Giter Club home page Giter Club logo

xutil's Issues

find a bug


// MercatorToBd09 墨卡托坐标转百度经纬度坐标
func MercatorToBd09(x, y float64) (float64, float64) {
	cF := []float64{}

> tempY := math.Abs(y)

	for cE := 0; cE < len(_mcband); cE++ {
		if tempY >= _mcband[cE] {
			cF = _mc2ll[cE]
			break
		}
	}
	return yr(x, y, cF)
}

// Bd09ToMercator 百度经纬度坐标转墨卡托坐标
func Bd09ToMercator(lng, lat float64) (float64, float64) {
	getLoop := func(lng float64, min, max float64) float64 {
		for lng > max {
			

> lng = lng - math.Abs(max-min)

		}
		for lng < min {

>lng = lng +  math.Abs(max-min)

		}
		return lng
	}
	getRange := func(lat float64, min, max float64) float64 {
		return math.Min(math.Max(lat, min), max)
	}

	cE := []float64{}
	lng = getLoop(lng, -180.0, 180.0)
	lat = getRange(lat, -74.0, 74.0)
	for i := 0; i < len(_llband); i++ {
		if lat >= _llband[i] {
			cE = _ll2mc[i]
			break
		}
	}

> 	if len(cE) == 0 {

		for i := len(_llband) - 1; i >= 0; i-- {
			if lat <= -_llband[i] {
				cE = _ll2mc[i]
				break
			}
		}
	}
	return yr(lng, lat, cE)
}

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google ❤️ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.