/move and /rotate fixes

2026-10-12 02:13:48 -04:00 · 2014-06-07 20:58:36 +02:00
parent 2b8ba3e101
commit 6245de711d
3 changed files with 16 additions and 5 deletions
@@ -68,4 +68,14 @@ public class MathUtilities {
 		BigDecimal dec = new BigDecimal(seconds);
 		return dec.remainder(new BigDecimal(3600)).divide(new BigDecimal(60), BigDecimal.ROUND_FLOOR).intValue();
 	}
+	
+	public float fastInverseSqrt(float x) {
+	    float xHalf = 0.5F * x;
+	    int temp = Float.floatToRawIntBits(x);
+	    temp = 0x5F3759DF - (temp >> 1); // magic
+	    float newX = Float.intBitsToFloat(temp);
+	    newX = newX * (1.5F - xHalf * newX * newX);
+	    return newX;
+	}
+	
 }