public static void FromBitmap(this DesignPattern pattern, TextureBitmap bitmap)
{
Dictionary <TextureBitmap.Color, byte> colorMap = new Dictionary <TextureBitmap.Color, byte>();
for (int i = 0; i < 15; i++)
{
pattern.Palette[i].R = 0;
pattern.Palette[i].G = 0;
pattern.Palette[i].B = 0;
}
int width = pattern.Width;
int height = pattern.Height;
unsafe
{
var colors = bitmap.GetColors();
pattern.Image = new byte[width * height];
int bitmapHeight = bitmap.Height;
int bitmapWidth = bitmap.Width;
for (var y = 0; y < width; y++)
{
for (var x = 0; x < height; x++)
{
var pixelColor = new TextureBitmap.Color(0, 0, 0, 0);
if (x < bitmapWidth && y < bitmapHeight)
{
pixelColor = colors[x + (bitmapHeight - 1 - y) * bitmapHeight];
}
byte index = 0xF;
if (pixelColor.A == 255)
{
if (colorMap.ContainsKey(pixelColor))
{
index = colorMap[pixelColor];
}
else
{
index = (byte)colorMap.Count;
pattern.Palette[index].R = pixelColor.R;
pattern.Palette[index].G = pixelColor.G;
pattern.Palette[index].B = pixelColor.B;
colorMap.Add(pixelColor, index);
}
}
pattern.SetPixel(x, y, index);
}
}
}
}
public static void FromBitmap(this DesignPattern pattern, Bitmap bitmap)
{
Dictionary <System.Drawing.Color, byte> colorMap = new Dictionary <System.Drawing.Color, byte>();
for (int i = 0; i < 15; i++)
{
pattern.Palette[i].R = 0;
pattern.Palette[i].G = 0;
pattern.Palette[i].B = 0;
}
int width = pattern.Width;
int height = pattern.Height;
pattern.Pixels = new byte[width * height];
for (var y = 0; y < width; y++)
{
for (var x = 0; x < height; x++)
{
var pixelColor = System.Drawing.Color.FromArgb(0, 0, 0, 0);
if (x < bitmap.Width && y < bitmap.Height)
{
pixelColor = bitmap.GetPixel(x, y);
}
byte index = 0xF;
if (pixelColor.A == 255)
{
if (colorMap.ContainsKey(pixelColor))
{
index = colorMap[pixelColor];
}
else
{
index = (byte)colorMap.Count;
pattern.Palette[index].R = pixelColor.R;
pattern.Palette[index].G = pixelColor.G;
pattern.Palette[index].B = pixelColor.B;
colorMap.Add(pixelColor, index);
}
}
pattern.SetPixel(x, y, index);
}
}
}
public static void FromTexture(this DesignPattern pattern, Texture2D texture)
{
var colors = texture.GetPixels();
Dictionary <UnityEngine.Color, byte> colorMap = new Dictionary <UnityEngine.Color, byte>();
for (int i = 0; i < 15; i++)
{
pattern.Palette[i].R = 0;
pattern.Palette[i].G = 0;
pattern.Palette[i].B = 0;
}
int width = pattern.Width;
int height = pattern.Height;
pattern.Image = new byte[width * height];
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var pixelColor = colors[x + (height - 1 - y) * width];
byte index = 0xF;
if (pixelColor.a == 1f)
{
if (colorMap.ContainsKey(pixelColor))
{
index = colorMap[pixelColor];
}
else
{
index = (byte)colorMap.Count;
pattern.Palette[index].R = (byte)(pixelColor.r * 255f);
pattern.Palette[index].G = (byte)(pixelColor.g * 255f);
pattern.Palette[index].B = (byte)(pixelColor.b * 255f);
colorMap.Add(pixelColor, index);
}
}
pattern.SetPixel(x, y, index);
}
}
}
