c
c ==========================================================
subroutine in1eu(qi,mxi,lbi,ubi,q,mx,lb,ub,
& lbr,ubr,shaper,meqn,nc,t)
c ==========================================================
c
c # Computes conserved quantities from primitives for
c # Euler equations. The inverse to flgout1eu.f.
c
c # Copyright (C) 2002 Ralf Deiterding
c # Brandenburgische Universitaet Cottbus
c
c # Copyright (C) 2003-2007 California Institute of Technology
c # Ralf Deiterding, ralf@cacr.caltech.edu
c
implicit double precision(a-h,o-z)
common /param/ gamma,gamma1
common /PhysData/ Wk, RU, PA
c
integer meqn, mx, mxi
dimension q(meqn,mx), qi(mxi)
c
integer lb(1), ub(1), lbi(1), ubi(1), lbr(1), ubr(1), shaper(1),
& mresult, stride, imin(1), imax(1), i, getindx, d
c
stride = (ub(1) - lb(1))/(mx-1)
imin(1) = max(lb(1), lbr(1))
imax(1) = min(ub(1), ubr(1))
if (mod(imin(1)-lb(1),stride) .ne. 0) then
imin(1) = imin(1) + stride - mod(imin(1)-lb(1),stride)
endif
imin(1) = getindx(imin(1), lb(1), stride)
if (mod(imax(1)-lb(1),stride) .ne. 0) then
imax(1) = imax(1) - mod(imax(1)-lb(1),stride)
endif
imax(1) = getindx(imax(1), lb(1), stride)
c
do 10 i = imin(1), imax(1)
c # Density
if (nc.eq.1) q(1,i) = qi(i)
c # Velocity
if (nc.eq.2) q(2,i) = q(1,i)*qi(i)
c # Total energy density
if (nc.eq.3) q(3,i) = qi(i)
c # Temperature
if (nc.eq.4) q(3,i) = (qi(i)*RU*q(1,i))/
& (Wk*gamma1) + 0.5d0*(q(2,i)**2)/q(1,i)
c # Pressure
if (nc.eq.5) q(3,i) = qi(i)/gamma1 + 0.5d0*
& (q(2,i)**2)/q(1,i)
10 continue
return
end