Merge branch 'master' into convolution

README.md

@@ -25,6 +25,8 @@ npm start
 
 ## Library
 
+Additional functions can be found in the [includes](https://github.com/hundredrabbits/Ronin/tree/master/desktop/sources/lisp), you can also look at the [examples](https://github.com/hundredrabbits/Ronin/tree/master/examples) to see them in action.
+
 - `(import path rect)` Imports a graphic file with format.
 - `(export path ~format ~quality)` Exports a graphic file with format.
 - `(open path)` Imports a graphic file and resizes the frame.
@@ -38,6 +40,17 @@ npm start
 - `(stroke ~shape)` Strokes a shape.
 - `(fill ~rect)` Fills a shape.
 - `(clear ~rect)` Clears a rect.
+- `(frame)` Returns a rect of the frame.
+- `(center)` Returns a position of the center of the frame.
+- `(resize w h ~fit)` Resizes the canvas to target w and h, returns the rect.
+- `(rescale w h)` Rescales the canvas to target ratio of w and h, returns the rect.
+- `(crop rect)` Crop canvas to rect.
+- `(clone a b)` 
+- `(theme variable ~el)` 
+- `(gradient [x1 y1 x2 y2] ~colors 'black'])` 
+- `(pixels rect fn q)` 
+- `(saturation pixel ~q)` 
+- `(contrast pixel ~q)` 
 - `(concat ...items)` Concat multiple strings.
 - `(add ...args)` Adds values.
 - `(sub ...args)` Subtracts values.
@@ -71,17 +84,8 @@ npm start
 - `(get item key)` Gets an object's parameter with name.
 - `(set item key val)` Sets an object's parameter with name as value.
 - `(of h ...keys)` Gets object parameters with names.
-- `(frame)` Returns a rect of the frame.
+- `(keys item)` Returns a list of the object's keys
-- `(center)` Returns a position of the center of the frame.
+- `(values item)` Returns a list of the object's values
-- `(resize w h ~fit)` Resizes the canvas to target w and h, returns the rect.
-- `(rescale w h)` Rescales the canvas to target ratio of w and h, returns the rect.
-- `(crop rect)` Crop canvas to rect.
-- `(clone a b)` 
-- `(theme variable ~el)` 
-- `(gradient [x1 y1 x2 y2] ~colors 'black'])` 
-- `(pixels rect fn q)` 
-- `(saturation pixel ~q)` 
-- `(contrast pixel ~q)` 
 - `(dir ~path)` Returns the content of a directory.
 - `(file ~path)` Returns the content of a file.
 - `(dirpath ~path)` Returns the path of a directory.
@@ -93,6 +97,7 @@ npm start
 - `(js)` Javascript interop.
 - `(test name a b)` 
 - `(benchmark fn)` logs time taken to execute a function.
+- `(osc ~address)` returns the last received osc msg on port 12940
 
 ## Extras
 

desktop/main.js

@@ -1,6 +1,7 @@
 const { app, BrowserWindow, webFrame, Menu } = require('electron')
 const path = require('path')
 const url = require('url')
+const osc = require('osc')
 const shell = require('electron').shell
 
 let isShown = true

desktop/package.json

@@ -4,6 +4,7 @@
   "main": "main.js",
   "scripts": {
     "start": "electron .",
+    "install": "electron-rebuild",
     "clean": "rm -r ~/Desktop/Ronin-darwin-x64/ ; rm -r ~/Desktop/Ronin-linux-x64/ ; rm -r ~/Desktop/Ronin-win32-x64/ ; echo 'cleaned build location'",
     "build_osx": "electron-packager . Ronin --platform=darwin --arch=x64 --out ~/Desktop/ --overwrite --icon=icon.icns ; echo 'Built for OSX'",
     "build_linux": "electron-packager . Ronin --platform=linux  --arch=x64 --out ~/Desktop/ --overwrite --icon=icon.ico ; echo 'Built for LINUX'",
@@ -16,8 +17,12 @@
     "push_status": "~/butler status hundredrabbits/ronin",
     "push": "npm run build ; npm run push_theme ; npm run push_osx ; npm run push_linux ; npm run push_win ; npm run clean ; npm run push_status"
   },
+  "dependencies": {
+    "osc": "^2.3.1"
+  },
   "devDependencies": {
     "electron": "^5.0.6",
-    "electron-packager": "^13.1.1"
+    "electron-packager": "^13.1.1",
+    "electron-rebuild": "^1.8.5"
   }
 }

