matrix.h

简单的图形变换系统

#if !defined(AFX_MATRIX_H__FE08AB57_C9B9_456C_8702_FFBB5713516B__INCLUDED_)
#define AFX_MATRIX_H__FE08AB57_C9B9_456C_8702_FFBB5713516B__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// Matrix.h : header file
//


/////////////////////////////////////////////////////////////////////////////
// CMatrix window

class CMatrix : public CEdit
{
// Construction
public:
	CMatrix(float x, float y);
// Attributes
public:
	//二维矩阵
    float Matrix[3][1];
// Operations
public:
    //旋转
    //参数：int ox, int oy 旋转点, int ct 旋转角度
    POINT Roat(float ox, float oy, float ct);
    //比例
    //参数：int sx x轴比例系数, int sy y轴比例系数
    POINT Resize(float sx, float sy);
    //平移
    //参数：int dx x轴偏移量, int dy y轴偏移量
    POINT Move(float dx, float dy);
    //对称
    POINT Symmetry(float x, float y);
	//矩阵相称
    void MatMultiply(float **a, int ay, int ax, float **b, int bx, float **c);
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMatrix)
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CMatrix();

	// Generated message map functions
protected:
	//{{AFX_MSG(CMatrix)
		// NOTE - the ClassWizard will add and remove member functions here.
	//}}AFX_MSG

	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_MATRIX_H__FE08AB57_C9B9_456C_8702_FFBB5713516B__INCLUDED_)