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Diffstat (limited to 'libs/ardour/ardour/parameter_descriptor.h')
-rw-r--r-- | libs/ardour/ardour/parameter_descriptor.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libs/ardour/ardour/parameter_descriptor.h b/libs/ardour/ardour/parameter_descriptor.h new file mode 100644 index 0000000000..a6315ae429 --- /dev/null +++ b/libs/ardour/ardour/parameter_descriptor.h @@ -0,0 +1,74 @@ +/* + Copyright (C) 2014 Paul Davis + Author: David Robillard + + 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. +*/ + +#ifndef __ardour_parameter_descriptor_h__ +#define __ardour_parameter_descriptor_h__ + +#include "ardour/variant.h" + +namespace ARDOUR { + +typedef std::map<const std::string, const float> ScalePoints; + +/** Descriptor of a parameter or control. + * + * Essentially a union of LADSPA, VST and LV2 info. + */ +struct ParameterDescriptor +{ + ParameterDescriptor() + : key((uint32_t)-1) + , datatype(Variant::VOID) + , lower(0) + , upper(0) + , step(0) + , smallstep(0) + , largestep(0) + , integer_step(false) + , toggled(false) + , logarithmic(false) + , sr_dependent(false) + , min_unbound(0) + , max_unbound(0) + , enumeration(false) + , midinote(false) + {} + + std::string label; + boost::shared_ptr<ScalePoints> scale_points; + uint32_t key; ///< for properties + Variant::Type datatype; ///< for properties + float lower; ///< for frequencies, this is in Hz (not a fraction of the sample rate) + float upper; ///< for frequencies, this is in Hz (not a fraction of the sample rate) + float step; + float smallstep; + float largestep; + bool integer_step; + bool toggled; + bool logarithmic; + bool sr_dependent; + bool min_unbound; + bool max_unbound; + bool enumeration; + bool midinote; ///< only used if integer_step is also true +}; + +} // namespace ARDOUR + +#endif // __ardour_parameter_descriptor_h__ |