void show_stats_t(int y, int x, char *header, stats_t *data, char abbreviate)
{
if (data -> valid)
{
char *cur_str = format_value(data -> cur, 6, 2, abbreviate);
char *min_str = format_value(data -> min, 6, 2, abbreviate);
char *avg_str = format_value(data -> avg / (double)data -> n, 6, 2, abbreviate);
char *max_str = format_value(data -> max, 6, 2, abbreviate);
char *sd_str = format_value(calc_sd(data), 6, 2, abbreviate);
myprintloc(w_stats, y, x, "%s: %s %s %s %s %s", header,
data -> cur_valid ? cur_str : gettext(" n/a"),
min_str, avg_str, max_str, sd_str);
free(sd_str);
free(max_str);
free(avg_str);
free(min_str);
free(cur_str);
}
else
{
myprintloc(w_stats, y, x, gettext("%s: n/a"), header);
}
}
int main(void) {
short buf[N];
float sd1, sd2;
adc_open(2*N);
printf("Starting!\n");
while(1) {
while(adc1_read(buf, N) == -1);
sd1 = calc_sd(buf, N);
while(adc2_read(buf, N) == -1);
sd2 = calc_sd(buf, N);
printf("adc1: %5.1f adc2: %5.1f\n", (double)sd1, (double)sd2);
}
}
var sd(const Eigen::Matrix<var,R,C>& m) {
stan::math::check_nonzero_size("sd", "m", m);
if (m.size() == 1) return 0;
return calc_sd(m.size(), &m(0));
}
/**
* Return the sample standard deviation of the specified standard
* vector. Raise domain error if size is not greater than zero.
*
* @param[in] v a vector
* @return sample standard deviation of specified vector
*/
var sd(const std::vector<var>& v) {
stan::math::check_nonzero_size("sd", "v", v);
if (v.size() == 1) return 0;
return calc_sd(v.size(), &v[0]);
}
