From satakagi at gmail.com  Sun Sep  9 23:41:00 2018
From: satakagi at gmail.com (Takagi Satoru)
Date: Mon, 10 Sep 2018 15:41:00 +0900
Subject: [vector-tiles] Quad Tree Tiling
In-Reply-To: <CAEStERtJRrrLg8BwUR_eYH5r84A9xES6+v=qYY+8Yob++7L8kQ@mail.gmail.com>
References: <CAEStERtJRrrLg8BwUR_eYH5r84A9xES6+v=qYY+8Yob++7L8kQ@mail.gmail.com>
Message-ID: <CAEStERtt3RyMBFfT_kCJcmTYMP8RH=_zf_XA=Oj0s7aL0KHgYw@mail.gmail.com>

Hi,
I posted a slide on slideshare about the improved Quad Tree Tiling
considering the Level of Detail.
https://www.slideshare.net/totipalmate/quad-tree-composite-tiling-in-english

It named Quad Tree "Composite" Tiling, as it mixes vectors and rasters and
mixes multiple levels of tiles.

Satoru

2018年1月10日(水) 12:45 Takagi Satoru <satakagi at gmail.com>:

> Hello,
>
> I am a developer of web mapping system in Japan.
>
> I was developing a system with my own framework (called svgMap*3)
> developed by myself.
> Also I am poor in English, so I am slow to understand the concepts in
> osgeo.
>
> Well, I seem to have developed about vector tiling for many years.
>
> However, it is not an equally spaced mesh tile. The framework I build
> accepts tiles in free areas. And by applying it, I am building a system
> that generates content as a tile of quad tree according to the density of
> data. Does the osgeo community consider the Web Mapping system by such a
> concept?
> The merit of the quad tree tile is described here*1 and here*2, for
> example. And I feel the same merit.
> In addition, I find commonality concept in CESIUM 3D Tiles.
>
> *1: http://engblog.yext.com/post/geolocation-caching
> *2:
> https://robots.thoughtbot.com/how-to-handle-large-amounts-of-data-on-maps
> *3: http://svgmap.org/
>
> Regards,
>
> Satoru
>
>
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