protected static List <HexSpriteTileInfo> CalculateHexTiles(HashSet <int> indexes, HexTileSet hexTileSet)
{
List <HexSpriteTileInfo> hexSpriteTiles = new List <HexSpriteTileInfo>();
int iterationCount = 0;
while (indexes.Count > 0)
{
HexSpriteTileInfo t = new HexSpriteTileInfo(true, hexTileSet);
FillTileSpriteIndexes(t, indexes, hexTileSet);
hexSpriteTiles.Add(t);
iterationCount++;
if (iterationCount > 100)
{
throw new System.Exception();
}
}
if (hexTileSet.HasAdditional3WeightSprites && hexSpriteTiles.Count > 2)
{
HexSpriteTileInfo t = new HexSpriteTileInfo(true, hexTileSet);
t.FullCell = true;
if (hexSpriteTiles[0].StarterIndex == 0)
{
t.AddIndexes(new int[] { 0, 2, 4 });
}
else
{
t.AddIndexes(new int[] { 1, 3, 5 });
}
hexSpriteTiles.Clear();
hexSpriteTiles.Add(t);
}
return(hexSpriteTiles);
}
protected static void FillTileSpriteIndexes(HexSpriteTileInfo t, HashSet <int> indexes, HexTileSet hexTileSet)
{
if (hexTileSet.HasAdditional3WeightSprites && indexes.Count == 6)
{
t.AddIndexes(0, 1, 2);
indexes.Remove(0);
indexes.Remove(1);
indexes.Remove(2);
return;
}
int startIndex = indexes.First();
int step = 1;
for (int i = 0; i < 5; i++)
{
bool isCurrentIndexTrue = indexes.Contains(startIndex);
if (!isCurrentIndexTrue)
{
break;
}
startIndex -= step;
//make iteration cycled
if (startIndex > 5) // must be lesser 5
{
startIndex = 0;
}
if (startIndex < 0) // must be bigger 2
{
startIndex = 5;
}
}
int index = startIndex;
while (t.CanAddMoreIndexes) //max 3 indexes
{
bool isCurrentIndexTrue = indexes.Contains(index);
if (isCurrentIndexTrue)
{
t.AddIndex(index);
indexes.Remove(index);
}
else
{
if (!t.HasNoAnyIndex)
{
break;
}
}
index += step; //nextStep
//make iteration cycled
if (index > 5) // must be lesser 5
{
index = 0;
}
if (index < 0) // must be bigger 2
{
index = 5;
}
}
}