desktop/sources/index.html

@@ -9,6 +9,8 @@
     <script type="text/javascript" src="scripts/surface.js"></script>
     <script type="text/javascript" src="scripts/lisp.js"></script>
     <script type="text/javascript" src="scripts/library.js"></script>
+    <script type="text/javascript" src="scripts/osc.js"></script>
+
     <link rel="stylesheet" type="text/css" href="links/reset.css"/>
     <link rel="stylesheet" type="text/css" href="links/fonts.css"/>
     <link rel="stylesheet" type="text/css" href="links/main.css"/>
@@ -18,10 +20,10 @@
   <body>
     <script type="text/javascript">
       const {dialog,app} = require('electron').remote;
-      const fs = require('fs');
+      const fs = require('fs')
-      const app_path = app.getAppPath();
+      const ronin = new Ronin()
-      const ronin = new Ronin();
+
-      ronin.controller = new Controller();
+      ronin.controller = new Controller()
       ronin.controller.add("default","*","About",() => { require('electron').shell.openExternal('https://github.com/hundredrabbits/Dotgrid'); },"CmdOrCtrl+,");
       ronin.controller.add("default","*","Fullscreen",() => { app.toggleFullscreen() },"CmdOrCtrl+Enter");
       ronin.controller.add("default","*","Hide",() => { app.toggleVisible() },"CmdOrCtrl+H");
@@ -53,9 +55,10 @@
       ronin.controller.add("default","Theme","Reset Theme",() => { ronin.theme.reset() },"CmdOrCtrl+Shift+Backspace")
       ronin.controller.addSpacer('default', 'Theme', 'Download')
       ronin.controller.add("default","Theme","Download Themes..",() => { require('electron').shell.openExternal('https://github.com/hundredrabbits/Themes') })
-      ronin.controller.commit();
+      ronin.controller.commit()
-      ronin.install(document.body);
+
-      window.addEventListener('load', () => { ronin.start(); })
+      ronin.install(document.body)
+      window.addEventListener('load', () => { ronin.start() })
     </script>
   </body>
 </html>

desktop/sources/links/main.css

@@ -14,4 +14,4 @@ body { margin:0px; padding:0px; overflow:hidden; font-family:"input_mono_regular
 #ronin canvas#guide { background:none; }
 #ronin canvas#surface { border-radius: 2px }
 
-#ronin.hidden canvas#surface, #ronin.hidden canvas#guide { left:10px; }
+#ronin.hidden canvas#surface, #ronin.hidden canvas#guide { left:0px; }

desktop/sources/lisp/prelude.lisp

@@ -0,0 +1,34 @@
+; 
+(echo "Loading prelude.lisp")
+; translate
+(defn translate 
+  (r p) 
+  (clone r 
+    (rect 
+      (of p :x) 
+      (of p :y) 
+      (of r :w) 
+      (of r :h))))
+; times
+(defn times 
+  (v f) 
+  (
+    (f v) 
+    (if 
+      (gt v 1) 
+      (times 
+        (sub v 1) f))))
+; convert deg to radians
+(defn deg-rad 
+  (deg) 
+  (mul deg 
+    (div PI 180)))
+; position on a circle from angle
+(defn circle-pos 
+  (cx cy r a) {:x 
+  (add cx 
+    (mul r 
+      (cos a))) :y 
+  (add cy 
+    (mul r 
+      (sin a)))})

desktop/sources/scripts/commander.js

@@ -31,11 +31,21 @@ function Commander (ronin) {
     this.hide()
   }
 
+  this.cache = ''
+
   this.run = (txt = this._input.value) => {
     if (txt.indexOf('$') > -1) { ronin.log('Present: $'); return }
-    const inter = new Lisp(txt, ronin.library)
+    this.cache = txt
-    inter.toPixels()
+    if (ronin.always !== true) {
-    ronin.always === true && requestAnimationFrame(() => this.run(txt))
+      ronin.surface.maximize()
+      ronin.interpreter.run(this.cache)
+    }
+  }
+
+  this.loop = () => {
+    ronin.surface.maximize()
+    ronin.interpreter.run(this.cache)
+    ronin.always === true && requestAnimationFrame(() => this.loop())
   }
 
