[OSM-dev] Custom tileset

2016-03-18 Thread Amaroussi (OpenStreetMap)
Hi,

I thought it may be useful to pitch my idea here, but I plan to develop two 
custom sets of tile sets that use the standard OSM layer, but with “British” 
and “Greek” colours respectively. 

Depending on how much technical expertise I require for this, I plan to develop 
these tile sets in response to demand from the UK community in response the the 
change of colours recently.

The British tile set will have the old colours before the changeover to the 
red-yellow scheme, and it initially cover Great Britain and the Republic of 
Ireland only.

The Greek tile set will have green for motorways, two shades of blue for 
national roads, red for provincial roads and yellow for other connecting roads 
to villages, and it will initially cover Greece. This stylesheet reflects the 
road signs on motorways and national roads, with the rest being based on the 
old stylesheet.

Other than the change of colour, I plan to make the custom tile set stylesheet 
a dependency of the main stylesheet, to minimise the need to update them often.

I desire that the tiles update about five minutes after an edit, like the main 
map, so it does not turn out to be a half-baked alternative.

So, how can I pull off this feat?

Thanks in advance,

Amaroussi
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Re: [OSM-dev] Playback of Camera Movement in OSM2World Question

2016-03-18 Thread Peter Barth
Hi Wilson,

Thank you for your interest in OSM and GSoC.

The project idea you're talking about is actually meant in a
different way. What we'd like to achive is a way to generate
virtual camera flights. I.e. you use the OSM2World GUI to define
waypoints and direction vectors to look at, i.e. the definition
of the camera movement. The student's code would try to
interpolate those positions to generate a smooth trajectory in 3D
space and afterwards render the images along this
trajectory. Rendering might either happen directly with OSM2World
to output PNG images or via Povray. And in the end, ffmpeg/libav
will take these images and make a video out of the single images.

Of course there's more to it: The trajectory might be inputed via
a GPX file or by defining your own format. Also the interpolation
of the camera movement might be as simple as a polygon or
something more sophisticated as bspline approximation or whatever
else.

But in the end the details are up to the student. We have a rough
idea, we also have an idea how we would implement it. But we want
to hear and see your ideas as long as it matches our overall goal :)

Hope that helps,
Peda


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