add rust + shrink zig wasm file

2026-07-22 05:05:26 -04:00 · 2024-01-10 21:31:22 +01:00
parent 26793aec91
commit a7726e2334
12 changed files with 173 additions and 12 deletions
@@ -0,0 +1 @@
+rustsaw/target
@@ -0,0 +1,27 @@
+# superdough-wasm
+
+This is just a very early experiment to find out how to run wasm in an AudioWorklet.
+WASM can be compiled from several languages, which are tested here..
+
+## zig
+
+<https://dev.to/sleibrock/webassembly-with-zig-part-1-4onm>
+
+```sh
+# (re)compile dsp.zig
+cd zigsaw
+zig build-lib zigsaw.zig -target wasm32-freestanding -dynamic -rdynamic -O ReleaseSmall
+# run server
+npx http-server .. -o
+```
+
+## rust
+
+<https://developer.mozilla.org/en-US/docs/WebAssembly/Rust_to_Wasm>
+
+```sh
+# cargo install wasm-pack
+cd rustsaw
+wasm-pack build --target bundler
+npx http-server .. -o
+```
@@ -1,7 +1,7 @@
 <!doctype html>
 <html>
  <head>
-    <title>ZIG / WASM Demo</title>
+    <title>WASM AudioWorklet Demo</title>
  </head>
  <body>
    <button id="play">play</button>
@@ -5,7 +5,8 @@ document.getElementById('play').addEventListener('click', async () => {
  await ac.audioWorklet.addModule('./worklet.js');
  const node = new AudioWorkletNode(ac, 'saw-processor');

-  let res = await fetch('./dsp.wasm');
+  let res = await fetch('./zigsaw/zigsaw.wasm');
+  //let res = await fetch('./rustsaw/pkg/rustsaw_bg.wasm');
  const buffer = await res.arrayBuffer();
  node.port.onmessage = (e) => {
    if (e.data === 'OK') {
@@ -0,0 +1,123 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "bumpalo"
+version = "3.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f30e7476521f6f8af1a1c4c0b8cc94f0bee37d91763d0ca2665f299b6cd8aec"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "log"
+version = "0.4.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+
+[[package]]
+name = "once_cell"
+version = "1.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.76"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95fc56cda0b5c3325f5fbbd7ff9fda9e02bb00bb3dac51252d2f1bfa1cb8cc8c"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "rustsaw"
+version = "0.1.0"
+dependencies = [
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.48"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0f3531638e407dfc0814761abb7c00a5b54992b849452a0646b7f65c9f770f3f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ed0d4f68a3015cc185aff4db9506a015f4b96f95303897bfa23f846db54064e"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b56f625e64f3a1084ded111c4d5f477df9f8c92df113852fa5a374dbda78826"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0162dbf37223cd2afce98f3d0785506dcb8d266223983e4b5b525859e6e182b2"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0eb82fcb7930ae6219a7ecfd55b217f5f0893484b7a13022ebb2b2bf20b5283"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ab9b36309365056cd639da3134bf87fa8f3d86008abf99e612384a6eecd459f"
@@ -0,0 +1,13 @@
+[package]
+name = "rustsaw"
+version = "0.1.0"
+authors = ["Your Name <you@example.com>"]
+description = "A sample project with wasm-pack"
+license = "MIT/Apache-2.0"
+edition = "2018"
+
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+wasm-bindgen = "0.2"
@@ -0,0 +1,6 @@
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+pub fn saw(t: f64, f: f64) -> f64 {
+    return (((f * t * 1.0) % 1.0) - 0.5) * 2.0;
+}
@@ -1,10 +0,0 @@
-# zig testing ground
-
-<https://dev.to/sleibrock/webassembly-with-zig-part-1-4onm>
-
-```sh
-# (re)compile dsp.zig
-zig build-lib dsp.zig -target wasm32-freestanding -dynamic -rdynamic
-# run server
-npx http-server -o
-```