7.5: update vkeybd docs
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@ -1,17 +1,18 @@
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<figure class="right">
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<img src="/images/virtual_keyboard.png" alt="The Virtual Keyboard window">
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<figcaption class="center">
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The Virtual Keyboard window
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</figcaption>
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</figure>
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<p>
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<p>
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The <dfn>Virtual Keyboard</dfn> is a software MIDI instrument, similar to
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The <dfn>Virtual Keyboard</dfn> is a software MIDI instrument, similar to
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<a href="https://vmpk.sourceforge.io/">VMPK</a> that can be used like an
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<a href="https://vmpk.sourceforge.io/">VMPK</a> that can be used like an
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hardware musical keyboard would, to emit MIDI events.
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hardware musical keyboard would, to emit MIDI events.
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</p>
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</p>
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<figure class="left">
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<img src="/images/virtual_keyboard.png" alt="The Virtual Keyboard window"
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width="75%">
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<figcaption class="left">
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The Virtual Keyboard window
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</figcaption>
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</figure>
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<p>
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<p>
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It can be used to test or record MIDI notes or events, as the computer
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It can be used to test or record MIDI notes or events, as the computer
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keyboard can be (and is, by default) mapped to the virtual MIDI keyboard.
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keyboard can be (and is, by default) mapped to the virtual MIDI keyboard.
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@ -34,18 +35,23 @@
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A channel selector to choose on which MIDI channel the events are generated
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A channel selector to choose on which MIDI channel the events are generated
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</li>
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</li>
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<li>
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<li>
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A pitch bend that can bend as much as the virtual instrument allows. The controls are:
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A pitch bend that can bend as much as the virtual instrument allows.
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The MIDI specification defines the pitch-bend range as [0..16383].
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So Ardour maps that range to whatever the synth has and sets the
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neutral/middle position in the virtual keyboard to 8192. If the synth
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operates in the +/- 2 semitones range, that makes 1 semitone 4096
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units large. The controls are:
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<ul>
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<ul>
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<li>Mousewheel up/down : persistent bend up/down</li>
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<li>Mousewheel up/down : persistent bend up/down</li>
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<li>Mouse-drag up/down (by <kbd class="mouse">left</kbd>-clicking
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<li>Mouse-drag up/down (by <kbd class="mouse">left</kbd>-clicking
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anywhere in the slider) : sprung-mode bend up/down (returns to
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anywhere in the slider) : sprung-mode bend up/down (returns to
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+0 semitone when the mouse button is released)</li>
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+0 semitone when the mouse button is released)</li>
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<li><kbd>F1</kbd> : abruptly −2 semitones</li>
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<li><kbd>F1</kbd>: abruptly all the way down</li>
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<li><kbd>F2</kbd> : abruptly −1 semitone</li>
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<li><kbd>F2</kbd>: abruptly half the way down</li>
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<li><kbd>F3</kbd> : abruptly +1 semitone</li>
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<li><kbd>F3</kbd>: abruptly half the way up</li>
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<li><kbd>F4</kbd> : abruptly +2 semitones</li>
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<li><kbd>F4</kbd>: abruptly all the way up</li>
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<li><kbd>↓</kbd> : ramps to −2 semitones</li>
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<li><kbd>↓</kbd>: ramps all the way down</li>
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<li><kbd>↑</kbd> : ramps to +2 semitones.</li>
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<li><kbd>↑</kbd>: ramps all the way up.</li>
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</ul>
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</ul>
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</li>
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</li>
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<li>
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<li>
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@ -84,9 +90,15 @@
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<em>Velocity</em> sets the intensity of the note, which contributes
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<em>Velocity</em> sets the intensity of the note, which contributes
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to its audio volume, and can, depending on the virtual instrument,
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to its audio volume, and can, depending on the virtual instrument,
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play a role in the sample selection.<br>
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play a role in the sample selection.<br>
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Although the drop down menu only lists a few values, scrolling the mouse
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Although the drop down menu only lists a few values, scrolling the mouse over the control, as with the other selectors, allows to change
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over the control, as with the other selectors, allows to change its
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its value with a finer in/decrement.<br>
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value with a finer in/decrement.
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Available shortcuts are:
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<ul>
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<li><kbd>F5</kbd>: sets velocity to 32</li>
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<li><kbd>F6</kbd>: sets velocity to 64</li>
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<li><kbd>F7</kbd>: sets velocity to 96</li>
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<li><kbd>F8</kbd>: sets velocity to 127</li>
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</ul>
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</li>
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</li>
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<li>
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<li>
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A <em>Transpose</em> selector, that shifts the notes played by its value
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A <em>Transpose</em> selector, that shifts the notes played by its value
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@ -95,6 +107,6 @@
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<li>
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<li>
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A <em>Panic</em> button, to immediately stop all MIDI sound.
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A <em>Panic</em> button, to immediately stop all MIDI sound.
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</li>
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</li>
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</ul>
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</ul>
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