[avida-cvs] avida CVS commits: /current/source/main environment.cc

[bckirkup]

bckirkup		Fri Jul 11 13:50:07 2003 EDT

  Modified files:              
    /avida/current/source/main	environment.cc 
  Log:
  fixed error in detect code
  
Index: avida/current/source/main/environment.cc
diff -u avida/current/source/main/environment.cc:1.14 avida/current/source/main/environment.cc:1.15
--- avida/current/source/main/environment.cc:1.14	Fri Jul 11 13:44:27 2003
+++ avida/current/source/main/environment.cc	Fri Jul 11 13:50:06 2003
@@ -782,14 +782,15 @@
 
 	// Determine detection events
 	cResource * detected = cur_process->GetDetect();
-	const int detected_id = detected->GetID();
-	int real_amount = resource_count[detected_id];
-	double estimated_amount =
+	if (detected != NULL)
+	{const int detected_id = detected->GetID();
+	 int real_amount = resource_count[detected_id];
+	 double estimated_amount =
 			g_random.GetRandNormal(real_amount, cur_process->GetDetectionError()*real_amount);
-	if (estimated_amount < cur_process->GetDetectionThreshold())
+	 if (estimated_amount < cur_process->GetDetectionThreshold())
 			result.Detect(detected_id, 0.0);				
-	else result.Detect(detected_id, estimated_amount);
-	
+	 else result.Detect(detected_id, estimated_amount);
+	}
 
     // Determine byproducts
     cResource * product = cur_process->GetProduct();