Function writeTreeNode

maptree.c:621–660

static void writeTreeNode(SHPTreeHandle disktree, treeNodeObj *node) 
{
  int i,j;
  ms_int32 offset;
  char *pabyRec = NULL;

  offset = getSubNodeOffset(node);
  
  pabyRec = msSmallMalloc(sizeof(rectObj) + (3 * sizeof(ms_int32)) + (node->numshapes * sizeof(ms_int32)) );

  memcpy( pabyRec, &offset, 4);
  if( disktree->needswap ) SwapWord( 4, pabyRec );
    
   memcpy( pabyRec+4, &node->rect, sizeof(rectObj));
  for (i=0; i < 4; i++)
    if( disktree->needswap ) SwapWord( 8, pabyRec+4+(8*i) );

  memcpy( pabyRec+36, &node->numshapes, 4);
  if( disktree->needswap ) SwapWord( 4, pabyRec+36 );

  j = node->numshapes*sizeof(ms_int32);
  memcpy( pabyRec+40, node->ids, j);
  for (i=0; i<node->numshapes; i++)
    if( disktree->needswap ) SwapWord( 4, pabyRec+40+(4*i));
  
  memcpy( pabyRec+j+40, &node->numsubnodes, 4);
  if( disktree->needswap ) SwapWord( 4, pabyRec+40+j ); 

  fwrite( pabyRec, 44+j, 1, disktree->fp);
  free (pabyRec);
  
  for(i=0; i<node->numsubnodes; i++ ) {
    if(node->subnode[i])
      writeTreeNode(disktree, node->subnode[i]);
  }


  return;
  
}

int msWriteTree(treeObj *tree, char *filename, int B_order)
{