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Automation of LV2 plugin properties.

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Work towards ParameterDescriptor being used more universally to describe control characteristics.
This commit is contained in:
David Robillard 2014-11-01 23:29:10 -04:00
parent 6dfb11c2d0
commit 8a128b33d3
39 changed files with 775 additions and 328 deletions
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36
gtk2_ardour/automation_controller.cc
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@ -36,7 +36,9 @@
using namespace ARDOUR;
using namespace Gtk;
AutomationController::AutomationController(boost::shared_ptr<Automatable> printer, boost::shared_ptr<AutomationControl> ac, Adjustment* adj)
AutomationController::AutomationController(boost::shared_ptr<Automatable> printer,
boost::shared_ptr<AutomationControl> ac,
Adjustment* adj)
: BarController (*adj, ac)
, _ignore_change(false)
, _printer (printer)
@ -64,21 +66,27 @@ AutomationController::~AutomationController()
}
boost::shared_ptr<AutomationController>
AutomationController::create(
boost::shared_ptr<Automatable> printer,
const Evoral::Parameter& param,
boost::shared_ptr<AutomationControl> ac)
AutomationController::create(boost::shared_ptr<Automatable> printer,
const Evoral::Parameter& param,
const ParameterDescriptor& desc,
boost::shared_ptr<AutomationControl> ac)
{
double const lo = ac->internal_to_interface(param.min());
double const up = ac->internal_to_interface(param.max());
const double lo = ac->internal_to_interface(desc.lower);
const double up = ac->internal_to_interface(desc.upper);
const double normal = ac->internal_to_interface(desc.normal);
double smallstep = desc.smallstep;
double largestep = desc.largestep;
if (smallstep == 0.0) {
smallstep = (up - lo) / 100;
}
if (largestep == 0.0) {
largestep = (up - lo) / 10;
}
smallstep = ac->internal_to_interface(smallstep);
largestep = ac->internal_to_interface(largestep);
Gtk::Adjustment* adjustment = manage (
new Gtk::Adjustment (
ac->internal_to_interface(param.normal()),
lo, up,
// TODO we should use explicit step-sizes if provided by Plugin::ParameterDescriptor
(up - lo) / 100, (up - lo) / 10
)
);
new Gtk::Adjustment (normal, lo, up, smallstep, largestep));
assert (ac);
assert(ac->parameter() == param);