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() {
44 private void startThread() {
45 thread = new Thread() {
48 long start = System.currentTimeMillis();
50 while (!isInterrupted()) {
54 LedFrame frame = LedFrame.from(config);
55 updateFrame(frame, System.currentTimeMillis() - start, index);
56 updateWithFrame(frame);
57 index = (index + 1) % config.leds.getCount();
60 } catch (InterruptedException e) {
68 private void stopThread() {
74 * @param time Time in milliseconds since start
75 * @param count Goes from 0 to number of LEDs - 1
77 protected void updateFrame(LedFrame frame, long time, int count) {
79 for (int i = 0; i < config.leds.getCount(); i++) {
80 double r = Math.sin(2 * i * Math.PI / config.leds.getCount() + time * 0.001) * 0.5 + 0.5;
81 double g = Math.cos(2 * i * Math.PI / config.leds.getCount() + time * 0.002) * 0.5 + 0.5;
82 frame.setLedColor(i, Color.rgb(r, g, 0));
84 } else if (type == 1) {
85 for (int i = 0; i < config.leds.getCount(); i++) {
86 double x = frame.xOf(i);
87 double y = frame.yOf(i);
88 double b = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
89 double g = Math.min(1, Math.max(0, noise.getr(-b, b, 0.5, x*3, y*3, time / 5000.0)));
90 frame.setLedColor(i, Color.rgb(0, g, b));
92 } else if (type == 2) {
93 int ledCount = config.leds.getCount();
94 double hueOffset = time * 0.00001;
95 double hueLength = 1.0 / 6;
96 for (int i = 0; i < config.leds.getCount(); i++) {
97 double ledOffset = (i + (hueOffset * ledCount)) % ledCount;
98 double value = Math.abs((ledOffset * 2 - ledCount) / ledCount); // 1 to 0 to 1
99 frame.setLedColor(i, Color.hsv(value * hueLength + hueOffset, 1, 1));
101 } else if (type == 3) {
102 for (int i = 0; i < config.leds.getCount(); i++) {
103 double x = frame.xOf(i);
104 double y = frame.yOf(i);
105 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
106 frame.setLedColor(i, Color.rgb(0, g, 1 - g * 0.5));
108 } else if (type == 4) {
109 for (int i = 0; i < config.leds.getCount(); i++) {
110 double x = frame.xOf(i);
111 double y = frame.yOf(i);
112 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
113 frame.setLedColor(i, Color.rgb(1, g, 0));
115 } else if (type == 5) {
116 for (int i = 0; i < config.leds.getCount(); i++) {
117 double x = frame.xOf(i);
118 double y = frame.yOf(i);
119 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;
120 frame.setLedColor(i, Color.hsv(hue, 1, 1));
125 private SimplexNoise3D noise = new SimplexNoise3D(0);