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/*
* This file is part of the ESO UVES Pipeline
* Copyright (C) 2004,2005 European Southern Observatory
*
* 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, 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA
*/
/*
* $Author: amodigli $
* $Date: 2010-09-24 09:32:03 $
* $Revision: 1.8 $
* $Name: not supported by cvs2svn $
* $Log: not supported by cvs2svn $
* Revision 1.6 2010/02/13 12:22:31 amodigli
* removed inlines (let's do work to compiler)
*
* Revision 1.5 2007/06/06 08:17:33 amodigli
* replace tab with 4 spaces
*
* Revision 1.4 2007/05/02 13:17:25 jmlarsen
* Allow specifying offset in optimal extraction
*
* Revision 1.3 2006/11/16 09:48:30 jmlarsen
* Renamed data type position -> uves_iterate_position, for namespace reasons
*
* Revision 1.2 2006/09/11 14:19:28 jmlarsen
* Updated documentation
*
* Revision 1.1 2006/09/08 14:03:58 jmlarsen
* Simplified code by using iterators, sky subtraction much optimized
*
*
*/
#ifndef UVES_EXTRACT_ITERATE_H
#define UVES_EXTRACT_ITERATE_H
#include <uves_utils_polynomial.h>
#include <stdbool.h>
typedef struct {
double length;
double offset;
} slit_geometry;
/* @cond */
typedef struct
{
/* 'public' numbers that are iterated */
/** Order number, pixel position */
int order;
/** Current pixel */
int x, y;
/** Center of current bin */
double ycenter;
/** y-range of current bin */
int ylow, yhigh;
/* private stuff which is set
for each iteration */
/** x-range */
int xmin, xmax;
/** last order (inclusive) of
current iteration */
int ordermax;
/** bad pixel map used in this iteration,
or NULL */
const cpl_binary *bpm;
/** Loop over y-values (true), or loop
just over bins (false) */
bool loop_y;
/** Iteration finished? */
bool end;
/* public stuff which is always
constant (the geometry) */
/** Image size */
int nx, ny;
/** First/last order according to order table */
int minorder, maxorder;
const polynomial *order_locations;
slit_geometry sg;
} uves_iterate_position;
/* @endcond */
uves_iterate_position *
uves_iterate_new(int nx, int ny,
const polynomial *order_locations,
int minorder, int maxorder,
slit_geometry sg);
void
uves_iterate_delete(uves_iterate_position **p);
void
uves_iterate_set_first(uves_iterate_position *p,
int xmin, int xmax,
int ordermin, int ordermax,
const cpl_binary *bpm,
bool loop_y);
void
uves_iterate_increment(uves_iterate_position *p);
bool
uves_iterate_finished(const uves_iterate_position *p);
void
uves_iterate_dump(const uves_iterate_position *p, FILE *stream);
#endif
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