public static bool FindBitmapLockbits(Bitmap bmpNeedle, Bitmap bmpHaystack, int tolerance, out Point location)
{
LockBitmap lockNeedle = new LockBitmap(bmpNeedle);
LockBitmap lockHaystack = new LockBitmap(bmpHaystack);
lockNeedle.LockBits();
lockHaystack.LockBits();
int width = bmpHaystack.Width - bmpNeedle.Width;
int height = bmpHaystack.Height - bmpNeedle.Height;
for (int outerX = 0; outerX < lockHaystack.Width; ++outerX)
{
for (int outerY = 0; outerY < lockHaystack.Height; ++outerY)
{
for (int innerX = 0; innerX < bmpNeedle.Width; ++innerX)
{
for (int innerY = 0; innerY < bmpNeedle.Height; ++innerY)
{
Color cNeedle = lockNeedle.GetPixel(innerX, innerY);
Color cHaystack = lockHaystack.GetPixel(innerX + outerX, innerY + outerY);
if (!AreColorsSimilar(cNeedle, cHaystack, tolerance))
{
goto notFound;
}
}
}
location = new Point(outerX, outerY);
return(true);
notFound:
continue;
}
}
location = Point.Empty;
lockNeedle.UnlockBits();
lockHaystack.UnlockBits();
return(false);
}
public static bool FindBitmapLockbits(Bitmap bmpNeedle, Bitmap bmpHaystack, int tolerance, out Point location)
{
LockBitmap lockNeedle = new LockBitmap(bmpNeedle);
LockBitmap lockHaystack = new LockBitmap(bmpHaystack);
lockNeedle.LockBits();
lockHaystack.LockBits();
int width = bmpHaystack.Width - bmpNeedle.Width;
int height = bmpHaystack.Height - bmpNeedle.Height;
for (int outerX = 0; outerX < lockHaystack.Width; ++outerX)
{
for (int outerY = 0; outerY < lockHaystack.Height; ++outerY)
{
for (int innerX = 0; innerX < bmpNeedle.Width; ++innerX)
{
for (int innerY = 0; innerY < bmpNeedle.Height; ++innerY)
{
Color cNeedle = lockNeedle.GetPixel(innerX, innerY);
Color cHaystack = lockHaystack.GetPixel(innerX + outerX, innerY + outerY);
if (!AreColorsSimilar(cNeedle, cHaystack, tolerance))
{
goto notFound;
}
}
}
location = new Point(outerX, outerY);
return true;
notFound:
continue;
}
}
location = Point.Empty;
lockNeedle.UnlockBits();
lockHaystack.UnlockBits();
return false;
}
