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Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... stack pointer to the screen
push hl ;Write 8 bytes from registers ...
push de
push bc
push ... /> push hl ;Write 8 more bytes from registers
push de
push bc ... -
Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... /> [code]
; hatch-type screen fill using PUSH for speed
;
; 68 ... ,c
line_loop_01 push hl ; write two bytes at a time ... ...
push hl
push hl
push ... -
Why don't some games take advantage of the full screen?Putting the game play into a smaller box does it improve the speed of the game? I noticed a lot of games especially arcade conversions that a lot of…
... box does it improve the speed of the game?
I ... that a lot of the screen was used as the scoreboard ... used a third of the screen as the actual gamescreen. But ... nearly all of the screen and the speed seemed to be ok ... -
Textured Scanline Flood Fill for ZX Spectrum 48KPity that it's quite hard to contribute code to WoS in a straightforward manner. Recently, I have created a textured/hatched fill M/C routine for the…
... Leave some space for shadow screen buffer
20 GO SUB ... -
Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... transfers to the target screen by whatever bastardised mechanism ... active routines onto whatever screen is sitting in the ... making the best compromise between screen write speed and game flexibility. This ... I have - that the screen that appears on the display ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... stack pointer to the screen
push hl ; write 8 bytes from registers ...
push de
push bc
push ... /> push hl ; write 8 more bytes from registers
push de
push bc ... -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... easier if I'll write a working example of ... them all while printing on screen
ld ... 10 ;x position on screen
push de ;remember to draw ... />
showCursor
push de
ld h,0 ... /> .loop0
push bc
push hl
ld b ... -
Boriels ZX CompilerI'm trying to compile a very simple program and I keep getting the error: unexpected end of file. Here's my code: [CODE]10 cls 20: let n=0 22 do 2…
... have if you want to write things low-level way but ... you don't need to push the speed nor memory efficiency to ... -
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... both index registers I DI, PUSH IY, do the job, then ... memory, as my newer direct screen memory write routine is faster. But ... -
Clashbasher a new interface to reduce colour clashI've been working on this for a while now. [IMG]http://markamy.uwclub.net/cauldron.JPG[/IMG] Basicly its an add on for a 48k spectrum, which reinte…
... colour values from the previous screen.
It makes the ... same colour :(
Yep, screen changes need an update as ... it would potentially need a screen double write (zero and then data ... problem as I want to speed it up, but double writing ... -
Edge Grinder, how would YOU do it?I always meant to post about this and AndyC reminded me in the 'vs' thread in games. [QUOTE=AndyC;808887]The thing I love about threads like this is…
... give-away someone's using PUSH as there are only so ... it 128K only, using screen paging for speed and smoothing?
PUSH, you could do something letterboxed ... 25fps PUSH scroll on 128K only, synching the scroll renderer with screen ... -
Why doesnt this work???Simple piece of code wont do as it should, just want to fill the top 22 lines of screen with an attribute value (150) but it wont have any of it. Som…
... interrupt to write below the display or to a screen area that ... 't write below the screen
push de
push de
push de
push ... de
push ... -
Best place to start learning assembly on WOS ?So I'm pretty new at this forum but not the Speccy so my BASIC is pretty good. I can see lots of resources on WOS for doing machine code/assembly but…
... generates gfx to the screen with the speed of machine code! [/quote ... as a beginner, trying to write the sort of tutorial I ... -
endless runner project..So I'm thinking of writing a small tutorial series on writing games for the speccy in C, and figured that an endless runner would be an easy example …
... scrolling, clearing a window on screen, etc.
