#region Using Statements
using System;

#endregion // Using Statements

#region License

//
// This file is part of the ANX.Framework created by the "ANX.Framework developer group".
//
// This file is released under the Ms-PL license.
//
//
//
// Microsoft Public License (Ms-PL)
//
// This license governs use of the accompanying software. If you use the software, you accept this license. 
// If you do not accept the license, do not use the software.
//
// 1.Definitions
//   The terms "reproduce," "reproduction," "derivative works," and "distribution" have the same meaning 
//   here as under U.S. copyright law.
//   A "contribution" is the original software, or any additions or changes to the software.
//   A "contributor" is any person that distributes its contribution under this license.
//   "Licensed patents" are a contributor's patent claims that read directly on its contribution.
//
// 2.Grant of Rights
//   (A) Copyright Grant- Subject to the terms of this license, including the license conditions and limitations 
//       in section 3, each contributor grants you a non-exclusive, worldwide, royalty-free copyright license to 
//       reproduce its contribution, prepare derivative works of its contribution, and distribute its contribution
//       or any derivative works that you create.
//   (B) Patent Grant- Subject to the terms of this license, including the license conditions and limitations in 
//       section 3, each contributor grants you a non-exclusive, worldwide, royalty-free license under its licensed
//       patents to make, have made, use, sell, offer for sale, import, and/or otherwise dispose of its contribution 
//       in the software or derivative works of the contribution in the software.
//
// 3.Conditions and Limitations
//   (A) No Trademark License- This license does not grant you rights to use any contributors' name, logo, or trademarks.
//   (B) If you bring a patent claim against any contributor over patents that you claim are infringed by the software, your 
//       patent license from such contributor to the software ends automatically.
//   (C) If you distribute any portion of the software, you must retain all copyright, patent, trademark, and attribution 
//       notices that are present in the software.
//   (D) If you distribute any portion of the software in source code form, you may do so only under this license by including
//       a complete copy of this license with your distribution. If you distribute any portion of the software in compiled or 
//       object code form, you may only do so under a license that complies with this license.
//   (E) The software is licensed "as-is." You bear the risk of using it. The contributors give no express warranties, guarantees,
//       or conditions. You may have additional consumer rights under your local laws which this license cannot change. To the
//       extent permitted under your local laws, the contributors exclude the implied warranties of merchantability, fitness for a 
//       particular purpose and non-infringement.

#endregion // License

namespace ANX.Framework.Graphics
{
    public struct VertexBufferBinding
    {
        #region Private Members
        private VertexBuffer vertexBuffer;
        private int instanceFrequency;
        private int vertexOffset;
        #endregion // Private Members

        public VertexBufferBinding(VertexBuffer vertexBuffer)
        {
            this.vertexBuffer = vertexBuffer;
            this.vertexOffset = 0;
            this.instanceFrequency = 0;
        }

        public VertexBufferBinding(VertexBuffer vertexBuffer, int vertexOffset)
        {
            this.vertexBuffer = vertexBuffer;
            this.vertexOffset = vertexOffset;
            this.instanceFrequency = 0;
        }

        public VertexBufferBinding(VertexBuffer vertexBuffer, int vertexOffset, int instanceFrequency)
        {
            this.vertexBuffer = vertexBuffer;
            this.vertexOffset = vertexOffset;
            this.instanceFrequency = instanceFrequency;
        }

        public static implicit operator VertexBufferBinding(VertexBuffer vertexBuffer)
        {
            return new VertexBufferBinding(vertexBuffer);
        }

        public VertexBuffer VertexBuffer
        {
            get
            {
                return this.vertexBuffer;
            }
        }

        public int InstanceFrequency
        {
            get
            {
                return this.instanceFrequency;
            }
        }

        public int VertexOffset
        {
            get
            {
                return this.vertexOffset;
            }
        }
    }
}