Very first implementation of peak controller

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1107 0778d3d1-df1d-0410-868b-ea421aaaa00d

plugins/Makefile.am

@@ -27,6 +27,7 @@ SUBDIRS =			\
 	midi_import		\
 	organic			\
 	patman			\
+	peak_controller_effect	\
 	$(SF2PLAYER_DIR)    \
 	$(SINGERBOT_DIR)	\
 	stereo_enhancer		\

plugins/peak_controller_effect/Makefile.am

@@ -0,0 +1,52 @@
+AUTOMAKE_OPTIONS = foreign 1.4
+
+PLUGIN_NAME = peakcontroller_effect
+
+INCLUDES = -I$(top_srcdir)/include -I$(top_srcdir)/src/gui
+
+
+AM_CXXFLAGS := $(AM_CXXFLAGS) $(QT_CXXFLAGS) -DPLUGIN_NAME="$(PLUGIN_NAME)"
+
+
+%.moc: ./%.h
+	$(MOC) -o $@ $<
+
+
+MOC_FILES = ./peak_controller_effect_controls.moc
+
+if BUILD_WIN32
+DLL=$(PLUGIN_NAME).dll
+
+$(DLL): lib$(PLUGIN_NAME).la
+	$(CXX) *.o -L$(top_srcdir) -llmms-imp -shared -Wl,-no-undefined -o $@ $(QT_LDADD) && $(STRIP) $@
+
+install-exec-hook: $(DLL)
+	cp $< $(pkglibdir)
+	rm $(pkglibdir)/lib$(PLUGIN_NAME).a $(pkglibdir)/lib$(PLUGIN_NAME).la
+else
+DLL=
+endif
+
+BUILT_SOURCES = $(MOC_FILES) ./embedded_resources.h $(DLL)
+EMBEDDED_RESOURCES = $(wildcard *png)
+
+./embedded_resources.h: $(EMBEDDED_RESOURCES)
+	$(BIN2RES) $(EMBEDDED_RESOURCES) > $@
+
+EXTRA_DIST = $(EMBEDDED_RESOURCES)
+
+
+CLEANFILES = $(MOC_FILES) ./embedded_resources.h
+
+
+
+pkglib_LTLIBRARIES= libpeakcontroller_effect.la
+
+libpeakcontroller_effect_la_SOURCES =	peak_controller_effect.cpp		\
+				peak_controller_effect.h			\
+				peak_controller_effect_control_dialog.cpp	\
+				peak_controller_effect_control_dialog.h	\
+				peak_controller_effect_controls.cpp	\
+				peak_controller_effect_controls.h
+
+$(libpeakcontroller_effect_la_SOURCES): ./embedded_resources.h

plugins/peak_controller_effect/peak_controller_effect.cpp

@@ -0,0 +1,127 @@
+/*
+ * stereo_matrix.cpp - stereo-matrix-effect-plugin
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+#include "controller.h"
+#include "song.h"
+#include "peak_controller.h"
+#include "peak_controller_effect.h"
+
+
+#undef SINGLE_SOURCE_COMPILE
+#include "embed.cpp"
+
+
+extern "C"
+{
+
+plugin::descriptor PLUGIN_EXPORT peakcontroller_effect_plugin_descriptor =
+{
+	STRINGIFY_PLUGIN_NAME( PLUGIN_NAME ),
+	"Peak Controller",
+	QT_TRANSLATE_NOOP( "pluginBrowser",
+				"Plugin for controlling knobs with sound peaks" ),
+	"Paul Giblock <drfaygo/at/gmail.com>",
+	0x0100,
+	plugin::Effect,
+	new pluginPixmapLoader( "logo" ),
+	NULL
+} ;
+
+}
+
+
+
+peakControllerEffect::peakControllerEffect(
+			model * _parent,
+			const descriptor::subPluginFeatures::key * _key ) :
+	effect( &peakcontroller_effect_plugin_descriptor, _parent, _key ),
+	m_peakControls( this )
+{
+	engine::getSong()->addController( new peakController( engine::getSong(), this ) );
+}
+
+
+
+
+peakControllerEffect::~peakControllerEffect()
+{
+}
+
+
+
+bool peakControllerEffect::processAudioBuffer( sampleFrame * _buf,
+							const fpp_t _frames )
+{
+	peakControllerEffectControls & c = m_peakControls;
+	
+	// This appears to be used for determining whether or not to continue processing
+	// audio with this effect	
+	if( !isEnabled() || !isRunning() )
+	{
+		return( FALSE );
+	}
+
+
+	// RMS:
+	float sum = 0;
+	if( c.m_muteModel.value() )
+	{
+		for( int i = 0; i < _frames; ++i )
+		{
+			sum += (_buf[i][0]+_buf[i][0]) * (_buf[i][1]+_buf[i][1]);
+			_buf[i][0] = _buf[i][1] = 0.0f;
+		}
+	}
+	else
+	{
+		for( int i = 0; i < _frames; ++i )
+		{
+			sum += (_buf[i][0]+_buf[i][0]) * (_buf[i][1]+_buf[i][1]);
+		}
+	}
+
+	m_lastSample = c.m_baseModel.value() + c.m_amountModel.value() * sqrtf( 0.5f * sum / _frames );
+
+	//checkGate( out_sum / _frames );
+
+	return( isRunning() );
+}
+
+
+
+
+extern "C"
+{
+
+// neccessary for getting instance out of shared lib
+plugin * PLUGIN_EXPORT lmms_plugin_main( model * _parent, void * _data )
+{
+	return( new peakControllerEffect( _parent,
+		static_cast<const plugin::descriptor::subPluginFeatures::key *>(
+								_data ) ) );
+}
+
+}
+

