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Finish up MIDI input device support for now
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79 changes: 78 additions & 1 deletion
79
ProjectObsidian/Components/Devices/MIDI_PitchWheel_Value.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,78 @@ | ||
| | ||
| using Elements.Core; | ||
| using FrooxEngine; | ||
| using System; | ||
| using System.Linq; | ||
| using System.Threading.Tasks; | ||
| using System.Collections.Generic; | ||
| using Commons.Music.Midi.RtMidi; | ||
| using CoreMidi; | ||
| using Commons.Music.Midi; | ||
| using Obsidian.Elements; | ||
| using System.Runtime.Remoting.Contexts; | ||
|
|
||
| namespace Obsidian; | ||
|
|
||
| [Category(new string[] { "Obsidian/Devices" })] | ||
| public class MIDI_PitchWheel_Value : Component | ||
| { | ||
| public readonly SyncRef<MIDI_InputDevice> InputDevice; | ||
|
|
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| public readonly Sync<int> Channel; | ||
|
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| public readonly Sync<int> Value; | ||
|
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| public readonly Sync<float> NormalizedValue; | ||
|
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| private MIDI_InputDevice _device; | ||
|
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| protected override void OnStart() | ||
| { | ||
| base.OnStart(); | ||
| InputDevice.OnTargetChange += OnTargetChange; | ||
| if (InputDevice.Target != null) | ||
| { | ||
| _device = InputDevice.Target; | ||
| InputDevice.Target.PitchWheel += OnPitchWheel; | ||
| } | ||
| } | ||
|
|
||
| protected override void OnPrepareDestroy() | ||
| { | ||
| base.OnPrepareDestroy(); | ||
| if (_device != null) | ||
| { | ||
| _device.PitchWheel -= OnPitchWheel; | ||
| _device = null; | ||
| } | ||
| } | ||
|
|
||
| private void OnPitchWheel(MIDI_InputDevice device, MIDI_PitchWheelEventData eventData) | ||
| { | ||
| RunSynchronously(() => | ||
| { | ||
| if (eventData.channel == Channel.Value) | ||
| { | ||
| Value.Value = eventData.value; | ||
| NormalizedValue.Value = eventData.value == 8192 ? 0f : MathX.Remap(eventData.value, 0f, 16383f, -1f, 1f); | ||
| } | ||
| }); | ||
| } | ||
|
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| private void OnTargetChange(SyncRef<MIDI_InputDevice> syncRef) | ||
| { | ||
| if (syncRef.Target == null && _device != null) | ||
| { | ||
| _device.PitchWheel -= OnPitchWheel; | ||
| _device = null; | ||
| } | ||
| else if (syncRef.Target != null) | ||
| { | ||
| if (_device != null) | ||
| { | ||
| _device.PitchWheel -= OnPitchWheel; | ||
| } | ||
| _device = syncRef.Target; | ||
| _device.PitchWheel += OnPitchWheel; | ||
| } | ||
| } | ||
| } |