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Geosoft Oasis Montaj 7.0 Quick Start Manual

Geophysical data processing quick start guide
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Oasis montaj 7.0 Viewer
The core software platform for working
with large volume spatial data
QUICK START™ TUTORIAL
w w w . g e o s o f t . c o m

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  • Page 1 Oasis montaj 7.0 Viewer The core software platform for working with large volume spatial data QUICK START™ TUTORIAL w w w . g e o s o f t . c o m...
  • Page 2 Written by, Nancy Whitehead. Please send comments or questions to info@geosoft.com Copyright © Geosoft Inc. 2008. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form, or by any means, electronic, mechanical, photo-copying, reading, or otherwise, without prior consent from Geosoft Inc.

  • Page 3: Table Of Contents

    Contents Oasis montaj 7.0   Software and Hardware Requirements 1  Installing Oasis montaj Viewer 2  Install from the Oasis montaj Viewer CD ROM   Install from the Web   Authorizing Your Internet Communication Settings 3  Authorize Internet Communication Dialog  ...
  • Page 4 Opening a Database   Adding Compression to your Database   Displaying Data Files in an Oasis montaj Database   Displaying/Hiding Channels (Columns) in the Spreadsheet   Displaying Basic Channel Statistics   Displaying Profiles in the Spreadsheet   D a t a B a s e T o o l B a r  ...
  • Page 5 E x p o r t C S V F o r m a t   Exporting Maps   Printing Maps in Oasis montaj 67  Printer Setup   Page Setup   Print a Map   Appendix 1: Geosoft Concepts  ...
  • Page 6 Dynamically link data and information to knowledge 87  Geosoft Algorithms and Techniques 88  Process Maker technology links data processing 89  Appendix 2: Displaying Data Formats   Geosoft XYZ File Format 90  ASEG-GDF File Format 91  Geosoft GBN (Binary Data File) Format 92 ...

  • Page 7: Oasis Montaj 7.0

    Oasis montaj 1 Oasis montaj 7.0 Oasis montaj 7.0 is the latest major release from Geosoft. Oasis montaj is available in two versions – a free Viewer and a licensed Mapping and Processing System. The Oasis montaj Viewer is a free software product that enables you to view Geosoft...

  • Page 8: Installing Oasis Montaj Viewer

    When installing Oasis montaj users MUST be logged on as Administrator. Insert the Oasis montaj CD into your CD-ROM drive. The Geosoft Install Package setup dialog is displayed and tells you that the system is preparing the installation.

  • Page 9: Authorizing Your Internet Communication Settings

    This dialog box enables you to set the type of access you want when communicating with an internet or external server to download data. You can select from three levels of access that will define how the Geosoft Server will communicate with your computer: Trusted This setting will automatically authorize all communication with the server.

  • Page 10: Setting High-Resolution Graphics

    4 Oasis montaj Verify This setting will ask you to verify all communication with the server before proceeding with a download. This means that whenever you access the server, the server will show you what is being downloaded and ask you to authorize it. Click the [Accept] button to give permission and download the file(s) or click the [Deny] button if you do not want to download the file(s).

  • Page 11: Finding More Help Information

    If you still can’t find the information you’re looking for, all of the Geosoft Manuals and Tutorials are available online, www.geosoft.com/resources/tutorials/ Contacting Geosoft The list below provides contact information for Geosoft offices around the world. Note that, technical support is for Licensed Users Only. North America Europe and North Africa Geosoft Inc.,...

  • Page 12: Tutorial 1: Getting Ready To Work

    TART SING ASIS MONTAJ On the Start menu bar click Programs and then click Geosoft and then click Oasis montaj Viewer|Oasis montaj Viewer. Double click on the Oasis montaj Viewer icon in Windows Explorer or File manager or the icon located on you desktop screen.

  • Page 13: System Files

    To start this tutorial, please create a working directory called D:\Tutorial. A general rule to follow in working with Geosoft applications is to avoid working in the directory where Oasis montaj was installed. In this tutorial, we will follow this rule by keeping all the working data files in D:\Tutorial.

