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Codechange: Use common source for well-known SysEx messages in Windows music drivers

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This commit is contained in:
Niels Martin Hansen
2019-07-04 21:14:41 +02:00
parent 9d8a83bf8d
commit 27384486e4
4 changed files with 58 additions and 12 deletions
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12
src/music/dmusic.cpp
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@@ -559,9 +559,11 @@ static void TransmitSysex(IDirectMusicBuffer *buffer, REFERENCE_TIME rt, const b
msg_start = msg_end;
}
static void TransmitSysexConst(IDirectMusicBuffer *buffer, REFERENCE_TIME rt, const byte *msg_start, size_t length)
static void TransmitStandardSysex(IDirectMusicBuffer *buffer, REFERENCE_TIME rt, MidiSysexMessage msg)
{
TransmitSysex(buffer, rt, msg_start, length);
size_t length = 0;
const byte *data = MidiGetStandardSysexMessage(msg, length);
TransmitSysex(buffer, rt, data, length);
}
/** Transmit 'Note off' messages to all MIDI channels. */
@@ -618,11 +620,9 @@ static void MidiThreadProc()
clock->GetTime(&cur_time);
/* Standard "Enable General MIDI" message */
static byte gm_enable_sysex[] = { 0xF0, 0x7E, 0x00, 0x09, 0x01, 0xF7 };
TransmitSysexConst(_buffer, cur_time, &gm_enable_sysex[0], sizeof(gm_enable_sysex));
TransmitStandardSysex(_buffer, block_time + 20, MidiSysexMessage::ResetGM);
/* Roland-specific reverb room control, used by the original game */
static byte roland_reverb_sysex[] = { 0xF0, 0x41, 0x10, 0x42, 0x12, 0x40, 0x01, 0x30, 0x02, 0x04, 0x00, 0x40, 0x40, 0x00, 0x00, 0x09, 0xF7 };
TransmitSysexConst(_buffer, cur_time, &roland_reverb_sysex[0], sizeof(roland_reverb_sysex));
TransmitStandardSysex(_buffer, block_time + 30, MidiSysexMessage::RolandSetReverb);
_port->PlayBuffer(_buffer);
_buffer->Flush();