still can't get fftw to work

2026-03-07 12:21:52 +09:00 · 2023-11-27 00:51:46 +09:00
parent bf64c26e29
commit 33f5461453
4 changed files with 171 additions and 42 deletions
--- a/.idea/libraries/bytedeco_fftw.xml
+++ b/.idea/libraries/bytedeco_fftw.xml
@@ -0,0 +1,14 @@
+<component name="libraryTable">
+  <library name="bytedeco.fftw" type="repository">
+    <properties maven-id="org.bytedeco:fftw:3.3.10-1.5.7" />
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES />
+  </library>
+</component>
--- a/.idea/libraries/bytedeco_fftw_platform.xml
+++ b/.idea/libraries/bytedeco_fftw_platform.xml
@@ -0,0 +1,104 @@
+<component name="libraryTable">
+  <library name="bytedeco.fftw.platform" type="repository">
+    <properties maven-id="org.bytedeco:fftw-platform:3.3.10-1.5.7" />
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/lib/fftw-platform-3.3.10-1.5.7.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-platform-1.5.7.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-android-arm.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-android-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-android-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-android-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-ios-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-ios-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-linux-armhf.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-linux-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-linux-ppc64le.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-linux-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-linux-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-macosx-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-macosx-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-windows-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-windows-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-android-arm.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-android-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-android-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-android-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-linux-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-linux-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-linux-armhf.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-linux-arm64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-linux-ppc64le.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-macosx-x86_64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-windows-x86.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-windows-x86_64.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$PROJECT_DIR$/lib/fftw-platform-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-platform-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$PROJECT_DIR$/lib/fftw-platform-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-platform-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/javacpp-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/fftw-3.3.10-1.5.7-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
--- a/src/net/torvald/terrarum/audio/AudioMixer.kt
+++ b/src/net/torvald/terrarum/audio/AudioMixer.kt
@@ -129,19 +129,6 @@ object AudioMixer: Disposable {
                }
                catch (_: InterruptedException) {}
                catch (e: Throwable) { e.printStackTrace() }
-
-
-                /*processingSubthreads = tracks.map { Thread {
-                    if (!it.processor.paused) {
-                        it.processor.run()
-                    }
-                }.also { it.priority = MAX_PRIORITY } }
-
-                try {
-                    processingSubthreads.forEach { it.start() }
-                    processingSubthreads.forEach { it.join() }
-                }
-                catch (e: InterruptedException) {}*/
            }

            while (processing && !masterTrack.pcmQueue.isEmpty) {
--- a/src/net/torvald/terrarum/audio/FFT.kt
+++ b/src/net/torvald/terrarum/audio/FFT.kt
@@ -1,8 +1,14 @@
 package net.torvald.terrarum.audio

+import com.badlogic.gdx.utils.Disposable
+import net.torvald.terrarum.App
+import net.torvald.terrarum.lock
 import org.apache.commons.math3.transform.DftNormalization
 import org.apache.commons.math3.transform.TransformType
+import org.bytedeco.fftw.global.fftw3.*
+import org.bytedeco.javacpp.Loader
 import org.jtransforms.fft.FloatFFT_1D
+import java.util.concurrent.locks.ReentrantLock


 class ComplexArray(val reim: FloatArray) {
@@ -41,36 +47,56 @@ class ComplexArray(val reim: FloatArray) {
 *
 * Created by minjaesong on 2023-11-25.
 */
-object FFT {
+object FFT: Disposable {
+
+    init {
+        Loader.load(org.bytedeco.fftw.global.fftw3::class.java)
+
+        App.disposables.add(this)
+    }
+
+    private val reLock = ReentrantLock(true)
+
+    private fun getForwardPlan(n: Int, inn: FloatArray, out: FloatArray): fftwf_plan {
+        return fftwf_plan_dft_1d(n, inn, out, FFTW_FORWARD, FFTW_ESTIMATE)
+    }
+    private fun getBackwardPlan(n: Int, inn: FloatArray, out: FloatArray): fftwf_plan {
+        return fftwf_plan_dft_1d(n, inn, out, FFTW_BACKWARD, FFTW_ESTIMATE)
+    }
+    private fun destroyPlan(plan: fftwf_plan) {
+        fftwf_destroy_plan(plan)
+    }
+
+    override fun dispose() {
+    }

