diff options
author | cott <cott@8e189c6b-2ab8-4400-aa02-70a9cfce18b9> | 2010-11-13 04:13:28 +0000 |
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committer | cott <cott@8e189c6b-2ab8-4400-aa02-70a9cfce18b9> | 2010-11-13 04:13:28 +0000 |
commit | ca448b24703e3502d7dbb9bed658db3ed04d2938 (patch) | |
tree | 76f21075f2bfd0815798e9ef66e584192e2b5d21 /src/nuc_eos | |
parent | 828cdf7aa06c6a1d6e56ade9465c27260028ccc7 (diff) |
* small optimization: introduce call to nuc_eos that just returns the pressure (and eps)
git-svn-id: http://svn.einsteintoolkit.org/cactus/EinsteinEOS/EOS_Omni/EOS_Omni@17 8e189c6b-2ab8-4400-aa02-70a9cfce18b9
Diffstat (limited to 'src/nuc_eos')
-rw-r--r-- | src/nuc_eos/nuc_eos.F90 | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/nuc_eos/nuc_eos.F90 b/src/nuc_eos/nuc_eos.F90 index 5e73b82..bc0f912 100644 --- a/src/nuc_eos/nuc_eos.F90 +++ b/src/nuc_eos/nuc_eos.F90 @@ -264,6 +264,87 @@ subroutine nuc_eos_short(xrho,xtemp,xye,xenr,xprs,xent,xcs2,xdedt,& end subroutine nuc_eos_short + +subroutine nuc_eos_press_eps(xrho,xtemp,xye,xenr,xprs,& + keytemp,keyerr,rfeps) + + use eosmodule + implicit none + + real*8, intent(in) :: xrho,xye + real*8, intent(inout) :: xtemp,xenr + real*8, intent(in) :: rfeps + real*8, intent(out) :: xprs + integer, intent(in) :: keytemp + integer, intent(out) :: keyerr + + ! local variables + real*8 :: xcs2,xdpderho,xdpdrhoe + real*8 :: lr,lt,y,xx,xeps,leps,xs + real*8 :: d1,d2,d3,ff(8) + integer :: keyerrt = 0 + + if(xrho.gt.eos_rhomax) then + stop "nuc_eos: rho > rhomax" + endif + + if(xrho.lt.eos_rhomin*1.2d0) then + call nuc_low_eos(xrho,xenr,xprs,xcs2,xdpderho,xdpdrhoe,keytemp) + return + endif + + if(xye.gt.eos_yemax) then + stop "nuc_eos: ye > yemax" + endif + + if(xye.lt.eos_yemin) then + stop "nuc_eos: ye < yemin" + endif + + if(keytemp.eq.1) then + if(xtemp.gt.eos_tempmax) then + stop "nuc_eos: temp > tempmax" + endif + + if(xtemp.lt.eos_tempmin) then + call nuc_low_eos(xrho,xenr,xprs,xcs2,xdpderho,xdpdrhoe,keytemp) + return + endif + endif + + lr = log10(xrho) + lt = log10(xtemp) + y = xye + xeps = xenr + energy_shift + leps = log10(max(xeps,1.0d0)) + + keyerr = 0 + + if(keytemp.eq.0) then + !need to find temperature based on xeps + call findtemp(lr,lt,y,leps,keyerrt,rfeps) + if(keyerrt.ne.0) then + keyerr = keyerrt + return + endif + xtemp = 10.0d0**lt + + elseif(keytemp.eq.2) then + stop "eos_nuc_press does not support keytemp.eq.2" + endif + + ! have temperature, proceed: + call findall_press_eps(lr,lt,y,ff) + xprs = 10.0d0**ff(1) + + xeps = 10.0d0**ff(2) - energy_shift + if((keytemp.eq.1).or.(keytemp.eq.2)) then + xenr = xeps + endif + +end subroutine nuc_eos_press_eps + + subroutine findthis(lr,lt,y,value,array,d1,d2,d3) use eosmodule @@ -321,3 +402,23 @@ subroutine findall_short(lr,lt,y,ff) ff(:) = ffx(:,1) end subroutine findall_short + + +subroutine findall_press_eps(lr,lt,y,ff) + + use eosmodule + implicit none + + real*8 ffx(8,1) + real*8 ff(8) + real*8 lr,lt,y + integer i + integer :: nvarsx = 2 + + +! Ewald's interpolator + call intp3d_many(lr,lt,y,ffx,1,alltables(:,:,:,1:2), & + nrho,ntemp,nye,nvarsx,logrho,logtemp,ye) + ff(:) = ffx(:,1) + +end subroutine findall_press_eps |