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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 ... -
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 ...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 ...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 ...The ZX printer buffer in +3 modeI have a few programs on .DSK images that were transferred from Timex disks, but some of them have code starting at 23296. Most of the time the code …
... crash and use the printer buffer area while in +3DOS? I ...Writing to the screen from a bufferI?m designing a game and am spending a bit of time trying different ideas before I commit my self. I?m currently thinking of writing data to a buffer…
... of writing data to a buffer and then writing this ?back ... buffer? to the screen. Can the ... screen be drawn from the buffer without flicker ? If not, what ...Question on copying screen bufferHi, Al my prevoius games were copying graphics directly to screen memory starting at 16384. Now I'm experimenting with screen buffer where I could d…
... I'm experimenting with screen buffer where I could draw my ... just copying static image from buffer to screen after HALT.
Disabling the +3 disk buffer; yes, but how?I would like to disable the +3 disk buffer in order to retrieve those 4K from the machine's RAMdisk. By reading the computer manual and some posts on…
... to disable the +3 disk buffer in order to retrieve those ...Using the stack to blit bufferI was using a ldir to blit my back buffer to the screen RAM, and it was working pretty well if not rather slow. After reading about using the stack …
... ldir to blit my back buffer to the screen RAM, and ... like:
ld sp, buffer
pop af
pop ...From RAM to dim v$() "video buffer" SPEED UP!Hi! This question is related to "quick RAM copy using LET in Basic" ([url]http://www.worldofspectrum.org/forums/showthread.php?t=44296[/url]). Wel…
... *20) DIM variable for "video buffer".
- A zone of RAM ... /make my v$ string "video buffer" for paint whole level screen ...Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…
... decided to use a Double Buffer (DB) or 'Back Screen' to ...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…
... self.createBuffer() #1 - Create the buffer
self.specifyCodeAddress() #2 - Specify ...
#1 - Create the buffer
def createBuffer(self):
Jetset Willy ATTR Buffer 2Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2? H5C00 D23552. Thanks
Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2?
H5C00 D23552.
ThanksBuffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…
... possible to copy a back buffer of size 4096 bytes to ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... />
When clearing the screen buffer, it was actually much quicker ...Subtract 4 from an addressThis is a novice Z80 question really: I'm trying to vertical scroll my back buffer, but I'm not sure of the quickest way to apply an offset and mo…
... to vertical scroll my back buffer, but I'm not sure ... explained here:
My buffer is 22x26 chars however the ... chars wide. My buffer is arranged in a linear fashion, NOT in ...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…
... all routines, the source buffer is linear (not in screen order) and ...Cool program - buffer delayHere's something fun I wrote tonight thought I'd share. It's essentially a simple buffer delay. A building block for many things. https://www.drop…
Here's something fun I wrote tonight thought I'd share. It's essentially a simple buffer delay. A building block for many things.
https://www.dropbox.com/s/rk4q1xu2k2mkk62/BufferTest.z80off 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…
... to draw sprites to the buffer?
E. ... screen where you copy your buffer to,
it is ...
if the buffer was copied to the screen ... to draw sprites to the buffer, and then have them ... br /> draw background on buffer (or just clear it)
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 …
... you are copying the back buffer in linear order, which means you ... a single frame. A back buffer to display copy should do ...T.I.M. - A New Interlace - Demo for DOWNLOADHere's something that's been in the works for quite a while ( mostly in my head ) and recently I've aquired assistance to help it come to fruition. …
... /> this one moves data from linear backbuffer to screen... aprox 14 ... [code]
start ld hl, buffer alligned on 256
exx ... ;11 next line in back buffer
; ... ;11 next line in back buffer
...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…
... a programming style that is linear and imperative (ie, first ... queue. 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 list ...Alien8 style 3D Tiles - TheoryHello, Are there any articles etc explaining how to do 3d style tiles, i.e. when to redraw those in front etc. I would guess you would need to work…
... . Alien 8 has a "linear screen buffer" that is 6144 bytes long ... fact a full size back buffer being used.
One ... entire screen in a back buffer, individual character cells are completely ... drawn in an 8-byte buffer and the final version of ...Alien8 style 3D Tiles - TheoryHello, Are there any articles etc explaining how to do 3d style tiles, i.e. when to redraw those in front etc. I would guess you would need to work…
... Alien 8 has a "linear screen buffer" that is 6144 bytes long ... fact a full size back buffer being used.
... entire screen in a back buffer, individual character cells are completely ... ]
The character buffer cell idea is excellent, and ...
