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Root/src/Content/ContentReaders/VertexBufferReader.cs

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#region License
/* FNA - XNA4 Reimplementation for Desktop Platforms
 * Copyright 2009-2016 Ethan Lee and the MonoGame Team
 *
 * Released under the Microsoft Public License.
 * See LICENSE for details.
 */
 
/* Derived from code by the Mono.Xna Team (Copyright 2006).
 * Released under the MIT License. See monoxna.LICENSE for details.
 */
#endregion
 
#region Using Statements
using Microsoft.Xna.Framework.Graphics;
#endregion
 
namespace Microsoft.Xna.Framework.Content
{
    class VertexBufferReader : ContentTypeReader<VertexBuffer>
    {
        #region Protected Read Method
 
        protected internal override VertexBuffer Read(
            ContentReader input,
            VertexBuffer existingInstance
        ) {
            VertexDeclaration declaration = input.ReadRawObject<VertexDeclaration>();
            int vertexCount = (int) input.ReadUInt32();
            byte[] data = input.ReadBytes(vertexCount * declaration.VertexStride);
 
            VertexBuffer buffer = new VertexBuffer(
                input.GraphicsDevice,
                declaration,
                vertexCount,
                BufferUsage.None
            );
            buffer.SetData(data);
            return buffer;
        }
 
        #endregion
    }
}

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