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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…
... ; // signed horizontal speed in pixels
char dy ... file. The C variable "frame01" will ... and the C variable "frame02" will point ... the system variables area. Now since ... and this is stored away in variable "temp". The ... -
Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
... /> [/code]
sp1_PrintString() prints strings of background tiles (this can ... be confined to the rectangular area defined by the corners (y ... the initial print state information stored in the struct sp1_pss * "ps". After ... -
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 …
... a header bytes. Since the area is stored in the "spare" 8K following ... requires temporary storage at the variable CURP (or storage at that ... switch the screen in. If the
GRABed area
[/QUOTE]
area.
So for ... -
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... data structures are stored in memory at some address in some format. ... some math libraries in Spectrum C implementations. Strings in basic consist of ... (a copy of the variable passed to a function is ... sent not the variable itself), the notion of ... -
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…
... functions for converting numbers to strings, strings to numbers, generating random numbers ... address of something. A pointer variable needs two bytes of memory ... of a string can be stored in char* pointer:
[code ... -
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…
... . A "normal" integer variable declaration, as in "int std_seed;", causes the ... out at what address the variable is stored using the '&' operator ... message to print (remember strings in C are a list of ... . Recall that all C strings end in a zero byte so ... -
+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 ... Spectrum for the variables stored in memory in the VARS area.
For ... the value you'd find stored in tape headers. -
+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 ... Spectrum for the variables stored in memory in the VARS area.[/QUOTE]
variable name when viewing a ... -
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…
... g_puchar0" (a global variable uchar* defined in global.h) is assigned ... s screen coordinates were previously stored in "r"). For each ... 10 bytes - Every tile in the display area managed by SP1 is ... iterates over the rectangular area on screen in row major order. ... -
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…
... Since the plot graphics are stored in column major order, adding one ... [/code]
The global variable "g_uchar0" gets an attribute consisting ... called to colour a rectangular area on screen. It does ... iterate over a rectangular area on screen but the ... -
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…
... in player.h). The well-known function "memcpy()" from the strings ... sprite created and its handle stored in "p->sprite".
... colour only into the global variable "g_uchar0". You may recognize ... we just created is stored internally as 9 independent ... -
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…
... case, all game locations are stored in a single long string, and ... Both could be replaced by strings with the text hidden as ... logic is currently performed by variable assignments that control the game ... into table lookups encoded into strings. This way, we could ... -
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 already been calculated (and stored in "struct player.score" -- see ... can find it in player.c. The global variable "g_uchar0" is ... follow by now. The strings containing the scores contain some ... buried "\xHH" in the strings. See d_print() in display.c for ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... attributes of character 144. In the font area, USR "A" - ... space becomes the offset, stored
; in HL
ex de, ... /> ld hl, chars ; address system variable
ld (hl), 0x00 ; ... attributes
; outside the rainbow area
pop bc ; get ... -
Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
... a user defined area, and have that result stored in a variable? e.g ... -
SpecOS progressOk, As you can all see, I'm back - and I've been working away on SpecOS for a while now. There's a few videos, which you can see on my blog: [url]h…
... instructions and other things as strings (eg: Play command, ... level scripting language - again, stored in strings). Sure, Id like the modern ... images and sound into strings or some format that ... access everything from one screen area?...
Anyhow, ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... ; so look at the system variable PROG
dec hl ; ... space becomes the offset, stored
; in HL
ex de, ... l_on_l:
and %00001111 ; mask area used by new character
and %11110000 ; mask area used by new character
SE Basic Type-ins^Pete suggested creating a sticky thread for SE Basic discussion. I thought a Type-ins thread might also be useful. Up to the mods if they want to ma…
... /> ; so look at the system variable PROG
dec hl ; move ... start of
; the channels area and the start of the ... space becomes the offset, stored
; in HL
ex de, hl ... is
ld l, a ; stored in memory.
add hl, hl ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... /> ; so look at the system variable PROG
dec hl ; move ... of the
; extra space stored earlier
ld de,(chans ... start of
; the channels area and the start of the ... space becomes the offset, stored
; in HL
ex de, ...Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... UDGs and TOKENs, clears the area of screen you're about ... /> ; so look at the system variable PROG
dec hl ; move ... start of
; the channels area and the start of the ... /> ld l, a ; definition is stored in memory.
add hl, hl ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... /> ; so look at the system variable PROG
dec hl ; move ... space becomes the offset, stored
; in HL
ex de, ...
and %11110000 ; mask area used by new character
and %11110000 ; mask area used by new character
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... row number (stored in A) to the corresponding screen address (stored in HL). Based ... de, (0x5c4f) ; store system variable CHANS in DE
sbc hl, de ... between start of channels
; area and start of the new ...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 some ... by decoding a hex dump in situ, so I could ... 23563+256*PEEK 23564) secondary variable area to treat the DATA as ... map could be referenced directly in the DATA statement rather than ...Poking a string to memory...I'm looking to poke a string of characters including colour control codes to memory, I'm currently doing it by hand: 16,2,19,1,22,1,1,144 That equa…
... address stored in the UDG system variable (23675 & 23676). The UDG area ... simple LET statement. The receiving variable (b$) can have any ... by setting the receiving variable to an empty string ... and the DEFADD system variable to its default values ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... stack pointer is stored in the ATTR-T system variable and SP is ... same 8k appears repeated in the full 64k area.[/quote]
It ... , which eventually showed up in the QL in 1984, was originally written ... use the hi-res mode in the Pandora. These projects simply ...40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... /> ; so look at the system variable PROG
dec hl ; move ... start of
; the channels area and the start of the ... space becomes the offset, stored
; in HL
ex de, ... /> ld l, a ; definition is stored in memory.
add hl, hl ...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…
... bit 6, c ; array of strings?
jr nz, sv_elem_str ; ... /> inc hl ; next position in variable name
ld a, ... /> pop bc ; unstack new area length
pop de ; ... unstack new area pointer
pop hl ...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…
... /> bit 7, h ; statement in editing area?
jr z, line_new ; jump ... /> ld hl, -2 ; line in editing area
ld (ppc), hl ; store ... system variable
or (hl) ; set bit 0 for simple strings
