public bool IsMatching(HashCollection other, out int distance)
{
distance = FindDistance(other);
int maxMatchDistance = (ComplexHash != null) ? 19 : 0;
return(distance <= maxMatchDistance);
}
public ImageHashData(object owner, HashCollection hash, EImageHashType type, object guideOb)
{
Owner = owner;
Hash = hash;
Type = type;
GuideOb = guideOb;
}
public int FindDistance(HashCollection other)
{
if (ComplexHash != null && other.ComplexHash != null)
{
return(ComplexHash.TotalDiff(other.ComplexHash, false));
}
if (SimpleHash != null && other.SimpleHash != null)
{
return(SimpleHash.GetDistance(other.SimpleHash));
}
return(int.MaxValue);
}
public bool IsLockedHash(HashCollection hash)
{
foreach (ImageHashData testData in lockedHashes)
{
testData.IsHashMatching(hash, out int testDistance);
// exact match only
if (testDistance == 0)
{
return(true);
}
}
return(false);
}
public ImageHashData LoadHashEntry(XmlElement xmlElem)
{
ImageHashData result = null;
if (xmlElem != null && xmlElem.Name == "hash" && xmlElem.HasAttribute("type") && (xmlElem.HasAttribute("value") || xmlElem.HasAttribute("valueS")))
{
string typeName = xmlElem.GetAttribute("type");
string hashValueC = xmlElem.HasAttribute("value") ? xmlElem.GetAttribute("value") : null;
string hashValueS = xmlElem.HasAttribute("valueS") ? xmlElem.GetAttribute("valueS") : null;
HashCollection hashData = new HashCollection(hashValueC, hashValueS);
if (typeName.Equals("rule", StringComparison.InvariantCultureIgnoreCase))
{
string ruleName = xmlElem.GetAttribute("name");
TriadGameModifier ruleMod = ParseRule(ruleName);
result = new ImageHashData(ruleMod, hashData, EImageHashType.Rule);
}
else if (typeName.Equals("card", StringComparison.InvariantCultureIgnoreCase))
{
string cardIdName = xmlElem.GetAttribute("id");
int cardId = int.Parse(cardIdName);
TriadCard cardOb = TriadCardDB.Get().cards[cardId];
result = new ImageHashData(cardOb, hashData, EImageHashType.Card);
}
else if (typeName.Equals("cactpot", StringComparison.InvariantCultureIgnoreCase))
{
string numIdName = xmlElem.GetAttribute("id");
int numId = int.Parse(numIdName);
if (numId >= 1 && numId <= 9)
{
result = new ImageHashData(CactpotGame.hashDB[numId - 1], hashData, EImageHashType.Cactpot);
}
}
}
return(result);
}
public List <ImageHashData> LoadImageHashes(JsonParser.ObjectValue jsonOb)
{
List <ImageHashData> list = new List <ImageHashData>();
string[] enumArr = Enum.GetNames(typeof(EImageHashType));
foreach (KeyValuePair <string, JsonParser.Value> kvp in jsonOb.entries)
{
EImageHashType groupType = (EImageHashType)Array.IndexOf(enumArr, kvp.Key);
JsonParser.ArrayValue typeArr = (JsonParser.ArrayValue)kvp.Value;
foreach (JsonParser.Value value in typeArr.entries)
{
JsonParser.ObjectValue jsonHashOb = (JsonParser.ObjectValue)value;
string idStr = jsonHashOb["id"];
object hashOwner = null;
switch (groupType)
{
case EImageHashType.Rule: hashOwner = ParseRule(idStr); break;
case EImageHashType.Card: hashOwner = TriadCardDB.Get().cards[int.Parse(idStr)]; break;
case EImageHashType.Cactpot: hashOwner = CactpotGame.hashDB[int.Parse(idStr) - 1]; break;
default: break;
}
if (hashOwner != null)
{
HashCollection hashes = new HashCollection(jsonHashOb["hashC", JsonParser.StringValue.Empty], jsonHashOb["hashS", JsonParser.StringValue.Empty]);
ImageHashData hashEntry = new ImageHashData(hashOwner, hashes, groupType);
list.Add(hashEntry);
}
}
}
return(list);
}
public bool IsHashMatching(HashCollection testHash)
{
int dummyDistance = 0;
return(Hash.IsMatching(testHash, out dummyDistance));
}
public ImageHashData(object owner, HashCollection hash, EImageHashType type)
{
Owner = owner;
Hash = hash;
Type = type;
}
public bool IsHashMatching(HashCollection testHash, out int distance)
{
return(Hash.IsMatching(testHash, out distance));
}
public static FastBitmapHash CalculateImageHash(FastBitmapHSV bitmap, Rectangle box, Rectangle contextBox, FastPixelMatch colorMatch, int hashWidth, int hashHeight, bool bNormalizeColors = false)
{
byte[] hashImage = new byte[hashWidth * hashHeight];
// scale to requested size
float scaleX = (float)hashWidth / box.Width;
float scaleY = (float)hashHeight / box.Height;
float endY = 0.0f;
for (int hashY = 0; hashY < hashHeight; hashY++)
{
float startY = endY;
endY = (hashY + 1) / scaleY;
if (endY >= box.Height)
{
endY = box.Height - 0.00001f;
}
float endX = 0.0f;
for (int hashX = 0; hashX < hashWidth; hashX++)
{
float startX = endX;
endX = (hashX + 1) / scaleX;
if (endX >= box.Width)
{
endX = box.Width - 0.00001f;
}
float sum = 0.0f;
int sumDivNum = 0;
for (int srcY = (int)startY; srcY <= (int)endY; srcY++)
{
float partY = 1.0f;
if (srcY == (int)startY)
{
partY -= startY - srcY;
}
if (srcY == (int)endY)
{
partY -= srcY + 1 - endY;
}
for (int srcX = (int)startX; srcX <= (int)endX; srcX++)
{
float partX = 1.0f;
if (srcX == (int)startX)
{
partX -= startX - srcX;
}
if (srcX == (int)endX)
{
partX -= srcX + 1 - endX;
}
FastPixelHSV valuePx = bitmap.GetPixel(box.Left + srcX, box.Top + srcY);
float srcValueNorm = colorMatch.IsMatching(valuePx) ? (bNormalizeColors ? 1.0f : (valuePx.Monochrome / 255.0f)) : 0.0f;
sum += srcValueNorm * partY * partX;
sumDivNum++;
}
}
float storeValueNorm = sum / sumDivNum;
hashImage[hashX + (hashY * hashWidth)] = (byte)Math.Min(15, 15 * storeValueNorm);
}
}
TlshBuilder hashBuilder = new TlshBuilder();
hashBuilder.Update(hashImage);
TlshHash complexHash = hashBuilder.IsValid(false) ? hashBuilder.GetHash(false) : null;
ScanLineHash simpleHash = ScanLineHash.CreateFromImage(hashImage, hashWidth, hashHeight);
HashCollection hashCollection = new HashCollection(complexHash, simpleHash);
return(new FastBitmapHash
{
Hash = hashCollection,
Height = hashHeight,
Width = hashWidth,
Pixels = hashImage,
SourceBounds = box,
ContextBounds = contextBox,
DrawPos = new Point(box.Right + 1, box.Top),
});
}