   this.load = function (txt) {
@@ -47,6 +57,10 @@ function Commander (ronin) {
   this.reindent = function () {
     let val = this._input.value.replace(/\n/g, '').replace(/ +(?= )/g, '').replace(/\( \(/g, '((').replace(/\) \)/g, '))').trim()
     let depth = 0
+    if (val.split('(').length !== val.split(')').length) {
+      ronin.log('Uneven number of parens.')
+      return
+    }
     for (let i = 0; i < val.length; i++) {
       const c = val.charAt(i)
       if (c === '(') { depth++ } else if (c === ')') { depth-- }
@@ -68,7 +82,7 @@ function Commander (ronin) {
     // Logs
     if (msg && msg !== this._log.textContent) {
       this._log.textContent = `${msg}`
-      console.log(msg)
+      // console.log(msg)
     }
     // Source
     const _source = `${ronin.source} ${this._input.value.split('\n').length} lines`

desktop/sources/scripts/library.js

@@ -7,7 +7,7 @@ function Library (ronin) {
 
   this.export = (path, format = 'image/png', quality = 1.0) => { // Exports a graphic file with format.
     if (!path) { console.warn('Missing export path'); return path }
-    var dataUrl = ronin.surface.el.toDataURL(format, quality)
+    const dataUrl = ronin.surface.el.toDataURL(format, quality)
     const data = dataUrl.replace(/^data:image\/png;base64,/, '').replace(/^data:image\/jpeg;base64,/, '')
     fs.writeFileSync(path, data, 'base64')
     return path
@@ -31,8 +31,8 @@ function Library (ronin) {
     return { x, y, w, h, t }
   }
 
-  this.circle = (x, y, r, t = 'circle') => { // Returns a circle shape.
+  this.circle = (cx, cy, r, t = 'circle') => { // Returns a circle shape.
-    return { x, y, r, t }
+    return { cx, cy, r, t }
   }
 
   this.line = (a, b, t = 'line') => { // Returns a line shape.
@@ -64,6 +64,83 @@ function Library (ronin) {
     return rect
   }
 
+  // Frame
+
+  this.frame = () => { // Returns a rect of the frame.
+    return ronin.surface.getFrame()
+  }
+
+  this.center = () => { // Returns a position of the center of the frame.
+    const rect = this.frame()
+    return this.pos(rect.w / 2, rect.h / 2)
+  }
+
+  this.resize = async (w, h, fit = true) => { // Resizes the canvas to target w and h, returns the rect.
+    const rect = { x: 0, y: 0, w, h }
+    const a = document.createElement('img')
+    const b = document.createElement('img')
+    a.src = ronin.surface.el.toDataURL()
+    await ronin.surface.resizeImage(a, b)
+    ronin.surface.resize(rect, fit)
+    return ronin.surface.draw(b, rect)
+  }
+
+  this.rescale = async (w, h) => { // Rescales the canvas to target ratio of w and h, returns the rect.
+    const rect = { x: 0, y: 0, w: this.frame().w * w, h: this.frame().h * h }
+    const a = document.createElement('img')
+    const b = document.createElement('img')
+    a.src = ronin.surface.el.toDataURL()
+    await ronin.surface.resizeImage(a, b)
+    ronin.surface.resize(rect, true)
+    return ronin.surface.draw(b, rect)
+  }
+
+  this.crop = async (rect) => { // Crop canvas to rect.
+    return ronin.surface.crop(rect)
+  }
+
+  this.clone = (a, b) => {
+    ronin.surface.clone(a, b)
+    return [a, b]
+  }
+
+  this.theme = (variable, el = document.documentElement) => {
+    // ex. (theme "f_main") -> :root { --f_main: "#fff" }
+    return getComputedStyle(el).getPropertyValue(`--${variable}`)
+  }
+
+  // Gradients
+
+  this.gradient = ([x1, y1, x2, y2], colors = ['white', 'black']) => {
+    return ronin.surface.linearGradient(x1, y1, x2, y2, colors)
+  }
+
+  // Pixels
+
+  this.pixels = (rect, fn, q) => {
+    const img = ronin.surface.context.getImageData(0, 0, rect.w, rect.h)
+    for (let i = 0, loop = img.data.length; i < loop; i += 4) {
+      const pixel = { r: img.data[i], g: img.data[i + 1], b: img.data[i + 2], a: img.data[i + 3] }
+      const processed = fn(pixel, q)
+      img.data[i] = processed[0]
+      img.data[i + 1] = processed[1]
+      img.data[i + 2] = processed[2]
+      img.data[i + 3] = processed[3]
+    }
+    ronin.surface.context.putImageData(img, 0, 0)
+    return rect
+  }
+
+  this.saturation = (pixel, q = 1) => {
+    const color = 0.2126 * pixel.r + 0.7152 * pixel.g + 0.0722 * pixel.b
+    return [(color * (1 - q)) + (pixel.r * q), (color * (1 - q)) + (pixel.g * q), (color * (1 - q)) + (pixel.b * q), pixel.a]
+  }
+
+  this.contrast = (pixel, q = 1) => {
+    const intercept = 128 * (1 - q)
+    return [pixel.r * q + intercept, pixel.g * q + intercept, pixel.b * q + intercept, pixel.a]
+  }
+
   // Strings
 
