GMS

Exporting Raster and Vector KMZ Files

Need to open your project data in Google Earth? GMS can do that by generating a KMZ file from your project data.

GMS allows creating either a raster KMZ file or a vector KMZ file.

Raster KMZ File

This option saves the project data as an image with georeferencing data. The data is clipped to match the current view in the Graphics Window.

To create the file:

  1. Switch to Plan View.
  2. Check that you are using geographic coordinates, otherwise it may be distorted.
  3. Use the File | Save As command.
  4. Set File of Type to be "Google Earth Raster KMZ File (*.kmz)".
  5. Select the Options button to set the resolution.

When pulled into Google Earth, a raster KMZ will simply display the file data as an image over the georeferenced location.

Vector KMZ File

This option saves the project data as vector information. All visible data in the Graphics Window will be included. Points, lines, and polygons will be saved in the file along with the georeferenced data.

  1. Switch to Plan View.
  2. Use the File | Save As command.
  3. Set File of Type to be "Google Earth Vector KMZ File (*.kmz)".

When imported into Google Earth, a vector KMZ will contain an image over the georeferenced location, along with a layers for any lines, points, or polygons contained in the file. These layers can be toggled on or off.

Transient Data

Transient data in GMS can be exported as a raster KMZ file animation.

  1. Switch to Plan View.
  2. Check that the project is using global coordinates.
  3. Select the Display | Animate command.
  4. In the Animation Wizard, turn on the KMZ file option.
  5. Set the options for where to save the file and what parameters to use.

After GMS generates the animation, you can open in Google Earth to see the results.

Now that you’ve seen how KMZ files can be generated, go ahead and give it try in GMS today.

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Creating a Transient Animation

After creating a transient dataset, it can be time consuming to click through each time step to evaluate the changes over time. One of the fastest ways to view changes in transient data is to create an animation.

Creating an animation in GMS can be done quickly using the Animation Wizard.

Once you have a transient dataset with multiple time steps in your project, do the following:

  1. Select the dataset you want to animate and make certain your project is displayed how you want to see it in the Graphics Window. The animation will be created from what is visible in the Graphics Window.
  2. Select the Animate command in the Display menu to open the Animation Wizard.
  3. In the first part of the Animation Wizard, select where you want to save your animation, what file type you wish to use and the animation quality.
  4. In the second part of the Animation Wizard, set your time duration and add a display clock. The options here will vary depending on what options were selected in the first part of the Animation Wizard.
  5. When you click Finish, GMS will create your animation.

If you selected the AVI file format, GMS will display it for you in the Play AVI Animation application (Pavia). This player is included with your installation of GMS. If you selected the KMZ format, GMS will display your animation in Google Earth (if it is installed).

Once you’ve created an animation, you can view it again when you reopen the project. To do this, select the Play Animation command in the Display menu. This will tell GMS to locate the animation file associated with the project and open it in the AVI player. This operation only works for AVI files.

Files can be exported in either AVI format or KMZ format. The AVI file can be used with most other video players, including Windows Media Player or QuickTime Player. KMZ files can be opened with Google Earth.

With the basics down, you can now try creating animations for your own projects in GMS.

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Adding Notes in GMS

It happens from time to time—part of your groundwater model has something special that needs mentioning before handing it over to someone else. You may want to differentiate between two similar coverages without giving them long names, you may need to describe the real world source of a scatter set, or you need to explain how a quadtree was generated.

GMS provides an effective way to add notes to objects and datasets in order to aid in model development. There are two ways to add notes to objects in GMS.

The first is to add notes to object properties by doing the following:

  1. Right-click on an object in the Project Explorer and select the Properties command.
  2. In the Properties dialog, click on the Notes to tab to see all notes associated with the object.
  3. Click on the Add Row button to create a row where you can add your notes. The date and time you enter the note will automatically be added.

GMS can also automatically create notes when UGrids, datasets, and coverages are created. Using this feature requires that the Create GMS Notes Automatically option be turned on in the Preferences dialog.

As your project grows, you may find some notes are no longer needed. You can delete notes by going into the Properties dialog and deleting notes individual. If you have several notes that need to be removed, deleting them individually could be a hassle. GMS makes it easier by placing all notes contained in a project into one location.

  1. Select the Notes command in the Edit menu to bring up a dialog with all notes made in the project.
  2. From this dialog, you can select and delete multiple unwanted notes.

Now that you’ve seen how to create notes, try adding notes to your projects in GMS 10.3.

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GMS MODFLOW and ArcHydro Training in Yerevan, Armenia

In January, Aquaveo sent Alan Lemon to Yerevan, Armenia to conduct a training course on using MODFLOW in GMS, and using ArcHydro Groundwater. The training covered the basics of using both GMS and ArcHydro Groundwater, as well as some specifics on how these tools could be applied in Armenia to help increase the efficiency of groundwater resource management. These trainings are very hands-on, which helps the participants more quickly learn how to use the tools.

Topics demonstrated and discussed included learning how to build customized AHGW geodatabases, and how to import, manage, and visualize various types of data for structures such as boreholes. The training also covered importing, editing, and visualizing 2D and 3D hydrogeologic models complete with cross sections and maps showing water levels and quality.

Members of the course included representatives from the Water Resources Management Agency and the Environmental Monitoring and Information Center of the Ministry of Nature Protection (MNP), Institute of Geological Sciences of the National Academy of Sciences of Armenia, the International Agribusiness Teaching Center at Armenian National Agrarian University, the American University of Armenia, and Yerevan State University.

This training was arranged by ME&A (Mendez England & Associates) as part of their ASPIRED (Advanced Science & Partnerships for Integrated Resource Development) program. We appreciate their help in arranging the training, and we appreciate the time and effort of all of the ministry and university participants. Despite having to work through a translator, all of the participants were focused and engaged, and a good rapport was developed.

We had a very enjoyable time there. To schedule your own onsite training course, visit the Aquaveo site today.

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