public Color[] GetPixels(Flip flip)
{
if (!Pixels.ContainsKey(flip))
{
if (!Pixels.ContainsKey(Flip.None))
{
int w = (int)rect.width;
int h = (int)rect.height;
int x = (int)rect.x;
int y = (int)rect.y;
Pixels[Flip.None] = texture.GetPixels(x, y, w, h);
}
if (flip != Flip.None)
{
int w = (int)rect.width;
int h = (int)rect.height;
bool flipX = flip.HasFlag(Flip.Horizontal);
bool flipY = flip.HasFlag(Flip.Vertical);
Color[] pix = Pixels[Flip.None];
Color[] tar = new Color[pix.Length];
for (int j = 0; j < h; j++)
{
for (int k = 0; k < w; k++)
{
int tileY = flipY ? (h - 1 - j) : j;
int tileX = flipX ? (w - 1 - k) : k;
tar[j * w + k] = pix[tileY * w + tileX];
}
}
Pixels[flip] = tar;
}
}
return(Pixels[flip]);
}
