Panda3D
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00001 // Filename: collisionHandler.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 COLLISIONHANDLER_H 00016 #define COLLISIONHANDLER_H 00017 00018 #include "pandabase.h" 00019 00020 #include "typedReferenceCount.h" 00021 #include "nodePath.h" 00022 00023 class CollisionEntry; 00024 00025 //////////////////////////////////////////////////////////////////// 00026 // Class : CollisionHandler 00027 // Description : The abstract interface to a number of classes that 00028 // decide what to do when a collision is detected. One 00029 // of these must be assigned to the CollisionTraverser 00030 // that is processing collisions in order to specify how 00031 // to dispatch detected collisions. 00032 //////////////////////////////////////////////////////////////////// 00033 class EXPCL_PANDA_COLLIDE CollisionHandler : public TypedReferenceCount { 00034 public: 00035 CollisionHandler(); 00036 00037 virtual void begin_group(); 00038 virtual void add_entry(CollisionEntry *entry); 00039 virtual bool end_group(); 00040 00041 INLINE bool wants_all_potential_collidees() const; 00042 INLINE void set_root(const NodePath &root); 00043 00044 PUBLISHED: 00045 static TypeHandle get_class_type() { 00046 return _type_handle; 00047 } 00048 00049 public: 00050 static void init_type() { 00051 TypedReferenceCount::init_type(); 00052 register_type(_type_handle, "CollisionHandler", 00053 TypedReferenceCount::get_class_type()); 00054 } 00055 virtual TypeHandle get_type() const { 00056 return get_class_type(); 00057 } 00058 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00059 00060 protected: 00061 bool _wants_all_potential_collidees; 00062 const NodePath *_root; 00063 00064 private: 00065 static TypeHandle _type_handle; 00066 00067 friend class CollisionTraverser; 00068 }; 00069 00070 #include "collisionHandler.I" 00071 00072 #endif 00073 00074 00075