-
BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
First development in 8 months on this project - changed the mechanics of setting the colour of the walls in line 9720. Instead of one general ink 1 statement, it specifies the ink colour blue for each block printed. This is so I can print black (for a door ... -
BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
Actually decided the doors need to be white as the that's the only colour the PC can walk over. Line 9720 is now a bit of a monster as the ink colour needs to be evaluated with [I]INK 1+6*(VAL t$(5)=1)*((j=7)+(j=8))[/I] or similar before each square of ... -
Retro Game Comparison Blog.So, here's a shameless plug for my blog, which should interest some of you. Then again, it's not biased towards any particular system, so it might no…
... say, I did measure the calculation pauses between teleportations with a ... -
P47 Thunderbolt Colour/Attribute hacking?I've seen someone (can't remember who now, sorry) hacking into monochrome games such as After The War and Outrun Europa and adding/changing the colou…
... PAPER blue & INK cyan (ATTR=1*8+5=13), the ... a row are: 00 00 {ATTR*28} 00 00.
The twisted mono loading screen$ challengeOK. [img]http://img.photobucket.com/albums/v294/yellow_spider/xmas_smilies/cool.gif[/img] Here's a slightly different challenge. These are all loadi…
... did last year with the attr challenge. [img]http://img.photobucket ...P47 Thunderbolt Colour/Attribute hacking?I've seen someone (can't remember who now, sorry) hacking into monochrome games such as After The War and Outrun Europa and adding/changing the colou…
... of each pair is the ATTR code for the main playing ... that. This code sets the ATTR colour scheme for all levels ... /> ld hl,$8A11 ;start of ATTR codes list
ld (hl ... /> ld bc,15 ;size of ATTR codes list - 1
ldir ...array offset (z88dk)Im trying to simulate a 2 dimensional array by using an offset [code] #include <fzx.h> char scr[768]; int arrayoffset(char x,char y) { return (x*…
... about 11 bytes per index calculation for static vars x,y ...Can any C experts help me - have hit an impasseHere is an excerpt from my attempt to program a Bridge game in C. Can you spot where I'm goiing wrong? I am trying to count the points in each ha…
... that info for the offset calculation. Arrays are always passed as ...SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…
... ,0): PRINT ATTR (0,1): PRINT ATTR (0,2): PRINT ATTR (0,3 ... ): PRINT ATTR (0,4 ... ): PRINT ATTR (0,5 ... ): PRINT ATTR (0,6 ...SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…
... pixel has its own colour, ATTR doesn't exist.
3 ...SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…
... pixel has its own colour, ATTR doesn't exist.
3 ...SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…
... or remove entirely.
ATTR in SpecBAS can't make ...SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…
... or remove entirely.
ATTR in SpecBAS can't make ...BASin Problems etc.Hi Folks, Paul has asked me to open this thread to document any outstanding issues that we find within BASin. No guarantees that Paul can/will fix …
HA!
Right found it - can someone explain why ATTR seems to work for me buuuut shouldn't?Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …
... as atribute buffer
;easy calculation: tile buffer starts at 23296 ...BASin Problems etc.Hi Folks, Paul has asked me to open this thread to document any outstanding issues that we find within BASin. No guarantees that Paul can/will fix …
... it must be about the ATTR stuff I am using for ...hash function permutation tableI'm using a simple Pearson hash function to generate keys for a $(103,6) array using a 256-byte permutation table. How do I arrange the entries in th…
... /> "ABS", "ACS", "AND", "ASN", "ATN", "ATTR", "CHR$", "CODE", "COS", "EXP", "FN ...Canonical Spectrum pixel aspect ratioHi, Do any emulators support scaling the Spectrum image to have the "correct/canonical" pixel aspect ratio? On a 4:3 display, Spectrum pixels aren'…
Here's a similar calculation for the aspect ratio of ...hash function permutation tableI'm using a simple Pearson hash function to generate keys for a $(103,6) array using a 256-byte permutation table. How do I arrange the entries in th…
... /> "ABS", "ACS", "AND", "ASN", "ATN", "ATTR", "CHR$", "CODE", "COS", "EXP", "FN ...Which Windows Emulator will support SPECTRA?I want to start crossdeveloping games for SPECTRA, but it is a pain in the ass to save the TAP on USB Stick or SD Card and test them on my eMac SP Em…
[QUOTE=LCD;749109]Yes, yes yes!!! Please.[/QUOTE]
I'll dig them out tomorrow night and post them up.
[QUOTE=LCD;749109]You probably saw my bitshifting routine to calculate attribute address from its X and Y coordinates, like:
[CODE ...Which Windows Emulator will support SPECTRA?I want to start crossdeveloping games for SPECTRA, but it is a pain in the ass to save the TAP on USB Stick or SD Card and test them on my eMac SP Em…
... which will restrict mode or attr boundary. We'll see. I ...hash function permutation tableI'm using a simple Pearson hash function to generate keys for a $(103,6) array using a 256-byte permutation table. How do I arrange the entries in th…
m1 to m6 can be in the range 0-9. This is purely to make the calculations in BASIC faster. I choose the most 0s and 1s in m1 to m6 to make the BASIC hash calculation even faster.Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... 15;i
29 SAVE "attr"CODE 36144,768
30 ... ,36: INPUT ""
42 LOAD "attr"CODE 36144,768
43 ...Next gen programmers are going to be ****ING AWESOME!I'm so glad my daughter's computering is in good hands: [url]http://politicalscrapbook.net/2014/02/tory-boss-of-government-coding-education-initiati…
... the concepts of variables, input, calculation and output. By hour 4 ...RE: Hex to binary converterHi, Does anyone know of any hex to binary converters or zx graphic programs that convert pictures to binary. I have been looking up sources and fou…
... I choose data outputted Gfx+Attr,Attr+Gfx, or just gfx etc ...RE: Hex to binary converterHi, Does anyone know of any hex to binary converters or zx graphic programs that convert pictures to binary. I have been looking up sources and fou…
... I choose data outputted Gfx+Attr,Attr+Gfx, or just gfx etc ... graphic information (the pixels) and Attr are the Attributes (the colors ... ). And "Gfx+Attr" means pixels go first, and ... then colors, while "Attr+Gfx" does the contrary.RE: Hex to binary converterHi, Does anyone know of any hex to binary converters or zx graphic programs that convert pictures to binary. I have been looking up sources and fou…
... it to "Line" (and Gfx+Attr is selected), after each complete ...Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …
... some extra code
;easy calculation: tile buffer starts at 23296 ...Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... get_screen_attr ; HL now contains screen attr to print at
attr.
ld a,(ix ...