plugins/peak_controller_effect/peak_controller_effect.h

@@ -0,0 +1,67 @@
+/*
+ * stereo_matrix.h - stereo-matrix-effect-plugin
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+#ifndef _PEAK_CONTROLLER_EFFECT_H
+#define _PEAK_CONTROLLER_EFFECT_H
+
+#include <QtGui/QWorkspace>
+
+#include "effect.h"
+#include "effect_lib.h"
+#include "engine.h"
+#include "main_window.h"
+#include "peak_controller_effect_controls.h"
+
+class peakControllerEffect : public effect
+{
+public:
+	peakControllerEffect( model * parent, 
+	                      const descriptor::subPluginFeatures::key * _key );
+	virtual ~peakControllerEffect();
+	virtual bool processAudioBuffer( sampleFrame * _buf,
+		                                          const fpp_t _frames );
+
+	virtual effectControls * getControls( void )
+	{
+		return &m_peakControls;
+	}
+
+	float lastSample( void )
+	{
+		return m_lastSample;
+	}
+
+
+private:
+	peakControllerEffectControls m_peakControls;
+
+	friend class peakControllerEffectControls;
+
+	float m_lastSample;
+} ;
+
+
+
+#endif

plugins/peak_controller_effect/peak_controller_effect_control_dialog.cpp

@@ -0,0 +1,66 @@
+/*
+ * stereomatrix_control_dialog.cpp - control dialog for stereoMatrix-effect
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+
+#include <QtGui/QLayout>
+#include <QtGui/QLabel>
+
+#include "peak_controller_effect_control_dialog.h"
+#include "peak_controller_effect_controls.h"
+#include "knob.h"
+#include "tempo_sync_knob.h"
+#include "led_checkbox.h"
+
+peakControllerEffectControlDialog::peakControllerEffectControlDialog(
+	peakControllerEffectControls * _controls ) :
+	effectControlDialog( _controls )
+{
+
+	setFixedSize( 120, 90 );
+
+	const int knobY = 10;
+	m_baseKnob = new knob( knobBright_26, this );
+	m_baseKnob->setLabel( tr( "BASE" ) );
+	m_baseKnob->move( 10, knobY );
+	m_baseKnob->setModel( &_controls->m_baseModel );
+	m_baseKnob->setHintText( tr( "Base amount:" ) + " ", "" );
+
+	m_amountKnob = new knob( knobBright_26, this );
+	m_amountKnob->setLabel( tr( "AMT" ) );
+	m_amountKnob->move( 45, knobY );
+	m_amountKnob->setModel( &_controls->m_amountModel );
+	m_amountKnob->setHintText( tr( "Modulation amount:" ) + " ", "" );
+
+	m_decayKnob = new tempoSyncKnob( knobBright_26, this );
+	m_decayKnob->setLabel( tr( "DECAY" ) );
+	m_decayKnob->move( 80, knobY );
+	m_decayKnob->setModel( &_controls->m_decayModel );
+	m_decayKnob->setHintText( tr( "Release decay (not implemented):" ) + " ", "" );
+
+	m_muteLed = new ledCheckBox( "Mute", this );
+	m_muteLed->move( 10, 60);
+	m_muteLed->setModel( &_controls->m_muteModel );
+}
+

