public ImagePatternDigit LoadDigitEntry(XmlElement xmlElem)
{
ImagePatternDigit result = new ImagePatternDigit(-1, null);
if (xmlElem != null && xmlElem.Name == "digit" && xmlElem.HasAttribute("type") && xmlElem.HasAttribute("value"))
{
string typeName = xmlElem.GetAttribute("type");
string hashValue = xmlElem.GetAttribute("value");
result = new ImagePatternDigit(int.Parse(typeName), ImageDataDigit.FromHexString(hashValue));
}
return(result);
}
public List <ImagePatternDigit> LoadDigitHashes(JsonParser.ArrayValue jsonArr)
{
List <ImagePatternDigit> list = new List <ImagePatternDigit>();
foreach (JsonParser.Value value in jsonArr.entries)
{
JsonParser.ObjectValue jsonOb = (JsonParser.ObjectValue)value;
string hashValue = (JsonParser.StringValue)jsonOb["hash"];
ImagePatternDigit digitHash = new ImagePatternDigit((JsonParser.IntValue)jsonOb["id"], ImageDataDigit.FromHexString(hashValue));
list.Add(digitHash);
}
return(list);
}
public ImagePatternDigit(int value, byte[] pixelMask)
{
PixelMask = pixelMask;
Value = value;
Hash = ImageDataDigit.ToHexString(PixelMask);
}
public static int FindPatternMatch(FastBitmapHSV bitmap, Point pos, FastPixelMatch colorMatch, List <ImagePatternDigit> patterns, out ImageDataDigit digitData, bool bDebugMode = false)
{
int bestValue = 0;
int bestValueExact = 0;
float totalBestScore = 0;
float totalBestScoreExact = 0;
const int offsetSize = 5;
const int cacheWidth = offsetSize + 10 + offsetSize;
const int cacheHeight = offsetSize + 8 + offsetSize;
byte[] PixelMatch = new byte[cacheWidth * cacheHeight];
int bestPatternMatchX = 0;
int bestPatternExactX = 0;
int bestPatternMatchY = 0;
int bestPatternExactY = 0;
foreach (ImagePatternDigit pattern in patterns)
{
float bestScore = 0;
float bestScoreExact = 0;
int bestPosX = 0;
int bestPosXExact = 0;
int bestPosY = 0;
int bestPosYExact = 0;
int ByteIdx = 0;
for (int IdxY = 0; IdxY < cacheHeight; IdxY++)
{
for (int IdxX = 0; IdxX < cacheWidth; IdxX++)
{
FastPixelHSV testPx = bitmap.GetPixel(pos.X + IdxX - offsetSize, pos.Y + IdxY - offsetSize);
PixelMatch[ByteIdx] = colorMatch.IsMatching(testPx) ? (byte)1 : (byte)0;
ByteIdx++;
}
}
/*if (bDebugMode)
* {
* bestPosX = 894;
* bestPosY = 615;
* bestScore = HasPatternMatch(PixelMatch, bestPosX - pos.X + offsetSize, bestPosY - pos.Y + offsetSize, cacheWidth,
* pattern, pattern.Value == 3 || pattern.Value == 5 || pattern.Value == 8);
* }
* else*/
{
for (int offsetX = -offsetSize; offsetX <= offsetSize; offsetX++)
{
for (int offsetY = -offsetSize; offsetY <= offsetSize; offsetY++)
{
float testScore = HasPatternMatch(PixelMatch, offsetX + offsetSize, offsetY + offsetSize, cacheWidth, false, pattern);
if (testScore > bestScore)
{
bestPosX = pos.X + offsetX;
bestPosY = pos.Y + offsetY;
bestScore = testScore;
}
float testScoreExact = HasPatternMatch(PixelMatch, offsetX + offsetSize, offsetY + offsetSize, cacheWidth, true, pattern);
if (testScoreExact > bestScoreExact)
{
bestPosXExact = pos.X + offsetX;
bestPosYExact = pos.Y + offsetY;
bestScoreExact = testScoreExact;
}
}
}
}
if (bestScore > totalBestScore)
{
totalBestScore = bestScore;
bestValue = pattern.Value;
bestPatternMatchX = bestPosX - pos.X + offsetSize;
bestPatternMatchY = bestPosY - pos.Y + offsetSize;
}
if (bestScoreExact > totalBestScoreExact)
{
totalBestScoreExact = bestScoreExact;
bestValueExact = pattern.Value;
bestPatternExactX = bestPosXExact - pos.X + offsetSize;
bestPatternExactY = bestPosYExact - pos.Y + offsetSize;
}
if (bDebugMode)
{
Logger.WriteLine("FindPatternMatch: " + pattern.Value +
" best at (" + bestPosX + ", " + bestPosY + ") = " + (int)(100 * bestScore) + "%," +
" exact at (" + bestPosXExact + ", " + bestPosYExact + ") = " + (int)(100 * bestScoreExact) + "%");
}
}
{
byte[] digitDataPixels = new byte[10];
for (int IdxX = 0; IdxX < 10; IdxX++)
{
int Value = 0;
int ByteIdx = (bestPatternMatchY * cacheWidth) + bestPatternMatchX + IdxX;
for (int IdxY = 0; IdxY < 8; IdxY++)
{
Value |= (PixelMatch[ByteIdx + (IdxY * cacheWidth)] != 0) ? (1 << IdxY) : 0;
}
digitDataPixels[IdxX] = (byte)Value;
}
digitData = new ImageDataDigit(digitDataPixels);
if (bDebugMode)
{
for (int IdxY = 0; IdxY < 8; IdxY++)
{
string debugDesc = "";
for (int IdxX = 0; IdxX < 10; IdxX++)
{
byte ColValue = digitDataPixels[IdxX];
byte RowMask = (byte)(1 << IdxY);
debugDesc += ((ColValue & RowMask) != 0 ? "#" : ".") + " ";
}
Logger.WriteLine(debugDesc);
}
}
}
return((totalBestScoreExact > 0.95) ? bestValueExact : (totalBestScore > 0.8) ? bestValue : 0);
}