/*
* Vis5D system for visualizing five dimensional gridded data sets.
* Copyright (C) 1990 - 2000 Bill Hibbard, Johan Kellum, Brian Paul,
* Dave Santek, and Andre Battaiola.
*
* 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.
*
* As a special exception to the terms of the GNU General Public
* License, you are permitted to link Vis5D with (and distribute the
* resulting source and executables) the LUI library (copyright by
* Stellar Computer Inc. and licensed for distribution with Vis5D),
* the McIDAS library, and/or the NetCDF library, where those
* libraries are governed by the terms of their own licenses.
*
* 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
*
*/
/* Map projections */
#ifndef PROJ_H
#define PROJ_H
extern int setup_ctx_dtx_projection( Context ctx );
extern int setup_ctx_projection( Context ctx );
extern int setup_ctx_dtx_vertical_system( Context ctx );
extern int setup_ctx_vertical_system( Context ctx );
extern void get_projection( Context ctx, int *projection, float *projargs );
extern void get_projection_d(Display_Context dtx, int *projection, float *projargs );
extern void get_vertical_system_d( Display_Context dtx, int *vertical, float *vertargs );
extern void get_vertical_system( Context ctx, int *vertical, float *vertargs );
extern float gridlevelPRIME_to_zPRIME( Display_Context dtx, int time, int var, float level );
extern float gridlevel_to_z( Context ctx, int time, int var, float level );
extern float gridlevelPRIME_to_gridlevel( Context ctx, float levelPRIME );
extern float gridlevel_to_gridlevelPRIME( Context ctx, float level );
extern float gridlevel_to_height( Context ctx, float level );
extern float gridlevelPRIME_to_height( Display_Context dtx, float level );
extern float height_to_gridlev( Context ctx, float hgt );
extern float height_to_gridlevPRIME( Display_Context dtx, float hgt );
extern float gridlevelPRIME_to_height( Display_Context dtx, float level );
extern float height_to_z( Context ctx, float hgt );
extern float height_to_zPRIME( Display_Context dtx, float hgt );
/* MJK 2.17.99 */
extern float height_to_zTOPO( Display_Context dtx, float hgt );
extern void grid_to_xyz( Context ctx, int time, int var, int n,
float r[], float c[], float l[],
float x[], float y[], float z[] );
extern void gridPRIME_to_grid( Context ctx, int time, int var, int n,
float rPRIME[], float cPRIME[], float lPRIME[],
float r[], float c[], float l[] );
extern void grid_to_gridPRIME( Context ctx, int time, int var, int n,
float r[], float c[], float l[],
float rPRIME[], float cPRIME[], float lPRIME[]);
extern void grid_to_xyzPRIME(Context ctx, int time, int var, int n,
float r[], float c[], float l[],
float x[], float y[], float z[] );
extern void gridPRIME_to_xyzPRIME( Display_Context dtx, int time, int var, int n,
float r[], float c[], float l[],
float x[], float y[], float z[] );
extern void xyz_to_compXYZ( Display_Context dtx, int n, float x[], float y[],
float z[], int_2 xyz[][3] );
extern void gridPRIME_to_compXYZPRIMEcheck( Display_Context, int time, int var, int *N,
float r[], float c[], float l[],
int_2 xyz[][3] );
extern void gridPRIME_to_compXYZPRIME( Display_Context, int time, int var, int n,
float r[], float c[], float l[],
int_2 xyz[][3] );
extern void grid_to_compXYZ( Context ctx, int time, int var, int n,
float r[], float c[], float l[],
int_2 xyz[][3] );
extern void geo_to_xyz( Context ctx, int time, int var, int n,
float lat[], float lon[], float hgt[],
float x[], float y[], float z[] );
extern void geo_to_xyzPRIME( Display_Context dtx, int time, int var, int n,
float lat[], float lon[], float hgt[],
float x[], float y[], float z[] );
/* MJK 2.17.99 */
extern void geo_to_xyzTOPO( Display_Context dtx, int time, int var, int n,
float lat[], float lon[], float hgt[],
float x[], float y[], float z[] );
extern void gridPRIME_to_geo (Display_Context dtx, int time, int var, int n,
float row[], float col[], float lev[],
float lat[], float lon[], float hgt[]);
extern void rowcol_to_latlon( Context ctx, int time, int var,
float row, float col, float *lat, float *lon );
extern void rowcolPRIME_to_latlon( Display_Context dtx, int time, int var,
float row, float col, float *lat, float *lon );
extern void xyzPRIME_to_gridPRIME( Display_Context dtx, int time, int var,
float x, float y, float z,
float *row, float *col, float *lev );
extern void xyzPRIME_to_grid( Context ctx, int time, int var,
float x, float y, float z,
float *row, float *col, float *lev );
extern void xyz_to_grid( Context ctx, int time, int var,
float x, float y, float z,
float *row, float *col, float *lev );
extern void latlon_to_rowcol (Context ctx, int time, int var,
float lat, float lon,
float *row, float *col);
extern void latlon_to_rowcolPRIME(Display_Context dtx, int time, int var,
float lat, float lon,
float *row, float *col);
extern void geo_to_grid (Context ctx, int time, int var, int n,
float lat[], float lon[], float hgt[],
float row[], float col[], float lev[]);
extern void grid_to_geo (Context ctx, int time, int var, int n,
float row[], float col[], float lev[],
float lat[], float lon[], float hgt[]);
extern void geo_to_gridPRIME (Display_Context dtx, int time, int var, int n,
float lat[], float lon[], float hgt[],
float row[], float col[], float lev[]);
extern void xyz_to_geo( Context ctx, int time, int var,
float x, float y, float z,
float *lat, float *lon, float *hgt );
extern void xyzPRIME_to_geo( Display_Context dtx, int time, int var,
float x, float y, float z,
float *lat, float *lon, float *hgt );
extern void project_normalsPRIME( Display_Context dtx, int n,
float vr[], float vc[], float vl[],
float nx[], float ny[], float nz[],
int_1 cnorms[][3] );
extern void project_normals( Context ctx, int n,
float vr[], float vc[], float vl[],
float nx[], float ny[], float nz[],
int_1 cnorms[][3] );
extern float earth_distance( float lat1, float lon1, float lat2, float lon2 );
extern void latlon_bounds( Display_Context dtx,
float *lats, float *latn, float *lonw, float *lone );
extern void pandg_back( float *lat, float *lon, float a, float b, float r );
extern void pandg_for( float *lat, float *lon, float a, float b, float r );
#endif
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