Tony Sinclair? Hrmmm... Not an ex-Spectrum/C64 Brit coder by any chance, are you? ... From: "Tony Sinclair" <tony@...> To: <gbadev@yahoogroups.com> ...
Otaku
otaku@...
May 2, 2001 5:07 pm
3074
If you do end up using the BIOS square root, don't test it on IGBA as it seems not to emulate the real thing completely accurately. Well, I may be wrong but...
Tom Prosser
tom@...
May 2, 2001 4:44 pm
3073
The following URL is an interesting presentation of ARM square root code. http://www.finesse.demon.co.uk/steven/sqrt.html Cheers A -- _ _ _| _ _ _| _...
Andrew Davie
adavie@...
May 2, 2001 3:15 pm
3072
well you could always to a tablebased one that'd be even faster (but with less precision as usual) / jonas ... From: Jack Ukleja To: gbadev@yahoogroups.com ...
Jonas Lund
jonas.lund@...
May 2, 2001 3:12 pm
3071
The following part is from tk_keys.bin The situation is: R0=$00000002 R1=$07000038 R2=$0000202B Then,what will opcode $E1C120B0 do? This is decoded to strh...
kervinyy@...
May 2, 2001 2:52 pm
3070
Anyone know the performance of the BIOS Sqrt() call (typical clock cycles)? I assume this would already be the worlds fastest ARM Square Root. I am trying to...
Jack Ukleja
jack.ukleja@...
May 2, 2001 1:34 pm
3069
Hi all, I've just joined this mailing list, so sorry if this is a repeated question. Are there any carts out yet which support the multiplayer-with-one-cart ...
James Boulton
jim@...
May 2, 2001 11:58 am
3068
er - i think he's getting at the fact that in 4bit (16 colour) sprite mode you have access to 1024 characters (32k) - which is actually 10bits... heck - i know...
ninge1
ninge1@...
May 2, 2001 11:56 am
3067
no no no, what gamemagazines tells is truth!!!!! just take this quote by rolo tomassi "In regards to the comments by Mr. Jonas Lund and Mr. Tony Sinclair - ...
Jonas Lund
jonas.lund@...
May 2, 2001 11:55 am
3066
In message <00a501c0d2e9$44629c20$1100a8c0@sean> ... Yes, I have. But as the original poster said, having 1024 tiles to chose from would make very much sense...
Dennis Ranke
exoticorn@...
May 2, 2001 11:38 am
3065
Nope, Sean. That was not what Dennis was talking about. He said that exoticorn/icebird should recheck if the GBA only have 9 bits to access the tile index. ...
Sam Nova
sam@...
May 2, 2001 11:07 am
3064
Exactly! and after all they are still journos! ... From: Martin Piper [mailto:martinp@...] Sent: 02 May 2001 10:39 To: gbadev@yahoogroups.com Subject:...
Tony Sinclair
tony@...
May 2, 2001 10:42 am
3063
Correction, the news is accurate to the extent that the marketing department have told the magazine. This "new" as we in the all know passes from the team (...
Martin Piper
martinp@...
May 2, 2001 9:33 am
3062
What makes you say that Dennis? I was under the strong impression that the top 32K of the 96K VRAM is where the sprites must go so 9 bits would make sense? The...
Sean Dunlevy
sean@...
May 2, 2001 9:18 am
3061
In message <OE66hfUblH1Y265LUGy00006bde@...> ... You might want to re-check this... ;) -- exoticorn/icebird...
Dennis Ranke
exoticorn@...
May 2, 2001 7:09 am
3060
I would have imagined that when an OBJ and a BG have the same priority value, the OBJ would always be displayed above the BG. In my GBA/PC environment I deal...
a_bloke_from_ireland@...
May 2, 2001 6:24 am
3059
Hi fmoraes I would have imagined that when an OBJ and a BG have the same priority value, the OBJ would always be displayed above the BG. In my GBA/PC...
a_bloke_from_ireland@...
May 2, 2001 5:26 am
3058
I would have imagined that when an OBJ and a BG have the same priority value, the OBJ would always be displayed above the BG. In my GBA/PC environment I deal...
a_bloke_from_ireland@...
May 2, 2001 2:26 am
3057
I will also attempt to answer these questions =) ... From: groepaz To: fmoraes@... Sent: Monday, April 30, 2001 3:48 PM Subject: Re: [gbadev] Two...
Stephen Stair
sgstair@...
May 2, 2001 1:38 am
3056
Are the object coordinate value in OAM unsigned? If it is,how do you make the effect that a sprite's upper/left is out of the screen?If it's signed,8 bit...
kervinyy@...
May 2, 2001 1:01 am
3055
actualy obj have higher default priority. In otherwords obj priority 0 would apear in front of background priority 0. -dovoto ... From: groepaz...
Rogers, Jason L. ET2 ...
rogersjl@...
May 1, 2001 11:53 pm
3054
if x < 0 then you need (512 + x) = xoffset if y < 0 then you need (256 + y) = yoffset as offsets are not signed values I believe this gives the corect results...
Rogers, Jason L. ET2 ...
rogersjl@...
May 1, 2001 11:51 pm
3053
Move the sprite to the right or bottom border, and it will wrap around. ... From: <kervinyy@...> To: <gbadev@yahoogroups.com> Sent: Tuesday, May 01, 2001...
Eloist
Eloist@...
May 1, 2001 11:34 pm
3052
the values wrap around :) ... From: <kervinyy@...> To: <gbadev@yahoogroups.com> Sent: Tuesday, May 01, 2001 3:32 PM Subject: [gbadev] Question about...
ninge1
ninge1@...
May 1, 2001 11:15 pm
3051
Yes the coordinates are signed (9bit signed for X and 8bit signed for Y), with a warparound display. You should write somethings like this to your object's...
Alex GANEA
aganea@...
May 1, 2001 10:45 pm
3050
Can someone please tell me exactly how much space is available for Sprites tiles? I believe is it 32k, but I'm wondering, since 'sprite tile number' in the OBJ...
apsod
apsod@...
May 1, 2001 10:27 pm
3049
Hi, for left X: add a negative position to 512. Eg., if Your coordinate is -4, it should be 512+(-4)=508 for top Y: add a negative position to 256. Eg, if Your...
Michail Trofimov
Sorok@...
May 1, 2001 9:43 pm
3048
Are the object coordinate value in OAM unsigned? If it is,how do you make the effect that a sprite's upper/left is out of the screen?If it's signed,8 bit ...
kervinyy@...
May 1, 2001 5:12 pm
3047
RE: [gbadev] Tony Hawk SkateboardingThese were the people that said Tomb Raider Gameboy had real-time lighting..... REAL accurate! ... From: Tony Sinclair To:...
Sean Dunlevy
sean@...
May 1, 2001 9:09 am
3046
Hi All, who know the pin assignment of AGB communication Port , I also need the description of those pin. ...
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