1 files changed, 14 insertions, 1 deletions
diff --git a/param.ccl b/param.ccl
index 7d69ca3..2ffd8d2 100644
--- a/param.ccl
+++ b/param.ccl
@@ -34,10 +34,23 @@ BOOLEAN use_dissipation "Should we add dissipation"
 {
 } "no"
 
-BOOLEAN use_shiftout "Should we use the boundary_shift_out parameters from CoordBase to shift the dissipation stencils"
+BOOLEAN use_shiftout "Should we use the boundary_shift_out parameters from CoordBase to shift the stencils of derivatives and dissipation"
 {
 } "no"
 
+BOOLEAN poison_derivatives "Should we poison Dvar at boundary_shiftout perimeter when taking derivatives" STEERABLE=always
+{
+} "no"
+
+BOOLEAN poison_dissipation "Should we poison rhs at boundary_shiftout perimeter when applying dissipation" STEERABLE=always
+{
+} "no"
+
+REAL poison_value "Degree of intoxication" STEERABLE=always
+{
+  *:* :: "Anything you want"
+} 666.0
+
 # Note: scaling the dissipation operators with h reduces the order by one.
 BOOLEAN scale_with_h "Should we scale the dissipation with the grid spacing h"
 {