  • Page 14: Creating A Project

    8 Tutorial 1: Getting Ready to Work Creating a Project To work in Oasis montaj requires an open Project. An Oasis montaj "Project" encompasses every item in your working project; from the data files in your project (databases, maps, and grids), to the tools used (including 3D tool and the Project Explorer), to the project setup including the menus you have displayed and whether you are working on a map or profile and the state in which you left it the last time you used it.

  • Page 15: Changing Default Settings

    Tutorial 1: Getting Ready to Work 9 Specify a name and directory for the project. For example, name the project GeoDemo and specify the working directory as D:\Tutorial Click the [Save] button. The system saves the project and indicates it is open by adding menus to the menu bar, adding buttons to the Database Tools, Map Layout, Map Tools and Standard short-cut tool bars and by displaying the Project Explorer window.
  • Page 16 Select the desired choices from the available selections. You need not change any selections at this time. Once you are more familiar with Geosoft, you may come back to alter the settings. The following list summarizes the default Oasis montaj Viewer settings:...
  • Page 17 Note that the image cache will be created in the GEOTEMP directory, and there must be sufficient room to hold the cache plus other Geosoft temporary files. The image cache should not be more than 50% of the available room in GEOTEMP.

  • Page 18: Finding Help

    About topics, which will introduce you to Oasis montaj. The Manuals, Tutorials, and Technical Notes system, accessed through Help|Manuals and Tutorials, contains full-length PDF documents that you can download from the Geosoft website (www.geosoft.com/resources/tutorials/ print.

  • Page 19: Tutorial 2: Working With Data

    We recommend that you use speed, as it provides the fastest access to your data with a good compression rate. Opening a Database Geosoft databases store and organize your survey data. Databases are displayed and organized in Oasis montaj in the Spreadsheet Window. PEN A ATABASE On the Database menu, select Open database.

  • Page 20: Adding Compression To Your Database

    14 Tutorial 2: Working with Data Select the tutorial database (casaber.gdb) and click [Open]. The casaber.gdb is displayed in your project. Adding Compression to your Database On the Database menu, select Save database as. The Save database as dialog is displayed.

  • Page 21: Displaying Data Files In An Oasis Montaj Database

    This dialog enables you to specify the maximum size of the database in which the file will be displayed. You can accept the intelligent defaults and click the [OK] button. The file will be displayed in a Geosoft database with the same name as the XYZ file, but with a (*.gdb) extension (xyz_format.gdb).

  • Page 22: Displaying/Hiding Channels (Columns) In The Spreadsheet

    16 Tutorial 2: Working with Data The default placeholder for missing or blank data (i.e. dummy value) in an Note: XYZ file is “*”. Displaying/Hiding Channels (Columns) in the Spreadsheet Unlike traditional spreadsheets, the Oasis montaj Spreadsheet windows provide a view of your database instead of the actual data in the database.
  • Page 23 Tutorial 2: Working with Data 17 A box will appear beneath the empty channel header listing all the available channels that are not currently being viewed in the Spreadsheet window. Select Z1 and click the [OK] button, to display the channel in the Spreadsheet. If you know the name of the data channel already, you can simply position the cursor on a specific Channel Header Cell, type the name and press the [Enter] key.

  • Page 24: Displaying Basic Channel Statistics

    18 Tutorial 2: Working with Data Displaying Basic Channel Statistics After you open a Spreadsheet and display one or more channels, you can display and save the channel statistics. In this example we will display the Statistics for the Z1 channel. ALCULATE ASIC TATISTICS ON A...

  • Page 25: Displaying Profiles In The Spreadsheet

    Tutorial 2: Working with Data 19 The following list summarizes how to obtain results on specific parts of your database: No statistics can be calculated. Click once on the channel header cell to highlight the header cell. Statistics are calculated for that specific line of the Click twice (double click) on the database.
  • Page 26 20 Tutorial 2: Working with Data To see where the Z1 values are located on the profile line simply click on a Note: value in the Mag channel and the system will show a box indicating the corresponding area on the profile. We recommend you experiment with the various “Profile”...
  • Page 27 Tutorial 2: Working with Data 21 ISPLAY A IFFERENT ROFILE Move the cursor to the Line Header Cell in the top left corner of the spreadsheet. The currently displayed line in the worksheet is L290:0. Click right mouse button on this cell and select the List option from the popup menu.

