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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…
... copy 4k from Backbuffer to Screen in under 1/50th, or ... to copy back to front screen with no tearing/flicker etc ... , with no flicker on the screen.
HELP ... -
Crap pre-installed in new computersMy battered 7 year old Toshiba laptop was stolen from my friends house and just got delivery of the replacement. His insurance did not pay up as he l…
... on the server. Live Update does an update of itself, nothing alarming ... resource left. Blue Screen. Reboot - Blue Screen. Power cycle - Blue Screen.
The ... -
z80 Helper?When you are programming with z80 do you get 'lost' you are in the middle of making a routine and you can't remember which registers are holding val…
... structure and how the screen is updated while staying ... defines and understands a screen update as a sequence of ... is (I know the cycle count for all instructions) ... lot. "I build my screen from four kinds of tiles ... good way to draw a screen using macros. "I ... -
Help needed with drawing masked spriteI need to draw a small sprite (16 bytes) on to the screen using a mask. Its the only sprite that will be used so speed isn't too important. I was goi…
... (16 bytes) on to the screen using a mask. Its the ... a small area of the screen (based on the sprite x ... the mask. On the next screen update I would erase the old ... had moved to a different screen address then draw the sprite ... -
Has this been done before?Are there any emulators whose speed can be adjusted by the Spectrum program that the emulator itself is running? So that, say the Spectrum program ca…
... inserted before the CPU intensive screen draw routines, and then the ... would be normal), but the screen update wouldn't be at all ... -
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…
... based on a differential update algorithm. It achieves ... changed since the last screen update. It is interruptable and ... animated sprites and backgrounds on screen.
... /> - #defines for colours, border(), screen address calculations have been added ... -
Graphic equalizer m.c. program neededBack in the 90's I had a full-screen attribute equalizer that was simple, yet very impressive. We used to listen to Vangelis or Jean M Jarre by conne…
... 's I had a full-screen attribute equalizer that was simple ... will not fit the screen.
Repeat cycle."
Thanks ... -
VIC 20 on the SpectrumThe original "20 Commodes" program released for CSSCGC 2008 has been improved and now has its own entry in WoS. The improved code has been sitting on…
... /+3 only)
3) VIC Screen memory is now relocatable
screen immediately (try pressing CAPS+SYM ... +C on the emulator screen)
If you only ... see the improvements made in screen update and general CPU speed. Don ... -
28-character wide multicolour(ish) on 48k SpectrumLong-time lurker here... I've always been interested in rainbow effects on the 48k Spectrum, mainly from a perspective of "Just what [I]would [/I]ha…
... got into the time-critical screen update? Then you could spend ... to different areas of the screen by directly changing the ... , because nothing in the screen update period affects the flags.
screen update period, and then have ... -
PLEASE HELP!! DEAD SPECTRUM!!Sad News!!! I have a spectrum issue 5 board and I'd done the general composite mod which was great and it worked with a divIDE plus (RWAP) and esxDO…
... may have something to the screen update. I checked the forums out ... -
Flicker-free animationTrying to create flicker-free screen update, but... Where I'm wrong? [url="https://dl.dropboxusercontent.com/s/pfywhfejfmwt2zq/test_128.sna"]Snaps…
Trying to create flicker-free screen update, but... Where I'm wrong?< ... ]
DEVICE ZXSPECTRUM128
SCREEN EQU 0xC000
CYCLES EQU ... :
ld hl, SCREEN
ld de, SCREEN+1
ld bc ... -
SpecBAS 0.900 ReleasedAgainst my better judgement, here's 0.900. It's got lots and lots new, but mostly the new shiny is the editor. You can indent your code, you can e…
... maximum limit.
Update for FPC-based keyboard ... /> Proper fix for SCREEN UPDATE while the screen is locked.
... and selecting
Fix UPDATE SCREEN not working
Fix ... system messages to mess with screen update timings
Menu ... -
New BasinC v1.7 I was away from sinclair scene for a long time, I cannot find any time to log on to wos forums. I hope everybody is doing well here. As many of…
... the bottom of the screen should work ok ... accordingly with commands which perform screen update.