    // org.apache.commons.math3.transform.FastFouriesTransformer.java:370
-    fun fft(signal0: FloatArray): ComplexArray {
+    @Synchronized fun fft(signal0: FloatArray): ComplexArray {
 //        val dataRI = ComplexArray(signal0.copyOf(), FloatArray(signal0.size))
 //        transformInPlace(dataRI, DftNormalization.STANDARD, TransformType.FORWARD)
 //        return dataRI


        // USING FFTW //
-        /*Loader.load(fftw3::class.java)
-        val signal = DoublePointer(2L * signal0.size)
-        val result = DoublePointer(2L * signal0.size)
+        /*lateinit var retObj: ComplexArray
+        reLock.lock {
+            fftw_init_threads()

-        val plan = fftw_plan_dft_1d(signal0.size, signal, result, FFTW_FORWARD, FFTW_ESTIMATE) // wtf sigsegv
+            val signal = FloatArray(2 * signal0.size)
+            val result = FloatArray(2 * signal0.size)

-        signal0.forEachIndexed { index, fl -> signal.put(index * 2L, fl.toDouble()) }
+            val plan = getForwardPlan(signal0.size, signal, result)

-        fftw_execute(plan)
+            signal0.forEachIndexed { index, fl -> signal[index * 2] = fl }

-        val re = FloatArray(signal0.size) { result.get(it * 2L).toFloat() }
-        val im = FloatArray(signal0.size) { result.get(it * 2L + 1).toFloat() }
+            fftwf_execute(plan)

-        val retObj = ComplexArray(re, im)
+            retObj = ComplexArray(result)

-        fftw_destroy_plan(plan)
-
-        signal.deallocate()
-        result.deallocate()
+            destroyPlan(plan)

+            fftwf_cleanup_threads()
+        }
        return retObj*/


@@ -82,35 +108,33 @@ object FFT {
    }

    // org.apache.commons.math3.transform.FastFouriesTransformer.java:404
-    fun ifftAndGetReal(signal0: ComplexArray): FloatArray {
+    @Synchronized fun ifftAndGetReal(signal0: ComplexArray): FloatArray {
 //        transformInPlace(signal0, DftNormalization.STANDARD, TransformType.INVERSE)
 //        return signal0.res


        // USING FFTW //
-        /*Loader.load(fftw3::class.java)
-        val signal = FloatPointer(2L * signal0.size)
-        val result = FloatPointer(2L * signal0.size)
+        /*lateinit var re: FloatArray
+        reLock.lock {
+            fftw_init_threads()

-        val plan = fftwf_plan_dft_1d(signal0.size, signal, result, FFTW_BACKWARD, FFTW_ESTIMATE)
+            val signal = signal0.reim
+            val result = FloatArray(2 * signal0.size)

-        signal0.res.forEachIndexed { index, fl -> signal.put(index * 2L, fl) }
-        signal0.ims.forEachIndexed { index, fl -> signal.put(index * 2L, fl) }
+            val plan = getBackwardPlan(signal0.size, signal, result)

            fftwf_execute(plan)

-        val re = FloatArray(signal0.size) { result.get(it * 2L) }
+            re = FloatArray(signal0.size) { result[it * 2] }

-        fftwf_destroy_plan(plan)
-
-        signal.deallocate()
-        result.deallocate()
+            destroyPlan(plan)

+            fftwf_cleanup_threads()
+        }
        return re*/


        // USING JTRANSFORMS //
-//        val signal = FloatArray(signal0.size * 2) { if (it % 2 == 0) signal0.res[it / 2] else signal0.ims[it / 2] }
        val signal = signal0.reim
        val fft = FloatFFT_1D(signal0.size.toLong())
        fft.complexInverse(signal, true)