EffectAnnotation.cs

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using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
 
namespace Microsoft.Xna.Framework.Graphics;
 
public sealed class EffectAnnotation
{
    internal unsafe ID3DXBaseEffect* pEffect;
 
    internal unsafe sbyte* _handle;
 
    internal string _name;
 
    internal string _semantic;
 
    internal int _rows;
 
    internal int _columns;
 
    internal EffectParameterClass _paramClass;
 
    internal EffectParameterType _paramType;
 
    public EffectParameterType ParameterType => _paramType;
 
    public EffectParameterClass ParameterClass => _paramClass;
 
    public int ColumnCount => _columns;
 
    public int RowCount => _rows;
 
    public string Semantic => _semantic;
 
    public string Name => _name;
 
    internal unsafe EffectAnnotation(ID3DXBaseEffect* parent, sbyte* handle)
    {
        pEffect = parent;
        _handle = handle;
        base._002Ector();
        ID3DXBaseEffect* ptr = pEffect;
        System.Runtime.CompilerServices.Unsafe.SkipInit(out _D3DXPARAMETER_DESC d3DXPARAMETER_DESC);
        int num = ((delegate* unmanaged[Stdcall, Stdcall]<IntPtr, sbyte*, _D3DXPARAMETER_DESC*, int>)(int)(*(uint*)(*(int*)ptr + 16)))((nint)ptr, _handle, &d3DXPARAMETER_DESC);
        if (num < 0)
        {
            throw GraphicsHelpers.GetExceptionFromResult((uint)num);
        }
        IntPtr ptr2 = (IntPtr)(void*)(int)(*(uint*)(&d3DXPARAMETER_DESC));
        _name = Marshal.PtrToStringAnsi(ptr2);
        _semantic = ((System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, int>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 4)) == 0) ? string.Empty : Marshal.PtrToStringAnsi((IntPtr)(void*)(int)System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, uint>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 4))));
        _rows = System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, int>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 16));
        _columns = System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, int>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 20));
        _paramClass = _003CModule_003E.ConvertDxParameterClassToXna(System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, _D3DXPARAMETER_CLASS>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 8)));
        _paramType = _003CModule_003E.ConvertDxParameterTypeToXna(System.Runtime.CompilerServices.Unsafe.As<_D3DXPARAMETER_DESC, _D3DXPARAMETER_TYPE>(ref System.Runtime.CompilerServices.Unsafe.AddByteOffset(ref d3DXPARAMETER_DESC, 12)));
    }
 
    internal unsafe void UpdateHandle(ID3DXBaseEffect* parent, sbyte* handle)
    {
        pEffect = parent;
        _handle = handle;
    }
 
    [return: MarshalAs(UnmanagedType.U1)]
    public unsafe bool GetValueBoolean()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueBoolean();
        }
        finally
        {
        }
    }
 
    public unsafe int GetValueInt32()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueInt32();
        }
        finally
        {
        }
    }
 
    public unsafe float GetValueSingle()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueSingle();
        }
        finally
        {
        }
    }
 
    public unsafe Vector2 GetValueVector2()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueVector2();
        }
        finally
        {
        }
    }
 
    public unsafe Vector3 GetValueVector3()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueVector3();
        }
        finally
        {
        }
    }
 
    public unsafe Vector4 GetValueVector4()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueVector4();
        }
        finally
        {
        }
    }
 
    public unsafe Matrix GetValueMatrix()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueMatrix();
        }
        finally
        {
        }
    }
 
    public unsafe string GetValueString()
    {
        try
        {
            return new EffectParameter(pEffect, null, _handle, -1).GetValueString();
        }
        finally
        {
        }
    }
}