Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread John Smith
2010/1/13 Sam Couter : > Left turn from Falcon Street onto Pacifiy Highway. If you switch to sat view you can see there is a seperate lane for that which makes the turn less than 90 degrees. ___ Talk-au mailing list Talk-au@openstreetmap.org http://list

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread John Smith
2010/1/13 Roy Wallace : > On Tue, Jan 12, 2010 at 9:17 PM, John Smith wrote: >> >> In this case you have to assume the turn restictions are completely >> ignored, which if that is the case is there really any point in >> putting them in in the first place to tell stupid things how to do >> their j

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread Roy Wallace
On Tue, Jan 12, 2010 at 9:17 PM, John Smith wrote: > > In this case you have to assume the turn restictions are completely > ignored, which if that is the case is there really any point in > putting them in in the first place to tell stupid things how to do > their jobs better when the programming

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread Sam Couter
John Smith wrote: > KISS... > > In this case you have to assume the turn restictions are completely > ignored, which if that is the case is there really any point in > putting them in in the first place to tell stupid things how to do > their jobs better when the programming should be improved?

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread John Smith
2010/1/12 Roy Rankin : > My experience of many years with both people and computers is that > people often show that common sense is not that common and that > computers have none at all. It may be just a fringe case, but I believe > that if a turn is not prohibited then sooner or later a route wil

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread Roy Rankin
On 01/12/2010 07:08 PM, Ross Scanlon wrote: > Likewise don't put roads that are on the same pavement on different layers > it's not mapping what's on the ground. OK, I have re-read the layers tag on the map features page and it says "This is intended to indicate actual physical separation, sho

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread Franc Carter
On Tue, Jan 12, 2010 at 3:57 PM, wrote: > On Mon, 2010-01-11 at 21:44 +1100, Roy Rankin wrote: > With the resolution and newness of Nearmap images Freeway/Motorway >> interchanges are being mapped in detail rather than schematically. This >> brings up the issue on how to best do this. >> >> ... >

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread John Smith
2010/1/12 Ross Scanlon : > Likewise don't put roads that are on the same pavement on different layers > it's not mapping what's on the ground. > > I know it's difficult with the current routers but we need to add the data > correctly then get the routers fixed to correctly work with the turn > and/

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread Ross Scanlon
> There is a third solution which I have seen. Typically the interchange > ways cross 2 other ways. Normally I think of the via in a turn relation > being a node. I am not sure the routers work this way, but if the right > turn lane is a separate way with a common nodes with ways it crosses > (but

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-12 Thread John Smith
2010/1/12 Roy Rankin : > The example I gave was a simplification to demonstrate the issues. From > Johns response I did realize I had gotten the directions which I assumed > is why it did not make sense to him.  If you want to visualize the > situation look at the link I supplied > (http://www.open

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread Roy Rankin
The example I gave was a simplification to demonstrate the issues. From Johns response I did realize I had gotten the directions which I assumed is why it did not make sense to him. If you want to visualize the situation look at the link I supplied (http://www.openstreetmap.org/?lat=-33.82907&

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread Roy Wallace
On Tue, Jan 12, 2010 at 2:57 PM, wrote: > > Would anyone else like to comment? Yes, but as John asked can you point us to the example? Would make it easier to follow... As for "2> The ways cross without a common node but are on different layers. (Although physically using the same pavement wher

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread cam_daw
On Mon, 2010-01-11 at 21:44 +1100, Roy Rankin wrote: With the resolution and newness of Nearmap images Freeway/Motorway > interchanges are being mapped in detail rather than schematically. This > brings up the issue on how to best do this. > > ... > > (http://www.openstreetmap.org/?lat=-33.82

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread Roy Rankin
Oops, I meant a east bound lane(s) going south crossing the west bound lane(s). On 01/11/2010 09:44 PM, Roy Rankin wrote: > With the resolution and newness of Nearmap images Freeway/Motorway > interchanges are being mapped in detail rather than schematically. This > brings up the issue on how to

Re: [talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread John Smith
2010/1/11 Roy Rankin : > With the resolution and newness of Nearmap images Freeway/Motorway > interchanges are being mapped in detail rather than schematically. This > brings up the issue on how to best do this. > > Picture this case. A freeway goes north-south and a dual lane east-west > road goes

[talk-au] Mapping interchanges levels or turn restrictions

2010-01-11 Thread Roy Rankin
With the resolution and newness of Nearmap images Freeway/Motorway interchanges are being mapped in detail rather than schematically. This brings up the issue on how to best do this. Picture this case. A freeway goes north-south and a dual lane east-west road goes over the freeway with a connec