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Project description
gismath
安装
pip install gismath
示例
import gismath
lon, lat, alt = 121.57156751580956, 31.287623375403385, 0.15180000000691507
# c++ 实现
ecef_cpp = gismath.geodetic2ecef_cpp(lon, lat, alt)
# cython 实现
ecef_cy = gismath.geodetic2ecef_cy(lon, lat, alt)
print(ecef_cpp)
>>> [-2856298.1505069532, 4648013.005657461, 3293186.773949799]
print(ecef_cy)
>>> (-2856298.1505069532, 4648013.005657461, 3293186.773949799)
提供常用 GIS 算法的 CPP 版本和 Cython 版本
| 测试 | CPP 版耗时 | Cython 版耗时 | numba.njit 耗时 | numba.njit(fastmath=True) 耗时 | Pure Python 3.11.3 |
|---|---|---|---|---|---|
| 经纬度转ECEF（50000000 条） | 16.043000 秒 | 08.345999 秒 | 14.576452 秒 | 10.386999 秒 | 40.454000 秒 |
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