GRASS GIS 7 Programmer's Manual  7.5.svn(2018)-r73111
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c_begin.c File Reference

Cluster library - Begin clusterring. More...

#include <stdlib.h>
#include <grass/glocale.h>
#include <grass/cluster.h>
Include dependency graph for c_begin.c:

Go to the source code of this file.

Functions

int I_cluster_begin (struct Cluster *C, int nbands)
 Initialize the cluster routines for nbands. More...
 

Detailed Description

Cluster library - Begin clusterring.

(C) 2001-2009 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author
Original author CERL

Definition in file c_begin.c.

Function Documentation

int I_cluster_begin ( struct Cluster C,
int  nbands 
)

Initialize the cluster routines for nbands.

Parameters
Cpointer to Cluster structure
nbandsnumber of bands
Returns
0 ok
-1 out of memory
1 illegal number of bands

Definition at line 28 of file c_begin.c.

References _, Cluster::band_sum, Cluster::band_sum2, for(), free(), I_free_signatures(), I_init_signatures(), malloc(), Cluster::nbands, Cluster::np, Cluster::npoints, NULL, Cluster::points, Cluster::S, and Signature::title.