Changeset 15354 for branches

Timestamp:

09/07/17 17:09:54 (7 years ago)

Author:

mkommend

Message:

#1666: Changed delegate creation in constant optimization.

File:

• branches/SimplifierViewsProgress/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/Evaluators/SymbolicRegressionConstantOptimizationEvaluator.cs (modified) (2 diffs)

branches/SimplifierViewsProgress/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/Evaluators/SymbolicRegressionConstantOptimizationEvaluator.cs

@@ -210 +210 @@
       alglib.ndimensional_pfunc function_cx_1_func = CreatePFunc(func);
       alglib.ndimensional_pgrad function_cx_1_grad = CreatePGrad(func_grad);
-      alglib.ndimensional_rep xrep = null;
-      if (iterationCallback != null)
-        xrep = new alglib.ndimensional_rep(iterationCallback);
+      alglib.ndimensional_rep xrep = (p, f, obj) => iterationCallback(p, f, obj);
 
       try {
@@ -221 +219 @@
         alglib.lsfitfit(state, function_cx_1_func, function_cx_1_grad, xrep, null);
         alglib.lsfitresults(state, out retVal, out c, out rep);
-      } catch (ArithmeticException) {
+      }
+      catch (ArithmeticException) {
         return originalQuality;
-      } catch (alglib.alglibexception) {
+      }
+      catch (alglib.alglibexception) {
         return originalQuality;
       }