/usr/share/ncarg/hluex/streamlineplot/st01f.f is in libncarg-data 6.3.0-6build1.
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 | C
C $Id: st01f.f,v 1.5 2010-03-15 22:49:24 haley Exp $
C
C***********************************************************************
C *
C Copyright (C) 1996 *
C University Corporation for Atmospheric Research *
C All Rights Reserved *
C *
C***********************************************************************
C
C File: st01f.f
C
C Author: David Brown
C National Center for Atmospheric Research
C PO 3000, Boulder, Colorado
C
C Date: Fri May 10 10:52:47 MDT 1996
C
C Description: Basic StreamlinePlot example
C
external NhlFAppClass
external NhlFNcgmWorkstationClass
external NhlFPSWorkstationClass
external NhlFPDFWorkstationClass
external NhlFCairoPSPDFWorkstationClass
external NhlFCairoImageWorkstationClass
external NhlFCairoWindowWorkstationClass
external NhlFVectorFieldClass
external NhlFStreamlinePlotClass
parameter(N=30,M=25)
parameter(PI=3.14159)
character*7 wks_type
integer appid,wid,stid,vfid
integer rlist
integer len_dims(2)
real U(M,N),V(M,N)
real igrid, jgrid
integer i,j
C
C Define the workstation type
C
wks_type = "x11"
C
C Generate vector data arrays
C
igrid = 2.0 * PI / real(M)
jgrid = 2.0 * PI / real(N)
do 20 j = 1,N
do 10 i=1,M
U(i,j) = 10.0 * cos(jgrid * real(j-1))
V(i,j) = 10.0 * cos(igrid * real(i-1))
10 continue
20 continue
C
C Initialize the high level utility library
C
call NhlFInitialize
C
C Create an application context. Set the app dir to the current
C directory so the application looks for a resource file in the
C working directory.
C
call NhlFRLCreate(rlist,'SETRL')
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'appUsrDir','./',ierr)
call NhlFCreate(appid,'st01',NhlFappClass,0,rlist,ierr)
if (wks_type.eq."ncgm".or.wks_type.eq."NCGM") then
C
C Create an NCGM workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetstring(rlist,'wkMetaName','./st01f.ncgm',ierr)
call NhlFCreate(wid,'st01Work',NhlFNcgmWorkstationClass,
1 0,rlist,ierr)
else if (wks_type.eq."x11".or.wks_type.eq."X11") then
C
C Create an X workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetstring(rlist,'wkPause','True',ierr)
call NhlFCreate(wid,'st01Work',
1 NhlFCairoWindowWorkstationClass,
1 0,rlist,ierr)
else if (wks_type.eq."oldps".or.wks_type.eq."OLDPS") then
C
C Create an older-style PostScript workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetstring(rlist,'wkPSFileName','./st01f.ps',ierr)
call NhlFCreate(wid,'st01Work',NhlFPSWorkstationClass,
1 0,rlist,ierr)
else if (wks_type.eq."oldpdf".or.wks_type.eq."OLDPDF") then
C
C Create an older-style PDF workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetstring(rlist,'wkPDFFileName','./st01f.pdf',ierr)
call NhlFCreate(wid,'st01Work',NhlFPDFWorkstationClass,
1 0,rlist,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 object.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFRLSetstring(rlist,'wkFileName','./st01f',ierr)
call NhlFCreate(wid,'st01Work',
1 NhlFCairoPSPDFWorkstationClass,0,rlist,ierr)
else if (wks_type.eq."png".or.wks_type.eq."PNG") then
C
C Create a cairo PNG object.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFRLSetstring(rlist,'wkFileName','./st01f',ierr)
call NhlFCreate(wid,'st01Work',
1 NhlFCairoImageWorkstationClass,0,rlist,ierr)
endif
C
C Create a VectorField object; then use its id as the value of
C the 'stVectorFieldData' resource when creating the StreamlinePlot
C object.
C
len_dims(1) = M
len_dims(2) = N
call NhlFRLClear(rlist)
call NhlFRLSetMDFloatArray(rlist,'vfUDataArray',U,2,len_dims,ierr)
call NhlFRLSetMDFloatArray(rlist,'vfVDataArray',V,2,len_dims,ierr)
call NhlFCreate(vfid,'vectorfield',NhlFVectorFieldClass,appid,
1 rlist,ierr)
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'tiMainString',
1 'Basic StreamlinePlot Example',ierr)
call NhlFRLSetInteger(rlist,'stVectorFieldData',vfid,ierr)
call NhlFCreate(stid,'streamline',NhlFStreamlinePlotClass,wid,
1 rlist,ierr)
call NhlFDraw(stid,ierr)
call NhlFFrame(wid,ierr)
C
C Destroy the objects created, close the HLU library and exit.
C
call NhlFDestroy(appid,ierr)
call NhlFClose
stop
end
|