VSTi plugin version.

9 files changed, 841 insertions, 0 deletions

diff --git a/vst/Makefile b/vst/Makefile
new file mode 100644
index 0000000..5400acd
--- /dev/null
+++ b/vst/Makefile
@@ -0,0 +1,43 @@
+VST_BASE = vstsdk2.4
+VST_SRC_BASE = ${VST_BASE}/public.sdk/source/vst2.x/
+VST_SRC = \
+	${VST_SRC_BASE}/audioeffectx.cpp \
+	${VST_SRC_BASE}/audioeffect.cpp \
+	${VST_SRC_BASE}/vstplugmain.cpp
+
+DG_BASE = ../
+DG_SRC = \
+	${DG_BASE}/src/audiofile.cc \
+	${DG_BASE}/src/channel.cc \
+	${DG_BASE}/src/channelmixer.cc \
+	${DG_BASE}/src/drumgizmo.cc \
+	${DG_BASE}/src/drumkit.cc \
+	${DG_BASE}/src/drumkitparser.cc \
+	${DG_BASE}/src/events.cc \
+	${DG_BASE}/src/instrument.cc \
+	${DG_BASE}/src/instrumentparser.cc \
+	${DG_BASE}/src/midimapparser.cc \
+	${DG_BASE}/src/midimapper.cc \
+	${DG_BASE}/src/mutex.cc \
+	${DG_BASE}/src/path.cc \
+	${DG_BASE}/src/sample.cc \
+	${DG_BASE}/src/saxparser.cc \
+	${DG_BASE}/src/velocity.cc
+DG_FLAGS = -I../include -I../src
+
+EXPAT_BASE = expat
+EXPAT_FLAGS = -I${EXPAT_BASE}/Source/lib -L${EXPAT_BASE}/Bin -lexpat
+
+SNDFILE_BASE = libsndfile
+SNDFILE_FLAGS = -I${SNDFILE_BASE}\include -L${SNDFILE_BASE}/bin -lsndfile-1
+
+SRC = \
+	drumgizmo_vst.cc \
+	input_vst.cc \
+	output_vst.cc
+
+all:
+	g++ -g -Wall -DWIN32 ${DG_FLAGS} ${EXPAT_FLAGS} ${SNDFILE_FLAGS} -I${VST_BASE} ${DG_SRC} ${VST_SRC} ${SRC} -shared -o drumgizmo_vst.dll -Wl,--out-implib,libdrumgizmo_vst.a
+
+clean:
+	rm -f drumgizmo_vst.dll libdrumgizmo_vst.a
\ No newline at end of file
diff --git a/vst/README b/vst/README
new file mode 100644
index 0000000..0d08c94
--- /dev/null
+++ b/vst/README
@@ -0,0 +1,11 @@
+Get http://expat.sourceforge.net/ and http://www.mega-nerd.com/libsndfile/
+ in their win32 binary versions.
+Unpack them in the vst/ subfolders: expat and libsndfile.
+
+Get vstsdk2.4 and unpack it in the vstsdk2.4 subfolder.
+
+Use mingw and compile with 'make'.
+
+Copy libexpat.dll and libsndfile-1.dll to the system32 folder.
+
+Run the DAW with drumgizmo_vst.dll.
