thirdparty/scummvm
2
0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Some last SysEx cleanup.

Browse source 
svn-id: r8223
This commit is contained in:
Jamieson Christian 2003-06-01 04:05:13 +00:00
parent fa481d90e5
commit 452735e320
5 changed files with 26 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

33
scumm/imuse.cpp
View file

@ -1117,22 +1117,33 @@ void IMuseInternal::initMidiDriver (MidiDriver *midi) {
if (result)
error("IMuse initialization - ", MidiDriver::getErrorName(result));
// Display a welcome message on MT-32 displays.
byte welcome[] = {
0x41, 0x10, 0x16, 0x12, 0x20, 0x00, 0x00,
' ','W','e','l','c','o','m','e',' ','t','o',' ','S','c','u','m','m','V','M',' ',
0
};
byte checksum = 0;
for (int i = 4; i < ARRAYSIZE(welcome) - 1; ++i)
checksum -= welcome[i];
welcome[ARRAYSIZE(welcome)-1] = checksum & 0x7F;
midi->sysEx (welcome, ARRAYSIZE(welcome));
// In case we have an MT-32 attached.
initMT32 (midi);
// Connect to the driver's timer
midi->setTimerCallback (midi, &IMuseInternal::midiTimerCallback);
}
void IMuseInternal::initMT32 (MidiDriver *midi) {
byte buffer[32] = "\x41\x10\x16\x12\x00\x00\x00 ";
// Reset the MT-32
memcpy (&buffer[4], "\x7f\x00\x00\x01\x00", 5);
midi->sysEx (buffer, 9);
// Display a welcome message on MT-32 displays.
memcpy (&buffer[4], "\x20\x00\x00", 3);
memcpy (&buffer[7], " ", 20);
memcpy (&buffer + 7 + (20 - strlen ("ScummVM " SCUMMVM_VERSION)) / 2,
"ScummVM " SCUMMVM_VERSION,
strlen ("ScummVM " SCUMMVM_VERSION));
byte checksum = 0;
for (int i = 4; i < 27; ++i)
checksum -= buffer[i];
buffer[27] = checksum;
midi->sysEx (buffer, 28);
}
void IMuseInternal::init_queue() {
_queue_adding = false;
_queue_pos = 0;