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 private Configuration config;
13 public AmbientMode(String[] args) {
14 if (args.length > 0) {
15 type = Integer.parseInt(args[0]);
20 public void enter(Configuration config) {
30 public void startThread() {
31 thread = new Thread() {
34 long start = System.currentTimeMillis();
36 while (!isInterrupted()) {
37 LedFrame frame = LedFrame.from(config);
38 updateFrame(frame, System.currentTimeMillis() - start, index);
39 updateWithFrame(frame);
40 index = (index + 1) % config.leds.getCount();
43 } catch (InterruptedException e) {
50 public void stopThread() {
56 * @param time Time in milliseconds since start
57 * @param count Goes from 0 to number of LEDs - 1
59 private void updateFrame(LedFrame frame, long time, int count) {
61 for (int i = 0; i < config.leds.getCount(); i++) {
62 double r = Math.sin(2 * i * Math.PI / config.leds.getCount() + time * 0.001) * 0.5 + 0.5;
63 double g = Math.cos(2 * i * Math.PI / config.leds.getCount() + time * 0.002) * 0.5 + 0.5;
64 frame.setLedColor(i, Color.rgb(r, g, 0));
66 } else if (type == 1) {
67 for (int i = 0; i < config.leds.getCount(); i++) {
68 double x = frame.xOf(i);
69 double y = frame.yOf(i);
70 double b = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
71 double g = Math.min(1, Math.max(0, noise.getr(-b, b, 0.5, x*3, y*3, time / 5000.0)));
72 frame.setLedColor(i, Color.rgb(0, g, b));
74 } else if (type == 2) {
75 int ledCount = config.leds.getCount();
76 double hueOffset = time * 0.00001;
77 double hueLength = 1.0 / 6;
78 for (int i = 0; i < config.leds.getCount(); i++) {
79 double ledOffset = (i + (hueOffset * ledCount)) % ledCount;
80 double value = Math.abs((ledOffset * 2 - ledCount) / ledCount); // 1 to 0 to 1
81 frame.setLedColor(i, Color.hsv(value * hueLength + hueOffset, 1, 1));
83 } else if (type == 3) {
84 for (int i = 0; i < config.leds.getCount(); i++) {
85 double x = frame.xOf(i);
86 double y = frame.yOf(i);
87 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
88 frame.setLedColor(i, Color.rgb(0, g, 1 - g * 0.5));
90 } else if (type == 4) {
91 for (int i = 0; i < config.leds.getCount(); i++) {
92 double x = frame.xOf(i);
93 double y = frame.yOf(i);
94 double g = Math.pow(Math.min(1, Math.max(0, noise.getr(0.0, 1.0, 1, x, y, time / 7000.0))), 1.5);
95 frame.setLedColor(i, Color.rgb(1, g, 0));
97 } else if (type == 5) {
98 for (int i = 0; i < config.leds.getCount(); i++) {
99 double x = frame.xOf(i);
100 double y = frame.yOf(i);
101 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;
102 frame.setLedColor(i, Color.hsv(hue, 1, 1));
107 private SimplexNoise3D noise = new SimplexNoise3D(0);