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Updated ft2play to version 0.77.

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This commit is contained in:
Chris Moeller 2016-06-28 00:34:37 -07:00
parent 21b67c92ac
commit 5a015684ad
1 changed files with 55 additions and 32 deletions
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87
Frameworks/modplay/modplay/ft2play.c
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@ -1,7 +1,10 @@
/*
** FT2PLAY v0.68 - 7th of November 2014
** ====================================
** FT2PLAY v0.77- 26th of June 2016
** ================================
**
** Changelog from v0.68 (later changelogs missing):
** - Bug fix for Lxx (Set Envelope Position)
**
** Changelog from v0.67:
** - Bug in GetNewNote() (cmd 390 would fail - "unreal2 scirreal mix.xm" fix)
**
@ -1017,7 +1020,7 @@ static void CheckEffects(PLAYER *p, StmTyp *ch)
if (ch->InstrSeg.EnvVPAnt > 1)
{
envPos++;
for (i = 0; i < ch->InstrSeg.EnvVPAnt; ++i)
for (i = 0; i < ch->InstrSeg.EnvVPAnt - 1; ++i)
{
if (newEnvPos < ch->InstrSeg.EnvVP[envPos][0])
{
@ -1078,7 +1081,7 @@ static void CheckEffects(PLAYER *p, StmTyp *ch)
if (ch->InstrSeg.EnvPPAnt > 1)
{
envPos++;
for (i = 0; i < ch->InstrSeg.EnvPPAnt; ++i)
for (i = 0; i < ch->InstrSeg.EnvPPAnt - 1; ++i)
{
if (newEnvPos < ch->InstrSeg.EnvPP[envPos][0])
{
@ -1340,7 +1343,9 @@ static void FixaEnvelopeVibrato(PLAYER *p, StmTyp *ch)
uint8_t envPos;
int8_t envInterpolateFlag;
int8_t envDidInterpolate;
int16_t autoVibTmp;
int16_t autoVibVal;
int16_t autoVibAmp;
int16_t tmpPeriod;
// *** FADEOUT ***
if (!ch->EnvSustainActive)
@ -1528,39 +1533,54 @@ static void FixaEnvelopeVibrato(PLAYER *p, StmTyp *ch)
ch->FinalPan = (uint8_t)(ch->OutPan);
}
// *** AUTO VIBRATO ***
/* *** AUTO VIBRATO *** */
if (ch->InstrSeg.VibDepth)
{
if (ch->EVibSweep)
{
autoVibAmp = ch->EVibSweep;
if (ch->EnvSustainActive)
{
ch->EVibAmp += ch->EVibSweep;
if ((ch->EVibAmp >> 8) > ch->InstrSeg.VibDepth)
autoVibAmp += ch->EVibAmp;
if ((autoVibAmp >> 8) > ch->InstrSeg.VibDepth)
{
ch->EVibAmp = (uint16_t)(ch->InstrSeg.VibDepth) << 8;
ch->EVibAmp = ch->InstrSeg.VibDepth << 8;
ch->EVibSweep = 0;
}
ch->EVibAmp = autoVibAmp;
}
}
else
{
autoVibAmp = ch->EVibAmp;
}
if (ch->InstrSeg.VibTyp == 1) // square
autoVibTmp = (ch->EVibPos > 127) ? 64 : -64;
else if (ch->InstrSeg.VibTyp == 2) // ramp up
autoVibTmp = ((((ch->EVibPos >> 1) & 0x00FF) + 64) & 127) - 64;
else if (ch->InstrSeg.VibTyp == 3) // ramp down
autoVibTmp = (((0 - ((ch->EVibPos >> 1) & 0x00FF)) + 64) & 127) - 64;
else // sine
autoVibTmp = p->VibSineTab[ch->EVibPos];
ch->FinalPeriod = ch->OutPeriod + ((autoVibTmp * ch->EVibAmp) / 16384);
if (ch->FinalPeriod > (32000 - 1)) ch->FinalPeriod = 0; // Yes, FT2 zeroes it out
ch->Status |= IS_Period;
ch->EVibPos += ch->InstrSeg.VibRate;
/* square */
if (ch->InstrSeg.VibTyp == 1)
autoVibVal = (ch->EVibPos > 127) ? 64 : -64;
/* ramp up */
else if (ch->InstrSeg.VibTyp == 2)
autoVibVal = (((ch->EVibPos >> 1) + 64) & 127) - 64;
/* ramp down */
else if (ch->InstrSeg.VibTyp == 3)
autoVibVal = (((0 - (ch->EVibPos >> 1)) + 64) & 127) - 64;
/* sine */
else
autoVibVal = p->VibSineTab[ch->EVibPos];
autoVibVal <<= 2;
tmpPeriod = ch->OutPeriod + ((autoVibVal * autoVibAmp) >> 16);
if (tmpPeriod > (32000 - 1)) tmpPeriod = 0; /* yes, FT2 zeroes it out */
ch->FinalPeriod = tmpPeriod;
ch->Status |= IS_Period;
}
else
{
@ -1579,15 +1599,18 @@ static int16_t RelocateTon(PLAYER *p, int16_t inPeriod, int8_t addNote, StmTyp *
int16_t addPeriod;
int32_t outPeriod;
oldPeriod = 0;
addPeriod = (8 * 12 * 16) * 2;
// safe signed 8-bit >>3 (FT2 exact even on non-x86 platforms)
if (ch->FineTune >= 0)
fineTune = ch->FineTune >> 2;
fineTune = ch->FineTune / (1 << 3);
else
fineTune = (int8_t)(0xE0 | ((uint8_t)(ch->FineTune) >> 3)) * 2;
fineTune = 0xE0 | ((uint8_t)(ch->FineTune) >> 3); /* 0xE0 = 2^8 - 2^(8-3) */
fineTune += 16;
fineTune += fineTune;
for (i = 0; i < 8; ++i)
{
@ -1805,7 +1828,7 @@ static inline void DoEffects(PLAYER *p, StmTyp *ch)
/* FT2 "out of boundary" arp LUT simulation */
if (tick > 16) tick = 2;
else if (tick == 15) tick = 0;
else if (tick == 16) tick = 0;
else tick %= 3;
/*
@ -2167,7 +2190,7 @@ static void MainPlayer(PLAYER *p) /* periodically called from mixer */
if (oldSongPos != p->Song.SongPos)
{
size_t i;
size_t i;
for (i = 0; i < playedRowsCount; ++i)
bit_array_set(p->playedRows, oldSongPos * 1024 + p->playedRowsPatLoop[i]);
memset(p->playedRowsPatLoop, 0xFF, playedRowsCount * 2);
@ -2229,7 +2252,7 @@ static void MainPlayer(PLAYER *p) /* periodically called from mixer */
#endif
}
if (ch->Status & IS_Vol)
if (ch->Status & (IS_Vol|IS_Pan))
voiceSetVolume(p, ch->Nr, ch->FinalVol, ch->FinalPan, ch->Status & IS_NyTon);
if (ch->Status & IS_Period)
@ -4002,7 +4025,7 @@ void ft2play_PlaySong(void *_p, int32_t startOrder)
p->loopCount = 0;
if (p->playedRows) bit_array_destroy(p->playedRows);
p->playedRows = bit_array_create(1024 * (p->Song.Len ? p->Song.Len : 1));
p->playedRows = bit_array_create(1024 * (p->Song.Len ? p->Song.Len : 1));
bit_array_set(p->playedRows, startOrder * 1024);
p->playedRowsPatLoop[0] = 0;