public System.Drawing.Bitmap ProcessImage(Bitmap srcBitmap)
        {
            Point[,] ptRandJitter = new Point[_srcBitmap.Width, _srcBitmap.Height];

            int nWidth = _srcBitmap.Width;
            int nHeight = _srcBitmap.Height;

            int newX, newY;

            short nHalf = (short)Math.Floor((double)_degree / 2);
            Random rnd = new Random();

            for (int x = 0; x < nWidth; ++x)
                for (int y = 0; y < nHeight; ++y)
                {
                    newX = rnd.Next(_degree) - nHalf;

                    if (x + newX > 0 && x + newX < nWidth)
                        ptRandJitter[x, y].X = newX;
                    else
                        ptRandJitter[x, y].X = 0;

                    newY = rnd.Next(_degree) - nHalf;

                    if (y + newY > 0 && y + newY < nWidth)
                        ptRandJitter[x, y].Y = newY;
                    else
                        ptRandJitter[x, y].Y = 0;
                }

            OffsetCommand cmd = new OffsetCommand(_srcBitmap, ptRandJitter);
            return cmd.ProcessImage(_srcBitmap);
        }
Ejemplo n.º 2
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        public System.Drawing.Bitmap ProcessImage(Bitmap srcBitmap)
        {
            int nWidth = _srcBitmap.Width;
            int nHeight = _srcBitmap.Height;

            Point[,] pt = new Point[nWidth, nHeight];

            int newX, newY;

            for (int x = 0; x < nWidth; ++x)
                for (int y = 0; y < nHeight; ++y)
                {
                    newX = _cell - x % _cell;

                    if (_grid && newX == _cell)
                        pt[x, y].X = -x;
                    else if (x + newX > 0 && x + newX < nWidth)
                        pt[x, y].X = newX;
                    else
                        pt[x, y].X = 0;

                    newY = _cell - y % _cell;

                    if (_grid && newY == _cell)
                        pt[x, y].Y = -y;
                    else if (y + newY > 0 && y + newY < nHeight)
                        pt[x, y].Y = newY;
                    else
                        pt[x, y].Y = 0;
                }

            OffsetCommand cmd = new OffsetCommand(_srcBitmap, pt);

            return cmd.ProcessImage(srcBitmap);
        }