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Need help with keyboard scanning ?After getting frustrated with learning ASM for a while I'm back into it. The little listing below is using the ROM's PRINT AT routine to draw me a sp…
... 's PRINT AT routine to draw me a sprite to the screen ... there frozen. It's something simple but I'm not seeing ... -
New version: LOST IN MY SPECTRUM v2.0Hi everybody! Here is my New Year's gift to you: the new version of my first Spectrum game ever, [b]Lost In My Spectrum[/b]. The objective is simp…
...
The objective is simple - help Alessandro escape from ... new features:
- New sprite types: moving platforms, cannonball, ... br /> - Many new sprite images, including the main character ... /> - New key redefinition routine, which allows all keys to ... -
How to write a simple BASIC* horizontal scrolling game (Tutorial) [b]How to write a simple BASIC* horizontal scrolling game[/b] In this tutorial, we will be talking about how to write a simple BASIC* horizont…
[b]How to write a simple BASIC* horizontal scrolling game[/b]< ... about how to write a simple BASIC* horizontal scrolling* game.
simple setting up stuff for later ... to set up a scrolling routine. You can find many kinds ... -
Z80 AssemblerSome of you may know that I'm working on a Z80 assembler. I thought I'd start a thread so I can see what people think and what they might want to see…
... libraries containing variable names, ROM routine locations etc...
[quote]And ... working on Assembler export of sprite data from BMP2SCR Pro, so ... (I'm considering making them simple numbers like #1 so that ... -
need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
... larger sprites, eg. on a sprite 4 bytes wide (5 when ... point, instead of calling the routine to calculate the new line ... 't think about this one simple thing.
Thanks for all ... -
Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…
... and collision happens if the sprite is drawn over non-zero ... are you making but maybe simple attribute test would be enough ... using generic (but probably slower) routine. -
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... /> I wrote a routine that moves a sprite and bounces it off ... to be in the drawing routine:
[code]
... a simple "xorsprite at hl" routine. It needs hl to contain sprite screen ... routine still works, but now draws and moves around the SECOND sprite ... -
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... br /> ;
; Here's two simple 16-bit random number generators ... on PC, quite a gonzo-routine on Z80. This
; Faster than previous routine.
; Uses only one 16 ... -
Multiple loading screens[i]Action Biker[/i] suffers from having to endure multiple loading screens. Any other games that have this annoying "feature"?
... realise the complexity of the routine: I thought, like the static ... no examples of a simple static multicolor image/sprite moving/scrolling up ... -
Graphics Mask FormatsHi. Just a quick question. I'm curently hacking a little program to aid my in my own ZX development (i'm hoping to build a little collection of tools…
... use for my quick plot routine. It's a nice idea ... the size of the actual sprite. So far the program allows ... outputting of sprite and mask data seperately (by ... way. It should be fairly simple to do too, so perhaps ... -
Timex Sinclair 2068Hi guys. This is my first post here, the first of many, I hope.. :) I have a Timex Sinclair 2068 but don?t know much about it. It was given as a gif…
... it. I composed some simple songs via real commands and ... the same with the sprite engines in z88dk so ... that. What is this interrupt routine to load the songs? ... on. An interrupt service routine can do that for you ... It is not a simple matter to put stuff there ... -
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…
... got as far as a simple BASIC viewer and two converted ... data is mixed into a routine specifically to print that sprite! -
Learning z80 assembly - useful linksI'm starting here: [url]http://cobb.host.sk/z80guide/index.htm[/url] Anyone got any other great links?
... MC LESSON - Fred 24a - Bubblesort routine
MC LESSON - Fred ... MC LESSON - Fred 29 - Sprite commands
MC LESSON - Fred ... br /> Tools - Fred 23 - A simple assembler
Tools - Fred 46 ... br /> Tools - Fred 48 - SPRITE editor
Tools - Fred ... -
Game Programming Source Code & Startup HelpHi there, I'm planning on porting an existing commercial title to the speccy. I'm in the process of disassembling the original code and commenting i…
... sprites. Simply make some simple test where your sprites will ... can decide about storage of sprite data into memory. In ... /> ; in SP is address of sprite graphics
POP ... /> AND 7
... etc (notorious routine)
... repeat.
