OpenGL Viewer¶
This tool previews a series of items using OpenGL hardware to speed-up rendering. There is no configuration dialog. Calling this tool from
will show items in full-screen mode.备注
This tool does not include an OSD (On Screen Display). Navigating between items is done with the keyboard and mouse.
![](../_images/opengl_viewer.webp)
Screencast of the OpenGL Viewer¶
The keyboard and mouse actions used to navigate between items are:
Item Access
- Previous Item:
Up key PgUp key Left key Mouse wheel up
- Next Item:
Down key PgDown key Right key Mouse wheel down
- Quit:
Esc key
Item Display
- Toggle fullscreen to normal:
f key
- Toggle scroll-wheel action:
c key (either zoom or change image)
- Rotation:
r key
- Reset view:
double click
- Original size:
o key
- Zooming:
Move mouse in up-down-direction while pressing the right mouse button c key and use the scroll-wheel + and - keys ctrl + scrollwheel
- Panning:
Move mouse while pressing the left button
Others
- Show help dialog:
F1 key