pastie/filters/derivative.cpp

58 lines
1.8 KiB
C++

/*
* This file is part of Pastie
*
* Pastie 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, either version 3 of the License, or
* any later version.
*
* Pastie 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 Pastie. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @copyright 2015 Steffen Vogel
* @license http://www.gnu.org/licenses/gpl.txt GNU Public License
* @author Steffen Vogel <steffen.vogel@rwth-aachen.de>
* @link http://www.steffenvogel.de
*/
#include "derivative.h"
Derivative::Derivative(Type t, Size o, int s) :
type(t),
order(o),
size(s),
maxima(false)
{
QMap<int, QString> typeMap;
typeMap[SOBEL] = "Sobel";
typeMap[SCHARR] = "Scharr";
settings["Type"] = new EnumSetting(this, (int&) type, typeMap);
settings["Order"] = new SizeSetting(this, order);
settings["Size"] = new IntegerSetting(this, size, Range<int>(1, 10));
settings["Maxima"] = new BooleanSetting(this, maxima, "Find local maximas in source image.");
settings["Scale"] = new DoubleSetting(this, scale);
settings["Delta"] = new DoubleSetting(this, delta);
}
Result * Derivative::applyInternal(Image *img)
{
Mat &n = img->getMat();
switch (type) {
case SOBEL: Sobel(n, n, n.depth(), order.width, order.height, size, scale, delta); break;
case SCHARR: Scharr(n, n, n.depth(), order.width, order.height, scale, delta); break;
}
if (maxima)
compare(n, 0, n, CMP_EQ);
return new Result;
}