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Usage and controls
The reference application has a wide range of options for both up-front user configuration and interactive features to be used as the forest is rendering.
Navigation
Navigation on a PC is handled with the standard WASD + mouse navigation. Press and hold the middle mouse button for free-look mode. Use the right mouse button to raise and lower the camera (must deactivate terrain following). Other navigation-related keys include:
| Key | Behavior |
|---|---|
| Control | Hold to move more slowly |
| Shift | Hold to move more quickly |
| Space | Toggle terrain following |
| C | Toggle collision (will allow the camera to move through the terrain if terrain following off) |
Keyboard shortcuts
There are numerous keyboard shortcuts that can be used to adjust the scene and rendering style on the fly. This list will print in the console when the application starts.
| Key | Behavior |
|---|---|
| ~ (tilde) | Toggle output console |
| O | Toggle control panel |
| P | Toggle performance panel |
| T | Toggle 3D tree geometry |
| B | Toggle billboard geometry |
| L | Toggle terrain (think “Land”) |
| G | Toggle grass |
| Y | Toggle sky |
| Q | Print resource usage to console |
| X | Print CPU timing report, if enabled during compile |
| V (+ mouse motion) | Move sun position |
| F (+ mouse motion) | Change wind direction (think “Fan”) |
| 0-9 | Go to preset camera position |
| Shift + 0-9 | Record preset camera position |
| Ctrl + R | Go in camera demo mode |
| ESC | Quit/exit |
Command-line options
If you run the reference application with “-help” it will print the extensive command-line options to the console.
