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volume randomiser for smelter and furnace

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This commit is contained in:
minjaesong
2024-02-12 16:13:23 +09:00
parent a14f2697fb
commit 5f1e63e370
7 changed files with 83 additions and 31 deletions
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32
src/net/torvald/terrarum/audio/AudioProcessBuf.kt
View File

@@ -27,6 +27,7 @@ private data class Frac(var nom: Int, val denom: Int) {
*/
class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray) -> Int?, val onAudioFinished: () -> Unit) {
var pitch: Float = 1f
var playbackSpeed = 1f
var jitterMode = 0 // 0: none, 1: phono, 2: tape
var jitterIntensity = 0f
@@ -47,8 +48,8 @@ class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray)
else 1f / (1f - this)
}
private val playRate: Float
get() = playbackSpeed.coerceIn(0.5f, 2f)/*(playbackSpeed * when (jitterMode) { // disabled until arraycopy negative length bug is resolved
internal val playRate: Float
get() = (playbackSpeed * pitch).coerceIn(0.5f, 2f)/*(playbackSpeed * when (jitterMode) { // disabled until arraycopy negative length bug is resolved
1 -> jitterMode1(totalSamplesPlayed.toFloat())
else -> 0f
} * jitterIntensity).coerceIn(0.5f, 2f)*/
@@ -133,9 +134,9 @@ class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray)
}
}
var validSamplesInBuf = 0
var validSamplesInBuf = 0; private set
var totalSamplesPlayed = 0L
private var totalSamplesPlayed = 0L
private val finL = FloatArray(fetchSize + 2 * PADSIZE)
private val finR = FloatArray(fetchSize + 2 * PADSIZE)
@@ -155,7 +156,8 @@ class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray)
}
fun fetchBytes() {
val readCount = if (validSamplesInBuf < App.audioBufferSize) fetchSize else 0
val samplesInBuf = validSamplesInBuf
val readCount = if (samplesInBuf < App.audioBufferSize) fetchSize else 0
val writeCount = (readCount / q).roundToInt()
fun getFromReadBuf(i: Int, bytesRead: Int) = if (i < bytesRead) readBuf[i].toUint() else 0
@@ -195,16 +197,16 @@ class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray)
resampleBlock(finL, finR, fmidL, fmidR, writeCount)
// fill in the output buffers
System.arraycopy(fmidL, 0, foutL, validSamplesInBuf, writeCount)
System.arraycopy(fmidR, 0, foutR, validSamplesInBuf, writeCount)
System.arraycopy(fmidL, 0, foutL, samplesInBuf, writeCount)
System.arraycopy(fmidR, 0, foutR, samplesInBuf, writeCount)
}
else {
// fill in the output buffers
System.arraycopy(finL, 0, foutL, validSamplesInBuf, writeCount)
System.arraycopy(finR, 0, foutR, validSamplesInBuf, writeCount)
System.arraycopy(finL, 0, foutL, samplesInBuf, writeCount)
System.arraycopy(finR, 0, foutR, samplesInBuf, writeCount)
}
validSamplesInBuf += writeCount
validSamplesInBuf = samplesInBuf + writeCount
totalSamplesPlayed += writeCount
}
}
@@ -216,20 +218,22 @@ class AudioProcessBuf(val inputSamplingRate: Int, val audioReadFun: (ByteArray)
}
fun getLR(): Pair<FloatArray, FloatArray> {
val samplesInBuf = validSamplesInBuf
// copy into the out
val outL = FloatArray(App.audioBufferSize)
val outR = FloatArray(App.audioBufferSize)
System.arraycopy(foutL, 0, outL, 0, App.audioBufferSize)
System.arraycopy(foutR, 0, outR, 0, App.audioBufferSize)
// shift bytes in the fout
System.arraycopy(foutL, App.audioBufferSize, foutL, 0, validSamplesInBuf - App.audioBufferSize)
System.arraycopy(foutR, App.audioBufferSize, foutR, 0, validSamplesInBuf - App.audioBufferSize)
for (i in validSamplesInBuf until App.audioBufferSize) {
System.arraycopy(foutL, App.audioBufferSize, foutL, 0, samplesInBuf - App.audioBufferSize)
System.arraycopy(foutR, App.audioBufferSize, foutR, 0, samplesInBuf - App.audioBufferSize)
for (i in samplesInBuf until App.audioBufferSize) {
foutL[i] = 0f
foutR[i] = 0f
}
// decrement necessary variables
validSamplesInBuf -= App.audioBufferSize
validSamplesInBuf = samplesInBuf - App.audioBufferSize
return outL to outR
}

12
src/net/torvald/terrarum/audio/MixerTrackProcessor.kt
View File

@@ -36,8 +36,8 @@ class MixerTrackProcessor(bufferSize: Int, val rate: Int, val track: TerrarumAud
internal var streamBuf: AudioProcessBuf? = null
internal var jitterMode = 0
internal var jitterIntensity = 0f
// internal var jitterMode = 0
// internal var jitterIntensity = 0f
private var fout1 = listOf(emptyBuf, emptyBuf)
@@ -88,8 +88,8 @@ class MixerTrackProcessor(bufferSize: Int, val rate: Int, val track: TerrarumAud
bytesRead
}, { purgeStreamBuf() }).also {
it.jitterMode = jitterMode
it.jitterIntensity = jitterIntensity
// it.jitterMode = jitterMode
// it.jitterIntensity = jitterIntensity
}
}
@@ -168,7 +168,7 @@ class MixerTrackProcessor(bufferSize: Int, val rate: Int, val track: TerrarumAud
track.processor.streamBuf?.playbackSpeed = dopplerFactor.toFloat()
// printdbg("dist=$distFromActor\tvol=${fullscaleToDecibels(vol)}\tcutoff=${(track.filters[1] as Lowpass).cutoff}\tdopplerFactor=$dopplerFactor")
// printdbg("dist=$distFromActor\tdopplerFactor=$dopplerFactor")
}
}
else {
@@ -208,7 +208,7 @@ class MixerTrackProcessor(bufferSize: Int, val rate: Int, val track: TerrarumAud
}
// source channel: skip processing if there's no active input
// else if (track.getSidechains().any { it != null && !it.isBus && !it.isMaster && !it.streamPlaying } && !track.streamPlaying) {
else if (!track.streamPlaying || streamBuf == null) {
else if (!track.streamPlaying || streamBuf == null || streamBuf!!.validSamplesInBuf < App.audioBufferSize) {
samplesL1 = emptyBuf
samplesR1 = emptyBuf