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coordtransform's Introduction

coordtransform Go Report Card

提供百度坐标系(bd-09)、火星坐标系(国测局坐标系、gcj02)、WGS84坐标系的相互转换,基于 Go 语言,无特殊依赖。

Features

Installation

go get github.com/qichengzx/coordtransform

Quick Start

package main

import(
	"fmt"
	"github.com/qichengzx/coordtransform"
)

func main() {
	fmt.Println(coordTransform.BD09toGCJ02(116.404, 39.915))
	fmt.Println(coordTransform.GCJ02toBD09(116.404, 39.915))
	fmt.Println(coordTransform.WGS84toGCJ02(116.404, 39.915))
	fmt.Println(coordTransform.GCJ02toWGS84(116.404, 39.915))
	fmt.Println(coordTransform.BD09toWGS84(116.404, 39.915))
	fmt.Println(coordTransform.WGS84toBD09(116.404, 39.915))
}

Benchmarks

Run on MacBook Pro (13-inch, Early 2015) Go version go1.10 darwin/amd64
goos: darwin
goarch: amd64
pkg: coordTransform
BenchmarkBD09toGCJ02-4    	20000000	        84.0 ns/op
BenchmarkGCJ02toBD09-4    	20000000	        91.8 ns/op
BenchmarkWGS84toBD09-4    	 5000000	       398 ns/op
BenchmarkGCJ02toWGS84-4   	10000000	       252 ns/op
BenchmarkBD09toWGS84-4    	 5000000	       352 ns/op
BenchmarkWGS84toGCJ02-4   	 5000000	       296 ns/op

License

This project is under the MIT License.

coordtransform's People

Contributors

akillcool avatar frontmage avatar qichengzx avatar zhl11b avatar

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