Method fuzzyEqual

jni/venus/vec3.h:106–106

	}
	bool operator !=(const vec3<T>& rhs) const { return !(*this == rhs); }
	friend bool fuzzyEqual(const vec3<T>& lhs, const vec3<T>& rhs) { return lhs == rhs; }

	T length2() const { return x*x + y*y + z*z; }
	T length() const { return std::sqrt(x*x + y*y + z*z); }