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Using Telemetry Viewer

Matus Celko edited this page Mar 6, 2019 · 13 revisions

Application Organization

The application workspace is split into several areas, the function of each of the are is described below.

Session Summary

Session summary presents a brief summary of the currently opened session. This is includes the date and time the session was run, simulator name, car name and lap number of the best lap of the sessions. This area also contains the button for opening another session, combining laps from another session, with currently opened session, and a button to open the settings window.

Lap Selector

Lap selector contains list of the laps that were recorded in that sessions. Here you can select laps you would like analyse together, and also change the color with which each lap will be displayed in the charts and track map. Lap data are loaded into the memory the first time they are selected. This process can take a little bit, depending on the length of the lap, and the frequency of data point. Selecting and deselecting laps that were already loaded is instantaneously.

Next to the list of available laps is the Reference lap selector. This allows you to select any of the loaded lap as the refrence lap. The data from reference lap are displayed at the Inputs & Wheel Status, and also defines which lap the replay control uses for reference. For more details see the Replay Control area.

Track Map Area

Track area shows the map of the track with, colored lines of all the loaded laps. The current postion of a Lap is shown by a colored circle with a number of the lap in the middle of that circle.

Map Controls:

  • Mouse Wheel - Zoom in & out
  • Right Mouse Button - Pan the map.
  • Ctrl + Right Mouse Button - Drag a rectangle to define the zoom area.
  • Ctrl + Left Mouse Click - Zoom in
  • Ctrl + Right Mouse Click - Zoom out

Map Bottom Panel:

  • Return Button - Resets the Pan & Zoom of the map.
  • Throttle - Shows colored overlay over the lap line, showing the throttle depression at that point. Bright green denotes 100% throttle. Darker green denotes less than 100%. The lower the throttle, the lower the overlay opacity.
  • Brake - Shows colored overlay over the lap line, showing the brake depression at that point. Red denotes 100% brake. Orange denotes less than 100%. The lower the applied brake, the lower the overlay opacity.
  • Clutch - Shows colored overlay over the lap line, showing the clutch depression at that point. Clutch is always shown in yellow color with opacity representing the clutch depression.
  • Shift Points - Shows overlay which indicates location where shifts happened, by a colored circle.
  • Show All - Toggles all the overlays at once.

NOTE: Track Map is not part of the telemetry data package, but it is loaded from the Second Monitor main application map repository. So, deleting a map, without re-learning the track, will cause the map to also dissapear in the telemetry viewer.

Charts Area

Charts display the value of a quantity plotted over distance, or time, depending on the settings. The unit of the quantity is often affected by the Unit selection in the main Second Monitor application (both metric and imperial units are supported). There is no hard limit on how many laps can be loaded into charts at once, just note that too many charts, with high datapoint density, will degrade performance of chart operations. Lap positions are shown by a vertical line.

The chart area of individual charts can be resized by draging the bottom edge of the chart.

Operating the Charts

  • Left Mouse Click - Click on a chart line to show a tracker showing values of the chart line at that point.
  • Mouse Wheel - Zoom in & out the chart.
  • Right Mouse Button - Pan the chart.
  • Ctrl + Right Mouse Button - Drag a rectangle to define the zoom area.
  • Home button - Resets the chart view.

Sync With Other Charts: This options defines if changing the view in that chart will change the view in all other charts, which have this option enabled, as well. This ensures that all charts display the same portion of the lap.

Replay Control

This control controls the replay capability of the application. Before using the control it is necessary to understand some of the applications concepts.

Reference Lap: From all the loaded lap, a one lap is always considered as reference lap. This is the lap that is primarily controlled by the replay control.

Selecting Distance: Distance is selected to moving the slider. This sets the distance for the Reference Lap. The distance for non-reference lap is picked so, that the lap time of non-reference laps is the same as the lap time of the reference lap. So it is quiclky obvious how fater/slower was each lap.

Sync Distance Concept: Lets say you have a lap that was quick in the last corner, but slower overall. You don't care about the rest of the lap, because you just want to visualise the difference in that last corner. This can be done by sync distance. Sync distance automatically shift all non-refernce laps, so they intercept at the selected distance. This way it is possible to negate all the gains/loss before the synchronization points.

Control Buttons:

  • Previous Frame - Moves to the previous data point for the reference lap.
  • Stop - Stops the replay.
  • Play - Starts the real-time replay for all displayed laps.
  • Next Frame - Moves to the next data point for the reference lap.
  • Sync Distance - Synchronizes the distance for all selected laps.

Inputs & Wheel Status

Shows the input and wheel data for the reference lap at the selected distance.

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