\ No newline at end of file
diff --git a/vst/constants.h b/vst/constants.h
new file mode 100644
index 0000000..ff07c54
--- /dev/null
+++ b/vst/constants.h
@@ -0,0 +1,32 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            constants.h
+ *
+ *  Tue Sep 20 11:49:29 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_CONSTANTS_H__
+#define __DRUMGIZMO_CONSTANTS_H__
+
+#define NUM_OUTPUTS 16
+
+#endif/*__DRUMGIZMO_CONSTANTS_H__*/
diff --git a/vst/drumgizmo_vst.cc b/vst/drumgizmo_vst.cc
new file mode 100644
index 0000000..8e29f2d
--- /dev/null
+++ b/vst/drumgizmo_vst.cc
@@ -0,0 +1,349 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            drumgizmo_vst.cc
+ *
+ *  Tue Sep 20 08:22:48 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "drumgizmo_vst.h"
+
+#include "constants.h"
+
+#define NUM_PROGRAMS 0
+#define NUM_PARAMS 0
+
+AudioEffect* createEffectInstance(audioMasterCallback audioMaster)
+{
+	return new DrumGizmoVst(audioMaster);
+}
+
+DrumGizmoVst::DrumGizmoVst(audioMasterCallback audioMaster)
+  : AudioEffectX(audioMaster, NUM_PROGRAMS, NUM_PARAMS)
+{
+  pos = 0;
+  buffer = NULL;
+  buffer_size = 0;
+
+  output = new OutputVST();
+  input = new InputVST();
+  drumgizmo = new DrumGizmo(output, input);
+  
+	// initialize programs
+	//programs = new DrumGizmoVstProgram[kNumPrograms];
+	//for(VstInt32 i = 0; i < 16; i++) channelPrograms[i] = i;
+
+  //if(programs) setProgram(0);
+	
+	if(audioMaster)	{
+		setNumInputs(0); // no audio inputs
+		setNumOutputs(NUM_OUTPUTS);
+		canProcessReplacing();
+		isSynth();
+    char id[] = "DGv1"; // Four bytes typecasted into an unsigned integer
+		setUniqueID((unsigned int)*id);
+	}
+
+	initProcess();
+	suspend();
+}
+
+DrumGizmoVst::~DrumGizmoVst()
+{
+  delete drumgizmo;
+  delete input;
+  delete output;
+}
+
+void DrumGizmoVst::setProgram(VstInt32 program) {}
+void DrumGizmoVst::setProgramName(char* name) {}
+void DrumGizmoVst::getProgramName(char* name) { name[0] = '\0'; }
+
+void DrumGizmoVst::getParameterLabel(VstInt32 index, char* label)
+{
+	label[0] = '\0';
+	/*
+	switch(index)
+	{
+		case kWaveform1:
+		case kWaveform2:
+			vst_strncpy(label, "Shape", kVstMaxParamStrLen);
+			break;
+
+		case kFreq1:
+		case kFreq2:
+			vst_strncpy(label, "Hz", kVstMaxParamStrLen);
+			break;
+
+		case kVolume1:
+		case kVolume2:
+		case kVolume:
+			vst_strncpy(label, "dB", kVstMaxParamStrLen);
+			break;
+	}
+	*/
+}
+
+void DrumGizmoVst::getParameterDisplay(VstInt32 index, char* text)
+{
+	text[0] = 0;
+	/*
+	switch(index)
+	{
+		case kWaveform1:
+			if(fWaveform1 < .5)
+				vst_strncpy(text, "Sawtooth", kVstMaxParamStrLen);
+			else
+				vst_strncpy(text, "Pulse", kVstMaxParamStrLen);
+			break;
+
+		case kFreq1:		float2string(fFreq1, text, kVstMaxParamStrLen);	break;
+		case kVolume1:		dB2string(fVolume1, text, kVstMaxParamStrLen);	break;
+		
+		case kWaveform2:
+			if(fWaveform2 < .5)
+				vst_strncpy(text, "Sawtooth", kVstMaxParamStrLen);
+			else
+				vst_strncpy(text, "Pulse", kVstMaxParamStrLen);
+			break;
+
+		case kFreq2:		float2string(fFreq2, text, kVstMaxParamStrLen);	break;
+		case kVolume2:		dB2string(fVolume2, text, kVstMaxParamStrLen);	break;
+		case kVolume:		dB2string(fVolume, text, kVstMaxParamStrLen);	break;
+	}
+	*/
+}
+
+void DrumGizmoVst::getParameterName(VstInt32 index, char* label)
+{
+	/*
+	switch(index)
+	{
+		case kWaveform1:	vst_strncpy(label, "Wave 1", kVstMaxParamStrLen);	break;
+		case kFreq1:		vst_strncpy(label, "Freq 1", kVstMaxParamStrLen);	break;
+		case kVolume1:		vst_strncpy(label, "Levl 1", kVstMaxParamStrLen);	break;
+		case kWaveform2:	vst_strncpy(label, "Wave 2", kVstMaxParamStrLen);	break;
+		case kFreq2:		vst_strncpy(label, "Freq 2", kVstMaxParamStrLen);	break;
