wordrec/tally.h File Reference

#include <stdio.h>

Go to the source code of this file.

Classes

• struct _TALLY_

  Holds probability/histogram: starts with 1 bucket & grows. More...
  

Defines

• #define inc_tally_bucket(t, i)
• #define iterate_tally(t, i)   for (i=0; i<t->num_buckets; i++)
• #define tally_entry(t, i)   (t->buckets[i])

Typedefs

• typedef _TALLY_ * TALLY

  Type of _TALLY_, holds probability/histogram.
  

Functions

• TALLY new_tally (int num_buckets)
• void print_tally (FILE *file, const char *string, TALLY t)

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Define Documentation

#define inc_tally_bucket	(	t,
		i		)

Value:

(t->count++,                \
   ((i < t->num_buckets) ?    \
   (t->buckets[i]++) :       \
   (t->buckets[t->num_buckets-1]++)))

Increment the bucket count for the chosen bucket.

Definition at line 53 of file tally.h.

Referenced by record_certainty(), and record_search_status().

#define iterate_tally	(	t,
		i		)	for (i=0; i<t->num_buckets; i++)

Iterate through all the buckets in a tally record.

Definition at line 63 of file tally.h.

Referenced by new_tally(), print_tally(), and save_summary().

#define tally_entry	(	t,
		i		)	(t->buckets[i])

Access one of the buckets of a tally record without bounds checking.

Definition at line 70 of file tally.h.

Referenced by new_tally(), print_tally(), and save_summary().

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Typedef Documentation

TALLY

Type of _TALLY_, holds probability/histogram.

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Function Documentation

TALLY new_tally

(

int

num_buckets

)

Create a new tally record and initialize it.

Definition at line 34 of file tally.cpp.

References _TALLY_::count, iterate_tally, memalloc(), _TALLY_::num_buckets, and tally_entry.

Referenced by init_metrics(), and reset_width_tally().

                                 { 
  TALLY t;
  int x;

  t = (TALLY) memalloc ((num_buckets + 2) * sizeof (int));
  t->count = 0;
  t->num_buckets = num_buckets;

  iterate_tally (t, x) tally_entry (t, x) = 0;

  return (t);
}

void print_tally	(	FILE *	file,
		const char *	string,
		TALLY	t
	)

Print the results of a given tally.

Definition at line 52 of file tally.cpp.

References _TALLY_::count, cprintf(), iterate_tally, _TALLY_::num_buckets, and tally_entry.

Referenced by save_summary().

                                                          { 
  int x;

  cprintf ("%d %s buckets\n", t->num_buckets, string);
  cprintf ("%d samples in %s\n", t->count, string);

  iterate_tally (t, x)
    cprintf ("   %s [%d] = %d\n", string, x, tally_entry (t, x));
  cprintf ("\n");
}

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