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Diffstat (limited to 'src/libs/engine/LADSPANode.hpp')
-rw-r--r-- | src/libs/engine/LADSPANode.hpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/libs/engine/LADSPANode.hpp b/src/libs/engine/LADSPANode.hpp new file mode 100644 index 00000000..c71e68fb --- /dev/null +++ b/src/libs/engine/LADSPANode.hpp @@ -0,0 +1,63 @@ +/* This file is part of Ingen. + * Copyright (C) 2007 Dave Robillard <http://drobilla.net> + * + * Ingen 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. + * + * Ingen 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 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., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef LADSPANODE_H +#define LADSPANODE_H + +#include <string> +#include <ladspa.h> +#include "types.hpp" +#include "NodeBase.hpp" +#include "Plugin.hpp" + +namespace Ingen { + + +/** An instance of a LADSPA plugin. + * + * \ingroup engine + */ +class LADSPANode : public NodeBase +{ +public: + LADSPANode(const Plugin* plugin, const string& name, size_t poly, Patch* parent, const LADSPA_Descriptor* descriptor, SampleRate srate, size_t buffer_size); + virtual ~LADSPANode(); + + virtual bool instantiate(); + + void activate(); + void deactivate(); + + void process(SampleCount nframes, FrameTime start, FrameTime end); + + void set_port_buffer(size_t voice, size_t port_num, Buffer* buf); + + const Plugin* plugin() const { return _plugin; } + void plugin(const Plugin* const pi) { _plugin = pi; } + +protected: + //void get_port_vals(ulong port_index, PortInfo* info); + void get_port_limits(unsigned long port_index, Sample& default_value, Sample& lower_bound, Sample& upper_bound); + + const LADSPA_Descriptor* _descriptor; + LADSPA_Handle* _instances; +}; + + +} // namespace Ingen + +#endif // LADSPANODE_H |