+		case kVolume2:		vst_strncpy(label, "Levl 2", kVstMaxParamStrLen);	break;
+		case kVolume:		vst_strncpy(label, "Volume", kVstMaxParamStrLen);	break;
+	}
+	*/
+}
+
+void DrumGizmoVst::setParameter(VstInt32 index, float value)
+{
+	/*
+	DrumGizmoVstProgram *ap = &programs[curProgram];
+	switch(index)
+	{
+		case kWaveform1:	fWaveform1	= ap->fWaveform1	= value;	break;
+		case kFreq1:		fFreq1 		= ap->fFreq1		= value;	break;
+		case kVolume1:		fVolume1	= ap->fVolume1		= value;	break;
+		case kWaveform2:	fWaveform2	= ap->fWaveform2	= value;	break;
+		case kFreq2:		fFreq2		= ap->fFreq2		= value;	break;
+		case kVolume2:		fVolume2	= ap->fVolume2		= value;	break;
+		case kVolume:		fVolume		= ap->fVolume		= value;	break;
+	}
+	*/
+}
+
+float DrumGizmoVst::getParameter(VstInt32 index)
+{
+	float value = 0;
+	/*
+	switch(index)
+	{
+		case kWaveform1:	value = fWaveform1;	break;
+		case kFreq1:		value = fFreq1;		break;
+		case kVolume1:		value = fVolume1;	break;
+		case kWaveform2:	value = fWaveform2;	break;
+		case kFreq2:		value = fFreq2;		break;
+		case kVolume2:		value = fVolume2;	break;
+		case kVolume:		value = fVolume;	break;
+	}
+	*/
+	return value;
+}
+
+bool DrumGizmoVst::getOutputProperties(VstInt32 index,
+                                       VstPinProperties* properties)
+{
+	if(index < NUM_OUTPUTS)
+	{
+		vst_strncpy(properties->label, "Channel ", 63);
+		char temp[11] = {0};
+		int2string(index + 1, temp, 10);
+		vst_strncat(properties->label, temp, 63);
+
+		properties->flags = kVstPinIsActive;
+
+		return true;
+	}
+	return false;
+}
+
+bool DrumGizmoVst::getProgramNameIndexed(VstInt32 category, VstInt32 index,
+                                         char* text)
+{
+	return false;
+}
+
+bool DrumGizmoVst::getEffectName(char* name)
+{
+	vst_strncpy(name, "DrumGizmo", kVstMaxEffectNameLen);
+	return true;
+}
+
+bool DrumGizmoVst::getVendorString(char* text)
+{
+	vst_strncpy(text, "Aasimon.org", kVstMaxVendorStrLen);
+	return true;
+}
+
+bool DrumGizmoVst::getProductString(char* text)
+{
+	vst_strncpy(text, "Vst Synth", kVstMaxProductStrLen);
+	return true;
+}
+
+VstInt32 DrumGizmoVst::getVendorVersion()
+{ 
+	return 1000; 
+}
+
+VstInt32 DrumGizmoVst::canDo(char* text)
+{
+	if(!strcmp(text, "receiveVstEvents")) return 1;
+	if(!strcmp(text, "receiveVstMidiEvent"))	return 1;
+	if(!strcmp(text, "midiProgramNames")) return 1;
+	return -1;	// explicitly can't do; 0 => don't know
+}
+
+VstInt32 DrumGizmoVst::getNumMidiInputChannels()
+{
+	return 1; // we are monophonic
+}
+
+VstInt32 DrumGizmoVst::getNumMidiOutputChannels()
+{
+	return 0; // no MIDI output back to Host app
+}
+
+VstInt32 DrumGizmoVst::getMidiProgramName(VstInt32 channel,
+                                          MidiProgramName* mpn)
+{
+	VstInt32 prg = mpn->thisProgramIndex;
+	if(prg < 0 || prg >= 128)
+		return 0;
+	fillProgram(channel, prg, mpn);
+	if(channel == 9)
+		return 1;
+	return 128L;
+}
+
+VstInt32 DrumGizmoVst::getCurrentMidiProgram(VstInt32 channel,
+                                             MidiProgramName* mpn)
+{
+	if(channel < 0 || channel >= 16 || !mpn) return -1;
+	VstInt32 prg = 0;
+	mpn->thisProgramIndex = prg;
+	fillProgram(channel, prg, mpn);
+	return prg;
+}
+
+void DrumGizmoVst::fillProgram(VstInt32 channel, VstInt32 prg,
+                               MidiProgramName* mpn)
+{
+	mpn->midiBankMsb = mpn->midiBankLsb = -1;
+	mpn->reserved = 0;
+	mpn->flags = 0;
+
+	vst_strncpy(mpn->name, "Standard", 63);
+	mpn->midiProgram = 0;
+	mpn->parentCategoryIndex = 0;
+}
+
+VstInt32 DrumGizmoVst::getMidiProgramCategory(VstInt32 channel,
+                                              MidiProgramCategory* cat)
+{
+	cat->parentCategoryIndex = -1;	// -1:no parent category
+	cat->flags = 0;					// reserved, none defined yet, zero.
