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1.求一个能实现屏幕水波纹效果的源码vb代码
2.保存失败 Value at 0 is null. 什么意思？
3.求一份用C语言编写的俄罗斯方块的源代码！

求一个能实现屏幕水波纹效果的源码播放土豆视频源码vb代码

       '补模块3文件。一个放不下。源码多多大师源码

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

       ' 渲染子程序，源码溯源码啥意思将新的源码jvm自旋锁源码帧数据渲染到 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

       '