Skip to content

Instantly share code, notes, and snippets.

View Sumbera's full-sized avatar

∫ ∪ ∧∴ ∋ ∈ ⊇ ∧ Sumbera

View GitHub Profile
@Sumbera
Sumbera / L.SvgScaleOverlay.js
Last active December 22, 2021 08:13
SVG scaled overlay in Leaflet
/*
Stanislav Sumbera, August , 2015
- scaled SVG draw prototype on top of Leaflet 1.0 beta
- note it uses L.map patch to get it working right
- SVG data are not modified, only scaled and optionaly radius/stroke width etc. can be specified on onScaleChange callback
- very experimental
*/
//-- Patch to get leaflet properly zoomed
@Sumbera
Sumbera / index.html
Last active February 20, 2022 02:41
WMS overlay on MapBox-gl-js (0.5.2)
<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8' />
<title>WMS overlay with MabBox-gl-js (0.5.2)</title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<script src="http://www.sumbera.com/gist/js/mapbox/dist/mapbox-gl.js"></script>
<link href="http://www.sumbera.com/gist/js/mapbox/dist/mapbox-gl.css" rel="stylesheet" />
<script src="http://www.sumbera.com/gist/js/mapbox/mbstyles/hybrid.js"></script>
@Sumbera
Sumbera / L.CanvasOverlay.js
Last active February 3, 2023 09:47
Leaflet Canvas Overlay
/*
UPDATE July 2016 , moved and updated to here: https://github.com/Sumbera/gLayers.Leaflet
Generic Canvas Overlay for leaflet,
Stanislav Sumbera, April , 2014
- added userDrawFunc that is called when Canvas need to be redrawn
- added few useful params fro userDrawFunc callback
- fixed resize map bug
inspired & portions taken from : https://github.com/Leaflet/Leaflet.heat
@Sumbera
Sumbera / README.md
Last active February 12, 2024 16:20
Many points with Leaflet WebGL

Leaflet and WebGL sample rendering 80T points for more info read blog post

inspired by this and by very nice WebGL tutorial here

@Sumbera
Sumbera / Readme.md
Last active February 21, 2024 00:14
WebGL polygon triangulation with earcut.js

Simple earcut 1.4 test of triangulation for polygons for webgl drawing. Viedo of 250MB large geojson file:

see discussion also here

@Sumbera
Sumbera / LICENSE.txt
Last active February 29, 2024 15:44
Many Polygons with geojson-vt on Leaflet
Licensed under MIT
Copyright (c) 2015 Stanislav Sumbera,
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files
(the "Software"), to deal in the Software without restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.