public static Texture2D FilterProcessImage(double d, Texture2D image)
{
Texture2D ret = new Texture2D(image.width, image.height, TextureFormat.ARGB32, true);
// red
double[,] matrixR = new double[image.width, image.height];
double[,] matrixG = new double[image.width, image.height];
double[,] matrixB = new double[image.width, image.height];
double[,] matrixA = new double[image.width, image.height];
for (int i = 0; i < image.width; i++)
{
for (int j = 0; j < image.height; j++)
{
//matrixR[i, j] = grayscaler( image.GetPixel(i, j) ).r;
Color c = image.GetPixel(i, j);
matrixR[i, j] = c.r;
matrixG[i, j] = c.g;
matrixB[i, j] = c.b;
matrixA[i, j] = c.a;
}
}
matrixR = Gaussian.GaussianConvolution(matrixR, d);
matrixG = Gaussian.GaussianConvolution(matrixG, d);
matrixB = Gaussian.GaussianConvolution(matrixB, d);
matrixA = Gaussian.GaussianConvolution(matrixA, d);
for (int i = 0; i < image.width; i++)
{
for (int j = 0; j < image.height; j++)
{
float valR = (float)System.Math.Min(1.0f, matrixR[i, j]);
float valG = (float)System.Math.Min(1.0f, matrixG[i, j]);
float valB = (float)System.Math.Min(1.0f, matrixB[i, j]);
float valA = (float)System.Math.Min(1.0f, matrixA[i, j]);
ret.SetPixel(i, j, new Color(valR, valG, valB, valA));
//ret.SetPixel(i, j, Color.red);
}
}
ret.Apply();
return(ret);
}