Delete a lot of tex stuff, better debug info

Some other stuff, too, I think. Oh well. No biggie!

1 files changed, 16 insertions, 4 deletions

diff --git a/impl/MaxStrategy.hpp b/impl/MaxStrategy.hpp
index 8f40c99..d15884c 100644
--- a/impl/MaxStrategy.hpp
+++ b/impl/MaxStrategy.hpp
@@ -12,6 +12,16 @@ struct MaxStrategy {
   virtual unsigned int get(const MaxExpression<Domain>& e) const = 0;
 };
 
+unsigned int stack_depth = 1;
+
+std::string indent() {
+  std::string result = "";
+  for (unsigned int i = 0; i < stack_depth; ++i) {
+    result += '\t';
+  }
+  return result;
+}
+
 #include "VariableAssignment.hpp"
 
 template<typename Domain>
@@ -41,7 +51,7 @@ struct DynamicMaxStrategy : public MaxStrategy<Domain> {
   }
 
   void invalidate(const Variable<Domain>& v) const {
-    log::strategy << "\tInvalidating " << v << " - " << *_system[v] << std::endl;
+    log::strategy << indent() << "Invalidating " << v << " - " << *_system[v] << std::endl;
     _stable.filter(_var_influence[v]);
 
     for (auto it = _var_influence[v].begin();
@@ -55,10 +65,12 @@ private:
   void solve(const MaxExpression<Domain>& x) const {
     if (!_stable.contains(x)) {
       _stable.insert(x);
-      log::strategy << "\tStabilise " << x << std::endl;
+      log::strategy << indent() << "Stabilise " << x << std::endl;
 
+      stack_depth++;
       unsigned int val = x.bestStrategy(DependencyAssignment(*this, *_rho, x),
                                         DependencyStrategy(*this, x));
+      stack_depth--;
 
       if (val != _values[x]) {
         log::strategy << x << " => " << *x.arguments()[val] << std::endl;
@@ -77,10 +89,10 @@ private:
           solve(_system.maxExpression(*it));
         }
       } else {
-        log::strategy << "\t" << x << " did not change" << std::endl;
+        log::strategy << indent() << x << " did not change" << std::endl;
       }
     } else {
-      log::strategy << "\t" << x << " is stable" << std::endl;
+      log::strategy << indent() << x << " is stable" << std::endl;
     }
   }