Added stereophonic matrix

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@921 0778d3d1-df1d-0410-868b-ea421aaaa00d

plugins/Makefile.am

@@ -30,4 +30,5 @@ SUBDIRS =			\
 	$(VST_DIRS)		\
 	vibed			\
 	stereo_enhancer		\
+	stereo_matrix		\
 	$(EXTRA_PLUGINS)

plugins/stereo_matrix/Makefile.am

@@ -0,0 +1,38 @@
+AUTOMAKE_OPTIONS = foreign 1.4
+
+
+INCLUDES = -I$(top_srcdir)/include -I$(top_srcdir)/src/gui
+
+
+AM_CXXFLAGS := $(AM_CXXFLAGS) $(QT_CXXFLAGS) -DPLUGIN_NAME="stereomatrix"
+
+
+%.moc: ./%.h
+	$(MOC) -o $@ $<
+
+
+MOC_FILES = ./stereomatrix_controls.moc
+
+BUILT_SOURCES = $(MOC_FILES) ./embedded_resources.h
+EMBEDDED_RESOURCES = $(wildcard *png)
+
+./embedded_resources.h: $(EMBEDDED_RESOURCES)
+	$(BIN2RES) $(EMBEDDED_RESOURCES) > $@
+
+EXTRA_DIST = $(EMBEDDED_RESOURCES)
+
+
+CLEANFILES = $(MOC_FILES) ./embedded_resources.h
+
+
+
+pkglib_LTLIBRARIES= libstereomatrix.la
+
+libstereomatrix_la_SOURCES =	stereo_matrix.cpp		\
+				stereo_matrix.h			\
+				stereomatrix_control_dialog.cpp	\
+				stereomatrix_control_dialog.h	\
+				stereomatrix_controls.cpp	\
+				stereomatrix_controls.h
+
+$(libstereomatrix_la_SOURCES): ./embedded_resources.h

plugins/stereo_matrix/stereo_matrix.cpp

@@ -0,0 +1,111 @@
+/*
+ * 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 "stereo_matrix.h"
+
+
+#undef SINGLE_SOURCE_COMPILE
+#include "embed.cpp"
+
+
+extern "C"
+{
+
+plugin::descriptor stereomatrix_plugin_descriptor =
+{
+	STRINGIFY_PLUGIN_NAME( PLUGIN_NAME ),
+	"Stereophonic Matrix",
+	QT_TRANSLATE_NOOP( "pluginBrowser",
+				"Plugin for freely manipulating stereo output" ),
+	"Paul Giblock <lherard/at/gmail.com>",
+	0x0100,
+	plugin::Effect,
+	new QPixmap( PLUGIN_NAME::getIconPixmap( "logo" ) ),
+	NULL
+} ;
+
+}
+
+
+
+stereoMatrixEffect::stereoMatrixEffect(
+			model * _parent,
+			const descriptor::subPluginFeatures::key * _key ) :
+	effect( &stereomatrix_plugin_descriptor, _parent, _key ),
+	m_smControls( this )
+{
+}
+
+
+
+
+stereoMatrixEffect::~stereoMatrixEffect()
+{
+}
+
+
+
+bool stereoMatrixEffect::processAudioBuffer( sampleFrame * _buf,
+							const fpp_t _frames )
+{
+	
+	// This appears to be used for determining whether or not to continue processing
+	// audio with this effect	
+	if( !isEnabled() || !isRunning() )
+	{
+		return( FALSE );
+	}
+
+	
+	for( fpp_t f = 0; f < _frames; ++f )
+	{	
+		sample_t l = _buf[f][0];
+		sample_t r = _buf[f][1];
+		_buf[f][0] = m_smControls.m_llModel.value( f ) * l  +
+					m_smControls.m_rlModel.value( f ) * r;
+
+		_buf[f][1] = m_smControls.m_lrModel.value( f ) * l  +
+					m_smControls.m_rrModel.value( f ) * r;
+	}
+
+	return( isRunning() );
+}
+
+
+
+
+extern "C"
+{
+
+// neccessary for getting instance out of shared lib
+plugin * lmms_plugin_main( model * _parent, void * _data )
+{
+	return( new stereoMatrixEffect( _parent,
+		static_cast<const plugin::descriptor::subPluginFeatures::key *>(
+								_data ) ) );
+}
+
+}
+

