[opendx-users] mark invalid data

2004-06-25 Thread Fred Ramsing
Hi all, Is there any way besides the Include module to mark data as invalid? I have a list of invalid values that fall close to or within the data range, but I don't want to convert the values. For example, in the MODFLOW data set I'm reading: -999.0 represents inactive (invalid)

Re: [opendx-users] mark invalid data

2004-06-25 Thread Sharon Gibson
Use the following equation in Compute: a==-999||a==999||a==?byte(1):byte(0) Then pipe the result into the `srcfield' port of Replace, with your original data piped into the `dstfield' port. Set 'srcname' to data and 'dstname' to invalid positions. On Jun 25, 10:12am, Fred

Re: [opendx-users] lost on transformation matrix

2004-06-25 Thread Sharon Gibson
I think that Inquire('apply transform') will change the positions numerically rather than just on the screen. That's my memory, anyway. Maybe someone else can confirm. On Jun 25, 10:55am, Fred Ramsing wrote: Subject: [opendx-users] lost on transformation matrix Hi all, I tried using the

Re: [opendx-users] lost on transformation matrix

2004-06-25 Thread Paul Majors
Title: Re: [opendx-users] lost on transformation matrix Hi Fred, I worked out some macros for rotating regular 3D grid data that immediately operate on the positions components (see attached pdf for Z-axis rotation) and preserve the Regular object. It basically interrogates a regular data

Re: [opendx-users] lost on transformation matrix

2004-06-25 Thread Chris Pelkie
Use Scale, Rotate, Translate, Transform, then follow with Inquire(apply transform). Or if you want the net transformation matrix, Inquire(transformation matrix). After that, you are on your own! (:-) On Jun 25, 2004, at 1:55 PM, Fred Ramsing wrote: Hi all, I tried using the Scale, Rotate,