+	VstInt32 category = cat->thisCategoryIndex;
+	vst_strncpy(cat->name, "Drums", 63);
+	return 1;
+}
+
+bool DrumGizmoVst::hasMidiProgramsChanged(VstInt32 channel)
+{
+	return false;	// updateDisplay()
+}
+
+bool DrumGizmoVst::getMidiKeyName(VstInt32 channel, MidiKeyName* key)
+// struct will be filled with information for 'thisProgramIndex' and
+//  'thisKeyNumber'
+// if keyName is "" the standard name of the key will be displayed.
+// if false is returned, no MidiKeyNames defined for 'thisProgramIndex'.
+{
+	// key->thisProgramIndex;		// >= 0. fill struct for this program index.
+	// key->thisKeyNumber;			// 0 - 127. fill struct for this key number.
+	key->keyName[0] = 0;
+	key->reserved = 0;				// zero
+	key->flags = 0;					// reserved, none defined yet, zero.
+	return false;
+}
+
+void DrumGizmoVst::setSampleRate(float sampleRate)
+{
+	AudioEffectX::setSampleRate(sampleRate);
+}
+
+void DrumGizmoVst::setBlockSize(VstInt32 blockSize)
+{
+	AudioEffectX::setBlockSize(blockSize);
+}
+
+void DrumGizmoVst::initProcess()
+{
+  drumgizmo->loadkit(getenv("DRUMGIZMO_DRUMKIT"));
+  drumgizmo->init(true);
+}
+
+void DrumGizmoVst::processReplacing(float** inputs, float** outputs,
+                                    VstInt32 sampleFrames)
+{
+  output->setOutputs(outputs);
+
+   if(buffer_size != sampleFrames) {
+    if(buffer) free(buffer);
+    buffer_size = sampleFrames;
+    buffer = (sample_t*)malloc(sizeof(sample_t) * buffer_size);
+  }
+
+  drumgizmo->run(pos, buffer, buffer_size);
+
+  pos += sampleFrames;
+}
+
+VstInt32 DrumGizmoVst::processEvents(VstEvents* ev)
+{
+  input->processEvents(ev);
+	return 1;
+}
diff --git a/vst/drumgizmo_vst.h b/vst/drumgizmo_vst.h
new file mode 100644
index 0000000..90c7bfc
--- /dev/null
+++ b/vst/drumgizmo_vst.h
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            drumgizmo_vst.h
+ *
+ *  Tue Sep 20 08:22:48 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_DRUMGIZMO_VST_H__
+#define __DRUMGIZMO_DRUMGIZMO_VST_H__
+
+#include <public.sdk/source/vst2.x/audioeffectx.h>
+
+#include <drumgizmo.h>
+
+#include "input_vst.h"
+#include "output_vst.h"
+
+class DrumGizmoVst : public AudioEffectX
+{
+public:
+	DrumGizmoVst(audioMasterCallback audioMaster);
+	~DrumGizmoVst();
+
+	void processReplacing(float** inputs, float** outputs, VstInt32 sampleFrames);
+	VstInt32 processEvents(VstEvents* events);
+
+	void setProgram(VstInt32 program);
+	void setProgramName(char* name);
+	void getProgramName(char* name);
+	bool getProgramNameIndexed(VstInt32 category, VstInt32 index, char* text);
+
+	void setParameter(VstInt32 index, float value);
+	float getParameter(VstInt32 index);
+	void getParameterLabel(VstInt32 index, char* label);
+	void getParameterDisplay(VstInt32 index, char* text);
+	void getParameterName(VstInt32 index, char* text);
+	
+	void setSampleRate(float sampleRate);
+	void setBlockSize(VstInt32 blockSize);
+	
+	bool getOutputProperties(VstInt32 index, VstPinProperties* properties);
+		
+	bool getEffectName(char* name);
