eigenutils.cpp
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#include "eigenutils.h"
#include <openbr/openbr_plugin.h>
using namespace Eigen;
using namespace cv;
//Helper function to quickly write eigen matrix to disk. Not efficient.
void writeEigen(MatrixXf X, QString filename) {
Mat m(X.rows(),X.cols(),CV_32FC1);
for (int i = 0; i < X.rows(); i++) {
for (int j = 0; j < X.cols(); j++) {
m.at<float>(i,j) = X(i,j);
}
}
QScopedPointer<br::Format> format(br::Factory<br::Format>::make(filename));
format->write(br::Template(m));
}
void writeEigen(MatrixXd X, QString filename) {
Mat m(X.rows(),X.cols(),CV_32FC1);
for (int i = 0; i < X.rows(); i++) {
for (int j = 0; j < X.cols(); j++) {
m.at<float>(i,j) = (float)X(i,j);
}
}
QScopedPointer<br::Format> format(br::Factory<br::Format>::make(filename));
format->write(br::Template(m));
}
void writeEigen(VectorXd X, QString filename) {
Mat m(X.size(),1,CV_32FC1);
for (int i = 0; i < X.rows(); i++) {
m.at<float>(i,0) = (float)X(i);
}
QScopedPointer<br::Format> format(br::Factory<br::Format>::make(filename));
format->write(br::Template(m));
}
void printEigen(Eigen::MatrixXd X) {
for (int i = 0; i < X.rows(); i++) {
QString str;
for (int j = 0; j < X.cols(); j++) {
str.append(QString::number(X(i,j)) + " ");
}
qDebug() << str;
}
}