public static unsafe ulong ValidateAndGetGpuDescriptorHandle <TPixel>(IReadWriteTexture2D <TPixel> texture, GraphicsDevice device)
where TPixel : unmanaged
{
if (texture is IGraphicsResource resource)
{
D3D12_GPU_DESCRIPTOR_HANDLE d3D12GpuDescriptorHandle = resource.ValidateAndGetGpuDescriptorHandle(device);
return(*(ulong *)&d3D12GpuDescriptorHandle);
}
return(ThrowHelper.ThrowArgumentException <ulong>("The input texture is not a valid instance"));
}
/// <inheritdoc/>
public bool TryExecute(IReadWriteTexture2D <Float4> texture, TimeSpan time, object?parameter)
{
if (this.shaderFactory is Func <TimeSpan, T> shaderFactory)
{
texture.GraphicsDevice.ForEach(texture, this.shaderFactory(time));
}
else
{
texture.GraphicsDevice.ForEach(texture, this.statefulShaderFactory !(time, parameter));
}
return(true);
}
public bool TryExecute(IReadWriteTexture2D <Float4> texture, TimeSpan timespan, object?parameter)
{
if (this.texture is null ||
this.texture.GraphicsDevice != texture.GraphicsDevice)
{
string filename = Path.Combine(Package.Current.InstalledLocation.Path, "Assets", "Textures", "RustyMetal.png");
this.texture?.Dispose();
this.texture = texture.GraphicsDevice.LoadReadOnlyTexture2D <Rgba32, Float4>(filename);
}
texture.GraphicsDevice.ForEach(texture, new ContouredLayers((float)timespan.TotalSeconds, this.texture));
return(true);
}
/// <summary> /// Runs the input shader on a target <see cref="GraphicsDevice"/> instance, with the specified parameters. /// </summary> /// <typeparam name="T">The type of pixel shader to run.</typeparam> /// <typeparam name="TPixel">The type of pixels being processed by the shader.</typeparam> /// <param name="device">The <see cref="GraphicsDevice"/> to use to run the shader.</param> /// <param name="texture">The target texture to apply the pixel shader to.</param> /// <param name="shader">The input <typeparamref name="T"/> instance representing the pixel shader to run.</param> public static void ForEach <T, TPixel>(this GraphicsDevice device, IReadWriteTexture2D <TPixel> texture, in T shader)
/// <summary>
/// Runs the input shader on a target <see cref="GraphicsDevice"/> instance, with the specified parameters.
/// </summary>
/// <typeparam name="T">The type of pixel shader to run.</typeparam>
/// <typeparam name="TPixel">The type of pixels being processed by the shader.</typeparam>
/// <param name="device">The <see cref="GraphicsDevice"/> to use to run the shader.</param>
/// <param name="texture">The target texture to apply the pixel shader to.</param>
public static void ForEach <T, TPixel>(this GraphicsDevice device, IReadWriteTexture2D <TPixel> texture)
where T : struct, IPixelShader <TPixel>
where TPixel : unmanaged
{
ShaderRunner <T> .Run(device, texture, ref Unsafe.AsRef(default(T)));
}