+	bool getVendorString(char* text);
+	bool getProductString(char* text);
+	VstInt32 getVendorVersion();
+	VstInt32 canDo(char* text);
+
+	VstInt32 getNumMidiInputChannels();
+	VstInt32 getNumMidiOutputChannels();
+
+	VstInt32 getMidiProgramName(VstInt32 channel,
+                              MidiProgramName* midiProgramName);
+	VstInt32 getCurrentMidiProgram(VstInt32 channel,
+                                 MidiProgramName* currentProgram);
+	VstInt32 getMidiProgramCategory(VstInt32 channel,
+                                  MidiProgramCategory* category);
+	bool hasMidiProgramsChanged(VstInt32 channel);
+	bool getMidiKeyName(VstInt32 channel, MidiKeyName* keyName);
+
+private:
+	void initProcess();
+  //	void noteOn(VstInt32 note, VstInt32 velocity, VstInt32 delta);
+  //	void noteOff();
+	void fillProgram(VstInt32 channel, VstInt32 prg, MidiProgramName* mpn);
+
+  DrumGizmo *drumgizmo;
+  InputVST *input;
+  OutputVST *output;
+  size_t pos;
+  sample_t *buffer;
+  size_t buffer_size;
+};
+
+#endif/*__DRUMGIZMO_DRUMGIZMO_VST_H__*/
diff --git a/vst/input_vst.cc b/vst/input_vst.cc
new file mode 100644
index 0000000..52015ad
--- /dev/null
+++ b/vst/input_vst.cc
@@ -0,0 +1,112 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            input_vst.cc
+ *
+ *  Tue Sep 20 10:40:10 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "input_vst.h"
+
+#include <midimapparser.h>
+
+InputVST::InputVST()
+{
+  list = NULL;
+  listsize = 0;
+}
+
+InputVST::~InputVST()
+{
+}
+
+bool InputVST::init(Instruments &instruments)
+{
+  MidiMapParser p(getenv("DRUMGIZMO_MIDIMAP"));
+  if(p.parse()) {/*return false;*/}
+  mmap.midimap = p.midimap;
+
+  for(size_t i = 0; i < instruments.size(); i++) {
+    mmap.instrmap[instruments[i].name()] = i;
+  }
+
+  return true;
+}
+
+void InputVST::setParm(std::string parm, std::string value)
+{
+}
+
+bool InputVST::start()
+{
+  return true;
+}
+
+void InputVST::stop()
+{
+}
+
+void InputVST::pre()
+{
+}
+
+event_t *InputVST::run(size_t pos, size_t len, size_t *nevents)
+{
+  *nevents = listsize;
+  return list;
+}
+
+void InputVST::post()
+{
+  list = NULL;
+  listsize = 0;
+}
+
+void InputVST::processEvents(VstEvents* ev)
+{
+  if(list == NULL) {
+    list = (event_t *)malloc(sizeof(event_t) * 1000);
+    //    listsize = 0;
+  }
+
+	for(VstInt32 i = 0; i < ev->numEvents; i++)	{
+		if(ev->events[i]->type != kVstMidiType)	continue;
+
+		VstMidiEvent* event =(VstMidiEvent*)ev->events[i];
+		char* midiData = event->midiData;
+		VstInt32 status = midiData[0] & 0xf0; // ignoring channel
+		if(status == 0x90) { // we only look at notes
+			VstInt32 note = midiData[1] & 0x7f;
+			VstInt32 velocity = midiData[2] & 0x7f;
+
+      int i = mmap.lookup(note);
+      if(velocity && i != -1) {
+        list[listsize].type = TYPE_ONSET;
+        list[listsize].instrument = i;
+        list[listsize].velocity = velocity / 127.0;
+        list[listsize].offset = event->deltaFrames;
+        listsize++;
+      }
+
+		}
