diff options
Diffstat (limited to 'audio/softsynth/fmtowns_pc98')
-rw-r--r-- | audio/softsynth/fmtowns_pc98/towns_midi.cpp | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/audio/softsynth/fmtowns_pc98/towns_midi.cpp b/audio/softsynth/fmtowns_pc98/towns_midi.cpp index c28f9a12a0..0c04044a76 100644 --- a/audio/softsynth/fmtowns_pc98/towns_midi.cpp +++ b/audio/softsynth/fmtowns_pc98/towns_midi.cpp @@ -59,18 +59,15 @@ private: uint8 fld_11; uint8 ar1[4]; uint8 ar2[4]; - uint8 fld_1a; - uint8 modWheelImpact; + int8 modWheelSensitivity; + uint8 modWheelState; uint8 fld_1c; uint32 fld_1d; uint32 fld_21; uint32 fld_25; int8 dir; uint32 fld_2a; - uint8 fld_2b; - uint8 fld_2c; - uint8 fld_2d; - uint8 modWheel; + uint32 fld_2e; } *_stateA; struct StateB { @@ -84,7 +81,7 @@ private: uint32 getEffectState(uint8 type); void initEffect(StateA *a, const uint8 *effectData); void updateEffectOuter3(StateA *a, StateB *b); - void updateEffectOuter(StateA *a, StateB *b); + int updateEffectOuter(StateA *a, StateB *b); void updateEffect(StateA *a); int lookupVolume(int a, int b); @@ -306,8 +303,8 @@ void TownsMidiOutputChannel::setupEffects(int index, uint8 c, const uint8 *effec b->fld_6 = c & 0x10; b->type = para1[c & 0x0f]; a->fld_9 = maxVal[c & 0x0f]; - a->fld_1a = 0x1f; - a->modWheelImpact = b->useModWheel ? _midi->_modWheel >> 2 : 0x1f; + a->modWheelSensitivity = 0x1f; + a->modWheelState = b->useModWheel ? _midi->_modWheel >> 2 : 0x1f; switch (b->type) { case 0: @@ -318,11 +315,11 @@ void TownsMidiOutputChannel::setupEffects(int index, uint8 c, const uint8 *effec break; case 30: a->effectState = 0x1f; - b->a->modWheelImpact = 0; + b->a->modWheelState = 0; break; case 31: a->effectState = 0; - b->a->fld_1a = 0; + b->a->modWheelSensitivity = 0; break; default: a->effectState = getEffectState(b->type); @@ -334,10 +331,10 @@ void TownsMidiOutputChannel::setupEffects(int index, uint8 c, const uint8 *effec void TownsMidiOutputChannel::setModWheel(uint8 value) { if (_stateA[0].numLoop && _stateB[0].type) - _stateA[0].modWheel = value >> 2; + _stateA[0].modWheelState = value >> 2; if (_stateA[1].numLoop && _stateB[1].type) - _stateA[1].modWheel = value >> 2; + _stateA[1].modWheelState = value >> 2; } void TownsMidiOutputChannel::connect(TownsMidiInputChannel *chan) { @@ -369,10 +366,12 @@ bool TownsMidiOutputChannel::update() { if (!_midi) return false; - _duration -= 17; - if (_duration <=0) { - disconnect(); - return true; + if (_duration) { + _duration -= 17; + if (_duration <=0) { + disconnect(); + return true; + } } for (int i = 0; i < 2; i++) { @@ -433,14 +432,14 @@ void TownsMidiOutputChannel::updateEffectOuter3(StateA *a, StateB *b) { } -void TownsMidiOutputChannel::updateEffectOuter(StateA *a, StateB *b) { - +int TownsMidiOutputChannel::updateEffectOuter(StateA *a, StateB *b) { + return 0; } void TownsMidiOutputChannel::updateEffect(StateA *a) { uint8 c = --a->numLoop; uint16 v = a->ar1[c]; - int e = _effectData[_driver->_chanOutputLevel[((v & 0x7f) << 5) + a->fld_1a]]; + int e = _effectData[_driver->_chanOutputLevel[((v & 0x7f) << 5) + a->modWheelSensitivity]]; if (v & 0x80) e = _driver->randomValue(e); @@ -471,8 +470,7 @@ void TownsMidiOutputChannel::updateEffect(StateA *a) { a->fld_25 = d / a->fld_1d; a->dir = d < 0 ? -1 : 1; a->fld_2a = d % a->fld_1d; - - a->fld_2b = a->fld_2c = a->fld_2d = a->modWheel = 0; + a->fld_2e = 0; } int TownsMidiOutputChannel::lookupVolume(int a, int b) { |