-
Let's copy buffers!Figured I'd do some double buffered graphics, so I can render for several frames before displaying stuff. Yes, I mean on a 48k speccy, so no 128k spe…
...
; read 12 bytes from linear buffer (left side)
buffer1:
ld sp, buffer
pop af
pop ...
; read 12 bytes from linear buffer (right side)
buffer2:
Let's copy buffers!Figured I'd do some double buffered graphics, so I can render for several frames before displaying stuff. Yes, I mean on a 48k speccy, so no 128k spe…
...
; read 12 bytes from linear buffer (left side)
buffer1:
ld sp, buffer
pop af
pop ...
; read 12 bytes from linear buffer (right side)
buffer2:
Let's copy buffers!Figured I'd do some double buffered graphics, so I can render for several frames before displaying stuff. Yes, I mean on a 48k speccy, so no 128k spe…
... for the routine and the buffer RAM is in uncontended memory ... well as performing conversion from linear buffer to wierdo Speccy screen format ...TommyGun's getting a Debuggerhttp://youtu.be/B_kZVRvYV98 I have always wanted to debug the programs I write in TommyGun using TommyGun instead of the debuggers in emulators. …
... ;865763"]Added an Off Screen Buffer view
[img]http ... be nice if this screen buffer would support some simple ... configuration like:
- output buffer width in bytes.
Allows ... default to 0, asssuming a linear buffer.
This allows for ...TommyGun's getting a Debuggerhttp://youtu.be/B_kZVRvYV98 I have always wanted to debug the programs I write in TommyGun using TommyGun instead of the debuggers in emulators. …
... be nice if this screen buffer would support some simple ... configuration like:
- output buffer width in bytes.
[/quote ... in bytes) to get next buffer pixel byte.
Defaults to ... default to 0, asssuming a linear buffer.
[/quote]
No ...The state of source level debuggingI was just wondering if we can put on a table everything we collectively know about source level debugging for ZX Spectrum to get an overview of curr…
... );
/* Print. */
sprintf(buffer + strlen(buffer), "%04X\t", addr); /* ... sprintf(buffer + strlen(buffer), instruction->mnemonic);
sprintf(buffer + strlen(buffer), "\ ...off screen bufferwhen using an offscreen buffer is the memory copied to the screen in a way that makes it easier to draw sprites to the buffer? E.g. Lets say you…
... ! He does mention putting the buffer at 24576 in his 'how ... ' document, and SEUD uses a linear buffer with XOR.
@Ast_A_Moore ...Raster effects - quick questionHi Guys Just a quick question regards what the ULA is doing as its drawing each scan line. Assuming the beam has finished drawing the border, am I…
... only 32x48, read from a linear buffer.
Checked out Nirvana ... sure if this uses a linear buffer to read attrs from.
Raster effects - quick questionHi Guys Just a quick question regards what the ULA is doing as its drawing each scan line. Assuming the beam has finished drawing the border, am I…
... . engine doesn't use a linear buffer of colour data. The data ...Raster effects - quick questionHi Guys Just a quick question regards what the ULA is doing as its drawing each scan line. Assuming the beam has finished drawing the border, am I…
... attribute values from my own linear buffer of 32x24 bytes into video ... attribute values from my own linear buffer, now modified to 32x48 bytes ... at a time from the buffer into a register, it seems ...Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... .createBuffer() #1 - Create the buffer
self.specifyCodeAddress() #2 ...
#1 - Create the buffer
def createBuffer(self):
print(text)
< ...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…
... style that is linear and imperative (ie, first print this character, ... . Byte- and word-circular buffer will be added in time ... after it. Because lists are linear entities, you can only ... backward direction. Because lists are linear, the search function the ...How to print with colour using DiscipleHi! I was wondering if there is any way of printing in colour using the Disciple. I am using an Epson Stylus 600 Printer with one of my +2s and I wo…
... I would really like to print some colours apart from greyscales ...MakeTZX DMA Buffer Overrun ?Okay folks, Does anyone know why I get DMA Buffer Overruns when using MakeTZX. Could it be anything to do with my SB Enironment string or anything …
... know why I get DMA Buffer Overruns when using MakeTZX. Could ... it possible to change the buffer at all ?
