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add Color int-to-float utility

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Hannes Janetzek
2013-10-07 01:41:45 +02:00
parent d0dd09a5a4
commit a5c3f92826
1 changed files with 13 additions and 0 deletions
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13
vtm/src/org/oscim/backend/canvas/Color.java
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@@ -103,4 +103,17 @@ public class Color {
| ((int) alpha * ((color >>> 8) & 0xff)) << 8 | ((int) alpha * ((color >>> 8) & 0xff)) << 8
| ((int) alpha * ((color) & 0xff)); | ((int) alpha * ((color) & 0xff));
} }
public static float rToFloat(int color) {
return ((color >>> 16) & 0xff)/255f;
}
public static float gToFloat(int color) {
return ((color >>> 8) & 0xff)/255f;
}
public static float bToFloat(int color) {
return ((color) & 0xff)/255f;
}
public static float aToFloat(int color) {
return ((color >>> 24) & 0xff)/255f;
}
} }