File: zfmtint.f90

package info (click to toggle)
elkcode 5.4.24-2
  • links: PTS, VCS
  • area: main
  • in suites: buster, sid
  • size: 12,840 kB
  • sloc: f90: 48,415; fortran: 22,457; perl: 965; makefile: 384; sh: 369; python: 105; ansic: 67
file content (39 lines) | stat: -rw-r--r-- 812 bytes parent folder | download
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

! Copyright (C) 2018 J. K. Dewhurst, S. Sharma and E. K. U. Gross.
! This file is distributed under the terms of the GNU General Public License.
! See the file COPYING for license details.

complex(8) function zfmtint(nr,nri,r,r2,zfmt)
use modmain
implicit none
! arguments
integer, intent(in) :: nr,nri
real(8), intent(in) :: r(nr),r2(nr)
complex(8), intent(in) :: zfmt(*)
! local variables
integer ir,i
complex(8) z1
! automatic arrays
real(8) fr1(nr),fr2(nr)
! external functions
real(8) splint
external splint
i=1
do ir=1,nri
  z1=zfmt(i)*r2(ir)
  fr1(ir)=dble(z1)
  fr2(ir)=aimag(z1)
  i=i+lmmaxi
end do
do ir=nri+1,nr
  z1=zfmt(i)*r2(ir)
  fr1(ir)=dble(z1)
  fr2(ir)=aimag(z1)
  i=i+lmmaxo
end do
! integrate over r
z1=cmplx(splint(nr,r,fr1),splint(nr,r,fr2),8)
zfmtint=fourpi*y00*z1
return
end function