private void SetMatrix(SobelDirection direction)
{
if (direction == SobelDirection.X)
{
filterMatrix = new double[, ] {
{ -1.0, 0.0, 1.0 }, { -2.0, 0.0, 2.0 }, { -1.0, 0.0, 1.0 }
};
}
else if (direction == SobelDirection.Y)
{
filterMatrix = new double[, ] {
{ -1.0, -2.0, -1.0 }, { 0.0, 0.0, 0.0 }, { 1.0, 2.0, 1.0 }
};
}
else
{
throw new ArgumentOutOfRangeException("Error: Direction should either be X or Y for image dimension");
}
}
public SobelEdgeDetectFilter(SobelDirection direction, bool isImageInColor)
{
this._isImageInColor = isImageInColor;
switch (direction)
{
case SobelDirection.Vertical:
this._kernel = _verticalEdgeKernel;
break;
case SobelDirection.Horizontal:
this._kernel = _horizontalEdgeKernel;
break;
case SobelDirection.Both:
this._isDirectionBoth = true;
break;
}
}
public SobelFilter(SobelDirection direction, int dimX = 3, int dimY = 3) : base(dimX, dimY)
{
SetMatrix(direction);
this.Direction = direction;
}