  • Page 28: D A T A B A S E T O O L B A

    22 Tutorial 2: Working with Data DATABASE TOOL BAR Display Previous Line/Group. Click this Display First Line/Group. Click this button to show the data and profiles for the button to show the data and profiles previous line in your database. for the starting line in your database.

  • Page 29: Plotting Profile Windows

    Tutorial 2: Working with Data 23 All profiles (including those from different channels) Same scale for all profiles in panel are set to the same scale. All profiles are centred individually on their own Same range for all profiles in panel mid-data value.

  • Page 30: Metadata

    Geosoft developed the XML Metadata Viewer and Metadata Editor to help you organize your metadata. Even though each Geosoft data type (Database, Grid, Map, ArcGIS MXD, Voxel, etc) exhibits many different attributes, using these tools are easy. The current selection drives what exists inside the tool.
  • Page 31 Tutorial 2: Working with Data 25 Use this dialog to View the Metadata associated with the selected database file. The Stylesheet dropdown list enables you to select from 3 style sheets (Geosoft, Geosoft ISO 19139 and Xml). To edit the Metadata, click the [Edit] button and the Edit Metadata dialog will be...

  • Page 32: Metadata Tool

    Metadata Tool The Metadata Tool is a context-oriented, interactive method for viewing and editing attributes assigned to Geosoft Global Settings, DAP Data, etc. Values displayed in a grey box cannot be edited. Values displayed in a white Note: box may be edited.

  • Page 33: Drag-N-Drop

    The installation of ArcMap or ArcEngine is required to view MXD files in Note: Oasis montaj. ArcEngine is included with the installation of Oasis montaj 7.0 (licensed version). Also, any item in the Project Explorer may be dragged and dropped into the Project window for quick display.

  • Page 34: Oasis Montaj Maps

    The installation of ArcMap or ArcEngine is required to view MXD files in Oasis montaj. ArcEngine is included with the installation of Oasis montaj 7.0 (licensed version). Select an ArcGIS MXD file (*.mxd) in Windows Explorer and drag-n-drop the file into your open project.

  • Page 35: Using The View/Group Manager Tool

    Tutorial 2: Working with Data 29 Using the View/Group Manager Tool You can use the View/Group Manager tool ( ) to display and edit the Views and Groups in a map. This tool consists of a ‘tree’ structure that contains two main branches representing the Base view and the Data view.

  • Page 36: R E N D E R I N G O P T I O N

    30 Tutorial 2: Working with Data RENDERING OPTIONS Check the Render images first box to render (draw) the images groups first. Check the Auto-Redraw box to automatically redraw the map when a change is made to it. Click the Redraw button to redraw the map when changes are made to the groups in the View/Group Manager and the Auto-Redraw option is off.
  • Page 37 Tutorial 2: Working with Data 31 Visible Scale Click this button to set a scale range in which the currently selected Group will be visible. For example, individual groups may be made visible only at specific scales. Then, while zooming, if the map scale is outside the range, the group is not drawn.

  • Page 38: Using The Viewer Tool Bars

    STANDARD BAR Open Database Use this command to open a previously defined Oasis montaj database. Open Map Use this command to open an existing Geosoft map. Run GX Use this command to run a GX from the GX directory. Load Menu Use this command to load a menu to the menu bar.
  • Page 39 Tutorial 2: Working with Data 33 Interactive Zoom (Default Shortcut: Shift-Z) Click this button to activate the interactive zoom. Click on the area of the map you want to zoom (e.g. an anomalous location on a grid), then while holding down the left mouse button, move your cursor left to zoom out and right to zoom in on the selected area.
  • Page 40 34 Tutorial 2: Working with Data Zoom Level Control This option enables the user to specify an estimation percentage of print size on screen (100%) or various other levels (for example, 400%, 200%, 100%, 75%, 50% and 25%). The control also supports custom levels by typing a percentage in the control and pressing the <Enter>...

