using DirectDraw create dual surface. DirectDraw allows users to direct memory operation, support hardware bit block transfers, hardware coverage, reversed the surface, texture mapping and image.

Packet : 821530sample01.rar filelist
Sample01
Sample01\DBuffer.bpr
Sample01\DBuffer.cpp
Sample01\DBuffer.obj
Sample01\DBuffer.res
Sample01\DBuffer.tds
Sample01\DBuffer.~bpr
Sample01\Unit1.cpp
Sample01\Unit1.dfm
Sample01\Unit1.h
Sample01\Unit1.obj
Sample01\Unit1.~cpp
Sample01\Unit1.~dfm
Sample01\Unit1.~h

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