BadBehavior added

Engine/source/BadBehavior/leaf/compiled/followBehaviorAction.cpp

@@ -0,0 +1,109 @@
+//-----------------------------------------------------------------------------
+// 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.
+//-----------------------------------------------------------------------------
+
+#include "followBehaviorAction.h"
+
+#include "T3D/aiPlayer.h"
+
+using namespace BadBehavior;
+
+//------------------------------------------------------------------------------
+// FollowBehavior node
+//------------------------------------------------------------------------------
+IMPLEMENT_CONOBJECT(FollowBehaviorAction);
+
+FollowBehaviorAction::FollowBehaviorAction()
+{
+}
+
+bool FollowBehaviorAction::precondition( SimObject *owner )
+{
+   PROFILE_SCOPE( FollowBehaviorAction_precondition);
+
+   // check that our owner is an AIPlayer
+   AIPlayer *aiPlayer = dynamic_cast<AIPlayer *>(owner);
+   if(!aiPlayer)
+      return false; 
+   
+   return true;
+}
+
+void FollowBehaviorAction::onEnter( SimObject *owner )
+{
+   //PROFILE_SCOPE( FollowBehaviorAction_onEnter );
+}
+
+void FollowBehaviorAction::onExit( SimObject *owner )
+{
+   //PROFILE_SCOPE( FollowBehaviorAction_onExit );
+}
+
+Status FollowBehaviorAction::behavior( SimObject *owner )
+{
+   PROFILE_SCOPE( FollowBehaviorAction_behavior );
+
+   // get the owning AIPlayer object
+   AIPlayer *aiPlayer = dynamic_cast<AIPlayer *>(owner);
+   if(!aiPlayer)
+      return FAILURE;
+
+   // get the script-specified followObject
+   const char *followFieldName = StringTable->insert("followObject");
+   const char *followFieldValue = owner->getDataField(followFieldName, NULL);
+   if(!followFieldValue || !followFieldValue[0])
+      return FAILURE;
+
+   SimObject *followSimObj = Sim::findObject(dAtoi(followFieldValue));
+   if(!followSimObj)
+      return FAILURE;
+
+   // check that the follow object is a SceneObject
+   SceneObject *followObject = dynamic_cast<SceneObject *>(followSimObj);
+   if(!followObject)
+      return FAILURE;
+
+   // get the script-specified followDistance field
+   const char *distanceFieldName = StringTable->insert("followDistance"); 
+   const char *distanceFieldValue = owner->getDataField(distanceFieldName, NULL);
+   float followDistance = 1.f;
+   if(distanceFieldValue && distanceFieldValue[0])
+      followDistance = dAtof(distanceFieldValue);
+
+   // try and stay at followDistance from the followObject
+   Point3F targetPos = followObject->getPosition();
+   Point3F followVec = aiPlayer->getPosition() - targetPos;
+   
+   // get current distance (ignore z component)
+   F32 curDist = Point3F(followVec.x, followVec.y, 0.f).len();
+
+   if(mFabs(curDist - followDistance) > aiPlayer->getMoveTolerance())
+   {
+      followVec.normalize();
+      followVec *= followDistance;
+      Point3F destination = targetPos + followVec;
+   
+      aiPlayer->setMoveDestination(destination, true);
+      return RUNNING;
+   }
+
+   return SUCCESS;
+}

Engine/source/BadBehavior/leaf/compiled/followBehaviorAction.h

@@ -0,0 +1,52 @@
+//-----------------------------------------------------------------------------
+// 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_FOLLOWBEHAVIORACTION_H_
+#define _BB_FOLLOWBEHAVIORACTION_H_
+
+#ifndef _BB_CORE_H_
+#include "BadBehavior/core/behavior.h"
+#endif
+
+namespace BadBehavior
+{
+   //---------------------------------------------------------------------------
+   // FollowBehaviorAction - Make an AIPlayer follow another object
+   // Demonstrates how to create a compiled behavior by subclassing Behavior
+   //---------------------------------------------------------------------------
+   class FollowBehaviorAction : public Behavior
+   {
+      typedef Behavior Parent;
+   
+   public:
+      FollowBehaviorAction();
+
+      virtual bool precondition( SimObject *owner );
+      virtual void onEnter( SimObject *owner );
+      virtual void onExit( SimObject *owner );
+      virtual Status behavior( SimObject *owner );
+
+      DECLARE_CONOBJECT(FollowBehaviorAction);
+   };
+} // namespace BadBehavior
+
+#endif