mirror of https://github.com/OpenTTD/OpenTTD.git
Codechange: Use common source for well-known SysEx messages in Windows music drivers
This commit is contained in:
parent
9d8a83bf8d
commit
27384486e4
|
@ -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();
|
||||
|
|
|
@ -141,4 +141,19 @@ enum MidiController {
|
|||
MIDICT_MODE_POLY = 127,
|
||||
};
|
||||
|
||||
|
||||
/** Well-known MIDI system exclusive message values for use with the MidiGetStandardSysexMessage function. */
|
||||
enum class MidiSysexMessage {
|
||||
/** Reset device to General MIDI defaults */
|
||||
ResetGM,
|
||||
/** Reset device to (Roland) General Standard defaults */
|
||||
ResetGS,
|
||||
/** Reset device to (Yamaha) XG defaults */
|
||||
ResetXG,
|
||||
/** Set up Roland SoundCanvas reverb room as TTD does */
|
||||
RolandSetReverb,
|
||||
};
|
||||
|
||||
const byte *MidiGetStandardSysexMessage(MidiSysexMessage msg, size_t &length);
|
||||
|
||||
#endif /* MUSIC_MIDI_H */
|
||||
|
|
|
@ -26,6 +26,37 @@
|
|||
|
||||
static MidiFile *_midifile_instance = nullptr;
|
||||
|
||||
/**
|
||||
* Retrieve a well-known MIDI system exclusive message.
|
||||
* @param msg Which sysex message to retrieve
|
||||
* @param[out] length Receives the length of the returned buffer
|
||||
* @return Pointer to byte buffer with sysex message
|
||||
*/
|
||||
const byte *MidiGetStandardSysexMessage(MidiSysexMessage msg, size_t &length)
|
||||
{
|
||||
static byte reset_gm_sysex[] = { 0xF0, 0x7E, 0x00, 0x09, 0x01, 0xF7 };
|
||||
static byte reset_gs_sysex[] = { 0xF0, 0x41, 0x10, 0x42, 0x12, 0x40, 0x00, 0x7F, 0x00, 0x41, 0xF7 };
|
||||
static byte reset_xg_sysex[] = { 0xF0, 0x43, 0x10, 0x4C, 0x00, 0x00, 0x7E, 0x00, 0xF7 };
|
||||
static byte roland_reverb_sysex[] = { 0xF0, 0x41, 0x10, 0x42, 0x12, 0x40, 0x01, 0x30, 0x02, 0x04, 0x00, 0x40, 0x40, 0x00, 0x00, 0x09, 0xF7 };
|
||||
|
||||
switch (msg) {
|
||||
case MidiSysexMessage::ResetGM:
|
||||
length = lengthof(reset_gm_sysex);
|
||||
return reset_gm_sysex;
|
||||
case MidiSysexMessage::ResetGS:
|
||||
length = lengthof(reset_gs_sysex);
|
||||
return reset_gs_sysex;
|
||||
case MidiSysexMessage::ResetXG:
|
||||
length = lengthof(reset_xg_sysex);
|
||||
return reset_xg_sysex;
|
||||
case MidiSysexMessage::RolandSetReverb:
|
||||
length = lengthof(roland_reverb_sysex);
|
||||
return roland_reverb_sysex;
|
||||
default:
|
||||
NOT_REACHED();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Owning byte buffer readable as a stream.
|
||||
* RAII-compliant to make teardown in error situations easier.
|
||||
|
|
|
@ -98,9 +98,11 @@ static void TransmitSysex(const byte *&msg_start, size_t &remaining)
|
|||
msg_start = msg_end;
|
||||
}
|
||||
|
||||
static void TransmitSysexConst(const byte *msg_start, size_t length)
|
||||
static void TransmitStandardSysex(MidiSysexMessage msg)
|
||||
{
|
||||
TransmitSysex(msg_start, length);
|
||||
size_t length = 0;
|
||||
const byte *data = MidiGetStandardSysexMessage(msg, length);
|
||||
TransmitSysex(data, length);
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -370,12 +372,10 @@ const char *MusicDriver_Win32::Start(const char * const *parm)
|
|||
midiOutReset(_midi.midi_out);
|
||||
|
||||
/* Standard "Enable General MIDI" message */
|
||||
static byte gm_enable_sysex[] = { 0xF0, 0x7E, 0x00, 0x09, 0x01, 0xF7 };
|
||||
TransmitSysexConst(&gm_enable_sysex[0], sizeof(gm_enable_sysex));
|
||||
TransmitStandardSysex(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(&roland_reverb_sysex[0], sizeof(roland_reverb_sysex));
|
||||
TransmitStandardSysex(MidiSysexMessage::RolandSetReverb);
|
||||
|
||||
/* prepare multimedia timer */
|
||||
TIMECAPS timecaps;
|
||||
|
|
Loading…
Reference in New Issue