D3DXVECTOR2 結構 (D3DX10Math.h)
注意
D3DX10 公用程式程式庫已被取代。 建議您改用 DirectXMath 。
描述雙元件向量,包括運算子多載和類型轉換。
語法
typedef struct D3DXVECTOR2 {
FLOAT x;
FLOAT y;
} D3DXVECTOR2, *LPD3DXVECTOR2;
成員
備註
D3DXVECTOR2 具有下列 C++ 延伸模組。
D3DXVECTOR2 延伸模組
typedef struct D3DXVECTOR2
{
#ifdef __cplusplus
public:
D3DXVECTOR2() {};
D3DXVECTOR2( CONST FLOAT * );
D3DXVECTOR2( CONST D3DXFLOAT16 * );
D3DXVECTOR2( FLOAT x, FLOAT y );
// casting
operator FLOAT* ();
operator CONST FLOAT* () const;
// assignment operators
D3DXVECTOR2& operator += ( CONST D3DXVECTOR2& );
D3DXVECTOR2& operator -= ( CONST D3DXVECTOR2& );
D3DXVECTOR2& operator *= ( FLOAT );
D3DXVECTOR2& operator /= ( FLOAT );
// unary operators
D3DXVECTOR2 operator + () const;
D3DXVECTOR2 operator - () const;
// binary operators
D3DXVECTOR2 operator + ( CONST D3DXVECTOR2& ) const;
D3DXVECTOR2 operator - ( CONST D3DXVECTOR2& ) const;
D3DXVECTOR2 operator * ( FLOAT ) const;
D3DXVECTOR2 operator / ( FLOAT ) const;
friend D3DXVECTOR2 operator * ( FLOAT, CONST D3DXVECTOR2& );
BOOL operator == ( CONST D3DXVECTOR2& ) const;
BOOL operator != ( CONST D3DXVECTOR2& ) const;
public:
#endif //__cplusplus
FLOAT x, y;
} D3DXVECTOR2, *LPD3DXVECTOR2;
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