Exemplos de mlr_get_var em C++ (Cpp)

Exemplo n.º 1

Arquivo: mapper_stats1.c Projeto: 0-wiz-0/miller

// xxx recast all of these in terms of providable outputs
static void acc_stddev_var_meaneb_emit(void* pvstate, char* value_field_name, char* acc_name, lrec_t* poutrec) {
	acc_stddev_var_meaneb_state_t* pstate = pvstate;
	char* key = mlr_paste_3_strings(value_field_name, "_", acc_name);
	if (pstate->count < 2LL) {
		lrec_put(poutrec, key, "", LREC_FREE_ENTRY_KEY);
	} else {
		double output = mlr_get_var(pstate->count, pstate->sumx, pstate->sumx2);
		if (pstate->do_which == DO_STDDEV)
			output = sqrt(output);
		else if (pstate->do_which == DO_MEANEB)
			output = sqrt(output / pstate->count);
		char* val =  mlr_alloc_string_from_double(output, MLR_GLOBALS.ofmt);
		lrec_put(poutrec, key, val, LREC_FREE_ENTRY_KEY|LREC_FREE_ENTRY_VALUE);
	}
}

Exemplo n.º 2

Arquivo: stats1_accumulators.c Projeto: indera/miller

static void stats1_stddev_var_meaneb_emit(void* pvstate, char* value_field_name, char* stats1_acc_name, int copy_data, lrec_t* poutrec) {
	stats1_stddev_var_meaneb_state_t* pstate = pvstate;
	if (pstate->count < 2LL) {
		if (copy_data)
			lrec_put(poutrec, mlr_strdup_or_die(pstate->output_field_name), "", FREE_ENTRY_KEY);
		else
			lrec_put(poutrec, pstate->output_field_name, "", NO_FREE);
	} else {
		double output = mlr_get_var(pstate->count, pstate->sumx, pstate->sumx2);
		if (pstate->do_which == DO_STDDEV)
			output = sqrt(output);
		else if (pstate->do_which == DO_MEANEB)
			output = sqrt(output / pstate->count);
		char* val =  mlr_alloc_string_from_double(output, MLR_GLOBALS.ofmt);
		if (copy_data)
			lrec_put(poutrec, mlr_strdup_or_die(pstate->output_field_name), val, FREE_ENTRY_KEY|FREE_ENTRY_VALUE);
		else
			lrec_put(poutrec, pstate->output_field_name, val, FREE_ENTRY_VALUE);
	}
}