/usr/share/ncarg/hluex/xyplot/xy08c.c is in libncarg-data 6.2.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 | /*
** $Id: xy08c.c,v 1.7 2010-03-15 22:49:25 haley Exp $
*/
/************************************************************************
* *
* Copyright (C) 1995 *
* University Corporation for Atmospheric Research *
* All Rights Reserved *
* *
************************************************************************/
/*
** File: xy08c.c
**
** Author: Mary Haley (copied from example "agex13")
** National Center for Atmospheric Research
** PO 3000, Boulder, Colorado
**
** Date: Thu Jan 26 13:56:37 MST 1995
**
** Description: This example is similar to the ncargex Autograph
** example "agex13". It shows how to use Irregular
** points to change the transformation of your plot.
*/
#include <stdio.h>
#include <math.h>
#include <ncarg/hlu/hlu.h>
#include <ncarg/hlu/ResList.h>
#include <ncarg/hlu/App.h>
#include <ncarg/hlu/NcgmWorkstation.h>
#include <ncarg/hlu/PSWorkstation.h>
#include <ncarg/hlu/PDFWorkstation.h>
#include <ncarg/hlu/CairoWorkstation.h>
#include <ncarg/hlu/XyPlot.h>
#include <ncarg/hlu/CoordArrTable.h>
#include <ncarg/hlu/TickMark.h>
#define NCOLORS 3
/*
* Create data arrays
*/
#define NCURVE 3
float *xcoord[NCURVE];
float *xdra[NCURVE],*ydra[NCURVE];
int len[NCURVE] = {12,37,61};
/*
* Create array for customizing the plot.
*/
float explicit_values[14];
int main()
{
int appid,xworkid,plotid,dataid;
int rlist, i, j;
ng_size_t clen[2];
float cmap[NCOLORS][3];
FILE *fp;
char const *wks_type = "x11";
/*
* Fill the data arrays.
*/
for( i = 0; i < 14; i++ ) explicit_values[i] = pow(2.,(float)(i-6));
fp = fopen("xy08.asc","r");
if (fp == (FILE *)NULL) {
NhlPError(NhlFATAL,NhlEUNKNOWN, "Cannot open data file xy08.asc" );
exit(3);
}
for( i = 0; i < NCURVE; i++ ) {
xcoord[i] = (float *)malloc(sizeof(float)*(len[i]*2));
for( j = 0; j < len[i]*2; j++ ) {
fscanf(fp,"%g",&xcoord[i][j]);
xcoord[i][j] = pow(2.,((xcoord[i][j]-15.)/2.5));
}
}
for( i = 0; i < NCURVE; i++ ) {
xdra[i] = (float *)malloc(sizeof(float)*len[i]);
ydra[i] = (float *)malloc(sizeof(float)*len[i]);
for( j = 0; j < (len[i]*2)-1; j+=2 ) {
xdra[i][j/2] = xcoord[i][j];
ydra[i][j/2] = xcoord[i][j+1];
}
}
/*
* Initialize the HLU library and set up resource template
*/
NhlInitialize();
rlist = NhlRLCreate(NhlSETRL);
/*
* Modify the color map. Color indices '0' and '1' are the background
* and foreground colors respectively.
*/
cmap[0][0] = 1.00; cmap[0][1] = 1.00; cmap[0][2] = 1.00;
cmap[1][0] = 0.00; cmap[1][1] = 0.00; cmap[1][2] = 0.00;
cmap[2][0] = 0.00; cmap[2][1] = 0.00; cmap[2][2] = 1.00;
clen[0] = NCOLORS; clen[1] = 3;
/*
* Create Application object. The Application object name is used to
* determine the name of the resource file, which is "xy08.res" in this
* case.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNappDefaultParent,"True");
NhlRLSetString(rlist,NhlNappUsrDir,"./");
NhlCreate(&appid,"xy08",NhlappClass,NhlDEFAULT_APP,0);
if (!strcmp(wks_type,"ncgm") || !strcmp(wks_type,"NCGM")) {
/*
* Create a meta file object.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNwkMetaName,"./xy08c.ncgm");
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlCreate(&xworkid,"xy08Work",NhlncgmWorkstationClass,
NhlDEFAULT_APP,rlist);
}
else if (!strcmp(wks_type,"x11") || !strcmp(wks_type,"X11")) {
/*
* Create an X11 workstation.
