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120 lines
2.4 KiB
C++
120 lines
2.4 KiB
C++
#ifndef __HALF_H__
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#define __HALF_H__
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namespace dev
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{
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/* namespace detail
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{
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class _halfGTX;
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struct hdata
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{
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hdata() : data(0) {}
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hdata(const hdata& value);
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//hdata(float value);
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hdata& operator=(_halfGTX s);
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hdata& operator=(float s);
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hdata& operator=(double s);
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//operator float();
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//operator const float() const;
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short data;
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};
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float _toFloat32(hdata value);
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hdata _toFloat16(float value);
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union uif
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{
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int i;
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float f;
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};
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class _halfGTX
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{
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public:
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// Constructors
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_halfGTX();
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_halfGTX(float s);
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_halfGTX(double s);
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_halfGTX(int s);
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_halfGTX(bool s);
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_halfGTX(detail::hdata value) :
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data(value)
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{}
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operator float() const;
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operator double() const;
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operator int() const;
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operator detail::hdata() const;
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// Operators
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_halfGTX& operator=(_halfGTX s);
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_halfGTX& operator=(float s);
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_halfGTX operator+ (_halfGTX s) const;
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_halfGTX& operator+= (_halfGTX s);
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_halfGTX operator+ (float s) const;
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_halfGTX& operator+= (float s);
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_halfGTX operator- (_halfGTX s) const;
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_halfGTX& operator-= (_halfGTX s);
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_halfGTX operator- (float s) const;
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_halfGTX& operator-= (float s);
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_halfGTX operator* (_halfGTX s) const;
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_halfGTX& operator*= (_halfGTX s);
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_halfGTX operator* (float s) const;
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_halfGTX& operator*= (float s);
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_halfGTX operator/ (_halfGTX s) const;
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_halfGTX& operator/= (_halfGTX s);
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_halfGTX operator/ (float s) const;
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_halfGTX& operator/= (float s);
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_halfGTX operator- () const;
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_halfGTX operator++ ();
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_halfGTX operator++ (int n) const;
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_halfGTX operator-- ();
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_halfGTX operator-- (int n) const;
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bool operator< (const _halfGTX& s) const;
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bool operator> (const _halfGTX& s) const;
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bool operator<=(const _halfGTX& s) const;
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bool operator>=(const _halfGTX& s) const;
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bool operator==(const _halfGTX& s) const;
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bool operator!=(const _halfGTX& s) const;
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detail::hdata _data() const{return data;}
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private:
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detail::hdata data;
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};
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class _hvec2GTX
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{
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public:
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typedef _halfGTX value_type;
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typedef int size_type;
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static const size_type value_size;
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union
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{
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struct{detail::hdata x, y;};
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struct{detail::hdata r, g;};
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struct{detail::hdata s, t;};
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};
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_hvec2GTX()
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{}
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_hvec2GTX(const _halfGTX x, const _halfGTX y) :
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x(x._data()),
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y(y._data())
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{}
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};
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}
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*/
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}
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//#include "half.inl"
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#endif//__HALF_H__
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