first commit

SinCosLookup.java

@@ -0,0 +1,28 @@
+
+public class SinCosLookup
+{
+    private static double[] sin, cos;
+    
+    static
+    {
+        SinCosLookup.sin = new double[360];
+        SinCosLookup.cos = new double[360];
+        
+        for(int i = 0; i < 360; i++)
+        {
+            double rad = Math.toRadians(i);
+            SinCosLookup.sin[i] = Math.sin(rad);
+            SinCosLookup.cos[i] = Math.cos(rad);
+        }
+    }
+        
+    public static double getSin(int pos)
+    {
+        return SinCosLookup.sin[pos];
+    }
+    
+    public static double getCos(int pos)
+    {
+        return SinCosLookup.cos[pos];
+    }
+}