   this.concat = function (...items) { // Concat multiple strings.
@@ -233,78 +310,12 @@ function Library (ronin) {
     }, h)
   }
 
-  // Frame
+  this.keys = (item) => { // Returns a list of the object's keys
-
+    return Object.keys(item)
-  this.frame = () => { // Returns a rect of the frame.
-    return ronin.surface.getFrame()
   }
 
-  this.center = () => { // Returns a position of the center of the frame.
+  this.values = (item) => { // Returns a list of the object's values
-    const rect = this.frame()
+    return Object.values(item)
-    return this.pos(rect.w / 2, rect.h / 2)
-  }
-
-  this.resize = async (w, h, fit = true) => { // Resizes the canvas to target w and h, returns the rect.
-    const rect = { x: 0, y: 0, w, h }
-    const a = document.createElement('img')
-    const b = document.createElement('img')
-    a.src = ronin.surface.el.toDataURL()
-    await ronin.surface.resizeImage(a, b)
-    ronin.surface.resize(rect, fit)
-    return ronin.surface.draw(b, rect)
-  }
-
-  this.rescale = async (w, h) => { // Rescales the canvas to target ratio of w and h, returns the rect.
-    const rect = { x: 0, y: 0, w: this.frame().w * w, h: this.frame().h * h }
-    const a = document.createElement('img')
-    const b = document.createElement('img')
-    a.src = ronin.surface.el.toDataURL()
-    await ronin.surface.resizeImage(a, b)
-    ronin.surface.resize(rect, true)
-    return ronin.surface.draw(b, rect)
-  }
-
-  this.crop = async (rect) => { // Crop canvas to rect.
-    return ronin.surface.crop(rect)
-  }
-
-  this.clone = (a, b) => {
-    ronin.surface.clone(a, b)
-    return [a, b]
-  }
-
-  this.theme = (variable, el = document.documentElement) => {
-    // ex. (theme "f_main") -> :root { --f_main: "#fff" }
-    return getComputedStyle(el).getPropertyValue(`--${variable}`)
-  }
-
-  // Gradients
-
-  this.gradient = ([x1, y1, x2, y2], colors = ['white', 'black']) => {
-    return ronin.surface.linearGradient(x1, y1, x2, y2, colors)
-  }
-
-  // Pixels
-
-  this.pixels = (rect, fn, q) => {
-    const img = ronin.surface.context.getImageData(rect.x, rect.y, rect.w, rect.h)
-    for (let i = 0, loop = img.data.length; i < loop; i += 4) {
-      const pixel = { r: img.data[i], g: img.data[i + 1], b: img.data[i + 2], a: img.data[i + 3] }
-      const processed = fn(pixel, q)
-      img.data.set(processed, i);
-    }
-    ronin.surface.context.putImageData(img, rect.x, rect.y)
-    return rect
-  }
-
-  this.saturation = (pixel, q = 1) => {
-    const color = 0.2126 * pixel.r + 0.7152 * pixel.g + 0.0722 * pixel.b * (1 - q)
-    return [color + (pixel.r * q), color + (pixel.g * q), color + (pixel.b * q), pixel.a]
-  }
-
-  this.contrast = (pixel, q = 1) => {
-    const intercept = 128 * (1 - q)
-    return [pixel.r * q + intercept, pixel.g * q + intercept, pixel.b * q + intercept, pixel.a]
   }
 