  • Page 41: M A P T O O L S B A

    Geosoft Map Identify Tool Click this button to display the “Geosoft Map Identify Tool” dialog. Note: To enable the “Geosoft Map Identify Tool” button you must have a Geosoft map open and select in your current project and the map must...
  • Page 42 36 Tutorial 2: Working with Data Auto-Redraw Maps Click this button to toggle the Auto-Redraw option on/off. The Auto-Redraw option refreshes/redraws a map automatically after changes are made to it. • When this option is any changes made to the map contents will cause the map to be refreshed/redrawn.
  • Page 43 Tutorial 2: Working with Data 37 Change Extent on This Map Only Click this button to apply map commands to the currently selected map window only. Change Extent on All Maps Click this button to apply map commands to all the open map windows in the project.

  • Page 44: Displaying Grids And Images On A Map

    38 Tutorial 2: Working with Data Displaying Grids and Images on a Map In Oasis montaj, grids and images are always displayed on a map in the Map window. There are several types of grids and images you can display. For a complete list of the grid and image formats that are supported in Oasis montaj see the online help topic Data Formats In Oasis montaj, a Grid is a visual representation of a survey area interpolated from a...
  • Page 45 On the Map menu, select Import then select Geosoft PLT files. The Display a Geosoft PLT file dialog is displayed. Select the Plot file name. Click [New Map]. The Geosoft plot file is displayed on a new map. To display a Geosoft plot file on a current map, click the [Current Map] Note: button.

  • Page 46: Auto Recolour Grids

    40 Tutorial 2: Working with Data Select the DXF file name, the Plot layers to, the Maximum number of pen styles, and Colour. For more information on these parameters, click the Help ( button. Click [OK]. The DXF file is displayed on a map. Auto Recolour Grids Click the Auto Recolour Grids ( ) button to toggle the Auto Recolour Grids option...

  • Page 47: H O W T O V I E W A S N A P S H O

    Tutorial 2: Working with Data 41 Specify a descriptive name for your snapshot and click the [OK] button. The snapshot will be saved with the current map. HOW TO VIEW A SNAPSHOT Snapshots can be quickly and easily viewed using the dynamic Snapshot menu item on the map popup menus.

  • Page 48: Dap (Data Access Protocol)

    Oasis montaj or any other GIS or spatial data processing program. Thin clients, like Geosoft’s DAP Data Explorer use a web browser to browse, view and extract data from a DAP server. Visit www.geodap.com/map/...

  • Page 49: Find Data With Dapple

    Use the DAP|Find Data with Dapple option to search for data with Dapple. Dapple, Geosoft's global data explorer, enables you to browse, discover and display graphically rich data from global and corporate spatial servers – Geosoft DAP servers, NASA servers, USGS servers, and the many, many WMS servers currently available.
  • Page 50 44 Tutorial 2: Working with Data To specify the spatial extents you can use the Global Explorer and Navigation tools, or in the Overview map window you can select an area (including the entire globe) or select a specific region using the dropdown list. You can further focus your Search criteria by entering "Keywords"...

  • Page 51: Find Dap Data

    Tutorial 2: Working with Data 45 To download your search results, the selected dataset(s) must be added into the Data Layers window. To add datasets to the Data Layers window, select (highlight) a dataset from the "Servers" tree view (or select multiple datasets from the "Servers"...
  • Page 52 46 Tutorial 2: Working with Data The Results tab, on the right side of the dialog window, will display the data that is available for download. Note the number of data files available is specified beside the DAP Server name (e.g. 10 datasets are indicated above). Select ( ) the data you would like to downloaded and display on your map.

  • Page 53: Using The Metadata Tool

    To allow for this and provide flexibility, Geosoft metadata is stored in a hierarchical data structure called a "meta". The Metadata browser will displays the meta structure (also called a "schema") and the metadata information of a specific data source.
  • Page 54 48 Tutorial 2: Working with Data DAP D ETADATA IN THE ATA DIALOG Select (highlight) a dataset on the Results, Selected Datasets or the Get Data tabs in the Get DAP Data dialog, right-click and from the popup menu, select View Meta.

