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New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... FLAGS
This system variable contains various flags controlling the ... in 23560 (the LASTK system variable) and bit 5 of 23611 ... mode respectively. POKEing this system variable will affect the appearance of ... -
z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…
... /> The idea is that the variable currentFrame holds the absolute address ... does:
- mark the area the sprite currently occupies for ... in
- mark the area the sprite now occupies (with ... (in this case, the area where the sprite was originally ... -
z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…
... " function which would draw a variable-sized static tile (i.e ... -
42 column text, Sinclair Print Utilities, etcI'm currently developing the next of the ZXIF text adventures - "43 Minutes" and, as a side issue, I'm really interested in 42 column text for this g…
... variables and before the BASIC area. There's not much to ... from 23568 is the system variable STRMS, which holds the adresses ... -
128k Screen Flipping - Sample Code PleaseI know this has been covered before, but I cannot find out code to do the following: On a 128k Spectrum tell the speccy to display from address 4915…
... stack should be in an area which is not going to ... to run, then the system variable at 5B5Ch (23388) must be ... -
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…
... of the file. The C variable "frame01" will point to the ... label "_frame01" and the C variable "frame02" will point at the ... index into the system variables area. Now since I've gone ... this is stored away in variable "temp". The next call to ... -
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…
... tiles to a rectangular area on screen specified by ... sp1_PutTilesInv() iterates over the rectangular area in row-major order (left ... the background in a rectangular area and sp1_PutTiles() can be ... for each pacman direction. The variable "frame_seq" is used to ... -
compilerI am currently developing a sudoku game for the old faithful speccy. My idea is to write the code in basic and then compile it to m/c because i suck …
... , and reading it into the variable that the compiler uses. Do ... /SAVE "" CODE from the memory area that the compiler uses to ... -
Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […
... Spectrum, the system variable VARS point to the variables area. The way ... of these in the var area).
[QUOTE=Arda]
Help understanding some z80 asmI'm trying to work out how to represent the structure of a "sprite" in the SAM as "Grabbed" by SmallC. I can see the assembler implementation but I …
... temporary storage at the variable CURP (or storage at ... in. If the
GRABed area
[/QUOTE]
area.
So ... to preload into that area all sprites that were ... copy them all into that area ( if they fitted ), ...basizx newsHello. I've uploaded a new version of basizx. Now there is also an Amstrad CPC incarnation, able to LOAD and SAVE +3 basic files in disc. And the I…
... then search)
The variable indexes *would* need additional RAM ... would probably sit in the area for variables. This is an ...Cybernoid editorSo, my long tern goal is to make my own Cybernoid or Rex like game (see an ancient thread about Sprite advice)...but my skills are somewhat lacking..…
... point it to the memory area containing the graphics? What does ... held in the CHARS system variable. Then 8 bytes are read ... pointing CHARS to some other area of memory (your choice where ...Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... and over? Or does the variable get trashed from the list ... matter when you define your variable (beginning of the program, last ... variable, it puts it back to the top of the vars area ... issue then strings which are variable length.
Chapter 24 ...Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... . The help page for the Variable Lister should emphasise that variables ... their position in the variables area so define the most critical ... keep their position in the area as do string arrays elements ... the end of the variables area and the original array to ...Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... when you define your variable (beginning of the program ... variable, it puts it back to the top of the vars area ... variables also. A simple variable can be promoted to ... a FOR/NEXT variable.[/QUOTE]
Thanks ... Does Line 30 shift variable "a" back to the ...Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …
... correct? Does Line 30 shift variable "a" back to the top ... whatever else happens, if simple variable 'a' is defined first it ... the start of the variables area and therefore found first.
variable to be found. Each time ...48K Speccy not workingHey, A few months ago (hope it´s not to late) I was loading a game into my speccy and from one moment to another it stopped working! I unplugge…
... Speccy can clear the paper area and set the attributes all ... leads to stack or system variable corruption which prevents the machine ...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…
... BC HL and DE as variable names (like a, b, x ... BC 6912 ; length of screen area is 6912 bytes long
area
LDIR ; do the ... it back to the screen area
LD BC ... 6912 ; length of screen area is 6912 bytes long
How does interrupts work?I am a little confused regarding the interrupts on the Spectrum. If I have some hundred bytes of machine code started with, say, [B]RANDOMIZE USR 300…
... [B]LAST K[/B] system variable, that is only gives you ... points into the system variables area. If you leave the ROM ...How does interrupts work?I am a little confused regarding the interrupts on the Spectrum. If I have some hundred bytes of machine code started with, say, [B]RANDOMIZE USR 300…
... no updates to the screen area of the memory is done ... screen actually displays the play area and its algorithm only updates ... to tell when the visible area of the screen is done ... of sprite graphics shifted by variable amounts to get smooth pixel ...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…
... the help of the system variable CHARS as we did in ... an address in the pixel area of the spectrum's display ...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…
... segment gets mapped into an area of memory marked as read ... memory address as a pointer variable can. You can index in ... ++ because s2 is not a variable that can be incremented; it ...+3dos BASIC Headers - Char and Number ArraysHi. I'm almost ready to release the first beta of "3eExplorer" my utility for extracting files from a +3e HDD/CF image. It's actually going quite w…
... recorded on tape. However, the variable "name" is not just the ... ASCII code of the variable, but rather the encoding used ... in memory in the VARS area.
For numeric arrays ...+3dos BASIC Headers - Char and Number ArraysHi. I'm almost ready to release the first beta of "3eExplorer" my utility for extracting files from a +3e HDD/CF image. It's actually going quite w…
... on tape. However, the variable "name" is not just ... the ASCII code of the variable, but rather the encoding ... in memory in the VARS area.[/QUOTE]
... to work out the variable name by doing an ... couldn't display the variable name when viewing a ...Using a multiface to exit to BasicBack in the days I was always fascinated with the idea of getting access to BASIC listings inside a program or game. I was able to work a way around …
... it. If you create a variable (ANY variable), you might end up ... to, for example, the video area (starting at 16384) or the ...Emulation vs SpecApologies if this is an old thread, what does anyone think is the best - playing spectrum games through emulation or on a real speccy? I feel it's b…
... the stack to the screen area and pushing bytes onto it ... less 100% emulation speed (slightly variable) on several games by hacking ...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…
... time "g_puchar0" (a global variable uchar* defined in global.h ... Every tile in the display area managed by SP1 is described ... pointed at by the global variable "g_puchar0" into this "colour" ... ()" iterates over the rectangular area on screen in row major ...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…
... initializes the "struct mtn *m" variable with the address of the ... /> [/code]
The global variable "g_uchar0" gets an attribute consisting ... called to colour a rectangular area on screen. It does ... to iterate over a rectangular area on screen but the ...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…
... also has a black play area, and magenta border). This is ... you can reuse the same variable w, this change won't ...
