Mathc initiation/Fichiers h : c47a4

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kg_2d.h
utilitaire
/* ---------------------------------- */
/* save as kg_2d.h                    */
/* ---------------------------------- */
void G_2d(
double xmin,
double xmax,
double ymin,
double ymax,
  char feq[],
double (*P_f)(double x, double y),
  char geq[],
double (*P_g)(double x, double y)
)
{
FILE   *fp;

  fp = fopen("a_main.plt","w");

fprintf(fp,"set    samples 400\n");
fprintf(fp,"set isosamples 400\n");
fprintf(fp,"set view 1.000, 1.000, 1.000, 1.000 \n");
fprintf(fp,"set xrange [%0.3f:%0.3f]\n",xmin,xmax);
fprintf(fp,"set yrange [%0.3f:%0.3f]\n",ymin,ymax);
fprintf(fp,"set zrange [%0.3f:%0.3f]\n",-.0,+.01);
fprintf(fp,"splot ");
fprintf(fp,"%s,\\\n",feq);
fprintf(fp,"%s\n\n",geq);
fprintf(fp,"reset\n\n");

 fclose(fp);
}
/* ---------------------------------- */
/* ---------------------------------- */