+		event++;
+	}
+}
diff --git a/vst/input_vst.h b/vst/input_vst.h
new file mode 100644
index 0000000..84df91a
--- /dev/null
+++ b/vst/input_vst.h
@@ -0,0 +1,60 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            input_vst.h
+ *
+ *  Tue Sep 20 10:40:10 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_INPUT_VST_H__
+#define __DRUMGIZMO_INPUT_VST_H__
+
+#include <audioinputengine.h>
+#include <midimapper.h>
+
+#include <public.sdk/source/vst2.x/audioeffectx.h>
+
+class InputVST : public AudioInputEngine {
+public:
+  InputVST();
+  ~InputVST();
+
+  bool init(Instruments &instruments);
+
+  void setParm(std::string parm, std::string value);
+
+  bool start();
+  void stop();
+
+  void pre();
+  event_t *run(size_t pos, size_t len, size_t *nevents);
+  void post();
+
+  void processEvents(VstEvents* ev);
+
+  MidiMapper mmap;
+
+private:
+  event_t *list;
+  size_t listsize;
+};
+
+#endif/*__DRUMGIZMO_INPUT_VST_H__*/
diff --git a/vst/output_vst.cc b/vst/output_vst.cc
new file mode 100644
index 0000000..5202ce7
--- /dev/null
+++ b/vst/output_vst.cc
@@ -0,0 +1,86 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            output_vst.cc
+ *
+ *  Tue Sep 20 10:40:14 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "output_vst.h"
+
+#include <string.h>
+
+#include "constants.h"
+
+OutputVST::OutputVST()
+{
+  outputs = NULL;
+}
+
+OutputVST::~OutputVST()
+{
+}
+
+bool OutputVST::init(Channels channels)
+{
+  return true;
+}
+
+void OutputVST::setParm(std::string parm, std::string value)
+{
+}
+
+bool OutputVST::start()
+{
+  return true;
+}
+
+void OutputVST::stop()
+{
+}
+
+void OutputVST::pre(size_t nsamples)
+{
+  if(!outputs) return;
+
+  for(size_t ch = 0; ch < NUM_OUTPUTS; ch++) {
+    memset(outputs[ch], 0, nsamples * sizeof(sample_t));
+  }
+}
+
+void OutputVST::run(int ch, sample_t *samples, size_t nsamples)
+{
+  if(!outputs) return;
+
+  if(ch < NUM_OUTPUTS) {
+    memcpy(outputs[ch], samples, nsamples * sizeof(sample_t));
+  }
+}
+
+void OutputVST::post(size_t nsamples)
+{
+  outputs = NULL;
+}
+
+void OutputVST::setOutputs(float **outputs)
+{
+  this->outputs = outputs;
+}
diff --git a/vst/output_vst.h b/vst/output_vst.h
new file mode 100644
index 0000000..fb98ad3
--- /dev/null
+++ b/vst/output_vst.h
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            output_vst.h
+ *
+ *  Tue Sep 20 10:40:14 CEST 2011
+ *  Copyright 2011 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_OUTPUT_VST_H__
+#define __DRUMGIZMO_OUTPUT_VST_H__
+
+#include <audiooutputengine.h>
+
+class OutputVST : public AudioOutputEngine {
+public:
+  OutputVST();
+  ~OutputVST();
+
+  bool init(Channels channels);
+
+  void setParm(std::string parm, std::string value);
+
+  bool start();
+  void stop();
+
+  void pre(size_t nsamples);
+  void run(int ch, sample_t *samples, size_t nsamples);
+  void post(size_t nsamples);
+
+  void setOutputs(float **outputs);
+
+private:
+  sample_t **outputs;
+};
+
+#endif/*__DRUMGIZMO_OUTPUT_VST_H__*/