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push2: volume pots now work like non-linear faders, as desired

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This commit is contained in:
Paul Davis
2016-09-21 19:25:36 -05:00
parent 6f2ac5d6ad
commit 87ab1625ff
2 changed files with 11 additions and 1 deletions
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1
libs/surfaces/push2/knob.cc
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@@ -23,6 +23,7 @@
#include "ardour/automation_control.h"
#include "ardour/dB.h"
#include "ardour/utils.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/rgb_macros.h"

11
libs/surfaces/push2/mix.cc
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@@ -40,6 +40,7 @@
#include "ardour/midi_port.h"
#include "ardour/session.h"
#include "ardour/tempo.h"
#include "ardour/utils.h"
#include "ardour/vca_manager.h"
#include "canvas/colors.h"
@@ -399,7 +400,15 @@ MixLayout::strip_vpot (int n, int delta)
boost::shared_ptr<Controllable> ac = knobs[n]->controllable();
if (ac) {
ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
if (ac->is_gain_like()) {
/* 128 steps from fader position 0 to 1.0 ..
*/
const double new_fader_position = min (1.0, max (0.0, ac->internal_to_interface (ac->get_value()) + ((1.0 / 128.0) * delta)));
ac->set_value (ac->interface_to_internal (new_fader_position), PBD::Controllable::UseGroup);
} else {
/* 128 steps from min to max */
ac->set_value (ac->get_value() + (((ac->upper() - ac->lower()) / 128.0) * delta) , PBD::Controllable::UseGroup);
}
}
}