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-rw-r--r--klangfarbrs/Cargo.lock671
-rw-r--r--klangfarbrs/Cargo.toml4
-rw-r--r--klangfarbrs/src/lib.rs103
3 files changed, 776 insertions, 2 deletions
diff --git a/klangfarbrs/Cargo.lock b/klangfarbrs/Cargo.lock
index b9942fa..1748209 100644
--- a/klangfarbrs/Cargo.lock
+++ b/klangfarbrs/Cargo.lock
@@ -14,6 +14,34 @@ dependencies = [
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+checksum = "75c4da790adcb2ce5e758c064b4f3ec17a30349f9961d3e5e6c9688b052a9e18"
+dependencies = [
+ "alsa-sys",
+ "bitflags",
+ "libc",
+ "nix",
+]
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+checksum = "db8fee663d06c4e303404ef5f40488a53e062f89ba8bfed81f42325aafad1527"
+dependencies = [
+ "libc",
+ "pkg-config",
+]
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source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -49,9 +77,36 @@ dependencies = [
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+checksum = "d9df67f7bf9ef8498769f994239c45613ef0c5899415fb58e9add412d2c1a538"
+
+[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
+
+[[package]]
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+version = "1.0.71"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79c2681d6594606957bbb8631c4b90a7fcaaa72cdb714743a437b156d6a7eedd"
+dependencies = [
+ "jobserver",
+]
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+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d43a04d8753f35258c91f8ec639f792891f748a1edbd759cf1dcea3382ad83c"
[[package]]
name = "cexpr"
@@ -80,6 +135,231 @@ dependencies = [
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[[package]]
+name = "combine"
+version = "4.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a909e4d93292cd8e9c42e189f61681eff9d67b6541f96b8a1a737f23737bd001"
+dependencies = [
+ "bytes",
+ "memchr",
+]
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+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"
+
+[[package]]
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+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11894b20ebfe1ff903cbdc52259693389eea03b94918a2def2c30c3bf227ad88"
+dependencies = [
+ "bitflags",
+ "coreaudio-sys",
+]
+
+[[package]]
+name = "coreaudio-sys"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b7e3347be6a09b46aba228d6608386739fb70beff4f61e07422da87b0bb31fa"
+dependencies = [
+ "bindgen",
+]
+
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+checksum = "98f45f0a21f617cd2c788889ef710b63f075c949259593ea09c826f1e47a2418"
+dependencies = [
+ "alsa",
+ "core-foundation-sys",
+ "coreaudio-rs",
+ "jni",
+ "js-sys",
+ "lazy_static",
+ "libc",
+ "mach",
+ "ndk 0.3.0",
+ "ndk-glue 0.3.0",
+ "nix",
+ "oboe",
+ "parking_lot",
+ "stdweb",
+ "thiserror",
+ "web-sys",
+ "winapi",
+]
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+ "darling_core",
+ "darling_macro",
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+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
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+ "syn",
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+ "dasp_frame",
+ "dasp_interpolate",
+ "dasp_peak",
+ "dasp_ring_buffer",
+ "dasp_rms",
+ "dasp_sample",
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+dependencies = [
+ "dasp_frame",
+ "dasp_sample",
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+[[package]]
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+checksum = "99ded7b88821d2ce4e8b842c9f1c86ac911891ab89443cc1de750cae764c5076"
+dependencies = [
+ "dasp_sample",
+]
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+checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
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name = "euclid"
version = "0.22.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -89,6 +369,12 @@ dependencies = [
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[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
+[[package]]
name = "gdnative"
version = "0.9.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -213,6 +499,12 @@ dependencies = [
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[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
+[[package]]
name = "indexmap"
version = "1.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -238,9 +530,51 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
[[package]]
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+dependencies = [
+ "cesu8",
+ "combine",
+ "jni-sys",
+ "log",
+ "thiserror",
+ "walkdir",
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+dependencies = [
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version = "0.1.0"
