public void TestScaleDescaleComparison()
{
int width = 100;
int height = 100;
bool[][] mat = new bool[width][];
var rEngine = new Random();
for (int x = 0; x < mat.Length; ++x)
{
mat[x] = new bool[height];
for (int y = 0; y < mat[x].Length; ++y)
{
mat[x][y] = rEngine.Next(2) == 1 ? true : false;
}
}
ImageMatrix matrix = new ImageMatrix(mat);
var creator = new ImageCreator();
var scaled = MatrixTools.Scale(matrix, 50, 50);
var descaled = MatrixTools.Scale(scaled, 100, 100);
float s = MatrixTools.EqualPixelRatio(descaled, matrix);
if (s > 0.5)
{
Console.WriteLine("TEST_Scaling: Passed, scale equality: " + s.ToString());
}
else
{
Console.WriteLine("TEST_Scaling: fail, scale equality: " + s.ToString());
}
}
private char MatchLetter(ImageMatrix letter, IEnumerable <ImageMatrix> matchers)
{
char theOne = '_';
float theRatio = 0;
foreach (var m in matchers)
{
float ratio = MatrixTools.EqualPixelRatio(m, letter);
if (ratio > theRatio)
{
theRatio = ratio;
theOne = m.Character;
}
}
return(theOne);
}
public void TestImageMatrixReadAndWrite()
{
PrepareImage();
ImageCreator creator = new ImageCreator();
string matrixFile = simplePageUrl.Replace(".png", "MAT.txt");
matrix.ToFullMatrix().SaveMatrixToFile(matrixFile);
var mat = new ImageMatrix(matrixFile);
float ratio = MatrixTools.EqualPixelRatio(matrix, mat);
if (ratio > 0.995)
{
Console.WriteLine("TEST_MatrixR/W: PASSED, ratio: " + ratio.ToString());
}
else
{
Console.WriteLine("TEST_MatrixR/W: FAIL, compare ratio: " + ratio.ToString());
}
matrixFile = matrixFile.Replace(".txt", ".png");
creator.CreateImageOutOfMatrix(mat).Save(matrixFile);
}
