static void Main(string[] args)
{
RGBTRIPLE[][] image = new RGBTRIPLE[][] { new RGBTRIPLE[] { new RGBTRIPLE(0, 10, 25), new RGBTRIPLE(0, 10, 30), new RGBTRIPLE(40, 60, 80) },
new RGBTRIPLE[] { new RGBTRIPLE(20, 30, 90), new RGBTRIPLE(30, 40, 100), new RGBTRIPLE(80, 70, 90) },
new RGBTRIPLE[] { new RGBTRIPLE(20, 20, 40), new RGBTRIPLE(30, 10, 30), new RGBTRIPLE(50, 40, 10) } };
RGBTRIPLE[][] imag = new RGBTRIPLE [3][];
int height = 3, width = 3;
RGBTRIPLE UgleImage = EdgeUngle(1, height, width, image);
imag[0][0] = UgleImage; //блюрим угол левый верхний
for (int w = 1; w < 3 - 1; w++) // первая строка пиксилей
{
RGBTRIPLE blImage = EdgeFirst(0, w, height, width, image);
imag[0][w] = blImage;
}
UgleImage = EdgeUngle(2, height, width, image); // второй угол правый верхний
imag[0][width - 1] = UgleImage;
for (int h = 1; h < height - 1; h++) // основной масив блюра
{
RGBTRIPLE blOneImage = EdgeFirstOne(h, 0, height, width, image);
imag[h][0] = blOneImage;
for (int w = 1; w < width - 1; w++)
{
RGBTRIPLE blImage = EdgeOne(h, w, height, width, image);
imag[h][w] = blImage;
}
blOneImage = EdgeLastOne(h, width - 1, height, width, image);
imag[h][width - 1] = blOneImage;
}
UgleImage = EdgeUngle(3, height, width, image); // третий угол левый нижний
imag[height - 1][0] = UgleImage;
for (int w = 1; w < width - 1; w++) // последняя строка пикселей
{
RGBTRIPLE blImage = EdgeLast(height - 1, w, height, width, image);
imag[height - 1][w] = blImage;
}
UgleImage = EdgeUngle(4, height, width, image); // правый нижний угол
imag[height - 1][width - 1] = UgleImage;
for (int h = 0; h < height; h++)
{
for (int w = 0; w < width; w++)
{
image[h][w] = imag[h][w];
}
}
}
public static RGBTRIPLE EdgeOne(int currentHeight, int currentWidth, int height, int width, RGBTRIPLE[][] image)
{
int h = currentHeight;
int w = currentWidth;
int bx = 0, by = 0, gx = 0, gy = 0, rx = 0, ry = 0;
for (int i = -1; i < 2; i++)
{
for (int j = -1; j < 2; j++)
{
RGBTRIPLE asdImage = image[h + i][w + j];
bx += image[h + i][w + j].rgbtBlue * Gx[i + 1][j + 1];
by += image[h + i][w + j].rgbtBlue * Gy[i + 1][j + 1];
gx += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
gy += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
rx += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
ry += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
}
}
RGBTRIPLE rImage = new RGBTRIPLE();
double bb = Math.Sqrt(bx * bx + by * by);
double gg = Math.Sqrt(gx * gx + gy * gy);
double rr = Math.Sqrt(rx * rx + ry * ry);
if (rr > 255)
{
rr = 255;
}
if (gg > 255)
{
gg = 255;
}
if (bb > 255)
{
bb = 255;
}
rImage.rgbtBlue = (byte)Math.Round(bb);
rImage.rgbtGreen = (byte)Math.Round(gg);
rImage.rgbtRed = (byte)Math.Round(rr);
return(rImage);
}
//случай углов
public static RGBTRIPLE EdgeUngle(int ungl, int height, int width, RGBTRIPLE [][] image)
{
int h = 0;
int w = 0;
int bx = 0, by = 0, gx = 0, gy = 0, rx = 0, ry = 0;
switch (ungl)
{
case 1: //левый верхний уго
h = 0;
w = 0;
for (int i = 0; i < 2; i++)
{
for (int j = 0; j < 2; j++)
{
bx += image[h + i][w + j].rgbtBlue * Gx[i + 1][j + 1];
by += image[h + i][w + j].rgbtBlue * Gy[i + 1][j + 1];
gx += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
gy += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
rx += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
ry += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
}
}
break;
case 2: // правый верхнийй угол
h = 0;
w = width - 2;
for (int i = 0; i < 2; i++)
{
for (int j = -1; j < 1; j++)
{
bx += image[h + i][w + j].rgbtBlue * Gx[i + 1][j + 1];
by += image[h + i][w + j].rgbtBlue * Gy[i + 1][j + 1];
gx += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
gy += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
rx += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
ry += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
}
}
break;
case 3: // левый нижний угол
h = height - 2;
w = 0;
for (int i = -1; i < 1; i++)
{
for (int j = 0; j < 2; j++)
{
bx += image[h + i][w + j].rgbtBlue * Gx[i + 1][j + 1];
by += image[h + i][w + j].rgbtBlue * Gy[i + 1][j + 1];
gx += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
gy += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
rx += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
ry += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
}
}
break;
case 4: // правый нижний угол
h = height - 2;
w = width - 2;
for (int i = -1; i < 1; i++)
{
for (int j = -1; j < 1; j++)
{
bx += image[h + i][w + j].rgbtBlue * Gx[i + 1][j + 1];
by += image[h + i][w + j].rgbtBlue * Gy[i + 1][j + 1];
gx += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
gy += image[h + i][w + j].rgbtGreen * Gy[i + 1][j + 1];
rx += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
ry += image[h + i][w + j].rgbtRed * Gy[i + 1][j + 1];
}
}
break;
}
RGBTRIPLE rImage = new RGBTRIPLE();
double bb = Math.Sqrt(bx * bx + by * by);
double gg = Math.Sqrt(gx * gx + gy * gy);
double rr = Math.Sqrt(rx * rx + ry * ry);
if (rr > 255)
{
rr = 255;
}
if (gg > 255)
{
gg = 255;
}
if (bb > 255)
{
bb = 255;
}
rImage.rgbtBlue = (byte)Math.Round(bb);
rImage.rgbtGreen = (byte)Math.Round(gg);
rImage.rgbtRed = (byte)Math.Round(rr);
return(rImage);
}