/usr/share/ncarg/hluex/ngmath/nm06f.f is in libncarg-data 6.4.0-9.
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 | C
C $Id: nm06f.f,v 1.8 2010-03-15 22:49:24 haley Exp $
C
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C C
C Copyright (C) 1997 C
C University Corporation for Atmospheric Research C
C All Rights Reserved C
C C
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C
C File: nm06f.f
C
C Author: Mary Haley (taken from one of Fred Clare's examples)
C National Center for Atmospheric Research
C PO 3000, Boulder, Colorado
C
C Date: Mon Dec 22 16:36:20 MST 1997
C
C Description: Smoothing in a simple 2D interpolation.
C
external NhlFAppClass
external NhlFNcgmWorkstationClass
external NhlFPSWorkstationClass
external NhlFPDFWorkstationClass
external NhlFCairoPSPDFWorkstationClass
external NhlFCairoImageWorkstationClass
external NhlFCairoWindowWorkstationClass
parameter(NUM=171,NX=21,NY=21)
real xi(NUM), yi(NUM), zi(NUM)
real xo(NX), yo(NY), output(NX,NY),output2(NX,NY)
data xminin,yminin,xmaxin,ymaxin/ -0.2, -0.2, 1.2, 1.2/
data xminot,yminot,xmaxot,ymaxot/ 0.0, 0.0, 1.0, 1.0/
data rho, theta, phi/3., -54., 32./
integer ierr
integer appid,wid,gkswid
integer srlist, grlist
integer i
character*7 wks_type
C
C Default is to display output to an NCGM workstation.
C
wks_type = "ncgm"
C
C Initialize the high level utility library
C
call NhlFInitialize
C
C Create an application context. Set the app dir to the current directory
C so the application looks for a resource file in the working directory.
C In this example the resource file supplies the plot title only.
C
call NhlFRLCreate(srlist,'setrl')
call NhlFRLCreate(grlist,'getrl')
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'appDefaultParent','True',ierr)
call NhlFRLSetString(srlist,'appUsrDir','./',ierr)
call NhlFCreate(appid,'nm06',NhlFAppClass,0,srlist,ierr)
if (wks_type.eq."ncgm".or.wks_type.eq."NCGM") then
C
C Create an NCGM workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkMetaName','./nm06f.ncgm',ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFNcgmWorkstationClass,0,srlist,ierr)
else if (wks_type.eq."x11".or.wks_type.eq."X11") then
C
C Create an X11 workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkPause','True',ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFCairoWindowWorkstationClass,
+ 0,srlist,ierr)
else if (wks_type.eq."oldps".or.wks_type.eq."OLDPS") then
C
C Create an older-style PostScript workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkPSFileName','./nm06f.ps',ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFPSWorkstationClass,0,srlist,ierr)
else if (wks_type.eq."oldpdf".or.wks_type.eq."OLDPDF") then
C
C Create an older-style PDF workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkPDFFileName','./nm06f.pdf',ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFPDFWorkstationClass,0,srlist,ierr)
else if (wks_type.eq."pdf".or.wks_type.eq."PDF".or.
+ wks_type.eq."ps".or.wks_type.eq."PS") then
C
C Create a cairo PS/PDF workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkFileName','./nm06f',ierr)
call NhlFRLSetString(srlist,'wkFormat',wks_type,ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFCairoPSPDFWorkstationClass,0,srlist,ierr)
else if (wks_type.eq."png".or.wks_type.eq."PNG") then
C
C Create a cairo PNG workstation.
C
call NhlFRLClear(srlist)
call NhlFRLSetString(srlist,'wkFileName','./nm06f',ierr)
call NhlFRLSetString(srlist,'wkFormat',wks_type,ierr)
call NhlFCreate(wid,'nm06Work',
+ NhlFCairoImageWorkstationClass,0,srlist,ierr)
endif
C
C Create random data in two-space and define a function.
C To get this to work on your system, you may have to insert
C the correct random number generator for your compiler.
C
do 10 i=1,num
xi(i) = xminin+(xmaxin-xminin)*drnm6()
yi(i) = yminin+(ymaxin-yminin)*drnm6()
zi(i) = (xi(i)-0.25)**2 + (yi(i)-0.50)**2
10 continue
C
C Create the output grid.
C
do 102 i=1,nx
xo(i) = xminot+(real(i-1)/real(nx-1))*(xmaxot-xminot)
102 continue
do 103 j =1,ny
yo(j)= yminot+(real(j-1)/real(ny-1))*(ymaxot-yminot)
103 continue
C
C Interpolate.
C
call dsgrid2s(num, xi, yi, zi, nx, ny, xo, yo, output, ierr)
C
C Get Workstation ID.
C
call NhlFRLClear(grlist)
call NhlFRLGetInteger(grlist,'wkGksWorkId',gkswid,ierr)
call NhlFGetValues(wid,grlist,ierr)
C
C Interpolate using dspnt2s.
C
do 115 i = 1,NX
do 110 j = 1,NY
call dspnt2s(NUM,xi,yi,zi,1,xo(i),yo(j),output2(i,j),ier)
110 continue
115 continue
C
C There's no HLU object for surface plots yet, so we need to call the
C LLUs to get a surface plot.
C
call gacwk (gkswid)
call tdez2d(nx, ny, xo, yo, output, rho, theta, phi, 6)
call gdawk (gkswid)
call NhlFFrame(wid,ier)
call gacwk (gkswid)
call tdez2d(nx, ny, xo, yo, output2, rho, theta, phi, 6)
call gdawk (gkswid)
call NhlFFrame(wid,ier)
C
C NhlDestroy destroys the given id and all of its children.
C
call NhlFDestroy(wid,ierr)
C
C Restores state.
C
call NhlFClose
stop
end
REAL FUNCTION DRNM6()
C
C Portable random number generator.
C
PARAMETER (MPLIER=16807,MODLUS=2147483647,MOBYMP=127773,
+ MOMDMP=2836)
C
INTEGER HVLUE, LVLUE, TESTV, NEXTN
SAVE NEXTN
DATA JSEED,IFRST/123456789,0/
C
IF (IFRST .EQ. 0) THEN
NEXTN = JSEED
IFRST = 1
ENDIF
C
HVLUE = NEXTN / MOBYMP
LVLUE = MOD(NEXTN, MOBYMP)
TESTV = MPLIER*LVLUE - MOMDMP*HVLUE
IF (TESTV .GT. 0) THEN
NEXTN = TESTV
ELSE
NEXTN = TESTV + MODLUS
ENDIF
DRNM6 = REAL(NEXTN)/REAL(MODLUS)
C
RETURN
END
|