[..] La fonction [shq] drawlineshq

Code
 int drawline_shq_xpl(){
   scltracefa(§, ƒ, ∅);
   scltracefc("scl-%s (%s) : %s\n\n", sclver(), sclsec(), temps_char(0));

   const int pn = 103; // nombre de points
   int pi;
   const int dn = 3;    // dimension d'un point
   const double xStep = 0.01;

   std::vector< double > vect_x;
   std::vector< double > vect_y;
   std::vector< std::vector<double> > pointp;
   std::vector<double> point(dn);

   double **pointq = newmat<double>(pn, dn);
   double **pointl = newmat<double>(pn, dn);
   double **pointh = newmat<double>(pn, dn);
   double **pointt = newmat<double>(pn, dn);

   for (pi=0; pi<pn; ++pi){
     const double x = xStep * pi;
     point[0] = x;
     point[1] = cos(x);
     point[2] = sin(x);
     pointp.push_back(point);


     vect_x.push_back(x);
     vect_y.push_back(sin(x));

     pointq[pi][0] = x;
     pointq[pi][1] = cos(x)*cos(x);
     pointq[pi][2] = sin(x)*sin(x);

     pointl[pi][0] = x;
     pointl[pi][1] =-cos(x)*cos(x);
     pointl[pi][2] = sin(x)*sin(x);

     pointh[pi][0] = x;
     pointh[pi][1] =-cos(x)*cos(x);
     pointh[pi][2] =-sin(x)*sin(x);

     pointt[pi][0] = x;
     pointt[pi][1] = cos(x)*cos(x);
     pointt[pi][2] =-sin(x)*sin(x);
   }
   std::string jsoname=std::string(ƒ)+".json",
       jsonpath="./srt/"+jsoname;

   shq::beginDrawing(/*jsonpath*/);// <Initializes the 🦅 "connection"
   shq::newFigure("drawline_shq"); // <Creates a new 🦅 figure;
   shq::drawLine(pointp,"taupe");

   shq::drawLine(pn, 3, pointq, "carotte");
   shq::drawLine(pn, 3, pointl, "bleu");
   shq::drawLine(pn, 3, pointh, "chaire");
   shq::drawLine(pn, 3, pointt, "vert");

   shq::drawLine(vect_x,vect_y, "mauve");

   shq::axisAuto();

   /*shq::setFigureProperties("drawline_shq",
       shaqParams("x",0,"y",220,"width",450,"height",100));*/
   std::vector<std::string> labels;
   labels.push_back("[dim-1]"); labels.push_back("[dim-2]"); labels.push_back("[dim-3]");
   shq::axisLabels(labels);

   shq::saveImage("./srt/drawline_shq.svg");

   shq::endDrawing(); // <Closes the 🦅 "connection"

   scltracefe(§, ƒ, ∅);
   return 0;
 }
 /* ƒ décorée par 🔬 le 01-04-2024 16:22:21 */
Sortie
        [>..\xpl\src\sclgraf.shq.xpl.cpp.drawline_shq_xpl]
          scl-24.04 (gwin64) : 01-04-2024 16:22:21

        [<..\xpl\src\sclgraf.shq.xpl.cpp.drawline_shq_xpl]