https://github.com/shanghuiyang/pbfmap

pbfmap is a reader of osm pbf in pure golang.
https://github.com/shanghuiyang/pbfmap

golang openstreetmap osm pbf

Last synced: about 2 months ago
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pbfmap is a reader of osm pbf in pure golang.

• Host: GitHub
• URL: https://github.com/shanghuiyang/pbfmap
• Owner: shanghuiyang
• License: mit
• Created: 2020-09-10T14:01:42.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2021-12-31T05:03:21.000Z (over 4 years ago)
• Last Synced: 2024-06-20T07:57:33.746Z (about 2 years ago)
• Topics: golang, openstreetmap, osm, pbf
• Language: Go
• Homepage:
• Size: 11.7 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# pbfmap

[![CI](https://github.com/shanghuiyang/pbfmap/actions/workflows/ci.yml/badge.svg)](https://github.com/shanghuiyang/pbfmap/actions/workflows/ci.yml)

[![License](https://img.shields.io/badge/License-MIT-blue.svg)](https://github.com/shanghuiyang/pbfmap/blob/master/LICENSE)

pbfmap is a reader of osm pbf in pure golang.

## usage

```go

package main

import (

	"fmt"

	"github.com/shanghuiyang/pbfmap"

)

func main() {

	pbf := pbfmap.New()

	if err := pbf.Load("test.osm.pbf"); err != nil {

		fmt.Printf("failed to load pbf, error: %v", err)

		return

	}

	fmt.Println("nodes    : ", len(pbf.Nodes))

	fmt.Println("ways     : ", len(pbf.Ways))

	fmt.Println("relations: ", len(pbf.Relations))

	fmt.Println("---------------")

	n := pbf.GetNode(2651270709)

	if n == nil {

		fmt.Printf("node %v not found\n", 2651270709)

		return

	}

	fmt.Println(n)

	fmt.Println("---------------")

	w := pbf.GetWay(330213759)

	if w == nil {

		fmt.Printf("way %v not found\n", 330213759)

		return

	}

	fmt.Println(w)

	fmt.Printf("length: %.4f m\n", w.Length())

	fmt.Println("---------------")

	r := pbf.GetRelation(9146261)

	if r == nil {

		fmt.Printf("relation %v not found\n", 9146261)

		return

	}

	fmt.Println(r)

	return

}

```