[Plplot-devel] time

2008-09-01 Thread Alan W. Irwin
Hi Steve: Since this is a broader topic, I have changed the subject line. On 2008-09-02 02:14+0100 Schwartz, Steven J wrote: > Alan, > Your approach in example 29 is to use the TZ environment variable to trick your computer into thinking that it is in a UTC timezone. This doesn't work on all pl

Re: [Plplot-devel] Time calculation in Ada example 29

2008-09-01 Thread Schwartz, Steven J
Alan, If I may be allowed to widen this discussion from Ada to "time," I still think there are underlying issues that should at least be discussed. As I said a few weeks back, we have a vested interest in this matter because time plays a critical element in data from spacecraft, and because we

Re: [Plplot-devel] Time calculation in Ada example 29

2008-09-01 Thread Alan W. Irwin
On 2008-09-01 14:58-0700 Jerry wrote: > Andrew, > > Does the Ada example, with xmin hardcoded to 1_133_395_200.0, > generate the same Postscript as the C example? The current Ada example 29 code has xmin := 1133395200.0; (no underscores), and yes, that hard-coded value gives identical results t

Re: [Plplot-devel] Time calculation in Ada example 29

2008-09-01 Thread Jerry
Andrew, Does the Ada example, with xmin hardcoded to 1_133_395_200.0, generate the same Postscript as the C example? (I can't test this on my machine because the C example doesn't work correctly, as I discussed earlier.) Jerry On Sep 1, 2008, at 12:11 AM, Andrew Ross wrote: > > Jerry, >

[Plplot-devel] OCaml bindings and non-interactive examples have been completed

2008-09-01 Thread Alan W. Irwin
I am happy to announce we now have complete OCaml bindings and complete non-interactive OCaml standard examples which give a clean ctest compare result for all platforms accessible to Hez, Andrew, and me. I have changed the OCaml paragraphs in README.release accordingly. Also in order to encourage

Re: [Plplot-devel] Time calculation in Ada example 29

2008-09-01 Thread Andrew Ross
Jerry, The problem is that Time_Of is in local time. The UK was on daylight saving time on 1st Jan 1970, and so my reference is 1 hour out. Most time zones with no DST in operation will give the correct value. I'd overlook this possibility when I first wrote the C version. That's why we had to ch