quadro
4d645b335d
LMMS VST Support Layer has been greatly advanced as it now features (automatable) VST controls as well as support for VST presets. This still needs some work as it crashes with various plugins (e.g. z3ta+). Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com>
424 lines
10 KiB
C++
424 lines
10 KiB
C++
/*
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* VstEffectControls.cpp - controls for VST effect plugins
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*
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* Copyright (c) 2008-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#include <QtXml/QDomElement>
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#include "VstEffectControls.h"
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#include "VstEffect.h"
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#include "MainWindow.h"
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#include <QtGui/QMdiArea>
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#include <QApplication>
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VstEffectControls::VstEffectControls( VstEffect * _eff ) :
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EffectControls( _eff ),
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m_effect( _eff ),
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m_subWindow( NULL ),
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knobFModel( NULL ),
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vstKnobs( NULL ),
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ctrHandle( NULL ),
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lastPosInMenu (0)
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// m_presetLabel ( NULL )
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{
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menu = new QMenu;
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connect( menu, SIGNAL( aboutToShow() ), this, SLOT( updateMenu() ) );
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}
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VstEffectControls::~VstEffectControls()
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{
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delete ctrHandle;
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ctrHandle = NULL;
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}
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void VstEffectControls::loadSettings( const QDomElement & _this )
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{
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m_effect->closePlugin();
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m_effect->openPlugin( _this.attribute( "plugin" ) );
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m_effect->m_pluginMutex.lock();
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if( m_effect->m_plugin != NULL )
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{
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m_effect->m_plugin->loadSettings( _this );
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const QMap<QString, QString> & dump = m_effect->m_plugin->parameterDump();
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int paramCount = (dump).size();
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char paramStr[35];
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vstKnobs = new knob *[paramCount];
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knobFModel = new FloatModel *[paramCount];
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QStringList list1;
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QWidget * xx = new QWidget();
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for (int i = 0; i < paramCount; i++) {
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sprintf( paramStr, "param%d", i);
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list1 = dump[paramStr].split(":");
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vstKnobs[i] = new knob( knobBright_26, xx );
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vstKnobs[i]->setHintText( list1.at(1) + ":", "");
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vstKnobs[i]->setLabel( list1.at(1).left(15) );
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knobFModel[i] = new FloatModel( (list1.at(2)).toFloat(), 0.0f, 1.0f, 0.01f, this, QString::number(i) );
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knobFModel[i]->loadSettings( _this, paramStr );
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connect( knobFModel[i], SIGNAL( dataChanged() ), this, SLOT( setParameter() ) );
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vstKnobs[i]->setModel( knobFModel[i] );
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}
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}
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m_effect->m_pluginMutex.unlock();
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}
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void VstEffectControls::setParameter( void )
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{
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Model *action = qobject_cast<Model *>(sender());
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int knobUNID = action->displayName().toInt();
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->setParam( knobUNID, knobFModel[knobUNID]->value() );
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}
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}
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void VstEffectControls::saveSettings( QDomDocument & _doc, QDomElement & _this )
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{
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_this.setAttribute( "plugin", m_effect->m_key.attributes["file"] );
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m_effect->m_pluginMutex.lock();
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if( m_effect->m_plugin != NULL )
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{
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m_effect->m_plugin->saveSettings( _doc, _this );
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if (knobFModel != NULL) {
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const QMap<QString, QString> & dump = m_effect->m_plugin->parameterDump();
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int paramCount = (dump).size();
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char paramStr[35];
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for (int i = 0; i < paramCount; i++)
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if (knobFModel[i]->isAutomated() || knobFModel[i]->getControllerConnection()) {
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sprintf( paramStr, "param%d", i);
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knobFModel[i]->saveSettings( _doc, _this, paramStr );
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}
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}
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}
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m_effect->m_pluginMutex.unlock();
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}
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int VstEffectControls::controlCount()
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{
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return m_effect->m_plugin != NULL &&
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m_effect->m_plugin->hasEditor() ? 1 : 0;
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}
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void VstEffectControls::managePlugin( void )
