char *poster_tos(poster p)
{
char buf[256];
memset(buf,'\0',256);
char *s1 = v3_tos(p.upper_left);
char *s2 = rgb_tos(p.shine);
snprintf(buf,256,"poster(%s,%.2fx%.2f,<FN>,%s)",
s1,p.w,p.h,s2);
free(s1);
free(s2);
return strdup(buf);
}
char *sphere_tos(sphere *s)
{
char buf[128];
int i;
for (i=0; i<127; i++)
buf[i] = '\0';
char *cen = vec_tos(s->center);
char *col= rgb_tos(s->color);
sprintf(buf, "Center: %s\nRadius: %lf\nColor: %s",
cen, s->radius, col);
free(cen);
free(col);
return strdup(buf);
}
