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Root/src/Graphics/SetDataOptions.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.
 */
#endregion
 
namespace Microsoft.Xna.Framework.Graphics
{
    /// <summary>
    /// Defines how vertex or index buffer data will be flushed during a SetData operation.
    /// </summary>
    public enum SetDataOptions
    {
        /// <summary>
        /// The SetData can overwrite the portions of existing data.
        /// </summary>
        None = 0,
        /// <summary>
        /// The SetData will discard the entire buffer. A pointer to a new memory area is returned and rendering from the previous area do not stall.
        /// </summary>
        Discard = 1,
        /// <summary>
        /// The SetData operation will not overwrite existing data. This allows the driver to return immediately from a SetData operation and continue rendering.
        /// </summary>
        NoOverwrite = 2
    }
}

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