public DX11MipSliceRenderTarget(DX11RenderContext context, DX11Texture3D texture, int mipindex, int w, int h, int d)
{
this.context = context;
RenderTargetViewDescription rtd = new RenderTargetViewDescription()
{
Dimension = RenderTargetViewDimension.Texture3D,
Format = texture.Format,
MipSlice = mipindex,
DepthSliceCount = d
};
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription();
srvd.Dimension = ShaderResourceViewDimension.Texture3D;
srvd.MipLevels = 1;
srvd.MostDetailedMip = mipindex;
srvd.Format = texture.Format;
this.RTV = new RenderTargetView(context.Device, texture.Resource, rtd);
this.SRV = new ShaderResourceView(context.Device, texture.Resource, srvd);
this.Width = w;
this.Height = h;
this.Depth = d;
}
public static DX11Texture3D FromReference(DxDevice device, Texture3D texture, ShaderResourceView view)
{
DX11Texture3D result = new DX11Texture3D();
result.description = texture.Description;
result.ShaderView = view;
result.Texture = texture;
return(result);
}
public static DX11Texture3D FromResource(DX11RenderContext context, Texture3D tex, ShaderResourceView srv)
{
DX11Texture3D res = new DX11Texture3D(context);
res.Resource = tex;
res.SRV = srv;
Texture3DDescription desc = res.Resource.Description;
res.Width = desc.Width;
res.Height = desc.Height;
res.Format = desc.Format;
res.Depth = desc.Depth;
return(res);
}
public DX11MipSliceRenderTarget3D(DX11RenderContext context, DX11Texture3D texture, int mipindex, int w, int h, int d) : base(context)
{
this.Resource = texture.Resource;
RenderTargetViewDescription rtd = new RenderTargetViewDescription()
{
Dimension = RenderTargetViewDimension.Texture3D,
Format = texture.Format,
MipSlice = mipindex,
DepthSliceCount = d
};
UnorderedAccessViewDescription uavd = new UnorderedAccessViewDescription()
{
Dimension = UnorderedAccessViewDimension.Texture3D,
Format = texture.Format,
MipSlice = mipindex,
FirstDepthSlice = 0,
DepthSliceCount = d
};
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription();
srvd.Dimension = ShaderResourceViewDimension.Texture3D;
srvd.MipLevels = 1;
srvd.MostDetailedMip = mipindex;
srvd.Format = texture.Format;
srvd.ArraySize = d;
srvd.FirstArraySlice = 0;
this.RTV = new RenderTargetView(context.Device, texture.Resource, rtd);
this.SRV = new ShaderResourceView(context.Device, texture.Resource, srvd);
this.UAV = new UnorderedAccessView(context.Device, texture.Resource, uavd);
this.Width = w;
this.Height = h;
this.Depth = d;
}
public static DX11Texture3D FromFile(DX11RenderContext context, string path, ImageLoadInformation loadinfo)
{
DX11Texture3D res = new DX11Texture3D(context);
try
{
res.Resource = Texture3D.FromFile(context.Device, path, loadinfo);
res.SRV = new ShaderResourceView(context.Device, res.Resource);
Texture3DDescription desc = res.Resource.Description;
res.Width = desc.Width;
res.Height = desc.Height;
res.Format = desc.Format;
res.Depth = desc.Depth;
}
catch
{
}
return(res);
}
public static DX11Texture3D LoadTexture3D(DxDevice device, string path)
{
IntPtr resource;
long retcode = NativeMethods.LoadTextureFromFile(device.Device.NativePointer, path, out resource, 1);
if (retcode == 0)
{
Resource r = Resource.FromPointer <Resource>(resource);
if (r.Dimension != ResourceDimension.Texture3D)
{
r.Dispose();
throw new Exception("Texture is not a 3D Texture");
}
Texture3D texture = Texture3D.FromPointer <Texture3D>(resource);
ShaderResourceView srv = new ShaderResourceView(device, texture);
return(DX11Texture3D.FromReference(device, texture, srv));
}
else
{
throw new Exception("Failed to load texture");
}
}