plugins/peak_controller_effect/peak_controller_effect_control_dialog.h

@@ -0,0 +1,53 @@
+/*
+ * stereomatrix_control_dialog.h - control dialog for stereoMatrix-effect
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+#ifndef _PEAK_CONTROLLER_EFFECT_CONTROL_DIALOG_H
+#define _PEAK_CONTROLLER_EFFECT_CONTROL_DIALOG_H
+
+#include "effect_control_dialog.h"
+
+class peakControllerEffectControls;
+class knob;
+class tempoSyncKnob;
+class ledCheckBox;
+
+
+class peakControllerEffectControlDialog : public effectControlDialog
+{
+public:
+	peakControllerEffectControlDialog( peakControllerEffectControls * _controls );
+	virtual ~peakControllerEffectControlDialog()
+	{
+	}
+
+protected:
+	knob * m_baseKnob;
+	knob * m_amountKnob;
+	tempoSyncKnob * m_decayKnob;
+	ledCheckBox * m_muteLed;
+
+};
+
+
+#endif

plugins/peak_controller_effect/peak_controller_effect_controls.cpp

@@ -0,0 +1,57 @@
+/*
+ * stereomatrix_controls.cpp - controls for stereoMatrix-effect
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include "peak_controller_effect_controls.h"
+#include "peak_controller_effect.h"
+
+
+peakControllerEffectControls::
+peakControllerEffectControls( peakControllerEffect * _eff ) :
+	effectControls( _eff ),
+	m_effect( _eff ),
+	m_baseModel( 0.5, 0.0, 1.0, 0.001, this, tr( "Base value" ) ),
+	m_amountModel( 1.0, -1.0, 1.0, 0.005, this, tr( "Modulation amount" ) ),
+	m_decayModel( 0.1, 0.01, 5.0, 0.0001, 20000.0, this, tr( "Release decay" ) ),
+	m_muteModel( FALSE, this, tr( "Mute output" ) )
+{
+}
+
+
+
+void peakControllerEffectControls::loadSettings( const QDomElement & _this )
+{
+}
+
+
+
+
+void peakControllerEffectControls::saveSettings( QDomDocument & _doc, 
+							QDomElement & _this )
+{
+}
+
+
+
+#include "peak_controller_effect_controls.moc"
+

plugins/peak_controller_effect/peak_controller_effect_controls.h

@@ -0,0 +1,75 @@
+/*
+ * stereomatrix_controls.h - controls for stereoMatrix-effect
+ *
+ * Copyright (c) 2008 Paul Giblock <drfaygo/at/gmail/dot/com>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * 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 (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+#ifndef _PEAK_CONTROLLER_EFFECT_CONTROLS_H
+#define _PEAK_CONTROLLER_EFFECT_CONTROLS_H
+
+#include "effect_controls.h"
+#include "peak_controller_effect_control_dialog.h"
+#include "knob.h"
+
+class peakControllerEffect;
+
+class peakControllerEffectControls : public effectControls
+{
+	Q_OBJECT
+public:
+	peakControllerEffectControls( peakControllerEffect( * _eff ) ); 
+	virtual ~peakControllerEffectControls()
+	{
+	}
+
+	virtual void saveSettings( QDomDocument & _doc, QDomElement & _parent );
+	virtual void loadSettings( const QDomElement & _this );
+	inline virtual QString nodeName( void ) const
+	{
+		return( "peakcontrollereffectcontrols" );
+	}
+
+	virtual ch_cnt_t getControlCount( void )
+	{
+		return( 1 );
+	}
+	
+	virtual effectControlDialog * createView( void )
+	{
+		return new peakControllerEffectControlDialog( this );
+	}
+
+
+private:
+	peakControllerEffect * m_effect;
+
+	floatModel m_baseModel;
+	floatModel m_amountModel;
+	tempoSyncKnobModel m_decayModel;
+	boolModel m_muteModel;
+	
+	friend class peakControllerEffectControlDialog;
+	friend class peakControllerEffect;
+
+} ;
+
+
+#endif