dependencies = [
+ "anyhow",
+ "cpal",
+ "dasp",
+ "dasp_signal",
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]
@@ -282,12 +616,39 @@ dependencies = [
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+dependencies = [
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source = "registry+https://github.com/rust-lang/crates.io-index"
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+checksum = "59accc507f1338036a0477ef61afdae33cde60840f4dfe481319ce3ad116ddf9"
+dependencies = [
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+]
+
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name = "mini-internal"
version = "0.1.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -310,6 +671,91 @@ dependencies = [
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+name = "ndk"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "thiserror",
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+dependencies = [
+ "lazy_static",
+ "libc",
+ "log",
+ "ndk 0.3.0",
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+ "ndk-sys",
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+dependencies = [
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+ "proc-macro-crate 0.1.5",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
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+checksum = "f5e06129fb611568ef4e868c14b326274959aa70ff7776e9d55323531c374945"
+dependencies = [
+ "bitflags",
+ "cc",
+ "cfg-if",
+ "libc",
+ "memoffset",
+]
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version = "5.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -320,6 +766,17 @@ dependencies = [
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+name = "num-derive"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
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name = "num-traits"
version = "0.2.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -329,6 +786,51 @@ dependencies = [
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[[package]]
+name = "num_enum"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9bd055fb730c4f8f4f57d45d35cd6b3f0980535b056dc7ff119cee6a66ed6f"
+dependencies = [
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+ "num_enum_derive",
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+checksum = "486ea01961c4a818096de679a8b740b26d9033146ac5291b1c98557658f8cdd9"
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+ "proc-macro2",
+ "quote",
+ "syn",
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source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -366,6 +868,31 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+checksum = "7c9b1041b4387893b91ee6746cddfc28516aff326a3519fb2adf820932c5e6cb"
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+checksum = "1d6ea3c4595b96363c13943497db34af4460fb474a95c43f4446ad341b8c9785"
+dependencies = [
+ "toml",
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+checksum = "1ebace6889caf889b4d3f76becee12e90353f2b8c7d875534a71e5742f8f6f83"
+dependencies = [
+ "thiserror",
+ "toml",
+]
+
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source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -429,12 +956,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+name = "same-file"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
name = "scopeguard"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
[[package]]
+name = "serde"
+version = "1.0.130"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f12d06de37cf59146fbdecab66aa99f9fe4f78722e3607577a5375d66bd0c913"
+
+[[package]]
name = "shlex"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -447,6 +989,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1ecab6c735a6bb4139c0caafd0cc3635748bbb3acf4550e8138122099251f309"
[[package]]
+name = "stdweb"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef5430c8e36b713e13b48a9f709cc21e046723fe44ce34587b73a830203b533e"
+
+[[package]]
+name = "strsim"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6446ced80d6c486436db5c078dde11a9f73d42b57fb273121e160b84f63d894c"
+
+[[package]]
name = "syn"
version = "1.0.80"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -458,6 +1012,35 @@ dependencies = [
]
[[package]]
+name = "thiserror"
+version = "1.0.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "toml"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a31142970826733df8241ef35dc040ef98c679ab14d7c3e54d827099b3acecaa"
+dependencies = [
+ "serde",
+]
+
+[[package]]
name = "unicode-segmentation"
version = "1.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -482,12 +1065,87 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