  • Page 55: 3D Tool

    Tutorial 2: Working with Data 49 3D Tool The 3D Tool consists of a dialog with four tabs and an associated 3D Viewer. Each tab enables you modify different aspects of the 3D View within the 3D Viewer. The 3D Tool enables you to modify the appearance of your 3D View in the 3D Viewer. The 3D Tool is available in the Tools section of the Project Explorer and will appear whenever a 3D Viewer is open.
  • Page 56 50 Tutorial 2: Working with Data Zoom Mode - enables you to zoom in and out of the displayed View. Note that you can also move the model closer and farther in any mode using the roller on your mouse (if you have one).
  • Page 57 Tutorial 2: Working with Data 51 Left click, and while holding down on the mouse key move the grid right to left or up and down. The entire grid will move in the direction in which you move the mouse. O CENTRE THE GRID When you select the Centre button, the focus point of the grid is reset and the current displayed grid is centred in the 3D Surface Display Tool.

  • Page 58: Display Tab

    52 Tutorial 2: Working with Data Display Tab tab enables you to modify the overall Display of the 3D View: • Select the 3D Viewing Tools (Rotate, Zoom, Pan, Centre, Redraw) • Specify and fix the inclination of the View •...
  • Page 59 Tutorial 2: Working with Data 53 Click the OK button. The grid will be redrawn on your map with the new distance. O MODIFY THE BRIGHTNESS LEVEL OF THE GRID When you select the Brightness bar, you can modify the brightness of the displayed grid. Select the brightness bar.

  • Page 60: Planes Tab

    54 Tutorial 2: Working with Data Planes Tab tab enables you to modify the individual Planes within each 3D View: • Select the 3D Viewing Tools (Rotate, Zoom, Pan, Centre, Redraw) • Select the Plane to modify • Click [Delete] to delete the current plane •...
  • Page 61 Tutorial 2: Working with Data 55 PECIFY THE RANSPARENCY OF THE PLANE Move the Trans. Slider bar from left to right to increase the transparency. True transparency has been added and is automatically enabled with video Note: cards that support it. PECIFY THE ELIEF AMPLE...

  • Page 62: 3D Voxel Tab

    56 Tutorial 2: Working with Data 3D Voxel Tab Use the 3D Voxel tab to modify the voxel display parameters in the 3D tool. tab enables you to modify the Voxels display parameters in the 3D tool: • Select the 3D Viewing Tools (Rotate, Zoom, Pan, Centre, Redraw) •...
  • Page 63 Tutorial 2: Working with Data 57 O DISPLAY OXEL Select (check) the Mesh checkbox and the Voxel will be displayed with mess lines. Uncheck the Mesh checkbox removes the mesh and displays the colour shading grid. This button works as a toggle you can toggle on or off the Voxel grid lines and/or colour shading.
  • Page 64 58 Tutorial 2: Working with Data ATA USING THE ITHOLOGY UNIT SELECTION DIALOG When working with a Lithology Voxel, the Clip Data option enables you to select/deselect the available Lithology units. Select the [Lithology Unit Selection] button and the Lithology Unit Selection dialog will be displayed.

  • Page 65: 3D Surfaces Tab

    Tutorial 2: Working with Data 59 Click inside the Clip Axis X (Y, Z) boxes and specify the minimum and maximum values and press the <Enter> key. The Voxel will be updated with the new clipped Axis range. To interactively modify the Clip Axis X (Y, Z) , use your cursor and move slider from either end of the slider bar ( ).

  • Page 66: Copying And/Or Converting Grid Files

    60 Tutorial 2: Working with Data O ACCESS THE OLOUR TOOL The Colour box enables you to specify the background colour of the 3D View. Click inside the Colour box to display the Color tool dialog. Using this tool you can select a colour from the basic colour table or by clicking the [Define Custom Colors>>] button you can specify a custom colour.

  • Page 67: Grid Properties

    Tutorial 2: Working with Data 61 Click the [OK] button. The grid is copied and/or converted as specified. For more information on copying and /or converting grid files, click the Help Note: ) button. For information on the supported grid formats see the “Data Formats”...
  • Page 68 62 Tutorial 2: Working with Data Click the [Stats] button to view the Grid Statistics dialog. Click the [<Back] button to return to the Grid Properties dialog. For more information on the Grid Properties and the Grid Statistics click the Help ( button.

