public void CreateBank(string name)
{
Bank bank = new Bank();
List <ChannelPreset> presets = new List <ChannelPreset>();
for (int x = 0; x < 8; x++)
{
ChannelPreset preset = new ChannelPreset();
preset.InstrumentVstPreset = new VSTPreset();
preset.InstrumentVstPreset.Name = string.Empty;
preset.InstrumentVstPreset.State = PluginState.Empty;
preset.EffectVstPresets = new VSTPreset[VstPluginChannel.NumberOfEffectPlugins];
for (int i = 0; i < VstPluginChannel.NumberOfEffectPlugins; i++)
{
preset.EffectVstPresets[i] = new VSTPreset();
preset.EffectVstPresets[i].State = PluginState.Empty;
preset.EffectVstPresets[i].Name = string.Empty;
}
preset.Volume = 1.0f;
preset.Pan = 0.0f;
presets.Add(preset);
}
bank.Presets = presets.ToArray();
bank.Name = name;
bank.BPM = 120;
bank.MultiTrackVolume = 1.0f;
mBankDict.Add(bank, bank.Name);
Settings.BankFileNames.Add(GetBankFileName(name));
SaveBank(bank);
SaveSettings();
}
public void SaveBank()
{
for (int i = 0; i < 8; i++)
{
mActiveBank.Presets[i] = PluginChannels[i].ExportChannelPreset();
ChannelPreset preset = mActiveBank.Presets[i];
}
mSettingsMgr.SaveBank(mActiveBank);
}
private void cbInstrument_ValueChanged(object sender, EventArgs e)
{
if (mCurrentInstrument != cbInstrument.SelectedIndex && cbInstrument.SelectedIndex != -1)
{
if (PluginChannel.InstrumentPlugin.State == PluginState.Activated)
{
PluginChannel.InstrumentPlugin.Deactivate();
}
if (PluginChannel.InstrumentPlugin.State == PluginState.Deactivated)
{
PluginChannel.InstrumentPlugin.Unload();
// Wait untill state becomes empty
while (PluginChannel.InstrumentPlugin.State == PluginState.Unloading) // TODO: [JBK] bugfix; hangs if asio driver failed to load
{
Thread.Sleep(50);
}
}
}
if (cbInstrument.SelectedIndex == 0)
{
// Selected index 0 = empty;
//PluginChannel.InstrumentPlugin.SetVstPluginContext(null, null);
}
else if (cbInstrument.SelectedIndex > 0)
{
// Selected index 0 = empty;
// Change of instrument?
if (mCurrentInstrument != cbInstrument.SelectedIndex)
{
string newInstrumentName = cbInstrument.Items[cbInstrument.SelectedIndex];
// Create new preset with activated state
ChannelPreset newPreset = new ChannelPreset();
newPreset.InstrumentVstPreset.Name = newInstrumentName;
newPreset.InstrumentVstPreset.State = PluginState.Activated;
newPreset.InstrumentVstPreset.Data = null;
mAudioPluginEngine.LoadChannelPreset(mVstPluginChannel, newPreset);
PluginChannel.InstrumentPlugin.ShowEditor();
HighlightControl(true);
}
}
mCurrentInstrument = cbInstrument.SelectedIndex;
}
public void LoadChannelPreset(VstPluginChannel channel, ChannelPreset channelPreset)
{
// First load instrument
if (channelPreset.InstrumentVstPreset.State != PluginState.Empty)
{
channel.InstrumentPlugin.AttachVstPluginContext(GetVstPluginContext(channelPreset.InstrumentVstPreset.Name), channelPreset.InstrumentVstPreset.Name);
}
// Then load all effects
for (int i = 0; i < VstPluginChannel.NumberOfEffectPlugins; i++)
{
if (channelPreset.EffectVstPresets[i].State != PluginState.Empty)
{
channel.EffectPlugins[i].AttachVstPluginContext(GetVstPluginContext(channelPreset.EffectVstPresets[i].Name), channelPreset.EffectVstPresets[i].Name);
}
}
channel.ImportChannelPreset(channelPreset);
}
public void LoadBank(Bank bank)
{
mActiveBank = bank;
bool firstEditorLoaded = false;
// Make a list of required plugins that can be re-used from currently active plugins. Unload all others
List <string> requiredPlugins = new List <string>();
if (bank != null)
{
BPM = bank.BPM;
for (int i = 0; i < 8; i++)
{
if (bank.Presets[i].InstrumentVstPreset.State != PluginState.Empty)
{
requiredPlugins.Add(bank.Presets[i].InstrumentVstPreset.Name);
}
var res = bank.Presets[i].EffectVstPresets.Where(n => n.State != PluginState.Empty).Select(x => x.Name);
if (res.Count() > 0)
{
requiredPlugins.AddRange(res.ToArray());
}
}
}
// Unload active plugins first
for (int i = 0; i < 8; i++)
{
foreach (var plugin in PluginChannels[i].AllPlugins)
{
if (plugin.State == PluginState.Activated)
{
plugin.Deactivate();
}
if (plugin.State == PluginState.Deactivated)
{
string pluginName = plugin.PluginName;
if (requiredPlugins.Contains(pluginName))
{
// Close the editor if open
plugin.CloseEditor();
requiredPlugins.Remove(pluginName);
// Move pluginContext from plugin class to local dictionary
mRecycledPluginContextDictionary.Add(plugin.VstPluginContext, pluginName);
// Remove object reference from plugin class and stop plugin audio
plugin.DetachVstPluginContext();
}
else
{
plugin.Unload();
}
}
}
}
// Now load new plugins
for (int i = 0; i < 8; i++)
{
if (bank != null)
{
ChannelPreset preset = bank.Presets[i];
LoadChannelPreset(PluginChannels[i], preset);
// Only the first channel control with a loaded plugin should load an editor.
if (preset.InstrumentVstPreset.State != PluginState.Empty && !firstEditorLoaded)
{
firstEditorLoaded = true;
PluginChannels[i].InstrumentPlugin.ShowEditor();
}
}
}
if (mRecycledPluginContextDictionary.Count != 0)
{
throw new Exception("mRecycledPluginContextDictionary.Count = " + mRecycledPluginContextDictionary.Count);
}
}
