identiconpp is a library to generate identicons for C++.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

42 lines
1.5 KiB

/* This file is part of identiconpp.
* Copyright © 2018 tastytea <tastytea@tastytea.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "identiconpp.hpp"
#include "debug.hpp"
Magick::Image Identiconpp::generate_ltr_symmetric(const string &digest)
{
Magick::Image img(Magick::Geometry(_columns, _rows),
Magick::Color('#' + _background));
uint8_t used_columns = _columns / 2 + _columns % 2;
Magick::Color dotcolor = get_color(used_columns * _rows + 1, digest);
for (uint8_t row = 0; row < _rows; ++row)
{
for (uint8_t column = 0; column < used_columns; ++column)
{
if (get_bit(row * used_columns + column, digest))
{
ttdebug << "col=" << std::to_string(column)
<< ", row=" << std::to_string(row) << '\n';
img.pixelColor(column, row, dotcolor);
img.pixelColor(_columns - 1 - column, row, dotcolor);
}
}
}
return img;
}