BadBehavior added

Engine/source/BadBehavior/composite/Parallel.h

@@ -0,0 +1,97 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2014 Guy Allard
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifndef _BB_PARALLEL_H_
+#define _BB_PARALLEL_H_
+
+#ifndef _BB_CORE_H_
+#include "BadBehavior/core/Composite.h"
+#endif
+
+#ifndef _BB_BRANCH_H_
+#include "BadBehavior/core/Branch.h"
+#endif
+
+namespace BadBehavior
+{
+   //---------------------------------------------------------------------------
+   // Parallel sequence node
+   // Runs all of its children irrespective of their return status
+   // The final return status depends on the chosen policy
+   // (not a true parallel, as branches are actually evaluated sequentially)
+   //---------------------------------------------------------------------------
+   class Parallel: public CompositeNode
+   {
+      typedef CompositeNode Parent;
+
+   public:
+      // parallel return policies
+      enum ParallelPolicy
+      {
+         REQUIRE_NONE,
+         REQUIRE_ONE,
+         REQUIRE_ALL,
+      };
+      
+   protected:
+      ParallelPolicy mReturnPolicy;
+
+   public:
+      Parallel();
+
+      virtual Task *createTask(SimObject &owner, BehaviorTreeRunner &runner);
+
+      static void initPersistFields();
+      
+      ParallelPolicy getReturnPolicy() const { return mReturnPolicy; }
+
+      DECLARE_CONOBJECT(Parallel);
+   };
+
+   //---------------------------------------------------------------------------
+   // Parallel Task
+   //---------------------------------------------------------------------------
+   class ParallelTask: public CompositeTask
+   {
+      typedef CompositeTask Parent;
+
+   protected:
+      Vector<BehaviorTreeBranch> mBranches;
+
+      bool mHasSuccess, mHasFailure;
+      
+      virtual void onInitialize();
+      virtual Task* update();
+
+   public:
+      ParallelTask(Node &node, SimObject &owner, BehaviorTreeRunner &runner);
+
+      virtual Status getStatus();
+   };
+
+} // namespace BadBehavior
+
+// make the return policy enum accessible from script
+typedef BadBehavior::Parallel::ParallelPolicy ParallelReturnPolicy;
+DefineEnumType( ParallelReturnPolicy );
+
+#endif