// ... Fixed - Missing Border icons on Screen Paintbox (paddy)
Fixed - ... Added - Spanish language for main screen. (by Sergio Baldoví)
... -
Exact emulation of the Snow effectAs the original post on another forum is outdated, and for those who don't know about that forum, I duplicate this info here: At the beginning of …
... interference of reading ULA screen data and memory regeneration ... code fetching cycle overlaps an 8-tacts screen drawing cycle by ... code fetching cycle with the ULA screen drawing cycle, the ULA ... running columns on the screen immediately after loading the ... -
Confounded modern thingsIt appears the server instability has left a gap in the forums listing so I'll post this again. Given a complete lack of anything on the projects pa…
... to keep a 50 Hz screen update in that kind of game ... -
Spectrum modficationsThere is a post about Outrun on the games forum, which makes the fair point that the game is playable when you double the speed on an emulator. Other…
... stuff.
the ULA screen update timings would be shot away ... -
Advice about drawing sprites on spectrum I've coded sprite drawing before and know all the theory about masks from a long time ago (microhobby rules! ;), but since I did it on Amiga with ha…
... + OR from preshifted sprites to screen.
[/quote]
screen. I eliminated flicker by ... update takes 2-3 frames) so the raster overtakes the screen ... issues and allow the fastest screen update possible, giving you lots ... -
[NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…
... /2 a second *behind* the screen update. Spectaculator does a very good ... -
[NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…
... /2 a second *behind* the screen update[/quote]I decided that it ... -
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. …
... expand the display to full screen. This sort of thing ( ... a trick to get full screen resolution yet requiring half the ... ability. (Double buffering allows one screen to have blank odd rows ... drawn in each on each screen update).
Actually now that ... -
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 …
... be drawn then it should update the screen. At the end of ... - draw it
update the game
screen was drawn, start preparing ... long time
no new screen
update the game
in ... middle of preparing screen - don't ... -
3d Code... simple Anyone know where I can get some examples of 3d routines written in basic... I`ve done some googling, and come up with some source for PowerBasic or…
... Being a Basic program, the screen update is glacially slow. I have ... optimised it to obtain an update rate of one frame every ... Basic Compiler results in an update of one frame every ... for the coordinate calculation and screen update routines to bring the refresh ... -
MacFuse 0.7.0: performance and TR DOS problemsI can't praise Fuse enough for being such a comprehensive emulator that' still updated regularly. I'm grateful for all the new features in version 0.…
... enabled without also changing the screen update ratio to 1:3 or ... speed with a 1:1 screen update ratio.
Could the ... -
3d Code... simple Anyone know where I can get some examples of 3d routines written in basic... I`ve done some googling, and come up with some source for PowerBasic or…
... coordinate system at bottom of screen, or a N/S/E ... rate to a nifty one screen update per day! -
Slightly OT : Xbox emulationI'm interested if anyone here uses a modded Xbox for emulation purposes. I like the idea of using a console rather than a PC for playing games, but I…
... most emu`s as the screen update is spot on at 50 ... dog pc emu`s (causing screen tearing and other problems). SpeXtrum ... -
Slightly OT : Xbox emulationI'm interested if anyone here uses a modded Xbox for emulation purposes. I like the idea of using a console rather than a PC for playing games, but I…
... most emu`s as the screen update is spot on at 50 ... dog pc emu`s (causing screen tearing and other problems). [/quote ... -
Wanted: Code to wait until Border has been drawnWhen my IM2 interrupt fires, I want to wait until the ULA is past the first line of display before drawing. I know I need to wait about 14300T after…
... you'll be updating the screen behind the raster even if ... that they execute while the screen is updating. The schedule ensures ... . For smooth updates, the relevant screen update tasks are scheduled such that ... of the portion of the screen they affect. -
New horizontal scrolling gameI have just been working on this for the last months. Heres a snapshot, let me know what you think. [url="http://www.geocities.com/ruijtunest/rtun…
... twice as often as the screen update routine, in an interrupt routine ... badly with your carefully-arranged screen refresh timings.
When ... -
Gauntlet 2 & emulatorsI've done a quick search but not found anything, does anyone else have trouble getting Gauntlet 2 to load in either Spectaculator or Spin? The only f…
... even display the loading screen.
UPDATE:
I unchecked everything ... -
The New SPIN releases ThreadOk, as I'm now working on SPIN again full-time, and as a very wise man once said, "Release Early, Release Often"[1]... I'm going to release new SPIN…
... then back to OpenGL - then screen update messed up, freezed and similar ... dream of having Speccy's screen as free movable, rotatable reactangle ... in E.V.E. Paradox - screen output (play) area which can ...
