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ruplrupl
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🚨 pattern print
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‎README.md‎

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@@ -11,6 +11,7 @@ These files require specific hardware to function. Until I have a proper README
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* Arduino Uno R3
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* AdaFruit NeoPixel 12-LED ring
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* AdaFruit NeoPixel 8x8 64 RGB LED NeoMatrix
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* AdaFruit NeoPixel 8x8 NeoMatrix
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* AdaFruit NeoPixel 1x8 Stick
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* Standard breadboard + wires
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‎neopixel-1x8-patternprint.js‎

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var pixel = require("node-pixel");
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var five = require("johnny-five");
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var colorwheel = require("./_utils.js").colorwheel;
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var board = new five.Board();
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var strip = null;
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var colorShift = 0;
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board.on("ready", function() {
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console.log("board.ready");
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var led = new five.Led(10);
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led.brightness(48);
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var shift = 2; // how fast the colors rotate, 0-255
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var fps = 1; // how often to refresh per second, ~300 is max
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const NUM_ROWS = 8;
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const NUM_COLS = 1;
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strip = new pixel.Strip({
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board: this,
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controller: "FIRMATA",
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strips: [ {pin: 6, length: NUM_ROWS*NUM_COLS}, ],
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gamma: 2.2, // 3.6 = night, 2.6 = bright day
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});
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strip.on("ready", function() {
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strip.off();
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console.log("👍 strip.ready with " + strip.length + " LEDs");
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loop(fps);
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});
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// setting this up so the syntax highlighter works to our advantage in the
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// patterns below.
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var X = true;
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// Patterns are defined in rows of arrays. Each row can be as long as you
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// want, but they should all be the same length.
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var pattern1 = [
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// HELLO, WORLD!!!
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,X,X,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,X,X,X,X,X,X,0,0,X,X,X,X,0,0,0,0,X,X,0,0,0,0,X,X,X,0,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,X,X,0,0,X,X,0,0,X,X,0,0,X,0,0,0,X,X,0,0,0,0,X,X,0,X,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,X,X,0,0,X,X,0,0,X,X,0,0,X,0,0,0,X,X,0,0,0,0,X,X,0,0,X,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,0,0,0,0,0,X,X,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,X,X,X,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,X,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,X,X,X,X,0,0,X,X,X,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,0,0,0,0,0,X,X,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,X,X,0,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,X,0,0,0,X,0,0,0,0,X,0,0,0,0,X,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,X,X,0,0,0,X,X,0,X,0,X,X,0,0,X,X,0,0,X,X,0,0,X,X,0,0,X,0,0,0,X,X,0,0,0,0,X,X,0,0,X,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,X,X,0,X,X,0,0,0,0,X,X,X,X,X,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,X,0,0,0,X,X,0,0,0,0,X,X,0,X,0,0,0,0,X,0,0,0,0,X,0,0,0,0,X,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,0,0,X,X,X,X,X,0,0,X,X,X,X,X,0,0,X,X,X,X,X,X,0,0,X,0,0,0,0,X,X,0,X,X,0,0,0,X,X,X,X,X,X,0,0,X,X,0,0,X,0,0,0,X,X,X,X,0,0,X,X,X,0,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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];
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var pattern2 = [
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// HEJ, VETFEST!!!
