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authorDavid Robillard <d@drobilla.net>2006-06-18 19:26:53 +0000
committerDavid Robillard <d@drobilla.net>2006-06-18 19:26:53 +0000
commit36f1e2ea3d2c7d20d8fa267a3a66438044e99e8e (patch)
tree963d5a6d87204fda9d8b1cd91f8810a6582bb41f /src/libs/engine/LADSPANode.h
parent00c8938a79d9e24547420d2a39421bcb7d8cc165 (diff)
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Reworked use of Plugin class in engine slightly (more RAII-ey)
git-svn-id: http://svn.drobilla.net/lad/grauph@56 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/libs/engine/LADSPANode.h')
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diff --git a/src/libs/engine/LADSPANode.h b/src/libs/engine/LADSPANode.h
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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.
+ *
+ * Om 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.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef LADSPANODE_H
+#define LADSPANODE_H
+
+#include <string>
+#include <ladspa.h>
+#include "util/types.h"
+#include "NodeBase.h"
+#include "Plugin.h"
+
+namespace Om {
+
+
+/** 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 run(size_t nframes);
+
+ void set_port_buffer(size_t voice, size_t port_num, void* buf);
+
+ const Plugin* plugin() const { return _plugin; }
+ void plugin(const Plugin* const pi) { _plugin = pi; }
+
+protected:
+ // Prevent copies (undefined)
+ LADSPANode(const LADSPANode& copy);
+ LADSPANode& operator=(const LADSPANode&);
+
+ //void get_port_vals(ulong port_index, PortInfo* info);
+
+ const LADSPA_Descriptor* _descriptor;
+ LADSPA_Handle* _instances;
+};
+
+
+} // namespace Om
+
+#endif // LADSPANODE_H