GRHydro: call polytrope EOS in a region dominated by mag. field.

From: Bruno Coutinho Mundim <bcmsma@astro.rit.edu>

git-svn-id: http://svn.einsteintoolkit.org/cactus/EinsteinEvolve/GRHydro/trunk@451 c83d129a-5a75-4d5a-9c4d-ed3a5855bf45

1 files changed, 5 insertions, 0 deletions

diff --git a/param.ccl b/param.ccl
index 6b808a2..9e22470 100644
--- a/param.ccl
+++ b/param.ccl
@@ -356,6 +356,11 @@ REAL sqrtdet_thr "Threshold to apply cons rescalings deep inside the horizon" ST
  1.0:    :: "Larger values guarantees this sort of rescaling only deep inside the horizon"
 } 30.0
 
+REAL max_magnetic_to_gas_pressure_ratio "consider pressure to be magnetically dominated if magnetic pressure to gas pressure ratio is higher than this" STEERABLE=ALWAYS
+{
+  (0:*  :: "any positive value, eg. 100."
+  -1.0  :: "disable"
+} -1.0
 
 boolean c2p_reset_pressure "If the pressure guess is unphysical should we recompute it?"
 {