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Groundbreaking gamesWhich games really broke new ground? I mean the ones that actually got around the hardware limitations of the Spectrum. For example: Aquaplane - f…
... use of timing tricks to draw things in the border (well ... to change attributes on individual lines
Any more ... -
Faulty M1 linesI'm sure this has been discussed before, but using the forum search for the word 'M1' pulled back no hits, which surprised the hell out of me. Anywa…
... Z80s had the faulty M1 lines, and what was the nature ... all the address and data lines are all working OK out ... -
My little first set of routines.Hi all, I just coded a little set of routines just to draw a screen on video mem and a fade out. I could have just copied the screen rendering rout…
... /> ld bc,192 ;number of lines to draw
push bc
ldir ;draw line
ex ... bc ;one less line to draw
dec bc
... -
Those RANDOMIZE USR lines that look like tape loading...I often see on here people mentioning those RANDOMIZE USR lines which when entered, seem to simulate a tape loading, with the colours and lines in th…
... people mentioning those RANDOMIZE USR lines which when entered, seem to ... loading, with the colours and lines in the borders. This is ... which shows blue and black lines and from then on I ... -
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…
... will be written to directly draw to the display for text ... /> The project contains around 3000 lines of source, not including graphics ... to print multiple lines (you can store many lines in a ... string being separated into individual lines and being printed in ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... drawing" I mean to draw 2D pictures with lines and fills, like ... -
Can you write in the border?Is it at all technically possible in any way to get stuff into the border, apart from changing the border colour? I believe the C64 used the border a…
... the illusion of there being lines on the screen, when really ... quicker than the screen can draw the border changing colour completely ... -
Adventures in Programmable Logic Part 2So, now armed with an Xilinx Parallel III cable, an XC9536 CPLD, a breakout board with power, a JTAG pin header and a 44-pin PLCC socket, I could try…
... CPU, with A0 and A1 lines to select the register or ... like CPLDs, you can just draw a schematic of your logic ... -
Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... program. You currently can't draw to the screen, save files ... graphics support - the BBC draws lines and fills shapes via VDU ... need a routine which can draw a dotted line (of pattern ... -
ZXSpin "zebra" linesI'm enjoying this piece of software very much. Most excellent emulator. Thank you a million. However I do have one small nag... I happen to believe …
... little off. The "zebra" loading lines occupy too much screen real ... -
Using INPUT without clearing last two lines of screen?I'm trying to print to the 22nd row of the screen using the ol' print #0 trick. Unfortunately, I require user INPUT which seems to wipe out the botto…
... wipe out the bottom two lines of the screen. Is there ... -
Draw (x1,y1) to (x2, y2)?I was never very good at math. :( Given the above variables, what should I do to draw a line between the two pixels? How do I calculate the values fo…
... , what should I do to draw a line between the two ... I calculate the values for DRAW?
I thought it ... />
PLOT x1,y1
DRAW ????.????
I've seen ... -
Songs that remind you of your first experiences with the SpectrumHi everyone, glad to be here again after so much time :) I was recently listening to Alan Parsons Project's [i]Ammonia Avenue[/i] and couldn't help …
... ]Melbourne Draw[/i] or trying to put together some BASIC lines to ... -
wanna draw zx graphics :)Is anybody looking for a zx graphics ? I would like to help with graphics if there are projects that need it. Here is an example of a sprite (may be …
PitPatI am coding the digital version of PIT-PAT [IMG]http://www.berg-en-dal.be/images/thumb/pitpat_spelen_2_kleur.jpg[/IMG] In fact it is golf on a tabl…
... must have horizontal and vertical lines only
Level must fit ... sent in as PLOT and DRAW commands and a PRINT AT ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... will appear as 15 lines of mainly grey text.< ... says "No errors in 16 lines. 4 bytes generated"
... chapter we will
- draw our 'car' by changing the ... square to blue.