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{
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if ( m_effect->m_plugin != NULL && m_subWindow == NULL ) {
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manageVSTEffectView * tt = new manageVSTEffectView( m_effect, this);
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ctrHandle = (QObject *)tt;
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} else if (m_subWindow != NULL) {
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m_scrollArea->show();
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m_subWindow->show();
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}
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}
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void VstEffectControls::savePreset( void )
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{
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->savePreset( );
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/* bool converted;
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QString str = m_vi->m_plugin->presetString().section("/", 0, 0);
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if (str != "")
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lastPosInMenu = str.toInt(&converted, 10) - 1;
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QWidget::update();*/
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}
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}
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void VstEffectControls::updateMenu( void )
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{
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// get all presets -
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->loadPrograms( 1 );
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///QWidget::update();
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QString str = m_effect->m_plugin->presetsString();
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QStringList list1 = str.split("|");
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QMenu * to_menu = m_selPresetButton->menu();
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to_menu->clear();
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QAction *presetActions[list1.size()];
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for (int i = 0; i < list1.size(); i++) {
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presetActions[i] = new QAction(this);
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connect(presetActions[i], SIGNAL(triggered()), this, SLOT(selPreset()));
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presetActions[i]->setText(QString("%1. %2").arg(QString::number(i+1), list1.at(i)));
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presetActions[i]->setData(i);
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if (i == lastPosInMenu) {
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presetActions[i]->setIcon(embed::getIconPixmap( "sample_file", 16, 16 ));
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} else presetActions[i]->setIcon(embed::getIconPixmap( "edit_copy", 16, 16 ));
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to_menu->addAction( presetActions[i] );
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}
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}
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}
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void VstEffectControls::openPreset( void )
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{
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->openPreset( );
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bool converted;
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QString str = m_effect->m_plugin->presetString().section("/", 0, 0);
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if (str != "")
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lastPosInMenu = str.toInt(&converted, 10) - 1;
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//QWidget::update();
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}
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}
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void VstEffectControls::rollPreset( void )
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{
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->rollPreset( 1 );
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bool converted;
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QString str = m_effect->m_plugin->presetString().section("/", 0, 0);
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if (str != "")
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lastPosInMenu = str.toInt(&converted, 10) - 1;
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//QWidget::update();
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}
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}
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void VstEffectControls::rolrPreset( void )
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{
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->rollPreset( -1 );
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bool converted;
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QString str = m_effect->m_plugin->presetString().section("/", 0, 0);
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if (str != "")
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lastPosInMenu = str.toInt(&converted, 10) - 1;
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//QWidget::update();
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}
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}
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void VstEffectControls::selPreset( void )
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{
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QAction *action = qobject_cast<QAction *>(sender());
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if (action)
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if ( m_effect->m_plugin != NULL ) {
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lastPosInMenu = action->data().toInt();
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m_effect->m_plugin->rollPreset( lastPosInMenu + 2 );
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//QWidget::update();
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}
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}
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void VstEffectControls::paintEvent( QPaintEvent * )
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{
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}
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manageVSTEffectView::manageVSTEffectView( VstEffect * _eff, VstEffectControls * m_vi ) :
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m_effect( _eff )
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{
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m_vi2 = m_vi;
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widget = new QWidget();
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m_vi->m_scrollArea = new QScrollArea( widget );
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l = new QGridLayout( widget );
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m_vi->m_subWindow = engine::mainWindow()->workspace()->addSubWindow(new QMdiSubWindow, Qt::SubWindow |
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Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::WindowSystemMenuHint);
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m_vi->m_subWindow->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
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m_vi->m_subWindow->setFixedSize( 960, 300);
