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dynamic track first commit

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minjaesong
2023-12-02 16:41:37 +09:00
parent 9a3ab64383
commit 6da28b943a
5 changed files with 141 additions and 7 deletions
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30
src/net/torvald/terrarum/audio/MixerTrackProcessor.kt
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@@ -2,10 +2,13 @@ package net.torvald.terrarum.audio
import com.badlogic.gdx.utils.Queue
import net.torvald.reflection.forceInvoke
import net.torvald.terrarum.Terrarum
import net.torvald.terrarum.audio.dsp.BinoPan
import net.torvald.terrarum.audio.dsp.NullFilter
import net.torvald.terrarum.gameactors.ActorWithBody
import net.torvald.terrarum.relativeXposition
import net.torvald.terrarum.sqr
import kotlin.math.absoluteValue
import kotlin.math.sqrt
import kotlin.math.*
/**
* Created by minjaesong on 2023-11-17.
@@ -35,6 +38,8 @@ class MixerTrackProcessor(val bufferSize: Int, val rate: Int, val track: Terraru
private var breakBomb = false
private val distFalloff = 2048.0
private fun printdbg(msg: Any) {
if (true) println("[AudioAdapter ${track.name}] $msg")
}
@@ -67,15 +72,30 @@ class MixerTrackProcessor(val bufferSize: Int, val rate: Int, val track: Terraru
if (breakBomb) break*/ // uncomment to multithread
// Your code here
// update panning and shits
if (track.trackType == TrackType.DYNAMIC_SOURCE && track.isPlaying) {
if (AudioMixer.actorNowPlaying != null) {
if (track.trackingTarget == null || track.trackingTarget == AudioMixer.actorNowPlaying) {
track.volume = track.maxVolume
(track.filters[0] as BinoPan).pan = 0f
}
else {
val relativeXpos = relativeXposition(AudioMixer.actorNowPlaying!!, track.trackingTarget!!)
track.volume = track.maxVolume * (1.0 - relativeXpos.absoluteValue.pow(0.5) / distFalloff)
(track.filters[0] as BinoPan).pan = ((2*asin(relativeXpos / distFalloff)) / Math.PI).toFloat()
}
}
}
// fetch deviceBufferSize amount of sample from the disk
if (track.trackType != TrackType.MASTER && track.trackType != TrackType.BUS && track.streamPlaying) {
streamBuf.fetchBytes {
val bytesRead = track.currentTrack?.gdxMusic?.forceInvoke<Int>("read", arrayOf(it))
if (bytesRead == null || bytesRead <= 0) { // some class (namely Mp3) may return 0 instead of negative value
// printdbg("Finished reading audio stream")
track.currentTrack?.gdxMusic?.forceInvoke<Int>("reset", arrayOf())
track.streamPlaying = false
track.fireSongFinishHook()
track.stop()
}
}