00001 // Filename: linearSourceForce.h 00002 // Created by: charles (21Jun00) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved 00008 // 00009 // All use of this software is subject to the terms of the Panda 3d 00010 // Software license. You should have received a copy of this license 00011 // along with this source code; you will also find a current copy of 00012 // the license at http://www.panda3d.org/license.txt . 00013 // 00014 // To contact the maintainers of this program write to 00015 // panda3d@yahoogroups.com . 00016 // 00017 //////////////////////////////////////////////////////////////////// 00018 00019 #ifndef LINEARSOURCEFORCE_H 00020 #define LINEARSOURCEFORCE_H 00021 00022 #include "linearDistanceForce.h" 00023 00024 //////////////////////////////////////////////////////////////////// 00025 // Class : LinearSourceForce 00026 // Description : Repellant force. 00027 //////////////////////////////////////////////////////////////////// 00028 class EXPCL_PANDAPHYSICS LinearSourceForce : public LinearDistanceForce { 00029 private: 00030 virtual LVector3f get_child_vector(const PhysicsObject *po); 00031 virtual LinearForce *make_copy(void); 00032 00033 PUBLISHED: 00034 LinearSourceForce(const LPoint3f& p, FalloffType f, float r, float a = 1.0f, 00035 bool mass = true); 00036 LinearSourceForce(void); 00037 LinearSourceForce(const LinearSourceForce ©); 00038 virtual ~LinearSourceForce(void); 00039 00040 public: 00041 static TypeHandle get_class_type(void) { 00042 return _type_handle; 00043 } 00044 static void init_type(void) { 00045 LinearDistanceForce::init_type(); 00046 register_type(_type_handle, "LinearSourceForce", 00047 LinearDistanceForce::get_class_type()); 00048 } 00049 virtual TypeHandle get_type(void) const { 00050 return get_class_type(); 00051 } 00052 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00053 00054 private: 00055 static TypeHandle _type_handle; 00056 }; 00057 00058 #endif // LINEARSOURCEFORCE_H