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DataBox.cs
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82 lines (76 loc) · 2.94 KB
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// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.Runtime.InteropServices;
namespace SharpDX
{
/// <summary>
/// Provides access to data organized in 3D.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
public struct DataBox
{
/// <summary>
/// Initializes a new instance of the <see cref="DataBox"/> struct.
/// </summary>
/// <param name="datapointer">The datapointer.</param>
/// <param name="rowPitch">The row pitch.</param>
/// <param name="slicePitch">The slice pitch.</param>
public DataBox(IntPtr datapointer, int rowPitch, int slicePitch)
{
DataPointer = datapointer;
RowPitch = rowPitch;
SlicePitch = slicePitch;
}
/// <summary>
/// Initializes a new instance of the <see cref="DataBox"/> struct.
/// </summary>
/// <param name="dataPointer">The data pointer.</param>
public DataBox(IntPtr dataPointer)
{
DataPointer = dataPointer;
RowPitch = 0;
SlicePitch = 0;
}
/// <summary>
/// Pointer to the data.
/// </summary>
public IntPtr DataPointer;
/// <summary>
/// Gets the number of bytes per row.
/// </summary>
public int RowPitch;
/// <summary>
/// Gets the number of bytes per slice (for a 3D texture, a slice is a 2D image)
/// </summary>
public int SlicePitch;
/// <summary>
/// Gets a value indicating whether this instance is empty.
/// </summary>
/// <value><c>true</c> if this instance is empty; otherwise, <c>false</c>.</value>
public bool IsEmpty
{
get
{
return DataPointer == IntPtr.Zero && RowPitch == 0 && SlicePitch == 0;
}
}
}
}