149 lines
3.2 KiB
C++
149 lines
3.2 KiB
C++
#pragma once
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#include "MockingboardDefs.h"
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class SSI263
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{
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public:
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SSI263(UINT slot) : m_slot(slot)
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{
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m_device = -1; // undefined
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m_cardMode = PH_Mockingboard;
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m_pPhonemeData00 = NULL;
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ResetState();
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}
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~SSI263(void)
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{
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delete [] m_pPhonemeData00;
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}
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void ResetState(void)
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{
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m_currentActivePhoneme = -1;
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m_isVotraxPhoneme = false;
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m_cyclesThisAudioFrame = 0;
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//
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m_lastUpdateCycle = 0;
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m_updateWasFullSpeed = false;
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m_pPhonemeData = NULL;
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m_phonemeLengthRemaining = 0;
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m_phonemeAccurateLengthRemaining = 0;
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m_phonemePlaybackAndDebugger = false;
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m_phonemeCompleteByFullSpeed = false;
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//
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m_numSamplesError = 0;
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m_byteOffset = (DWORD)-1;
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m_currSampleSum = 0;
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m_currNumSamples = 0;
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m_currSampleMod4 = 0;
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//
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m_durationPhoneme = 0;
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m_inflection = 0;
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m_rateInflection = 0;
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m_ctrlArtAmp = 0;
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m_filterFreq = 0;
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m_currentMode = 0;
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//
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m_dbgFirst = true;
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m_dbgStartTime = 0;
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}
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void SetDevice(UINT device) { m_device = device; }
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void SetCardMode(PHASOR_MODE mode) { m_cardMode = mode; }
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bool DSInit(void);
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void DSUninit(void);
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void Reset(void);
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bool IsPhonemeActive(void) { return m_currentActivePhoneme >= 0; }
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BYTE Read(ULONG nExecutedCycles);
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void Write(BYTE nReg, BYTE nValue);
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void Mute(void);
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void Unmute(void);
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void SetVolume(DWORD dwVolume, DWORD dwVolumeMax);
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void PeriodicUpdate(UINT executedCycles);
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void Update(void);
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void SetSpeechIRQ(void);
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void Votrax_Write(BYTE nValue);
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bool GetVotraxPhoneme(void) { return m_isVotraxPhoneme; }
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void SetVotraxPhoneme(bool value) { m_isVotraxPhoneme = value; }
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void SaveSnapshot(class YamlSaveHelper& yamlSaveHelper);
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void LoadSnapshot(class YamlLoadHelper& yamlLoadHelper, PHASOR_MODE mode, UINT version);
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private:
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void Play(unsigned int nPhoneme);
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void Stop(void);
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void UpdateIRQ(void);
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void UpdateAccurateLength(void);
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UINT64 GetLastCumulativeCycles(void);
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void UpdateIFR(BYTE nDevice, BYTE clr_mask, BYTE set_mask);
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BYTE GetPCR(BYTE nDevice);
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static const BYTE m_Votrax2SSI263[/*64*/];
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static const unsigned short m_kNumChannels = 1;
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static const DWORD m_kDSBufferByteSize = MAX_SAMPLES * sizeof(short) * m_kNumChannels;
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short m_mixBufferSSI263[m_kDSBufferByteSize / sizeof(short)];
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VOICE SSI263SingleVoice;
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//
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UINT m_slot;
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BYTE m_device; // SSI263 device# which is generating phoneme-complete IRQ (and only required whilst Mockingboard isn't a class)
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PHASOR_MODE m_cardMode;
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short* m_pPhonemeData00;
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int m_currentActivePhoneme;
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bool m_isVotraxPhoneme;
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UINT m_cyclesThisAudioFrame;
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//
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UINT64 m_lastUpdateCycle;
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bool m_updateWasFullSpeed;
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const short* m_pPhonemeData;
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UINT m_phonemeLengthRemaining; // length in samples, decremented as space becomes available in the ring-buffer
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UINT m_phonemeAccurateLengthRemaining; // length in samples, decremented by cycles executed
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bool m_phonemePlaybackAndDebugger;
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bool m_phonemeCompleteByFullSpeed;
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//
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int m_numSamplesError;
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DWORD m_byteOffset;
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int m_currSampleSum;
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int m_currNumSamples;
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UINT m_currSampleMod4;
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// Regs:
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BYTE m_durationPhoneme;
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BYTE m_inflection; // I10..I3
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BYTE m_rateInflection;
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BYTE m_ctrlArtAmp;
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BYTE m_filterFreq;
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BYTE m_currentMode; // b7:6=Mode; b0=D7 pin (for IRQ)
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// Debug
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bool m_dbgFirst;
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UINT64 m_dbgStartTime;
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};
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