Search found 305 matches

by Kananga
Tue Mar 16, 2010 1:41 am
Forum: Programming
Topic: NasOS Project
Replies: 2
Views: 1517

Does anybody know what happened to this project?
It still sounds interesting.
by Kananga
Wed Mar 10, 2010 3:15 am
Forum: Emulation and Cross Development
Topic: Just-for-fun Emulator in Java
Replies: 6
Views: 3609

rhurst wrote:
Kweepa wrote:We now have emulators coming out our ears!
Yeah, and propellers spinning on the top of both your heads, too! :P
Propellerheads, wohoo! Now it's three ;)
Image
by Kananga
Tue Mar 09, 2010 1:08 pm
Forum: Emulation and Cross Development
Topic: Just-for-fun Emulator in Java
Replies: 6
Views: 3609

The basic idea (this is how most emulators get their speed in my experience) is to have a large switch statement to handle the CPU emulation. The emulator I wrote in C once used a jumptable with 256 entries, so the switch is not the fastest option, at least without a good compiler. CPU emulation sp...
by Kananga
Tue Mar 09, 2010 1:34 am
Forum: Emulation and Cross Development
Topic: Just-for-fun Emulator in Java
Replies: 6
Views: 3609

Nice emulator. And fast too!
I like the TV image and the keyboard-style menu.

I was not aware of Jac64 or forgot about it. Perhaps I can learn from the source how to write a fast emulator in Java.
by Kananga
Mon Mar 08, 2010 2:23 pm
Forum: Emulation and Cross Development
Topic: Just-for-fun Emulator in Java
Replies: 6
Views: 3609

Just-for-fun Emulator in Java

After finally figuring out how to read the instructions for registration to this forum I am now able to announce my current toy project: A Vic-20 emulator in Java. I wrote one in C++ once and it was reasonably fast, but lost the source code. This one was more fun to write and I learned a lot about J...