Panda3D
 All Classes Functions Variables Enumerations
linearIntegrator.h
00001 // Filename: linearIntegrator.h
00002 // Created by:  charles (13Jun00)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef LINEARINTEGRATOR_H
00016 #define LINEARINTEGRATOR_H
00017 
00018 #include "physicsObject.h"
00019 #include "baseIntegrator.h"
00020 #include "linearForce.h"
00021 #include "configVariableDouble.h"
00022 
00023 ////////////////////////////////////////////////////////////////////
00024 //       Class : LinearIntegrator
00025 // Description : Pure virtual base class for physical modeling.
00026 //               Takes physically modelable objects and applies
00027 //               forces to them.
00028 ////////////////////////////////////////////////////////////////////
00029 class EXPCL_PANDAPHYSICS LinearIntegrator : public BaseIntegrator {
00030 PUBLISHED:
00031   virtual ~LinearIntegrator();
00032 public:
00033 
00034   void integrate(Physical *physical, LinearForceVector &forces,
00035                  PN_stdfloat dt);
00036 
00037 PUBLISHED:  
00038   virtual void output(ostream &out) const;
00039   virtual void write(ostream &out, unsigned int indent=0) const;
00040 
00041 protected:
00042   LinearIntegrator();
00043 
00044 private:
00045   static ConfigVariableDouble _max_linear_dt;
00046 
00047   // this allows baseLinearIntegrator to censor/modify data that the
00048   // actual integration function receives.
00049   virtual void child_integrate(Physical *physical, 
00050                                LinearForceVector &forces,
00051                                PN_stdfloat dt) = 0;
00052 };
00053 
00054 #endif // LINEARINTEGRATOR_H
 All Classes Functions Variables Enumerations