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。源码大唐麻将源码编译
'>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
' 渲染子程序,计算机easyui使用案例源码将新的水波算法水波golang博客源码帧数据渲染到 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
'
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