By Ernvik, Aron
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The 3D graphics is displayed in a new window. More on this later! Using the View and Options menus, the user can choose what features should be included in the currently displayed window. Options include a background that shows the surrounding land and water, or a vector graphics overlay of coastlines, borders, lakes, and the like. On top of that, the user can select what colour legend to use, and whether the legend should be displayed along with the image or not. e. wind or reflectivity) to different colours.
These contain implementations of even higher-level graphics operations, such as the marching cubes algorithm or different ray casting algorithms, as described in Chapter 4. Finally, as a front end to the user there is either a graphical user interface, or an application programming interface, or both, as shown by the top boxes. g. radar data visualization software) are built using this front end. 45 of 76 Figure 19. Block diagram of a typical visualization system. 1 Visual programming systems There are several visual programming systems available.
In Figure 9, three vad circles have been drawn for the three distances from the radar: D1, D2, and D3. 7, “Range, height, and distance”, on page 15. Data from one such circle is plotted in Figure 11. e. north-east, east, and south-east from the radar. Figure 10. VAD circles. D1 D2 D3 The azimuth angle at the maximum of the sine-function corresponds to the horizontal wind direction; the radial wind velocity, measured by the radar, has its maximum value when it is parallel to the actual wind direction.