#include <windows.h> // FLOAT 정의를 위해
#include <DirectXmath.h> // #include <xnamath.h> 대체
#include <iostream>
using namespace std;
using namespace DirectX;

// cout을 이용해서 XMVECTOR 객체를 출력할 수 있도록 << 연산자를
// 중복적재한다.
ostream& operator<<(ostream& os, FXMVECTOR v)
{
	XMFLOAT4 dest;
	XMStoreFloat4(&dest, v);

	os << "(" << dest.x << ", " << dest.y << ", " << dest.z <<  ", " << dest.w << ")";
	return os;
}
 
int main()
{
	cout.setf(ios_base::boolalpha);

	// SSE2 지원 여부(Pentium4, AMD K8 이상)를 점검한다.
	if( !XMVerifyCPUSupport() )
	{
		cout << "xna math not supported" << endl;
		return 0;
	}
	
	XMVECTOR p = XMVectorSet(2.0f, 2.0f, 1.0f, 0.0f);
	XMVECTOR q = XMVectorSet(2.0f, -0.5f, 0.5f, 0.1f);
	XMVECTOR u = XMVectorSet(1.0f, 2.0f, 4.0f, 8.0f);
	XMVECTOR v = XMVectorSet(-2.0f, 1.0f, -3.0f, 2.5f);
	XMVECTOR w = XMVectorSet(0.0f, XM_PIDIV4, XM_PIDIV2, XM_PI);

	cout << "XMVectorAbs(v)                 = " << XMVectorAbs(v) << endl;
	cout << "XMVectorCos(w)                 = " << XMVectorCos(w) << endl;
	cout << "XMVectorLog(u)                 = " << XMVectorLog(u) << endl;
	cout << "XMVectorExp(p)                 = " << XMVectorExp(p) << endl;
	
	cout << "XMVectorPow(u, p)              = " << XMVectorPow(u, p) << endl;
	cout << "XMVectorSqrt(u)                = " << XMVectorSqrt(u) << endl;
	
	cout << "XMVectorSwizzle(u, 2, 2, 1, 3) = " 
		<< XMVectorSwizzle(u, 2, 2, 1, 3) << endl;
	cout << "XMVectorSwizzle(u, 2, 1, 0, 3) = " 
		<< XMVectorSwizzle(u, 2, 1, 0, 3) << endl;

	cout << "XMVectorMultiply(u, v)         = " << XMVectorMultiply(u, v) << endl;
	cout << "XMVectorSaturate(q)            = " << XMVectorSaturate(q) << endl;
	cout << "XMVectorMin(p, v               = " << XMVectorMin(p, v) << endl;
	cout << "XMVectorMax(p, v)              = " << XMVectorMax(p, v) << endl;

	return 0;
}