Add preliminary (library side only) LV2 port of MDA (open-sourced VST plugins).

git-svn-id: http://svn.drobilla.net/lad/mda-lv2@1321 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 104 insertions, 0 deletions

diff --git a/lvz/audioeffectx.h b/lvz/audioeffectx.h
new file mode 100644
index 0000000..f2f696b
--- /dev/null
+++ b/lvz/audioeffectx.h
@@ -0,0 +1,104 @@
+/* LVZ - A C++ interface for writing LV2 plugins.
+ * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
+ *  
+ * This library 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 library 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef __lvz_audioeffectx_h
+#define __lvz_audioeffectx_h
+
+#include <stdint.h>
+#include <string.h>
+
+typedef int16_t LvzInt16;
+typedef int32_t LvzInt32;
+typedef void*   audioMasterCallback;
+	 
+class AEffGUIEditor;
+
+enum LvzPinFlags {
+	kLvzPinIsActive = 1<<0,
+	kLvzPinIsStereo = 1<<1
+};
+
+struct LvzPinProperties {
+	LvzPinProperties() : label(NULL), flags(0) {}
+	char* label;
+	int   flags;
+
+};
+
+enum LvzEventTypes {
+	kLvzMidiType = 0
+};
+
+struct LvzEvent {
+	int type;
+};
+
+struct LvzMidiEvent : public LvzEvent {
+	char* midiData;
+	long deltaFrames;
+};
+
+struct LvzEvents {
+	long numEvents;
+	LvzEvent** events;
+};
+
+#define DECLARE_LVZ_DEPRECATED(x) x
+
+class AudioEffect {
+};
+
+class AudioEffectX : public AudioEffect {
+public:
+	AudioEffectX(audioMasterCallback audioMaster, int progs, int params)
+		: curProgram(0)
+		, numPrograms(progs)
+		, numInputs(0)
+		, numOutputs(0)
+	{
+	}
+  
+	float getSampleRate() { return sampleRate; }
+	uint32_t getNumInputs() { return numInputs; }		  
+	uint32_t getNumOutputs() { return numOutputs; }
+	void setNumInputs(uint32_t num) { numInputs = num; }
+	void setNumOutputs(uint32_t num) { numOutputs = num;}
+	void setUniqueID(const char* id) {}
+	void setSampleRate(float rate) { sampleRate = rate; }
+	void canMono() {}
+	void wantEvents() {}
+	void canProcessReplacing() {}
+	void isSynth() {}
+	void suspend() {}
+	void setBlockSize(uint32_t blockSize) {}
+	void setParameter(uint32_t index, float value) {}
+
+	void process(float **inputs, float **outputs, uint32_t nframes) {}
+
+protected:
+	 uint32_t curProgram;
+	 uint32_t numPrograms;
+	 uint32_t numInputs;
+	 uint32_t numOutputs;
+	 float    sampleRate;
+
+	 AEffGUIEditor* editor;
+};
+
+#endif // __lvz_audioeffectx_h
+