/// <summary>
/// Initializes a new instance of the <see cref="GorgonTextureLockData"/> class.
/// </summary>
/// <param name="graphics">The graphics context that owns this lock.</param>
/// <param name="texture">The texture that owns this lock.</param>
/// <param name="cache">Lock cache that will contain this lock.</param>
/// <param name="data">The data returned from the lock.</param>
/// <param name="mipLevel">The mip level of the sub resource.</param>
/// <param name="arrayIndex">Array index of the sub resource.</param>
internal GorgonTextureLockData(GorgonGraphics graphics, GorgonTexture texture, GorgonTextureLockCache cache, DX.DataBox data, int mipLevel, int arrayIndex)
: base(mipLevel, arrayIndex, 0)
{
Graphics = graphics;
Texture = texture;
_cache = cache;
Width = Texture.Settings.Width;
Height = Texture.Settings.Height;
Depth = Texture.Settings.Depth;
// Calculate the current size at the given mip level.
for (int mip = 0; mip < mipLevel; ++mip)
{
if (Width > 1)
{
Width >>= 1;
}
if (Height > 1)
{
Height >>= 1;
}
if (Depth > 1)
{
Depth >>= 1;
}
}
PitchInformation = new GorgonFormatPitch(data.RowPitch, data.SlicePitch);
Data = new GorgonDataStream(data.DataPointer.ToPointer(), data.SlicePitch);
}
/// <summary>
/// Initializes a new instance of the <see cref="GorgonImageBuffer" /> class.
/// </summary>
/// <param name="dataStart">The data start.</param>
/// <param name="pitchInfo">The pitch info.</param>
/// <param name="mipLevel">Mip map level.</param>
/// <param name="arrayIndex">Array index.</param>
/// <param name="sliceIndex">Slice index.</param>
/// <param name="width">The width for the buffer.</param>
/// <param name="height">The height for the buffer.</param>
/// <param name="depth">The depth for the buffer.</param>
/// <param name="format">Format of the buffer.</param>
internal unsafe GorgonImageBuffer(void *dataStart, GorgonFormatPitch pitchInfo, int mipLevel, int arrayIndex, int sliceIndex, int width, int height, int depth, BufferFormat format)
{
Data = new GorgonDataStream(dataStart, pitchInfo.SlicePitch);
PitchInformation = pitchInfo;
MipLevel = mipLevel;
ArrayIndex = arrayIndex;
SliceIndex = sliceIndex;
Width = width;
Height = height;
Depth = depth;
Format = format;
}
