#include "header.h"

/* Written by Waqas Akram, Justin Romberg, & Charles Gamiz, May 1997 */

struct pixel * create_pixel(int m, int n)
{
  struct pixel * temp = (struct pixel*)calloc(1, sizeof(struct pixel));
  temp->m = m;
  temp->n = n;
  temp->next = NULL;
  return temp;
}

struct region * create_region()
{
  int i,j;

  struct region * temp = (struct region*)calloc(1, sizeof(struct region));
  temp->mean = 0;
  temp->std = 0;
  temp->SumOfSquares = 0;
  temp->SumOfValues = 0;
  temp->num_pixels = 0;
  temp->num_edge = 0;
  temp->pixel_list = NULL;
  temp->edge_list = NULL;
  temp->visit = (char**)calloc(sizeI[0], sizeof(char*));
  for (i=0; i<sizeI[0]; i++) {
    temp->visit[i] = (char*)calloc(sizeI[1], sizeof(char));
  }
  for (i=0; i<sizeI[0]; i++) {
    for (j=0; j<sizeI[1]; j++) {
      temp->visit[i][j] = 0;
    }
  }
  temp->member = (char**)calloc(sizeI[0], sizeof(char*));
  for (i=0; i<sizeI[0]; i++) {
    temp->member[i] = (char*)calloc(sizeI[1], sizeof(char));
  }
  for (i=0; i<sizeI[0]; i++) {
    for (j=0; j<sizeI[1]; j++) {
      temp->member[i][j] = 0;
    }
  }
  temp->next = NULL;
  return temp;
}