   // Convolve
@@ -370,6 +381,16 @@ function Library (ronin) {
     return args
   }
 
+  this.table = (arg) => {
+    console.table(arg)
+    return arg
+  }
+
+  this.debug = (arg) => {
+    console.log(arg)
+    return arg
+  }
+
   this.time = (rate = 1) => { // Returns timestamp in milliseconds.
     return (Date.now() * rate)
   }
@@ -397,4 +418,10 @@ function Library (ronin) {
     console.log(`time taken: ${Date.now() - start}ms`)
     return result
   }
+
+  // IO
+
+  this.osc = (path) => { // Returns the latest osc message at path
+    return path ? ronin.osc.msg[path] : ronin.osc.msg
+  }
 }

desktop/sources/scripts/lisp.js

@@ -1,14 +1,14 @@
 'use strict'
 
-function Lisp (input, lib) {
+function Lisp (lib = {}, includes = []) {
   const path = require('path')
   const fs = require('fs')
 
   const TYPES = { identifier: 0, number: 1, string: 2, bool: 3 }
+
   const Context = function (scope, parent) {
     this.scope = scope
     this.parent = parent
-
     this.get = function (identifier) {
       if (identifier in this.scope) {
         return this.scope[identifier]
@@ -20,9 +20,9 @@ function Lisp (input, lib) {
 
   const special = {
     include: (input, context) => {
-      if (!input[1].value || !fs.existsSync(input[1].value)) { console.warn('Source', input[1].value); return [] }
+      if (!input[1].value || !fs.existsSync(input[1].value)) { console.warn('Lisp', 'No file: ' + input[1].value); return [] }
       const file = fs.readFileSync(input[1].value, { encoding: 'utf-8' })
-      return interpret(this.parse(file), context)
+      return interpret(this.parse(`(${file})`), context)
     },
     let: function (input, context) {
       const letContext = input[1].reduce(function (acc, x) {
@@ -60,21 +60,32 @@ function Lisp (input, lib) {
         return interpret(input[2], new Context(lambdaScope, context))
       }
     },
-    __fn: function (input, context) {
-      return async function () {
-        const lambdaArguments = arguments
-        const lambdaScope = [].reduce(function (acc, x, i) {
-          acc[x.value] = lambdaArguments[i]
-          return acc
-        }, {})
-        return interpret(input.slice(1), new Context(lambdaScope, context))
-      }
-    },
     if: async function (input, context) {
       if (await interpret(input[1], context)) {
         return interpret(input[2], context)
       }
       return input[3] ? interpret(input[3], context) : []
+    },
+    __fn: function (input, context) {
+      return async function () {
+        const lambdaArguments = arguments
+        const keys = [...new Set(input.slice(2).flat(100).filter(i =>
+          i.type === TYPES.identifier &&
+          i.value[0] === '%'
+        ).map(x => x.value).sort())]
+        const lambdaScope = keys.reduce(function (acc, x, i) {
+          acc[x] = lambdaArguments[i]
+          return acc
+        }, {})
+        return interpret(input.slice(1), new Context(lambdaScope, context))
+      }
+    },
+    __obj: async function (input, context) {
+      const obj = {}
+      for (let i = 1; i < input.length; i += 2) {
+        obj[await interpret(input[i], context)] = await interpret(input[i + 1], context)
+      }
+      return obj
     }
   }
 
@@ -90,7 +101,7 @@ function Lisp (input, lib) {
   }
 
   const interpret = async function (input, context) {
-    if (!input) { console.warn('error', context.scope); return null }
+    if (!input) { console.warn('Lisp', 'error', context.scope); return null }
 
