Exemplo n.º 1
0
        BitmapW curves(BitmapW image, Point s, Point c1, Point c2, Point e)
        {
            Util.Bezier bezier = new Util.Bezier(s, c1, c2, e);
            int[]       points = bezier.genColorTable();

            float cr = 0, cg = 0, cb = 0, ca;
            int   i = 0, j = 0,
                  h = image.Height(),
                  w = image.Width();

            for (i = 0; i < w; i++)
            {
                for (j = 0; j < h; j++)
                {
                    Color temp = image.GetPixel(i, j);
                    cr = temp.R; cg = temp.G; cb = temp.B; ca = temp.A;

                    cr = points[(int)cr];
                    cg = points[(int)cg];
                    cb = points[(int)cb];

                    image.SetPixel(i, j, Color.FromArgb((int)Util.clamp(ca, 0, 255), (int)Util.clamp(cr, 0, 255),
                                                        (int)Util.clamp(cg, 0, 255), (int)Util.clamp(cb, 0, 255)));
                }
            }
            return(image);
        }
Exemplo n.º 2
0
        BitmapW curves(BitmapW image, Point s, Point c1, Point c2, Point e)
        {
            Util.Bezier bezier = new Util.Bezier(s, c1, c2, e);
            int[] points = bezier.genColorTable();

            float cr = 0, cg = 0, cb = 0, ca;
            int i = 0, j = 0,
            h = image.Height(),
            w = image.Width();

            for (i = 0; i < w; i++)
            {
                for (j = 0; j < h; j++)
                {
                    Color temp = image.GetPixel(i, j);
                    cr = temp.R; cg = temp.G; cb = temp.B; ca = temp.A;

                    cr = points[(int)cr];
                    cg = points[(int)cg];
                    cb = points[(int)cb];

                    image.SetPixel(i, j, Color.FromArgb((int)Util.clamp(ca, 0, 255), (int)Util.clamp(cr, 0, 255),
                        (int)Util.clamp(cg, 0, 255), (int)Util.clamp(cb, 0, 255)));
                }
            }
            return image;
        }