hvl_replay.h

   1 /* AHX originally by Pink/Abyss and bigup Xeron for Hivelytracker! */
   2
   3 typedef char int8;
   4 typedef unsigned char uint8;
   5 typedef short int16;
   6 typedef unsigned short uint16;
   7 typedef int int32;
   8 typedef unsigned int uint32;
   9 typedef double float64;
  10 typedef char TEXT;
  11 typedef int BOOL;
  12
  13 #define TRUE 1
  14 #define FALSE 0
  15
  16 // Woohoo!
  17 #define MAX_CHANNELS 16
  18
  19 #define Period2Freq(period) ((3546897.f * 65536.f) / (period))
  20 #define FREQ 48000
  21 #define HIVELY_LEN FREQ/50
  22 #define OUTPUT_LEN 4096
  23
  24 struct hvl_envelope
  25 {
  26   int16 aFrames, aVolume;
  27   int16 dFrames, dVolume;
  28   int16 sFrames;
  29   int16 rFrames, rVolume;
  30   int16 pad;
  31 };
  32
  33 struct hvl_plsentry
  34 {
  35   uint8 ple_Note;
  36   uint8 ple_Waveform;
  37   int16 ple_Fixed;
  38   int8  ple_FX[2];
  39   int8  ple_FXParam[2];
  40 };
  41
  42 struct hvl_plist
  43 {
  44   int16                pls_Speed;
  45   int16                pls_Length;
  46   struct hvl_plsentry *pls_Entries;
  47 };
  48
  49 struct hvl_instrument
  50 {
  51   TEXT                ins_Name[128];
  52   uint8               ins_Volume;
  53   uint8               ins_WaveLength;
  54   uint8               ins_FilterLowerLimit;
  55   uint8               ins_FilterUpperLimit;
  56   uint8               ins_FilterSpeed;
  57   uint8               ins_SquareLowerLimit;
  58   uint8               ins_SquareUpperLimit;
  59   uint8               ins_SquareSpeed;
  60   uint8               ins_VibratoDelay;
  61   uint8               ins_VibratoSpeed;
  62   uint8               ins_VibratoDepth;
  63   uint8               ins_HardCutRelease;
  64   uint8               ins_HardCutReleaseFrames;
  65   struct hvl_envelope ins_Envelope;
  66   struct hvl_plist    ins_PList;
  67 };
  68
  69 struct hvl_position
  70 {
  71   uint8 pos_Track[MAX_CHANNELS];
  72   int8  pos_Transpose[MAX_CHANNELS];
  73 };
  74
  75 struct hvl_step
  76 {
  77   uint8 stp_Note;
  78   uint8 stp_Instrument;
  79   uint8 stp_FX;
  80   uint8 stp_FXParam;
  81   uint8 stp_FXb;
  82   uint8 stp_FXbParam;
  83 };
  84
  85 struct hvl_voice
  86 {
  87   int16                  vc_Track;
  88   int16                  vc_NextTrack;
  89   int16                  vc_Transpose;
  90   int16                  vc_NextTranspose;
  91   int16                  vc_OverrideTranspose; // 1.5
  92   int32                  vc_ADSRVolume;
  93   struct hvl_envelope    vc_ADSR;
  94   struct hvl_instrument *vc_Instrument;
  95   uint32                 vc_SamplePos;
  96   uint32                 vc_Delta;
  97   uint16                 vc_InstrPeriod;
  98   uint16                 vc_TrackPeriod;
  99   uint16                 vc_VibratoPeriod;
 100   uint16                 vc_WaveLength;
 101   int16                  vc_NoteMaxVolume;
 102   uint16                 vc_PerfSubVolume;
 103   uint8                  vc_NewWaveform;
 104   uint8                  vc_Waveform;
 105   uint8                  vc_PlantPeriod;
 106   uint8                  vc_VoiceVolume;
 107   uint8                  vc_PlantSquare;
 108   uint8                  vc_IgnoreSquare;
 109   uint8                  vc_FixedNote;
 110   int16                  vc_VolumeSlideUp;
 111   int16                  vc_VolumeSlideDown;
 112   int16                  vc_HardCut;
 113   uint8                  vc_HardCutRelease;
 114   int16                  vc_HardCutReleaseF;
 115   uint8                  vc_PeriodSlideOn;
 116   int16                  vc_PeriodSlideSpeed;
 117   int16                  vc_PeriodSlidePeriod;
 118   int16                  vc_PeriodSlideLimit;
 119   int16                  vc_PeriodSlideWithLimit;
 120   int16                  vc_PeriodPerfSlideSpeed;
 121   int16                  vc_PeriodPerfSlidePeriod;
 122   uint8                  vc_PeriodPerfSlideOn;
 123   int16                  vc_VibratoDelay;
 124   int16                  vc_VibratoSpeed;
 125   int16                  vc_VibratoCurrent;
 126   int16                  vc_VibratoDepth;
 127   int16                  vc_SquareOn;
 128   int16                  vc_SquareInit;
 129   int16                  vc_SquareWait;
 130   int16                  vc_SquareLowerLimit;
 131   int16                  vc_SquareUpperLimit;
 132   int16                  vc_SquarePos;
 133   int16                  vc_SquareSign;
 134   int16                  vc_SquareSlidingIn;
 135   int16                  vc_SquareReverse;
 136   uint8                  vc_FilterOn;
 137   uint8                  vc_FilterInit;
 138   int16                  vc_FilterWait;
 139   int16                  vc_FilterSpeed;
 140   int16                  vc_FilterUpperLimit;
 141   int16                  vc_FilterLowerLimit;
