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00015 #ifndef LINEARFORCE_H
00016 #define LINEARFORCE_H
00017
00018 #include "baseForce.h"
00019
00020
00021
00022
00023
00024
00025 class EXPCL_PANDAPHYSICS LinearForce : public BaseForce {
00026 PUBLISHED:
00027 ~LinearForce();
00028
00029 INLINE void set_amplitude(const PN_stdfloat a);
00030 INLINE void set_mass_dependent(bool m);
00031
00032 INLINE PN_stdfloat get_amplitude() const;
00033 INLINE bool get_mass_dependent() const;
00034
00035 INLINE void set_vector_masks(bool x, bool y, bool z);
00036 INLINE LVector3 get_vector_masks();
00037
00038 LVector3 get_vector(const PhysicsObject *po);
00039
00040 virtual LinearForce *make_copy() = 0;
00041
00042 virtual bool is_linear() const;
00043
00044 virtual void output(ostream &out) const;
00045 virtual void write(ostream &out, unsigned int indent=0) const;
00046
00047 protected:
00048 LinearForce(PN_stdfloat a, bool mass);
00049 LinearForce(const LinearForce& copy);
00050
00051 private:
00052 PN_stdfloat _amplitude;
00053 bool _mass_dependent;
00054
00055 bool _x_mask;
00056 bool _y_mask;
00057 bool _z_mask;
00058
00059 virtual LVector3 get_child_vector(const PhysicsObject *po) = 0;
00060
00061 public:
00062 static TypeHandle get_class_type() {
00063 return _type_handle;
00064 }
00065 static void init_type() {
00066 BaseForce::init_type();
00067 register_type(_type_handle, "LinearForce",
00068 BaseForce::get_class_type());
00069 }
00070 virtual TypeHandle get_type() const {
00071 return get_class_type();
00072 }
00073 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00074
00075 private:
00076 static TypeHandle _type_handle;
00077 };
00078
00079 #include "linearForce.I"
00080
00081 #endif // BASELINEARFORCE_H