I found a "thread" about this from a mame emulator. It had a -sharp flag, which set the stretch to non blurr.
Which lead me too a page about DD caps, which lead me to a page describing them.
Here is a possible solution (not sure it is what we are after):
Which lead me too a page about DD caps, which lead me to a page describing them.
Here is a possible solution (not sure it is what we are after):
DDSCAPS_OFFSCREENPLAIN
Indicates that this surface is any off-screen surface that is not an overlay, texture, z-buffer, front-buffer, back-buffer, or alpha surface. It is used to identify plain surfaces.
Indicates that this surface is any off-screen surface that is not an overlay, texture, z-buffer, front-buffer, back-buffer, or alpha surface. It is used to identify plain surfaces.