 142   int16                  vc_FilterPos;
 143   int16                  vc_FilterSign;
 144   int16                  vc_FilterSlidingIn;
 145   int16                  vc_IgnoreFilter;
 146   int16                  vc_PerfCurrent;
 147   int16                  vc_PerfSpeed;
 148   int16                  vc_PerfWait;
 149   struct hvl_plist      *vc_PerfList;
 150   int8                  *vc_AudioPointer;
 151   int8                  *vc_AudioSource;
 152   uint8                  vc_NoteDelayOn;
 153   uint8                  vc_NoteCutOn;
 154   int16                  vc_NoteDelayWait;
 155   int16                  vc_NoteCutWait;
 156   int16                  vc_AudioPeriod;
 157   int16                  vc_AudioVolume;
 158   int32                  vc_WNRandom;
 159   int8                  *vc_MixSource;
 160   int8                   vc_SquareTempBuffer[0x80];
 161   int8                   vc_VoiceBuffer[0x282*4];
 162   uint8                  vc_VoiceNum;
 163   uint8                  vc_TrackMasterVolume;
 164   uint8                  vc_TrackOn;
 165   int16                  vc_VoicePeriod;
 166   uint32                 vc_Pan;
 167   uint32                 vc_SetPan;   // New for 1.4
 168   uint32                 vc_PanMultLeft;
 169   uint32                 vc_PanMultRight;
 170   uint32                 vc_RingSamplePos;
 171   uint32                 vc_RingDelta;
 172   int8                  *vc_RingMixSource;
 173   uint8                  vc_RingPlantPeriod;
 174   int16                  vc_RingInstrPeriod;
 175   int16                  vc_RingBasePeriod;
 176   int16                  vc_RingAudioPeriod;
 177   int8                  *vc_RingAudioSource;
 178   uint8                  vc_RingNewWaveform;
 179   uint8                  vc_RingWaveform;
 180   uint8                  vc_RingFixedPeriod;
 181   int8                   vc_RingVoiceBuffer[0x282*4];
 182 };
 183
 184 struct hvl_tune
 185 {
 186   char                   ht_Name[128];
 187   uint16                 ht_SongNum;
 188   uint32                 ht_Frequency;
 189   float64                ht_FreqF;
 190   int8                  *ht_WaveformTab[MAX_CHANNELS];
 191   uint16                 ht_Restart;
 192   uint16                 ht_PositionNr;
 193   uint8                  ht_SpeedMultiplier;
 194   uint8                  ht_TrackLength;
 195   uint8                  ht_TrackNr;
 196   uint8                  ht_InstrumentNr;
 197   uint8                  ht_SubsongNr;
 198   uint16                 ht_PosJump;
 199   uint32                 ht_PlayingTime;
 200   int16                  ht_Tempo;
 201   int16                  ht_PosNr;
 202   int16                  ht_StepWaitFrames;
 203   int16                  ht_NoteNr;
 204   uint16                 ht_PosJumpNote;
 205   uint8                  ht_GetNewPosition;
 206   uint8                  ht_PatternBreak;
 207   uint8                  ht_SongEndReached;
 208   uint8                  ht_Stereo;
 209   uint16                *ht_Subsongs;
 210   uint16                 ht_Channels;
 211   struct hvl_position   *ht_Positions;
 212   struct hvl_step        ht_Tracks[256][64];
 213   struct hvl_instrument *ht_Instruments;
 214   struct hvl_voice       ht_Voices[MAX_CHANNELS];
 215   int32                  ht_defstereo;
 216   int32                  ht_defpanleft;
 217   int32                  ht_defpanright;
 218   int32                  ht_mixgain;
 219   uint8                  ht_Version;
 220   //added for pineappletracker
 221   uint8                                  curNote;
 222   uint8                                  curInstr;
 223   int16 hivelyLeft[HIVELY_LEN], hivelyRight[HIVELY_LEN];
 224 };
 225
 226 void hvl_DecodeFrame( struct hvl_tune *ht, int8 *buf1, int8 *buf2, int32 bufmod );
 227 void hvl_InitReplayer( void );
 228 BOOL hvl_InitSubsong( struct hvl_tune *ht, uint32 nr );
 229 struct hvl_tune *hvl_LoadTune( TEXT *name, uint32 freq, uint32 defstereo );
 230 void hvl_FreeTune( struct hvl_tune *ht );
 231
 232 void hvl_process_step( struct hvl_tune *ht, struct hvl_voice *voice );
 233 void hvl_process_frame( struct hvl_tune *ht, struct hvl_voice *voice );
 234 void hvl_set_audio( struct hvl_voice *voice, float64 freqf );
 235 //void hvl_playNote(struct hvl_tune *ht, int8 *buf1, int8 *buf2, int32 bufmod, struct hvl_voice *voice);
 236 void hvl_iedplonk(int note, int instr, void *t);
 237
 238 void hvl_play_irq( struct hvl_tune *ht );
 239 void hvl_mixchunk( struct hvl_tune *ht, uint32 samples, int8 *buf1, int8 *buf2, int32 bufmod );
 240
 241 struct hvl_tune *htTune;
 242
 243 void hvlSdlCallBack( struct hvl_tune *ht, uint8 *stream, int length );
 244
 245
 246 //int16 hivelyLeft[HIVELY_LEN], hivelyRight[HIVELY_LEN];
 247 int hivelyIndex;
 248
 249 //int play;
 250 //int plonked;