Basilisk II is distributed under the terms of the GNU General Public License (GPL). However, you still need a copy of MacOS and a Macintosh ROM image to use Basilisk II. you to run 68k MacOS software on your computer, even if you are using a different operating system. I can reduce the number of samples per subtick from 370 to 332 like so in ASCEMDEV. Basilisk II is an Open Source 68k Macintosh emulator. After making these changes, the gameplay speed seems to be correct, although there are some issues. (Running on Windows x86) I tried changing MyInvTimeStep in OSGLUWIN.C from 1089590 to 987149 (=1000/67*MyInvTimeDiv), and the constant in CyclesScaledPerTick in PROGMAIN.C from 130240UL to 116919UL (=7833600/67). Since Basilisk II emulates a Macintosh system with a 68020, 30 or 40 Central Processing Unit, you will need a ROM file from one of these computers. This is the configuration utility for Basilisk II. Prince of Persia relies on _TickCount for frame timing, which is incremented at every vertical retrace interrupt. Once you have unzipped Basilisk II to your chosen folder, open the program ‘BasiliskIIGUI.exe’. Once you have unzipped Basilisk II to your chosen folder, open the program ‘BasiliskIIGUI.exe’. Viewtopic.php?f=63&t=3009&start=15#p24520Īpparently the Mac II had a refresh rate of 67 Hz, instead of 60.14742 Hz. There is some discussion about that here: Download and select a ROM file To run Basilisk II you’ll need a file containing a copy of the ROM from a 32 bit clean 68k Macintosh System the bios for any Macintosh System released after System 7 should be fine. Prince of Persia runs noticably too slowly on emulators, including Mini vMac. Basilisk II is now installed, but not quite ready to run.
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