plugins/stereo_matrix/stereo_matrix.h

@@ -0,0 +1,60 @@
+/*
+ * 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 _STEREO_MATRIX_H
+#define _STEREO_MATRIX_H
+
+#include <QtGui/QWorkspace>
+
+#include "effect.h"
+#include "effect_lib.h"
+#include "engine.h"
+#include "main_window.h"
+#include "stereomatrix_controls.h"
+
+class stereoMatrixEffect : public effect
+{
+public:
+	stereoMatrixEffect( model * parent, 
+	                      const descriptor::subPluginFeatures::key * _key );
+	virtual ~stereoMatrixEffect();
+	virtual bool processAudioBuffer( sampleFrame * _buf,
+		                                          const fpp_t _frames );
+
+	virtual effectControls * getControls( void )
+	{
+		return( &m_smControls );
+	}
+
+
+private:
+	stereoMatrixControls m_smControls;
+
+	friend class stereoMatrixControls;
+} ;
+
+
+
+#endif

plugins/stereo_matrix/stereomatrix_control_dialog.cpp

@@ -0,0 +1,72 @@
+/*
+ * 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 "stereomatrix_control_dialog.h"
+#include "stereomatrix_controls.h"
+
+
+
+stereoMatrixControlDialog::stereoMatrixControlDialog(
+	stereoMatrixControls * _controls ) :
+	effectControlDialog( _controls )
+{
+
+	setFixedSize( 64, 64 );
+
+	QGridLayout * l = new QGridLayout( this );
+
+	knob * llKnob = new knob( knobBright_26, this, tr( "Left to Left" ) );
+	llKnob->setModel( &_controls->m_llModel );
+	llKnob->setHintText( tr( "Volume:" ) + " ", "" );
+
+	knob * lrKnob = new knob( knobBright_26, this, tr( "Left to Right" ) );
+	lrKnob->setModel( &_controls->m_lrModel );
+	lrKnob->setHintText( tr( "Volume:" ) + " ", "" );
+
+	knob * rlKnob = new knob( knobBright_26, this, tr( "Right to Left" ) );
+	rlKnob->setModel( &_controls->m_rlModel );
+	rlKnob->setHintText( tr( "Volume:" ) + " ", "" );
+
+	knob * rrKnob = new knob( knobBright_26, this, tr( "Right to Right" ) );
+	rrKnob->setModel( &_controls->m_rrModel );
+	rrKnob->setHintText( tr( "Volume:" ) + " ", "" );
+
+	l->addWidget( new QLabel( "L", this ), 1, 0);
+	l->addWidget( new QLabel( "R", this ), 2, 0);
+	l->addWidget( new QLabel( "L", this ), 0, 1);
+	l->addWidget( new QLabel( "R", this ), 0, 2);
+
+	l->addWidget( llKnob, 1, 1 );
+	l->addWidget( lrKnob, 1, 2 );
+	l->addWidget( rlKnob, 2, 1 );
+	l->addWidget( rrKnob, 2, 2 );
+
+	this->setLayout(l);
+}
+

plugins/stereo_matrix/stereomatrix_control_dialog.h

@@ -0,0 +1,44 @@
+/*
+ * 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 _STEREOMATRIX_CONTROL_DIALOG_H
+#define _STEREOMATRIX_CONTROL_DIALOG_H
+
+#include "effect_control_dialog.h"
+
+class stereoMatrixControls;
+
+
+class stereoMatrixControlDialog : public effectControlDialog
+{
+public:
+	stereoMatrixControlDialog( stereoMatrixControls * _controls );
+	virtual ~stereoMatrixControlDialog()
+	{
+	}
+
+};
+
+
+#endif

