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12ea80d4fb
# Conflicts: # data/locale/cs.ts # data/locale/en.ts # data/locale/ko.ts # data/locale/ru.ts # data/locale/uk.ts # data/locale/zh_TW.ts # include/Engine.h # plugins/nes/Nes.cpp # src/core/NotePlayHandle.cpp # src/core/SampleBuffer.cpp # src/tracks/SampleTrack.cpp
158 lines
3.4 KiB
C++
158 lines
3.4 KiB
C++
/*
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* Engine.h - engine-system of LMMS
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*
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* Copyright (c) 2006-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of LMMS - https://lmms.io
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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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#ifndef ENGINE_H
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#define ENGINE_H
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#include <QtCore/QString>
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#include <QtCore/QObject>
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#include "lmms_export.h"
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#include "lmms_basics.h"
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class BBTrackContainer;
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class DummyTrackContainer;
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class FxMixer;
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class ProjectJournal;
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class Mixer;
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class Song;
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class Ladspa2LMMS;
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// Note: This class is called 'LmmsCore' instead of 'Engine' because of naming
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// conflicts caused by ZynAddSubFX. See https://github.com/LMMS/lmms/issues/2269
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// and https://github.com/LMMS/lmms/pull/2118 for more details.
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//
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// The workaround was to rename Lmms' Engine so that it has a different symbol
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// name in the object files, but typedef it back to 'Engine' and keep it inside
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// of Engine.h so that the rest of the codebase can be oblivious to this issue
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// (and it could be fixed without changing every single file).
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class LmmsCore;
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typedef LmmsCore Engine;
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class LMMS_EXPORT LmmsCore : public QObject
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{
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Q_OBJECT
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public:
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static void init( bool renderOnly );
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static void destroy();
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// core
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static Mixer *mixer()
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{
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return s_mixer;
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}
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static FxMixer * fxMixer()
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{
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return s_fxMixer;
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}
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static Song * getSong()
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{
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return s_song;
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}
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static BBTrackContainer * getBBTrackContainer()
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{
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return s_bbTrackContainer;
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}
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static ProjectJournal * projectJournal()
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{
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return s_projectJournal;
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}
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static Ladspa2LMMS * getLADSPAManager()
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{
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return s_ladspaManager;
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}
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static DummyTrackContainer * dummyTrackContainer()
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{
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return s_dummyTC;
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}
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static float framesPerTick()
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{
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return s_framesPerTick;
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}
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static float framesPerTick(sample_rate_t sample_rate);
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static void updateFramesPerTick();
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static inline LmmsCore * inst()
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{
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if( s_instanceOfMe == NULL )
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{
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s_instanceOfMe = new LmmsCore();
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}
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return s_instanceOfMe;
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}
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static void setDndPluginKey(void* newKey);
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static void* pickDndPluginKey();
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signals:
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void initProgress(const QString &msg);
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private:
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// small helper function which sets the pointer to NULL before actually deleting
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// the object it refers to
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template<class T>
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static inline void deleteHelper( T * * ptr )
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{
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T * tmp = *ptr;
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*ptr = NULL;
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delete tmp;
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}
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static float s_framesPerTick;
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// core
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static Mixer *s_mixer;
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static FxMixer * s_fxMixer;
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static Song * s_song;
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static BBTrackContainer * s_bbTrackContainer;
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static ProjectJournal * s_projectJournal;
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static DummyTrackContainer * s_dummyTC;
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static Ladspa2LMMS * s_ladspaManager;
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static void* s_dndPluginKey;
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// even though most methods are static, an instance is needed for Qt slots/signals
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static LmmsCore * s_instanceOfMe;
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friend class GuiApplication;
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};
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#endif
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