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Sceen$ helpMost people have used screen$ at some time or another and for me what I want to do is use it or something like it as a start screen before the game p…
... need to re-PRINT the UDG to obtain the animation effect ... . Once you print a UDG to the sceen, it's ... if the definition of the UDG changes - if you see what ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... you talking about POKING the UDG system var to a fixed ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... you talking about POKING the UDG system var to a fixed ... has no use to store UDG in REM, since you must ... -
Faster Pussycat, yer man (UDG)Right we are almost into a game area. Ive started to play with UDG and by using bins and pokes I can redesign graphics to my hearts content. Now Im…
To PRINT UDG "a" AT 0,0 in ... i
65368 = start UDG area 48k
32600 = start ... UDG area 16k
It’ ... -
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... to put a lot of udg's on screen, so if ... -
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... is have waves of multiple udg's going left to right ... towards only printing the character UDG when it has moved as ... -
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... very little flicker and the udg's move as quickly as ... -
Help with having more than 21 UDGSHi All, I'm trying to work out how to have multiple banks of UGS. What I've read so far is that the default memory area for. 48K is 65368 16K is 326…
... define your UDGs, POKE the UDG sysvar with the address you ... again you should POKE the UDG sysvar to point to them ... -
Help with having more than 21 UDGSHi All, I'm trying to work out how to have multiple banks of UGS. What I've read so far is that the default memory area for. 48K is 65368 16K is 326…
Another advantage of using an alternate characterset is the fact that you can use SCREEN$ to read your UDG as characters. -
Help with having more than 21 UDGSHi All, I'm trying to work out how to have multiple banks of UGS. What I've read so far is that the default memory area for. 48K is 65368 16K is 326…
Each UDG bank can be 168 bytes below each other. Based at addresses:
65368, 65200, 65032, 64864....
Alternatively, if your UDGs are an organised array for somthing or other, you can repeatedly repoint the UDG base and just use UDG "A". -
Help with having more than 21 UDGSHi All, I'm trying to work out how to have multiple banks of UGS. What I've read so far is that the default memory area for. 48K is 65368 16K is 326…
... which hopefully defines and displays UDG Graphics "A" for 3 different ... -
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... sllooooooooowwwwwwww
With one UDG on screen everything is fine ... started trying to get multiple udg's to do there thang ... new position for each enermy udg is to loop through each ... udg in turn and increment thex ... -
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... />
So how many independent UDG's on screen is going ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... with whatever you want (the UDG vertical block symbol for instance ... -
I wonder why I started this....Hi I was bored today, and have for some time now been speculating about making a Spectrum game in Basic. As said today I was bored, and started on i…
... I in basic check what UDG character is placed just below ... -
Help with having more than 21 UDGSHi All, I'm trying to work out how to have multiple banks of UGS. What I've read so far is that the default memory area for. 48K is 65368 16K is 326…
... trying to poke the "U" udg.
Is my clear incorrect ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... address of the character's UDG definition. Note the use ... need to poke 8 UDG values into the display. ... and "*bmp" is the UDG byte itself. Since we're ... double width characters, single UDG bytes have to fatted up ... halves of each fatted up UDG byte.
[ ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... have a look at the UDG fatting up process.
UDG byte and returns the left ... half of a double-width UDG byte. The byte passed in ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... in addition to character code ("udg code") as background (struct sp1_update ... /> };
// A Hashed UDG for Background
uchar ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... compute the address of the UDG definition for the current character ... address in hand "disp", the UDG definition to use in "bmp ... loop to poke all 8 UDG bytes on screen is entered ... ) so the loop pokes the UDG byte to the screen incrementing ... -
First steps in Z80 machine codeI never got into machine code much back when I had a speccy, as I didn't have any development tools at the time. The only machine code I'd previousl…
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[code]
1 LET n=191: BORDER 0: PAPER 0: INK 7: CLS : DIM i$(3,9):
FOR i=1 TO 3: LET i$(i)=" # # # # ": NEXT i: LET p=16: LET b=0: LET a=p:
LET s=0: FOR y=0 TO 14: LET e=y/2=INT (y/2): FOR x=(1-e)*24 TO e*24 STEP e*2-1:
PRINT AT 21 ...New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... I'm working on a UDG driver with pixel positioning for ...Minigame Compo 2007Hi there, also this year, there'll be a minigame competition, open to all 8-bit computers and consoles. It consists on writing games whose size (…
I have my screen sized 20 x 32 with 18 UDG's in 672 bytes.
I had reserved 600 bytes for it, so I am 12% over the line.
Still the largest bump is taken. Now I need to code the rest.
