Re: [R] image.plot transparent?

2012-07-13 Thread Chris82
Hello, hiere is a small reproducible example. All z.i which are NA should be transparent at the plot, but they are white colored. ### Example image.plot regular x,y grid ### x - seq(2,2.9,0.1) y - seq(42,42.9,0.1) z - matrix(seq(-5,4.9,0.1),nrow=10) image.plot(x,y,z) ### overplotting by

Re: [R] image.plot transparent?

2012-07-13 Thread Peter Ehlers
On 2012-07-13 06:07, Chris82 wrote: Hello, hiere is a small reproducible example. All z.i which are NA should be transparent at the plot, but they are white colored. ### Example image.plot regular x,y grid ### x - seq(2,2.9,0.1) y - seq(42,42.9,0.1) z - matrix(seq(-5,4.9,0.1),nrow=10)

[R] image.plot transparent?

2012-07-10 Thread Chris82
Hi R users, I have a maybe strange problem. Normaly I do image.plot() with x,y coordinates and add=T and if I have some NA values in my data matrix z, the color will be transparent of these pixels. But now I have a disorted coordinate system and x,y are a matrix. It works also fine, but now NA

Re: [R] image.plot transparent?

2012-07-10 Thread Sarah Goslee
This may be device and OS dependent, so please provide the information requested in the posting guide, at a minimum the output of sessionInfo(). A small reproducible example is also necessary. Sarah On Tuesday, July 10, 2012, Chris82 wrote: Hi R users, I have a maybe strange problem.

Re: [R] image.plot transparent?

2012-07-10 Thread Prof Brian Ripley
On 10/07/2012 13:41, Sarah Goslee wrote: This may be device and OS dependent, so please provide the information requested in the posting guide, at a minimum the output of sessionInfo(). A small reproducible example is also necessary. I think not. My guess is it is part of a package which we