     if (context === undefined) {
       return interpret(input, new Context(lib))
@@ -108,6 +119,8 @@ function Lisp (input, lib) {
       return { type: TYPES.number, value: parseFloat(input) }
     } else if (input[0] === '"' && input.slice(-1) === '"') {
       return { type: TYPES.string, value: input.slice(1, -1) }
+    } else if (input[0] === ':') {
+      return { type: TYPES.string, value: input.slice(1) }
     } else if (input === 'true' || input === 'false') {
       return { type: TYPES.bool, value: input === 'true' }
     } else {
@@ -124,10 +137,14 @@ function Lisp (input, lib) {
       input.unshift('__fn')
       list.push(parenthesize(input, []))
       return parenthesize(input, list)
+    } else if (token === '{') {
+      input.unshift('__obj')
+      list.push(parenthesize(input, []))
+      return parenthesize(input, list)
     } else if (token === '(') {
       list.push(parenthesize(input, []))
       return parenthesize(input, list)
-    } else if (token === ')') {
+    } else if (token === ')' || token === '}') {
       return list
     } else {
       return parenthesize(input, list.concat(categorize(token)))
@@ -135,21 +152,35 @@ function Lisp (input, lib) {
   }
 
   const tokenize = function (input) {
-    const i = input.replace(/^\;.*\n?/gm, '').split('"')
+    const i = input.replace(/^\;.*\n?/gm, '').replace('λ', 'lambda ').split('"')
     return i.map(function (x, i) {
-      return i % 2 === 0 ? 
+      return i % 2 === 0
-        x.replace(/\(/g, ' ( ').replace(/\)/g, ' ) ').replace(/' \( /g, ' \'( ')
+        ? x.replace(/\(/g, ' ( ')
+          .replace(/\)/g, ' ) ')
+          .replace(/' \( /g, ' \'( ') // '()
+          .replace(/\{/g, ' { ') // {}
+          .replace(/\}/g, ' } ') // {}
         : x.replace(/ /g, '!whitespace!')
     })
-    .join('"').trim().split(/\s+/)
+      .join('"').trim().split(/\s+/)
-    .map(function (x) { return x.replace(/!whitespace!/g, ' ') })
+      .map(function (x) { return x.replace(/!whitespace!/g, ' ') })
+  }
+
+  this.inc = function () {
+    return includes.reduce((acc, item) => {
+      const p = path.join(__dirname, `lisp/${item}.lisp`)
+      if (!fs.existsSync(p)) { console.warn('Lisp', `Missing include: ${p}`); return acc }
+      return `${acc}(include "${p}") `
+    }, '')
   }
 
   this.parse = function (input) {
-    return parenthesize(tokenize(`(${input})`))
+    return parenthesize(tokenize(input))
   }
 
-  this.toPixels = async function () {
+  this.run = async function (input) {
-    return interpret(this.parse(input))
+    return interpret(this.parse(`(
+      ${this.inc()}
+      ${input})`))
   }
 }

desktop/sources/scripts/osc.js

@@ -0,0 +1,23 @@
+'use strict'
+
+function Osc (ronin) {
+  const osc = require('osc')
+
+  this.msg = {}
+
+  this.start = function () {
+    const udpPort = new osc.UDPPort({
+      localAddress: '0.0.0.0',
+      localPort: 49162,
+      metadata: true
+    })
+    udpPort.on('message', this.onMsg)
+    udpPort.open()
+    ronin.log('OSC', 'Started.')
+  }
+
+  this.onMsg = (msg, timeTag, info) => {
+    this.msg[msg.address] = msg.args
+    // ronin.log(`${info.address}:${info.port} > ${msg.args}`, info)
+  }
+}

desktop/sources/scripts/ronin.js

@@ -11,6 +11,8 @@ function Ronin () {
     b_inv: '#ffb545'
   }
 
+  this.includes = ['prelude']
+
   this.el = document.createElement('div')
   this.el.id = 'ronin'
 
@@ -19,7 +21,8 @@ function Ronin () {
   this.commander = new Commander(this)
   this.surface = new Surface(this)
   this.library = new Library(this)
-
+  this.interpreter = new Lisp(this.library, this.includes)
+  this.osc = new Osc(this)
   // Parameters
 
   this.always = false
@@ -43,7 +46,7 @@ function Ronin () {
     this.source.start()
     this.commander.start()
     this.surface.start()
-    console.log('Ronin', 'Started')
+    this.osc.start()
   }
 
   this.reset = function () {
@@ -61,7 +64,7 @@ function Ronin () {
   this.animate = (b = true) => {
     if (this.always === b) { return }
     this.always = b
-    this.commander.run()
+    this.commander.loop()
   }
 