  • Page 69: Sending E-Maps

    Tutorial 2: Working with Data 63 Sending E-maps E-maps, also called packed maps, enable you to pack all the files (grids, images, map objects) that are displayed on a map into a single file. This means that you don’t have to worry about making sure all the files (such as *.GI or *.GRD files) associated with a map are included in the e-mail.

  • Page 70: Exporting Data

    Exporting Databases Oasis montaj Viewer enables you to export Oasis databases in a variety of data formats. This tutorial will describe how to export to a Geosoft XYZ and CSV Data format file. EXPORT GEOSOFT XYZ DATA FORMAT The directions below describe how to export a database as a Geosoft XYZ file.

  • Page 71: E X P O R T C S V F O R M A

    Tutorial 2: Working with Data 65 The Export XYZ Template uses a wizard to determine which channels to Note: export, the export parameter settings (maximum line length, fiducial increment), and to include (or not include) dummies, comment headers, line headers, and CSV formatting. You can specify a Template name (Export_XYZ.o0) or use the default (default.o0) template.

  • Page 72: Exporting Maps

    66 Tutorial 2: Working with Data Specify the Format as CSV (Excel). Provide the Data file Name (Export_CSV), and then specify the Channels to save, and the Lines/Groups to save. You can also specify to Include dummies?, and to Include channel names?. Click the [OK] button.

  • Page 73: Printing Maps In Oasis Montaj

    Depending on your driver’s performance however, you may want to add a new configuration that uses more advanced printing options. Geosoft provides a special printer setup capability that starts an internal rasterizing engine that performs most of the print/plot processing and passes it to the driver for final output.

  • Page 74: Printer Setup

    68 Tutorial 2: Working with Data If you are not satisfied with your driver's performance, you can try selecting; Geosoft bands, Geosoft bands and dither, HP-RTL or the Postscript printing option. Refer to the on-line help system for a complete discussion on the pros and cons of the different printing modes.

  • Page 75: Print A Map

    Tutorial 2: Working with Data 69 Change the paper Size, Source, Orientation and Margins and click [OK]. For more information on page setup parameters click the Help ( ) button on Note: the Page Setup dialog, or see the Printing topics in the Oasis montaj online help system.
  • Page 76 70 Tutorial 2: Working with Data In the Select Region to Plot box select Entire Map and in the Plot Scale box select Fit To Page. Map may not be plotted to scale. To maintain the map scale, select the Use Note: Scale Factor option and specify a value, (1 = 100%).

  • Page 77: Appendix 1: Geosoft Concepts

    Oasis montaj Viewer The Oasis montaj Viewer is a free software product that enables you to view Geosoft databases, Geosoft Grids and a variety of common image and data exchange formats. Specifically, this version provides you with the following capabilities: •...

  • Page 78: What Is Oasis Montaj

    The concept of an integrated environment for earth science data emerged from over two decades of software development at Geosoft and is now implemented in the Oasis montaj software platform. Geosoft’s vision reflects the fast pace of today’s professional work environment and the significant changes in data processing over the past twenty years: •...

  • Page 79: Viewer Capabilities

    The Oasis montaj Viewer is a free software product for accessing and sharing data and images in native Geosoft and standard PC formats. The Viewer is available for download at www.geosoft.com. The Viewer can be freely distributed by anyone who wants to enable other geoscientists to share data and maps in a Geosoft environment.

  • Page 80: Keeping You In Touch With Your Data

    Geosoft’s approach is intended to give you a means of keeping in close contact with your original and processed data and information — from start to finish. As you use the system,...

  • Page 81: Projects And The Project Explorer

    Appendix 1: Geosoft Concepts 75 The remainder of this section provides some brief details about projects, databases, maps, views, dynamic links and process makers. Projects and the Project Explorer To work in Oasis montaj requires an open Project. An Oasis montaj "Project"...

  • Page 82: What You Need To Know About Project Files

    Enhanced metadata capabilities enable access to the Metadata of all items displayed in the Project Explorer • Recent Projects & recent Geosoft data files available under File menu Grids appear in the Project Explorer under "Grids". Opening a grid opens a Note: view of the grid in its own internal "map".

