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Drawing a "window"...Hi Folks, I want to display a blank window over an existing screen. It then draws a border around it but that is not the point of my question. Ini…
... (or at least, the larger strings). This program would MERGE the ... the lines that generates the strings except the MERGE line itself ... your (new) program. The strings will be there, but there ... array with the strings. But accessing a single string variable might be ... -
binutils questionSince there's a few people using binutils these days I thought I'd give it a go and see whether it solves my hunt for a replacement assembler/librari…
... placement of a lastk char variable on top of the system ... variable to read lastk as a ... to merge strings together if some strings are substrings of longer strings. z88dk ... />
printf(""%s %c", strings[2], strings[2][3]);
[/code]
Can anyone see a way to speed up the following line of code?Hi Folks, Been looking at bottle necks in my code using BASin's Profiler and the following line (well the 2nd LET statement) is somewhat slow. [COD…
... is the amount of variable to search trough. In ... program builds up the variable row in memory. The ... .
Further, longer variable take more time as well ... br /> As for comparisons with strings the rules seems to be ... If not, then use a variable
3) If not ...binutils questionSince there's a few people using binutils these days I thought I'd give it a go and see whether it solves my hunt for a replacement assembler/librari…
... of a lastk char variable on top of the ... system variable to read lastk as ...
[code]
char **strings = {
"make it so",
printf(""%s %c", strings[2], strings[2][3]);
[/code]
But **strings is not the same as ...z88dk hates me =(Hello there my fellow WoS'ers Under the power of darkness I was about to settle in and play with some SP1 sprite handling (as printf is simply NOT f…
... are reading the LASTK system variable).
SP1 is a ... looking at the stdlib and strings code instead -- itoa, strcat, etc ... -- to form text strings. I saw you were using ... delimited strings so strtok may be useful ...Display half a screenWorking in 128 Basic and saving screens to memory via - SAVE! "image" SCREEN$ . Is it possible to display just the top half (or the bottom half) of t…
... as a string variable and then using string slicing to select the ...DATA vs PRINT and OVERjust messing about and came across this alternative way of drawing a map....now before I start mucking about with my actual program.....is there any …
... slower than straight PRINTs. Having strings in DATA statements does have ... obvious uses, as the system variable DATADD (PEEK 23639+256*PEEK ... 23563+256*PEEK 23564) secondary variable area to treat the DATA ...Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... differently and doesn't call SLICING for the destination, thus giving ... , which would entail reclaiming the variable's header & value in ...Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... differently and doesn't call SLICING for the destination, thus giving ... , which would entail reclaiming the variable's header & value in ...LZ77 en/decodingI've written an LZ77 en/decoding routine as I couldn't find one around for the Spectrum. Initially I'm just doing it in BASIC to get the logic right.…
... "next nnnnn bytes" counter with variable length blocks rather than a ... what appear to be text strings, which would fragment the encoded ...type-ins in zmakebas formati were about coding some type-ins from MicroHobby magazine, and found that there are 'semanal' tape series available at http://www.worldofspectrum.or…
... //
To specify a variable saved with the BASIC at ... />
Where v is the variable name (a$, a etc). Type ... /> NumArray(), StrArray(), NumFOR.
Strings would be Quote (") delimited, with ...Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... fairly good characteristics given the variable size items. I do have ... ,strcasecmp_callee ; use caseless comparison of strings
call asm_qsort
ld l,a ; both strings ended simultaneously
ld h ...More memoryHi all... can anyone help, Is it possible to get more memory for basic pref' in Basin.... 40 odd k is just not enough !
... "complete simple strings" where the space allocated to the variable may change ... a new copy of the variable and the old space reclaimed ... : PRINT INVERSE 1;"SEARCH FOR VARIABLE"; INVERSE 0;": of Type:"':
Project on ZX Spectrum in UniversityHi everyone, I am Max, student of media studies in berlin, and I have to do a little project on the spectrum. I am working on a sinclair zx spectrum…
... /> VAL$ instead treats a text variable like a string. Therefore:
5. C's in music strings might be lower case as ...Screens and BasicA question about the ZX screens. I am using software to convert my own art and drawings to the ZX Spectrum. I have some tools to change .jpg files in…
... 3 characters wide or 30 (variable cc), and does it reasonably ... location pointer into s$(). Both strings would be set up separately ...Keyboard scanning routines / techniques?What keyboard scanning routines or techniques do people use? I'm looking to write something which doesn't rely on the ROM-based keyboard scanner, an…
... , with features such as time-slicing through thread preemption, relocatable executables ... /d/u formats), char and strings.
5) Write a program ...handy method for passing m/c parametersI knew that a single number or string parameter could be passed to a m/c routine with either: [b]LET a=b+USR address[/b] puts b on the calculator st…
... $ is just a throw-away variable, as it gets the BC ... use that method for short strings, when the returned value wasn ...The Official Crap Games Competition 2013 Thread!Just to announce that the 2013 CGC is OPEN! [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/cgctitle2_zps77591934.jpg[/IMG] And for th…
... hacks like use a string variable and encode row and column ... that arrays of variables (not strings) are 5 bytes per element ...Full 16*16-digit BASIC multiplicationI liked Andre Adrian's 32-bit long multiplication routine so much that I decided to a decimal version. After all, 2^63 is only 9223372036854775808, a…
... as numbers or strings. The variable names can be ... inc hl ;skip over next variable letter
ret
ld de,STRINGS
call FIND
Variable not found
inc ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
...
call sa_v_old_1 ; exclude simple strings
jr z, sa_data_1 ;
variable
ld a, (hl) ; store ... bytes
inc de ; for variable name
inc de ; and ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... /> res 6, c ; signal handle strings as numeric
call stk_var ... /> call next_one ; start of next variable
call reclaim_2 ; reclaim existing ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... br /> call look_vars ; variable exists?
; THE 'VARIABLE IN ASSIGNMENT' SUBROUTINE ... system variable
or (hl) ; set bit 0 for simple strings
push af ; stack system variable
call scanning ; evaluate expression ...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…
... it doesnt need the TICKS variable anymore like you said
// Attach C Variable to Sprite Graphics Declared in ...
You can print strings to the screen on the ...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…
... every reference to a variable (or function) involves a ... numeric arrays and DIMmed strings/arrays. It's of ... no use for simple strings as for them a ... be reclaimed and the variable redeclared at the end ... a FOR...NEXT control variable just use "FOR a ...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…
... that every reference to a variable (or function) involves a sequential ... DIMmed numeric arrays and DIMmed strings/arrays. It's of no ... use for simple strings as for them a LET ... to be reclaimed and the variable redeclared at the end of ...Graphics questionHello. I was wondering, does anybody here know of a method to display a large (as in, the better part of the screen) bitmap/raster image using ZX Sp…
... though it was a string variable.
[list]
[*]Declare ... /> With caution, string functions and slicing can be used in the ...analysing program variable usageIf I wanted to count the number of times each variable is referenced while a program is running (not the number of times each variable is referenced …
... of decreasing frequency. Counts for strings may be in two parts ... the total count for the variable (eg. w$ was accessed by ...
