/// <summary>
/// liest das Bitmap ein
/// </summary>
/// <param name="bitmap">Bild, welches gelesen werden soll</param>
/// <param name="size">erkannte Größe des Bilder</param>
/// <param name="data">eingelesene Pixel-Daten</param>
static void ReadBitmap(Bitmap bitmap, out SizeInt size, out uint[] data)
{
size = new SizeInt(bitmap.Width, bitmap.Height);
data = new uint[size.w * size.h];
var bData = bitmap.LockBits(new Rectangle(0, 0, size.w, size.h), ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
if (size.w * sizeof(uint) != bData.Stride) throw new Exception("inavlid stride-size");
Unsafe.CopyMemory(Marshal.UnsafeAddrOfPinnedArrayElement(data, 0), bData.Scan0, data.Length * sizeof(uint));
bitmap.UnlockBits(bData);
}
/// <summary>
/// Konstruktor
/// </summary>
/// <param name="skinFile">Skin-Datei welche geladen werden soll</param>
public DrawSkin(string skinFile)
{
spriteBitmap = new RawBitmap(skinFile);
int spriteWidth = spriteBitmap.Width / 7;
int spriteHeight = spriteBitmap.Height / 8;
if (spriteWidth != spriteHeight) throw new Exception("Skin-Format Error");
spriteSize = new SizeInt(spriteWidth, spriteHeight);
}
