Windows Framebuffer

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The new framebuffer has had a significant rewrite since the SVN tip, both in terms of reliability and usability improvements. For example, the window no longer flickers when obscured by another window or resized (causing a redraw) thanks to improved drawing code.

Contents

[edit] Features

  • Pan and Zoom functionality.
  • Ability to view channels individually or in combinations.
Sample image displayed in the new framebuffer. Note the new information being displayed in caption bar.
Sample image displayed in the new framebuffer. Note the new information being displayed in caption bar.

[edit] Mouse navigation

  • Use left-mouse-button drag to pan the view.
  • Use middle-mouse-wheel scroll to zoom the view.
  • Hold the right-mouse-button to see an info window showing the pixel under the cursor, including floating-point color, and a color swatch.

[edit] Keyboard navigation

  • Numpad 0: Show Actual Pixels and center image to view.
  • Home: Center image to view.
  • Numpad +: Zoom in about center of view.
  • Numpad -: Zoom out about center of view.
  • Arrow keys: Pan image (left, right, up, down).

[edit] Channel controls

  • C: View color channels. Enables RGB[A] mode.
  • R: View red channel individually.
  • G: View green channel individually.
  • B: View blue channel individually.
  • A: Toggle alpha channel display.

While not in alpha channel mode,

  • CTRL-R: Toggle red channel.
  • CTRL-G: Toggle green channel.
  • CTRL-B: Toggle blue channel.
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