public BlendNode(int w, int h, GraphPixelType p = GraphPixelType.RGBA) : base()
{
Name = "Blend";
width = w;
height = h;
alpha = 1;
alphaMode = AlphaModeType.Background;
mode = BlendType.Copy;
previewProcessor = new BasicImageRenderer();
processor = new BlendProcessor();
internalPixelType = p;
tileX = tileY = 1;
Id = Guid.NewGuid().ToString();
Output = new NodeOutput(NodeType.Color | NodeType.Gray, this);
first = new NodeInput(NodeType.Color | NodeType.Gray, this, "Foreground");
second = new NodeInput(NodeType.Color | NodeType.Gray, this, "Background");
mask = new NodeInput(NodeType.Gray, this, "Mask");
Inputs.Add(first);
Inputs.Add(second);
Inputs.Add(mask);
Outputs.Add(Output);
}
public override void Dispose()
{
base.Dispose();
if (processor != null)
{
processor.Release();
processor = null;
}
}
/// <summary>
/// Use this one only for when restoring
/// from json
/// </summary>
public Layer(int w, int h, Graph parent)
{
opacityModes = new Dictionary <LayerPasses, float>();
blendModes = new Dictionary <LayerPasses, BlendType>();
width = w;
height = h;
Id = Guid.NewGuid().ToString();
ParentGraph = parent;
processor = new BlendProcessor();
InitDefaultModes();
}
/// <summary>
/// Combines the given image together with the current one by blending their pixels.
/// </summary>
/// <param name="source">The image this method extends.</param>
/// <param name="image">The image to blend with the currently processing image.</param>
/// <typeparam name="T">The pixel format.</typeparam>
/// <typeparam name="TP">The packed format. <example>long, float.</example></typeparam>
/// <param name="percent">The opacity of the image image to blend. Must be between 0 and 100.</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{T,TP}"/>.</returns>
public static Image <T, TP> Blend <T, TP>(this Image <T, TP> source, ImageBase <T, TP> image, int percent, Rectangle rectangle, ProgressEventHandler progressHandler = null)
where T : IPackedVector <TP>
where TP : struct
{
BlendProcessor <T, TP> processor = new BlendProcessor <T, TP>(image, percent);
processor.OnProgress += progressHandler;
try
{
return(source.Process(rectangle, processor));
}
finally
{
processor.OnProgress -= progressHandler;
}
}
public void Dispose()
{
if (processor != null)
{
processor.Release();
processor = null;
}
if (Mask != null)
{
Mask = null;
}
if (Core != null)
{
Core.Dispose();
Core = null;
}
}
public Layer(Layer other)
{
opacityModes = new Dictionary <LayerPasses, float>();
blendModes = new Dictionary <LayerPasses, BlendType>();
Id = Guid.NewGuid().ToString();
width = other.width;
height = other.height;
ParentGraph = other.ParentGraph;
FromJson(other, other.ParentGraph);
processor = new BlendProcessor();
name += " copy";
foreach (LayerPasses pass in other.blendModes.Keys)
{
blendModes[pass] = other.blendModes[pass];
opacityModes[pass] = other.opacityModes[pass];
}
}
public Layer(string name, int w, int h, Graph parent)
{
opacityModes = new Dictionary <LayerPasses, float>();
blendModes = new Dictionary <LayerPasses, BlendType>();
Id = Guid.NewGuid().ToString();
Name = name;
width = w;
height = h;
Core = new ImageGraph(name, w, h);
Core.ParentGraph = parent;
ParentGraph = parent;
Blending = BlendType.Copy;
Opacity = 1.0f;
processor = new BlendProcessor();
InitDefaultModes();
}
protected static bool CombineOutputTypes(OutputType type, float opacity, BlendType blending, Graph previous, Dictionary <OutputType, Node> render, Node mask, BlendProcessor processor)
{
if (previous == null || render == null || processor == null)
{
return(false);
}
Node node = null;
foreach (string k in previous.OutputNodes)
{
Node n = null;
if (previous.NodeLookup.TryGetValue(k, out n))
{
OutputNode output = n as OutputNode;
if (output != null && output.OutType == type)
{
node = n;
break;
}
}
}
Node renderLayer = null;
render.TryGetValue(type, out renderLayer);
if (node != null && renderLayer != null && renderLayer.GetActiveBuffer() != null && renderLayer.GetActiveBuffer().Id != 0 && node.GetActiveBuffer() != null && node.GetActiveBuffer().Id != 0)
{
processor.Alpha = opacity;
processor.AlphaMode = (int)AlphaModeType.Add;
processor.BlendMode = (int)blending;
processor.Luminosity = 1.0f;
processor.Process(node.Width, node.Height, node.GetActiveBuffer(), renderLayer.GetActiveBuffer(), mask?.GetActiveBuffer(), renderLayer.GetActiveBuffer());
processor.Complete();
return(true);
}
return(false);
}
