demlib.h

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/********************************************************************
* Copyright (C) 2015 by Interstel Technologies, Inc.
*   and Hawaii Space Flight Laboratory.
*
* This file is part of the COSMOS/core that is the central
* module for COSMOS. For more information on COSMOS go to
* <http://cosmos-project.com>
*
* The COSMOS/core software is licenced under the
* GNU Lesser General Public License (LGPL) version 3 licence.
*
* You should have received a copy of the
* GNU Lesser General Public License
* If not, go to <http://www.gnu.org/licenses/>
*
* COSMOS/core is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* COSMOS/core 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
* Lesser General Public License for more details.
*
* Refer to the "licences" folder for further information on the
* condititons and terms to use this software.
********************************************************************/


#ifndef MAP_DEM_H
#define MAP_DEM_H

#include "support/configCosmos.h"


#define MAP_DEM_ERROR_BODY -1
#define MAP_DEM_ERROR_SPECS -2

#define DEM_TYPE_SINGLE 1
#define DEM_TYPE_MULTI 2

#define DEM_CACHE_NUM 5
#define MAX_DEMINDEX 100
#define MAX_DEM_BODIES 20




typedef struct
{
    float alt;
    float nmap[3];
} dem_pixel;


typedef struct
{
    double utc;
    char name[50];
    double lonul;
    double latul;
    double lonlr;
    double latlr;
    double psize;
    double scale;
    uint32_t xcount;
    uint32_t ycount;
    double dlon;
    double dlat;
    vector< vector<dem_pixel> > pixel;
} map_dem_dem;


typedef struct
{
    string name;
    double orbit;
    double radius;
    double highest;
    double vscale;
    double hscale;
    double htov;
    double alt1;
    double alt2;
    double alt3;
    uint16_t demcount;
    map_dem_dem dems[30000];
    int16_t demindexi[200][400][MAX_DEMINDEX];
    uint16_t demindexc[200][400];
} map_dem_body;



map_dem_body *planet_dem(int body);
void map_dem_close(map_dem_body *body);
void map_dem_cache(int body,int num);
map_dem_body *map_dem_open(int body);
void map_dem_scale(map_dem_body *body, double vscale, double hscale);
int map_dem_tilt(int body, double lon, double lat, double scale, dem_pixel *pixel);
dem_pixel map_dem_pixel(int body, double lon, double lat, double res);
dem_pixel map_dem_pixel(int body,double lon, double lat, double res);
double map_dem_alt(int body, double lon, double lat, double res);
int map_dem_init();

#endif