Only register IOJepg I/O method if the maximum dimension of grid

variables is >= 2.


git-svn-id: http://svn.cactuscode.org/arrangements/CactusIO/IOJpeg/trunk@90 eff87b29-5268-4891-90a3-a07138403961

1 files changed, 8 insertions, 3 deletions

diff --git a/src/Startup.c b/src/Startup.c
index f58a5a0..4d1cb19 100644
--- a/src/Startup.c
+++ b/src/Startup.c
@@ -41,15 +41,20 @@ static void *SetupGH (tFleshConfig *config, int conv_level, cGH *GH);
    @author    Thomas Radke
    @desc
               The startup registration routine for IOJpeg.
-              Registers the GH extensions needed for IOJpeg
-              along with its setup routine.
+              Registers the GH extensions needed for IOJpeg,
+              along with its setup routine, if there are grid variables
+              of at least dimensionality of 2.
    @enddesc
    @calls     CCTK_RegisterGHExtension
               CCTK_RegisterGHExtensionSetupGH
 @@*/
 void IOJpeg_Startup (void)
 {
-  CCTK_RegisterGHExtensionSetupGH (CCTK_RegisterGHExtension("IOJpeg"), SetupGH);
+  if (CCTK_MaxDim () >= 2)
+  {
+    CCTK_RegisterGHExtensionSetupGH (CCTK_RegisterGHExtension ("IOJpeg"),
+                                     SetupGH);
+  }
 }