Create smnp.music.commands module

modules/music-commands/gradle.properties

@@ -0,0 +1,7 @@
+version=0.0.1
+
+pluginVersion=0.1
+pluginId=smnp.music.commands
+pluginClass=
+pluginProvider=Bartłomiej Pluta
+pluginDependencies=

modules/music-commands/src/main/kotlin/io/smnp/ext/audio/MusicCommandsModule.kt

@@ -0,0 +1,9 @@
+package io.smnp.ext.audio
+
+import io.smnp.ext.provider.LanguageModuleProvider
+import org.pf4j.Extension
+
+@Extension
+class MusicCommandsModule : LanguageModuleProvider("smnp.music.commands") {
+   override fun dependencies() = listOf("smnp.collection")
+}

modules/music-commands/src/main/resources/main.mus

@@ -0,0 +1,12 @@
+function vel(value: float) {
+    return { velocity -> value };
+}
+
+function cresc(begin: float, end: float, ...notes: <note, int>) {
+    return cresc(begin, end, notes);
+}
+
+function cresc(begin: float, end: float, notes: list<note, int>) {
+    return (notes as (item, index) ^ [vel((index+1) * (end-begin)/notes.size + begin), item]).flatten();
+}
+

settings.gradle

@@ -16,4 +16,5 @@ include 'modules:music'
 include 'modules:math'
 include 'modules:mic'
 include 'modules:dsp'
+include 'modules:music-commands'
 include 'modules:music-tools'