/* common.h */

/*
remap
Copyright (C) 2006 Fabrice Ducos, fabrice.ducos@icare.univ-lille1.fr

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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

#ifndef COMMON_H
#define COMMON_H

#include <iostream>
#include <cassert>
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <stdint.h>
#include <ctime>
#include <cmath>
#include "hdfcpp.hpp"

#include "debug.h"

#define VERSION "0.4.6"

#define STRING_MAXLEN 255
#define APPNAME "remap"
#define OPT_VERBOSE 0x00000001

/*
#define DATA_TYPE uint16_t
#define DATA_TYPE_MIN 0
#define DATA_TYPE_MAX 65535
#define HDF_DATA_TYPE DFNT_UINT16
typedef DATA_TYPE data_type;
const data_type DEFAULT_DATA_FILL_VALUE = DATA_TYPE_MAX;
*/

#define DATA_TYPE int16_t
#define DATA_TYPE_MIN -32768
#define DATA_TYPE_MAX 32767
#define HDF_DATA_TYPE DFNT_INT16
typedef DATA_TYPE data_type;
const data_type DEFAULT_DATA_FILL_VALUE = DATA_TYPE_MIN;

#define HDF_COORD_TYPE DFNT_FLOAT32
#define HDF_DISTANCE_TYPE DFNT_FLOAT32
#define HDF_TIME_TYPE DFNT_FLOAT64

#define FLOAT_TYPE float // float or double
typedef FLOAT_TYPE float_type;

typedef float_type distance_type;
typedef float_type coord_type;
typedef float64 time_type; // standard for time used here is TAI93 (number of seconds since 01-Jan-1993, midnight)

const float FLOAT_NAN = NAN;
const double DOUBLE_NAN = NAN;

const distance_type DEFAULT_DISTANCE_FILL_VALUE = FLOAT_NAN;
const coord_type DEFAULT_COORD_FILL_VALUE = FLOAT_NAN;
const time_type DEFAULT_TIME_FILL_VALUE = DOUBLE_NAN;

const coord_type MIN_LAT = -90.;
const coord_type MAX_LAT = +90.;
const coord_type MIN_LON = -180.;
const coord_type MAX_LON = +180.;

 /* FOR THE TIME BEING, ALL VALUES LESS THAN MIN_VALID_DATA OR GREATER THAN MAX_VALID_DATA ARE SUPPOSED INVALID 
  * (THIS IS TRUE FOR ALL CURRENT SUPPORTED PRODUCTS BUT MAY BE WRONG FOR FUTURE PRODUCTS)
  */
const data_type MIN_VALID_DATA = -32767;
const data_type MAX_VALID_DATA = 32767; 

extern float64 g_output_slope;
extern float64 g_output_offset;

extern bool g_verbose;
extern bool g_extended_output;
extern bool g_brillance_temperatures;
extern distance_type g_distance_fill_value;
extern coord_type g_coord_fill_value;
extern time_type g_time_fill_value;
extern data_type g_data_fill_value;

extern time_type g_max_dtime;
extern distance_type g_distance;

extern coord_type g_equirect_latitude_orig;
extern coord_type g_equirect_longitude_orig;
extern distance_type g_equirect_resolution; // in km/pixel
extern int g_equirect_nrows;
extern int g_equirect_ncols;

#endif