static Dictionary <int, int> FindColors(Bitmap bitmap, int x, int y, ColorList colorList, ColorSpace colorSpace)
{
Dictionary <int, int> dicColors = new Dictionary <int, int>();
for (int i = 0; i < 16; i++)
{
Color color = bitmap.GetPixel(x + i, y);
int index = colorList.GetNearestColor(color, colorSpace);
if (index <= 0)
{
continue;
}
if (dicColors.ContainsKey(index))
{
dicColors[index] += 1;
}
else
{
dicColors.Add(index, 1);
}
}
Dictionary <int, int> result = new Dictionary <int, int>();
if (dicColors.Count <= 0)
{
//return null;
}
else if (dicColors.Count <= 1)
{
//. 単色.
result.Add(dicColors.Keys.ElementAt(0), 1);
return(result);
}
else if (dicColors.Count <= 2)
{
//. 2 色.
result.Add(dicColors.Keys.ElementAt(0), 1);
result.Add(dicColors.Keys.ElementAt(1), 2);
return(result);
}
else if (dicColors.Count <= 3)
{
int i0 = dicColors.Keys.ElementAt(0);
int i1 = dicColors.Keys.ElementAt(1);
int i2 = dicColors.Keys.ElementAt(2);
if (i0 == (i1 | i2))
{
result.Add(i1, 1);
result.Add(i2, 2);
result.Add(i0, 3);
}
else if (i1 == (i2 | i0))
{
result.Add(i2, 1);
result.Add(i0, 2);
result.Add(i1, 3);
}
else if (i2 == (i0 | i1))
{
result.Add(i0, 1);
result.Add(i1, 2);
result.Add(i2, 3);
}
}
return(result);
}
static void CreateSpriteMode2(string strOutputName, Bitmap bitmap, Rectangle rectPatterns, ColorList colorList, ColorSpace colorSpace)
{
System.IO.StreamWriter writer = new System.IO.StreamWriter(strOutputName);
for (int y = 0; y < rectPatterns.Height; y += 16)
{
int yy = rectPatterns.Y + y;
for (int x = 0; x < rectPatterns.Width; x += 16)
{
int xx = rectPatterns.X + x;
SpritePattern pattern0 = new SpritePattern();
SpritePattern pattern1 = new SpritePattern();
for (int i = 0; i < 16; i++)
{
//. 3 色探す.
Dictionary <int, int> dicIndexToBits = FindColors(bitmap, xx, yy + i, colorList, colorSpace);
pattern1.Colors[i] = 0x60;
if (dicIndexToBits.Count <= 0)
{
continue;
}
if (dicIndexToBits.Count <= 3)
{
pattern0.Colors[i] = dicIndexToBits.Keys.ElementAt(0);
}
if (dicIndexToBits.Count >= 2)
{
pattern1.Colors[i] |= dicIndexToBits.Keys.ElementAt(1);
}
for (int j = 0; j < 8; j++)
{
int leftIndex = colorList.GetNearestColor(bitmap.GetPixel(xx + j, yy + i), colorSpace);
if (dicIndexToBits.ContainsKey(leftIndex))
{
int leftBits = dicIndexToBits[leftIndex];
if ((leftBits & 0x1) == 0x1)
{
pattern0.Patterns[i] |= 0x80 >> j;
}
if ((leftBits & 0x2) == 0x2)
{
pattern1.Patterns[i] |= 0x80 >> j;
}
}
int rightIndex = colorList.GetNearestColor(bitmap.GetPixel(xx + 8 + j, yy + i), colorSpace);
if (dicIndexToBits.ContainsKey(rightIndex))
{
int rightBits = dicIndexToBits[rightIndex];
if ((rightBits & 0x1) == 0x1)
{
pattern0.Patterns[16 + i] |= 0x80 >> j;
}
if ((rightBits & 0x2) == 0x2)
{
pattern1.Patterns[16 + i] |= 0x80 >> j;
}
}
}
}
if (!pattern0.IsNull() && !pattern1.IsNull())
{
writer.WriteLine("\t//. 2.");
pattern0.WritePatterns(writer);
pattern1.WritePatterns(writer);
pattern0.WriteColors(writer);
pattern1.WriteColors(writer);
}
else if (!pattern0.IsNull())
{
writer.WriteLine("\t//. 1.");
pattern0.WritePatterns(writer);
pattern0.WriteColors(writer);
}
}
}
writer.Close();
}