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,X,0,0,X,X,X,X,X,X,X,0,0,0,0,X,X,0,0,0,0,0,X,X,0,X,X,X,X,X,X,0,X,X,X,X,X,X,X,X,0,X,X,X,X,X,0,X,X,X,X,X,X,0,0,X,X,X,X,0,0,X,X,X,X,X,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,X,0,0,X,X,X,X,X,X,X,0,0,0,0,X,X,0,0,0,0,0,X,X,0,X,X,X,X,X,X,0,X,X,X,X,X,X,X,X,0,X,X,X,X,X,0,X,X,X,X,X,X,0,X,X,X,X,X,X,0,X,X,X,X,X,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,0,0,0,0,X,X,0,0,0,0,0,0,0,X,X,0,0,0,X,X,0,0,X,X,0,0,0,0,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,0,X,X,0,0,0,X,0,0,0,0,X,X,0,0,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,X,X,X,X,0,0,X,X,X,X,0,0,0,0,0,0,0,X,X,0,0,0,0,0,0,0,X,X,0,0,0,X,X,0,0,X,X,X,X,0,0,0,0,0,0,X,X,0,0,0,0,X,X,X,X,0,0,X,X,X,X,0,0,0,X,X,X,X,0,0,0,0,0,0,X,X,0,0,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,X,X,X,X,0,0,X,X,X,X,0,0,0,0,0,0,0,X,X,0,0,0,0,0,0,0,0,X,X,0,X,X,0,0,0,X,X,X,X,0,0,0,0,0,0,X,X,0,0,0,0,X,X,X,X,0,0,X,X,X,X,0,0,0,0,X,X,X,X,0,0,0,0,0,X,X,0,0,0,0,0,0,X,0,0,0,0,X,0,0,0,0,X,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,0,0,0,0,0,0,X,0,0,X,X,0,0,X,X,0,0,0,0,X,X,0,X,X,0,0,0,X,X,0,0,0,0,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,0,X,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,X,0,0,X,X,X,X,X,0,0,X,X,0,0,0,0,0,X,X,X,0,0,0,0,X,X,X,X,X,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,X,X,X,X,X,X,0,X,X,X,X,X,X,0,0,0,0,X,X,0,0,0,0,0,0,X,0,0,0,0,X,0,0,0,0,X,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,X,X,0,0,X,X,0,0,X,X,X,X,X,X,0,0,0,X,X,X,0,0,0,0,X,0,0,0,0,0,X,X,X,0,0,0,0,X,X,X,X,X,X,0,0,0,0,X,X,0,0,0,0,X,X,0,0,0,0,X,X,X,X,X,X,0,0,X,X,X,X,0,0,0,0,0,X,X,0,0,0,0,0,X,X,X,0,0,X,X,X,0,0,X,X,X,0,0,0,0,0,0,0,0],
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];
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var pattern3 = [
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// TESTING
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[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0,X,X,X,0,X,X,X,0,0,X,X,0,X,X,X,0,X,0,X,0,0,X,0,X,X,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0,0,X,0,0,X,0,0,0,X,0,0,0,0,X,0,0,X,0,X,X,0,X,0,X,0,0,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0,0,X,0,0,X,X,0,0,0,0,X,0,0,X,0,0,X,0,X,0,X,X,0,X,0,X,0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0,0,X,0,0,X,X,X,0,X,X,X,0,0,X,0,0,X,0,X,0,0,X,0,X,X,X,0,0,0,0,0,0,0,0],
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];
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// choose from above
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var pattern = pattern2;
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// Set the display color by adjusting RGB values here. The highest value found
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// in your `pattern` array informs you how high these numbers may be.
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//
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// use 100 as a high value
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var color = {
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red: 150,
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green: 50,
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blue: 25,
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}
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function loop(framerate) {
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var loop = setInterval(function() {
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// determine length of pattern
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var messageLength = pattern[0].length;
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// cycle through all patterns
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for (var currentFrame = 0; currentFrame < messageLength - NUM_COLS; currentFrame++) {
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for (var row = 0; row < pattern.length; row++) {
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for (var col = currentFrame; col < currentFrame + NUM_COLS; col++) {
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var thisPixel = (NUM_COLS*row) + col - currentFrame;
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// COLOR: use "greyscale" values for one hue via `colors` object
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// 'rgb(' + Math.round(pattern[row][col] * color.red) + ',' + Math.round(pattern[row][col] * color.green) + ',' + Math.round(pattern[row][col] * color.blue) + ')'
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// COLOR: use color wheel
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// colorwheel(thisPixel * (255/strip.length) + Math.round(colorShift))
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// draw new pixel.
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if (pattern[row][col]) {
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strip.pixel(thisPixel).color(colorwheel(thisPixel * (255/strip.length) + Math.round(colorShift)));
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} else {
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strip.pixel(thisPixel).off();
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}
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}
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// shift colors
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colorShift += shift;
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}
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// update strip
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strip.show();
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}
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}, 1000 / framerate);
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}
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// go nuts!
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this.repl.inject({
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strip: strip,
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led: led
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});
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// cleanup when this program is terminated
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this.on("exit", function() {
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led.off();
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strip.off(); // doesn't work, not sure why
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});
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});

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