public SKSurface GenerateImage(Color background, int targetWidth = 0, bool borders = false, bool expanded = false, int xShift = 5, int yShift = 5, int colorType = 0)
{
DateTime time = DateTime.Now;
double scalingFactor = 1;
int width = shapes.Max(s => s.GetContainer().x2);
int heigth = shapes.Max(s => s.GetContainer().y2);
if (targetWidth != 0)
{
// get dimensions of the structure
//int x_min = shapes.Min(s => s.GetContainer().x1);
//int y_min = shapes.Min(s => s.GetContainer().y1);
scalingFactor = Math.Min((double)targetWidth / width, (double)targetWidth / heigth);
}
var info = new SKImageInfo((int)(width * scalingFactor) + 2 * xShift, (int)(heigth * scalingFactor) + 2 * yShift);
SKSurface surf = SKSurface.Create(info);
SKCanvas canvas = surf.Canvas;
canvas.Clear(new SKColor(background.R, background.G, background.B, background.A));
Parallel.For(0, shapes.Length, (i) =>
{
Color c;
if (colorType == 0)
{
c = colors[shapes[i].Color].mediaColor;
}
else if (colorType == 1)
{
c = Color.FromArgb((byte)shapes[i].PrimaryDitherColor.Alpha, (byte)shapes[i].PrimaryDitherColor.Red,
(byte)shapes[i].PrimaryDitherColor.Green, (byte)shapes[i].PrimaryDitherColor.Blue);
}
else
{
c = Color.FromArgb((byte)shapes[i].PrimaryOriginalColor.Alpha, (byte)shapes[i].PrimaryOriginalColor.Red,
(byte)shapes[i].PrimaryOriginalColor.Green, (byte)shapes[i].PrimaryOriginalColor.Blue);
}
if (shapes[i] is RectangleDomino)
{
DominoRectangle rect = shapes[i].GetContainer(scalingFactor, expanded);
if (c.A != 0)
{
canvas.DrawRect((float)rect.x + xShift, (float)rect.y + yShift, (float)rect.width, (float)rect.height,
new SKPaint()
{
Color = new SKColor(c.R, c.G, c.B, c.A), IsAntialias = true
});
}
if (borders)
{
canvas.DrawRect((float)rect.x + xShift, (float)rect.y + yShift, (float)rect.width, (float)rect.height,
new SKPaint()
{
Color = new SKColor(0, 0, 0, 255), IsAntialias = true, IsStroke = true, StrokeWidth = 1
});
}
}
else
{
DominoPath shape = shapes[i].GetPath(scalingFactor);
var sdpoints = shape.getSDPath(xShift, yShift);
if (sdpoints.Length != 0)
{
var path = new SKPath();
path.MoveTo(sdpoints[0].X, sdpoints[0].Y);
foreach (var line in sdpoints.Skip(0))
{
path.LineTo(line.X, line.Y);
}
path.Close();
if (c.A != 0)
{
canvas.DrawPath(path,
new SKPaint()
{
Color = new SKColor(c.R, c.G, c.B, c.A), IsAntialias = true, IsStroke = false
});
}
if (borders)
{
canvas.DrawPath(path,
new SKPaint()
{
Color = new SKColor(0, 0, 0, 255), IsAntialias = true, IsStroke = true, StrokeWidth = 1
});
}
}
}
});
Debug.WriteLine("Image export took " + (DateTime.Now - time).TotalMilliseconds + "ms");
return(surf);
}
public Mat GenerateImage(Color background, int targetWidth = 0, bool borders = false, bool expanded = false, int xShift = 5, int yShift = 5, int colorType = 0)
{
double scalingFactor = 1;
int width = shapes.Max(s => s.GetContainer().x2);
int heigth = shapes.Max(s => s.GetContainer().y2);
if (targetWidth != 0)
{
// get dimensions of the structure
//int x_min = shapes.Min(s => s.GetContainer().x1);
//int y_min = shapes.Min(s => s.GetContainer().y1);
scalingFactor = Math.Min((double)targetWidth / width, (double)targetWidth / heigth);
}
Image <Emgu.CV.Structure.Bgra, byte> bitmap
= new Image <Emgu.CV.Structure.Bgra, byte>((int)(width * scalingFactor) + 2 * xShift, (int)(heigth * scalingFactor) + 2 * yShift,
new Emgu.CV.Structure.Bgra()
{
Alpha = background.A, Blue = background.B, Green = background.G, Red = background.R
});
Parallel.For(0, shapes.Length, (i) =>
{
Color c;
if (colorType == 0)
{
c = colors[shapes[i].color].mediaColor;
}
else if (colorType == 1)
{
c = Color.FromArgb((byte)shapes[i].PrimaryDitherColor.Alpha, (byte)shapes[i].PrimaryDitherColor.Red,
(byte)shapes[i].PrimaryDitherColor.Green, (byte)shapes[i].PrimaryDitherColor.Blue);
}
else
{
c = Color.FromArgb((byte)shapes[i].PrimaryOriginalColor.Alpha, (byte)shapes[i].PrimaryOriginalColor.Red,
(byte)shapes[i].PrimaryOriginalColor.Green, (byte)shapes[i].PrimaryOriginalColor.Blue);
}
if (shapes[i] is RectangleDomino)
{
DominoRectangle rect = shapes[i].GetContainer(scalingFactor, expanded);
if (c.A != 0)
{
CvInvoke.Rectangle(bitmap, new System.Drawing.Rectangle()
{
X = (int)rect.x + xShift,
Y = (int)rect.y + yShift,
Width = (int)rect.width,
Height = (int)rect.height
}, new Emgu.CV.Structure.MCvScalar(c.B, c.G, c.R, c.A), -1, Emgu.CV.CvEnum.LineType.AntiAlias);
}
if (borders)
{
CvInvoke.Rectangle(bitmap, new System.Drawing.Rectangle()
{
X = (int)rect.x + xShift,
Y = (int)rect.y + yShift,
Width = (int)rect.width,
Height = (int)rect.height
}, new Emgu.CV.Structure.MCvScalar(0, 0, 0, 255), 1, Emgu.CV.CvEnum.LineType.AntiAlias);
}
}
else
{
DominoPath shape = shapes[i].GetPath(scalingFactor);
if (c.A != 0)
{
bitmap.FillConvexPoly(shape.getSDPath(xShift, yShift),
new Emgu.CV.Structure.Bgra(c.B, c.G, c.R, c.A), Emgu.CV.CvEnum.LineType.AntiAlias);
}
if (borders)
{
bitmap.DrawPolyline(shape.getSDPath(xShift, yShift), true,
new Emgu.CV.Structure.Bgra(0, 0, 0, 255), 1, Emgu.CV.CvEnum.LineType.AntiAlias);
}
}
});
return(bitmap.Mat);
}
public double SizeOfCommonBoundingRectangle(DominoRectangle other) => (Math.Max(x2, other.x2) - Math.Min(x1, other.x1)) * (Math.Max(y2, other.y2) - Math.Min(y1, other.y1));
public double OverlapArea(DominoRectangle other) => Math.Max((Math.Min(x2, other.x2) - Math.Max(x, other.x)) * (Math.Min(y2, other.y2) - Math.Max(y, other.y)), 0);
public bool Intersects(DominoRectangle other) => x <other.x2 && x2> other.x1 && y1 <other.y2 && y2> other.y1;
// assumes that y axis points upwards public bool Contains(DominoRectangle other) => x <other.x && x2> other.x2 && y > other.y && y2 < other.y2;