  • Page 83: Metadata

    Geosoft developed the XML Metadata Viewer and Metadata Editor to help you organize your metadata. Even though each Geosoft data type (Database, Grid, Map, ArcGIS MXD, Voxel, etc) exhibits many different attributes, using these tools are easy. The current selection drives what exists inside the tool.

  • Page 84: Databases And High-Volume Data Processing

    78 Appendix 1: Geosoft Concepts Databases and high-volume data processing Many commercial and governmental groups currently use Oasis montaj for routine processing of high volume datasets (tested up to 10 gigabytes) and also for relatively low volume processing in a variety of mapping and other applications. One key to the system’s capabilities is the proprietary 3-dimensional database architecture, which enables...
  • Page 85 The result is a significant increase in processing efficiency. This Geosoft file structure provides additional advantages including: • Ability to process any number of lines/groups •...

  • Page 86: Spreadsheets Are The Windows To Your Database

    80 Appendix 1: Geosoft Concepts Spreadsheets are the windows to your database When you create or open a database, you see a spreadsheet. The Spreadsheet view is your “window” to the Oasis montaj database and it also provides you with flexibility in setting up your working environment.

  • Page 87: How The Spreadsheet Displays Project Data

    Appendix 1: Geosoft Concepts 81 How the Spreadsheet Displays Project Data The spreadsheet does not display your actual data, but rather a view of the data. Depending on your type of project, the spreadsheet will display your data as either values or arrays.

  • Page 88: Profiles And Viewing Your Data Graphically

    82 Appendix 1: Geosoft Concepts Profiles and viewing your data graphically The Profile view is your “graphical window” to the Oasis montaj database. You can display profiles of one or more variables in your database simply by selecting the channel and selecting a simple menu item.

  • Page 89: Maps Are More Than Printed Sheets Of Information

    Appendix 1: Geosoft Concepts 83 Maps are more than printed sheets of information Geosoft’s mapping capabilities are the result of more than a decade of programming development, and the options for producing and editing maps — as well as the quality of output —...
  • Page 90 84 Appendix 1: Geosoft Concepts transparency settings, controlled from the View/Group Manager Tool. These transparency settings affect both 2D and 3D raster images and vector line work. As you use the system, you will become familiar with the information that is stored in each type of View and how to manipulate them (for example, by turning off a map layer for plotting purposes).

  • Page 91: Arcgis Mxd Files In Oasis Montaj

    Oasis montaj users. Users can even drag layers to Geosoft maps or the montaj background to make new maps. It is also possible to use drag- n-drop to place a Geosoft group from the View/Group Manager Tool into a MXD map.
  • Page 92 You can save the visible layers and certain layout elements to a new Geosoft map. It is also possible to create new MXDs in this menu at some predefined page sizes or to save a Geosoft map as an MXD.

  • Page 93: Dynamically Link Data And Information To Knowledge

    Appendix 1: Geosoft Concepts 87 Dynamically link data and information to knowledge Dynamic links are a key part of Geosoft’s strategy of helping professional’s stay in close touch with their data—from import to processing to analysis. By definition, dynamic links are interactive graphical connections that you can activate between databases, profiles and any number of maps in your project.

  • Page 94: Geosoft Algorithms And Techniques

    It contains no viruses or code that can harm your system. As a user you can trust that this GX works and is safe to use. Non- signed GXs will generate a report warning the user that there could be a problem with the GX or its contents and that Geosoft did not test or create this GX.

  • Page 95: Process Maker Technology Links Data Processing

    Appendix 1: Geosoft Concepts 89 Process Maker technology links data processing A dynamic process link is a built-in feature that remembers the processing parameters associated with a specific object such as a channel, grid or map and that enables you to quickly rerun the process using different settings.

  • Page 96: Appendix 2: Displaying Data Formats

    90 Appendix 2: Displaying Data Formats Appendix 2: Displaying Data Formats Oasis montaj Viewer enables users to display various file formats (Geosoft XYZ, Geosoft GBN, and ASEG-GDF) in an Oasis montaj database. Geosoft XYZ File Format The following is an example of a Geosoft XYZ file format: Line 290.0...

