134 lines
3.6 KiB
C++
134 lines
3.6 KiB
C++
// Filename: lvecBase2.h
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// Created by: drose (08Mar00)
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//
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////////////////////////////////////////////////////////////////////
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#ifndef LVECBASE2_H
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#define LVECBASE2_H
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#include <pandabase.h>
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#include "cmath.h"
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#include <typeHandle.h>
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class Datagram;
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class DatagramIterator;
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////////////////////////////////////////////////////////////////////
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// Class : LVecBase2
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// Description : This is the base class for all two-component
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// vectors and points.
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////////////////////////////////////////////////////////////////////
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template<class NumType>
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class LVecBase2 {
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public:
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typedef const NumType *iterator;
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typedef const NumType *const_iterator;
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INLINE LVecBase2();
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INLINE LVecBase2(const LVecBase2<NumType> ©);
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INLINE LVecBase2<NumType> &operator = (const LVecBase2<NumType> ©);
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INLINE LVecBase2<NumType> &operator = (NumType fill_value);
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INLINE LVecBase2(NumType fill_value);
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INLINE LVecBase2(NumType x, NumType y);
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INLINE static LVecBase2<NumType> zero();
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INLINE static LVecBase2<NumType> unit_x();
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INLINE static LVecBase2<NumType> unit_y();
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INLINE ~LVecBase2();
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INLINE NumType operator [](int i) const;
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INLINE NumType &operator [](int i);
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INLINE bool is_nan() const;
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INLINE NumType get_cell(int i) const;
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INLINE NumType get_x() const;
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INLINE NumType get_y() const;
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INLINE void set_cell(int i, NumType value);
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INLINE void set_x(NumType value);
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INLINE void set_y(NumType value);
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INLINE const NumType *get_data() const;
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INLINE int get_num_components() const;
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INLINE iterator begin();
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INLINE iterator end();
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INLINE const_iterator begin() const;
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INLINE const_iterator end() const;
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INLINE void fill(NumType fill_value);
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INLINE void set(NumType x, NumType y);
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INLINE NumType dot(const LVecBase2<NumType> &other) const;
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INLINE bool operator < (const LVecBase2<NumType> &other) const;
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INLINE bool operator == (const LVecBase2<NumType> &other) const;
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INLINE bool operator != (const LVecBase2<NumType> &other) const;
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INLINE int compare_to(const LVecBase2<NumType> &other) const;
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INLINE int compare_to(const LVecBase2<NumType> &other,
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NumType threshold) const;
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INLINE LVecBase2<NumType>
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operator - () const;
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INLINE LVecBase2<NumType>
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operator + (const LVecBase2<NumType> &other) const;
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INLINE LVecBase2<NumType>
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operator - (const LVecBase2<NumType> &other) const;
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INLINE LVecBase2<NumType> operator * (NumType scalar) const;
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INLINE LVecBase2<NumType> operator / (NumType scalar) const;
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INLINE void operator += (const LVecBase2<NumType> &other);
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INLINE void operator -= (const LVecBase2<NumType> &other);
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INLINE void operator *= (NumType scalar);
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INLINE void operator /= (NumType scalar);
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INLINE bool almost_equal(const LVecBase2<NumType> &other,
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NumType threshold) const;
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INLINE bool almost_equal(const LVecBase2<NumType> &other) const;
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INLINE void output(ostream &out) const;
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private:
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NumType _data[2];
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public:
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INLINE void write_datagram(Datagram &destination) const;
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INLINE void read_datagram(DatagramIterator &source);
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type();
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private:
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static TypeHandle _type_handle;
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};
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template<class NumType>
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INLINE ostream &operator << (ostream &out, const LVecBase2<NumType> &vec) {
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vec.output(out);
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return out;
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}
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// Cast to a different numeric type
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template<class NumType, class NumType2>
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INLINE LVecBase2<NumType2>
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lcast_to(NumType2 *type, const LVecBase2<NumType> &source);
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#include "lvecBase2.I"
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EXPORT_TEMPLATE_CLASS(EXPCL_PANDA, EXPTP_PANDA, LVecBase2<float>)
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EXPORT_TEMPLATE_CLASS(EXPCL_PANDA, EXPTP_PANDA, LVecBase2<double>)
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#endif
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