Mathc initiation/0005
Installer ce fichier dans votre répertoire de travail.
![]() |
kg_f0ab9.h |
---|
/* --------------------------------- */
/* save as kg_f0ab9.h */
/* --------------------------------- */
void G_f0ab9p_2d(
CTRL_splot w,
double (*P_f)(double x),
tvalue p
)
{
FILE *fp = fopen("a_main.plt","w");
double i = p.min;
fprintf(fp," reset\n"
" set zeroaxis lt 8\n"
" set grid\n\n"
" set size ratio -1\n"
" plot [%0.3f:%0.3f] [%0.3f:%0.3f]\\\n"
" \"a\" with linesp lt 7 lw 3 pt 1,\\\n"
" \"b\" with linesp lt 7 lw 3 pt 1,\\\n"
" \"fab\" with line lt 8 lw 3,\\\n"
" \"f0a\" with line lt 0 lw 3,\\\n"
" \"fb9\" with line lt 0 lw 3,\\\n"
" \"p\" with linesp lt 6 lw 5 ps 3\n\n",
w.xmin,w.xmax,w.ymin,w.ymax);
fclose(fp);
fp = fopen("a", "w");
fprintf(fp," %0.6f %0.6f\n", p.min, (*P_f)(p.min));
fprintf(fp," %0.6f %0.6f\n", p.min, 0.0);
fclose(fp);
fp = fopen("b", "w");
fprintf(fp," %0.6f %0.6f\n", p.max, (*P_f)(p.max));
fprintf(fp," %0.6f %0.6f\n", p.max, 0.0);
fclose(fp);
i = p.min;
fp = fopen("fab", "w");
do{
fprintf(fp," %0.6f %0.6f\n", i,(*P_f)(i));
i += p.step;
}while(i <= p.max + p.step);
fclose(fp);
i = w.xmin;
fp = fopen("f0a", "w");
do{
fprintf(fp," %0.6f %0.6f\n", i,(*P_f)(i));
i += p.step;
}while(i <= p.min + p.step);
fclose(fp);
i = p.max;
fp = fopen("fb9", "w");
do{
fprintf(fp," %0.6f %0.6f\n", i,(*P_f)(i));
i += p.step;
}while(i <= w.xmax + p.step);
fclose(fp);
fp = fopen("p","w");
fprintf(fp," %6.5f %6.5f \n\n", p.min, (*P_f)(p.min));
fprintf(fp," %6.5f %6.5f \n", p.max, (*P_f)(p.max));
fclose(fp);
}
/* --------------------------------- */
/* --------------------------------- */