Use aliased function GetLocalComponents (if present) to ensure that

there are at most one component per MPI process.

Remove cvs $Header$ comments.


git-svn-id: http://svn.cactuscode.org/arrangements/CactusNumerical/RotatingSymmetry90/trunk@47 c3c03602-0f4f-0410-b3fa-d2c81c8a7dc5

11 files changed, 38 insertions, 18 deletions

diff --git a/README b/README
index 434ec8b..76c047f 100644
--- a/README
+++ b/README
@@ -20,3 +20,21 @@ y directions.
 
 This symmetry boundary condition can be mixed with arbitrary symmetry
 conditions in the z direction, e.g. bitant or periodicity.
+
+
+
+================================================================================
+
+
+
+R90: operator that rotates points (counter-clockwise) by 90 degrees
+
+f(x) = f(R90 x) = f(R180 x) = f(R270 )
+
+
+symmetry about x=0:
+
+f  (-x) =  f  (+x)
+vx (-x) =  vx (+x)
+vy (-x) = -vy (+x)
+vz: same as scalar
diff --git a/configuration.ccl b/configuration.ccl
index 8a0cd1d..2f3c8d7 100644
--- a/configuration.ccl
+++ b/configuration.ccl
@@ -1,4 +1,3 @@
 # Configuration definition for thorn RotatingSymmetry90
-# $Header$
 
 REQUIRES THORNS: Slab
diff --git a/doc/documentation.tex b/doc/documentation.tex
index 23b2c81..4fc4fc3 100644
--- a/doc/documentation.tex
+++ b/doc/documentation.tex
@@ -2,7 +2,6 @@
 %  Cactus Thorn template for ThornGuide documentation
 %  Author: Ian Kelley
 %  Date: Sun Jun 02, 2002
-%  $Header$
 %
 %  Thorn documentation in the latex file doc/documentation.tex
 %  will be included in ThornGuides built with the Cactus make system.
@@ -66,7 +65,6 @@
 % *======================================================================*
 
 % If you are using CVS use this line to give version information
-% $Header$
 
 \documentclass{article}
 
@@ -79,14 +77,14 @@
 \begin{document}
 
 % The author of the documentation
-\author{Erik Schnetter \textless schnetter@aei.mpg.de\textgreater}
+\author{Erik Schnetter \textless schnetter@cct.lsu.edu\textgreater}
 
 % The title of the document (not necessarily the name of the Thorn)
 \title{RotatingSymmetry180}
 
 % the date your document was last changed, if your document is in CVS,
 % please use:
-\date{$ $Date$ $}
+\date{2004-04-08}
 
 \maketitle
 
diff --git a/interface.ccl b/interface.ccl
index 94b7368..59fc741 100644
--- a/interface.ccl
+++ b/interface.ccl
@@ -1,5 +1,4 @@
-# Interface definition for thorn RotatingSymmetry90g
-# $Header$
+# Interface definition for thorn RotatingSymmetry90
 
 IMPLEMENTS: RotatingSymmetry90
 
@@ -70,3 +69,10 @@ CCTK_INT FUNCTION Boundary_SelectedGVs \
    CCTK_INT ARRAY OUT table_handles, \
    CCTK_STRING IN  bc_name)
 REQUIRES FUNCTION Boundary_SelectedGVs
+
+
+
+CCTK_INT FUNCTION                         \
+    GetLocalComponents                    \
+        (CCTK_POINTER_TO_CONST IN cctkGH)
+USES FUNCTION GetLocalComponents
diff --git a/param.ccl b/param.ccl
index 8136257..bd7b45c 100644
--- a/param.ccl
+++ b/param.ccl
@@ -1,5 +1,4 @@
 # Parameter definitions for thorn RotatingSymmetry90
-# $Header$
 
 BOOLEAN verbose "Produce screen output while applying boundary conditions"
 {
diff --git a/schedule.ccl b/schedule.ccl
index e4a1e30..870d58a 100644
--- a/schedule.ccl
+++ b/schedule.ccl
@@ -1,5 +1,4 @@
 # Schedule definitions for thorn RotatingSymmetry90
-# $Header$
 
 SCHEDULE Rot90_CheckTensorTypes AT paramcheck
 {
diff --git a/src/interpolate.c b/src/interpolate.c
index 06ab1c5..16370f2 100644
--- a/src/interpolate.c
+++ b/src/interpolate.c
@@ -1,5 +1,3 @@
-/* $Header$ */
-
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/src/make.code.defn b/src/make.code.defn
index 5907239..31bd59b 100644
--- a/src/make.code.defn
+++ b/src/make.code.defn
@@ -1,5 +1,4 @@
 # Main make.code.defn file for thorn RotatingSymmetry90
-# $Header$
 
 # Source files in this directory
 SRCS = interpolate.c rotatingsymmetry90.c registersymmetry.c
diff --git a/src/registersymmetry.c b/src/registersymmetry.c
index 0d2d7b0..326e737 100644
--- a/src/registersymmetry.c
+++ b/src/registersymmetry.c
@@ -1,5 +1,3 @@
-/* $Header$ */
-
 #include "cctk.h"
 #include "cctk_Arguments.h"
 #include "cctk_Parameters.h"
diff --git a/src/rotatingsymmetry90.c b/src/rotatingsymmetry90.c
index 42776d8..397797f 100644
--- a/src/rotatingsymmetry90.c
+++ b/src/rotatingsymmetry90.c
@@ -1,5 +1,3 @@
-/* $Header$ */
-
 #include <assert.h>
 #include <math.h>
 #include <stdlib.h>
@@ -14,6 +12,8 @@
 
 #include "Slab.h"
 
+#include "rotatingsymmetry90.h"
+
 
 
 /* This is pretty hard coded into all the tensor types and cannot be
@@ -541,6 +541,14 @@ int BndRot90VI (cGH const * restrict const cctkGH,
         assert (0);
       }
       
+      if (CCTK_IsFunctionAliased("GetLocalComponents")) {
+        int const num_local_components = GetLocalComponents(cctkGH);
+        if (num_local_components > 1) {
+          CCTK_WARN (CCTK_WARN_ABORT,
+                     "TAT/Slab can only be used if there is a single local component per MPI process");
+        }
+      }
+      
       options = Util_TableCreateFromString ("useghosts=1");
       assert (options>=0);
       
diff --git a/src/rotatingsymmetry90.h b/src/rotatingsymmetry90.h
index aa4561b..55362e7 100644
--- a/src/rotatingsymmetry90.h
+++ b/src/rotatingsymmetry90.h
@@ -1,5 +1,3 @@
-/* $Header$ */
-
 #ifndef ROTATINGSYMMETRY90_H
 #define ROTATINGSYMMETRY90_H