[[package]]
+name = "walkdir"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
+dependencies = [
+ "same-file",
+ "winapi",
+ "winapi-util",
+]
+
+[[package]]
name = "wasi"
version = "0.10.2+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
[[package]]
+name = "wasm-bindgen"
+version = "0.2.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "632f73e236b219150ea279196e54e610f5dbafa5d61786303d4da54f84e47fce"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a317bf8f9fba2476b4b2c85ef4c4af8ff39c3c7f0cdfeed4f82c34a880aa837b"
+dependencies = [
+ "bumpalo",
+ "lazy_static",
+ "log",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d56146e7c495528bf6587663bea13a8eb588d39b36b679d83972e1a2dbbdacf9"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7803e0eea25835f8abdc585cd3021b3deb11543c6fe226dcd30b228857c5c5ab"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0237232789cf037d5480773fe568aac745bfe2afbc11a863e97901780a6b47cc"
+
+[[package]]
+name = "web-sys"
+version = "0.3.55"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38eb105f1c59d9eaa6b5cdc92b859d85b926e82cb2e0945cd0c9259faa6fe9fb"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
name = "winapi"
version = "0.3.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -504,6 +1162,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
name = "winapi-x86_64-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/klangfarbrs/Cargo.toml b/klangfarbrs/Cargo.toml
index 0496724..14d2e64 100644
--- a/klangfarbrs/Cargo.toml
+++ b/klangfarbrs/Cargo.toml
@@ -10,3 +10,7 @@ crate-type = ["cdylib"]
[dependencies]
gdnative = "0.9"
+anyhow = "1.0.44"
+dasp = "0.11.0"
+dasp_signal = "0.11.0"
+cpal = "0.13.4"
diff --git a/klangfarbrs/src/lib.rs b/klangfarbrs/src/lib.rs
index 4843910..f116430 100644
--- a/klangfarbrs/src/lib.rs
+++ b/klangfarbrs/src/lib.rs
@@ -1,4 +1,10 @@
+use gdnative::api::Resource;
use gdnative::prelude::*;
+use cpal;
+use cpal::traits::{DeviceTrait, HostTrait, StreamTrait};
+use dasp::{Sample};
+use dasp_signal::{self as signal, Signal};
+use std::sync::mpsc;
/// The HelloWorld "class"
#[derive(NativeClass)]
@@ -19,6 +25,103 @@ impl HelloWorld {
}
}
+#[derive(NativeClass)]
+#[inherit(Resource)]
+pub struct Synth {
+ frequency: f32
+}
+
+#[methods]
+impl Synth {
+ #[export]
+ fn set_freq(
+ &mut self,
+ _owner: &Resource,
+ freq: f32
+ ) {
+ self.frequency = freq;
+ }
+
+ #[export]
+ fn _ready(&self, _owner: &Resource) {
+ let host = cpal::default_host();
+ let device = host
+ .default_output_device()
+ .expect("failed to find a default output device");
+ let config = device.default_output_config();
+
+ match config.sample_format() {
+ cpal::SampleFormat::F32 => run::<f32>(&device, &config.into()),
+ cpal::SampleFormat::I16 => run::<i16>(&device, &config.into()),
+ cpal::SampleFormat::U16 => run::<u16>(&device, &config.into()),
+ };
+
+ ();
+ }
+}
+
+fn run<T>(device: &cpal::Device, config: &cpal::StreamConfig) -> Result<(), anyhow::Error>
+where
+ T: cpal::Sample,
+{
+ // Create a signal chain to play back 1 second of each oscillator at A4.
+ let hz = signal::rate(config.sample_rate.0 as f64).const_hz(440.0);
+ let one_sec = config.sample_rate.0 as usize;
+ let mut synth = hz
+ .clone()
+ .sine()
+ .take(one_sec)
+ .chain(hz.clone().saw().take(one_sec))
+ .chain(hz.clone().square().take(one_sec))
+ .chain(hz.clone().noise_simplex().take(one_sec))
+ .chain(signal::noise(0).take(one_sec))
+ .map(|s| s.to_sample::<f32>() * 0.2);
+
+ // A channel for indicating when playback has completed.
+ let (complete_tx, complete_rx) = mpsc::sync_channel(1);
+
+ // Create and run the stream.
+ let err_fn = |err| eprintln!("an error occurred on stream: {}", err);
+ let channels = config.channels as usize;
+ let stream = device.build_output_stream(
+ config,
+ move |data: &mut [T], _: &cpal::OutputCallbackInfo| {
+ write_data(data, channels, &complete_tx, &mut synth)
+ },
+ err_fn,
+ )?;
+ stream.play()?;
+
+ // Wait for playback to complete.
+ complete_rx.recv().unwrap();
+ stream.pause()?;
+
+ Ok(())
+}
+
+fn write_data<T>(
+ output: &mut [T],
+ channels: usize,
+ complete_tx: &mpsc::SyncSender<()>,
+ signal: &mut dyn Iterator<Item = f32>,
+) where
+ T: cpal::Sample,
+{
+ for frame in output.chunks_mut(channels) {
+ let sample = match signal.next() {
+ None => {
+ complete_tx.try_send(()).ok();
+ 0.0
+ }
+ Some(sample) => sample,
+ };
+ let value: T = cpal::Sample::from::<f32>(&sample);
+ for sample in frame.iter_mut() {
+ *sample = value;
+ }
+ }
+}
+
// Function that registers all exposed classes to Godot
fn init(handle: InitHandle) {
// Register the new `HelloWorld` type we just declared.