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#ifndef Vec1D_h
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#define Vec1D_h
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/*
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arrange -3 -2 -1 0 +1 +2 indeces array
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vec1D v(6,-3);
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v(-3) = val1;
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v(-2) = val2;
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...
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v[2] = val6
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*/
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class vec1D //16 bit MMX aligned array
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{
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public:
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vec1D(unsigned int size = 1, int offset = 0, const float* data = 0);
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vec1D(const vec1D& v);
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~vec1D();
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inline int first() const; //return first index into array m_data[0]
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inline int last() const; //return last index into array m_data[size-1]
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inline unsigned int size() const; //total size of array
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inline const float* data() const; //return m_data pointer
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inline const float* data(int i) const; //return m_data pointer
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inline float& operator()(int x); //operator m_data[x]
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inline float operator()(int x) const; //const operator m_data[x] for funcs( const vec1D& v )
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inline float& operator[](int x); //operator m_data[x]
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inline float operator[](int x) const; //const operator m_data[x] for funcs( const vec1D& v )
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inline const vec1D& operator=(const vec1D& v); //operator =
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private:
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int m_offset;
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int m_last;
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unsigned int m_size;
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float* m_data;
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void init(const vec1D& v);
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void close();
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};
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inline int vec1D::first() const
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{
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return m_offset;
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}
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inline int vec1D::last() const
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{
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return m_last;
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}
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inline unsigned int vec1D::size() const
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{
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return m_size;
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}
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inline float& vec1D::operator()(int x)
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{
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return m_data[x];
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}
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inline float vec1D::operator()(int x) const
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{
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return m_data[x];
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}
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inline float& vec1D::operator[](int x)
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{
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return m_data[x];
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}
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inline float vec1D::operator[](int x) const
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{
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return m_data[x];
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}
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inline const vec1D& vec1D::operator=(const vec1D& v)
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{
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if (this != &v)
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init(v);
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return *this;
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}
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inline const float* vec1D::data() const
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{
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return &m_data[first()];
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}
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inline const float* vec1D::data(int i) const
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{
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return &m_data[i];
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}
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#endif
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