mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-28 15:33:01 +00:00
4197fa44fb
currently supported systems: - Amiga - AY-3-8910 - Dummy System - OPLL - SegaPCM no trigger supported yet!
49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
/**
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* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2022 tildearrow and contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* GNU 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 License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "../dispatch.h"
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// the dummy platform outputs saw waves.
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// used when a DivDispatch for a system is not found.
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class DivPlatformDummy: public DivDispatch {
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struct Channel {
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int freq, baseFreq, pitch;
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unsigned short pos;
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bool active, freqChanged;
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unsigned char vol;
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signed char amp;
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Channel(): freq(0), baseFreq(0), pitch(0), pos(0), active(false), freqChanged(false), vol(0), amp(64) {}
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};
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Channel chan[128];
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DivDispatchOscBuffer* oscBuf[128];
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bool isMuted[128];
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unsigned char chans;
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friend void putDispatchChan(void*,int,int);
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public:
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void acquire(short* bufL, short* bufR, size_t start, size_t len);
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void muteChannel(int ch, bool mute);
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int dispatch(DivCommand c);
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void* getChanState(int chan);
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DivDispatchOscBuffer* getOscBuffer(int chan);
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void reset();
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void tick(bool sysTick=true);
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int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
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void quit();
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~DivPlatformDummy();
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};
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