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87 lines
2.4 KiB
87 lines
2.4 KiB
//
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// mididevice.h
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//
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// MiniDexed - Dexed FM synthesizer for bare metal Raspberry Pi
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// Copyright (C) 2022 The MiniDexed Team
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//
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// Original author of this class:
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// R. Stange <rsta2@o2online.de>
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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 3 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
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef _mididevice_h
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#define _mididevice_h
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#include "config.h"
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#include <string>
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#include <unordered_map>
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#include <circle/types.h>
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#include <circle/spinlock.h>
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#include "userinterface.h"
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#define MAX_DX7_SYSEX_LENGTH 4104
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#define MAX_MIDI_MESSAGE MAX_DX7_SYSEX_LENGTH
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class CMiniDexed;
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class CMIDIDevice
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{
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public:
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enum TChannel
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{
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Channels = 16,
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OmniMode = Channels,
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Disabled,
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ChannelUnknown
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};
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public:
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CMIDIDevice (CMiniDexed *pSynthesizer, CConfig *pConfig, CUserInterface *pUI);
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virtual ~CMIDIDevice (void);
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void SetChannel (u8 ucChannel, unsigned nTG);
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u8 GetChannel (unsigned nTG) const;
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virtual void Send (const u8 *pMessage, size_t nLength, unsigned nCable = 0) {}
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virtual void SendSystemExclusiveVoice(uint8_t nVoice, const unsigned nCable, uint8_t nTG);
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protected:
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void MIDIMessageHandler (const u8 *pMessage, size_t nLength, unsigned nCable = 0);
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void AddDevice (const char *pDeviceName);
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void HandleSystemExclusive(const uint8_t* pMessage, const size_t nLength, const unsigned nCable, const uint8_t nTG);
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private:
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bool HandleMIDISystemCC(const u8 ucCC, const u8 ucCCval);
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private:
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CMiniDexed *m_pSynthesizer;
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CConfig *m_pConfig;
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CUserInterface *m_pUI;
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u8 m_ChannelMap[CConfig::AllToneGenerators];
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unsigned m_nMIDISystemCCVol;
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unsigned m_nMIDISystemCCPan;
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unsigned m_nMIDISystemCCDetune;
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u32 m_MIDISystemCCBitmap[4]; // to allow for 128 bit entries
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std::string m_DeviceName;
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typedef std::unordered_map<std::string, CMIDIDevice *> TDeviceMap;
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static TDeviceMap s_DeviceMap;
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CSpinLock m_MIDISpinLock;
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};
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#endif
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