return (ecef_x, ecef_y, ecef_z) def pos2enu(self, lon, lat, alt, ref_lon, ref_lat, ref_alt): # lon0, lat0, alt0 = p0_lon, p0_la...
ecef_x = (N+alt) * cosLat * cosLon ecef_y = (N+alt) * cosLat * sinLon ecef_z = (N* (1.0 -self.pow_e_2) + alt) * sinLat print('pos2ecef',lon0,lat0,alt0, '->',ecef_x,ecef_y,ecef_z) return (ecef_x,ecef_y,ecef_z) ...
Popular mapping toolbox functions ported to Python include the following, where the source coordinate system (before the "2") is converted to the desired coordinate system: aer2ecef aer2enu aer2geodetic aer2ned ecef2aer ecef2enu ecef2enuv ecef2geodetic ecef2ned ecef2nedv ecef2eci eci2ecef...
Python repo for misc geodetic operation conversiongeodesycoordinatesellipsoidmercatormap-projectionsgeodeticvincenty-formulatransverse-mercatorenuecefgeodetic-directgeodetic-inversegrid-convergencescale-factor UpdatedMar 2, 2025 Python Add a description, image, and links to theenutopic page so that developers can...
坐标转换matlab源码MatMap3d Matlab坐标转换,用于地理空间ecef enu eci。 与Python类似。 用法 MatMap3D设置为,这意味着import matmap3d语句允许在一定范围内使用此代码。 import matmap3d.* % or add matmap3d. to start of function name [x,y,z] = geodetic2ecef([],lat,lon,alt) [az,el,range] =...
ECEF ecef;ecef.x=(N+geo.alt)*cosphi*cos(geo.lon);ecef.y=(N+geo.alt)*cosphi*sin(geo.lon);ecef.z=(N*(1-e2)+geo.alt)*sinphi;returnecef;}ENUecef_to_enu(ECEF target,Geodetic ref_geo){ECEF ref_ecef=geodetic_to_ecef(ref_geo);doubledx=target.x-ref_ecef.x;doubledy=target.y-...
def enu_to_ecef(xEast yNorth zUp lat0 lon0 h0): lamb = math.radians(lat0) phi = math.radians(lon0) s = math.sin(lamb) N = a / math.sqrt(1 - e_sq * s * s) sin_lambda = math.sin(lamb) cos_lambda = math.cos(lamb) sin_phi = math.sin(phi) cos_phi = math.cos(...