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;
12 private boolean isPaused = false;
16 public AmbientMode(String[] args) {
17 if (args.length > 0) {
18 type = Integer.parseInt(args[0]);
23 public void enter(Configuration config) {
34 public void resume() {
36 synchronized (thread) {
46 private void startThread() {
47 thread = new Thread() {
50 long start = System.currentTimeMillis();
52 while (!isInterrupted()) {
54 synchronized (thread) {
58 LedFrame frame = LedFrame.from(config);
59 updateFrame(frame, System.currentTimeMillis() - start, index);
60 updateWithFrame(frame);
61 index = (index + 1) % config.leds.getCount();
64 } catch (InterruptedException e) {
65 // e.printStackTrace();
72 private void stopThread() {
78 * @param time Time in milliseconds since start
79 * @param count Goes from 0 to number of LEDs - 1
81 protected void updateFrame(LedFrame frame, long time, int count) {
83 for (int i = 0; i < config.leds.getCount(); i++) {
84 double r = Math.sin(2 * i * Math.PI / config.leds.getCount() + time * 0.001) * 0.5 + 0.5;
85 double g = Math.cos(2 * i * Math.PI / config.leds.getCount() + time * 0.002) * 0.5 + 0.5;
86 frame.setLedColor(i, Color.rgb(r, g, 0));
88 } else if (type == 1) {
89 for (int i = 0; i < config.leds.getCount(); i++) {
90 double x = frame.xOf(i);
91 double y = frame.yOf(i);
92 double b = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
93 double g = Math.min(1, Math.max(0, noise.getr(-b, b, 0.5, x*3, y*3, time / 5000.0)));
94 frame.setLedColor(i, Color.rgb(0, g, b));
96 } else if (type == 2) {
97 int ledCount = config.leds.getCount();
98 double hueOffset = time * 0.00001;
99 double hueLength = 1.0 / 6;
100 for (int i = 0; i < config.leds.getCount(); i++) {
101 double ledOffset = (i + (hueOffset * ledCount)) % ledCount;
102 double value = Math.abs((ledOffset * 2 - ledCount) / ledCount); // 1 to 0 to 1
103 frame.setLedColor(i, Color.hsv(value * hueLength + hueOffset, 1, 1));
105 } else if (type == 3) {
106 for (int i = 0; i < config.leds.getCount(); i++) {
107 double x = frame.xOf(i);
108 double y = frame.yOf(i);
109 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
110 frame.setLedColor(i, Color.rgb(0, g, 1 - g * 0.5));
112 } else if (type == 4) {
113 for (int i = 0; i < config.leds.getCount(); i++) {
114 double x = frame.xOf(i);
115 double y = frame.yOf(i);
116 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
117 frame.setLedColor(i, Color.rgb(1, g, 0));
119 } else if (type == 5) {
120 for (int i = 0; i < config.leds.getCount(); i++) {
121 double x = frame.xOf(i);
122 double y = frame.yOf(i);
123 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;
124 frame.setLedColor(i, Color.hsv(hue, 1, 1));
129 private SimplexNoise3D noise = new SimplexNoise3D(0);