*/
NhlRLClear(rlist);
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlRLSetInteger(rlist,NhlNwkPause,True);
NhlCreate(&xworkid,"xy08Work",NhlcairoWindowWorkstationClass,
NhlDEFAULT_APP,rlist);
}
else if (!strcmp(wks_type,"oldps") || !strcmp(wks_type,"OLDPS")) {
/*
* Create an older-style PostScript workstation.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNwkPSFileName,"./xy08c.ps");
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlCreate(&xworkid,"xy08Work",NhlpsWorkstationClass,
NhlDEFAULT_APP,rlist);
}
else if (!strcmp(wks_type,"oldpdf") || !strcmp(wks_type,"OLDPDF")) {
/*
* Create an older-style PDF workstation.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNwkPDFFileName,"./xy08c.pdf");
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlCreate(&xworkid,"xy08Work",NhlpdfWorkstationClass,
NhlDEFAULT_APP,rlist);
}
else if (!strcmp(wks_type,"pdf") || !strcmp(wks_type,"PDF") ||
!strcmp(wks_type,"ps") || !strcmp(wks_type,"PS")) {
/*
* Create a cairo PS/PDF workstation.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNwkFileName,"./xy08c");
NhlRLSetString(rlist,NhlNwkFormat, (char*)wks_type);
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlCreate(&xworkid,"xy08Work",NhlcairoDocumentWorkstationClass,
NhlDEFAULT_APP,rlist);
}
else if (!strcmp(wks_type,"png") || !strcmp(wks_type,"PNG")) {
/*
* Create a cairo PNG workstation.
*/
NhlRLClear(rlist);
NhlRLSetString(rlist,NhlNwkFileName,"./xy08c");
NhlRLSetString(rlist,NhlNwkFormat, (char*)wks_type);
NhlRLSetMDFloatArray(rlist,NhlNwkColorMap,&cmap[0][0],2,clen);
NhlCreate(&xworkid,"xy08Work",NhlcairoImageWorkstationClass,
NhlDEFAULT_APP,rlist);
}
/*
* Create a CoordArrTable object to define the data for the XyPlot
* object. The id array from this object will become the value for the
* XyPlot resource, "xyCoordData".
*/
NhlRLClear(rlist);
NhlRLSetIntegerArray(rlist,NhlNctXTableLengths,len,NCURVE);
NhlRLSetArray(rlist,NhlNctXTable,xdra,NhlTPointer,sizeof(NhlPointer),
NCURVE);
NhlRLSetIntegerArray(rlist,NhlNctYTableLengths,len,NCURVE);
NhlRLSetArray(rlist,NhlNctYTable,ydra,NhlTPointer,sizeof(NhlPointer),
NCURVE);
NhlCreate(&dataid,"xyData",NhlcoordArrTableClass,NhlDEFAULT_APP,
rlist);
/*
* Create the XyPlot object and customize tick marks.
*/
NhlRLClear(rlist);
NhlRLSetFloatArray(rlist,NhlNtmXBValues,explicit_values,
NhlNumber(explicit_values));
NhlRLSetFloatArray(rlist,NhlNtmYLValues,explicit_values,
NhlNumber(explicit_values));
NhlRLSetFloatArray(rlist,NhlNxyXIrregularPoints,explicit_values,
NhlNumber(explicit_values));
NhlRLSetFloatArray(rlist,NhlNxyYIrregularPoints,explicit_values,
NhlNumber(explicit_values));
NhlRLSetInteger(rlist,NhlNxyCoordData,dataid);
NhlCreate(&plotid,"xyPlot",NhlxyPlotClass,xworkid,rlist);
/*
* Draw the plot.
*/
NhlDraw(plotid);
NhlFrame(xworkid);
/*
* NhlDestroy destroys the given id and all of its children
* so destroying xworkwid will also destroys plotid.
*/
NhlRLDestroy(rlist);
NhlDestroy(xworkid);
NhlDestroy(appid);
/*
* Restores state.
*/
NhlClose();
exit(0);
}
|