plugins/stereo_matrix/stereomatrix_controls.cpp

@@ -0,0 +1,82 @@
+/*
+ * 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 "stereomatrix_controls.h"
+#include "stereo_matrix.h"
+#include "automatable_model_templates.h"
+
+
+stereoMatrixControls::stereoMatrixControls( stereoMatrixEffect * _eff ) :
+		effectControls( _eff ),
+		m_effect( _eff ),
+		m_llModel( 1.0f, 0.0f, 1.0f, 0.01f ),
+		m_lrModel( 0.0f, 0.0f, 1.0f, 0.01f ),
+		m_rlModel( 0.0f, 0.0f, 1.0f, 0.01f ),
+		m_rrModel( 1.0f, 0.0f, 1.0f, 0.01f )
+{
+	connect( &m_llModel, SIGNAL( dataChanged( void ) ),
+			this, SLOT( changeMatrix( void ) ) );
+	connect( &m_lrModel, SIGNAL( dataChanged( void ) ),
+			this, SLOT( changeMatrix( void ) ) );
+	connect( &m_rlModel, SIGNAL( dataChanged( void ) ),
+			this, SLOT( changeMatrix( void ) ) );
+	connect( &m_rrModel, SIGNAL( dataChanged( void ) ),
+			this, SLOT( changeMatrix( void ) ) );
+
+	changeMatrix();
+}
+
+
+
+void stereoMatrixControls::changeMatrix( void )
+{
+}
+
+
+
+void FASTCALL stereoMatrixControls::loadSettings(
+		const QDomElement & _this )
+{
+	m_llModel.setValue( _this.attribute( "l-l" ).toFloat() );
+	m_lrModel.setValue( _this.attribute( "l-r" ).toFloat() );
+	m_rlModel.setValue( _this.attribute( "r-l" ).toFloat() );
+	m_rrModel.setValue( _this.attribute( "r-r" ).toFloat() );
+}
+
+
+
+
+void FASTCALL stereoMatrixControls::saveSettings( QDomDocument & _doc, 
+		QDomElement & _this )
+{
+	_this.setAttribute( "l-l", m_llModel.value() );
+	_this.setAttribute( "l-r", m_llModel.value() );
+	_this.setAttribute( "r-l", m_llModel.value() );
+	_this.setAttribute( "r-r", m_llModel.value() );
+}
+
+
+
+#include "stereomatrix_controls.moc"
+

plugins/stereo_matrix/stereomatrix_controls.h

@@ -0,0 +1,79 @@
+/*
+ * 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 _STEREO_MATRIX_CONTROLS_H
+#define _STEREO_MATRIX_CONTROLS_H
+
+#include "effect_controls.h"
+#include "stereomatrix_control_dialog.h"
+#include "knob.h"
+
+class stereoMatrixEffect;
+
+class stereoMatrixControls : public effectControls
+{
+	Q_OBJECT
+public:
+	stereoMatrixControls( stereoMatrixEffect( * _eff ) ); 
+	virtual ~stereoMatrixControls()
+	{
+	}
+
+	virtual void saveSettings( QDomDocument & _doc, QDomElement & _parent );
+	virtual void loadSettings( const QDomElement & _this );
+	inline virtual QString nodeName( void ) const
+	{
+		return( "stereomatrixcontrols" );
+	}
+
+	virtual ch_cnt_t getControlCount( void )
+	{
+		return( 1 );
+	}
+	
+	virtual effectControlDialog * createView( void )
+	{
+		return new stereoMatrixControlDialog( this );
+	}
+
+
+private slots:
+	void changeMatrix( void );
+
+
+private:
+	stereoMatrixEffect * m_effect;
+
+	knobModel m_llModel;
+	knobModel m_lrModel;
+	knobModel m_rlModel;
+	knobModel m_rrModel;
+	
+	friend class stereoMatrixControlDialog;
+	friend class stereoMatrixEffect;
+
+} ;
+
+
+#endif