   // Zoom

desktop/sources/scripts/source.js

@@ -126,12 +126,6 @@ function Source (ronin) {
     return `${str}`
   }
 
-  this.locate = function (name) {
-    if (!this.path) { return }
-    const loc = path.join(this.folder(), name)
-    return fs.existsSync(loc) ? loc : null
-  }
-
   // Etc
 
   this.name = function () {

desktop/sources/scripts/surface.js

@@ -100,7 +100,7 @@ function Surface (ronin) {
   }
 
   this.traceCircle = function (circle, context) {
-    context.arc(circle.x, circle.y, circle.r, 0, 2 * Math.PI)
+    context.arc(circle.cx, circle.cy, circle.r, 0, 2 * Math.PI)
   }
 
   this.traceText = function (text, context) {
@@ -185,7 +185,7 @@ function Surface (ronin) {
   }
 
   this.maximize = function () {
-    this.resize({ x: 0, y: 0, w: (window.innerWidth * this.ratio) - 60, h: (window.innerHeight * this.ratio) - 60, t: 'rect' })
+    this.resize({ x: 0, y: 0, w: ((window.innerWidth - 60) * this.ratio), h: ((window.innerHeight - 60) * this.ratio), t: 'rect' })
   }
 
   this.onResize = function () {

examples/animate.lisp

@@ -1,17 +1,50 @@
-; animate
+;
-
 (clear)
-(def t 
+;
-  (sin 
+(def seg-count 50)
-    (div 
+; 
-      (time) 100))) 
+(def frame-middle 
-(def pos 
+  (div 
-  (add 200 30 
+    (of 
-    (mul 30 t))) 
+      (frame) :h) 2)) 
-(defn square 
+; 
-  (a) 
+(def seg-width 
-  (rect a a a a)) 
+  (div 
-(stroke 
+    (of 
-  (square pos) 1 "red") 
+      (frame) :w) seg-count)) 
-; set false to stop 
+;
-(animate true)
+(defn elevation 
+  (i) 
+  (add 
+    (mul 
+      (sin 
+        (add 
+          (time 0.001) 
+          (div i 5))) 
+      (div 
+        (of 
+          (frame) :h) 5)) frame-middle))
+;
+(defn draw-dash 
+  (i) 
+  (
+    (def x 
+      (mul 
+        (sub i 1) seg-width)) 
+    (def y 
+      (elevation i)) 
+    (stroke 
+      (line 
+        (pos x 
+          (elevation 
+            (sub i 1))) 
+        (pos 
+          (add x seg-width) 
+          (elevation i))) 4 
+      (gradient 
+        (50 0 
+          (of 
+            (frame) :w) 0) 
+        ("rgba(255,255,255,0)" "white" "#72dec2" "red")))))
+;
+(times seg-count draw-dash)

examples/arrays.lisp

@@ -1,25 +1,26 @@
-(echo (map (lambda (a) (add a 1)) (1 2 3)))
+(echo (map '(add %1 1) (1 2 3)))
 
 (echo (first (1 2 3)))
 (echo (rest (1 2 3)))
 
 (echo
   (filter 
-    (lambda (a) (eq 0 (mod a 2))) 
+    '(eq 0 (mod %1 2)) 
     (1 2 3 4 5))
 )
 
 (clear) 
-(map (lambda (a)
+(map
-  (stroke (rect (mul a 30) 20 50 50)
+  '(stroke (rect (mul a 30) 20 50 50)
-1 "red"))
+1 "red")
 (range 0 20 5))
 
-(map (lambda (a)
+(map
-  (stroke 
+  '(stroke 
     (rect 
-      (mul a 10) 
+      (mul %1 10) 
-      (add 50 (mul (sin a) 40)) 
+      (add 250 (mul (sin %1) 250)) 
-      a 
+      (mul 4 %1)
-      (add 20 (mul (cos a) 50))) 1 "red"))
+      (add 20 (mul (cos %1) 50))) 1 "red")
   (range 0 200 5))
+

examples/basics.lisp

@@ -7,3 +7,7 @@
 ; define a function 
 (defn add-two (a) (add 2 a)) 
 (echo (add-two 4))
+
+; use a lambda
+(times 5 
+  (λ (a) (echo (concat "time:" a))))

