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Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
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RDISPB LD BC,0 ;ROTATION DISPLACEMENT
ADD HL,BC ... -
Games that could do with running faster, without affecting the timer, the music or the controlsRegarding the topic on the emulation forum, what Spectrum games do you think would benefit from a speed boost? Nowadays, most of us play Spectrum gam…
... normal as regards sound, the rotation of the Sentinel, and so ... -
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…
... different colours depending on sprite rotation to minimize colour clash.
rotation in the x and y ... -
3d line drawinganybody know of any tutorials or got any examples of 3d line drawing / rotation ?l
anybody know of any tutorials or got any examples of 3d line drawing / rotation ?l -
Complex DRAW command?After looking at some Speccy code I noticed that the DRAW statement is used to draw lines (or it looked that way). On the Coco, the LINE command was…
... color
A = changes the rotation of the drawing or Angle ... would convert 3D points, angle, rotation and speed to a series ... -
Time travel...Time travel is a very, very interesting concept. Surely everyone has dreamt of going back in time, to see how things used to be, or of going into the…
... 's point in it's rotation and motion, you could end ... -
ZX Maps Creator 1.51A new version of ZX Maps Creator is here! -some bugs fixed -toolbar added -status bar added -rotation about 180 degrees -three different definitions…
...
-status bar added
-rotation about 180 degrees
-three ... -
4x4 matrix QI have a 4x4 matrix used for rotating a 3D object to rotate to face any point in one simple step, and looks something like: [code] a b c 0 e f g 0 h…
... to extract just the Y-rotation angle out of that? -
I/O on the Speccy - ideas/help wanted!I'd like an interface for the Spectrum that can control and monitor other items. I have a task in mind that would require: A: 4xbinary inputs (as in…
... drive two motors (one for rotation and one for elevation) in ... -
Can a floppy disk wreck a disk drive?I'd been re-installing some old Apple Mac games so that I could back them up before the disks become unreadable (too late in some cases). After doing…
... and did a complete manual rotation of the disk, checking both ... -
Xpectroid Android ZX Spectrum emulator is out.You can download Xpectroid 1.0 free from Android Market Place. [url]http://www.androlib.com/android.application.com-seleuco-xpectrum-BtDq.aspx[/url]…
... version.
- Portrait-Landscape auto rotation.
- Accurate audio, mono or ... -
SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…
... got a nice scaling and rotation routine done already, which can ... . I intend to add animation, rotation, scaling and masking. Some sort ... -
SpecBAS 0.628 now availableFor Windows and Linux (Pandora port coming soon!): [url]http://www.zxspectrum4.net/forum/viewtopic.php?f=6&t=28[/url] Quick list of what's new: [c…
... for the sprites commands.
Rotation and scaling of WINDOW PUT ... -
SpecBAS 0.629 available nowJust a quick bugfix update - nothing stunningly new. [url]https://sites.google.com/site/pauldunn/SpecOS.zip[/url] Here's what's new: [quote] What…
... and the delta-angles in rotation commands were backwards
Movement ... -
How to get a minimal splib2Hello. We are designing a new engine and stuff, coded in ASM and to be used from z88dk. I was just wondering how to get a minimal splib2 with just th…
... , so I don't need rotation tables nor buffers nor dynamic ... -
Fastest way to mirror a byte?I.E. turning 01100000 into 00000110, in assembly. I'm trying but I suck at stuff with rotation and the carry bit. Any pointers?
I.E. turning 01100000 into 00000110, in assembly. I'm trying but I suck at stuff with rotation and the carry bit. Any pointers? -
SP1 library questionsI'm working on my first game. I've not written a game since the late 1980s and that was a text based multiuser dungeon for BBC Micros with econet... …
... some various defines that mention rotation, but I can't really ... -
New SpecBAS available - v0.710Been a while, but I've just uploaded the latest build of SpecBAS. This one now supports tilemaps (with rotation and scaling) and added OVER mode (XO…
... one now supports tilemaps (with rotation and scaling) and added OVER ... -
SpecBAS 0.711 Now AvailableA few bugs fixed, a few new functions to make writing stuff easier... Go grab it here: [url]https://sites.google.com/site/pauldunn/SpecOS.zip[/url] …
... least.
Optimised the Tilemap rotation and scaling somewhat, much faster ... -
Hidden message in Down To EarthJust found this in the Down To Earth code. I like reading these old messages left behind by programmers. [code]WELCOME TO ORIFICE Credits Darren B…
... a new
3d shaded rotation system. It's
really ... -
Pivot, it's like Star Quake but with a twist[B]Pivot[/B] by Podbot is a very recent Flash/browser game which is a perfect idea for a ZX Spectrum game. [url]http://jayisgames.com/archives/2013/…
... can't do a screen rotation animation. However I don't ... . You could do a flip rotation, I mean rotate the background ... -
Manic Miner loading screen adjustmentHad half an hour spare earlier and wanted to try a few things. Always like to learn anyways even now. [URL="http://www.yellowspider.co.uk/speccy/Man…
... compare and I think bit rotation *sigh*
Unsure if ... -
Radio shows/broadcastsThe old 'wireless' get discussed in threads here and there but I thought I'd start a thread up to discuss and recommend good radio shows (both past a…
... of these put on heavy rotation on iPlayer from the Beeb ... -
Need help from people with CRT TVs (50 Hz)I’m wrapping up the development of my [url="https://www.worldofspectrum.org/forums/discussion/54152/new-game-a-yankee-in-iraq-2017-a-shoot-em-up"]gam…
... on a rate for changing “rotation speed” of the helicopter rotor ... -
printing text on HP-GL plotters through RS232 on AY-3-8912Hello, i don't know, if anyone is even interested in these things. But i do. I like printers, plotters and other devices which we can connected to…
... size, resolution, font size, page rotation ...), on any HP-GL plotter ... -
ZEsarUX 9.2 Release CandidateHi! I have uploaded a new ZEsarUX Release Candidate version 9.2. The final stable version will come in a few weeks, so stay tuned! You can down…
... coordinates, detecting unified/composite, mirror, rotation
-Fixed 4bp sprites: pattern ... -
ZEsarUX v9.2 Final released - Version 9.2 - Cliff Hanger edition. 05 April 2021As seen on: https://github.com/chernandezba/zesarux/releases [quote] ZEsarUX-9.2 @chernandezba chernandezba released this 21 hours ago · 6 com…
... coordinates, detecting unified/composite, mirror, rotation
-Fixed 4bpp sprites: pattern ... -
Remainder (Mod) calculationsI've been figuring out how to calculate remainders after integer division by a constant divisor k (A mod k = A % k). I found that for most small di…
... c, a
rlca ; left rotation
rlca
add a ... a, a
rlca ; left rotation
rlca
rlca
