public DX11DepthStencil(DX11RenderContext context, int w, int h, SampleDescription sd, Format format)
{
this.context = context;
var depthBufferDesc = new Texture2DDescription
{
ArraySize = 1,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = DepthFormatsHelper.GetGenericTextureFormat(format),
Height = h,
Width = w,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = sd,
Usage = ResourceUsage.Default
};
this.Resource = new Texture2D(context.Device, depthBufferDesc);
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
ArraySize = 1,
Format = DepthFormatsHelper.GetSRVFormat(format),
Dimension = sd.Count == 1 ? ShaderResourceViewDimension.Texture2D : ShaderResourceViewDimension.Texture2DMultisampled,
MipLevels = 1,
MostDetailedMip = 0
};
this.SRV = new ShaderResourceView(context.Device, this.Resource, srvd);
if (format == Format.D24_UNorm_S8_UInt || format == Format.D32_Float_S8X24_UInt)
{
ShaderResourceViewDescription stencild = new ShaderResourceViewDescription()
{
ArraySize = 1,
Format = format == Format.D24_UNorm_S8_UInt ? SlimDX.DXGI.Format.X24_Typeless_G8_UInt : Format.X32_Typeless_G8X24_UInt,
Dimension = sd.Count == 1 ? ShaderResourceViewDimension.Texture2D : ShaderResourceViewDimension.Texture2DMultisampled,
MipLevels = 1,
MostDetailedMip = 0
};
this.stencilview = new ShaderResourceView(this.context.Device, this.Resource, stencild);
this.Stencil = DX11Texture2D.FromTextureAndSRV(this.context, this.Resource, this.stencilview);
}
else
{
//Just pass depth instead
this.Stencil = DX11Texture2D.FromTextureAndSRV(this.context, this.Resource, this.SRV);
}
DepthStencilViewDescription dsvd = new DepthStencilViewDescription()
{
Format = DepthFormatsHelper.GetDepthFormat(format),
Dimension = sd.Count == 1 ? DepthStencilViewDimension.Texture2D : DepthStencilViewDimension.Texture2DMultisampled,
MipSlice = 0
};
this.DSV = new DepthStencilView(context.Device, this.Resource, dsvd);
//Read only dsv only supported in dx11 minimum
if (context.IsFeatureLevel11)
{
dsvd.Flags = DepthStencilViewFlags.ReadOnlyDepth;
if (format == Format.D24_UNorm_S8_UInt || format == Format.D32_Float_S8X24_UInt)
{
dsvd.Flags |= DepthStencilViewFlags.ReadOnlyStencil;
}
this.ReadOnlyDSV = new DepthStencilView(context.Device, this.Resource, dsvd);
}
this.desc = depthBufferDesc;
this.isowner = true;
}
public DX11DepthTextureArray(DX11RenderContext context, int w, int h, int elemcnt, Format format, bool buildslices = true)
{
this.context = context;
this.original = format;
var texBufferDesc = new Texture2DDescription
{
ArraySize = elemcnt,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = DepthFormatsHelper.GetGenericTextureFormat(format),
Height = h,
Width = w,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
};
this.Resource = new Texture2D(context.Device, texBufferDesc);
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
ArraySize = elemcnt,
FirstArraySlice = 0,
Dimension = ShaderResourceViewDimension.Texture2DArray,
Format = DepthFormatsHelper.GetSRVFormat(format),
MipLevels = 1,
MostDetailedMip = 0
};
this.SRV = new ShaderResourceView(context.Device, this.Resource, srvd);
DepthStencilViewDescription dsvd = new DepthStencilViewDescription()
{
ArraySize = elemcnt,
FirstArraySlice = 0,
Format = DepthFormatsHelper.GetDepthFormat(format),
Dimension = DepthStencilViewDimension.Texture2DArray,
MipSlice = 0
};
this.DSV = new DepthStencilView(context.Device, this.Resource, dsvd);
dsvd.Flags = DepthStencilViewFlags.ReadOnlyDepth;
if (format == Format.D24_UNorm_S8_UInt)
{
dsvd.Flags |= DepthStencilViewFlags.ReadOnlyStencil;
}
this.ReadOnlyDSV = new DepthStencilView(context.Device, this.Resource, dsvd);
this.desc = texBufferDesc;
this.SliceDSV = new DX11SliceDepthStencil[this.ElemCnt];
if (buildslices)
{
for (int i = 0; i < this.ElemCnt; i++)
{
this.SliceDSV[i] = new DX11SliceDepthStencil(this.context, this, i, DepthFormatsHelper.GetDepthFormat(format));
}
}
}
public DX11CubeDepthStencil(DX11RenderContext context, int size, SampleDescription sd, Format format)
{
this.context = context;
var texBufferDesc = new Texture2DDescription
{
ArraySize = 6,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = DepthFormatsHelper.GetGenericTextureFormat(format),
Height = size,
Width = size,
OptionFlags = ResourceOptionFlags.TextureCube,
SampleDescription = sd,
Usage = ResourceUsage.Default,
MipLevels = 1
};
this.Resource = new Texture2D(context.Device, texBufferDesc);
this.desc = texBufferDesc;
//Create faces SRV/RTV
this.SliceDSV = new DX11SliceDepthStencil[6];
ShaderResourceViewDescription svd = new ShaderResourceViewDescription()
{
Dimension = ShaderResourceViewDimension.TextureCube,
Format = DepthFormatsHelper.GetSRVFormat(format),
MipLevels = 1,
MostDetailedMip = 0,
First2DArrayFace = 0
};
DepthStencilViewDescription dsvd = new DepthStencilViewDescription()
{
ArraySize = 6,
Dimension = DepthStencilViewDimension.Texture2DArray,
FirstArraySlice = 0,
Format = DepthFormatsHelper.GetDepthFormat(format),
MipSlice = 0
};
this.DSV = new DepthStencilView(context.Device, this.Resource, dsvd);
if (context.IsFeatureLevel11)
{
dsvd.Flags = DepthStencilViewFlags.ReadOnlyDepth;
if (format == Format.D24_UNorm_S8_UInt)
{
dsvd.Flags |= DepthStencilViewFlags.ReadOnlyStencil;
}
this.ReadOnlyDSV = new DepthStencilView(context.Device, this.Resource, dsvd);
}
this.SRV = new ShaderResourceView(context.Device, this.Resource, svd);
for (int i = 0; i < 6; i++)
{
this.SliceDSV[i] = new DX11SliceDepthStencil(context, this, i, DepthFormatsHelper.GetDepthFormat(format));
}
}