求一个能实现屏幕水波纹效果的vb代码

       '补模块3文件。一个放不下。源码android学生系统源码

       '>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

       ' 渲染子程序，计算机博客系统源码将新的水波算法水波群控源码帧数据渲染到 lpDIBitsRender 中

       ' 算法：

       ' posx = Wave1(x-1,y)-Wave1(x+1,y)+x

       ' posy = Wave1(x,y-1)-Wave1(x,y+1)+y

       ' SourceBmp(x,y) = DestBmp(posx,posy)

       '>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

       Public Sub WaveRender(lpWaveObject As WAVE_OBJECT)

       Dim dwPosX As Long, dwPosY As Long, dwPtrSource As Long, dwPtrDest As Long, dwFlag As Long

       Dim lpWave1 As Long, LineIdx As Long, LinePtr As Long

       Dim lpDIBitsSource As Long, lpDIBitsRender As Long

       Dim I As Long, J As Long

        dwFlag = 0

       With lpWaveObject

       'Debug.Print "WaveRender " & .dwFlag

        If (.dwFlag And F_WO_ACTIVE) = 0 Then Exit Sub

        .dwFlag = .dwFlag Or F_WO_NEED_UPDATE

        lpWave1 = .lpWave1

        LineIdx = .dwWaveByteWidth '像素指针

        For I = 1 To .dwBmpHeight - 2

        For J = 0 To .dwBmpWidth - 1

       '