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WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... (2)=142
50 POKE 23672,0: POKE 23673,0: LET ... -
WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... (2)=142
50 POKE 23672,0: POKE 23673,0: LET ... -
Random number from a rangeHow can I generate in assembly a random number from a range, let's say 0-21 or 0-57? There are generators which make it 0-255. By using bit masks I…
... to make a table of random numbers beforehand (if they are called ... -
Random number from a rangeHow can I generate in assembly a random number from a range, let's say 0-21 or 0-57? There are generators which make it 0-255. By using bit masks I…
... , there are times when weighted random numbers are very useful. -
Random number from a rangeHow can I generate in assembly a random number from a range, let's say 0-21 or 0-57? There are generators which make it 0-255. By using bit masks I…
... , though - if you're generating random numbers in the same range each ... due to the way the numbers are rounded down. If your ... mechanism you use to map numbers 0-255 to the range ... means that some of your numbers are 20% less likely to ... -
Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
... games usually need to generate random numbers frequently... -
RANDOMIZE USRI always thought that this particular basic command was not intuitive! If I understand correctly is means run the code from the memory address, is t…
... randomize implies the RAND function (random numbers), what should have it been ... BC register pair (Used by Random number generator), but you don ... -
RANDOMIZE USRI always thought that this particular basic command was not intuitive! If I understand correctly is means run the code from the memory address, is t…
... randomize implies the RAND function (random numbers), what should have it been ... />
You can set the random generator with seed by giving ... -
Drawing ovals...Hi Folks, Is it possible to draw an oval using the Sinclar BASIC DRAW commend and the 3rd parameter? I have been trying (and failing). Many thanks…
... DEF FN t()=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50:
DEF ... -
Math problemI'm trying to solve/model a science problem, and I thought a simple BASIC program might help me, but I struggle to write it. Goal: Given a length of…
[QUOTE=48K;715459]the only way I can see to calculate the cut fragment lengths requires to first reorder the random numbers first.[/QUOTE]
You don't need to reorder them, just to find the minimum of them. -
MC LPRINT 23681Having problems with this routine to print large on the screen using LPRINT, it works ok in BASIC, but cant seem to get it to loop for some reason in…
... the colours are not very random either!
[/QUOTE]
...
The not-very-random colours probably comes from masking ... my head, some choices for random numbers:
1) ... /> cols: ld hl,22816 ;random colours
ld b,159 ... -
Problem With POINT StatementHello everyone this is my first ever post, So firstly i'd like to say hello to everyone and secondly thank you to the admins for such a great site, …
FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... variable
I would just PEEK the system variable but it ... ]
extern unsigned int FRAMES(23672);
[/code]
Now ... programs usually do something like "PEEK 23672+256*PEEK 23673" to read FRAMES ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... () worked too - for the few random numbers I tried it with, at ...Writing faster BASICIn terms of structuring BASIC programs, what are the best ways allocate variables, functions, arrays? Any tips. I remember INPUT mag had some suggest…
I forgot to mention GOTOs/GOSUBs. Try to organise routines such that those with the most internal GOTOs,and those referenced most frequently via GOSUBs, are placed near the start of the program.
Also, it's much quicker to find a subroutine ...Deterministic random number generatorI'm looking for a random number generator in assembly which, given a seed, the generated sequence is always the same. You change the seed, you get a …
... it only generates 8-bit numbers (again a plus if that ... you want!). If you want random numbers larger than 8-bit you ... degrades the quality of the random numbers generated.
I ... RAND_MAX = 32767
;
; This random number generator is a 32 ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
... />
80 LET dw=(PEEK 23627+256*PEEK 23628)+6
...
270 LET tick1=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50
280 ... 300 LET d=PEEK x
310 IF PEEK ps=d THEN ... /> 390 LET tick2=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50[/CODE]
From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
... /> 35 LET tick1=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50
40 ... eaddr: LET o$=o$+t$(PEEK (n)): LET x=x+1 ... /> 75 LET tick2=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50
80 ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
Here's a similar idea. Line 35 times at 4.72 seconds in BASin but 5.01 seconds in ZXSpin. Just load your tile file directly into t$().
[code]
10 GO SUB 1010
35 LET v$="": [strike]LET v=1:[/strike] FOR t=1 TO 145 STEP 16: LET u= ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
... /> 35 LET tick1=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50
40 ... eaddr: LET o$=o$+t$(PEEK (n)): LET x=x+1 ... /> 75 LET tick2=(65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50
80 ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
[QUOTE=Battle Bunny;756801]Here's a similar idea. Line 35 times at 4.72 seconds in BASin but 5.01 seconds in ZXSpin. Just load your tile file directly into t$().
[code]
10 GO SUB 1010
35 LET v$="": LET v=1: FOR t=1 TO 145 STEP ...Sorting BusinessThis is a little bit different from the usual game-related fare but I know there are a few people here who like this sort of thing. This is about so…
... />
ps. I hope your random numbers are the same for each ...Sorting BusinessThis is a little bit different from the usual game-related fare but I know there are a few people here who like this sort of thing. This is about so…
... /> ps. I hope your random numbers are the same for each ... resides uses a different random number generator so ... a different sequence of random numbers. That's why I ... set was large -- 5000 numbers, so that differences in ... a large set of numbers will still give ...Sorting BusinessThis is a little bit different from the usual game-related fare but I know there are a few people here who like this sort of thing. This is about so…
... of finding the actual median, random pivot selection might be the ... -recursive" qsort. Sorting of 5k random numbers only uses about 56 bytes ...Sorting BusinessThis is a little bit different from the usual game-related fare but I know there are a few people here who like this sort of thing. This is about so…
... partitions. For sorting 5000 random numbers and using the middle ... br />
5000 Random numbers
Random pivot: 53,737,251 ...
5000 numbers in reverse order
Random pivot: 52,298 ...
5000 equal numbers
Random pivot: 7,175,390,775 ...