  • Page 97: Aseg-Gdf File Format

    Appendix 2: Displaying Data Formats 91 ASEG-GDF File Format Following is an example of an ASEG-GDF import template: [IMPORT ASEG-GDF] DEFN BOOTHILL.dfn DATA BOOTHILL.dat FLTLINE IMPORT FLIGHT,FLIGHT,SHORT IMPORT DATE,DATE,LONG IMPORT TIME,TIME,FLOAT IMPORT FIDUCIAL,FIDUCIAL,FLOAT IMPORT ALTITUDE,ALTITUDE,FLOAT IMPORT TMAGRAW,TMAGRAW,FLOAT ALIAS L20440,L20440 ALIAS L20450,L20450 The template file is searched for the line [IMPORT ASEG-GDF], and the IMPORT and ALIAS lines that follow are read to determine what...

  • Page 98: Geosoft Gbn (Binary Data File) Format

    Geosoft GBN (Binary Data File) Format The following is an example of a Geosoft GBN file format: A Geosoft Binary Data file (.GBN) contains survey data in a binary format that can be imported directly into an Oasis montaj™ database.
  • Page 99 Appendix 2: Displaying Data Formats 93 // The first 17 characters of the comment header must be: "Oasis BINARY DATA" // Any amount of ASCII text may follow. Oasis montaj will start reading // binary data at the first byte after the first <1A> byte. // The file structure is as follows: Oasis BINARY DATA // required first 17...
  • Page 100 94 Appendix 2: Displaying Data Formats you have defined three channels, they will be numbered 0, 1 2. Channel data records can be in any order(i.e. 0,1,2 or 1,0,2) and you do not need to specify all channels on every line. If the channels already exist in the database, the channel parameters are ignored.
  • Page 101 #define GBN_CHAN_REC #define GBN_LINE_REC #define GBN_DATA_REC #define GBN_ARRAYCHAN_REC 4 #define GBN_PARAMETER_REC 5 #define GBN_EOF_REC // --- establish Geosoft defines if not already set --- #ifndef LINE_NORMAL // --- line type defines --- #define LINE_NORMAL #define LINE_BASE #define LINE_TIE #define LINE_TEST...
  • Page 102 96 Appendix 2: Displaying Data Formats #define GS_LONG // signed 4-byte integer #define GS_FLOAT // 4-byte floating point #define GS_DOUBLE // 8-byte floating point // A string type is indicated by the negative string length. example, // a 10 byte string would be type -10. String data should be NULL // terminated.
  • Page 103 Appendix 2: Displaying Data Formats 97 typedef struct { long lLineNumber; long lLineVersion; long lLineType; // one of LINE_? long lFlight; long lYear; long lMonth; long lDay; } GBN_LineRec; // record type <02> // --- data record --- typedef struct { long lChanNumber;...
  • Page 104 // be display in Oasis montaj as a number of as their special format (Time,Date). // The following C functions can be used to create GEOSOFT dates and times. // Note that the GGRAPH format is just a TIME format with hours between -360 and 360.
  • Page 105 Appendix 2: Displaying Data Formats 99 *psMin = (short) (*psSec / 60); *psSec = (short) (*psSec % 60); // --- Negative ? --- return(sNeg); // } // -------------------------------------------------------------- // static const short DateNGS[12] = {31,28,31,30,31,30,31,31,30,31,30,31}; // static const short DateLGS[12] = {31,29,31,30,31,30,31,31,30,31,30,31};...
  • Page 106 100 Appendix 2: Displaying Data Formats *psMonth = sMonth+1; *psDay = sDay+1; // } // -------------------------------------------------------------- // double // dMakeTime(long lHour, // Hour Value long lMin, // Minute double dSec) // Second // { double dVal; // --- Limit the Information --- if (dSec >...
  • Page 107 Appendix 2: Displaying Data Formats 101 // --- Get the Month --- sMonth--; if (sMonth < 0) sMonth = 0; if (sMonth > 11) sMonth = 11; // --- Get the Day --- sDay--; if (sDay < 0) sDay = 0; if (sDay >= psMonths[sMonth]) sDay = (short) (psMonths[sMonth]-1);...

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