- draw our 'road' by using a ... ;print road verge on 24 lines'
Insert line 8 ...Oooh! Good draw!England has come up trumps with the World Cup 2010 draw. We're in group C, playing against USA, Slovenia and Algeria. I think it's pretty safe to say…
England has come up trumps with the World Cup 2010 draw. We're in group C, playing against USA, Slovenia and Algeria. I think it's pretty safe to say that we won't be knocked out of the 1st round :DVector font in BASiCHi guys) Some fifteen years ago I saw a quite short BASIC prog that could simulate a vector font with size/ thickness/ italicization params. I remem…
... /> 210 PLOT 20,165: DRAW 0,-145: DRAW 225,0
220 ... PRINT "THEN, WRITE YOUR BASIC LINES TO"
1450 PRINT ""
How works the Line-Draw ROM routine ?The 'complete spectrum rom dissasembly.pdf' show info related to the draw rom subroutine. The Line-Draw require two sets of parameters: X,Y coordinat…
... related to the draw rom subroutine. The Line-Draw require two sets ... show a working example to draw a line in asm ? because ...DRAW x,y,a Algorithm - how does the ROM do it?Hi all, Getting on with SpecOS, and one of the things I would love to do is to preserve the original ROM's behaviour when drawing Arcs. This is don…
... . This is done by using DRAW x,y,a where the ... provide an example of the DRAW command implemented in BASIC - but ... be clear, I can already draw bezier curves (and therefore, so ...Character Printing routines - 27/32 lines?There are lots of extra character-per-line routines out there for 42,51,64 even 85 characters. Are there any that do 7/6 pixel rows - and do 27 or 3…
... - and do 27 or 32 lines, as well as higher across ...A fast DRAW routineI was investigating how to speed up the line drawing for the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=20225"]BASIC compiler[/URL]…
... CODE]
; ---------------------------------------------------------------------
; DRAW using Bresenham's algorithm and ... ; ---------------------------------------------------------------------
;; DRAW PROCEDURE
PROC
< ...Help?Hi All, I wonder if anyone has a few minutes to look at this bit of code I'm working on. I'm trying to move to sprites and want to do it with a scr…
... ,draw
jp keys
draw ld b,8 ;draws sprite, 8 lines ... /> ld hl,bits ;reset bits (lines of character for next from ...Drawing 3D grids in Basic...This is probably very simple for someone who feels comfortable with Math, but it's driving me crazy... Let's say I want to draw a grid of 16 by 16 s…
... 's say I want to draw a grid of 16 by ... . The distance between the two lines (on screen) is 88 pixels ... . Drawing the 16 vertical lines was very easy:
DRAW t-b,88 : LET t ... so that I can draw the 16 horizontal lines? How do I ...Computer graphics packageAnyone recommend a piece of software that will allow me to draw a house in 3d? I was thinking along the lines of vector graphics which would allow m…
... to draw a house in 3d? I was thinking along the lines ... and I would like to draw my house to scale and ...Sinclair QL-Black and white lines displayCould be obtaining an QL soon,problem is according to seller it display black and white lines on screen,looking at service manual here- [url]http://w…
... it display black and white lines on screen,looking at service ...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…
... to draw a striped screen of alternating white and cyan lines. In ...Spectrum+ fault - lines on boot screen, freezesThe ZX Spectrum+ I bought in the car boot has a fault. When you boot it, it's displaying the Copyright screen, but each character position has a vert…
... at fault there), and the lines went!
However, it ...Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…
... scrolls the screen down 8 lines then repeats the process with ... the result in DE for draw routine
draw_tile ld ... ,(de)
ld (hl),a ; ... draw last byte here
3 lines of funHello! I'm looking for a tattoo to remember forever our fabulous 8 bit era. A part the pictures I posted here [url]http://www.worldofspectrum.org/for…
... suggest me 2 or 3 lines of BASIC code (short please ...
