Re: [R] Natural colours for topographic data

2009-11-25 Thread Karl Ove Hufthammer
Tysdag 24. november 2009 11.08.08 skreiv du: I would be happy with a simple one, that just mapped negative values to water colours and positive values to land colours. Have you tried my colourscheme package? Its not on CRAN but you can get it from here: Thanks for the suggestion. It looks

Re: [R] Natural colours for topographic data

2009-11-24 Thread Karl Ove Hufthammer
On Mon, 23 Nov 2009 12:21:03 -0500 David Winsemius dwinsem...@comcast.net wrote: I would be happy with a simple one, that just mapped negative values to water colours and positive values to land colours. Searching with the strategy color positive negative zero in r-search and limiting

Re: [R] Natural colours for topographic data

2009-11-24 Thread Barry Rowlingson
On Tue, Nov 24, 2009 at 8:42 AM, Karl Ove Hufthammer k...@huftis.org wrote: On Mon, 23 Nov 2009 12:21:03 -0500 David Winsemius dwinsem...@comcast.net wrote: I would be happy with a simple one, that just mapped negative values to water colours and positive values to land colours. Searching

Re: [R] Natural colours for topographic data

2009-11-24 Thread Jim Lemon
On 11/24/2009 07:42 PM, Karl Ove Hufthammer wrote: On Mon, 23 Nov 2009 12:21:03 -0500 David Winsemius dwinsem...@comcast.net wrote: I would be happy with a simple one, that just mapped negative values to water colours and positive values to land colours. Searching with the

[R] Natural colours for topographic data

2009-11-23 Thread Karl Ove Hufthammer
Dear list members I'm currently working on some topographic (elevation) data, and was somewhat surprised that the 'topo.colors' and 'terrain.colors' are of little to no use here. The problem is that these functions only return a palette of colours; they don't map depth values to colours. So

Re: [R] Natural colours for topographic data

2009-11-23 Thread David Winsemius
On Nov 23, 2009, at 11:52 AM, Karl Ove Hufthammer wrote: Dear list members I'm currently working on some topographic (elevation) data, and was somewhat surprised that the 'topo.colors' and 'terrain.colors' are of little to no use here. The problem is that these functions only return a