-=> Quoting Michael Duffy to All on hpsMemory Bitmap questions <=-

 MD> I have a bitmap created in memory which I copy to my Window's
 MD> presentation space during the WM_PAINT message.  No problem there.  My
 MD> problem is that I'm wanting to write directly to the surface of this
 MD> bitmap.  It is created using the GpiCreateBitmap() procedure, but I
 MD> don't know how to obtain a  pointer to the bitmap memory.

If you set the bitmap into a PS (PS must be associated with a memory DC)

    GpiSetBitmap(hpsMemory,hbm);

Then any drawing done to that PS, using GPI calls would draw onto the bitmap.

Justin Cooksey

 
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