AutoStereogramDemo.AutoStereogramBuilder.AddModelByDepthMap C# (CSharp) Метод

        public void AddModelByDepthMap(Bitmap image, Point3D origin, Vector3D xVec, Vector3D yVec, Vector3D zVec, double xSize, double ySize, double zSize, 
		 bool whiteIsBackground = true)
        {
            xVec.Normalize();
            yVec.Normalize();
            zVec.Normalize();

            Func<int, int, Point3D> getPoint = ((x, y) =>
                {
                    Color color = image.GetPixel(x, y);
                    int depth = (whiteIsBackground ? color.R + color.G + color.B : 765 - (color.R + color.G + color.B));

                    if (depth != 765)
                        return origin + xVec * xSize * x / (image.Width - 1) + yVec * ySize * y / (image.Height - 1) + zVec * zSize * depth / 765;
                    else
                        return null;
                });

            for (int x = 0; x < image.Width - 1; x++)
                for (int y = 0; y < image.Height - 1; y++)
                {
                    Point3D p1 = getPoint(x, y), p2 = getPoint(x + 1, y), p3 = getPoint(x, y + 1), p4 = getPoint(x + 1, y + 1);

                    if (p1 != null && p2 != null && p3 != null)
                        AddPolygon(new Point3D[] { p1, p2, p3 });
                    if (p2 != null && p3 != null && p4 != null)
                        AddPolygon(new Point3D[] { p2, p3, p4 });
                    if (p2 == null && p1 != null && p3 != null && p4 != null)
                        AddPolygon(new Point3D[] { p1, p3, p4 });
                    if (p3 == null && p1 != null && p2 != null && p4 != null)
                        AddPolygon(new Point3D[] { p1, p2, p4 });
                }
        }

        private static void CreateWavesWithImage()
        {
            var asb = new AutoStereogramBuilder(1024, 768, 3);

            asb.AddSphere(-0.2, -0.2, 1.6, 0.025);
            asb.AddSphere(-0.2, -0.2, 1.4, 0.025);
            asb.AddSurface(WavesSurfaceFunc, 2.3, 1.7);

            Bitmap bitmap = (Bitmap)Image.FromFile(GetPathAtAssemblyLocation("input\\hi.png"));

            asb.AddModelByDepthMap(bitmap, new Point3D {
                X = 0.1, Y = -0.3, Z = 1.8
            }, new Vector3D {
                X = 1, Y = 0.5, Z = -1
            },
                                   new Vector3D {
                X = -0.5, Y = 1, Z = -1
            }, new Vector3D {
                X = 1, Y = 1, Z = 1
            }, 0.8, 0.8, 0.05);

            Bitmap backgroundImage = (Bitmap)Image.FromFile(GetPathAtAssemblyLocation("input\\background.jpg"));

            asb.GenerateBitmap(backgroundImage).Save(GetPathAtAssemblyLocation("output\\hello.jpg"), ImageFormat.Jpeg);
        }