void Highlighter::draw(PixelBuffer *background, int x, int y){
for (int i=0; i<15; i++){
for (int c = 0; c < 5; c++){
ColorData get = background->getPixel(x-2+c, y-7+i);
// float s=0.2126*red + 0.7152*green + 0.0722*blue;
// float i=s*0.4;
const ColorData& color = ColorData(red * m_mask[i][c]*get.getLuminance()+ (1-m_mask[i][c]*get.getLuminance())* get.getRed(),green * m_mask[i][c]*get.getLuminance() + (1-m_mask[i][c]*get.getLuminance()) * get.getGreen(), blue *m_mask[i][c]*get.getLuminance() + (1-m_mask[i][c]*get.getLuminance()) * get.getBlue());
background->setPixel(x-2+c,y-7+i,color);
}
}
}
void Tool::Apply(int x, int y, int m_height, PixelBuffer* m_displayBuffer, ColorData color)
{
x = x - centerX;
y = y + centerY;
float trans;
for (int i = 0; i < maskHeight; i++)
{
for (int j = 0; j < maskWidth; j++)
{
trans = mask[i][j];
ColorData curColor = m_displayBuffer->getPixel(x + j, m_height - y + i);
if (mask[i][j] < 1 && mask[i][j] > 0){
trans = curColor.getLuminance() * mask[i][j];
//std::cout << "High " << trans << std::endl; //fot test only
//std::cout << "High2 " << mask[i][j] << std::endl; //fot test only
}
m_displayBuffer->setPixel(x + j, m_height - y + i, color * trans + curColor * (1 - trans));
}
}
}
void Saturation::applyFilter(PixelBuffer* buffer, float saturation_amount)
{
cout<<"Saturation";
for (int x = 0; x < buffer->getWidth(); x ++)
{
for (int y = 0; y < buffer->getHeight(); y++)
{
ColorData currentColor = buffer->getPixel(x,y);
float luminence = currentColor.getLuminance();
ColorData newColor = ColorData(0,0,0);
float redChannel = currentColor.getRed();
float greenChannel = currentColor.getGreen();
float blueChannel = currentColor.getBlue();
float redDifference = (redChannel - luminence) * saturation_amount;
float greenDifference = (greenChannel - luminence) * saturation_amount;
float blueDifference = (blueChannel - luminence) * saturation_amount;
newColor.setRed(luminence + redDifference);
newColor.setGreen(luminence + greenDifference);
newColor.setBlue(luminence + blueDifference);
buffer->setPixel(x,y,newColor);
}
}
}
