[Rd] rgl question

Dominick Samperi djsamperi at gmail.com
Mon Mar 31 18:56:51 CEST 2014

Thanks for the comment. No, there were no such prior calls,
unless rgl.lines() itself sets lty to dashed?

Here is a simple session run under Windows:
x <- 1:20
y <- 1:20
z <- 1:20
rgl.lines(x,y,z) # displays dashed line
lines3d(x,y,z)  # displays solid line

I'm using R 3.1.0 alpha

On Mon, Mar 31, 2014 at 5:44 AM, Duncan Murdoch
<murdoch.duncan at gmail.com> wrote:
> On 30/03/2014, 9:20 PM, Dominick Samperi wrote:
>> Hello,
>> If I call lines3d(x,y,z) I get lines connecting each point, but
>> when I call rgl.lines(x,y,z) I get dashed lines, and adding
>> something like type='l' leads to an error message. The
>> docs seem to suggest that rgl.lines() calls lines3d(), so
>> I would expect the result to be the same.
>> Any tips would be appreciated.
> The difference is in how they use the material properties:  rgl.lines sets
> them permanently, lines3d restores the original value after the call.  So
> I'd guess your call to rgl.lines followed a call to another rgl.* function
> that set the lty property to dashed.
> Duncan Murdoch

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