[OpenLayers-Dev] NASA World Wind in Openlayers

[maw269 at gmail.com]

Thank You Nathan...I now have access the the NASA WMS in openlayers!

Any idea on how I would use the downloaded data pack in openlayers? Is that  
possible?



On Nov 15, 2010 7:48pm, Nathan Gerber <ngerber999 at gmail.com> wrote:
> Matt,
> >
> For using the World Wind WMS layers you referenced this is what you would  
> add to your map assuming that you are using the default projection for  
> OpenLayers (EPSG:4326)
> >

> var nasa = new OpenLayers.Layer.WMS("NASA WMS Service",
> "http://onearth.jpl.nasa.gov/wms.cgi?",


> {
> layers: 'global_mosaic'
> , styles: 'visual'


> },
> {
> tileSize: new OpenLayers.Size(512,512)


> }
> );
> map.addLayer(nasa);



> In the link you posted go to the "GetTileService" When you view the XML  
> take note of the comments in the TilePattern tags. For example:



> request=GetMap&layers=daily_afternoon&srs=EPSG:4326&format=image/jpeg&styles=visual&width=512&height=512&bbox=-180,-166,76,90



> In the above example you would take layers=daily_afternoon and use the  
> daily_afternoon as your layers in the OpenLayers definition. Styles is  
> not necessary unless you are looking for a specific theme. If so look in  
> the above example string again and you will see styles=visual, visual is  
> what you would specify in the styles definition for OpenLayers. Be sure  
> you use the tileSize definition that matches the width and height from  
> the TilePattern string.


> The WorldWind example you reference is accessing the remote WorldWind  
> server for the tiles. It is not intended for accessing a copy of the data  
> that you downloaded.


> --
> Nathan Gerber

> >
> On Mon, Nov 15, 2010 at 4:33 PM, maw269 at gmail.com> wrote:


> I have 2 questions:


> 1. Is it possible to show World Wind WMS Layers from OpenLayers as in  
> http://onearth.jpl.nasa.gov/tiled.html?


> I can hit their wms from my browser:


> http://wms.jpl.nasa.gov/wms.cgi?request=GetMap&layers=global_mosaic&srs=EPSG:4326&format=image/jpeg&styles=visual&width=512&height=512&bbox=-180,-166,76,90


> but can't seem to connect to it using any of the openlayers.layer.classes.





> 2. I also downloaded the NLT Landsat 7 Visible Color-Level 0 cache pack  
> from http://www.worldwinddata.com/


> How do I use OpenLayers.Layer.WorldWind to show that layer? I looked at  
> http://openlayers.org/dev/examples/worldwind.html but was even more  
> confused after looking at that page's source.


> The cache pack uzipped to my harddrive as a folder entitled '0';  
> subfolders entitled '0015' through '0075'; and then images such  
> as '0015_0046.jpg'


> Thanks,


> Matt
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