protected override void DoPreprocessing(FastBitmap bmp)
{
for (int y = 0; y < bmp.height; ++y)
{
for (int x = 0; x < bmp.width; ++x)
{
Color color = bmp.GetPixel(x, y);
rMult += color.R;
gMult += color.G;
bMult += color.B;
}
}
int pixelCount = bmp.height * bmp.width;
rMult /= pixelCount;
gMult /= pixelCount;
bMult /= pixelCount;
float avg = (rMult + gMult + bMult) / 3;
rMult = avg / rMult;
gMult = avg / gMult;
bMult = avg / bMult;
/// Normalizing multipliers
float max = rMult;
if (gMult > max)
{
max = gMult;
}
if (bMult > max)
{
max = bMult;
}
rMult /= max;
gMult /= max;
bMult /= max;
}
public mainForm()
{
InitializeComponent();
bmp = new FastBitmap(pictureBox.Width, pictureBox.Height);
changeFiltersEnabled(true);
}
protected override void DoPreprocessing(FastBitmap bmp)
{
xBase = bmp.width / 2;
yBase = bmp.height / 2;
}
protected override Color CalculateNewPixelColor(FastBitmap bmp, int x, int y)
{
Color source = bmp.GetPixel(x, y);
return(Color.FromArgb((int)(source.R * rMult), (int)(source.G * gMult), (int)(source.B * bMult)));
}
protected virtual void DoPreprocessing(FastBitmap bmp)
{
return;
}
protected abstract Color CalculateNewPixelColor(FastBitmap bmp, int x, int y);
protected override Color CalculateNewPixelColor(FastBitmap bmp, int x, int y)
{
throw new NotImplementedException();
}
protected override Color CalculateNewPixelColor(FastBitmap bmp, int x, int y)
{
Color source = bmp.GetPixel(x, y);
return(Color.FromArgb(255 - source.R, 255 - source.G, 255 - source.B));
}
