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-rw-r--r--include/grgsm/plotting.hpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/grgsm/plotting.hpp b/include/grgsm/plotting.hpp
index 21890e4..d4e6933 100644
--- a/include/grgsm/plotting.hpp
+++ b/include/grgsm/plotting.hpp
@@ -31,7 +31,7 @@
boost::shared_ptr<Gnuplot> current_figure;
-void imagesc(arma::mat & x){
+void imagesc(const arma::mat & x){
Gnuplot gp;
gp << "set palette rgb 3,2,2;";
gp << "plot ";
@@ -39,7 +39,7 @@ void imagesc(arma::mat & x){
gp << std::endl;
}
-void plot(arma::cx_mat & x, std::string title){
+void plot(const arma::cx_mat & x, std::string title){
arma::mat y = arma::abs(x);
if(current_figure.get()==NULL){
current_figure = boost::make_shared<Gnuplot>();
@@ -50,7 +50,7 @@ void plot(arma::cx_mat & x, std::string title){
(*current_figure) << std::endl;
}
-void replot(arma::cx_mat & x, std::string title){
+void replot(const arma::cx_mat & x, std::string title){
arma::mat y = arma::abs(x);
if(current_figure.get()==NULL){
current_figure = boost::make_shared<Gnuplot>();
@@ -61,19 +61,19 @@ void replot(arma::cx_mat & x, std::string title){
}
template<typename T>
-void plot(std::vector<T> & x){
+void plot(const std::vector<T> & x){
arma::cx_mat y = arma::conv_to<arma::cx_mat>::from(x);
plot(y,"");
}
template<typename T>
-void plot(std::vector<T> & x, std::string title){
+void plot(const std::vector<T> & x, std::string title){
arma::cx_mat y = arma::conv_to<arma::cx_mat>::from(x);
plot(y,title);
}
template<typename T>
-void replot(std::vector<T> & x, std::string title){
+void replot(const std::vector<T> & x, std::string title){
arma::cx_mat y = arma::conv_to<arma::cx_mat>::from(x);
replot(y,title);
}