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Basic corruptionDoes anyone have any tips or solutions for when a Basic listing becomes over a certain size and starts to get corrupted due to paging... I remember …
... extended file/disk COPY command uses a 2K buffer at 60689 and ... -
Game loop design?Having some thoughts on how to design the game loop and could do with some hints and tips from folks who have done it before! It's all about how to …
... method etc for copying the buffer).
To create the ... FLAG set, if so LDIR copy
b) Get Keys
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 …
... actually slows down the copy. I would drop using ... buffer in linear order, which means you might copy ... , etc. With the copy hopping back and forth ... A back buffer to display copy should do the copy in display ... to perform a seemless copy with no screwed lines. ...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 …
... ...
How can I copy 2/3 of the screen ... INITIM2
; Fill Back buffer with a bright stripy pattern ...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 …
... a background, but I only copy this when rendering the char ... INITIM2
; Fill Back buffer with a bright stripy pattern ...On 48k, can I copy 4k before next screen updateFollowing on from my thread at [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=6423&forum=11"]http://www.worldofspectrum.org/forums/v…
... I basically want to copy back to front screen ... you were copying the buffer is in the display ... delay the start of your copy routine after the interrupt. ... your pixel-line order copy, you will be updating ... this time, if your copy routine is still running, ...Sprites flickeringI am trying to write a Spectrum game in machine code. I am still a beginner in programming, however I did much progress recently, i believe. Now I am…
... draw everything into a memory buffer as you see fit (meaning ... as possible) and then copy the buffer to the display in a ... . The penalty is that this copy takes time and slows things ... 128k Spec has the double buffer mode, so this can be ...looking for clones of CIty Bomber...what more to say : ) -looking for clones of CITY BOMBER i.e. I had such a game, one of my first games ever when I was 9 or 10. A plane flying f…
There was a City Bomber prog written by a guy called Dweezel (unlikely to be his real name), but AFAIK it was only available from Buffer Micro in Streatham, and I doubt that WoS has a copy (it was nothing special anyway)...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. …
hm, not a copy routine from CHASE ... code]
start ld hl, buffer alligned on 256
exx ... ;11 next line in back buffer
... ;8 HL down in back buffer
; L=16+ ... ;11 next line in back buffer
JSW - Is this possible?There's an object in the Conservatory Roof which I reckon cannot be collected without losing a life. There's a snapshot taken in the Conservatory …
... *c) and takes a working copy of the 8 bytes for ... of each guardian in a buffer at 33024. A slice of ...divIDE issuesI discovered a few issues with the divIDE hardware and FATware software that may be of interest to some people. 1. ROM paging If your Spectrum is a…
... -cached bootsector (it was a buffer allocation mistype). But, bug is ... using dd or similar block-copy utility. Goot fs formatters will ...Help, my Sprite Code wont workI have zipped it all up here: [url="http://www.peargames.co.uk/downloads/galagorf.zip"]http://www.peargames.co.uk/downloads/galagorf.zip[/url] If y…
... it is copied from the buffer to the physical screen.
copy and mask onto backbuffer, and ...Method to read byte as binary string rather than dec?Hi all Am fiddling around with the screen buffer and have written a routine to scan the screenbuffer into upper ram and then write it back in upside…
... you're accessing. To copy a 2048b buffer (1/3 of the ...Ever felt conned?Have you ever read a review for a speccy game and the reviewer gives it a glowing review and you trust him and go out and buy the game only to find i…
... -off. :D
And Buffer Micro in Streatham (near where ... ) used to have just ONE copy of [I]Tobor[/I] by ...+3 disc imaging (idea + SDP)Following a bit of research, which you can probably see in the "old code" thread, I had an idea for a bit of software that may be useful (for me, and…
... +3 utility disks (Megadisk WILL copy these disks). I know because ... the same result, hence the copy would fail. Very clever system ... the error during the copy process, rendering the copy unuseable - Maybe Jon ... is loaded into the track buffer.
I am ...z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... second buffer and when the scene is complete, copy it ... a 8-byte pixel buffer and a single byte ... attribute buffer, which is then ... br /> - No 70000 cycle copy of second buffer
- Only parts of ... memory than a double buffer. sp1 requires the same ...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…
... to copy the background tile to an 8-byte pixel buffer and ... buffers, and finally the finished buffer is copied to the screen ... into the pixel and attribute buffer and any sprites following it ... , the finished pixel and attribute buffer are copied to the screen ...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…
... bit must be set to copy pointers to the ROM character ... // for occluding sprites, clear pixel buffer before draw
#define SP1_TYPE_2BYTE ... , sp1_UpdateNow() will clear the pixel buffer before the sprite character is ...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…
... in the 8-byte pixel buffer. By using an occluding ... does not clear the pixel buffer before it is drawn, ... another character in the pixel buffer. Arrange for two same- ... first thing we do is copy 7 blank pixel rows ... blank row. So we copy 14 bytes to supply the ...Speccy 128k Double Buffering.If I understand this right, you display either of the screens, and draw to the one that is not being displayed. Am i right in thinking that the Non …
... screen instead of a memory buffer include, as MetalBrain suggested, the ... of time it takes to copy the buffer. If you have a ... a lot of data to copy, so not only do you ... it to the buffer, you then need to copy it, which ain ...Speccy 128k Double Buffering.If I understand this right, you display either of the screens, and draw to the one that is not being displayed. Am i right in thinking that the Non …
... the screen to a buffer area. Copy it to the viewable screen ... is the time taken to copy the screen. That time would ...Speccy 128k Double Buffering.If I understand this right, you display either of the screens, and draw to the one that is not being displayed. Am i right in thinking that the Non …
... area to a memory buffer.
2) Copy the gameplay area the ... screen selection code). Copying a buffer to the screen takes a ... this:
[CODE]ld hl, buffer
ld de, window_top_line
[CODE]ld hl, buffer
ld de, window_top_line
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…
... graphics from the back buffer". The back buffer (screen$) will need to ... 0 will use the back buffer screen$ for graphics. If you ... to indicate where the back buffer is.
Colour info ... 6144 bytes), you can quickly copy the attribute data into the ...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…
... /> I just loaded up my copy of KnightLore to play it ... etc, even use a offscreen buffer?The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... you to alternate what screen buffer you were updating and just ... make it appear rather than copy the entire thing like many ...The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... you to alternate what screen buffer you were updating and just ... make it appear rather than copy the entire thing like many ...The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... your display in a second buffer and copy it over? What if ...
