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/***********************************************************************
* star_selection.c : Implementation of the star "pattern" type.
***********************************************************************/
/***********************************************************************
* This file is part of SpaceChart.
* Copyright (C) 2000 Miguel Coca <e970095@zipi.fi.upm.es>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
***********************************************************************/
#include <stdlib.h>
#include <strings.h>
#include "../include/starmap.h"
#include "../include/star.h"
#include "../include/star_selection.h"
#define MAX_SPEC 30
struct st_star_selection
{
int use_min_lum;
float min_lum;
int use_max_lum;
float max_lum;
int use_spectrum;
spectrum_t spectrum[MAX_SPEC];
int allow_multiples;
int tmp_matched;
};
/* Declaration of private functions. */
static void match_component( star_component_t *comp, star_selection_t *sel );
/* Public Functions. */
star_selection_t* star_selection_new( void )
{
star_selection_t* selection;
if( ( selection =
(star_selection_t*) malloc( sizeof( star_selection_t ) ) ) )
{
selection->use_min_lum = 0;
selection->use_max_lum = 0;
selection->use_spectrum = 0;
selection->allow_multiples = 1;
}
return selection;
}
int star_selection_match( star_selection_t* selection, star_t* star )
{
if( !selection->allow_multiples && (star_components(star) > 1) )
selection->tmp_matched = 0;
else
{
selection->tmp_matched = 0;
star_foreach_component( star,
(void(*)(star_component_t*, void*))
match_component, selection );
}
return selection->tmp_matched;
}
void star_selection_act_min_lum( star_selection_t* selection, float min_lum )
{
selection->use_min_lum = 1;
selection->min_lum = min_lum;
}
void star_selection_act_max_lum( star_selection_t* selection, float max_lum )
{
selection->use_max_lum = 1;
selection->max_lum = max_lum;
}
void star_selection_act_spectrum( star_selection_t* selection,
spectrum_t spectrum )
{
selection->spectrum[selection->use_spectrum] = spectrum;
selection->use_spectrum++;
}
void star_selection_deact_min_lum( star_selection_t* selection )
{
selection->use_min_lum = 0;
}
void star_selection_deact_max_lum( star_selection_t* selection )
{
selection->use_max_lum = 0;
}
void star_selection_deact_spectrum( star_selection_t* selection )
{
selection->use_spectrum = 0;
}
int star_selection_is_min_lum( star_selection_t* selection )
{
return selection->use_min_lum;
}
double star_selection_get_min_lum( star_selection_t* selection )
{
return selection->min_lum;
}
int star_selection_is_max_lum( star_selection_t* selection )
{
return selection->use_max_lum;
}
double star_selection_get_max_lum( star_selection_t* selection )
{
return selection->max_lum;
}
int star_selection_is_spectrum( star_selection_t* selection )
{
return selection->use_spectrum;
}
int star_selection_is_showed( star_selection_t* selection,
spectrum_t spectrum )
{
int i, found_sp = 0;
if( selection->use_spectrum )
{
for( i = 0; i < selection->use_spectrum && !found_sp; i++ )
if( selection->spectrum[i] == spectrum )
found_sp = 1;
return found_sp;
}
else
return 1;
}
void star_selection_set_allow_multiples( star_selection_t* selection,
int allow )
{
selection->allow_multiples = allow;
}
int star_selection_get_allow_multiples( star_selection_t* selection )
{
return selection->allow_multiples;
}
void star_selection_copy( star_selection_t* orig, star_selection_t* new )
{
*new = *orig;
}
void star_selection_destroy( star_selection_t* selection )
{
free( selection );
}
/* Private functions. */
void match_component( star_component_t *comp, star_selection_t *sel )
{
int matches = 1;
int found_sp;
int i;
spectrum_t spectrum;
if( sel->use_min_lum )
matches = (sel->min_lum < star_component_get_luminosity(comp));
if( sel->use_max_lum && matches )
matches = (sel->max_lum>= star_component_get_luminosity(comp));
if( sel->use_spectrum && matches )
{
spectrum = star_component_get_spectrum_type( comp );
found_sp = 0;
for( i = 0; i < sel->use_spectrum && !found_sp; i++ )
if( sel->spectrum[i] == spectrum )
found_sp = 1;
matches = found_sp;
}
sel->tmp_matched = sel->tmp_matched || matches;
}
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