In ... clear the screen or a window on screen, or write your own ... although you could clear the screen directly, this won't ... allocs-per-node200000" option to speed up the compile. The compile ... -
Complete database of Spectrum GamesMobyGames is a project to document every single game ever made for every platform. We recently added support for the Sinclair Spectrum ZX system. W…
... box cover and media. Upload screen shots. Write reviews. Whatever you like ... -
Tips on optimizing some newbie assembly routinesI'm starting to learn some assembly language. The best way to learn is to actually code something you are going to use, so I'm creating a very simple…
... 8 bytes to the screen:
push de
ld ... />
; Next character screen address:
pop de
screen address:
ld ... -
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…
... areas of the screen by directly changing the PUSH instructions in memory ... point of the screen
PUSH DE
PUSH HL
PUSH BC
screen
PUSH HL
PUSH BC
PUSH DE
SSD on an old laptop - a question for the system builders among you.I'm upgrading an old laptop from Win XP to Win 7. I've bought one of these [url=http://www.scan.co.uk/products/240gb-crucial-m500-slim-msata-ssd-msa…
... -mlc-flash-read-500mb-s-write-250mb]Crucial 240GB mSATA[/url ... -covert-msata-ssd-as-high-speed-7mm-25-ide-ssd-drive ... drive.
The read/write speed (as measured by Crystal Disk ... drive, but this increase in speed is not matched by the ...What is the name of this train game?Hello fellow Spectrumites. Last time I lurked here the forum looked different. I am looking for a train game. It was published between 1984 and 1986,…
... action took place on one screen. You had to change the ... the tracks. With each screen cleared the speed was ramped up, other ...Hardware specialists ?????Are there any Sinclair hardware specialist around here? I think most of you are more gamers and I need a hardware specialist for some questions!!!!
... page 7 the active screen.
The overall speed will be somewhat ...Spindizzy: good or horrible?Spindizzy is definately a much-loved old speccy game but is it actually any good? I played it a load back in the day, but i played every game i had …
... warp you around the current screen...
Poke ... over the current screen at breakneck speed right on top ... are in the second screen to the right and ... are in the third screen to the right and ... Y
Current Screen Warp
Poke #9995,0 ...Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…
... for sprites, backdrop images, full screen storyboard pages?[/QUOTE]
screen.
And for speed before I have ...How do i alter speed of dvd writingI use Nero for writing my DVD's but i have started burning a lot of coasters, i want to write the discs at a slower speed but can't work out how to …
I only have Burning Rom 6 : Avoiding the wizards, when you click the urn now button it pops up a window and on it there is a drop down for choosing the write speed.How do i alter speed of dvd writingI use Nero for writing my DVD's but i have started burning a lot of coasters, i want to write the discs at a slower speed but can't work out how to …
... my DVD's at x1 speed. Click on the 'Burn' button ... ' tab you can choose the write speed from the drop down list ...How do i alter speed of dvd writingI use Nero for writing my DVD's but i have started burning a lot of coasters, i want to write the discs at a slower speed but can't work out how to …
... the wizard and setting the write speed to 8x which is the ... same speed as the discs !!! thanks for ...How do i alter speed of dvd writingI use Nero for writing my DVD's but i have started burning a lot of coasters, i want to write the discs at a slower speed but can't work out how to …
... the wizard and setting the write speed to 8x which is the ... same speed as the discs !!! thanks for ... cant go by the 'claimed' write speed on cheapo disks. I remember ... x4 speed ones way back and they wouldn't even write at ...Is it my dvd-r's or my dvd recorder ?I have bought some new DL dvd blanks and some SL blanks but i seem to be burning about 95% coasters how can i tell if the probs with the discs or the…
... bell;208183]turn your burn speed down, and dont use the ... 2.4x, 4x, and 8x write speedI've got a divIDE. Now what?I've purchased a divIDE and after a month it's at home. What can I do now with that? I've got a 48k+, a +2B and a +3. The +2B has the original ROMs,…
... ram too. The fast read/write speed opens a new world of ...what were the things the Speccy architecture was good for?I don't know a hell of a lot about all the different computers hardware and I wanted to know if the way the Spectrum was built lent itself to certain…
... of writing graphics to the screen you write them to a buffer ... copy the buffer to the screen when it's ready. This ... and positions of objects on screen, or bite the bullet and ...The best portable machine for Spectrum emulation?Which is the best portable or handheld device for Spectrum and non-Spectrum emulation? I only have a PSP, and whilst it has some good emulators, the …
... br />
[quote]any screen you like (it is bigger ... than Speccy screen, so you can do ... blurring of the PSP screen at high-speed is rather poor. ... desperately want a bigger screen or a proper border, ... and a lovely 800x480 screen in a package the ...
