diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2011-01-19 15:58:13 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2011-01-19 15:58:13 +0000 |
commit | 5535b994d369a8f10bf90c0cf34b522047c1a2f1 (patch) | |
tree | 25df4a3eaf33dc2fa402cb28a4a2a1dd12f56739 /libs/ardour/pan_controllable.cc | |
parent | 253b652344d5a8766ba7a92d2170c689a79305c5 (diff) |
new files
git-svn-id: svn://localhost/ardour2/branches/3.0@8533 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/pan_controllable.cc')
-rw-r--r-- | libs/ardour/pan_controllable.cc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/libs/ardour/pan_controllable.cc b/libs/ardour/pan_controllable.cc new file mode 100644 index 0000000000..ecffa17440 --- /dev/null +++ b/libs/ardour/pan_controllable.cc @@ -0,0 +1,68 @@ +/* + Copyright (C) 2011 Paul Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include "ardour/pannable.h" +#include "ardour/panner.h" +#include "ardour/pan_controllable.h" + +using namespace ARDOUR; + +double +PanControllable::lower () const +{ + switch (parameter().type()) { + case PanWidthAutomation: + return -1.0; + default: + return 0.0; + } +} + +void +PanControllable::set_value (double v) +{ + boost::shared_ptr<Panner> p = owner->panner(); + + if (!p) { + /* no panner: just do it */ + AutomationControl::set_value (v); + return; + } + + bool can_set = false; + + switch (parameter().type()) { + case PanWidthAutomation: + can_set = p->clamp_width (v); + break; + case PanAzimuthAutomation: + can_set = p->clamp_position (v); + break; + case PanElevationAutomation: + can_set = p->clamp_elevation (v); + break; + default: + break; + } + + if (can_set) { + AutomationControl::set_value (v); + } +} + |