Random color when not given

src/trace/values/Color.cpp

@@ -6,13 +6,13 @@
 ** use, modify and/or redistribute the software under the terms of the
 ** CeCILL-A license as circulated by CEA, CNRS and INRIA at the following
 ** URL: "http://www.cecill.info".
-** 
+**
 ** As a counterpart to the access to the source code and rights to copy,
 ** modify and redistribute granted by the license, users are provided
 ** only with a limited warranty and the software's author, the holder of
 ** the economic rights, and the successive licensors have only limited
 ** liability.
-** 
+**
 ** In this respect, the user's attention is drawn to the risks associated
 ** with loading, using, modifying and/or developing or reproducing the
 ** software by the user in light of its specific status of free software,
@@ -23,7 +23,7 @@
 ** their requirements in conditions enabling the security of their
 ** systems and/or data to be ensured and, more generally, to use and
 ** operate it in the same conditions as regards security.
-** 
+**
 ** The fact that you are presently reading this means that you have had
 ** knowledge of the CeCILL-A license and that you accept its terms.
 **
@@ -37,13 +37,14 @@
 **        - MARCOUEILLE Jule
 **        - NOISETTE Pascal
 **        - REDONDY Arthur
-**        - VUCHENER Clément 
+**        - VUCHENER Clément
 **
 */
 
 #include <string>
 #include <sstream>
 #include <iomanip> // For std::setprecision
+#include <cstdlib>
 /* -- */
 #include "common/Tools.hpp"
 /* -- */
@@ -52,7 +53,9 @@
 
 using namespace std;
 
-Color::Color() : _r(0), _g(0), _b(0){
+Color::Color() : _r((rand()%256)/256),
+                 _g((rand()%256)/256),
+                 _b((rand()%256)/256) {
     _is_correct = true;
 }