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- {
- > repeat until (port[$3da] and $08) = 0;
- > repeat until (port[$3da] and $08) <> 0;
- > The above code is some I've abducted from this echo. It waits for a
- > 'retrace' (sp).
- > Does anyone have faster code to wait for a retrace? This code seems to
- > greatly slow down my programs on certain (slower) computers.
-
- I think TP is fast enough for that, because your video card needs much time
- to display the screen. Perhaps this is a little bit faster on REALLY slow
- machines:
- }
-
- Asm
- MOV DX,$03DA
- @@1:
- IN DX,AX
- TEST AX,$08
- JZ @@1
- @@2:
- IN DX,AX
- TEST AX,$08
- JNZ @@2
- End;
-