; note ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... ()[/b]. The pixel scroll routine requirement has changed (the ... to handle all display and sprite responsibilities. Using SP1 means ... and move sprites around with simple sp1_MoveSpr() commands and the ... way because SP1's sprite definitions are also column ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... internally.
With the sprite off screen "sp1_DeleteSpr()" is called ... scroll. Which makes "d_ScrollStop" really simple:
[code]
void ... /> void scroll_isr(void) // an interrupt routine called every 1/50s
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... only necessary for the sprite and background tile ... just getting an asm routine that you can ... out it's not as simple as that :P
LIB SPPFill ; use library routine
LIB liner ; use ... library routine
org 32768 ...splib2 from ROMI'm trying to generate IF2 ROM games for ZX Spectrum 16K using z88dk + splib2. So far I've managed to create a new crt0 file and to generate valid RO…
... from $7000 onwards and the sprite data?
[/quote]
simple OUT) or you ... the background graphic and sprite character in each ... variable, not a library routine, inside your DEFVARS structure ... [/quote]
Sprite data is fine in ROM ...New utility - Arcade Game DesignerNo income tax, no VAT, no money back, no guarantee... In advance of SEUD's release I thought I'd release AGD to get people in the mood for game maki…
... was having problems in really simple code. If I find anything ... 's a jump routine combined with a gravity routine...
[code]< ... br />
In sprite init routine
LET PARAMA=0 ... type too much into one routine. The text corrupted for some ...VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... :
How to do a simple 8-bit random generator, how ... EQU $FFE4
; init routine
ORG 5120
; set PTR1 to start of SPRITE data
LDA #SPRITES%256 ...Arcade Game Designer 2.0 releasedI know dozens of you downloaded the previous version of AGD. Well, you can put it away now because I've made some major improvements to that version…
... first frame of the next sprite instead, which is the bullet ... make this clear. It's simple enough to put right, but ... genuine bug in the FALL routine which I've fixed this ... problem resizing the window were simple enough to remedy as it ...KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…
... could give you the actual routine addresses, but I don ... problem). 2) Write a simple program using language and strategy ... which in a frame one sprite is shown, the next ... frame the other sprite is shown at the ... (use a ball shaped sprite and the same colours ...Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... seems to be a 2X4 sprite, that makes 8 positions horizontally ... much for life to be simple.
I did have ... that might be passable - a routine that does the shifting by ...Help! Reverse engineering a Spectrum game[deleted]
... that you should keep things simple to start with! Those ... routines, thus adding a new routine when/if it is needed ... speech routines
04 - Graphics/sprite cutting tools
05 - ... 128K memory management
10 - Sprite animation/pattern script engine
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... = part of world) etc.
Sprite frame number
X position ... :
Calls a specific routine using the control field to ... any beginner to implement. A simple object list system can be ...Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... />
Application screen capture routine to real-time create Run ... point audio pitch scaling routine based on Hermite polynomials:< ... /> ; > ESI = Pointer to sprite list
; > EDI = ... ' code. It uses a simple message system to communicate with ...How to Extract a Font from a Game?I remember it was possible to load/save your own fonts in ArtStudio on my Speccy. I also remember it was possible to loop the loaded block of a game …
... own code. I wrote a sprite recording system that took a ... snapshot of the sprite VRAM when I pressed button ... use a simple tool I wrote to play back the sprite activity ... the call to the decode routine then uploaded the data to ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... /> ; --------------------------------------------------------------------------
; Very simple clear screen routine to set PAPER 0 ... simple move ball routine.
; > IX = Pointer to sprite array ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... /> ; --------------------------------------------------------------------------
; Very simple clear screen routine to set PAPER 0 ... simple move ball routine.
; > IX = Pointer to sprite array ...New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…
... used the pre-written SP1 sprite library, the developers of the ... did previously write my own sprite routines in assembler but they ... library now, than my own simple routines!
I've ... font and a custom print routine. I've also had to ...