examples/benchmark.lisp

@@ -35,14 +35,14 @@
   (test "range simple" (range 0 4) (0 1 2 3 4))
   (test "range with step" (range 0 4 2) (0 2 4))
   (test "range with negative step" (range 0 -4 -1) (0 -1 -2 -3 -4))
-  (test "map" (map (lambda (a) (add 1 a)) (1 2 3)) (2 3 4))
+  (test "map" (map (λ (a) (add 1 a)) (1 2 3)) (2 3 4))
-  (test "filter" (filter (lambda (a) (eq 0 (mod a 2))) (2 3 4 5 6)) (2 4 6))
+  (test "filter" (filter (λ (a) (eq 0 (mod a 2))) (2 3 4 5 6)) (2 4 6))
-  (test "reduce" (reduce (lambda (acc val) (add acc val)) (1 2 3) 4) 10)
+  (test "reduce" (reduce (λ (acc val) (add acc val)) (1 2 3) 4) 10)
 
 ; Scope
 
   (def aaa 123)
-  (def addOne (lambda (a) (add a 1)))
+  (def addOne (λ (a) (add a 1)))
   (test "def - value" aaa 123)
   (test "def - func" (addOne 4) 5)
   (defn addTwo (a) (add 2 a))

examples/dejong.lisp

@@ -16,7 +16,7 @@
 
 (defn dejong (r a b c d)
   (reduce  
-    (lambda (acc val)
+    (λ (acc val)
       (first (
         (_dejong (first acc) (last acc) a b c d)
       )))

examples/glitch.lisp

@@ -5,12 +5,11 @@
 (defn glitch 
   (rec) 
   (if (gt rec 1)
-  ((clone 
+    (
-    (rect (random 400) (random 400) 2 2)
+      (translate
-    (rect (random 400) (random 400) 
+        (rect (random 400) (random 400) (random 10) (random 10))
-(random 10) (random 30)))
+        (pos (random 400) (random 400)))
-    (glitch (sub rec 1))))
+      (glitch (sub rec 1)))))
-)
 
 (import 
   "../static/crystal.jpg" 

examples/lambda.lisp

@@ -1,6 +1 @@
-(
+(echo (map '(add %1 2) (4 5 6))
-
-(echo (map '(add 1 2) (4 5 6))
-
-)
-

examples/objects.lisp

@@ -0,0 +1,15 @@
+; objects
+
+(test "symbols" :a "a")
+
+(def ob {:a "fantastic" :b 2})
+
+((of (js) :console :log) ob)
+
+(echo (of ob :a))
+
+(echo (keys ob))
+(echo (values ob))
+
+(set ob :a 4)
+(echo (of ob :a))

examples/orca.lisp

@@ -0,0 +1 @@
+(debug (of (osc "/a") :0 :value))

examples/osc.lisp

@@ -0,0 +1,11 @@
+(clear)
+(def x (of (osc "/test") "args" "0" "value"))
+(def y (of (osc "/test") "args" "1" "value"))
+(def r (of (osc "/test") "args" "2" "value"))
+
+(fill 
+(circle x y r)
+"red")
+(stroke 
+(circle x y r)
+5 "white")

examples/stars.lisp

@@ -0,0 +1,37 @@
+; stars
+(clear)
+;
+(defn draw-spoke 
+  (cx cy r a) 
+  (
+    (stroke 
+      (line 
+        (pos cx cy) 
+        (circle-pos cx cy r a)) 2 "white")))
+;
+(defn draw-star 
+  (cx cy r c) 
+  (
+    (times c 
+      (λ 
+        (i) 
+        (
+          (draw-spoke cx cy r 
+            (deg-rad 
+              (mul i 
+                (div 360 c)))))))))
+; main
+(times 100 
+  (λ 
+    () 
+    (
+      (draw-star 
+        (random 100 
+          (of 
+            (frame) :w)) 
+        (random 100 
+          (of 
+            (frame) :h)) 
+        (random 10 100) 
+        (floor 
+          (random 3 32))))))

examples/theme.lisp

@@ -2,7 +2,7 @@
 
 (clear) 
 (def col 
-  (lambda 
+  (λ 
     (i) 
     (of 
       (
@@ -16,7 +16,7 @@
         (theme "b_inv")) 
       (mod i 8)))) 
 (def rec 
-  (lambda 
+  (λ 
     (v i) 
     (if 
       (gt v 0)