X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=src%2Fkaka%2Fcakelight%2FColor.java;h=1e92da9c193d5052b3ed0963a27948308042f76a;hb=65af4342c4259d9b99de31a65be58cb1ec4e524d;hp=ba85866aa98eb2fe1c030d60dc32f4373fc3024b;hpb=242486dc84c4f5b0c1bfad9807099355246f4ee2;p=kaka%2Fcakelight.git

diff --git a/src/kaka/cakelight/Color.java b/src/kaka/cakelight/Color.java
index ba85866..1e92da9 100644
--- a/src/kaka/cakelight/Color.java
+++ b/src/kaka/cakelight/Color.java
@@ -3,6 +3,10 @@ package kaka.cakelight;
 public class Color {
     private int r, g, b;
 
+    public static Color rgb(double r, double g, double b) {
+        return rgb((int)(255 * r), (int)(255 * g), (int)(255 * b));
+    }
+
     public static Color rgb(int r, int g, int b) {
         Color c = new Color();
         c.r = r;
@@ -11,6 +15,25 @@ public class Color {
         return c;
     }
 
+    public static Color hsv(double hue, double saturation, double value) {
+        double normalizedHue = hue - Math.floor(hue);
+        int h = (int)(normalizedHue * 6);
+        double f = normalizedHue * 6 - h;
+        double p = value * (1 - saturation);
+        double q = value * (1 - f * saturation);
+        double t = value * (1 - (1 - f) * saturation);
+
+        switch (h) {
+            case 0: return rgb(value, t, p);
+            case 1: return rgb(q, value, p);
+            case 2: return rgb(p, value, t);
+            case 3: return rgb(p, q, value);
+            case 4: return rgb(t, p, value);
+            case 5: return rgb(value, p, q);
+            default: throw new RuntimeException("Something went wrong when converting from HSV to RGB. Input was " + hue + ", " + saturation + ", " + value);
+        }
+    }
+
     public int r() {
         return r;
     }