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m_vi->m_subWindow->setWidget(m_vi->m_scrollArea);
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m_vi->m_subWindow->setWindowTitle(_eff->m_plugin->name());
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m_vi->m_subWindow->setWindowIcon( PLUGIN_NAME::getIconPixmap( "logo" ) );
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//m_vi->m_subWindow->setAttribute(Qt::WA_DeleteOnClose);
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l->setContentsMargins( 20, 10, 10, 10 );
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l->setVerticalSpacing( 10 );
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l->setHorizontalSpacing( 23 );
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m_syncButton = new QPushButton( tr( "VST Sync" ), widget );
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connect( m_syncButton, SIGNAL( clicked() ), this,
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SLOT( syncPlugin() ) );
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m_syncButton->setWhatsThis(
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tr( "Click here if you want to synchronize all parameters with VST plugin." ) );
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l->addWidget( m_syncButton, 0, 0, 1, 2, Qt::AlignLeft );
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const QMap<QString, QString> & dump = m_effect->m_plugin->parameterDump();
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int paramCount = (dump).size();
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bool isVstKnobs = true, isKnobFModel = true;
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if (m_vi->vstKnobs == NULL) {
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m_vi->vstKnobs = new knob *[paramCount];
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isVstKnobs = false;
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}
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if (m_vi->knobFModel == NULL) {
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m_vi->knobFModel = new FloatModel *[paramCount];
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isKnobFModel = false;
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}
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char paramStr[35];
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QStringList list1;
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if (isVstKnobs == false) {
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for (int i = 0; i < paramCount; i++) {
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sprintf( paramStr, "param%d", i);
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list1 = dump[paramStr].split(":");
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m_vi->vstKnobs[i] = new knob( knobBright_26, widget);
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m_vi->vstKnobs[i]->setHintText( list1.at(1) + ":", "");
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m_vi->vstKnobs[i]->setLabel( list1.at(1).left(15) );
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sprintf( paramStr, "%d", i);
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m_vi->knobFModel[i] = new FloatModel( (list1.at(2)).toFloat(), 0.0f, 1.0f, 0.01f,
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_eff, tr( paramStr ) );
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connect( m_vi->knobFModel[i], SIGNAL( dataChanged() ), this, SLOT( setParameter() ) );
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m_vi->vstKnobs[i] ->setModel( m_vi->knobFModel[i] );
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}
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}
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int i = 0;
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for (int lrow = 0+1; lrow < (int(paramCount / 10) + 1)+1; lrow++) {
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for (int lcolumn = 0; lcolumn < 10; lcolumn++) {
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if (i < paramCount)
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l->addWidget( m_vi->vstKnobs[i], lrow, lcolumn, Qt::AlignCenter );
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i++;
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}
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}
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l->setRowStretch( (int(paramCount / 10) + 1), 1 );
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l->setColumnStretch( 10, 1 );
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widget->setLayout(l);
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widget->setAutoFillBackground(true);
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m_vi->m_scrollArea->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOn );
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m_vi->m_scrollArea->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
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m_vi->m_scrollArea->setPalette( QApplication::palette( m_vi->m_scrollArea ) );
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m_vi->m_scrollArea->setMinimumHeight( 64 );
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m_vi->m_scrollArea->setWidget( widget );
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m_vi->m_subWindow->show();
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}
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void manageVSTEffectView::syncPlugin( void )
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{
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char paramStr[35];
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QStringList list1;
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const QMap<QString, QString> & dump = m_effect->m_plugin->parameterDump();
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float f;
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for (int i = 0; i<(dump).size(); i++) {
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sprintf( paramStr, "param%d", i);
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list1 = dump[paramStr].split(":");
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f = (list1.at(2)).toFloat();
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m_vi2->knobFModel[i]->setValue(f);
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m_vi2->knobFModel[i]->setInitValue(f);
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}
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}
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void manageVSTEffectView::setParameter( void )
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{
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Model *action = qobject_cast<Model *>(sender());
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int knobUNID = action->displayName().toInt();
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if ( m_effect->m_plugin != NULL ) {
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m_effect->m_plugin->setParam( knobUNID, m_vi2->knobFModel[knobUNID]->value() );
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}
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}
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manageVSTEffectView::~manageVSTEffectView()
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{
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delete m_vi2->m_subWindow;
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m_vi2->m_subWindow = NULL;
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}
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#include "moc_VstEffectControls.cxx"
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