public InvertNode(int w, int h, GraphPixelType p = GraphPixelType.RGBA)
{
Name = "Invert";
Id = Guid.NewGuid().ToString();
width = w;
height = h;
red = true;
blue = true;
green = true;
alpha = false;
tileX = tileY = 1;
previewProcessor = new BasicImageRenderer();
processor = new InvertProcessor();
internalPixelType = p;
input = new NodeInput(NodeType.Color | NodeType.Gray, this, "Image Input");
output = new NodeOutput(NodeType.Color | NodeType.Gray, this);
input.OnInputAdded += Input_OnInputAdded;
input.OnInputChanged += Input_OnInputChanged;
input.OnInputRemoved += Input_OnInputRemoved;
Inputs = new List <NodeInput>();
Inputs.Add(input);
Outputs = new List <NodeOutput>();
Outputs.Add(output);
}
public override void Dispose()
{
base.Dispose();
if (processor != null)
{
processor.Release();
processor = null;
}
}
/// <summary>
/// Inverts the colors of the image.
/// </summary>
/// <param name="source">The image this method extends.</param>
/// <param name="rectangle">
/// The <see cref="Rectangle"/> structure that specifies the portion of the image object to alter.
/// </param>
/// <param name="progressHandler">A delegate which is called as progress is made processing the image.</param>
/// <returns>The <see cref="Image"/>.</returns>
public static Image <T, TP> Invert <T, TP>(this Image <T, TP> source, Rectangle rectangle, ProgressEventHandler progressHandler = null)
where T : IPackedVector <TP>
where TP : struct
{
InvertProcessor <T, TP> processor = new InvertProcessor <T, TP>();
processor.OnProgress += progressHandler;
try
{
return(source.Process(rectangle, processor));
}
finally
{
processor.OnProgress -= progressHandler;
}
}