Added my own direction class

Same as ForgeDirection but with more directions

src/minecraft/dark/core/Direction.java

@@ -0,0 +1,85 @@
+package dark.core;
+
+import net.minecraftforge.common.ForgeDirection;
+import universalelectricity.core.vector.Vector3;
+
+public enum Direction
+{
+	/** -Y */
+	DOWN(0, -1, 0),
+
+	/** +Y */
+	UP(0, 1, 0),
+
+	/** -Z */
+	NORTH(0, 0, -1),
+
+	/** +Z */
+	SOUTH(0, 0, 1),
+
+	/** -X */
+	WEST(-1, 0, 0),
+
+	/** +X */
+	EAST(1, 0, 0),
+
+	/** -X +Y */
+	NORTH_UP(0, 1, -1),
+
+	/** +X +Y */
+	SOUTH_UP(0, 1, 1),
+
+	/** -X +Y */
+	WEST_UP(-1, 1, 0),
+
+	/** +Z +Y */
+	EAST_UP(1, 1, 0),
+
+	/** -X -Y */
+	NORTH_DOWN(0, -1, -1),
+
+	/** +X -Y */
+	SOUTH_DOWN(0, -1, 1),
+
+	/** -X -Y */
+	WEST_DOWN(-1, -1, 0),
+
+	/** +Z -Y */
+	EAST_DOWN(1, -1, 0),
+
+	/** Used only by getOrientation, for invalid inputs */
+	UNKNOWN(0, 0, 0);
+	public static final Direction[] VALID_DIRECTIONS = { DOWN, UP, NORTH, SOUTH, WEST, EAST, NORTH_UP, SOUTH_UP, WEST_UP, EAST_UP, NORTH_DOWN, SOUTH_DOWN, WEST_DOWN, EAST_DOWN };
+
+	public final int offsetX;
+	public final int offsetY;
+	public final int offsetZ;
+
+	public static final int[] OPPOSITES = { 1, 0, 3, 2, 5, 4, 6 };
+
+	private Direction(int x, int y, int z)
+	{
+		offsetX = x;
+		offsetY = y;
+		offsetZ = z;
+	}
+
+	public static Direction getOrientation(int id)
+	{
+		if (id >= 0 && id < VALID_DIRECTIONS.length)
+		{
+			return VALID_DIRECTIONS[id];
+		}
+		return UNKNOWN;
+	}
+
+	public static Vector3 modifyPositionFromSide(Vector3 vec, Direction side, double amount)
+	{
+		double x = amount * side.offsetX;
+		double y = amount * side.offsetY;
+		double z = amount * side.offsetZ;
+
+		return new Vector3(vec.x + x, vec.y + y, vec.z + z);
+
+	}
+}