public static int LoadMidiMusic(MidiEvent[] events, int pulsesPerQuarterNode, uint frequency)
{
if (soundFont == 0)
{
var assembly = Assembly.GetExecutingAssembly();
var stream = assembly.GetManifestResourceStream(SoundFontResource); // Don't dispose it!
soundFontProcs = SoundFontStream.CreateSoundFontFileProcs(stream);
soundFont = NativeBass.BASS_MIDI_FontInitUser(soundFontProcs, IntPtr.Zero, 0u);
}
const DWORD loop = 0x04u;
int music = NativeBass.BASS_MIDI_StreamCreateEvents(events, (DWORD)pulsesPerQuarterNode, loop, frequency);
var fonts = new NativeBass.MidiFont[]
{
new NativeBass.MidiFont()
{
Font = soundFont,
Preset = -1,
Bank = 0
}
};
NativeBass.BASS_MIDI_StreamSetFonts(music, fonts, 1u);
return(music);
}
public static void EnsureBass()
{
if (!Initialized)
{
Initialized = NativeBass.BASS_Init(-1, 44100u, 0u, 0, IntPtr.Zero);
}
}
public static void FreeBass()
{
if (Initialized)
{
foreach (var createdChannel in createdChannels.ToList())
{
switch (createdChannel.Value)
{
case Music.Type.Mod:
FreeModMusic(createdChannel.Key);
break;
case Music.Type.Sfx:
FreeSfxMusic(createdChannel.Key);
break;
case Music.Type.Midi:
FreeMidiMusic(createdChannel.Key);
break;
}
}
streamProviders.Clear();
NativeBass.BASS_Free();
}
}
public static int LoadSfxMusic(byte[] data)
{
const DWORD Mono = 0x0002u;
var streamProvider = new WaveStreamProvider(data);
NativeBass.StreamProcedure streamProc = streamProvider.StreamProcedure;
int music = NativeBass.BASS_StreamCreate(8000u, 1u, Mono, streamProc, IntPtr.Zero);
streamProviders.Add(music, streamProc);
createdChannels.Add(music, Music.Type.Sfx);
return(music);
}
public static int LoadModMusic(byte[] data)
{
unsafe
{
fixed(byte *ptr = data)
{
const DWORD MusicPT1Mod = 0x4000u;
int music = NativeBass.BASS_MusicLoad(true, ptr, 0ul, (DWORD)data.Length, MusicPT1Mod, 44100u);
createdChannels.Add(music, Music.Type.Mod);
return(music);
}
}
}
public static void Pause(int music)
{
NativeBass.BASS_ChannelPause((DWORD)music);
}
public static void SetVolume(int music, float volume)
{
const DWORD Volume = 0x02u;
NativeBass.BASS_ChannelSetAttribute((DWORD)music, Volume, volume);
}
public static void Play(int music, bool restart)
{
NativeBass.BASS_ChannelPlay((DWORD)music, restart);
}
public static void Stop(int music)
{
NativeBass.BASS_ChannelStop((DWORD)music);
}
public static void PauseAll()
{
NativeBass.BASS_Pause();
}
public static void StopAll()
{
NativeBass.BASS_Stop();
}
public static void StartAll()
{
NativeBass.BASS_Start();
}
public static void FreeMidiMusic(int music)
{
createdChannels.Remove(music);
NativeBass.BASS_StreamFree(music);
}
public static void FreeModMusic(int music)
{
createdChannels.Remove(music);
NativeBass.BASS_MusicFree(music);
}
