Search found 53 matches

by comegordas
Sat Sep 04, 2010 8:49 pm
Forum: General Stuff
Topic: Gfx library for Visual C++ 2010?
Replies: 7
Views: 3030

the problem is that i'm using the .NET framework and my entire emulator is written in common C/C++ language. the variations between both frameworks is very big. so instead of re-write the emulator's code i decided to compile the program using the old MSVC syntax. now the problem's gone, but the inte...
by comegordas
Thu Sep 02, 2010 11:59 pm
Forum: General Stuff
Topic: Gfx library for Visual C++ 2010?
Replies: 7
Views: 3030

thank you guys! i've found that OpenGL is up to date with VC++ 2010, but i never tried it. so what's gonna be: SDL o OpenGL? the problem is that Microsoft introduced severall changes into this new version of VC++, and there's a lot of libraries that aren't up to date yet. and that includes wxWidgets...
by comegordas
Thu Sep 02, 2010 10:29 pm
Forum: General Stuff
Topic: Gfx library for Visual C++ 2010?
Replies: 7
Views: 3030

Gfx library for Visual C++ 2010?

i'm trying to draw graphics in Visual C++ 2010 and couldn't find a library that works. Allegro throws a lot of errors, and i can't find a link for SDL o GDI+ for this IDE. any suggestions? :(
by comegordas
Wed Sep 01, 2010 9:23 am
Forum: SNESdev
Topic: Advice for an aspiring homebrewer?
Replies: 24
Views: 9480

haha what a lazzy guy XD
by comegordas
Mon Aug 30, 2010 10:32 am
Forum: NESemdev
Topic: Fixing Nestest failiures
Replies: 22
Views: 8869

BTW, i'm having something strange with this rom. that tile "*" is not getting showed on my emulator, and i can't figure out why. Nestest on FCEUX: http://img812.imageshack.us/img812/2046/sinttulo1eq.gif Nestest on my emulator: http://img46.imageshack.us/img46/2646/sinttulo2a.gif i've loaded the rom ...
by comegordas
Sun Aug 29, 2010 11:46 pm
Forum: NESemdev
Topic: Fixing Nestest failiures
Replies: 22
Views: 8869

thanks! :wink:
by comegordas
Sun Aug 29, 2010 11:00 pm
Forum: NESemdev
Topic: Fixing Nestest failiures
Replies: 22
Views: 8869

thanks Dwedit. didn't know that. why there's SO many errors on the doc's!? read severall 6502 docs and never found that :\
is there any errorless doc that you can point me to learn the correct behavior of the addressing modes? at this point there's no doc that i can trust in :(
by comegordas
Sun Aug 29, 2010 10:54 pm
Forum: NESdev
Topic: Any programmer Interested?
Replies: 19
Views: 5911

nice game Tepples. must have been difficult to program an AI engine on 6502 asembly language!
by comegordas
Sun Aug 29, 2010 10:35 pm
Forum: NESemdev
Topic: Fixing Nestest failiures
Replies: 22
Views: 8869

Blargg, and what about this? DB9E 8D 00 03 STA $0300 = 01 A:A9 X:07 Y:00 P:E5 SP:FB CYC:114 SL:63 DBA1 A9 AA LDA #$AA A:A9 X:07 Y:00 P:E5 SP:FB CYC:126 SL:63 DBA3 8D 01 03 STA $0301 = 00 A:AA X:07 Y:00 P:E5 SP:FB CYC:132 SL:63 DBA6 A9 60 LDA #$60 A:AA X:07 Y:00 P:E5 SP:FB CYC:144 SL:63 DBA8 8D 02 03...
by comegordas
Sun Aug 29, 2010 8:50 pm
Forum: Newbie Help Center
Topic: Background and Sprites strange behavior
Replies: 13
Views: 3566

yeap, that B flag seems useless. but still BRK is giving some headaches :\
by comegordas
Sun Aug 29, 2010 8:49 pm
Forum: Homebrew Projects
Topic: Battle Kid 2 - Releasing on 12/14
Replies: 157
Views: 53036

you're doing an excellent job. the game looks really nice. congratulations!
by comegordas
Sun Aug 29, 2010 8:36 pm
Forum: Newbie Help Center
Topic: Background and Sprites strange behavior
Replies: 13
Views: 3566

ok, didn't know that! also, by looking at the log it seems like i have to do an AND $EF when PLP. am i correct? that's its seems to be doing nestest

muchas gracias Tepples, eres muy bueno (take that as a "now it's your turn to show me how much did you learn at school" :lol: )
by comegordas
Sun Aug 29, 2010 7:31 pm
Forum: Newbie Help Center
Topic: Background and Sprites strange behavior
Replies: 13
Views: 3566

"Adder" in the 6502 appears to refer to the ALU (see Wikipedia en inglés o en español ). It can do more than add, but to save space on the chip, half the logic for adding is reused. The correct operation is "ACC = ACC & src". By the way, do you want a little help with your English? LOL, is my engli...
by comegordas
Sun Aug 29, 2010 7:28 pm
Forum: Newbie Help Center
Topic: Background and Sprites strange behavior
Replies: 13
Views: 3566

i've found this in the "nestest golden log": C7FE 08 PHP A:10 X:00 Y:00 P:64 SP:FB C7FF 68 PLA A:10 X:00 Y:00 P:64 SP:FA C800 29 EF AND #$EF A:74 X:00 Y:00 P:64 SP:FB C802 C9 64 CMP #$64 A:64 X:00 Y:00 P:64 SP:FB P = 64 PHP -> value on stack = 64 PLA -> value in accumulator should 64, and ass you ca...
by comegordas
Sun Aug 29, 2010 7:08 pm
Forum: Newbie Help Center
Topic: Background and Sprites strange behavior
Replies: 13
Views: 3566

Blargg: i've used "nestest.nes", the one wich recommended MotZilla. well, by cheking again the CPU i've found a little issue, aparently with the AND instruction. i've found this on a 6502 doc: 2.2.4.1 AND--Memory with Accumulator The AND instructions transfer the accumulator and memory to the adder ...