add assemblyscript version

packages/superdough-wasm/README.md

@@ -9,23 +9,28 @@ WASM can be compiled from several languages, which are tested here..
 
 ```sh
 # (re)compile dsp.zig
+brew install zig # prequisite
 cd zigsaw
-zig build-lib zigsaw.zig -target wasm32-freestanding -dynamic -rdynamic -O ReleaseSmall
-# run server
-npx http-server .. -o
+zig build-lib zigsaw.zig -target wasm32-freestanding -dynamic -rdynamic -O ReleaseSmall # build
+npx http-server .. -o # run 
 ```
 
+wasm file size: 690B
+
 ## rust
 
 <https://developer.mozilla.org/en-US/docs/WebAssembly/Rust_to_Wasm>
 
 ```sh
-# cargo install wasm-pack
+# https://www.rust-lang.org/tools/install
+cargo install wasm-pack # prequisite
 cd rustsaw
-wasm-pack build --target bundler
-npx http-server .. -o
+wasm-pack build --target bundler # build
+npx http-server .. -o # run
 ```
 
+wasm file size: 653B
+
 ## c
 
 <https://emscripten.org/docs/getting_started/Tutorial.html>
@@ -33,6 +38,20 @@ npx http-server .. -o
 ```sh
 # brew install emscripten
 cd csaw
-emcc -O2 csaw.c -o csaw
+emcc -O2 csaw.c -o csaw # build
 npx http-server .. -o
 ```
+
+wasm file size: 680B
+
+## assemblyscript
+
+<https://www.assemblyscript.org/getting-started.html#setting-up-a-new-project>
+
+```sh
+cd ascsaw
+# npm i
+npm run asbuild # build
+```
+
+wasm file size: 122B !

packages/superdough-wasm/ascsaw/asconfig.json

@@ -0,0 +1,22 @@
+{
+  "targets": {
+    "debug": {
+      "outFile": "build/debug.wasm",
+      "textFile": "build/debug.wat",
+      "sourceMap": true,
+      "debug": true
+    },
+    "release": {
+      "outFile": "build/release.wasm",
+      "textFile": "build/release.wat",
+      "sourceMap": true,
+      "optimizeLevel": 3,
+      "shrinkLevel": 2,
+      "converge": false,
+      "noAssert": false
+    }
+  },
+  "options": {
+    "bindings": "esm"
+  }
+}

packages/superdough-wasm/ascsaw/assembly/index.ts

@@ -0,0 +1,3 @@
+export function saw(t: f64, f: f64): f64 {
+  return (((f * t * 1.0) % 1.0) - 0.5) * 2.0;
+}

packages/superdough-wasm/ascsaw/assembly/tsconfig.json

@@ -0,0 +1,6 @@
+{
+  "extends": "assemblyscript/std/assembly.json",
+  "include": [
+    "./**/*.ts"
+  ]
+}

packages/superdough-wasm/ascsaw/build/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

packages/superdough-wasm/ascsaw/package-lock.json

@@ -0,0 +1,54 @@
+{
+  "name": "ascsaw",
+  "version": "1.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "ascsaw",
+      "version": "1.0.0",
+      "license": "ISC",
+      "devDependencies": {
+        "assemblyscript": "^0.27.22"
+      }
+    },
+    "node_modules/assemblyscript": {
+      "version": "0.27.22",
+      "resolved": "https://registry.npmjs.org/assemblyscript/-/assemblyscript-0.27.22.tgz",
+      "integrity": "sha512-6ClobsR4Hxn6K0daYp/+n9qWTqVbpdVeSGSVDqRvUEz66vvFb8atS6nLm+fnQ54JXuXmzLQy0uWYYgB8G59btQ==",
+      "dev": true,
+      "dependencies": {
+        "binaryen": "116.0.0-nightly.20231102",
+        "long": "^5.2.1"
+      },
+      "bin": {
+        "asc": "bin/asc.js",
+        "asinit": "bin/asinit.js"
+      },
+      "engines": {
+        "node": ">=16",
+        "npm": ">=7"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/assemblyscript"
+      }
+    },
+    "node_modules/binaryen": {
+      "version": "116.0.0-nightly.20231102",
+      "resolved": "https://registry.npmjs.org/binaryen/-/binaryen-116.0.0-nightly.20231102.tgz",
+      "integrity": "sha512-aPU9tlKdw/gcXx6u4PxtDgOtGjg/ZKnYdk23ctYb70GxZgPhWnGWmnBt01aV5dt5yFFo2V4rbB7SzpSFhViFQA==",
+      "dev": true,
+      "bin": {
+        "wasm-opt": "bin/wasm-opt",
+        "wasm2js": "bin/wasm2js"
+      }
+    },
+    "node_modules/long": {
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/long/-/long-5.2.3.tgz",
+      "integrity": "sha512-lcHwpNoggQTObv5apGNCTdJrO69eHOZMi4BNC+rTLER8iHAqGrUVeLh/irVIM7zTw2bOXA8T6uNPeujwOLg/2Q==",
+      "dev": true
+    }
+  }
+}

packages/superdough-wasm/ascsaw/package.json

@@ -0,0 +1,25 @@
+{
+  "name": "ascsaw",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "node tests",
+    "asbuild:debug": "asc assembly/index.ts --target debug",
+    "asbuild:release": "asc assembly/index.ts --target release",
+    "asbuild": "npm run asbuild:debug && npm run asbuild:release",
+    "start": "npx serve ."
+  },
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "assemblyscript": "^0.27.22"
+  },
+  "type": "module",
+  "exports": {
+    ".": {
+      "import": "./build/release.js",
+      "types": "./build/release.d.ts"
+    }
+  }
+}

packages/superdough-wasm/main.js

@@ -6,7 +6,8 @@ document.getElementById('play').addEventListener('click', async () => {
   const node = new AudioWorkletNode(ac, 'saw-processor');
 
   //let res = await fetch('./zigsaw/zigsaw.wasm');
-  let res = await fetch('./csaw/csaw.wasm');
+  // let res = await fetch('./csaw/csaw.wasm');
+  let res = await fetch('./ascsaw/build/release.wasm');
   //let res = await fetch('./rustsaw/pkg/rustsaw_bg.wasm');
   const buffer = await res.arrayBuffer();
   node.port.onmessage = (e) => {