RenderTargetCube.cs

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using System;
using System.Runtime.CompilerServices;
using System.Runtime.ExceptionServices;
using System.Runtime.InteropServices;
 
namespace Microsoft.Xna.Framework.Graphics;
 
public class RenderTargetCube : TextureCube, IDynamicGraphicsResource
{
    internal RenderTargetHelper helper;
 
    internal bool _contentLost;
 
    private EventHandler<EventArgs> _003Cbacking_store_003EContentLost;
 
    public bool IsContentLost
    {
        [return: MarshalAs(UnmanagedType.U1)]
        get
        {
            if (!_contentLost)
            {
                _contentLost = _parent.IsDeviceLost;
            }
            return _contentLost;
        }
    }
 
    public RenderTargetUsage RenderTargetUsage => helper.usage;
 
    public int MultiSampleCount => helper.multiSampleCount;
 
    public DepthFormat DepthStencilFormat => helper.depthFormat;
 
    [SpecialName]
    public virtual event EventHandler<EventArgs> ContentLost
    {
        [MethodImpl(MethodImplOptions.Synchronized)]
        add
        {
            _003Cbacking_store_003EContentLost = (EventHandler<EventArgs>)Delegate.Combine(_003Cbacking_store_003EContentLost, value);
        }
        [MethodImpl(MethodImplOptions.Synchronized)]
        remove
        {
            _003Cbacking_store_003EContentLost = (EventHandler<EventArgs>)Delegate.Remove(_003Cbacking_store_003EContentLost, value);
        }
    }
 
    public RenderTargetCube(GraphicsDevice graphicsDevice, int size, [MarshalAs(UnmanagedType.U1)] bool mipMap, SurfaceFormat preferredFormat, DepthFormat preferredDepthFormat, int preferredMultiSampleCount, RenderTargetUsage usage)
    {
        try
        {
            CreateRenderTarget(graphicsDevice, size, mipMap, preferredFormat, preferredDepthFormat, preferredMultiSampleCount, usage);
            return;
        }
        catch
        {
            //try-fault
            base.Dispose(true);
            throw;
        }
    }
 
    public RenderTargetCube(GraphicsDevice graphicsDevice, int size, [MarshalAs(UnmanagedType.U1)] bool mipMap, SurfaceFormat preferredFormat, DepthFormat preferredDepthFormat)
    {
        try
        {
            CreateRenderTarget(graphicsDevice, size, mipMap, preferredFormat, preferredDepthFormat, 0, RenderTargetUsage.DiscardContents);
            return;
        }
        catch
        {
            //try-fault
            base.Dispose(true);
            throw;
        }
    }
 
    private void _007ERenderTargetCube()
    {
    }
 
    internal void CreateRenderTarget(GraphicsDevice graphicsDevice, int size, [MarshalAs(UnmanagedType.U1)] bool mipMap, SurfaceFormat preferredFormat, DepthFormat preferredDepthFormat, int preferredMultiSampleCount, RenderTargetUsage usage)
    {
        if (graphicsDevice == null)
        {
            throw new ArgumentNullException("graphicsDevice", FrameworkResources.DeviceCannotBeNullOnResourceCreate);
        }
        graphicsDevice.Adapter.QueryFormat(isBackBuffer: false, graphicsDevice._deviceType, graphicsDevice._graphicsProfile, preferredFormat, preferredDepthFormat, preferredMultiSampleCount, out var selectedFormat, out var selectedDepthFormat, out var selectedMultiSampleCount);
        TextureCube.ValidateCreationParameters(graphicsDevice._profileCapabilities, size, selectedFormat);
        (helper = new RenderTargetHelper(this, size, size, selectedFormat, selectedDepthFormat, selectedMultiSampleCount, usage, graphicsDevice._profileCapabilities)).CreateSurfaces(graphicsDevice);
        CreateTexture(graphicsDevice, size, mipMap, 1u, (_D3DPOOL)0, selectedFormat);
    }
 
    internal override int SaveDataForRecreation()
    {
        return 0;
    }
 
    int IGraphicsResource.SaveDataForRecreation()
    {
        //ILSpy generated this explicit interface implementation from .override directive in SaveDataForRecreation
        return this.SaveDataForRecreation();
    }
 
    internal unsafe override int RecreateAndPopulateObject()
    {
        if (pComPtr != null)
        {
            return -2147467259;
        }
        int num = ((_levelCount > 1) ? 1 : 0);
        CreateTexture(_parent, _size, (byte)num != 0, 1u, (_D3DPOOL)0, _format);
        helper.CreateSurfaces(_parent);
        return 0;
    }
 
    int IGraphicsResource.RecreateAndPopulateObject()
    {
        //ILSpy generated this explicit interface implementation from .override directive in RecreateAndPopulateObject
        return this.RecreateAndPopulateObject();
    }
 
    internal override void ReleaseNativeObject([MarshalAs(UnmanagedType.U1)] bool disposeManagedResource)
    {
        base.ReleaseNativeObject(disposeManagedResource);
        helper?.ReleaseNativeObject();
    }
 
    void IGraphicsResource.ReleaseNativeObject([MarshalAs(UnmanagedType.U1)] bool disposeManagedResource)
    {
        //ILSpy generated this explicit interface implementation from .override directive in ReleaseNativeObject
        this.ReleaseNativeObject(disposeManagedResource);
    }
 
    internal virtual void SetContentLost([MarshalAs(UnmanagedType.U1)] bool isContentLost)
    {
        _contentLost = isContentLost;
        if (isContentLost)
        {
            raise_ContentLost(this, EventArgs.Empty);
        }
    }
 
    void IDynamicGraphicsResource.SetContentLost([MarshalAs(UnmanagedType.U1)] bool isContentLost)
    {
        //ILSpy generated this explicit interface implementation from .override directive in SetContentLost
        this.SetContentLost(isContentLost);
    }
 
    [SpecialName]
    protected virtual void raise_ContentLost(object value0, EventArgs value1)
    {
        _003Cbacking_store_003EContentLost?.Invoke(value0, value1);
    }
 
    [HandleProcessCorruptedStateExceptions]
    protected override void Dispose([MarshalAs(UnmanagedType.U1)] bool P_0)
    {
        if (P_0)
        {
            try
            {
                return;
            }
            finally
            {
                base.Dispose(true);
            }
        }
        base.Dispose(false);
    }
}