IDepthStencilView GetDsv(ref DepthStencilViewDescription viewDesc)
{
CDepthStencilView view = null;
foreach (var v in dsvs) { if (v.DescEquals(ref viewDesc)) { view = v; break; } }
if (view == null)
{
view = new CDepthStencilView(this, GetSurfaceLevel(viewDesc.FirstArraySlice, viewDesc.MipSlice), ref viewDesc);
dsvs.Add(view);
}
return view;
}
public static void CreateForTexture1D(int formatID, DepthStencilViewFlags flags, int mipSlice, out DepthStencilViewDescription desc)
{
desc = new DepthStencilViewDescription
{
Dimension = DepthStencilViewDimension.Texture1D,
FormatID = formatID,
Flags = flags,
MipSlice = mipSlice
};
}
public static void CreateForTexture2DMultisampledArray(int formatID, DepthStencilViewFlags flags, int firstArraySlice, int arraySize, out DepthStencilViewDescription desc)
{
desc = new DepthStencilViewDescription
{
Dimension = DepthStencilViewDimension.Texture2DMultisampledArray,
FormatID = formatID,
Flags = flags,
FirstArraySlice = firstArraySlice,
ArraySize = arraySize
};
}
public static bool Equals(ref DepthStencilViewDescription desc1, ref DepthStencilViewDescription desc2)
{
switch (desc1.Dimension)
{
case DepthStencilViewDimension.Unknown:
return desc2.Dimension == DepthStencilViewDimension.Unknown;
case DepthStencilViewDimension.Texture1D:
return desc2.Dimension == DepthStencilViewDimension.Texture1D &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags &&
desc1.MipSlice == desc2.MipSlice;
case DepthStencilViewDimension.Texture1DArray:
return desc2.Dimension == DepthStencilViewDimension.Texture1DArray &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags &&
desc1.MipSlice == desc2.MipSlice &&
desc1.FirstArraySlice == desc2.FirstArraySlice &&
desc1.ArraySize == desc2.ArraySize;
case DepthStencilViewDimension.Texture2D:
return desc2.Dimension == DepthStencilViewDimension.Texture2D &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags &&
desc1.MipSlice == desc2.MipSlice;
case DepthStencilViewDimension.Texture2DArray:
return desc2.Dimension == DepthStencilViewDimension.Texture2DArray &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags &&
desc1.MipSlice == desc2.MipSlice &&
desc1.FirstArraySlice == desc2.FirstArraySlice &&
desc1.ArraySize == desc2.ArraySize;
case DepthStencilViewDimension.Texture2DMultisampled:
return desc2.Dimension == DepthStencilViewDimension.Texture2DMultisampled &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags;
case DepthStencilViewDimension.Texture2DMultisampledArray:
return desc2.Dimension == DepthStencilViewDimension.Texture2DMultisampledArray &&
desc1.FormatID == desc2.FormatID &&
desc1.Flags == desc2.Flags &&
desc1.FirstArraySlice == desc2.FirstArraySlice &&
desc1.ArraySize == desc2.ArraySize;
default: throw new ShouldNeverHappenException();
}
}
public static void CreateForTexture2DMultisampled(int formatID, DepthStencilViewFlags flags, out DepthStencilViewDescription desc)
{
desc = new DepthStencilViewDescription
{
Dimension = DepthStencilViewDimension.Texture2DMultisampled,
FormatID = formatID,
Flags = flags,
};
}
