1 files changed, 55 insertions, 0 deletions
diff --git a/mcs/class/System.Drawing/Test/DrawingTest/Exocortex.DSP/src/FourierDirection.cs b/mcs/class/System.Drawing/Test/DrawingTest/Exocortex.DSP/src/FourierDirection.cs
new file mode 100644
index 00000000000..275ad743c18
--- /dev/null
+++ b/mcs/class/System.Drawing/Test/DrawingTest/Exocortex.DSP/src/FourierDirection.cs
@@ -0,0 +1,55 @@
+/*
+ * BSD Licence:
+ * Copyright (c) 2001, 2002 Ben Houston [ ben@exocortex.org ]
+ * Exocortex Technologies [ www.exocortex.org ]
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, 
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ * notice, this list of conditions and the following disclaimer in the 
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the <ORGANIZATION> nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+
+
+using System;
+
+namespace Exocortex.DSP
+{
+	// Comments? Questions? Bugs? Tell Ben Houston at ben@exocortex.org
+	// Version: May 4, 2002
+
+	/// <summary>
+	/// <p>The direction of the fourier transform.</p>
+	/// </summary>
+	public enum FourierDirection : int {
+		/// <summary>
+		/// Forward direction.  Usually in reference to moving from temporal
+		/// representation to frequency representation
+		/// </summary>
+		Forward = 1,
+		/// <summary>
+		/// Backward direction. Usually in reference to moving from frequency
+		/// representation to temporal representation
+		/// </summary>
+		Backward = -1,
+	}
+}