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2 bj 1 
#ifndef __CGLA_VEC2F_H__
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#define __CGLA_VEC2F_H__
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#include "ArithVec2Float.h"
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#include "Vec2i.h"
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namespace CGLA {
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	/** 2D floating point vector */
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	class Vec2f: public ArithVec2Float<float,Vec2f>
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	{
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	public:
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		Vec2f() {}
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		Vec2f(float _a,float _b): ArithVec2Float<float,Vec2f>(_a,_b) {}
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		template<class T, class V, unsigned int N>
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		explicit Vec2f(const ArithVec<T,V,N>& v):
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			ArithVec2Float<float,Vec2f>(static_cast<float>(v[0]),
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																	static_cast<float>(v[1])) {}
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		explicit Vec2f(float a): ArithVec2Float<float,Vec2f>(a,a) {}
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	};
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}
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#endif