Sample game. Easing methods. Colors.

src/Static/Ease.bf

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+using System;
+
+namespace Strawberry
+{
+	static public class Ease
+	{
+		public delegate float Easer(float t);
+
+		static public float CubeIn(float t)
+		{
+			return t * t * t;
+		}
+
+		static public float CubeOut(float t)
+		{
+			return Invert(t, scope => CubeIn);
+		}
+
+		static public float CubeInOut(float t)
+		{
+			return Follow(t, scope => CubeIn, scope => CubeOut);
+		}
+
+		[Inline]
+		static public float Invert(float t, Easer easer)
+		{
+		    return 1 - easer(1 - t);
+		}
+
+		[Inline]
+		static public float Follow(float t, Easer a, Easer b)
+		{
+			return (t <= 0.5f) ? a(t * 2) / 2 : b(t * 2 - 1) / 2 + 0.5f;
+		}
+	}
+}