Just ...Sinclair User: Blue Print Double DragonI'm not sure what issue the Blue Print of Double Dragon appeared, I think it was issue 78 (September 88) Even a scan would do. Cheers
I'm not sure what issue the Blue Print of Double Dragon appeared, I think it was issue 78 (September 88)
Even a scan would do. Cheers42 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…
... travels I have come across 'Print Utilities,' a release from the ...Print 'n' Plotter SPRITE MACHINEJust got this from an ebay seller this afternoon. I just TZXd it and sent it to the Steve at the vault, yet it might be a while before it gets put up…
... USA.
stuff like Print 'n' Plotter ART o' Matic ...Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
... b) Sprites drawn on buffer
c) Buffer copied to screen
PRINT USR 32768 to run.< ... br />
; Fill Back buffer with a bright stripy pattern ...
; PCHAR
; PRINT A 1*8 CHAR TO ...Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …
... platforms etc.
BUFFER (6k):
This contains ...
COPY BACKGROUND TO BUFFER
MOVE AND DRAW ... />
; Fill Back buffer with a bright stripy pattern ... />
; PCHAR
; PRINT A 1*8 CHAR TO ...print at line 22 and 23I have a faint recollection of POKES to allow print at 22,x and 23,x, anyone know what they are? (rather than using the print #0 #1 stuff..)
I have a faint recollection of POKES to allow print at 22,x and 23,x, anyone know what they are? (rather than using the print #0 #1 stuff..)PRINT AT in assembler Hello everyone, I am very new to this forums. Like perhaps many others I had a Spectrum as a child and did pretty much simple BASIC programming, bu…
... (perhaps not) simple things like print a single character to the ... that to achive the BASIC PRINT AT-operation the instructions would ... ", but the X would only print this number of new lines ...Buffer AdventureQuite a few months ago, probably this year but well before the 60-day history kept on eBay, I was outbid on a copy of Buffer Adventure by someone who…
... outbid on a copy of Buffer Adventure by someone whose user ...Return of Speccy screen buffer formatI recently discovered that the Spectrum screen buffer format that allows only two colours in an 8x8 pixel block has made its return in a slightly dif…
... discovered that the Spectrum screen buffer format that allows only two ...Print routine for BASIC (or BASin)For anyone interested there's a crappy binary here to print characters from BASIC at pixel positions. Import the binary at 60000, USR 60000 to initia…
... a crappy binary here to print characters from BASIC at pixel ... to initialise the stream, then PRINT #4; AT y,x; etc ...Ways to use double buffering in basicI was meddling with woody's print stream code where you can print characters at any pixel location on screen. I was playing with 12 sprites, very ann…
... was meddling with woody's print stream code where you can ... print characters at any pixel location ... draw anyting on 128k screen buffer, and flip it after your ...ZXF11 now available in printThe print version of ZXF issue 11 is now available for £5 per copy (not including postage and packing). Received my copy today and it looks supe…
The print version of ZXF issue 11 ... . If you do purchase a print version from lulu, don't ...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…
... must be drawn in a buffer (72 bytes for 9 ... we have the need to print double width text and scroll ... has to be able to print multiple lines (you can ... print double width text to either the screen or to a buffer ... width text bitmap from the buffer and scrolls that on ...Print Int -65536Just came across an interesting bug in the ZX Spectrum Floating Point format from the Complete ROM Disassembly book. [code] PRINT INT -65536 [/code]…
Re-print Mr. Rollings Speccy book.I'm making a quick poll to see how many want to see a re-print of [URL="http://www.zxgoldenyears.com/"]The ZX Spectrum Book 1982 to 199x[/URL]. This…
... want to see a re-print of [URL="http://www.zxgoldenyears ...Channels and streamsSo I've put some thought into channels and streams, and read the dead (and presumably rotting corpse) of the CSS FAQ which contains some information …
... created, closed, polled etc. using PRINT# and INPUT#.
Opening ... new socket are done with PRINT #a and INPUT #a.
buffer should be flushed. A channel ... must be marshalled into a buffer, and then some decision must ...
