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-rw-r--r--src/findboundary.F9011
1 files changed, 7 insertions, 4 deletions
diff --git a/src/findboundary.F90 b/src/findboundary.F90
index 454c91a..2eaa1e1 100644
--- a/src/findboundary.F90
+++ b/src/findboundary.F90
@@ -4,9 +4,8 @@
! Return a mask where the outermost 0s have been replaced by 0.5s.
#include "cctk.h"
-#include "cctk_Parameters.h"
-
#include "cctk_Functions.h"
+#include "cctk_Parameters.h"
#include "maskvalues.h"
@@ -34,6 +33,10 @@ subroutine excision_findboundary (ierr, mask, ni, nj, nk)
integer i,j,k
integer ii,jj,kk
logical bnd
+
+ if (CCTK_IsThornActive(CCTK_THORNSTRING) == 0) then
+ call CCTK_WARN (0, "The routine excision_findboundary was called, but thorn " // CCTK_THORNSTRING // " is not active")
+ end if
! Loop over grid points.
@@ -43,7 +46,7 @@ subroutine excision_findboundary (ierr, mask, ni, nj, nk)
! Check if we are in an excised point.
- if (mask(i,j,k)==MASK_EXCISED) then
+ if (abs(mask(i,j,k)-MASK_EXCISED)<0.01) then
bnd = .false.
@@ -53,7 +56,7 @@ subroutine excision_findboundary (ierr, mask, ni, nj, nk)
do kk=k-1,k+1
do jj=j-1,j+1
do ii=i-1,i+1
- bnd = bnd.or.mask(ii,jj,kk)==MASK_ACTIVE
+ bnd = bnd.or.abs(mask(ii,jj,kk)-MASK_ACTIVE)<0.01
end do
end do
end do