Panda3D

collisionHandlerPusher.h

00001 // Filename: collisionHandlerPusher.h
00002 // Created by:  drose (16Mar02)
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 COLLISIONHANDLERPUSHER_H
00016 #define COLLISIONHANDLERPUSHER_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include "collisionHandlerPhysical.h"
00021 
00022 ////////////////////////////////////////////////////////////////////
00023 //       Class : CollisionHandlerPusher
00024 // Description : A specialized kind of CollisionHandler that simply
00025 //               pushes back on things that attempt to move into solid
00026 //               walls.  This is the simplest kind of "real-world"
00027 //               collisions you can have.
00028 ////////////////////////////////////////////////////////////////////
00029 class EXPCL_PANDA_COLLIDE CollisionHandlerPusher : public CollisionHandlerPhysical {
00030 PUBLISHED:
00031   CollisionHandlerPusher();
00032   virtual ~CollisionHandlerPusher();
00033 
00034   INLINE void set_horizontal(bool flag);
00035   INLINE bool get_horizontal() const;
00036 
00037 protected:
00038   virtual bool handle_entries();
00039   virtual void apply_net_shove(
00040       ColliderDef &def, const LVector3 &net_shove,
00041       const LVector3 &force_normal);
00042   virtual void apply_linear_force(ColliderDef &def, const LVector3 &force);
00043 
00044   bool _horizontal;
00045 
00046 
00047 public:
00048   static TypeHandle get_class_type() {
00049     return _type_handle;
00050   }
00051   static void init_type() {
00052     CollisionHandlerPhysical::init_type();
00053     register_type(_type_handle, "CollisionHandlerPusher",
00054                   CollisionHandlerPhysical::get_class_type());
00055   }
00056   virtual TypeHandle get_type() const {
00057     return get_class_type();
00058   }
00059   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00060 
00061 private:
00062   static TypeHandle _type_handle;
00063 };
00064 
00065 #include "collisionHandlerPusher.I"
00066 
00067 #endif
00068 
00069 
00070 
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