1 package kaka.cakelight.mode;
3 import kaka.cakelight.Color;
4 import kaka.cakelight.Configuration;
5 import kaka.cakelight.LedFrame;
6 import kaka.cakelight.util.SimplexNoise3D;
8 public class AmbientMode extends Mode { // TODO split into DynamicAmbient and StaticAmbient?
9 private Thread thread; // TODO move to a dynamic sub class
10 protected Configuration config;
15 public AmbientMode(String[] args) {
16 if (args.length > 0) {
17 type = Integer.parseInt(args[0]);
22 public void enter(Configuration config) {
31 } catch (InterruptedException e) {
37 public void resume() {
46 public void startThread() {
47 thread = new Thread() {
50 long start = System.currentTimeMillis();
52 while (!isInterrupted()) {
53 LedFrame frame = LedFrame.from(config);
54 updateFrame(frame, System.currentTimeMillis() - start, index);
55 updateWithFrame(frame);
56 index = (index + 1) % config.leds.getCount();
59 } catch (InterruptedException e) {
66 public void stopThread() {
72 * @param time Time in milliseconds since start
73 * @param count Goes from 0 to number of LEDs - 1
75 protected void updateFrame(LedFrame frame, long time, int count) {
77 for (int i = 0; i < config.leds.getCount(); i++) {
78 double r = Math.sin(2 * i * Math.PI / config.leds.getCount() + time * 0.001) * 0.5 + 0.5;
79 double g = Math.cos(2 * i * Math.PI / config.leds.getCount() + time * 0.002) * 0.5 + 0.5;
80 frame.setLedColor(i, Color.rgb(r, g, 0));
82 } else if (type == 1) {
83 for (int i = 0; i < config.leds.getCount(); i++) {
84 double x = frame.xOf(i);
85 double y = frame.yOf(i);
86 double b = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
87 double g = Math.min(1, Math.max(0, noise.getr(-b, b, 0.5, x*3, y*3, time / 5000.0)));
88 frame.setLedColor(i, Color.rgb(0, g, b));
90 } else if (type == 2) {
91 int ledCount = config.leds.getCount();
92 double hueOffset = time * 0.00001;
93 double hueLength = 1.0 / 6;
94 for (int i = 0; i < config.leds.getCount(); i++) {
95 double ledOffset = (i + (hueOffset * ledCount)) % ledCount;
96 double value = Math.abs((ledOffset * 2 - ledCount) / ledCount); // 1 to 0 to 1
97 frame.setLedColor(i, Color.hsv(value * hueLength + hueOffset, 1, 1));
99 } else if (type == 3) {
100 for (int i = 0; i < config.leds.getCount(); i++) {
101 double x = frame.xOf(i);
102 double y = frame.yOf(i);
103 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
104 frame.setLedColor(i, Color.rgb(0, g, 1 - g * 0.5));
106 } else if (type == 4) {
107 for (int i = 0; i < config.leds.getCount(); i++) {
108 double x = frame.xOf(i);
109 double y = frame.yOf(i);
110 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
111 frame.setLedColor(i, Color.rgb(1, g, 0));
113 } else if (type == 5) {
114 for (int i = 0; i < config.leds.getCount(); i++) {
115 double x = frame.xOf(i);
116 double y = frame.yOf(i);
117 double hue = (Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 4, x, y, time / 7000.0))) + (time / 100000.0)) % 1.0;
118 frame.setLedColor(i, Color.hsv(hue, 1, 1));
123 private SimplexNoise3D noise = new SimplexNoise3D(0);