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TSHD - Planning Button

Planning

The following provides a brief overview of Line Planning.

Additional Mainlines 

Planning


Select files and lines to use during a survey.
Plan selected lines and see the statistics of the survey.
Additional settings for line planning.
Add mainlines for other objects to use such as ROVs, pipe laying barges or for use on curved rivers.
Select and define terrain models to use as a reference layer in a Profile Display.

Much more detailed descriptions are available here:

  1. In the Controller's Help pages

The Planning function is used to import line database files (*.QGF) and to organize the use of points (waypoints), lines and polylines (routes). 

Line Databases

Use this button to add any line database files needed either to run dredging operations and/or for visualization purposes, e.g. dredging exclusion zones.

Select the 
 icon and then the “Add” button. 

Browse to the correct folder and select the appropriate *.QGF file in the standard Windows dialog that appears. Add additional files if necessary.
All the waypoints, lines and routes that are defined in the *.QGF file are displayed and they can be turned on/off individually.

Line Planning

Select the
icon.

All the enabled waypoints, lines and routes from the line files loaded under Line Databases are displayed.

Use the various buttons to order the waypoints, lines and routes listed above.

Depending upon settings under Storage - Control, this line order is used during operations.

Once operations start and data is recorded, use this button to see the History of lines/routes completed.

The history is stored in an XML file "Session.History.<Project Name>.xml" which is stored in the Project folder \Export\QMS.

Operations progress as related to lines/routes completed is presented in this pane of the dialog.

Settings

Select the
icon.

Make selections for:

Additional Line Planning Settings
Lock Priority OrderLock Order can be used to keep the order of the selected lines in case another line is set as mainline.
Speed for Statistics

To calculate an estimated time for the duration of the survey a speed value is needed:

    • Use Average Speed from History - The average speed of the previously sailed lines will be used.
    • Use Nominal Speed Value - Enter a nominal speed on the line below this option.
Line Color Status Surveyed

This color will be used in the Navigation Display in case the color option for the "Lines from planning" is set to "Use History Color".
All lines with the status Surveyed will be displayed in the selected color.
All remaining lines will keep their original colors.

Line Offset CalculationMethod of Line Offset Calculation for the Steered Node when the mainline is a Route:
    • Full Search (Recommended) - Current section of a route is determined by calculating the closest distance across for all sections.
    • Narrow Search - Only a narrow search around the current section is used.
      This method can be useful for 'spiral' shaped routes, or when you're dealing with long routes with many, many sections and you are experiencing performance problems.

Notice that when the Narrow Search method is selected, a one-time full search is done in the following events:

    • When coming online
    • When selecting a new mainline
    • When reversing the current line
    • When pull-down menu option Reset Line Offset is selected
    • When global shortcut key Ctrl+F12 is used
    • When the distance across exceeds the Maximum Distance Across value as entered below
Maximum Distance AcrossEntering the maximum allowed distance across before the narrow search algorithm will search all sections again in order to determine the current section.

Additional Mainlines

It is possible to add mainlines to use for other objects to follow. For example with an ROV one might not be interested in its offset from the mainline that is used by the survey vessel, but rather in the offset from a desired line.
Or, when sailing along a river axis, the route along the tidal stations should be selected: 'Just' calculating the closest horizontal distance for tide interpolation is not enough, because a river can be curved.

In all displays where lines can be selected, additional mainlines can be selected too: Navigation Display, Alpha Numerical Display, Generic Display and Profile Display.

When a different additional mainline is needed, the line must be selected here in the Additional Mainlines menu. This will change the additional mainline in all the used displays at the same time.

When a new additional mainline is needed you can create the route using the Waypoint Planning option in the Navigation Display.
For example a quick way to create a new additional mainline along a river (for tide interpolation purposes) just click along the tide stations which will be passed.

Click on the
icon.

Make selections for:

Additional Mainlines
 
TypeChoose between Point, Line or Route.
Name

Only names of the type as selected in the first column will be shown.

DescriptionThis description is for the user only and will not appear in the display.
Offset

If needed, select Manual or (in specific cases) a special observation.
This way winglines to a mainline can be used as additional mainlines.

ManualEnter a value for the lines where a Manual Offset was selected.
The maximum allowed offset will be 100 survey units.

Additional Terrains

An Additional Terrain is defined by a layer from either a grid, a QINSy Mapping *.pro file or a manual level which can then be selected as the terrain in one or more Profile Displays.
When multiple displays are used, for example with fore, side and aft views then the terrain only needs to be selected once, here in the Session Setup.
For more information see the Profile Display's Select - Terrain menu.

Click on the
icon.

Make selections for:

Additional Terrains
 
Type

Three terrain types can be selected:

    • Manual Level (same as Safety line in Profile Display) - A line will be displayed at a manually entered depth (in survey units).
      This line can be used in case no design is available and a depth needs to be displayed.
    • Sounding Grid - Select the soundig grid to use from the drop down menu and make sure to select the correct Layer in the Layer/Height column.
    • QINSy Mapping - Select an existing *.pro file from the drop down menu.
File NameSelect the file name of the Sounding Grid file or QINSy Mapping file.
DescriptionThe description shown here, will be used in the Profile Display to select the Terrain. Enter a different name if necessary.
Layer / Height

If a Sounding Grid or QINSy Mapping file is selected, select the Layer that should be used.
If a Manual Level is selected, manually enter the Height here.

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