private void KMeansCPU(bool async = false)
{
DoubleColor[,] LABImageArray = new DoubleColor[SourceImageColorArray.GetLength(0), SourceImageColorArray.GetLength(1)];
var cp = SourceImageColorProfile;
var start1 = DateTime.Now;
ColorProfileConverter.ConvertImageToLAB(SourceImageColorArray, LABImageArray, cp);
DoubleColor[,] result;
if (async == false)
{
result = KMeansCalc.CalculateKMeans(LABImageArray, KMeansParam, Globals.max_iter, Globals.eps);
}
else
{
result = KMeansCalc.CalculateKMeansAsync(LABImageArray, KMeansParam, Globals.max_iter, Globals.eps);
}
ColorProfileConverter.ConvertImageFromLAB(result, DestImageColorArray, cp);
var end = DateTime.Now;
string s = "";
if (async == true)
{
s = "[ASYNC]";
}
Debug.WriteLine($"CPU TIME{s}: {end - start1}");
Dispatcher.Invoke(() =>
{
Paint.CopyToWriteableBitmap(DestImageWB, DestImageColorArray);
});
}
private void TestButtonRadioButton_Click(object sender, RoutedEventArgs e)
{
var tab1 = new float[2];
var tab2 = new float[2];
var tab3 = new float[2];
for (int i = 0; i < tab1.Length; i++)
{
if (i == 0)
{
tab1[i] = 1f;
tab2[i] = 1f;
tab3[i] = 1f;
}
else
{
tab1[i] = 2f;
tab2[i] = 2f;
tab3[i] = 2f;
}
}
var inttab1 = new int[10];
var inttab2 = new int[10];
for (int i = 0; i < inttab1.Length; i++)
{
inttab1[i] = 3;
inttab2[i] = 7;
}
DoubleColor[,] LABImageArray = new DoubleColor[SourceImageColorArray.GetLength(0), SourceImageColorArray.GetLength(1)];
int from = SourceColorSpaceComboBox.SelectedIndex;
ColorProfileConverter.ConvertImageToLAB(SourceImageColorArray, LABImageArray, (ColorProfileEnum)from);
int rows = LABImageArray.GetLength(0);
int cols = LABImageArray.GetLength(1);
var vector_x = new float[rows * cols];
var vector_y = new float[rows * cols];
var vector_z = new float[rows * cols];
for (int x = 0; x < rows; x++)
{
for (int y = 0; y < cols; y++)
{
vector_x[y + x * cols] = (float)LABImageArray[x, y].R;
vector_y[y + x * cols] = (float)LABImageArray[x, y].G;
vector_z[y + x * cols] = (float)LABImageArray[x, y].B;
}
}
using (var wrapper = new Logic())
{
//var result = wrapper.addParallelVectors(inttab1, inttab2, inttab1.Length);
//for (int i = 0; i < result.Length; i++)
//{
// Debug.Write($"{result[i]}, ");
//}
//Debug.WriteLine("");
var iters = wrapper.KMeansGather(tab1, tab2, tab3, tab1.Length, 1, MaxIter);
Debug.WriteLine($"KMEANS: Iters: {iters}");
for (int i = 0; i < tab1.Length; i++)
{
Debug.WriteLine($"X: {tab1[i]} Y: {tab2[i]} Z: {tab3[i]}");
}
var img_iters = wrapper.KMeansGather(vector_x, vector_y, vector_z, vector_x.Length, KMeansParam, MaxIter);
Debug.WriteLine($"Image iterations: {img_iters}");
}
for (int x = 0; x < rows; x++)
{
for (int y = 0; y < cols; y++)
{
LABImageArray[x, y].R = vector_x[y + x * cols];
LABImageArray[x, y].G = vector_y[y + x * cols];
LABImageArray[x, y].B = vector_z[y + x * cols];
}
}
ColorProfileConverter.ConvertImageFromLAB(LABImageArray, DestImageColorArray, (ColorProfileEnum)from);
Paint.CopyToWriteableBitmap(DestImageWB, DestImageColorArray);
}