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Fix Trim control range does not match control (issue #6696)

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This commit is contained in:
Len Ovens 2015-12-13 15:53:24 -08:00
parent 756a4cd85f
commit 634321ba45
1 changed files with 10 additions and 8 deletions
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18
libs/surfaces/generic_midi/midicontrollable.cc
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@ -204,20 +204,22 @@ MIDIControllable::control_to_midi (float val)
float
MIDIControllable::midi_to_control (int val)
{
/* fiddle with MIDI value so that we get an odd number of integer steps
and can thus represent "middle" precisely as 0.5. this maps to
the range 0..+1.0 (0 to 126)
*/
/* fiddle with MIDI value so that we get an odd number of integer steps
and can thus represent "middle" precisely as 0.5. this maps to
the range 0..+1.0 (0 to 126)
*/
float fv = (val == 0 ? 0 : float (val - 1) / (max_value_for_type() - 1));
float fv = (val == 0 ? 0 : float (val - 1) / (max_value_for_type() - 1));
if (controllable->is_gain_like()) {
return slider_position_to_gain (fv);
}
if (controllable->is_gain_like()) {
return controllable->interface_to_internal (fv);
}
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Raw value %1 float %2\n", val, fv));
float control_min = controllable->lower ();
float control_max = controllable->upper ();
float control_range = control_max - control_min;
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Min %1 Max %2 Range %3\n", control_min, control_max, control_range));
AutomationControl *actl = dynamic_cast<AutomationControl*> (controllable);
if (actl) {